:root {
  --green: #00d26e;
  --green-deep: #00ad5b;
  --green-soft: #ecfdf5;
  --purple: #7c3aed;
  --purple-soft: #f6f3ff;
  --cyan: #0ea5a4;
  --ink: #0f172a;
  --muted: #475569;
  --subtle: #94a3b8;
  --line: #e2e8f0;
  --soft: #f8fafc;
  --panel: #ffffff;
  --dark: #064e3b;
  --radius: 8px;
  --module-radius: 24px;
  --shadow: 0 18px 46px rgba(15, 23, 42, 0.1);
  --max: 1240px;
}

body.ai-v2 {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: -apple-system, "PingFang SC", "Microsoft Yahei", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

.ai-v2 * { box-sizing: border-box; }
.ai-v2 a { color: inherit; text-decoration: none; }
.ai-v2 img, .ai-v2 video { max-width: 100%; display: block; }

.ai-legacy-header {
  position: sticky;
  top: 0;
  z-index: 80;
  height: 86px;
  display: grid;
  grid-template-columns: minmax(320px, 360px) minmax(0, 1fr) 126px 140px;
  align-items: stretch;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.legacy-logo {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 4px 0 18px;
  background: var(--green);
}

.legacy-logo a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 350px;
}

.legacy-logo img {
  max-height: 82px;
  width: auto;
  transform: translateX(12px);
}

.legacy-navbox {
  min-width: 0;
}

.legacy-navbox {
  scrollbar-width: none;
}

.legacy-navbox::-webkit-scrollbar {
  display: none;
}

.legacy-menu {
  height: 100%;
  display: flex;
  justify-content: center;
  margin: 0;
  padding: 0 12px;
  list-style: none;
}

.legacy-item {
  position: relative;
  flex: 1 1 auto;
  min-width: 86px;
}

.legacy-item > a {
  position: relative;
  height: 86px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  color: #313131;
  font-size: 16px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.legacy-item:hover > a {
  color: var(--green);
}

.legacy-item:hover > a:before {
  content: "";
  position: absolute;
  left: 18%;
  right: 18%;
  bottom: 0;
  height: 4px;
  background: var(--green);
}

.legacy-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  width: 220px;
  margin-left: -110px;
  padding: 14px 18px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.14);
  opacity: 0;
  visibility: hidden;
  transform: translate3d(0, 10px, 0);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.legacy-item:hover .legacy-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translate3d(0, 0, 0);
}

.legacy-dropdown a {
  display: block;
  height: 38px;
  line-height: 38px;
  color: #313131;
  font-size: 15px;
  text-align: center;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.legacy-dropdown a:hover {
  color: var(--green);
  font-weight: 700;
}

.legacy-trial a {
  height: 86px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  background: #202020;
}

.legacy-trial a:hover {
  background: #111;
}

.legacy-phone {
  height: 86px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #313131;
  font-size: 16px;
  font-weight: 500;
  white-space: nowrap;
}

.footer-brand a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: #fff;
  font-weight: 900;
  background: linear-gradient(135deg, var(--green), var(--green-deep));
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 22px;
  border-radius: var(--radius);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  background: var(--green);
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.22);
}

.btn-primary:hover { background: var(--green-deep); }

.hero {
  position: relative;
  overflow: hidden;
  padding: 104px 48px 86px;
  background:
    radial-gradient(circle at 82% 18%, rgba(16, 185, 129, 0.14), transparent 32%),
    linear-gradient(180deg, #ecfdf5 0%, #fff 88%);
}

.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(430px, 1.04fr);
  gap: 74px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
  padding: 5px 14px;
  border-radius: 999px;
  color: var(--green-deep);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  font-size: 13px;
  font-weight: 600;
}

.hero-badge span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

.hero h1 {
  margin: 0 0 22px;
  font-size: 60px;
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: 0;
}

.hero h1 strong {
  color: transparent;
  background: linear-gradient(135deg, var(--green), var(--green-deep));
  -webkit-background-clip: text;
  background-clip: text;
}

.hero-copy > p {
  max-width: 620px;
  margin: 0 0 34px;
  color: var(--muted);
  font-size: 18px;
}

.hero-buttons {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn-outline, .btn-white-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 22px;
  border-radius: var(--radius);
  color: var(--green-deep);
  border: 1px solid var(--green);
  font-weight: 700;
  font-size: 14px;
}

.btn-ghost {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(86px, 1fr));
  gap: 16px;
}

.hero-stat {
  min-height: 88px;
  padding: 16px 18px;
  border: 1px solid rgba(16, 185, 129, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}

.hero-stat b {
  display: block;
  color: var(--green);
  font-size: 34px;
  line-height: 1;
  white-space: nowrap;
}

.hero-stat b span {
  font-size: 18px;
  margin-left: 2px;
}

.hero-stat em {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
}

.hero-showcase {
  min-height: 470px;
  border-radius: var(--radius);
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(145deg, #064e3b 0%, #065f46 58%, #047857 100%);
  background-size: 36px 36px, 36px 36px, auto;
  box-shadow: var(--shadow);
  color: #fff;
}

.showcase-toolbar {
  height: 42px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 18px;
  background: rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.showcase-toolbar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.34);
}

.showcase-slides { position: relative; min-height: 318px; }
.showcase-slide {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 54px;
  opacity: 0;
  transform: translateX(18px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.showcase-slide.active {
  opacity: 1;
  transform: none;
}

.showcase-slide p {
  margin: 0 0 12px;
  color: #86efac;
  font-size: 13px;
  font-weight: 700;
}

.showcase-slide h3 {
  margin: 0 0 14px;
  max-width: 440px;
  font-size: 38px;
  line-height: 1.2;
}

.showcase-slide span {
  display: block;
  max-width: 420px;
  color: rgba(255, 255, 255, 0.72);
}

.showcase-slide a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 112px;
  height: 42px;
  border-radius: var(--radius);
  background: var(--green);
  color: #fff;
  font-weight: 700;
}

.showcase-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px 16px;
}

.showcase-dots button {
  width: 24px;
  height: 4px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
  cursor: pointer;
}

.showcase-dots button.active { background: #86efac; }

.showcase-foot {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 0 28px 28px;
}

.showcase-foot span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.78);
  background: rgba(255, 255, 255, 0.07);
  font-size: 13px;
  font-weight: 800;
}

.section {
  padding: 96px 48px;
}

.section-head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--green-deep);
  font-weight: 800;
  font-size: 13px;
}

.section-head span::before,
.section-head span::after {
  content: "\2726";
  width: 54px;
  height: 14px;
  flex: 0 0 54px;
  display: inline-flex;
  align-items: center;
  color: var(--green);
  font-size: 14px;
  line-height: 1;
}

.section-head span::before {
  justify-content: flex-end;
  background: linear-gradient(90deg, transparent 0%, rgba(0, 210, 110, 0.18) 28%, rgba(0, 210, 110, 0.88) 100%) left center / 45px 1px no-repeat;
}

.section-head span::after {
  justify-content: flex-start;
  background: linear-gradient(270deg, transparent 0%, rgba(0, 210, 110, 0.18) 28%, rgba(0, 210, 110, 0.88) 100%) right center / 45px 1px no-repeat;
}


.section-head h2 {
  margin: 12px 0 0;
  font-size: 40px;
  line-height: 1.25;
  font-weight: 900;
}

.section-head p {
  margin: 14px auto 0;
  color: var(--muted);
  font-size: 16px;
}

.products-section {
  overflow-x: clip;
  background: #FFFFFF;
}
.product-list {
  max-width: var(--max);
  margin: 0 auto;
}

.product-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(390px, 0.9fr);
  gap: 64px;
  align-items: center;
  margin-bottom: 96px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.product-row.reverse .product-info { order: 2; }
.product-row.reverse .product-media { order: 1; }
.product-row:last-child { margin-bottom: 0; }

.product-tag {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 5px 14px;
  border: 1px solid #bbf7d0;
  border-radius: 999px;
  color: var(--green-deep);
  background: var(--green-soft);
  font-size: 13px;
  font-weight: 800;
}

.product-info h3 {
  margin: 0 0 12px;
  font-size: 34px;
  line-height: 1.3;
}

.product-summary {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.feature-list {
  display: grid;
  gap: 12px;
  margin-bottom: 26px;
}

.feature-item {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  border: 1px solid #eef2f7;
  border-radius: var(--radius);
  background: var(--soft);
}

.feature-item span {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--green-deep);
  background: var(--green-soft);
  border-radius: var(--radius);
  font-weight: 900;
}

.feature-item p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.product-kpis, .case-kpis {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 22px;
}

.product-kpis b, .case-kpis b {
  display: block;
  color: var(--green);
  font-size: 28px;
  line-height: 1.1;
}

.product-kpis span, .case-kpis span {
  display: block;
  margin-top: 4px;
  color: var(--subtle);
  font-size: 12px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  color: var(--green-deep);
  font-weight: 800;
  font-size: 14px;
}

.text-link::after {
  content: "→";
  margin-left: 6px;
}

.product-media {
  --media-radius: var(--module-radius);
  --media-foreground-radius: var(--media-radius);
  --media-foreground-top: 19.46%;
  --media-foreground-right: 6.93%;
  --media-foreground-bottom: 10.07%;
  --media-foreground-left: 6.93%;
  position: relative;
  min-height: 340px;
  border-radius: var(--media-radius);
  border: 0;
  overflow: hidden;
  isolation: isolate;
  clip-path: inset(0 round var(--media-radius));
  background: linear-gradient(135deg, #eaf7ff 0%, #f2fff9 54%, #e7f8ef 100%);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04);
}

.product-media::after {
  content: none;
}

.product-media-background {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
  border-radius: inherit;
}

.product-media-foreground {
  position: absolute;
  inset: var(--media-foreground-top) var(--media-foreground-right) var(--media-foreground-bottom) var(--media-foreground-left);
  z-index: 1;
  overflow: hidden;
  clip-path: none;
  backface-visibility: hidden;
  transform: translateZ(0);
  border: 0;
  border-radius: 0 0 23.67px 23.67px;
  background: #f7faf9;
  box-shadow: 0 16px 36px rgba(15, 70, 45, 0.14);
  transition: inset .35s ease, box-shadow .35s ease;
}

.product-media.is-foreground-hovered .product-media-foreground {
  inset: 0;
  clip-path: inset(0 round 24px);
  border-radius: 24px;
  box-shadow: none;
}

.product-media-foreground img,
.product-media-foreground video {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  object-fit: cover;
  border-radius: inherit;
  backface-visibility: hidden;
}

.product-video-shell {
  isolation: isolate;
}

.product-video-shell .product-video {
  cursor: pointer;
}

.product-video-play {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  width: clamp(48px, 4vw, 72px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 50%;
  background: rgba(9, 18, 33, 0.62);
  box-shadow: 0 8px 24px rgba(9, 18, 33, 0.2);
  transform: translate(-50%, -50%);
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.product-video-play span {
  width: 0;
  height: 0;
  margin-left: 4px;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 15px solid #fff;
}

.product-video-play:hover,
.product-video-play:focus-visible {
  background: rgba(9, 18, 33, 0.82);
  transform: translate(-50%, -50%) scale(1.06);
}

.product-video-play:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.9);
  outline-offset: 4px;
}

.product-video-shell.is-started .product-video-play {
  opacity: 0;
  pointer-events: none;
}

.product-media-foreground .media-fallback {
  min-height: 100%;
}

.media-fallback {
  position: relative;
  min-height: 340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  text-align: center;
  background:
    linear-gradient(90deg, rgba(16, 185, 129, 0.16) 1px, transparent 1px),
    linear-gradient(0deg, rgba(16, 185, 129, 0.12) 1px, transparent 1px),
    linear-gradient(135deg, rgba(209, 250, 229, 0.9), #f8fafc);
  background-size: 32px 32px, 32px 32px, auto;
}

.media-fallback::before,
.media-fallback::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(0, 173, 91, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.58);
}

.media-fallback::before {
  width: 68%;
  height: 42px;
  left: 16%;
  top: 54px;
}

.media-fallback::after {
  width: 46%;
  height: 84px;
  left: 27%;
  bottom: 42px;
}

.media-fallback strong {
  position: relative;
  z-index: 1;
  font-size: 28px;
}
.media-fallback span {
  position: relative;
  z-index: 1;
  color: var(--green-deep);
  font-weight: 800;
}

.engine-section {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 22%, rgba(52, 211, 153, 0.16), transparent 28%),
    radial-gradient(circle at 78% 76%, rgba(16, 185, 129, 0.13), transparent 30%),
    linear-gradient(180deg, #064e3b 0%, #052e2b 100%);
  color: #fff;
}

.engine-section .section-head h2 { color: #fff; }
.engine-section .section-head p { color: rgba(255, 255, 255, 0.58); }
.engine-section .section-head span { color: #86efac; }

.engine-tagline {
  max-width: var(--max);
  margin: -24px auto 44px;
  text-align: center;
  color: rgba(255, 255, 255, 0.62);
  font-size: 17px;
}

.engine-tagline b {
  color: #86efac;
  margin: 0 8px;
}

.engine-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.engine-card {
  min-height: 360px;
  display: flex;
  flex-direction: column;
  padding: 34px 28px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025));
}

.engine-card:hover {
  border-color: rgba(134, 239, 172, 0.42);
  transform: translateY(-4px);
}

.engine-code {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border-radius: var(--radius);
  color: #86efac;
  background: rgba(16, 185, 129, 0.14);
  border: 1px solid rgba(16, 185, 129, 0.22);
  font-weight: 900;
}

.engine-card h3 {
  margin: 0 0 8px;
  font-size: 23px;
}

.engine-card p {
  margin: 0 0 22px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
}

.engine-card ul {
  flex: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.engine-card li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.04);
  font-size: 14px;
  font-weight: 700;
}

.engine-card li span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #86efac;
}

.engine-card a {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: #86efac;
  font-weight: 800;
  font-size: 13px;
}

.cases-section {
  overflow-x: clip;
  padding-top: 60px;
  padding-bottom: 60px;
}

.advantages-section {
  padding-top: 0;
  padding-bottom: 60px;
}

.clients-section {
  padding-top: 60px;
  padding-bottom: 60px;
}

.ai-v2 .section.section-tone-white { background: #FAFAFC; }
.ai-v2 .section.section-tone-soft { background: #FFFFFF; }

.advantage-grid, .metric-grid, .case-grid, .client-grid {
  max-width: var(--max);
  margin: 0 auto;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.advantage-card, .metric-card, .case-card, .client-card {
  border-radius: var(--module-radius);
  border: 1px solid var(--line);
  background: #fff;
}

.advantage-card {
  overflow: hidden;
  min-width: 0;
  box-shadow: 0 12px 32px rgba(31, 83, 61, 0.06);
}

.advantage-media {
  width: 100%;
  aspect-ratio: 2 / 1;
  overflow: hidden;
  background: linear-gradient(135deg, #eaf7ff 0%, #effff8 56%, #e4f8ed 100%);
}

.advantage-card:nth-child(2) .advantage-media {
  background: linear-gradient(135deg, #f0fbff 0%, #e9fff4 48%, #edf9f3 100%);
}

.advantage-card:nth-child(3) .advantage-media {
  background: linear-gradient(135deg, #f2f6ff 0%, #edfaff 46%, #e9faef 100%);
}

.advantage-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.advantage-content {
  min-height: 188px;
  padding: 24px 28px 30px;
}
.advantage-card h3 {
  align-self: stretch;
  margin: 0 0 16px;
  color: #091221;
  font-family: "PingFang SC", "Microsoft Yahei", sans-serif;
  font-size: 32px;
  font-style: normal;
  font-weight: 600;
  line-height: normal;
}

.advantage-description-list {
  display: grid;
  gap: 8px;
}

.advantage-description {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.advantage-description span {
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.advantage-description span::before {
  content: "";
  width: 16.5px;
  height: 11.5px;
  background: linear-gradient(90deg, #26BDAC 27.96%, #2C73FA 75.53%);
  -webkit-mask: url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2016.5%2011.5'%3E%3Cpath%20d='M1.25%205.75L5.9%2010.25L15.25%201.25'%20fill='none'%20stroke='black'%20stroke-width='1.75'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3C/svg%3E") center / 16.5px 11.5px no-repeat;
  mask: url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2016.5%2011.5'%3E%3Cpath%20d='M1.25%205.75L5.9%2010.25L15.25%201.25'%20fill='none'%20stroke='black'%20stroke-width='1.75'%20stroke-linecap='round'%20stroke-linejoin='round'/%3E%3C/svg%3E") center / 16.5px 11.5px no-repeat;
}

.advantage-description p {
  min-height: 0;
  margin: 0;
  color: #64748B;
  font-family: "PingFang SC", "Microsoft Yahei", sans-serif;
  font-size: 14px;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
}

.metrics-section { background: #fff; }
.metric-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.metric-card {
  padding: 28px 18px;
  text-align: center;
  background: var(--soft);
}

.metric-card b {
  display: block;
  color: var(--green);
  font-size: 36px;
  line-height: 1;
}

.metric-card b span {
  font-size: 16px;
  margin-left: 2px;
}

.metric-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.case-accordion {
  --case-motion: .9s cubic-bezier(.22, .61, .36, 1);
  width: 100%;
  max-width: 1680px;
  height: 475px;
  display: grid;
  grid-template-columns:
    minmax(0, 688fr)
    minmax(0, 309.67fr)
    minmax(0, 309.67fr)
    minmax(0, 309.67fr);
  gap: 21px;
  margin: 0 auto;
  transition: grid-template-columns var(--case-motion);
}

.case-accordion.case-active-0 {
  grid-template-columns:
    minmax(0, 688fr)
    minmax(0, 309.67fr)
    minmax(0, 309.67fr)
    minmax(0, 309.67fr);
}

.case-accordion.case-active-1 {
  grid-template-columns:
    minmax(0, 309.67fr)
    minmax(0, 688fr)
    minmax(0, 309.67fr)
    minmax(0, 309.67fr);
}

.case-accordion.case-active-2 {
  grid-template-columns:
    minmax(0, 309.67fr)
    minmax(0, 309.67fr)
    minmax(0, 688fr)
    minmax(0, 309.67fr);
}

.case-accordion.case-active-3 {
  grid-template-columns:
    minmax(0, 309.67fr)
    minmax(0, 309.67fr)
    minmax(0, 309.67fr)
    minmax(0, 688fr);
}

.case-card {
  position: relative;
  width: 100%;
  height: 100%;
  min-width: 0;
  overflow: hidden;
  border: 1px solid #E4E8F0;
  border-radius: 24px;
  background: #FFFFFF;
  contain: paint;
  transition: border-color .35s ease, background-color var(--case-motion);
}

.case-card.is-active {
  border-color: #E4E8F0;
  background: #040913;
  box-shadow: none;
}
.case-card-link {
  position: absolute;
  inset: 0;
  display: block;
  color: #fff;
}

.case-cover-image,
.case-cover-placeholder,
.case-cover-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.case-cover-image {
  z-index: 1;
  object-fit: cover;
  will-change: opacity, transform;
  transition: opacity var(--case-motion), transform var(--case-motion);
}

.case-card.is-active .case-cover-image {
  top: 0;
  right: auto;
  bottom: auto;
  left: 0;
  width: 100%;
  max-width: none;
  height: 100%;
  object-position: center center;
  opacity: 1;
  transform: none;
}

.case-card:not(.is-active) .case-cover-image {
  opacity: 0;
  transform: none;
}

.case-cover-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #FFFFFF;
  transition: background-color var(--case-motion);
}

.case-card.is-active .case-cover-placeholder { background: #040913; }

.case-cover-shade {
  z-index: 2;
  background: linear-gradient(186deg, rgba(4, 9, 19, 0) 42.95%, #040913 87.8%);
  will-change: opacity;
  transition: opacity var(--case-motion);
}

.case-card.is-active .case-cover-shade {
  top: 0;
  right: auto;
  bottom: auto;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 1;
}
.case-card:not(.is-active) .case-cover-shade { opacity: 0; }

.case-brand-logo {
  position: absolute;
  top: 31px;
  left: 31px;
  z-index: 4;
  width: auto;
  height: 38px;
  max-width: calc(100% - 64px);
  object-fit: contain;
  object-position: left center;
  pointer-events: none;
  will-change: opacity;
  transition: opacity var(--case-motion);
}

.case-brand-logo-expanded { opacity: 0; }
.case-brand-logo-collapsed { opacity: 1; }
.case-card.is-active .case-brand-logo-expanded { opacity: 1; }
.case-card.is-active .case-brand-logo-collapsed { opacity: 0; }

.case-overlay-copy {
  position: absolute;
  z-index: 3;
  inset: 0;
  display: block;
  padding: 0;
  min-width: 0;
}

.case-overlay-copy em {
  display: inline-flex;
  position: absolute;
  left: 31px;
  height: 30px;
  margin: 0;
  padding: 4px 12px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 99px;
  color: #10B981;
  background: rgba(16, 185, 129, 0.1);
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-style: normal;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0;
  text-align: center;
}

.case-overlay-copy h3 {
  position: absolute;
  left: 31px;
  right: 31px;
  margin: 0;
  min-height: 0;
  overflow: hidden;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0;
}

.case-overlay-copy p {
  position: absolute;
  left: 31px;
  right: 31px;
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  letter-spacing: 0;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.case-overlay-kpis {
  position: absolute;
  top: 317px;
  right: 31px;
  left: 31px;
  display: flex;
  flex-wrap: nowrap;
  gap: 69px;
  margin: 0;
  overflow: hidden;
}

.case-overlay-kpis > div {
  width: 64px;
  flex: 0 0 64px;
  text-align: center;
}

.case-overlay-kpis b {
  height: 34px;
  display: flex;
  align-items: baseline;
  justify-content: center;
  color: #10B981;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 24px;
  font-style: normal;
  font-weight: 600;
  line-height: normal;
  letter-spacing: 0;
  white-space: nowrap;
}

.case-overlay-kpis b small {
  color: #10B981;
  font-family: inherit;
  font-size: 14px;
  font-style: normal;
  font-weight: 600;
  line-height: normal;
  transform: translateY(-1px);
}

.case-overlay-kpis > div > span {
  display: block;
  margin-top: 0;
  color: rgba(255, 255, 255, 0.65);
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 12px;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  letter-spacing: 0;
  text-align: center;
  white-space: nowrap;
}

.case-more {
  position: absolute;
  left: 31px;
  bottom: 31px;
  display: inline-flex;
  width: 120px;
  height: 44px;
  padding: 0 32px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid #0D1221;
  border-radius: 8px;
  color: #0D1221;
  background: #FFFFFF;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0;
  white-space: nowrap;
}

.case-more-text {
  display: block;
  width: 56px;
  height: 20px;
  flex: 0 0 56px;
  color: #0D1221;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0;
  text-align: left;
  white-space: nowrap;
}

.case-card.is-active .case-overlay-copy em { top: 165px; }

.case-card.is-active .case-overlay-copy h3 {
  top: 209px;
  height: 34px;
  color: #FFFFFF;
  font-size: 24px;
  line-height: normal;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.case-card.is-active .case-overlay-copy p {
  top: 251px;
  height: 40px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
  line-height: normal;
}

.case-card:not(.is-active) .case-overlay-copy em { top: 218px; }

.case-card:not(.is-active) .case-overlay-kpis { display: none; }

.case-card:not(.is-active) .case-overlay-copy h3 {
  top: 262px;
  height: 68px;
  display: -webkit-box;
  color: #0D1221;
  font-size: 24px;
  line-height: normal;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.case-card:not(.is-active) .case-overlay-copy p {
  top: 338px;
  height: 34px;
  color: #4E5969;
  font-size: 12px;
  line-height: normal;
}

.clients-section {
  overflow: hidden;
}

.clients-count {
  color: transparent;
  background: linear-gradient(90deg, #54D56F 27.96%, #28BC7F 75.53%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 40px;
  font-style: normal;
  font-weight: 600;
  line-height: normal;
  text-align: center;
}

.logo-marquee {
  width: 100%;
  display: grid;
  gap: 40px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 7%, #000 93%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, #000 7%, #000 93%, transparent 100%);
}

.logo-marquee-row {
  width: 100%;
  overflow: visible;
}

.logo-marquee-row-2 {
  width: calc(100% + 126px);
  transform: translateX(-126px);
}

.logo-marquee-track {
  width: max-content;
  display: flex;
  will-change: transform;
  animation: client-logo-scroll 46s linear infinite;
}

.logo-marquee-row-2 .logo-marquee-track {
  animation-delay: -23s;
}

.logo-marquee-sequence {
  display: flex;
  flex: 0 0 auto;
  gap: 40px;
  padding-right: 40px;
}

.client-logo-slot {
  width: 212px;
  height: 80px;
  flex: 0 0 212px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0 16px;
  gap: 5.52px;
  border-radius: 16px;
  background: #FFFFFF;
}

.client-logo-slot img {
  display: block;
  max-width: 180px;
  max-height: 64px;
  object-fit: contain;
}

.client-logo-placeholder {
  width: 100%;
  height: 100%;
  display: block;
  background: #FFFFFF;
}

@keyframes client-logo-scroll {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-50%, 0, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .logo-marquee-track { animation-play-state: paused; }
}

body.ai-v2-home .logo-marquee-track {
  animation-play-state: running;
}

.ai-product-detail-page {
  background: #fff;
}

.detail-hero {
  position: relative;
  overflow: hidden;
  padding: 92px 48px 82px;
  background:
    radial-gradient(circle at 78% 20%, rgba(14, 165, 164, 0.12), transparent 30%),
    linear-gradient(180deg, #ecfdf5 0%, #fff 86%);
}

.detail-hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  gap: 72px;
  align-items: center;
}

.detail-hero h1 {
  margin: 0 0 24px;
  color: var(--ink);
  font-size: 58px;
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: 0;
}

.detail-hero-copy > p {
  max-width: 620px;
  margin: 0 0 30px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.9;
}

.detail-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}

.detail-hero-stats div {
  min-height: 94px;
  padding: 18px 16px;
  border: 1px solid rgba(16, 185, 129, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.76);
}

.detail-hero-stats b {
  display: block;
  color: var(--green-deep);
  font-size: 28px;
  line-height: 1.1;
  white-space: nowrap;
}

.detail-hero-stats span {
  display: block;
  margin-top: 9px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.detail-hero-media {
  min-height: 390px;
  padding: 18px;
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 24px 58px rgba(15, 23, 42, 0.12);
}

.detail-hero-media img,
.detail-hero-media video {
  width: 100%;
  height: 100%;
  min-height: 354px;
  object-fit: cover;
  border-radius: calc(var(--radius) - 2px);
}

.detail-media-placeholder {
  min-height: 354px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-radius: calc(var(--radius) - 2px);
  color: var(--green-deep);
  background:
    linear-gradient(135deg, rgba(16, 185, 129, 0.12), rgba(14, 165, 164, 0.08)),
    #f8fafc;
  text-align: center;
}

.detail-media-placeholder strong {
  padding: 0 24px;
  color: var(--ink);
  font-size: 30px;
  line-height: 1.25;
}

.detail-media-placeholder span {
  color: var(--muted);
  font-size: 14px;
}

.detail-section {
  padding: 86px 48px;
  background: #fff;
}

.detail-style-media {
  background: var(--soft);
}

.detail-section-inner {
  max-width: var(--max);
  margin: 0 auto;
}

.detail-media-row {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  gap: 48px;
  align-items: center;
}

.detail-style-media.reverse .detail-media-box {
  order: 2;
}

.detail-style-media.reverse .detail-media-copy {
  order: 1;
}

.detail-media-box {
  min-height: 360px;
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.08);
}

.detail-media-box img,
.detail-media-box video {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.detail-media-copy em {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--green-deep);
  font-size: 13px;
  font-style: normal;
  font-weight: 800;
}

.detail-media-copy h3 {
  margin: 0 0 16px;
  color: var(--ink);
  font-size: 34px;
  line-height: 1.25;
}

.detail-media-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.detail-media-copy ul {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.detail-media-copy li {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 15px;
}

.detail-media-copy li span {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--green);
}

.detail-richtext {
  max-width: 920px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.detail-richtext article {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.detail-richtext article + article {
  margin-top: 48px;
}

.detail-richtext h3 {
  margin: 0 0 18px;
  color: var(--ink);
  font-size: 28px;
}

.detail-richtext > article > div {
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
  overflow-wrap: anywhere;
}

.detail-richtext > article > div * {
  max-width: 100%;
  box-sizing: border-box;
}

.detail-richtext table {
  width: 100% !important;
  max-width: 100%;
  table-layout: fixed;
}

.detail-richtext td,
.detail-richtext th {
  max-width: 100%;
  overflow-wrap: anywhere;
}

.detail-richtext img {
  max-width: 100%;
  height: auto;
  margin: 16px auto;
}

.detail-richtext video,
.detail-richtext iframe,
.detail-richtext embed,
.detail-richtext object {
  display: block;
  width: 100% !important;
  max-width: 100%;
  margin: 16px auto;
}

.cta-section {
  padding: 78px 48px;
  text-align: center;
  color: #fff;
  background: linear-gradient(135deg, var(--green), var(--purple));
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.cta-section.has-background {
  color: #0f172a;
  background-color: #eff8ff;
}

.cta-section.has-background p {
  color: #475569;
  opacity: 1;
}

.cta-section.has-background .btn-white {
  color: #fff !important;
  -webkit-text-fill-color: #fff;
  background: #0f172a;
}

.cta-section.has-background .btn-white-outline {
  color: #0f172a;
  border-color: #cbd5e1;
  background: rgba(255, 255, 255, 0.86);
}

.cta-section h2 {
  margin: 0 0 14px;
  font-size: 42px;
  line-height: 1.25;
}

.cta-section p {
  margin: 0 0 32px;
  opacity: 0.88;
  font-size: 17px;
}

.btn-white, .btn-white-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 28px;
  margin: 0 6px;
  border-radius: var(--radius);
  font-weight: 800;
}

.btn-white {
  color: #00ad5b;
  -webkit-text-fill-color: #00ad5b;
  background: #fff;
}

.cta-section .btn-white {
  color: #00ad5b !important;
  -webkit-text-fill-color: #00ad5b;
}

.btn-white-outline {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

.ai-v2 .cta-section .btn-white {
  color: #fff !important;
  -webkit-text-fill-color: #fff;
  background: #0f172a;
}

.ai-v2 .cta-section .btn-white-outline {
  color: #0f172a;
  border-color: #0f172a;
  background: #fff;
}

.ai-v2 .cta-section > div {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.ai-v2 .cta-section > div .btn-white,
.ai-v2 .cta-section > div .btn-white-outline {
  margin: 0;
  text-align: center;
  line-height: 1.2;
  white-space: nowrap;
}

.ai-footer {
  color: #fff;
  background: #313131;
}

.ai-footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 64px 48px 60px;
}

.ai-footer-grid {
  display: grid;
  grid-template-columns:
    minmax(200px, 1.8fr)
    repeat(5, minmax(88px, 0.9fr))
    minmax(190px, 1.55fr)
    minmax(104px, 0.85fr);
  gap: 22px;
  align-items: start;
}

.ai-footer-col p {
  margin: 0 0 18px;
  font-size: 15px;
  font-weight: 800;
}

.ai-footer-col dd {
  margin: 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  line-height: 2.05;
}

.ai-footer a {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  word-break: keep-all;
  overflow-wrap: normal;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.ai-footer a:hover {
  color: #fff;
}

.ai-footer-contact {
  min-width: 190px;
}

.ai-footer-contact dd {
  line-height: 2.1;
  word-break: keep-all;
}

.ai-footer-qrcode .img {
  width: 110px;
  height: 110px;
  padding: 5px;
  background: #fff;
}

.ai-footer-qrcode img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ai-footer-cities {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.ai-footer-cities span {
  color: #fff;
  font-weight: 800;
}

.ai-footer-cities a {
  display: inline-flex;
}

.ai-footer-copy {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
  padding-top: 22px;
  color: rgba(255, 255, 255, 0.58);
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  font-size: 12px;
  text-align: center;
}

.ai-footer-copy a {
  display: inline-flex;
  align-items: center;
}

.ai-footer-copy img {
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: 4px;
}

.float-actions {
  position: fixed;
  right: 26px;
  bottom: 78px;
  z-index: 70;
  display: grid;
  gap: 10px;
}

.float-actions a {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--green-deep);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.12);
  font-size: 13px;
  font-weight: 800;
}

.float-actions a:first-child {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.modal-mask {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.58);
}

.modal-mask.show { display: flex; }
.modal {
  position: relative;
  width: 360px;
  max-width: calc(100vw - 40px);
  padding: 32px;
  text-align: center;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.modal .close {
  position: absolute;
  right: 12px;
  top: 8px;
  border: 0;
  background: transparent;
  color: var(--subtle);
  font-size: 26px;
  cursor: pointer;
}

.modal h3 { margin: 0 0 18px; }
.modal .qr {
  width: 180px;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: var(--green-soft);
  overflow: hidden;
}

.modal .qr img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal p { margin: 0 0 6px; color: var(--subtle); }
.modal strong {
  color: var(--green-deep);
  font-size: 22px;
}

.empty-tip {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 20px;
  text-align: center;
  color: var(--subtle);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
}

.fade-in {
  opacity: 1;
  transform: none;
}

.ai-v2.anim-ready .fade-in {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.ai-v2.anim-ready .fade-in.visible {
  opacity: 1;
  transform: none;
}

.ai-v2.anim-ready .case-card,
.ai-v2.anim-ready .case-card.fade-in {
  transition: border-color .35s ease, background-color var(--case-motion), opacity .6s ease, transform .6s ease;
}

@media (max-width: 1180px) {
  .ai-legacy-header {
    grid-template-columns: 280px minmax(0, 1fr) 112px 122px;
  }
  .legacy-logo { padding: 0 4px 0 18px; }
  .legacy-logo img { max-height: 66px; }
  .legacy-menu { padding: 0 6px; }
  .legacy-item { min-width: 76px; }
  .legacy-item > a { padding: 0 8px; font-size: 15px; }
  .legacy-trial a, .legacy-phone { font-size: 15px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-showcase { min-height: 360px; }
  .detail-hero-inner { grid-template-columns: 1fr; }
  .metric-grid { grid-template-columns: repeat(3, 1fr); }
  .client-grid { grid-template-columns: repeat(4, 1fr); }
  .ai-footer-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  body.v2-shell {
    padding-top: 100px;
  }

  .ai-legacy-header {
    height: auto;
    grid-template-columns: 1fr auto;
  }
  .legacy-logo {
    height: 66px;
    justify-content: flex-end;
    padding: 0 4px 0 16px;
  }
  .legacy-logo a {
    width: auto;
    max-width: 250px;
  }
  .legacy-logo img { max-height: 62px; }
  .legacy-navbox {
    grid-column: 1 / -1;
    order: 3;
    overflow-x: auto;
    border-top: 1px solid var(--line);
  }
  .legacy-menu {
    width: max-content;
    min-width: 100%;
    justify-content: flex-start;
    padding: 0 10px;
  }
  .legacy-item > a {
    height: 50px;
    padding: 0 14px;
  }
  .legacy-dropdown {
    display: none;
  }
  .legacy-trial a {
    height: 66px;
    width: 108px;
  }
  .legacy-phone { display: none; }
  .hero, .section, .cta-section { padding-left: 22px; padding-right: 22px; }
  .detail-hero, .detail-section { padding-left: 22px; padding-right: 22px; }
  .hero { padding-top: 64px; }
  .detail-hero { padding-top: 64px; }
  .hero h1 { font-size: 42px; }
  .detail-hero h1 { font-size: 42px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .detail-hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .showcase-slide { grid-template-columns: 1fr; padding: 32px; }
  .showcase-slide h3 { font-size: 28px; }
  .product-row, .product-row.reverse {
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 64px;
    padding: 0;
  }
  .product-row.reverse .product-info, .product-row.reverse .product-media { order: initial; }
  .advantage-grid { grid-template-columns: 1fr; }
  .case-accordion {
    display: flex;
    width: 100%;
    max-width: none;
    height: auto;
    flex-direction: column;
  }
  .case-card,
  .case-card.is-active {
    flex: 0 0 auto;
    width: 100%;
    height: 475px;
    min-height: 0;
  }
  .case-card:not(.is-active) .case-overlay-copy h3 { font-size: 22px; }
  .detail-media-row,
  .detail-style-media.reverse .detail-media-row {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .detail-style-media.reverse .detail-media-box,
  .detail-style-media.reverse .detail-media-copy {
    order: initial;
  }
  .ai-footer-inner { padding-left: 22px; padding-right: 22px; }
  .ai-footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .hero h1 { font-size: 34px; }
  .detail-hero h1 { font-size: 34px; }
  .hero-copy > p { font-size: 16px; }
  .detail-hero-copy > p { font-size: 16px; }
  .hero-buttons { align-items: stretch; flex-direction: column; }
  .btn-primary, .btn-outline, .btn-ghost { width: 100%; }
  .section-head h2, .cta-section h2 { font-size: 30px; }
  .advantages-head h2, .cases-head h2 { line-height: 1.25; }
  .detail-hero-stats { grid-template-columns: 1fr; }
  .case-brand-logo {
    top: 20px;
    left: 20px;
    height: 32px;
    max-width: calc(100% - 40px);
  }
  .case-overlay-copy em { left: 20px; }
  .case-overlay-copy h3 {
    left: 20px;
    right: 20px;
  }
  .case-overlay-copy p {
    left: 20px;
    right: 20px;
  }
  .case-overlay-kpis {
    top: 309px;
    left: 20px;
    right: 20px;
    gap: 8px;
    justify-content: space-between;
  }
  .case-overlay-kpis > div {
    width: calc((100% - 24px) / 4);
    flex: 0 0 calc((100% - 24px) / 4);
  }
  .case-overlay-kpis b { font-size: 18px; }
  .case-overlay-kpis b small { font-size: 11px; }
  .case-overlay-kpis > div > span {
    font-size: 10px;
    white-space: normal;
  }
  .case-more {
    left: 20px;
    bottom: 20px;
    width: 110px;
    height: 40px;
    padding: 0 20px;
  }
  .case-more-text {
    width: auto;
    height: auto;
  }
  .detail-hero-media, .detail-media-box { min-height: 260px; }
  .detail-hero-media img,
  .detail-hero-media video,
  .detail-media-box img,
  .detail-media-box video,
  .detail-media-placeholder {
    min-height: 224px;
  }
  .detail-media-copy h3 { font-size: 28px; }
  .metric-grid, .client-grid { grid-template-columns: repeat(2, 1fr); }
  .showcase-foot { grid-template-columns: 1fr; }
  .product-row, .product-row.reverse { padding: 0; }
  .product-info h3 { font-size: 28px; }
  .product-summary { font-size: 15px; }
  .ai-footer-grid { grid-template-columns: 1fr; }
  .ai-footer-copy { display: block; line-height: 2; }
  .ai-footer-copy a { display: inline-flex; margin-right: 8px; }
  .float-actions { right: 14px; bottom: 24px; }
}

/* Reference refresh: V2 navigation and footer only. */
.ai-legacy-header {
  height: 72px;
  grid-template-columns: minmax(190px, 230px) minmax(0, 1fr) 142px 104px;
  align-items: center;
  padding: 0 28px;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.04);
  backdrop-filter: blur(12px);
}

.legacy-logo {
  min-width: 0;
  justify-content: flex-start;
  padding: 0;
  background: transparent;
}

.legacy-logo a {
  width: 152px;
  height: 52px;
  justify-content: flex-start;
}

.legacy-logo img {
  width: 152px;
  max-height: 48px;
  object-fit: contain;
  object-position: left center;
  transform: none;
  filter: brightness(0) saturate(100%) invert(56%) sepia(93%) saturate(1670%) hue-rotate(111deg) brightness(91%) contrast(101%);
}

.legacy-menu {
  padding: 0 8px;
}

.legacy-item {
  min-width: 72px;
}

.legacy-item > a {
  height: 72px;
  padding: 0 9px;
  color: #1f2937;
  font-size: 14px;
}

.legacy-item:hover > a:before {
  height: 2px;
}

.legacy-item.has-dropdown > a:after {
  content: "";
  width: 5px;
  height: 5px;
  margin: -3px 0 0 7px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg);
}

.legacy-dropdown {
  width: 210px;
  margin-left: -105px;
  padding: 10px 14px;
  border: 1px solid rgba(15, 23, 42, 0.06);
  border-radius: 0 0 6px 6px;
}

.legacy-dropdown a {
  height: auto;
  min-height: 38px;
  padding: 9px 8px;
  font-size: 14px;
  line-height: 1.5;
  text-align: left;
}

.legacy-phone {
  height: 72px;
  justify-content: flex-end;
  padding-right: 18px;
  color: #111827;
  font-size: 14px;
}

.legacy-trial {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.legacy-trial a {
  width: 94px;
  height: 38px;
  border-radius: 6px;
  color: #fff;
  font-size: 14px;
  background: var(--green-deep);
}

.legacy-trial a:hover {
  background: #009c52;
}

.ai-footer {
  color: #fff;
  background: #111827;
}

.ai-footer-inner {
  max-width: 1480px;
  padding: 58px 42px 60px;
}

.ai-footer-grid {
  grid-template-columns: repeat(7, minmax(96px, 1fr)) minmax(180px, 1.45fr) minmax(104px, 0.8fr);
  gap: 24px;
}

.ai-footer-col p {
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 700;
}

.ai-footer-col dd,
.ai-footer a {
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  line-height: 2.15;
}

.ai-footer-products a {
  white-space: normal;
  word-break: break-word;
}

.ai-footer-cities,
.ai-footer-copy {
  border-color: rgba(255, 255, 255, 0.12);
}

@media (max-width: 1280px) {
  .ai-legacy-header {
    grid-template-columns: 172px minmax(0, 1fr) 124px 96px;
    padding: 0 16px;
  }
  .legacy-logo a,
  .legacy-logo img { width: 138px; }
  .legacy-item { min-width: 64px; }
  .legacy-item > a { padding: 0 7px; font-size: 13px; }
  .legacy-phone { padding-right: 12px; font-size: 13px; }
  .legacy-trial a { width: 88px; font-size: 13px; }
  .ai-footer-grid { grid-template-columns: repeat(5, minmax(110px, 1fr)); }
}

@media (max-width: 1180px) {
  .ai-legacy-header {
    height: 56px;
    grid-template-columns: 1fr auto;
    padding: 0 12px;
  }

  .legacy-logo {
    height: 56px;
    justify-content: flex-start;
    padding: 0;
  }

  .legacy-logo a,
  .legacy-logo img {
    width: 81px;
    height: 26px;
  }

  .legacy-trial {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .ai-legacy-header .legacy-nav-toggle {
    display: inline-flex;
  }

  .legacy-trial > a {
    width: 80px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border-radius: 8px;
    font-size: 13px;
  }

  .legacy-phone {
    display: none;
  }

  .legacy-navbox {
    display: none;
    position: fixed;
    top: 56px;
    right: 0;
    left: 0;
    z-index: 150;
    max-height: calc(100vh - 56px);
    margin: 0;
    overflow: auto;
    border-top: 1px solid rgba(226, 232, 240, 0.9);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.16);
  }

  body.mobile-nav-open .legacy-navbox {
    display: block;
  }

  .legacy-menu {
    width: 100%;
    min-width: 0;
    height: auto;
    flex-direction: column;
    justify-content: flex-start;
    padding: 6px 0 12px;
  }

  .legacy-item {
    width: 100%;
    min-width: 0;
    flex: 0 0 auto;
  }

  .legacy-item > a {
    height: 48px;
    justify-content: flex-start;
    padding: 0 18px;
    border-bottom: 1px solid rgba(226, 232, 240, 0.85);
  }

  .legacy-item:hover > a:before {
    display: none;
  }

  .legacy-item.has-dropdown > a:after {
    margin-left: auto;
  }

  .legacy-dropdown {
    position: static;
    left: auto;
    width: auto;
    margin: 0;
    padding: 0 18px 8px;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .legacy-dropdown a {
    height: auto;
    min-height: 36px;
    padding: 8px 0;
    text-align: left;
  }
}

@media (max-width: 900px) {
  .ai-legacy-header {
    height: auto;
    grid-template-columns: 1fr auto;
    padding: 0 16px;
  }
  .legacy-logo {
    height: 62px;
    justify-content: flex-start;
    padding: 0;
  }
  .legacy-logo a,
  .legacy-logo img { width: 138px; }
  .legacy-navbox { margin: 0 -16px; }
  .legacy-item { min-width: 76px; }
  .legacy-item > a { height: 48px; padding: 0 12px; font-size: 14px; }
  .legacy-trial a { height: 36px; }
  .ai-footer-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .ai-footer-inner { padding: 44px 22px 60px; }
  .ai-footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 20px; }
  .ai-footer-contact { min-width: 0; }
  .ai-footer-qrcode { grid-column: auto; }
}

/* V2 compact navigation alignment. */
.legacy-logo a,
.legacy-logo img {
  width: 79px;
}

.legacy-logo img {
  max-height: 36px;
}

.legacy-menu {
  justify-content: center;
  gap: 0;
}

.legacy-item {
  flex: 0 0 auto;
  min-width: 0;
}

.legacy-item > a {
  padding-left: 14px;
  padding-right: 14px;
}

.ai-footer-cities {
  justify-content: center;
  text-align: center;
}

@media (max-width: 1280px) {
  .legacy-logo a,
  .legacy-logo img { width: 79px; }
  .legacy-item { min-width: 0; }
  .legacy-item > a { padding-left: 10px; padding-right: 10px; }
}

@media (max-width: 900px) {
  .legacy-logo a,
  .legacy-logo img { width: 79px; }
  .legacy-menu { justify-content: flex-start; }
  .legacy-item { min-width: max-content; }
  .legacy-item > a { padding-left: 12px; padding-right: 12px; }
}

/* V2 first-screen banner. The artwork and display title live in the background image. */
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Keep the shared V2 shell identical while legacy pages retain style.css. */
body.v2-shell {
  margin: 0;
  padding-top: 60px;
  color: var(--ink);
  background: #fff;
  font-family: -apple-system, "PingFang SC", "Microsoft Yahei", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.v2-shell .wrapper {
  padding-top: 0;
}

.v2-shell .ai-legacy-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  width: 100%;
  box-sizing: border-box;
  font-size: 16px;
  line-height: 1.7;
}

.v2-shell .ai-legacy-header,
.v2-shell .ai-footer {
  font-family: -apple-system, "PingFang SC", "Microsoft Yahei", "Helvetica Neue", Arial, sans-serif;
}

.v2-shell .ai-legacy-header *,
.v2-shell .ai-footer * {
  box-sizing: border-box;
  font-family: inherit;
}

.v2-shell .ai-legacy-header img,
.v2-shell .ai-footer img {
  margin: 0;
  transition: none;
}

/* style.css has legacy #footer rules; keep them from changing the V2 footer. */
.v2-shell #footer.ai-footer {
  width: 100%;
  height: auto;
  padding: 0;
  color: #fff;
  background: #111827;
}

.v2-shell #footer.ai-footer a {
  color: rgba(255, 255, 255, 0.62);
  opacity: 1;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.v2-shell #footer.ai-footer a:hover {
  color: #fff;
  opacity: 1;
}

/* Keep shared-footer typography identical on V2 and legacy-content pages. */
.v2-shell #footer.ai-footer .ai-footer-col p {
  margin: 0 0 16px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0;
}

.v2-shell #footer.ai-footer .ai-footer-col dd,
.v2-shell #footer.ai-footer .ai-footer-col dd a {
  font-size: 12px;
  font-weight: 400;
  line-height: 2.15;
  letter-spacing: 0;
}

.v2-shell #footer.ai-footer .ai-footer-cities,
.v2-shell #footer.ai-footer .ai-footer-copy {
  letter-spacing: 0;
}

.v2-shell #footer.ai-footer .ai-footer-copy img {
  margin-right: 8px;
}

.v2-shell #footer.ai-footer .ai-footer-inner {
  width: 100%;
  padding-bottom: 60px;
}

.v2-shell #footer.ai-footer .ai-footer-grid {
  grid-template-columns: repeat(7, minmax(0, 1fr)) minmax(180px, 1.45fr) minmax(104px, 0.8fr);
  column-gap: 24px;
  row-gap: 0;
}

/* Reference layout: configurable Hero title art and the product media/text split. */
.hero-title-image {
  display: block;
  width: min(100%, 560px);
  max-height: 180px;
  margin: 0 auto 30px;
  object-fit: contain;
}

.product-list {
  position: relative;
  width: 100%;
  max-width: 1680px;
}

.product-row {
  position: relative;
  isolation: isolate;
  grid-template-columns: minmax(0, 734fr) minmax(0, 866fr);
  gap: 80px;
  min-height: 596px;
  margin-bottom: 240px;
}

.product-row.reverse {
  margin-bottom: 240px;
}

.product-row:last-child {
  margin-bottom: 0;
}

.product-row::before {
  content: "";
  position: absolute;
  top: -120px;
  bottom: -120px;
  left: 50%;
  z-index: -1;
  width: 100vw;
  transform: translateX(-50%);
}

.product-row:nth-child(odd)::before {
  background: #FFFFFF;
}

.product-row:nth-child(even)::before {
  background: #FAFAFC;
}

.product-row.reverse {
  grid-template-columns: minmax(0, 866fr) minmax(0, 734fr);
}

.product-info {
  min-height: 596px;
  display: flex;
  flex: 1 0 0;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 32px;
  padding: 40px 0;
}

.product-info > * {
  margin-top: 0;
  margin-bottom: 0;
}

.product-info {
  justify-content: flex-start;
  gap: 0;
}

.detail-product-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  color: #64748B;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  white-space: nowrap;
  overflow: hidden;
}

.detail-product-breadcrumb span:nth-child(2n) {
  color: #CBD5E1;
  flex: 0 0 auto;
}

.detail-product-breadcrumb span:last-child {
  color: #091221;
  font-weight: 500;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.product-tag {
  height: 30px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 13px;
  padding: 4px 12px;
  border: 0;
  border-radius: 99px;
  color: #10B981;
  background: #10B9811A;
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
}

.product-tag::before {
  content: "";
  width: 15.6px;
  height: 14.75px;
  display: block;
  flex: 0 0 15.6px;
  background: url("../images/ai_v2/icon-star.png") center / contain no-repeat;
}

.product-info h3 {
  align-self: stretch;
  height: 45px;
  margin: 0 0 13px;
  color: #091221;
  font-size: 32px;
  font-weight: 600;
  line-height: normal;
}

.product-summary {
  align-self: stretch;
  height: 20px;
  margin: 0 0 32px;
  color: #64748B;
  font-size: 14px;
  font-weight: 400;
  line-height: normal;
}

.product-info > .product-kpis,
.product-info > a.text-link {
  display: none;
}

.product-info:has(.product-benefits) > .feature-list {
  display: none;
}

.product-benefits {
  align-self: stretch;
  display: grid;
  gap: 16px;
  margin: 0 0 34px;
}

.product-benefit {
  height: 81px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  align-self: stretch;
  padding: 12px 16px;
  border: 1px solid #FFFFFF26;
  border-radius: 16px;
  background: linear-gradient(90deg, #FFFFFF 0%, #ffffff00 100%);
}

.product-row:nth-child(even) .product-benefit {
  background: linear-gradient(90deg, #FAFAFC 0%, #fafafc00 100%);
}

.product-benefit-heading {
  height: 25px;
  display: flex;
  align-items: center;
  gap: 12.5px;
  align-self: stretch;
}

.product-benefit-icon {
  width: 21.5px;
  height: 16.5px;
  flex: 0 0 21.5px;
  align-self: flex-start;
  margin-top: 4.75px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-benefit-icon img {
  display: block;
  width: 21.5px;
  height: 16.5px;
  object-fit: contain;
}

.product-benefit-heading h4 {
  width: auto;
  height: 25px;
  margin: 0;
  color: #1D2129;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 18px;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0;
  text-align: center;
  white-space: nowrap;
}

.ai-v2 .cta-section .btn-white > span {
  display: inline-flex;
  width: 108px;
  height: 25px;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 18px;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  text-align: center;
  transform: none;
}

.ai-v2 .cta-section > div .btn-white {
  width: 210px;
  height: 54px;
  min-height: 54px;
  padding: 0;
  gap: 10px;
  border-radius: 8px;
  background: #0D1221;
}

.product-benefit > p {
  width: 418px;
  height: 22px;
  margin: 0;
  color: #4E5969;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-style: normal;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0;
  text-align: left;
}

.product-bottom-row {
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.product-bottom-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex: 0 0 auto;
  min-width: 0;
}

.product-bottom-row .text-link {
  width: 120px;
  height: 44px;
  flex: 0 0 120px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 32px;
  border-radius: 12px;
  color: #fff;
  background: #0D1221;
  font-size: 14px;
  font-weight: 500;
  line-height: normal;
  white-space: nowrap;
}

.product-bottom-row .text-link::after {
  display: none;
}

.ai-product-detail-page .product-bottom-row .detail-product-cta {
  width: 160px;
  min-width: 160px;
  height: 44px;
  min-height: 44px;
  padding: 0 20px;
  flex: 0 0 160px;
  border-radius: 8px;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-weight: 500;
  line-height: normal;
}

.ai-product-detail-page .product-media-background {
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  max-width: none;
  max-height: none;
  transform: none;
  object-fit: cover;
  object-position: center center;
}

.ai-product-detail-page .detail-product-row .product-media {
  --media-foreground-top: 19.5%;
}

.ai-product-detail-page .detail-product-row .product-media.is-foreground-hovered .product-media-foreground {
  inset: 0;
  clip-path: inset(0 round 24px);
  border-radius: 24px;
  box-shadow: none;
}

.ai-product-detail-page .product-bottom-row .detail-case-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 160px;
  min-width: 160px;
  height: 44px;
  min-height: 44px;
  padding: 0 20px;
  flex: 0 0 160px;
  border: 1px solid #0D1221;
  border-radius: 8px;
  color: #0D1221;
  background: #FFFFFF;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  font-weight: 500;
  line-height: normal;
  white-space: nowrap;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.ai-product-detail-page .product-bottom-row .detail-case-cta:hover {
  color: #FFFFFF;
  background: #0D1221;
  border-color: #0D1221;
}

.product-metrics {
  --product-metric-gap: 112px;
  --product-metric-divider-offset: calc(var(--product-metric-gap) / -2);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--product-metric-gap);
  margin-left: auto;
}

.product-metrics[data-count="1"] {
  --product-metric-gap: 0px;
  width: min(100%, 96px);
  grid-template-columns: minmax(0, 1fr);
}

.product-metrics[data-count="2"] {
  width: min(100%, 268px);
}

.product-metrics[data-count="3"] {
  --product-metric-gap: 36px;
  width: min(100%, 390px);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.product-metrics[data-count="4"] {
  --product-metric-gap: 20px;
  width: min(100%, 492px);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.product-metric {
  position: relative;
  min-width: 0;
  text-align: center;
}

.product-metric + .product-metric::before {
  content: "";
  position: absolute;
  top: 50%;
  left: var(--product-metric-divider-offset);
  width: 1px;
  height: 56px;
  background: #E1EEF8;
  transform: translateY(-50%);
}

.product-metric-value {
  height: 34px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.product-metric-value b {
  color: #10B981;
  font-size: 24px;
  font-weight: 600;
  line-height: 34px;
  white-space: nowrap;
}

.product-metric-value b span {
  margin-left: 0;
  color: #10B981;
  font-size: 14px;
  font-weight: 600;
  line-height: 20px;
}

.product-metric-label {
  display: block;
  margin-top: 0;
  color: #64748B;
  font-size: 12px;
  font-weight: 400;
  line-height: 17px;
  white-space: nowrap;
}

.product-media {
  align-self: stretch;
  width: 100%;
  height: 596px;
  min-height: 596px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 11.67px;
  border-radius: 24px;
  background:
    linear-gradient(51deg, #6c4de333 -9.55%, #6c4de300 30.95%),
    linear-gradient(289deg, #EDF8FF 2.82%, #ffffff1a 22.24%),
    linear-gradient(252deg, #E0FDF1 1.05%, #e0fdf100 49.13%),
    linear-gradient(128deg, #C2E5FF 4.13%, #c2e5ff00 33.18%);
}

.product-media-background,
.media-fallback {
  min-height: 596px;
}

@media (max-width: 1100px) and (min-width: 901px) {
  .product-row {
    gap: 48px;
  }

  .product-info,
  .product-media {
    min-height: 520px;
  }

  .product-media {
    height: 520px;
  }

  .product-media-background,
  .media-fallback {
    min-height: 520px;
  }
}

@media (max-width: 900px) {
  .hero-title-image {
    width: min(100%, 440px);
    max-height: 130px;
    margin-bottom: 24px;
  }

  .product-row,
  .product-row.reverse {
    grid-template-columns: 1fr;
    gap: 30px;
    min-height: 0;
    margin-bottom: 96px;
  }

  .product-row::before {
    top: -48px;
    bottom: -48px;
  }

  .product-info {
    min-height: 0;
    padding: 20px 0;
  }

  .product-info h3 {
    height: auto;
    line-height: 1.3;
  }

  .product-bottom-row {
    flex-wrap: wrap;
    gap: 20px;
  }

  .product-bottom-actions {
    width: 100%;
    flex-wrap: wrap;
    gap: 12px;
  }

  .ai-product-detail-page .product-bottom-row .detail-product-cta,
  .ai-product-detail-page .product-bottom-row .detail-case-cta {
    width: auto;
    min-width: 0;
    flex: 1 1 calc(50% - 6px);
    height: 44px;
    min-height: 44px;
    padding: 0 12px;
    font-size: 14px;
  }

  .product-metrics {
    --product-metric-gap: 16px;
    --product-metric-divider-offset: -8px;
    flex: 1 1 220px;
    grid-template-columns: repeat(2, minmax(90px, 1fr));
    gap: var(--product-metric-gap);
  }

  .product-media {
    height: auto;
    min-height: 0;
    aspect-ratio: 866 / 596;
  }

  .product-media-foreground {
    inset: 19.46% 6.93% 10.07%;
    clip-path: none;
    border-radius: 0 0 23.67px 23.67px;
  }

  .product-media-background,
  .media-fallback {
    min-height: 0;
  }
}

.hero {
  position: relative;
  min-height: 650px;
  overflow: visible;
  padding: 0 40px;
  background: #FFFFFF;
}

.hero-background {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  overflow: hidden;
}

.hero-background img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center center;
}

.hero-inner {
  position: relative;
  z-index: 1;
  min-height: 650px;
  max-width: 1320px;
  display: block;
  margin: 0 auto;
}

.hero-copy {
  width: 100%;
  padding-top: 330px;
  text-align: center;
}

.hero-copy > p {
  max-width: 860px;
  margin: 0 auto 30px;
  color: #64748b;
  font-size: 16px;
  line-height: 1.9;
}

.hero-buttons {
  justify-content: center;
  margin: 0;
}

.hero .btn-primary {
  min-width: 176px;
  min-height: 48px;
  border-radius: 6px;
  color: #fff;
  background: #0f172a;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.16);
}

.hero .btn-primary:hover {
  background: #020617;
}

.hero-stats {
  position: absolute;
  left: 50%;
  bottom: -68px;
  width: min(1080px, calc(100% - 80px));
  min-height: 136px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.06);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 20px 44px rgba(15, 23, 42, 0.12);
  transform: translateX(-50%);
}

.hero-stat {
  min-height: 136px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  border: 0;
  border-right: 1px solid #e2e8f0;
  border-radius: 0;
  background: #fff;
}

.hero-stat:last-child {
  border-right: 0;
}

.hero-stat b {
  color: #0f172a;
  font-size: 44px;
  font-weight: 800;
  line-height: 1;
}

.hero-stat b span {
  margin-left: 4px;
  color: #334155;
  font-size: 17px;
}

.hero-stat em {
  margin-top: 12px;
  color: #64748b;
  font-size: 14px;
}

.products-section {
  padding-top: 120px;
}

@media (max-width: 900px) {
  .hero {
    min-height: 720px;
    padding: 0 18px;
  }
  .hero-inner { min-height: 720px; }
  .hero-copy { padding-top: 410px; }
  .hero-copy > p { max-width: 560px; font-size: 15px; }
  .hero .btn-primary { min-width: 164px; }
  .hero-stats {
    bottom: -132px;
    width: calc(100% - 32px);
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .hero-stat {
    min-height: 110px;
    padding: 16px 10px;
  }
  .hero-stat:nth-child(2n) { border-right: 0; }
  .hero-stat:nth-child(-n+2) { border-bottom: 1px solid #e2e8f0; }
  .hero-stat b { font-size: 34px; }
  .hero-stat b span { font-size: 15px; }
  .products-section { padding-top: 230px; }
}

@media (max-width: 560px) {
  .hero { min-height: 680px; }
  .hero-inner { min-height: 680px; }
  .hero-copy { padding-top: 350px; }
  .hero-copy > p { font-size: 14px; line-height: 1.8; }
  .hero-buttons { align-items: center; }
  .hero .btn-primary { width: auto; }
  .hero-stat b { font-size: 30px; }
}

/* Banner-to-platform transition and platform overview. */
.hero {
  min-height: 740px;
}

.hero::after {
  display: none;
}

.hero-inner {
  min-height: 740px;
}

.hero-copy {
  padding-top: 410px;
}

.hero-stats {
  bottom: -72px;
  border-radius: var(--module-radius);
}

.platform-overview {
  position: relative;
  z-index: auto;
  margin-top: max(-296px, calc(736px - 56.276vw));
  padding: 0 48px 110px;
  background: #FAFAFC;
}

.platform-overview-inner {
  position: relative;
  z-index: 1;
  max-width: 1680px;
  margin: 0 auto;
}

.platform-overview-head {
  margin-bottom: 68px;
  text-align: center;
}

.platform-overview-head h2 {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: #091221;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 42px;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0;
  text-align: center;
}

.platform-overview-head h2 strong {
  color: transparent;
  background: linear-gradient(90deg, #54D56F 27.96%, #28BC7F 75.53%);
  -webkit-background-clip: text;
  background-clip: text;
  font-weight: 500;
}

.platform-overview-head h2 span {
  display: inline-block;
  margin: 0;
  color: #091221;
  font-weight: 500;
}

.platform-overview-panel {
  position: relative;
  width: 100%;
  overflow: hidden;
  min-height: clamp(560px, 42vw, 672px);
  display: grid;
  grid-template-columns: minmax(0, 45.5%) minmax(0, 54.5%);
  gap: 0;
  padding: 0;
  border: 0;
  border-radius: var(--module-radius);
  background: #fff;
  box-shadow: 0 4px 4px 0 #0000000a;
}

.platform-product-list {
  position: relative;
  z-index: 1;
  width: 100%;
  min-height: inherit;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  padding: 0 clamp(24px, 2.5vw, 40px);
  min-width: 0;
}

.platform-product-item {
  position: relative;
  width: 100%;
  height: auto;
  min-height: clamp(176px, 14vw, 224px);
  display: grid;
  grid-template-columns: clamp(108px, 10.2vw, 160px) minmax(0, 1fr);
  gap: clamp(18px, 2vw, 32px);
  align-items: center;
  padding: clamp(20px, 2vw, 32px) 0;
  border-bottom: 0;
  background: transparent;
}

.platform-product-item::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: #E4E8F0;
}

.platform-product-item:last-child::after {
  display: none;
}

.platform-small-art {
  width: clamp(108px, 10.2vw, 160px);
  height: clamp(108px, 10.2vw, 160px);
  flex-shrink: 0;
  aspect-ratio: 1 / 1;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.platform-product-copy {
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.platform-product-copy h3 {
  align-self: stretch;
  margin: 0 0 7px;
  color: #1D2129;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(22px, 1.7vw, 26px);
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0;
}

.platform-product-copy p {
  align-self: stretch;
  margin: 0 0 clamp(14px, 1.3vw, 19px);
  color: #64748B;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(13px, 0.95vw, 14px);
  font-style: normal;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: 0;
}

.platform-product-copy a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: #10B981;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: clamp(14px, 1vw, 16px);
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0;
  text-align: center;
}

.platform-product-copy a span {
  transition: transform 0.2s ease;
}

.platform-product-copy a:hover span {
  transform: translateX(4px);
}

.platform-large-art {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  border: 0;
  border-radius: inherit;
  background: transparent;
  pointer-events: none;
}

.platform-small-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.platform-large-art img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: left center;
}

.platform-diagram-label {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  max-width: 230px;
  padding: 8px 14px;
  overflow: hidden;
  color: #1f2937;
  border: 1px solid #edf2f0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  font-size: 13px;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.platform-diagram-label b {
  font-size: 14px;
  font-weight: 500;
}

.platform-diagram-label.label-1 { left: 10%; top: 24%; }
.platform-diagram-label.label-2 { right: 8%; top: 28%; }
.platform-diagram-label.label-3 { left: 38%; bottom: 18%; }

.products-section {
  padding-top: 60px;
  padding-bottom: 120px;
}

.products-section > .section-head {
  height: 135px;
  margin-bottom: 0;
  padding-bottom: 0;
}

.growth-loop-section {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  padding: 0;
  overflow: hidden;
}

.growth-loop-section > .section-head {
  grid-area: 1 / 1;
  align-self: start;
  position: relative;
  z-index: 1;
  width: min(720px, calc(100% - 96px));
  margin-top: 60px;
  margin-bottom: 0;
}

.growth-loop-panel {
  grid-area: 1 / 1;
  align-self: start;
  position: relative;
  z-index: 0;
  width: 100%;
  max-width: none;
  height: auto;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 0;
  background: transparent;
}

.growth-loop-panel img {
  width: 100%;
  height: auto;
  display: block;
  max-width: none;
}

@media (max-width: 1080px) {
  .platform-product-list {
    width: 100%;
    padding: 0 32px;
  }
}

@media (min-width: 1081px) {
  .platform-overview {
    padding-right: 0;
    padding-left: 0;
  }

  .platform-overview-inner {
    width: calc(100% - 320px);
  }
}

@media (max-width: 900px) {
  .hero { min-height: 800px; }
  .hero-inner { min-height: 800px; }
  .hero-copy { padding-top: 470px; }
  .hero-stats { bottom: -132px; }
  .platform-overview { margin-top: 0; padding: 230px 22px 88px; }
  .platform-overview-head { margin-bottom: 38px; }
  .platform-overview-head h2 { font-size: 32px; }
  .platform-overview-panel { min-height: 0; gap: 30px; padding: 28px; }
  .products-section { padding-top: 60px; }
}

@media (max-width: 560px) {
  .hero { min-height: 760px; }
  .hero-inner { min-height: 760px; }
  .hero-copy { padding-top: 410px; }
  .platform-overview { padding-top: 220px; padding-left: 16px; padding-right: 16px; }
  .platform-overview-head h2 { flex-direction: column; gap: 4px; font-size: 27px; }
  .platform-overview-head h2 span { margin: 0; }
  .platform-overview-panel { padding: 20px; }
  .platform-product-list { min-height: 0; }
  .platform-product-item { height: auto; min-height: 142px; grid-template-columns: 86px minmax(0, 1fr); gap: 16px; padding: 20px 0; }
  .platform-small-art { width: 78px; height: 78px; }
  .platform-large-art { display: none; }
  .platform-product-copy h3 { font-size: 18px; }
  .platform-product-copy p { font-size: 13px; }
  .platform-diagram-label { max-width: 180px; padding: 7px 10px; font-size: 12px; }
  .platform-diagram-label.label-1 { left: 5%; top: 20%; }
  .platform-diagram-label.label-2 { right: 5%; top: 42%; }
  .platform-diagram-label.label-3 { left: 20%; bottom: 14%; }
}

/* Final 1920px reference alignment for the shared V2 navigation and AI Hero. */
.ai-legacy-header {
  height: 60px;
  grid-template-columns: 113px minmax(0, 1fr) 142px 80px;
  padding: 0 32px;
}

.legacy-logo {
  height: 60px;
  justify-content: flex-start;
  padding: 0;
}

.legacy-logo a {
  width: 81.04px;
  height: 26px;
  justify-content: flex-start;
}

.legacy-logo img {
  width: 81.04px;
  height: 26px;
  max-height: 26px;
  object-fit: contain;
  object-position: left center;
  filter: none;
}

.legacy-item > a {
  height: 60px;
  padding: 0 10px;
  font-size: 14px;
}

.legacy-phone {
  height: 60px;
  padding-right: 18px;
  font-size: 14px;
}

.legacy-trial a {
  width: 80px;
  height: 36px;
  padding: 0 12px;
  border-radius: 8px;
  color: #fff;
  background: #10B981;
  font-size: 14px;
  font-weight: 500;
}

.legacy-trial a:hover {
  background: #10B981;
}

body.ai-v2 .hero {
  min-height: 0;
  margin-top: 0;
  aspect-ratio: 7680 / 4322;
}

body.ai-v2 .hero-background img {
  object-fit: cover;
  object-position: center top;
}

body.ai-v2 .hero-title-image {
  position: absolute;
  top: 120px;
  left: 50%;
  width: min(384px, calc(100% - 44px));
  height: auto;
  aspect-ratio: 384 / 152;
  max-height: none;
  margin: 0;
  object-fit: contain;
  transform: translateX(-50%);
}

body.ai-v2 .hero-copy {
  padding-top: 324px;
}

body.ai-v2 .hero-copy > .hero-description {
  width: max-content;
  max-width: none;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 52px;
  color: #64748B;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 22px;
  text-align: center;
  white-space: nowrap;
}

body.ai-v2 .hero-copy > .hero-description strong {
  width: 246px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #1D2129;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  font-style: normal;
  font-weight: 500;
  line-height: 22px;
  letter-spacing: 0;
  text-align: center;
}

body.ai-v2 .hero .btn-primary {
  width: 210px;
  height: 54px;
  min-width: 210px;
  min-height: 54px;
  padding: 0;
  border-radius: 8px;
  color: #fff;
  background: #091221;
  font-size: 18px;
  font-weight: 500;
}

body.ai-v2 .hero .btn-primary:hover {
  background: #091221;
}

body.ai-v2 .hero-stats {
  top: 512px;
  bottom: auto;
  left: 50%;
  width: min(1252px, calc(100% - 48px));
  height: 164px;
  min-height: 164px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0;
  padding: 32px 60px;
  overflow: visible;
  border: 0;
  border-radius: 24px;
  background: #ffffffe6;
  box-shadow: 0 4px 4px #0000000A;
  transform: translateX(-50%);
}

body.ai-v2 .hero-stat {
  position: relative;
  width: 144px;
  height: 100px;
  min-height: 100px;
  flex: 0 0 144px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  background: transparent;
}

body.ai-v2 .hero-stat:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 0;
  right: -92.665px;
  width: 1px;
  height: 100px;
  background: #E1EEF8;
}

body.ai-v2 .hero-stat b {
  display: flex;
  align-items: baseline;
  justify-content: center;
  color: #091221;
  font-size: 48px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

body.ai-v2 .hero-stat b span {
  margin-left: 4px;
  color: #4E5969;
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
}

body.ai-v2 .hero-stat em {
  margin-top: 0;
  color: #4E5969;
  font-size: 20px;
  font-weight: 400;
  line-height: normal;
}

@media (max-width: 1280px) and (min-width: 901px) {
  .ai-legacy-header {
    grid-template-columns: 113px minmax(0, 1fr) 120px 80px;
    padding: 0 16px;
  }

  .legacy-logo a,
  .legacy-logo img {
    width: 81.04px;
  }

  body.ai-v2 .hero-stats {
    width: calc(100% - 48px);
  }
}

@media (max-width: 900px) {
  .ai-legacy-header {
    height: auto;
    grid-template-columns: 1fr auto;
    padding: 0 16px;
  }

  .legacy-logo {
    height: 52px;
  }

  .legacy-logo a,
  .legacy-logo img {
    width: 81.04px;
    height: 26px;
  }

  .legacy-navbox {
    grid-column: 1 / -1;
    order: 3;
    overflow-x: auto;
    margin: 0 -16px;
    border-top: 1px solid var(--line);
  }

  .legacy-menu {
    width: max-content;
    min-width: 100%;
    justify-content: flex-start;
    padding: 0 10px;
  }

  .legacy-item {
    min-width: max-content;
  }

  .legacy-item > a {
    height: 48px;
    padding: 0 12px;
  }

  .legacy-phone {
    display: none;
  }

  .legacy-trial a {
    width: 80px;
    height: 36px;
  }

body.ai-v2 .hero {
    min-height: 760px;
    aspect-ratio: auto;
    margin-top: 0;
  }

  body.ai-v2 .hero-title-image {
    top: 52px;
    width: min(384px, calc(100% - 44px));
    height: auto;
    max-height: 152px;
  }

  body.ai-v2 .hero-copy {
    padding-top: 300px;
  }

  body.ai-v2 .hero-stats {
    top: auto;
    bottom: -132px;
    width: calc(100% - 32px);
    height: auto;
    min-height: 220px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 16px;
  }

  body.ai-v2 .hero-stat {
    width: auto;
    height: 94px;
    min-height: 94px;
    flex: initial;
  }

  body.ai-v2 .hero-stat:not(:last-child)::after {
    display: none;
  }

  body.ai-v2 .hero-stat:nth-child(odd) {
    border-right: 1px solid #E1EEF8;
  }

  body.ai-v2 .hero-stat:nth-child(-n+2) {
    border-bottom: 1px solid #E1EEF8;
  }

  body.ai-v2 .hero-stat b {
    font-size: 34px;
  }

  body.ai-v2 .hero-stat b span {
    font-size: 18px;
  }

  body.ai-v2 .hero-stat em {
    font-size: 14px;
  }

  body.ai-v2 .hero .btn-primary {
    width: 210px;
    min-width: 210px;
  }
}

/* Product detail fixed hero uses a banner background with floating copy on the left. */
.ai-product-detail-page .detail-product-hero {
  padding: 0;
  background: #FFFFFF;
}

.ai-product-detail-page .detail-product-frame {
  width: 100%;
  max-width: none;
  margin: 0 auto;
}

.ai-product-detail-page .detail-product-banner {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: clamp(360px, 30.052vw, 577px);
  min-height: 0;
  border-radius: 0;
  background: transparent;
}

.ai-product-detail-page .detail-product-banner::before {
  content: "";
  display: none;
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: none;
}

.ai-product-detail-page .detail-product-banner-picture {
  position: absolute;
  inset: 0;
  display: block;
}

.ai-product-detail-page .detail-product-banner-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.ai-product-detail-page .detail-product-banner-copy {
  position: absolute;
  top: 50%;
  right: calc(50% + 110px);
  z-index: 1;
  width: min(480px, calc(50% - 140px));
  transform: translateY(-50%);
}

.ai-product-detail-page .detail-product-banner .product-info {
  width: 100%;
  min-height: 0;
  padding: 0;
  gap: 0;
}

.ai-product-detail-page .detail-product-banner .detail-product-breadcrumb {
  margin: 0 0 17px;
}

.ai-product-detail-page .detail-product-banner .product-tag {
  margin-bottom: 18px;
}

.ai-product-detail-page .detail-product-banner h1 {
  height: auto;
  min-height: 0;
  margin: 0 0 18px;
  color: #091221;
  font-size: 42px;
  font-weight: 600;
  line-height: normal;
  white-space: pre-line;
  overflow-wrap: break-word;
}

.ai-product-detail-page .detail-product-banner .product-summary {
  height: auto;
  min-height: 20px;
  max-width: 460px;
  margin: 0;
  color: #64748B;
  font-size: 16px;
  font-weight: 400;
  line-height: normal;
}

.ai-product-detail-page .detail-product-banner .product-bottom-row {
  width: auto;
  min-height: 44px;
  margin-top: 29px;
  justify-content: flex-start;
}

@media (max-width: 1180px) and (min-width: 901px) {
  .ai-product-detail-page .detail-product-banner-copy {
    left: clamp(32px, 5vw, 72px);
    right: auto;
    width: min(460px, 46vw);
  }

  .ai-product-detail-page .detail-product-banner h1 {
    font-size: clamp(34px, 3.5vw, 42px);
  }
}

/* Configurable card grids share the homepage core-advantage presentation. */
.ai-product-detail-page .detail-style-cards .advantage-card {
  border: 4px solid #FFFFFF;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.04);
}

/* Configurable media modules use the homepage 866 + 734 product composition. */
.detail-style-media .detail-section-inner {
  max-width: 1680px;
}

.detail-media-row {
  display: grid;
  grid-template-columns: minmax(0, 866fr) minmax(0, 734fr);
  gap: clamp(32px, 4.1667vw, 80px);
  align-items: center;
  min-height: 0;
}

.detail-style-media.reverse .detail-media-row,
.detail-media-row.reverse {
  grid-template-columns: minmax(0, 734fr) minmax(0, 866fr);
}

.detail-style-media.reverse .detail-media-box,
.detail-media-row.reverse .detail-media-box {
  order: 2;
}

.detail-style-media.reverse .detail-media-copy,
.detail-media-row.reverse .detail-media-copy {
  order: 1;
}

.detail-media-stack {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 4.1667vw, 80px);
}

.detail-media-box {
  position: relative;
  isolation: isolate;
  width: 100%;
  height: auto;
  min-height: 0;
  aspect-ratio: 866 / 596;
  align-self: center;
  overflow: hidden;
  border: 0;
  border-radius: 24px;
  clip-path: inset(0 round 24px);
  background:
    linear-gradient(51deg, #6c4de333 -9.55%, #6c4de300 30.95%),
    linear-gradient(289deg, #EDF8FF 2.82%, #ffffff1a 22.24%),
    linear-gradient(252deg, #E0FDF1 1.05%, #e0fdf100 49.13%),
    linear-gradient(128deg, #C2E5FF 4.13%, #c2e5ff00 33.18%);
  box-shadow: none;
}

.detail-media-box > .detail-media-background {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  margin: 0;
  object-fit: cover;
  border-radius: inherit;
}

.detail-media-foreground {
  position: absolute;
  inset: var(--media-foreground-top) var(--media-foreground-right) var(--media-foreground-bottom) var(--media-foreground-left);
  z-index: 1;
  overflow: hidden;
  border: 0;
  border-radius: 0 0 23.67px 23.67px;
  background: #F7FAF9;
  backface-visibility: hidden;
  transform: translateZ(0);
  transition: inset .35s ease, border-radius .35s ease;
}

.detail-media-box.is-foreground-hovered .detail-media-foreground {
  inset: 0;
  border-radius: 24px;
}

.detail-media-foreground > img,
.detail-media-foreground > video {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  margin: 0;
  border: 0;
  border-radius: inherit;
  object-fit: cover;
}

.detail-media-box > .detail-media-placeholder {
  position: absolute;
  inset: 0;
  min-height: 0;
  border-radius: inherit;
}

.detail-media-copy {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: clamp(20px, 2.0833vw, 40px) 0;
}

.detail-media-copy .product-tag {
  margin-bottom: 13px;
}

.detail-media-copy h3 {
  width: 100%;
  height: 45px;
  margin: 0 0 13px;
  color: #091221;
  font-size: 32px;
  font-weight: 600;
  line-height: normal;
}

.detail-media-copy > .product-summary {
  width: 100%;
  height: auto;
  min-height: 20px;
  margin: 0 0 32px;
  color: #64748B;
  font-size: 14px;
  font-weight: 400;
  line-height: normal;
}

.detail-media-points {
  width: 100%;
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.detail-media-points li {
  min-height: 54px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 12px 16px;
  border: 1px solid #FFFFFF26;
  border-radius: 16px;
  color: #4E5969;
  background: linear-gradient(90deg, #FFFFFF 0%, #ffffff00 100%);
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
}

.detail-media-points li span {
  width: 15.6px;
  height: 14.75px;
  flex: 0 0 15.6px;
  margin: 0;
  border-radius: 0;
  background: url("../images/ai_v2/icon-star.png") center / contain no-repeat;
}

.detail-content-anchor {
  height: 0;
  scroll-margin-top: 60px;
}

.ai-product-detail-page .detail-content-anchor + .detail-section {
  padding-top: 64px;
}

@media (max-width: 900px) {
  body.ai-v2 .hero-copy > .hero-description {
    width: 100%;
    max-width: 560px;
    height: auto;
    flex-wrap: wrap;
    margin-bottom: 32px;
    padding: 0 8px;
    white-space: normal;
  }

  body.ai-v2 .hero-copy > .hero-description strong {
    width: auto;
  }

  .growth-loop-section {
    padding: 0;
  }

  .growth-loop-section > .section-head {
    width: calc(100% - 44px);
    height: auto;
    margin-top: 60px;
    margin-bottom: 0;
  }

  .growth-loop-panel {
    border-radius: 0;
  }

  .ai-product-detail-page .detail-content-anchor + .detail-section {
    padding-top: 48px;
  }

  .ai-product-detail-page .detail-product-hero {
    padding: 0;
  }

  .ai-product-detail-page .detail-product-frame {
    min-height: 0;
  }

  .ai-product-detail-page .detail-product-banner {
    height: 360px;
  }

  .ai-product-detail-page .detail-product-banner-copy {
    left: 22px;
    right: auto;
    width: calc(100% - 44px);
  }

  .ai-product-detail-page .detail-product-banner h1 {
    font-size: 30px;
  }

  .ai-product-detail-page .detail-product-banner .product-summary {
    max-width: none;
  }

  .detail-media-row,
  .detail-style-media.reverse .detail-media-row {
    grid-template-columns: 1fr;
    gap: 30px;
    min-height: 0;
  }

  .detail-style-media.reverse .detail-media-box,
  .detail-style-media.reverse .detail-media-copy {
    order: initial;
  }

  .detail-media-box {
    height: auto;
    min-height: 0;
    aspect-ratio: 866 / 596;
  }

  .detail-media-box > .detail-media-background {
    min-height: 0;
  }

  .detail-media-foreground {
    inset: 19.46% 6.93% 10.07%;
    border-radius: 0 0 18px 18px;
  }

  .detail-media-copy {
    min-height: 0;
    padding: 20px 0;
  }

  .detail-media-copy h3 {
    height: auto;
  }

  .ai-product-detail-page .detail-advantage-grid,
  .ai-case-detail-page .detail-advantage-grid {
    grid-auto-flow: row;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    gap: 16px;
  }

  .ai-product-detail-page .detail-style-cards .advantage-card,
  .ai-case-detail-page .detail-style-cards .advantage-card {
    height: auto;
    min-height: 0;
  }
}

/* Shared reference typography for the homepage section titles. */
.section-head h2.split-section-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #091221;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 42px;
  font-style: normal;
  font-weight: 600;
  line-height: normal;
  white-space: nowrap;
}

.section-head h2.split-section-title > b,
.section-head h2.split-section-title > strong {
  color: inherit;
  font: inherit;
}

.section-head h2.split-section-title > strong {
  background: linear-gradient(90deg, #54D56F 27.96%, #28BC7F 75.53%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.products-section > .product-list {
  margin-top: 120px;
}

@media (max-width: 900px) {
  .products-section > .section-head {
    height: auto;
  }

  .section-head h2.split-section-title {
    flex-wrap: wrap;
    font-size: 34px;
    white-space: normal;
  }

  .products-section > .product-list {
    margin-top: 72px;
  }

  .products-section .product-row,
  .products-section .product-row.reverse,
  .products-section .product-info,
  .products-section .product-media {
    width: 100%;
    min-width: 0;
  }

  .products-section .product-summary,
  .products-section .product-benefit,
  .products-section .product-benefit > p {
    width: 100%;
    height: auto;
  }
}

@media (max-width: 560px) {
  .section-head h2.split-section-title {
    gap: 6px;
    font-size: 30px;
  }

  .products-section > .product-list {
    margin-top: 56px;
  }

  .v2-shell #footer.ai-footer .ai-footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px 20px;
  }
}

/* Homepage CTA reference layout. The configured image is a 4x 1916x485 export. */
.home-cta-section {
  width: 100%;
  max-width: none;
  height: 485px;
  margin: 0 auto;
  padding: 131px 48px 0;
  overflow: hidden;
  box-sizing: border-box;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.home-cta-section h2.cta-title {
  height: 55px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 0 0 14px;
  color: #091221;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 42px;
  font-style: normal;
  font-weight: 600;
  line-height: normal;
  letter-spacing: 0;
  text-align: center;
  white-space: nowrap;
}

.home-cta-section h2.cta-title > span,
.home-cta-section h2.cta-title > strong {
  color: inherit;
  font: inherit;
}

.home-cta-section h2.cta-title > strong {
  background: linear-gradient(90deg, #26BDAC 27.96%, #2C73FA 75.53%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.home-cta-section > p {
  margin: 0 0 63px;
}

.ai-v2 .home-cta-section > div {
  gap: 16px;
}

.ai-v2 .home-cta-section > div .btn-white,
.ai-v2 .home-cta-section > div .btn-white-outline {
  width: 210px;
  height: 54px;
  min-height: 54px;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  border-radius: 8px;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 18px;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 0;
  text-align: center;
}

.ai-v2 .home-cta-section > div .btn-white {
  color: #FFFFFF !important;
  border: 0;
  background: #0D1221;
  -webkit-text-fill-color: #FFFFFF;
}

.ai-v2 .home-cta-section > div .btn-white-outline {
  color: #0D1221;
  border: 1px solid #0D1221;
  background: #FFFFFF;
}

@media (max-width: 900px) {
  .home-cta-section {
    width: 100%;
    height: auto;
    min-height: 420px;
    margin: 0;
    padding: 96px 22px;
    background-size: cover;
  }

  .home-cta-section h2.cta-title {
    height: auto;
    flex-wrap: wrap;
    font-size: 34px;
    white-space: normal;
  }

  .home-cta-section > p {
    margin-bottom: 40px;
  }

  .ai-v2 .home-cta-section > div {
    width: 100%;
    flex-direction: column;
  }

  .ai-v2 .home-cta-section > div .btn-white,
  .ai-v2 .home-cta-section > div .btn-white-outline {
    width: min(100%, 280px);
  }
}

@media (max-width: 560px) {
  .home-cta-section h2.cta-title {
    gap: 6px;
    font-size: 30px;
  }
}

/* Most homepage cards use borders and background contrast without elevation. */
body.ai-v2-home .hero-stats,
body.ai-v2-home .product-media,
body.ai-v2-home .product-media-foreground,
body.ai-v2-home .case-card,
body.ai-v2-home .growth-loop-panel,
body.ai-v2-home .client-logo-slot {
  box-shadow: none;
}

body.ai-v2-home .home-hero-board {
  position: relative;
  background: #FAFAFC;
}

body.ai-v2-home .home-hero-board::before {
  display: none;
}

body.ai-v2-home .hero {
  position: relative;
  z-index: 0;
  background: transparent;
}

body.ai-v2-home .platform-overview {
  position: relative;
  z-index: 1;
  background: transparent;
}

body.ai-v2-home .product-media::after {
  box-shadow: none;
}

body.ai-v2-home .platform-overview-panel {
  box-shadow: 0 4px 4px 0 #0000000a;
}

body.ai-v2-home.anim-ready .platform-overview-head.fade-in {
  opacity: 1;
  transform: none;
}

body.ai-v2-home.anim-ready .hero-copy.fade-in {
  opacity: 1;
  transform: none;
}

body.ai-v2-home .advantage-grid {
  width: 100%;
  max-width: 1680px;
  gap: 21px;
}

body.ai-v2-home .advantage-card {
  height: 515px;
  min-height: 515px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  padding: 0 0 32px;
  border: 4px solid #FFFFFF;
  border-radius: 24px;
  background: #FFFFFF;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.04);
}

body.ai-v2-home .advantage-media {
  flex: 0 1 auto;
}

body.ai-v2-home .advantage-content {
  width: 100%;
  min-height: 0;
  flex: 1 1 auto;
}

/* New V2 pages start beneath a shared glass header at the viewport top. */
body.ai-v2.v2-shell {
  padding-top: 0;
}

body.ai-v2.v2-shell .ai-legacy-header {
  background: #FFFFFF33;
  border-bottom-color: transparent;
  box-shadow: none;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Shared product/case detail modules. */
.ai-product-detail-page .detail-advantage-grid,
.ai-case-detail-page .detail-advantage-grid {
  width: 100%;
  max-width: 1680px;
  grid-auto-flow: column;
  grid-template-rows: 1fr;
  gap: 21px;
}

.detail-style-cards .detail-section-inner {
  max-width: 1680px;
}

.detail-advantage-grid.detail-card-count-1 { grid-template-columns: minmax(0, 1fr); }
.detail-advantage-grid.detail-card-count-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.detail-advantage-grid.detail-card-count-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.detail-advantage-grid.detail-card-count-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.detail-advantage-grid.detail-card-count-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }

@media (max-width: 1180px) and (min-width: 901px) {
  .ai-product-detail-page .detail-advantage-grid,
  .ai-case-detail-page .detail-advantage-grid {
    grid-auto-flow: row;
    grid-template-rows: auto;
  }

  .detail-advantage-grid.detail-card-count-3,
  .detail-advantage-grid.detail-card-count-4,
  .detail-advantage-grid.detail-card-count-5 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .ai-product-detail-page .detail-advantage-grid,
  .ai-case-detail-page .detail-advantage-grid,
  .detail-advantage-grid.detail-card-count-1,
  .detail-advantage-grid.detail-card-count-2,
  .detail-advantage-grid.detail-card-count-3,
  .detail-advantage-grid.detail-card-count-4,
  .detail-advantage-grid.detail-card-count-5 {
    grid-auto-flow: row;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto;
  }
}

.ai-case-detail-page {
  background: #FFFFFF;
}

.case-detail-hero,
.case-detail-hero picture,
.case-detail-hero img {
  width: 100%;
}

.case-detail-hero {
  position: relative;
  aspect-ratio: 1920 / 577;
  min-height: 320px;
  overflow: hidden;
  line-height: 0;
  background: #040913;
}

.case-detail-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(4, 9, 19, 0.78) 0%, rgba(4, 9, 19, 0.42) 42%, rgba(4, 9, 19, 0) 72%);
}

.case-detail-hero picture,
.case-detail-hero img {
  display: block;
  height: 100%;
}

.case-detail-hero picture {
  position: absolute;
  inset: 0;
}

.case-detail-hero img {
  max-width: none;
  object-fit: cover;
  object-position: center;
}

.case-detail-hero-copy {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: min(1680px, calc(100% - 96px));
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  margin: 0 auto;
  padding-top: 60px;
  line-height: normal;
}

.case-detail-hero-copy .product-tag {
  color: #D1FAE5;
  background: rgba(16, 185, 129, 0.2);
}

.case-detail-hero-copy h1 {
  width: min(680px, 60vw);
  margin: 0;
  color: #FFFFFF;
  font-size: clamp(34px, 3vw, 48px);
  font-weight: 600;
  line-height: 1.25;
  overflow-wrap: break-word;
}

@media (max-width: 900px) {
  .case-detail-hero {
    min-height: 380px;
    aspect-ratio: auto;
  }

  .case-detail-hero::after {
    background: linear-gradient(90deg, rgba(4, 9, 19, 0.8) 0%, rgba(4, 9, 19, 0.42) 72%, rgba(4, 9, 19, 0.18) 100%);
  }

  .case-detail-hero-copy {
    width: calc(100% - 44px);
    padding-top: 56px;
  }

  .case-detail-hero-copy h1 {
    width: 100%;
    font-size: 30px;
    text-wrap: balance;
  }
}

.ai-case-detail-page .detail-style-cards .advantage-card {
  border: 4px solid #FFFFFF;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.04);
}

@media (max-width: 1180px) and (min-width: 901px) {
  body.ai-v2-home .hero {
    z-index: 2;
  }

  body.ai-v2-home .platform-overview {
    margin-top: calc(var(--home-platform-overview-top) - var(--home-hero-height));
    padding: 0 48px 110px;
    background: transparent;
  }

  body.ai-v2-home .platform-overview::before {
    display: none;
  }

  body.ai-v2-home .platform-overview-inner {
    width: 100%;
  }

  body.ai-v2-home .products-section .product-row,
  body.ai-v2-home .products-section .product-row.reverse,
  .detail-product-row,
  .detail-product-row.reverse {
    width: 100%;
    height: auto;
    min-height: 0;
    grid-template-columns: 1fr;
    gap: 48px;
  }

  body.ai-v2-home .products-section .product-row,
  body.ai-v2-home .products-section .product-row.reverse {
    margin-bottom: 140px;
  }

  body.ai-v2-home .products-section .product-row:last-child {
    margin-bottom: 0;
  }

  body.ai-v2-home .products-section .product-row.reverse .product-info,
  body.ai-v2-home .products-section .product-row.reverse .product-media,
  .detail-product-row.reverse .product-info,
  .detail-product-row.reverse .product-media {
    order: initial;
  }

  body.ai-v2-home .products-section .product-info,
  .detail-product-row .product-info {
    width: 100%;
    min-height: 0;
  }

  body.ai-v2-home .products-section .product-summary,
  body.ai-v2-home .products-section .product-benefit,
  body.ai-v2-home .products-section .product-benefit > p,
  .detail-product-row .product-summary,
  .detail-product-row .product-benefit,
  .detail-product-row .product-benefit > p {
    width: 100%;
    height: auto;
  }

  body.ai-v2-home .products-section .product-media,
  .detail-product-row .product-media {
    width: 100%;
    height: auto;
    min-height: 0;
    aspect-ratio: 866 / 596;
  }

  body.ai-v2-home .products-section .product-media-background,
  body.ai-v2-home .products-section .media-fallback,
  .detail-product-row .product-media-background,
  .detail-product-row .media-fallback {
    min-height: 0;
  }

  .detail-product-frame {
    min-height: 0;
  }

  .detail-media-row,
  .detail-style-media.reverse .detail-media-row,
  .detail-media-row.reverse {
    grid-template-columns: 1fr;
    gap: 40px;
    min-height: 0;
  }

  .detail-style-media.reverse .detail-media-box,
  .detail-style-media.reverse .detail-media-copy,
  .detail-media-row.reverse .detail-media-box,
  .detail-media-row.reverse .detail-media-copy {
    order: initial;
  }

  .detail-media-box {
    height: auto;
    min-height: 0;
    aspect-ratio: 866 / 596;
  }

  .detail-media-box > .detail-media-background {
    min-height: 0;
  }

  .detail-media-foreground {
    inset: 19.46% 6.93% 10.07%;
  }

  .detail-media-copy {
    min-height: 0;
    padding: 20px 0;
  }

  .detail-media-stack {
    gap: 56px;
  }

  .case-accordion,
  .case-accordion[class*="case-active-"] {
    height: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .case-card,
  .case-card.is-active {
    height: 475px;
  }

  .case-card:not(.is-active) .case-cover-image,
  .case-card:not(.is-active) .case-cover-shade {
    width: 100%;
    height: 100%;
    opacity: 1;
  }

  .case-card:not(.is-active) .case-cover-image {
    object-position: center center;
  }

  .case-card:not(.is-active) .case-cover-placeholder {
    background: #040913;
  }

  .case-card:not(.is-active) .case-brand-logo-expanded { opacity: 1; }
  .case-card:not(.is-active) .case-brand-logo-collapsed { opacity: 0; }
  .case-card:not(.is-active) .case-overlay-copy em { top: 165px; }
  .case-card:not(.is-active) .case-overlay-copy h3 {
    top: 209px;
    height: 34px;
    display: block;
    color: #FFFFFF;
    font-size: 24px;
    white-space: nowrap;
    text-overflow: ellipsis;
  }
  .case-card:not(.is-active) .case-overlay-copy p {
    top: 251px;
    height: 40px;
    color: rgba(255, 255, 255, 0.65);
    font-size: 14px;
  }
  .case-card:not(.is-active) .case-overlay-kpis { display: flex; }

  .detail-card-count-4 .advantage-content,
  .detail-card-count-5 .advantage-content {
    padding: 20px;
  }

  .detail-card-count-4 .advantage-card h3,
  .detail-card-count-5 .advantage-card h3 {
    font-size: 24px;
  }

  .v2-shell #footer.ai-footer .ai-footer-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    row-gap: 36px;
  }

  .v2-shell #footer.ai-footer .ai-footer-contact {
    grid-column: span 2;
  }
}

/* Keep the two-column product media proportional on windowed desktop sizes. */
@media (min-width: 1181px) and (max-width: 1920px) {
  body.ai-v2-home .products-section .product-row,
  body.ai-v2-home .products-section .product-row.reverse,
  .detail-product-row,
  .detail-product-row.reverse {
    min-height: 0;
  }

  body.ai-v2-home .products-section .product-row,
  body.ai-v2-home .products-section .product-row.reverse {
    margin-bottom: 160px;
  }

  body.ai-v2-home .products-section .product-row:last-child {
    margin-bottom: 0;
  }

  body.ai-v2-home .products-section .product-info,
  .detail-product-row .product-info {
    min-height: 0;
  }

  body.ai-v2-home .products-section .product-info h3,
  .detail-product-row .product-info h3 {
    height: auto;
    min-height: 45px;
  }

  body.ai-v2-home .products-section .product-summary,
  .detail-product-row .product-summary {
    height: auto;
    min-height: 20px;
  }

  body.ai-v2-home .products-section .product-benefit,
  .detail-product-row .product-benefit {
    height: auto;
    min-height: 81px;
  }

  body.ai-v2-home .products-section .product-benefit > p,
  .detail-product-row .product-benefit > p {
    width: 100%;
    height: auto;
    min-height: 22px;
  }

  body.ai-v2-home .products-section .product-media,
  .detail-product-row .product-media {
    align-self: center;
    height: auto;
    min-height: 0;
    aspect-ratio: 866 / 596;
  }

  body.ai-v2-home .products-section .product-media-background,
  body.ai-v2-home .products-section .media-fallback,
  .detail-product-row .product-media-background,
  .detail-product-row .media-fallback {
    min-height: 0;
  }

  body.ai-v2-home .platform-large-art img {
    object-fit: cover;
    object-position: left center;
  }
}

@media (max-width: 900px) {
  body.ai-v2-home .advantages-head {
    margin-bottom: 32px;
  }

  body.ai-v2-home .advantages-head p {
    margin-top: 10px;
  }

  body.ai-v2-home .advantage-grid {
    gap: 14px;
  }

  body.ai-v2-home .advantage-card {
    height: auto;
    min-height: 0;
    gap: 16px;
    padding: 0 0 16px;
  }

  body.ai-v2-home .advantage-media {
    aspect-ratio: 343 / 150;
  }

  body.ai-v2-home .advantage-content {
    flex: 0 0 auto;
    min-height: 130px;
    padding: 0 16px 0;
  }

  body.ai-v2-home .advantage-card h3 {
    margin-bottom: 10px;
    font-size: 22px;
    line-height: 1.15;
  }

  body.ai-v2-home .advantage-description-list {
    gap: 4px;
  }

  body.ai-v2-home .advantage-description {
    grid-template-columns: 20px minmax(0, 1fr);
    gap: 6px;
  }

  body.ai-v2-home .advantage-description span {
    width: 20px;
    height: 20px;
  }

  body.ai-v2-home .advantage-description p {
    font-size: 12px;
    line-height: 1.45;
  }
}

/* Product detail fixed hero keeps the media and text side by side on windowed desktop sizes. */
@media (min-width: 901px) and (max-width: 1599px) {
  .ai-product-detail-page .detail-product-row,
  .ai-product-detail-page .detail-product-row.reverse {
    width: 100%;
    height: auto;
    min-height: 0;
    grid-template-columns: minmax(0, 734fr) minmax(0, 866fr);
    gap: 64px;
    align-items: flex-start;
  }

  .ai-product-detail-page .detail-product-row.reverse {
    grid-template-columns: minmax(0, 866fr) minmax(0, 734fr);
  }

  .ai-product-detail-page .detail-product-row .product-info,
  .ai-product-detail-page .detail-product-row .product-media {
    min-height: 0;
  }

  .ai-product-detail-page .detail-product-row .product-media {
    width: 100%;
    justify-self: stretch;
    aspect-ratio: 866 / 596;
  }
}

@media (min-width: 901px) {
  .ai-product-detail-page .detail-product-row,
  .ai-product-detail-page .detail-product-row.reverse {
    gap: 48px;
  }

  .ai-product-detail-page .detail-product-row .product-info {
    --detail-copy-shift: clamp(0px, calc((100vw - 1024px) * 0.655), 220px);
    padding-left: var(--detail-copy-shift);
  }

  .ai-product-detail-page .detail-product-row .product-media {
    width: 70%;
    justify-self: start;
    align-self: flex-start;
  }
}

.ai-product-detail-page .detail-product-row .product-bottom-row {
  justify-content: flex-start;
  margin-top: 24px;
}

.ai-product-detail-page .detail-product-row .product-info {
  padding-bottom: 0;
}

.ai-product-detail-page .detail-product-row .product-media {
  height: auto;
  min-height: 0;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  gap: 0;
  overflow: visible;
  clip-path: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  aspect-ratio: auto;
}

.ai-product-detail-page .detail-product-row .product-media-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 866 / 596;
  overflow: hidden;
  isolation: isolate;
  flex: 0 0 auto;
  border-radius: 24px;
  clip-path: inset(0 round 24px);
  background:
    linear-gradient(51deg, #6c4de333 -9.55%, #6c4de300 30.95%),
    linear-gradient(289deg, #EDF8FF 2.82%, #ffffff1a 22.24%),
    linear-gradient(252deg, #E0FDF1 1.05%, #e0fdf100 49.13%),
    linear-gradient(128deg, #C2E5FF 4.13%, #c2e5ff00 33.18%);
}

.ai-product-detail-page .detail-product-row .product-media > .product-metrics {
  --product-metric-gap: 56px;
  --product-metric-divider-offset: calc(var(--product-metric-gap) / -2);
  width: min(100%, 268px);
  margin: 50px auto 0;
  align-self: center;
  flex: 0 0 auto;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--product-metric-gap);
}

.ai-product-detail-page .detail-product-row .product-media > .product-metrics[data-count="1"] {
  --product-metric-gap: 0px;
  width: min(100%, 112px);
  grid-template-columns: minmax(0, 1fr);
}

.ai-product-detail-page .detail-product-row .product-media > .product-metrics[data-count="3"] {
  --product-metric-gap: 36px;
  width: min(100%, 390px);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ai-product-detail-page .detail-product-row .product-media > .product-metrics[data-count="4"] {
  --product-metric-gap: 20px;
  width: min(100%, 492px);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.ai-product-detail-page .detail-product-row .product-media > .product-metrics .product-metric-label {
  white-space: normal;
}

@media (min-width: 1181px) and (max-width: 1359px) {
  .ai-product-detail-page .detail-product-row .product-media > .product-metrics {
    margin-top: 50px;
  }
}

@media (min-width: 901px) and (max-width: 1180px) {
  .ai-product-detail-page .detail-product-row .product-media > .product-metrics {
    margin-top: 50px;
  }
}

@media (min-width: 901px) {
  .ai-product-detail-page .detail-product-row .product-media {
    margin-top: 0;
    transform: none;
  }
}

@media (max-width: 900px) {
  .ai-product-detail-page .detail-product-row .product-media > .product-metrics {
    width: min(100%, 360px);
    margin-top: 18px;
  }
}

/* Mobile alignment pass: keep the homepage AI product window and foreground on the same geometry. */
@media (max-width: 900px) {
  body.ai-v2-home .products-section .product-media,
  .ai-product-detail-page .detail-product-row .product-media,
  .detail-media-box {
    width: 100%;
    height: auto;
    min-height: 0;
    aspect-ratio: 866 / 596;
  }

  .ai-product-detail-page .detail-product-row .product-media-foreground {
    inset: 0;
    border-radius: inherit;
    background: transparent;
    box-shadow: none;
  }

  .detail-media-foreground {
    inset: 19.46% 6.93% 10.07%;
    border-radius: 0 0 18px 18px;
  }

  body.ai-v2-home .products-section .product-media-background,
  body.ai-v2-home .products-section .media-fallback,
  .ai-product-detail-page .detail-product-row .product-media-background,
  .ai-product-detail-page .detail-product-row .media-fallback,
  .detail-media-box > .detail-media-background {
    min-height: 0;
  }
}

/* Final mobile shell pass: popup nav, compact hero, and calmer footer. */
.legacy-nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  margin: 0;
  padding: 0;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.92);
}

.legacy-nav-toggle:focus-visible {
  outline: 2px solid rgba(0, 173, 91, 0.28);
  outline-offset: 2px;
}

.legacy-nav-toggle span {
  width: 16px;
  height: 2px;
  border-radius: 999px;
  background: #0f172a;
}

body.mobile-nav-open {
  overflow: hidden;
}

@media (max-width: 900px) {
  .ai-legacy-header {
    height: 56px;
    grid-template-columns: 1fr auto;
    padding: 0 12px;
  }

  .legacy-logo {
    height: 56px;
    padding: 0;
  }

  .legacy-logo a,
  .legacy-logo img {
    width: 81px;
    height: 26px;
  }

  .legacy-trial {
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .legacy-nav-toggle {
    display: inline-flex;
  }

  .legacy-trial > a {
    width: 80px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border-radius: 8px;
    font-size: 13px;
  }

  .legacy-phone {
    display: none;
  }

  .legacy-navbox {
    display: none;
    position: fixed;
    top: 56px;
    right: 0;
    left: 0;
    z-index: 150;
    max-height: calc(100vh - 56px);
    margin: 0;
    overflow: auto;
    border-top: 1px solid rgba(226, 232, 240, 0.9);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.16);
  }

  body.mobile-nav-open .legacy-navbox {
    display: block;
  }

  .legacy-menu {
    width: 100%;
    min-width: 0;
    height: auto;
    flex-direction: column;
    justify-content: flex-start;
    padding: 6px 0 12px;
  }

  .legacy-item {
    width: 100%;
    min-width: 0;
    flex: 0 0 auto;
  }

  .legacy-item > a {
    height: 48px;
    justify-content: flex-start;
    padding: 0 18px;
    border-bottom: 1px solid rgba(226, 232, 240, 0.85);
  }

  .legacy-item:hover > a:before {
    display: none;
  }

  .legacy-item.has-dropdown > a:after {
    margin-left: auto;
  }

  .legacy-dropdown {
    position: static;
    left: auto;
    width: auto;
    margin: 0;
    padding: 0 18px 8px;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .legacy-dropdown a {
    height: auto;
    min-height: 36px;
    padding: 8px 0;
    text-align: left;
  }

  body.ai-v2 .hero {
    min-height: 0;
    padding: 0 16px 18px;
  }

  body.ai-v2 .hero-background {
    display: none;
  }

  body.ai-v2 .hero-background img {
    object-fit: cover;
    object-position: center top;
  }

  body.ai-v2 .hero-inner {
    min-height: 0;
  }

  body.ai-v2 .hero-title-image {
    top: 64px;
    width: min(360px, calc(100% - 40px));
    max-height: 120px;
  }

  body.ai-v2 .hero-copy {
    padding-top: 236px;
  }

  body.ai-v2 .hero-copy > .hero-description {
    max-width: 360px;
    margin: 0 auto 18px;
    font-size: 14px;
    line-height: 1.7;
    white-space: normal;
  }

  body.ai-v2 .hero-copy > .hero-description strong {
    width: auto;
    font-size: 14px;
    line-height: 1.7;
  }

  body.ai-v2 .hero-buttons {
    margin-bottom: 14px;
  }

  body.ai-v2 .hero .btn-primary {
    width: min(100%, 210px);
    min-width: 0;
    height: 48px;
    min-height: 48px;
    font-size: 16px;
  }

  body.ai-v2 .hero-stats {
    position: static;
    width: 100%;
    min-height: 0;
    margin: 0 auto;
    padding: 14px 12px;
    transform: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    border-radius: 18px;
  }

  body.ai-v2 .hero-stat {
    width: auto;
    height: auto;
    min-height: 0;
    padding: 10px 6px;
  }

  body.ai-v2 .hero-stat:not(:last-child)::after {
    right: -50%;
    height: 70px;
  }

  body.ai-v2 .hero-stat b {
    font-size: 30px;
  }

  body.ai-v2 .hero-stat b span {
    font-size: 16px;
  }

  body.ai-v2 .hero-stat em {
    font-size: 12px;
  }

  body.ai-v2 .ai-footer-inner {
    padding: 40px 16px 56px;
  }

  body.ai-v2 .ai-footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 16px;
  }

  body.ai-v2 .ai-footer-col p {
    margin-bottom: 12px;
    font-size: 14px;
  }

  body.ai-v2 .ai-footer-col dd,
  body.ai-v2 .ai-footer a {
    font-size: 12px;
    line-height: 1.8;
  }

  body.ai-v2 .ai-footer-contact {
    min-width: 0;
  }

  body.ai-v2 .ai-footer-qrcode {
    grid-column: 1 / -1;
  }

  body.ai-v2 .ai-footer-cities {
    margin-top: 24px;
    padding-top: 18px;
    gap: 8px 12px;
  }

  body.ai-v2 .ai-footer-copy {
    margin-top: 18px;
    padding-top: 18px;
    line-height: 1.8;
  }
}

/* Final mobile navigation override:
   keep the phone visible, keep the trial button pinned to the right,
   and make the popup menu narrower with expandable submenus. */
@media (max-width: 1180px) {
  .ai-legacy-header {
    height: 56px;
    grid-template-columns: auto minmax(0, 1fr) auto;
    column-gap: 8px;
    padding: 0 12px;
    align-items: center;
  }

  .legacy-logo {
    height: 56px;
    justify-content: flex-start;
    padding: 0;
  }

  .legacy-logo a,
  .legacy-logo img {
    width: 81px;
    height: 26px;
    max-height: 26px;
  }

  .legacy-phone {
    display: flex;
    min-width: 0;
    height: 56px;
    justify-content: center;
    padding: 0 4px;
    font-size: 12px;
    line-height: 1;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  .legacy-trial {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    min-width: 0;
  }

  .legacy-nav-toggle {
    display: inline-flex;
    flex: 0 0 auto;
  }

  .legacy-trial > a {
    width: 80px;
    height: 36px;
    padding: 0;
    flex: 0 0 auto;
    border-radius: 8px;
    font-size: 13px;
  }

  .legacy-navbox {
    display: none;
    position: fixed;
    top: 56px;
    right: 12px;
    left: auto;
    width: min(420px, calc(100vw - 24px));
    max-height: calc(100vh - 72px);
    margin: 0;
    overflow: auto;
    border: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.16);
    -webkit-overflow-scrolling: touch;
  }

  body.mobile-nav-open .legacy-navbox {
    display: block;
  }

  .legacy-menu {
    width: 100%;
    min-width: 0;
    height: auto;
    flex-direction: column;
    justify-content: flex-start;
    padding: 6px 0 12px;
  }

  .legacy-item {
    width: 100%;
    min-width: 0;
    flex: 0 0 auto;
  }

  .legacy-item > a {
    height: 48px;
    justify-content: flex-start;
    padding: 0 18px;
    border-bottom: 1px solid rgba(226, 232, 240, 0.85);
  }

  .legacy-item:hover > a:before {
    display: none;
  }

  .legacy-item.has-dropdown > a:after {
    margin-left: auto;
    transition: transform 0.2s ease;
  }

  .legacy-item.is-open > a:after {
    transform: rotate(225deg);
  }

  .legacy-item .legacy-dropdown {
    display: none;
    position: static;
    left: auto;
    width: auto;
    margin: 0;
    padding: 0 18px 8px;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .legacy-item.is-open .legacy-dropdown {
    display: block;
  }

  .legacy-dropdown a {
    height: auto;
    min-height: 36px;
    padding: 8px 0;
    text-align: left;
  }
}

@media (max-width: 1180px) {
  .ai-legacy-header {
    grid-template-columns: auto minmax(0, 1fr) auto auto auto;
  }

  .legacy-navbox {
    grid-column: 1 / -1;
  }

  .legacy-nav-toggle {
    grid-column: 2;
    justify-self: start;
  }

  .legacy-logo {
    grid-column: 1;
  }

  .legacy-phone {
    grid-column: 4;
    justify-self: end;
  }

  .legacy-trial {
    grid-column: 5;
    display: flex;
    align-items: center;
    justify-self: end;
  }

  .legacy-trial > a { justify-self: end; }
}

/* Collapse the platform overview to text-first content on narrow screens. */
@media (max-width: 900px) {
  body.ai-v2-home .platform-overview {
    margin-top: 0;
    padding: 72px 16px 40px;
  }

  body.ai-v2-home .platform-overview-head {
    margin-bottom: 24px;
  }

  body.ai-v2-home .platform-overview-panel {
    grid-template-columns: 1fr;
    min-height: 0;
    padding: 20px;
  }

  body.ai-v2-home .platform-product-list {
    width: 100%;
    min-height: 0;
    padding: 0;
  }

  body.ai-v2-home .platform-large-art {
    display: none;
  }

  body.ai-v2-home .platform-product-item {
    height: auto;
    min-height: 142px;
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 16px;
    padding: 20px 0;
  }

  body.ai-v2-home .platform-small-art {
    width: 78px;
    height: 78px;
  }
}

@media (max-width: 640px) {
  .ai-legacy-header {
    grid-template-columns: auto auto minmax(0, 1fr) auto;
  }

  .legacy-phone {
    display: none;
  }

  .legacy-trial {
    grid-column: 4;
  }
}

@media (max-width: 560px) {
  body.ai-v2-home .platform-overview {
    padding: 56px 16px 32px;
  }

  body.ai-v2-home .platform-overview-head h2 {
    flex-direction: column;
    gap: 4px;
    font-size: 27px;
  }

  body.ai-v2-home .platform-overview-head h2 span {
    margin: 0;
  }
}

/* Homepage mobile polish: keep product text clear, restore horizontal advantage cards,
   and show cases in their expanded visual state. */
@media (max-width: 900px) {
  body.ai-v2-home .products-section > .section-head {
    height: auto;
    min-height: 0;
    margin-bottom: 24px;
    padding-bottom: 0;
  }

  body.ai-v2-home .products-section > .product-list {
    margin-top: 32px;
  }

  body.ai-v2-home .advantage-card {
    min-height: 0;
    height: auto;
    flex-direction: row;
    align-items: center;
    gap: 14px;
    padding: 16px;
  }

  body.ai-v2-home .advantage-media {
    width: 88px;
    flex: 0 0 88px;
    aspect-ratio: 1 / 1;
  }

  body.ai-v2-home .advantage-media img {
    object-fit: cover;
  }

  body.ai-v2-home .advantage-content {
    min-height: 0;
    padding: 0;
  }

  body.ai-v2-home .advantage-card h3 {
    margin-bottom: 8px;
    font-size: 20px;
    line-height: 1.2;
  }

  body.ai-v2-home .advantage-description-list {
    gap: 6px;
  }

  body.ai-v2-home .advantage-description {
    grid-template-columns: 18px minmax(0, 1fr);
    gap: 6px;
  }

  body.ai-v2-home .advantage-description span {
    width: 18px;
    height: 18px;
  }

  body.ai-v2-home .advantage-description p {
    font-size: 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
  }

  body.ai-v2-home .case-accordion,
  body.ai-v2-home .case-accordion[class*="case-active-"] {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    height: auto;
  }

  body.ai-v2-home .case-card,
  body.ai-v2-home .case-card.is-active,
  body.ai-v2-home .case-card:not(.is-active) {
    width: 100%;
    height: 475px;
    min-height: 475px;
  }

  body.ai-v2-home .case-card .case-cover-image,
  body.ai-v2-home .case-card:not(.is-active) .case-cover-image {
    opacity: 1;
    transform: none;
    object-position: center center;
  }

  body.ai-v2-home .case-card .case-cover-placeholder,
  body.ai-v2-home .case-card:not(.is-active) .case-cover-placeholder {
    background: #040913;
  }

  body.ai-v2-home .case-card .case-cover-shade,
  body.ai-v2-home .case-card:not(.is-active) .case-cover-shade {
    opacity: 1;
  }

  body.ai-v2-home .case-card .case-brand-logo-expanded,
  body.ai-v2-home .case-card:not(.is-active) .case-brand-logo-expanded {
    opacity: 1;
  }

  body.ai-v2-home .case-card .case-brand-logo-collapsed,
  body.ai-v2-home .case-card:not(.is-active) .case-brand-logo-collapsed {
    opacity: 0;
  }

  body.ai-v2-home .case-card .case-overlay-copy em,
  body.ai-v2-home .case-card:not(.is-active) .case-overlay-copy em {
    top: 165px;
  }

  body.ai-v2-home .case-card .case-overlay-copy h3,
  body.ai-v2-home .case-card:not(.is-active) .case-overlay-copy h3 {
    top: 209px;
    height: 34px;
    display: block;
    color: #FFFFFF;
    font-size: 24px;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  body.ai-v2-home .case-card .case-overlay-copy p,
  body.ai-v2-home .case-card:not(.is-active) .case-overlay-copy p {
    top: 251px;
    height: 40px;
    color: rgba(255, 255, 255, 0.65);
    font-size: 14px;
  }

  body.ai-v2-home .case-card .case-overlay-kpis,
  body.ai-v2-home .case-card:not(.is-active) .case-overlay-kpis {
    display: flex;
  }
}

/* Homepage AI product final pass:
   title copy must reserve its own height on mobile, and product screenshots keep
   their foreground/background alignment through percentage-based positioning. */
body.ai-v2-home .products-section .product-media {
  overflow: hidden;
}

body.ai-v2-home .products-section .product-media-background {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
  object-position: center center;
}

body.ai-v2-home .products-section .product-media-foreground {
  inset: 19.46% 6.93% 10.07%;
  clip-path: none;
  border-radius: 0 0 23.67px 23.67px;
}

body.ai-v2-home .products-section .product-media.is-foreground-hovered .product-media-foreground {
  inset: 0;
  clip-path: inset(0 round 24px);
  border-radius: 24px;
}

@media (max-width: 900px) {
  body.ai-v2-home .products-section > .section-head {
    position: relative;
    z-index: 2;
    height: auto;
    min-height: 0;
    overflow: visible;
    margin-bottom: 0;
    padding-bottom: 0;
  }

  body.ai-v2-home .products-section > .section-head h2.split-section-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    width: 100%;
    height: auto;
    min-height: 0;
    overflow: visible;
    font-size: 30px;
    line-height: 1.22;
    white-space: normal;
  }

  body.ai-v2-home .products-section > .section-head h2.split-section-title > b,
  body.ai-v2-home .products-section > .section-head h2.split-section-title > strong {
    display: block;
    width: 100%;
    height: auto;
    min-height: 0;
    line-height: inherit;
    overflow: visible;
    text-align: center;
  }

  body.ai-v2-home .products-section > .section-head p {
    position: relative;
    z-index: 2;
    display: block;
    width: 100%;
    height: auto;
    margin-top: 14px;
    color: #4E5969;
    font-size: 16px;
    line-height: 1.55;
    overflow: visible;
  }

  body.ai-v2-home .growth-loop-section > .section-head h2.split-section-title {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    width: 100%;
    height: auto;
    min-height: 0;
    overflow: visible;
    font-size: 30px;
    line-height: 1.22;
    white-space: normal;
  }

  body.ai-v2-home .growth-loop-section > .section-head h2.split-section-title > b,
  body.ai-v2-home .growth-loop-section > .section-head h2.split-section-title > strong {
    display: block;
    width: 100%;
    height: auto;
    min-height: 0;
    line-height: inherit;
    overflow: visible;
    text-align: center;
  }

  body.ai-v2-home .products-section > .product-list {
    position: relative;
    z-index: 1;
    margin-top: 44px;
  }

  body.ai-v2-home .products-section .product-media-foreground {
    inset: 19.46% 6.93% 10.07%;
    border-radius: 0 0 18px 18px;
    background: transparent;
    box-shadow: none;
  }
}

/* Homepage responsive consolidation.
   Keep the new PC homepage fluid on windowed desktop sizes, while leaving the
   mobile shell rules in place for the WAP-style compact layout. */
@media (min-width: 901px) {
  body.ai-v2-home {
    --home-hero-height: clamp(608px, calc(100vw * 1081 / 1920), 1081px);
    --home-hero-title-top: clamp(120px, calc(100vw * 180 / 1920), 180px);
    --home-hero-title-width: min(20vw, 384px);
    --home-hero-title-height: clamp(95px, calc(100vw * 152 / 1920), 152px);
    --home-hero-title-desc-gap: clamp(36px, calc(100vw * 52 / 1920), 52px);
    --home-hero-description-line-height: clamp(20px, calc(100vw * 22 / 1920), 22px);
    --home-hero-desc-cta-gap: clamp(36px, calc(100vw * 52 / 1920), 52px);
    --home-hero-cta-height: clamp(48px, calc(100vw * 54 / 1920), 54px);
    --home-hero-cta-stats-gap: clamp(42px, calc(100vw * 60 / 1920), 60px);
    --home-hero-stats-height: clamp(117px, 8.541667vw, 164px);
    --home-hero-stats-top: clamp(360px, calc(100vw * 572 / 1920), 572px);
    --home-stats-platform-gap: clamp(68px, calc(100vw * 100 / 1920), 100px);
    --home-platform-overview-top: calc(
      var(--home-hero-stats-top) +
      var(--home-hero-stats-height) +
      var(--home-stats-platform-gap)
    );
  }

  body.ai-v2-home .hero {
    height: var(--home-hero-height);
    min-height: var(--home-hero-height);
    aspect-ratio: auto;
  }

  body.ai-v2-home .hero-inner {
    min-height: 0;
    height: 100%;
  }

  body.ai-v2-home .hero-title-image {
    top: var(--home-hero-title-top);
    width: var(--home-hero-title-width);
    max-height: none;
  }

  body.ai-v2-home .hero-copy {
    padding-top: calc(
      var(--home-hero-title-top) +
      var(--home-hero-title-height) +
      var(--home-hero-title-desc-gap)
    );
  }

  body.ai-v2-home .hero-copy > .hero-description {
    width: min(100%, 688px);
    height: auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0 4px;
    margin-bottom: var(--home-hero-desc-cta-gap);
    white-space: normal;
    font-size: clamp(14px, 0.833333vw, 16px);
    line-height: var(--home-hero-description-line-height);
  }

  body.ai-v2-home .hero-copy > .hero-description strong {
    width: auto;
    line-height: inherit;
  }

  body.ai-v2-home .hero .btn-primary {
    width: clamp(176px, 10.9375vw, 210px);
    min-width: 0;
    height: var(--home-hero-cta-height);
    min-height: 0;
    font-size: clamp(16px, 0.9375vw, 18px);
  }

  body.ai-v2-home .hero-stats {
    --home-hero-stat-item-width: clamp(96px, 7.5vw, 144px);
    --home-hero-stat-item-height: clamp(72px, 5.208333vw, 100px);
    --home-hero-stat-separator-offset: clamp(34px, 4.826389vw, 92.667px);
    top: var(--home-hero-stats-top);
    bottom: auto;
    width: min(65.208333vw, 1252px, calc(100% - clamp(26px, 2.4vw, 38px)));
    height: var(--home-hero-stats-height);
    min-height: 0;
    padding: clamp(23px, 1.666667vw, 32px) clamp(22px, 3.125vw, 60px);
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0;
    border-radius: 24px;
    background: #ffffffe6;
    box-shadow: 0 4px 4px 0 #0000000a;
  }

  body.ai-v2-home .hero-stat {
    width: var(--home-hero-stat-item-width);
    height: var(--home-hero-stat-item-height);
    min-height: var(--home-hero-stat-item-height);
    flex: 0 1 var(--home-hero-stat-item-width);
    padding: 0;
    border-right: 0;
  }

  body.ai-v2-home .hero-stat:not(:last-child)::after {
    display: block;
    right: calc(-1 * var(--home-hero-stat-separator-offset));
    height: var(--home-hero-stat-item-height);
  }

  body.ai-v2-home .hero-stat:last-child::after {
    content: none;
    display: none;
  }

  body.ai-v2-home .hero-stat b {
    font-size: clamp(32px, 2.5vw, 48px);
    line-height: clamp(45px, 3.489583vw, 67px);
  }

  body.ai-v2-home .hero-stat b .hero-stat-unit {
    font-size: clamp(14px, 0.833333vw, 16px);
    line-height: clamp(18px, 1.145833vw, 22px);
  }

  body.ai-v2-home .hero-stat b .hero-stat-unit-symbol {
    font-size: clamp(16px, 1.354167vw, 26px);
    line-height: clamp(28px, 1.875vw, 36px);
  }

  body.ai-v2-home .hero-stat em {
    font-size: clamp(12px, 1.041667vw, 20px);
    line-height: clamp(20px, 1.458333vw, 28px);
  }

  body.ai-v2-home .platform-overview {
    margin-top: calc(var(--home-platform-overview-top) - var(--home-hero-height));
    padding-left: clamp(24px, 6.25vw, 120px);
    padding-right: clamp(24px, 6.25vw, 120px);
  }

  body.ai-v2-home .platform-overview-inner {
    width: 100%;
  }

  body.ai-v2-home .platform-overview-head {
    margin-bottom: clamp(26px, calc(100vw * 68 / 1920), 68px);
  }

  body.ai-v2-home .platform-overview-head h2 {
    gap: clamp(6px, calc(100vw * 16 / 1920), 16px);
    font-size: clamp(28px, calc(100vw * 42 / 1920), 42px);
  }

  body.ai-v2-home .platform-overview-panel {
    min-height: clamp(560px, 35.833333vw, 688px);
    grid-template-columns: minmax(0, 46%) minmax(0, 54%);
    gap: clamp(12px, 1.041667vw, 20px);
    padding: clamp(8px, 0.416667vw, 8px) 0 clamp(8px, 0.416667vw, 8px) clamp(40px, 2.083333vw, 40px);
    box-sizing: border-box;
  }

  body.ai-v2-home .platform-product-list {
    padding: 0;
  }

  body.ai-v2-home .platform-product-item {
    min-height: clamp(128px, 11.666667vw, 224px);
    grid-template-columns: clamp(74px, 8.333333vw, 160px) minmax(0, 1fr);
    gap: clamp(11px, calc(100vw * 32 / 1920), 32px);
    padding: clamp(13px, calc(100vw * 32 / 1920), 32px) 0;
  }

  body.ai-v2-home .platform-small-art {
    width: clamp(74px, 8.333333vw, 160px);
    height: clamp(74px, 8.333333vw, 160px);
  }

  body.ai-v2-home .platform-product-copy h3 {
    font-size: clamp(18px, calc(100vw * 26 / 1920), 26px);
  }

  body.ai-v2-home .platform-product-copy p {
    font-size: clamp(12px, 0.76vw, 14px);
    line-height: 1.6;
  }

  body.ai-v2-home .platform-product-copy a {
    font-size: clamp(13px, calc(100vw * 16 / 1920), 16px);
  }

  body.ai-v2-home .products-section > .product-list {
    margin-top: clamp(58px, 6.4vw, 120px);
  }

  body.ai-v2-home .products-section .product-row,
  body.ai-v2-home .products-section .product-row.reverse {
    width: 100%;
    min-height: 0;
    gap: clamp(26px, calc(100vw * 80 / 1920), 80px);
    margin-bottom: clamp(120px, 14vw, 240px);
  }

  body.ai-v2-home .products-section .product-info {
    min-height: 0;
    padding: clamp(19px, 2.4vw, 40px) 0;
  }

  body.ai-v2-home .products-section .product-info h3 {
    height: auto;
    font-size: clamp(26px, 1.68vw, 32px);
    line-height: 1.2;
  }

  body.ai-v2-home .products-section .product-summary {
    height: auto;
    margin-bottom: clamp(16px, 1.92vw, 32px);
    line-height: 1.6;
  }

  body.ai-v2-home .products-section .product-benefits {
    gap: clamp(10px, 0.96vw, 16px);
    margin-bottom: clamp(19px, 2.4vw, 34px);
  }

  body.ai-v2-home .products-section .product-benefit {
    height: auto;
    min-height: clamp(58px, 4.8vw, 81px);
    padding: clamp(8px, 0.8vw, 12px) clamp(11px, 0.96vw, 16px);
  }

  body.ai-v2-home .products-section .product-benefit-heading h4 {
    font-size: clamp(16px, 1vw, 18px);
  }

  body.ai-v2-home .products-section .product-benefit > p {
    width: min(100%, 418px);
    height: auto;
    line-height: 1.55;
  }

  body.ai-v2-home .products-section .product-bottom-row {
    min-height: 44px;
    flex-wrap: wrap;
    gap: clamp(16px, 2vw, 24px);
  }

  body.ai-v2-home .products-section .product-bottom-actions {
    flex-wrap: wrap;
    gap: 12px;
  }

  body.ai-v2-home .products-section .product-media {
    height: auto;
    min-height: 0;
    aspect-ratio: 866 / 596;
  }

  body.ai-v2-home .products-section .product-media-background,
  body.ai-v2-home .products-section .media-fallback {
    min-height: 0;
  }

  body.ai-v2-home .products-section .product-media-foreground {
    inset: 19.46% 6.93% 10.07%;
  }

  body.ai-v2-home .growth-loop-section {
    padding: 0;
  }

  body.ai-v2-home .growth-loop-section > .section-head {
    width: min(720px, calc(100% - clamp(35px, 4vw, 96px)));
    margin-top: clamp(38px, 4vw, 60px);
    margin-bottom: 0;
  }

  body.ai-v2-home .growth-loop-panel {
    width: 100%;
  }

  body.ai-v2-home .advantage-card {
    height: clamp(470px, 26.4vw, 515px);
    gap: clamp(19px, 1.6vw, 32px);
  }

  body.ai-v2-home .case-accordion,
  body.ai-v2-home .case-accordion[class*="case-active-"] {
    gap: clamp(13px, 1.2vw, 24px);
  }

  body.ai-v2-home .case-card,
  body.ai-v2-home .case-card.is-active {
    height: clamp(455px, 31vw, 475px);
  }
}

@media (min-width: 1081px) and (max-width: 1180px) {
  body.ai-v2-home .platform-overview-inner {
    width: 100%;
  }
}

@media (min-width: 901px) {
  body.ai-v2-home .platform-overview {
    margin-top: calc(var(--home-platform-overview-top) - var(--home-hero-height));
  }

  body.ai-v2-home .platform-overview::before {
    display: none;
  }

  body.ai-v2-home .home-cta-section {
    height: 25.26vw;
    padding: clamp(104px, 6.8vw, 131px) 2.5vw 0;
  }

  body.ai-v2-home .home-cta-section h2.cta-title {
    height: auto;
    font-size: 2.188vw;
    white-space: normal;
  }

  body.ai-v2-home .home-cta-section > p {
    margin-bottom: 3.281vw;
  }

  body.ai-v2-home .home-cta-section > div .btn-white,
  body.ai-v2-home .home-cta-section > div .btn-white-outline {
    width: 10.938vw;
    height: 2.813vw;
    min-height: 2.813vw;
    font-size: 0.938vw;
  }

  body.ai-v2-home .logo-marquee {
    gap: 1.667vw;
  }

  body.ai-v2-home .logo-marquee-sequence {
    gap: 1.667vw;
    padding-right: 1.667vw;
  }

  body.ai-v2-home .client-logo-slot {
    width: 11vw;
    height: 4.167vw;
    flex: 0 0 11vw;
    padding: 0 0.677vw;
  }

  body.ai-v2-home .client-logo-slot img {
    max-width: 7.5vw;
    max-height: 2.708vw;
  }

  body.ai-v2-home .ai-footer-inner {
    padding: 2.5vw 1.875vw 2.708vw;
  }

  body.ai-v2-home .ai-footer-grid {
    grid-template-columns: repeat(7, minmax(4.375vw, 1fr)) minmax(7.813vw, 1.25fr) minmax(4.792vw, 0.7fr);
    gap: 0.938vw;
  }

  body.ai-v2-home .ai-footer-col p {
    margin-bottom: 0.729vw;
  }

  body.ai-v2-home .ai-footer-col dd,
  body.ai-v2-home .ai-footer a {
    line-height: 2.05;
  }
}

/* 桌面窄屏（1181-1409px）：案例卡 KPI 间距随宽度收缩，避免第 4 项被卡片右缘裁切 */
@media (min-width: 1181px) and (max-width: 1409px) {
  body.ai-v2-home .case-overlay-kpis {
    gap: clamp(20px, 2.2vw, 69px);
  }
}

/* 561-900px：页脚改两列（顶层 #footer ID 规则优先级最高，需同级选择器覆盖，避免九列挤压重叠） */
@media (max-width: 900px) and (min-width: 561px) {
  .v2-shell #footer.ai-footer .ai-footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 16px;
  }
}

@media (max-width: 900px) {
  body.ai-v2-home .growth-loop-panel {
    width: 100%;
  }

  body.ai-v2-home .platform-overview-inner {
    width: 100%;
  }
}

/* Desktop windowed layout: keep the platform artwork on its native frame ratio,
   let section headings and CTA controls scale with the viewport, and keep the
   full PC navigation available until the compact WAP breakpoint. */
@media (min-width: 901px) {
  body.ai-v2-home .platform-overview-panel {
    min-height: 0;
    height: auto;
    aspect-ratio: 1680 / 688;
    grid-template-rows: minmax(0, 1fr);
  }

  body.ai-v2-home .platform-product-list {
    min-height: 0;
    height: 100%;
    display: grid;
    grid-template-rows: repeat(3, minmax(0, 1fr));
    align-content: stretch;
  }

  body.ai-v2-home .platform-product-item {
    min-height: 0;
    height: auto;
  }

  body.ai-v2-home .platform-large-art img {
    object-fit: contain;
    object-position: left center;
  }

  body.ai-v2-home .section-head h2.split-section-title {
    width: min(720px, calc(100% - 48px));
    height: auto;
    min-height: 0;
    font-size: clamp(30px, 2.1875vw, 42px);
    line-height: 1.3;
    white-space: normal;
  }

  body.ai-v2-home .products-section > .section-head {
    height: auto;
    min-height: 0;
  }

  body.ai-v2-home .home-cta-section > div .btn-white > span,
  body.ai-v2-home .home-cta-section > div .btn-white-outline > span {
    width: auto;
    height: auto;
    font-size: inherit;
    line-height: inherit;
  }

  body.ai-v2-home .growth-loop-panel {
    aspect-ratio: auto;
  }

  body.ai-v2-home .growth-loop-panel img {
    height: auto;
    object-fit: contain;
    object-position: center;
  }
}

/* At 901-1180px this is still the PC homepage. Keep its horizontal menu
   visible instead of replacing it with the unused compact toggle. */
@media (min-width: 901px) and (max-width: 1180px) {
  body.v2-shell .ai-legacy-header {
    height: 60px;
    grid-template-columns: clamp(90px, 8.5vw, 113px) minmax(0, 1fr) 80px;
    padding: 0 clamp(12px, 1.667vw, 32px);
  }

  body.v2-shell .legacy-nav-toggle {
    display: none !important;
  }

  body.v2-shell .legacy-navbox {
    display: block;
    position: static;
    grid-column: 2;
    grid-row: 1;
    width: 100%;
    max-height: none;
    margin: 0;
    overflow: visible;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  body.v2-shell .legacy-logo { grid-column: 1; }
  body.v2-shell .legacy-phone { display: none; }
  body.v2-shell .legacy-trial { grid-column: 3; justify-self: end; }

  body.v2-shell .legacy-menu {
    width: 100%;
    min-width: 0;
    height: 60px;
    flex-direction: row;
    justify-content: center;
    padding: 0 4px;
  }

  body.v2-shell .legacy-item {
    min-width: 0;
    flex: 1 1 auto;
  }

  body.v2-shell .legacy-item > a {
    height: 60px;
    padding: 0 clamp(4px, 0.75vw, 10px);
    font-size: clamp(12px, 1.05vw, 14px);
  }

  body.v2-shell .legacy-dropdown {
    display: block;
    position: absolute;
    top: 100%;
    left: 50%;
    width: 220px;
    margin-left: -110px;
    padding: 14px 18px;
    border: 0;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.14);
    opacity: 0;
    visibility: hidden;
    transform: translate3d(0, 10px, 0);
  }

  body.v2-shell .legacy-item:hover .legacy-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translate3d(0, 0, 0);
  }

  body.v2-shell .legacy-dropdown a {
    min-height: 38px;
    padding: 9px 8px;
    text-align: left;
  }
}

/* Keep the compact menu items tightly grouped around the viewport center on
   wide desktop windows. Phone and trial controls remain in the right columns,
   while the menu is removed from grid auto-placement so it cannot drift left. */
@media (min-width: 1181px) {
  body.v2-shell .ai-legacy-header {
    position: fixed;
  }

  body.v2-shell .legacy-logo {
    grid-column: 1;
  }

  body.v2-shell .legacy-navbox {
    position: absolute;
    top: 0;
    left: 50%;
    width: max-content;
    height: 60px;
    overflow: visible;
    transform: translateX(-50%);
  }

  body.v2-shell .legacy-menu {
    width: max-content;
    min-width: 0;
    justify-content: center;
    padding: 0;
  }

  body.v2-shell .legacy-phone {
    grid-column: 3;
  }

  body.v2-shell .legacy-trial {
    grid-column: 4;
  }
}