/*!
  Source of truth: edit this file, then run `npm run build:less`.
  Do not hand-edit `site.css`.
*/
/*
  FILE GUIDE
  - MODULE: global-tokens -> 颜色、圆角、阴影、容器变量
  - MODULE: global-base -> body / a / img / input / 基础重置
  - MODULE: global-layout -> .page-shell / .container / .section
  - MODULE: site-header -> 顶部导航、品牌区、按钮
  - MODULE: site-footer -> 底部
  - MODULE: utility-reveal -> reveal 动画
  - MODULE: responsive -> 所有媒体查询
  Search tip:
  - 搜 `MODULE:` 定位大区块
  - 搜 `.site-header` `.site-footer` `.button` 找常改区域
*/
/* ==========================================================================
   MODULE: global-tokens
   ========================================================================== */
:root {
  --bg: #060913;
  --bg-deep: #090f1f;
  --panel: rgba(13, 20, 36, 0.94);
  --panel-soft: rgba(17, 25, 45, 0.9);
  --panel-raise: rgba(20, 30, 54, 0.96);
  --line: rgba(113, 139, 196, 0.16);
  --line-strong: rgba(92, 132, 244, 0.28);
  --text: #f7f9ff;
  --text-muted: #9aa7c8;
  --text-soft: #7381a2;
  --brand: #4d7dff;
  --brand-soft: rgba(77, 125, 255, 0.12);
  --brand-glow: rgba(77, 125, 255, 0.24);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --shadow-panel: 0 32px 80px rgba(1, 5, 14, 0.34);
  --shadow-card: 0 22px 48px rgba(1, 5, 14, 0.24);
  --container: 1360px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
  font-family: "Bahnschrift", "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
  background: radial-gradient(circle at 20% 0%, rgba(65, 105, 210, 0.16), transparent 24%), radial-gradient(circle at 85% 8%, rgba(77, 125, 255, 0.1), transparent 22%), radial-gradient(ellipse 60% 50% at 50% 45%, rgba(35, 55, 95, 0.55) 0%, transparent 70%), radial-gradient(ellipse 80% 60% at 50% 100%, rgba(255, 140, 60, 0.6) 0%, transparent 55%), radial-gradient(circle at 10% 50%, rgba(168, 85, 247, 0.45) 0%, transparent 40%), radial-gradient(circle at 90% 50%, rgba(59, 130, 246, 0.45) 0%, transparent 40%), linear-gradient(180deg, #0a0c14 0%, #0b0d16 54%, #090b12 100%);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.018), transparent 14%), linear-gradient(90deg, rgba(255, 255, 255, 0.015) 0, rgba(255, 255, 255, 0.015) 1px, transparent 1px, transparent 100%);
  background-size: auto, 120px 120px;
  opacity: 0.28;
}
img {
  display: block;
  width: 100%;
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
a.button {
  font: inherit;
}
button {
  border: 0;
  background: none;
  cursor: pointer;
}
input {
  outline: 0;
}
/* Keep Layui light-surface dialogs readable under the site's dark theme. */
.layui-layer-dialog:not(.layui-layer-hui) .layui-layer-content {
  color: rgba(0, 0, 0, 0.85);
}
/* ==========================================================================
   MODULE: global-layout
   Search: page-shell container content-shell section
   ========================================================================== */
.page-shell {
  min-height: 100dvh;
}
.container,
.content-shell {
  width: min(var(--container), calc(100% - 48px));
  margin: 0 auto;
}
.section {
  padding: 64px 0;
}
.section--tight {
  padding-top: 16px;
  padding-bottom: 56px;
}
/* ==========================================================================
   MODULE: site-header
   Search: site-header brand site-nav site-actions
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(113, 139, 196, 0.12);
  background: rgba(7, 9, 15, 0.9);
  backdrop-filter: blur(18px);
}
.site-header__inner {
  width: min(var(--container), calc(100% - 48px));
  min-height: 64px;
  margin: 0 auto;
  padding: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.brand__logo {
  height: 40px;
  width: auto;
  display: block;
}
.brand__mark {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  background: linear-gradient(150deg, #5b86ff 0%, #2d5de7 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.24), 0 14px 28px rgba(45, 93, 231, 0.28);
}
.brand__text {
  display: grid;
  gap: 2px;
}
.brand__text strong {
  font-size: 0.98rem;
  letter-spacing: -0.02em;
}
.brand__text span {
  color: var(--text-soft);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  transition: color 180ms ease;
}
.site-nav a:hover,
.site-nav a.is-active {
  color: var(--text);
}
.site-actions {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.site-actions__button {
  display: inline-grid;
  place-items: center;
  height: 40px;
  min-height: 40px;
  padding: 0 18px;
  text-align: center;
}
.site-actions__label {
  display: block;
  line-height: 1;
  transform: translateY(1px);
}
/* ==========================================================================
   MODULE: button
   Search: button primary ghost large block
   ========================================================================== */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  min-height: 42px;
  padding: 0 18px;
  vertical-align: top;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: inherit;
  font-weight: 700;
  line-height: 42px;
  font-size: 0.92rem;
  white-space: nowrap;
  transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease, color 180ms ease;
}
.button:hover {
  transform: translateY(-1px);
}
.button:active {
  transform: translateY(1px) scale(0.98);
}
.button--primary {
  color: #ffffff;
  border-color: rgba(103, 142, 255, 0.46);
  background: linear-gradient(135deg, #5b86ff 0%, #3666ef 100%);
  box-shadow: 0 18px 36px rgba(54, 102, 239, 0.3);
}
.button--ghost {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.03);
}
.button--large {
  height: 48px;
  min-height: 48px;
  padding: 0 24px;
  line-height: 48px;
}
.button--block {
  width: 100%;
}
.eyebrow-pill {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 32px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--brand-soft);
  color: #c5d5ff;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}
.home-main {
  padding-top: 0;
}
/* 公告位 */
.announcement-bar {
  padding: 0;
}
.announcement-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  height: 140px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.announcement-bar__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.announcement-bar__tag {
  position: absolute;
  top: 8px;
  right: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 20px;
  padding: 0 8px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.5);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  z-index: 2;
  pointer-events: none;
}
.home-hero {
  padding-top: 30px !important;
  padding-bottom: 24px !important;
}
.home-hero__intro {
  display: grid;
  gap: 16px;
  justify-items: center;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}
.home-hero__intro h1,
.home-section-head h2 {
  margin: 0;
  line-height: 1.02;
  letter-spacing: -0.05em;
}
.home-hero__intro h1 {
  max-width: none;
  font-size: clamp(2.4rem, 4.2vw, 4rem);
  white-space: nowrap;
}
.home-hero__intro p,
.feature-tile p,
.scene-tile__body p,
.gallery-card__body p {
  margin: 0;
  color: var(--text-muted);
}
.home-hero__intro p {
  max-width: none;
  white-space: nowrap;
  font-size: 0.98rem;
  line-height: 1.5;
}
.home-hero__stats,
.feature-strip,
.scene-row,
.gallery-grid {
  display: grid;
  gap: 16px;
}
.home-hero__stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 18px;
}
.home-hero__stats article,
.gallery-card,
.scene-tile,
.closing-shell,
.site-footer__grid {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-card);
}
.home-hero__stats article {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  text-align: center;
}
.home-hero__stats strong {
  font-size: 1.48rem;
  line-height: 1;
  letter-spacing: -0.05em;
}
.home-hero__stats span {
  color: var(--text-soft);
  font-size: 0.82rem;
}
.home-section-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}
.home-section-head > div {
  display: grid;
  gap: 0;
  max-width: 920px;
}
.home-section-head span {
  color: #b8caf6;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.home-section-head h2 {
  max-width: none;
  margin-top: 0;
  line-height: 1.1;
  font-size: clamp(1.72rem, 2.65vw, 2.28rem);
}
.home-section-head a {
  color: #dce7ff;
  font-weight: 700;
  white-space: nowrap;
}
.gallery-grid--five,
.gallery-grid--market {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
.gallery-card {
  overflow: hidden;
  border-radius: 24px;
}
.gallery-card__media {
  display: block;
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: #111a30;
}
.gallery-card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 220ms ease;
}
.gallery-card:hover .gallery-card__media img {
  transform: scale(1.03);
}
.gallery-card__body {
  display: grid;
  gap: 12px;
  padding: 16px 16px 18px;
}
/* 广告IP卡片内容区覆盖 */
.gallery-card--ad .gallery-card__body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 12px;
}
.gallery-card--ad .gallery-card__body .ad-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
}
.gallery-card--ad .gallery-card__body h3 {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.3;
}
.gallery-card--ad .gallery-card__body .ad-publish-time {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.4;
}
/* 立即申请按钮 */
.ad-apply-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 14px;
  border: none;
  border-radius: 6px;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity 150ms ease, transform 150ms ease;
}
.ad-apply-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}
.ad-apply-btn:active {
  transform: translateY(0);
}
/* 强制广告IP内容区高度适配 */
.gallery-card--ad .gallery-card__body {
  height: 90px !important;
  min-height: 90px !important;
}
.gallery-card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.gallery-card__badges span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 26px;
  padding: 0 10px;
  padding-bottom: 1px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: #dce7ff;
  font-size: 0.76rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}
.gallery-card__body h3,
.scene-tile__body h3 {
  margin: 0;
  letter-spacing: -0.03em;
}
.gallery-card__body h3 {
  font-size: 1.06rem;
  line-height: 1.2;
}
.gallery-card__body p,
.scene-tile__body p,
.feature-tile p {
  font-size: 0.92rem;
  line-height: 1.62;
}
.gallery-card__meta,
.gallery-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.gallery-card__meta {
  color: var(--text-soft);
  font-size: 0.84rem;
}
.gallery-card__meta span,
.gallery-card__meta strong,
.gallery-card__foot span,
.gallery-card__foot a {
  white-space: nowrap;
}
.gallery-card__meta strong {
  color: var(--text);
  font-size: 0.98rem;
  letter-spacing: -0.03em;
}
.gallery-card__foot {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.gallery-card__foot span,
.gallery-card__foot a {
  font-size: 0.8rem;
}
.gallery-card__foot span {
  color: var(--text-soft);
}
.gallery-card__foot a {
  color: #dce7ff;
  font-weight: 700;
}
.feature-strip {
  position: relative;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  overflow: hidden;
  border-radius: 30px;
  background: linear-gradient(180deg, rgba(16, 24, 41, 0.94) 0%, rgba(10, 15, 28, 0.92) 100%);
  box-shadow: var(--shadow-card);
}
.feature-strip::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--line);
  border-radius: inherit;
  pointer-events: none;
}
.feature-tile {
  position: relative;
  display: grid;
  align-content: start;
  gap: 14px;
  min-height: 176px;
  padding: 26px 24px 24px;
}
.feature-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  margin-bottom: 6px;
}
.feature-icon svg {
  width: 26px;
  height: 26px;
  color: #ffffff;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.25));
}
.feature-icon--orange {
  background: linear-gradient(135deg, #ff8a5c 0%, #ff6b8a 100%);
  box-shadow: 0 8px 24px rgba(255, 107, 138, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.feature-icon--pink {
  background: linear-gradient(135deg, #e85d9a 0%, #a855f7 100%);
  box-shadow: 0 8px 24px rgba(168, 85, 247, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.feature-icon--purple {
  background: linear-gradient(135deg, #a855f7 0%, #6366f1 100%);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.feature-icon--blue {
  background: linear-gradient(135deg, #6366f1 0%, #3b82f6 100%);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.feature-tile + .feature-tile {
  border-left: 1px solid var(--line);
}
.feature-tile::before {
  display: none;
  content: "";
  width: 34px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, #7ea5ff 0%, #4d7dff 100%);
  box-shadow: 0 0 24px rgba(77, 125, 255, 0.18);
}
.feature-tile strong {
  font-size: 1rem;
  letter-spacing: -0.02em;
}
.feature-tile p {
  max-width: 22ch;
}
.scene-row {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.scene-tile {
  overflow: hidden;
  border-radius: 24px;
}
.scene-tile img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}
.scene-tile__body {
  display: grid;
  gap: 8px;
  padding: 16px 16px 18px;
}
.scene-tile__body h3 {
  font-size: 1.04rem;
}
.hero {
  padding-top: 54px;
}
.hero-layout {
  display: grid;
  grid-template-columns: 5.1fr 6.9fr;
  gap: 34px;
  align-items: start;
}
.hero-copy {
  display: grid;
  gap: 22px;
  padding-top: 18px;
}
.hero-copy h1,
.section-header h2,
.workflow-card h2,
.proof-panel h2,
.scene-layout__intro h2,
.closing-shell h2 {
  margin: 0;
  letter-spacing: -0.055em;
}
.hero-copy h1 {
  max-width: 8.6ch;
  font-size: clamp(4rem, 6.1vw, 5.55rem);
  line-height: 0.92;
}
.hero-copy__lead {
  max-width: 34ch;
  margin: 0;
  color: var(--text-muted);
  font-size: 1.06rem;
  line-height: 1.82;
}
.hero-copy__actions,
.closing-shell__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}
.hero-copy__dropdown {
  position: relative;
  display: inline-flex;
  flex: 0 0 auto;
}
.hero-copy__dropdown-trigger {
  position: relative;
  width: auto;
  padding-right: 48px;
}
.hero-copy__dropdown-trigger::after {
  content: "";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 180ms ease;
}
.hero-copy__dropdown.is-open .hero-copy__dropdown-trigger::after {
  transform: rotate(225deg);
  margin-top: -2px;
}
.hero-copy__dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  display: grid;
  gap: 6px;
  min-width: 220px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  z-index: 40;
}
.hero-copy__dropdown.is-open .hero-copy__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}
.hero-copy__dropdown-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-content: flex-start;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 12px;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  transition: background-color 180ms ease, color 180ms ease;
}
.hero-copy__dropdown-item:hover {
  background: var(--brand-soft);
  color: var(--text);
}
.hero-stage,
.metrics-board,
.asset-card,
.workflow-card,
.proof-panel,
.proof-sheet,
.scene-card,
.closing-shell,
.site-footer__grid {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
}
.hero-stage {
  display: grid;
  gap: 16px;
  padding: 22px;
  border-radius: var(--radius-xl);
}
.hero-stage__visual {
  display: grid;
  gap: 14px;
}
.hero-stage__media {
  position: relative;
  overflow: hidden;
  border-radius: 28px;
  aspect-ratio: 16 / 10;
}
.hero-stage__media img,
.asset-card__media img,
.scene-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-stage__media img {
  object-position: center 24%;
}
.hero-stage__flag {
  position: absolute;
  top: 18px;
  left: 18px;
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(10, 13, 24, 0.74);
  border: 1px solid rgba(167, 188, 235, 0.16);
  color: #f1f5ff;
  font-size: 0.76rem;
  font-weight: 700;
}
.hero-stage__summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 186px;
  gap: 18px;
  padding: 20px 20px 22px;
  border-radius: 26px;
  background: var(--panel-soft);
}
.hero-stage__summary-main,
.hero-stage__summary-side {
  display: grid;
  gap: 10px;
  align-content: start;
}
.hero-stage__summary-main span,
.workflow-card__head span,
.proof-panel__head span,
.scene-layout__intro span,
.proof-sheet span {
  color: #b8caf6;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.hero-stage__summary-main strong,
.proof-sheet > strong {
  font-size: 2.2rem;
  line-height: 1;
  letter-spacing: -0.05em;
}
.hero-stage__summary-main p,
.section-header p,
.asset-card p,
.workflow-card p,
.proof-panel p,
.scene-layout__intro p,
.scene-card__body p,
.site-footer p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.76;
}
.hero-stage__summary-side {
  padding-left: 18px;
  border-left: 1px solid var(--line);
}
.hero-stage__summary-side small {
  color: var(--text-soft);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hero-stage__summary-side strong,
.metric-tile strong,
.asset-card__meta strong,
.proof-sheet dd {
  font-family: "Space Grotesk", "Bahnschrift", "Segoe UI", sans-serif;
}
.hero-stage__summary-side strong {
  font-size: 2rem;
  line-height: 1;
}
.hero-stage__rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.stage-note {
  display: grid;
  gap: 10px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.02);
}
.stage-note span {
  color: #b8caf6;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.stage-note strong {
  font-size: 1.16rem;
  line-height: 1.25;
  letter-spacing: -0.03em;
}
.stage-note p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.88rem;
  line-height: 1.7;
}
.metrics-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  padding: 18px;
  border-radius: var(--radius-lg);
}
.metric-tile {
  display: grid;
  gap: 8px;
  padding: 24px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--line);
}
.metric-tile strong {
  font-size: 2.2rem;
  line-height: 1;
  letter-spacing: -0.05em;
}
.metric-tile span {
  color: var(--text-muted);
  font-size: 0.94rem;
}
.section-header {
  display: grid;
  gap: 16px;
  margin-bottom: 32px;
}
.section-header--center {
  justify-items: center;
  text-align: center;
}
.section-header h2,
.workflow-card h2,
.proof-panel h2,
.scene-layout__intro h2,
.closing-shell h2 {
  font-size: clamp(2.4rem, 4vw, 3.3rem);
  line-height: 0.98;
}
.section-header p {
  max-width: 52ch;
}
.asset-shelf {
  display: grid;
  grid-template-columns: 1.16fr repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.asset-card {
  overflow: hidden;
  border-radius: 28px;
}
.asset-card--featured {
  grid-row: span 2;
}
.asset-card__media {
  display: block;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: #111a30;
}
.asset-card--featured .asset-card__media {
  aspect-ratio: 1 / 1.22;
}
.asset-card__body {
  display: grid;
  gap: 12px;
  padding: 18px 18px 20px;
}
.asset-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.asset-card__chips span {
  display: inline-flex;
  align-items: center;
  min-height: 29px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: #d7e3ff;
  font-size: 0.75rem;
  font-weight: 700;
}
.asset-card h3,
.scene-card__body h3,
.site-footer strong {
  margin: 0;
  letter-spacing: -0.03em;
}
.asset-card h3 {
  font-size: 1.28rem;
}
.asset-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  color: var(--text-soft);
  font-size: 0.88rem;
}
.asset-card__meta strong {
  color: var(--text);
  font-size: 1rem;
}
.workflow-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.workflow-card,
.proof-panel,
.proof-sheet,
.closing-shell {
  padding: 30px;
  border-radius: 30px;
}
.workflow-card {
  display: grid;
  gap: 22px;
}
.workflow-card--accent {
  background: radial-gradient(circle at top right, rgba(77, 125, 255, 0.18), transparent 22%), linear-gradient(180deg, rgba(18, 28, 50, 0.96) 0%, rgba(13, 20, 36, 0.96) 100%);
}
.workflow-card__head {
  display: grid;
  gap: 12px;
}
.workflow-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: workflow-step;
}
.workflow-list li {
  display: grid;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.workflow-list li::before {
  counter-increment: workflow-step;
  content: "0" counter(workflow-step);
  color: #d8e4ff;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.workflow-list strong {
  font-size: 1.04rem;
  line-height: 1.35;
}
.proof-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 20px;
}
.proof-panel {
  display: grid;
  align-content: start;
  gap: 18px;
}
.proof-panel__head {
  display: grid;
  gap: 12px;
}
.proof-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.proof-steps article {
  display: grid;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.02);
}
.proof-steps strong {
  font-size: 1rem;
}
.proof-sheet {
  display: grid;
  align-content: start;
  gap: 18px;
  background: linear-gradient(180deg, rgba(18, 28, 50, 0.96) 0%, rgba(11, 17, 30, 0.96) 100%);
}
.proof-sheet dl {
  display: grid;
  gap: 16px;
  margin: 0;
}
.proof-sheet div {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.proof-sheet dt {
  margin-bottom: 8px;
  color: var(--text-soft);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.proof-sheet dd {
  margin: 0;
  color: var(--text);
  font-size: 1.06rem;
}
.scene-layout {
  display: grid;
  gap: 32px;
}
.scene-layout__intro {
  display: grid;
  gap: 14px;
  max-width: 720px;
}
.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.scene-card {
  overflow: hidden;
  border-radius: 26px;
}
.scene-card img {
  aspect-ratio: 16 / 11;
  object-fit: cover;
}
.scene-card__body {
  display: grid;
  gap: 10px;
  padding: 18px;
}
.scene-card__body h3 {
  font-size: 1.08rem;
}
.closing-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  padding: 28px 30px;
  border-radius: 28px;
  min-height: 200px;
  background: linear-gradient(135deg, #0a0e27 0%, #0f1535 25%, #141d4a 50%, #1a2659 75%, #1f2f68 100%);
}
.closing-shell p {
  max-width: 54ch;
  margin-top: 14px;
  color: var(--text-muted);
  line-height: 1.78;
}
/* ==========================================================================
   MODULE: site-footer
   Search: site-footer support footer-meta
   ========================================================================== */
.site-footer {
  margin-top: 20px;
  padding: 30px 0 34px;
  background: rgba(8, 12, 22, 0.94);
  border-top: 1px solid rgba(113, 139, 196, 0.14);
}
.site-footer .container {
  padding-top: 0;
  border-top: 0;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, minmax(0, 1fr));
  gap: 28px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.site-footer__brand {
  display: grid;
  align-content: start;
  gap: 14px;
  /* 左下角 logo 右移，避免紧贴容器左边缘 */
  padding-left: 140px;
}
.site-footer__brand img {
  height: 130px;
  width: auto;
  display: block;
}
.site-footer__brand strong {
  font-size: 1.36rem;
}
.site-footer__group {
  display: grid;
  align-content: start;
  gap: 12px;
}
.site-footer__group span {
  color: #d8e4ff;
  font-size: 0.9rem;
  font-weight: 700;
}
.site-footer__group a,
.site-footer__group p,
.site-footer__meta p {
  color: var(--text-muted);
  line-height: 1.74;
}
.site-footer__group a {
  transition: color 180ms ease;
}
.site-footer__group a:hover {
  color: var(--text);
}
/* 底部信息行：左=版权、中=备案号、右=地址 */
.site-footer__meta {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  margin-top: 22px;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
}
.site-footer__meta p {
  margin: 0;
  font-size: 0.85rem;
}
/* 版权文案：略微右移 */
.site-footer__meta-info {
  grid-column: 1;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  row-gap: 6px;
  padding-left: 60px;
}
/* 备案号：居于整行中间 */
.site-footer__license {
  grid-column: 2;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.74;
  text-align: center;
  white-space: nowrap;
}
/* 地址：略微左移 */
.site-footer__meta-address {
  grid-column: 3;
  text-align: right;
  padding-right: 60px;
}
/* ==========================================================================
   MODULE: utility-reveal
   Search: reveal is-visible
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
/* ==========================================================================
   MODULE: responsive
   Search: @media
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal,
  .reveal.is-visible,
  .button {
    opacity: 1;
    transform: none;
    transition: none;
  }
}
@media (max-width: 1180px) {
  .site-header__inner,
  .hero-layout,
  .workflow-layout,
  .proof-layout,
  .closing-shell,
  .site-footer__grid {
    grid-template-columns: 1fr;
  }
  .site-header__inner {
    justify-items: center;
    gap: 18px;
    padding: 16px 0;
  }
  .site-nav {
    flex-wrap: wrap;
  }
  .home-hero__stats,
  .feature-strip,
  .scene-row,
  .gallery-grid--five,
  .gallery-grid--market,
  .hero-stage__rail,
  .metrics-board,
  .scene-grid,
  .proof-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .asset-shelf {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .feature-tile {
    min-height: 160px;
  }
  .feature-tile + .feature-tile {
    border-left: 0;
  }
  .feature-tile:nth-child(2n) {
    border-left: 1px solid var(--line);
  }
  .feature-tile:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }
  .asset-card--featured {
    grid-column: 1 / -1;
    grid-row: auto;
  }
}
@media (max-width: 840px) {
  .container,
  .content-shell,
  .site-header__inner {
    width: min(var(--container), calc(100% - 32px));
  }
  .section {
    padding: 68px 0;
  }
  .section--tight {
    padding-top: 20px;
    padding-bottom: 56px;
  }
  .hero-copy__actions,
  .closing-shell__actions,
  .site-actions {
    width: 100%;
    flex-direction: column;
  }
  .hero-copy__dropdown {
    width: 100%;
  }
  .hero-copy__dropdown-trigger {
    width: 100%;
    padding-right: 48px;
  }
  .hero-copy__dropdown-menu {
    width: 100%;
    min-width: 0;
  }
  .home-hero {
    padding-top: 20px;
  }
  .home-hero__intro h1 {
    max-width: 10ch;
    font-size: clamp(2.7rem, 12vw, 4rem);
    white-space: normal;
  }
  .home-section-head {
    align-items: start;
    flex-direction: column;
  }
  .button,
  .button--large {
    width: 100%;
  }
  .hero-stage,
  .workflow-card,
  .proof-panel,
  .proof-sheet,
  .closing-shell {
    padding: 22px;
  }
  .hero-stage__summary {
    grid-template-columns: 1fr;
  }
  .hero-stage__summary-side {
    padding-left: 0;
    border-left: 0;
    padding-top: 16px;
    border-top: 1px solid var(--line);
  }
  .hero-stage__rail,
  .metrics-board,
  .asset-shelf,
  .scene-grid,
  .home-hero__stats,
  .feature-strip,
  .scene-row,
  .gallery-grid--five,
  .gallery-grid--market,
  .proof-steps {
    grid-template-columns: 1fr;
  }
  /* 窄屏改为纵向堆叠：版权 / 备案号 / 地址统一左对齐 */
  .site-footer__meta {
    grid-template-columns: 1fr;
    align-items: start;
    row-gap: 6px;
  }
  .site-footer__meta-info,
  .site-footer__meta-address {
    padding-left: 0;
    padding-right: 0;
  }
  .site-footer__license,
  .site-footer__meta-address {
    text-align: left;
  }
  /* 窄屏取消 logo 的额外右移 */
  .site-footer__brand {
    padding-left: 0;
  }
  .feature-tile {
    min-height: auto;
    padding: 22px 20px;
  }
  .feature-tile:nth-child(2n) {
    border-left: 0;
  }
  .feature-tile:nth-child(n + 3) {
    border-top: 0;
  }
  .feature-tile + .feature-tile {
    border-top: 1px solid var(--line);
  }
}