:root {
  --bg: #06111f;
  --bg-soft: #0a1930;
  --bg-panel: rgba(10, 25, 48, 0.72);
  --bg-panel-strong: rgba(8, 20, 38, 0.9);
  --line: rgba(98, 174, 255, 0.18);
  --line-strong: rgba(108, 201, 255, 0.36);
  --text: #e7f1ff;
  --text-soft: #9fb8d6;
  --text-dim: #7490ae;
  --primary: #23b7ff;
  --primary-strong: #14e5ff;
  --secondary: #5c74ff;
  --accent: #7ff8ff;
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --shadow-glow: 0 0 0 1px rgba(121, 222, 255, 0.08), 0 20px 50px rgba(10, 40, 80, 0.28);
  --container: min(1180px, calc(100% - 40px));
  --header-height: 88px;
  --transition: 0.28s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
font-family:
  system-ui, -apple-system, BlinkMacSystemFont, 
                 "Segoe UI", "Roboto", /* 系统原生无衬线（Windows/Android） */
                 "Noto Sans SC", "Source Han Sans SC", /* 思源系列（开源免费商用） */
                 "WenQuanYi Micro Hei", /* 文泉驿微米黑（Linux 系统原生） */
                 sans-serif; /* 终极兜底 */
  background:
    radial-gradient(circle at 10% 10%, rgba(35, 183, 255, 0.18), transparent 24%),
    radial-gradient(circle at 82% 14%, rgba(92, 116, 255, 0.18), transparent 24%),
    radial-gradient(circle at 75% 80%, rgba(20, 229, 255, 0.16), transparent 20%),
    linear-gradient(180deg, #07101d 0%, #081624 38%, #06111f 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(74, 128, 194, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 128, 194, 0.06) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(180deg, rgba(255, 255, 255, 0.78), transparent 88%);
  pointer-events: none;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.03) 0%, transparent 28%, transparent 72%, rgba(255, 255, 255, 0.03) 100%);
  pointer-events: none;
  z-index: -1;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
textarea,
select {
  font: inherit;
}

main {
  display: block;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(4, 11, 20, 0.55);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(4, 11, 20, 0.86);
  border-color: rgba(116, 170, 224, 0.12);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
}

.header-shell {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  filter: drop-shadow(0 0 18px rgba(48, 201, 255, 0.4));
}

.brand-text {
  min-width: 0;
}

.brand-text strong {
  display: block;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.brand-text span {
  display: block;
  margin-top: 2px;
  color: var(--text-soft);
  font-size: 0.73rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-nav a {
  position: relative;
  padding: 12px 14px;
  color: var(--text-soft);
  font-size: 0.95rem;
  transition: color var(--transition), transform var(--transition);
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 8px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--primary-strong));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--text);
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.site-nav .nav-cta {
  padding: 13px 18px;
  background: linear-gradient(135deg, rgba(19, 117, 255, 0.26), rgba(20, 229, 255, 0.18));
  border: 1px solid rgba(92, 178, 255, 0.22);
  border-radius: 999px;
  color: var(--text);
}

.site-nav .nav-cta::after {
  display: none;
}

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(113, 177, 255, 0.2);
  border-radius: 14px;
  background: rgba(13, 26, 46, 0.75);
  color: var(--text);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.is-active span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.hero,
.page-hero {
  position: relative;
  padding: 84px 0 44px;
}

.hero::before,
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(20, 229, 255, 0.12), transparent 40%),
    radial-gradient(circle at 82% 22%, rgba(127, 248, 255, 0.12), transparent 28%);
  pointer-events: none;
}

.hero-layout,
.page-hero-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr);
  gap: 40px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero h1,
.page-hero h1,
.section-title {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 
               "Segoe UI Bold", "Roboto Bold",
               "Noto Sans SC Bold", "Source Han Sans SC Bold",
               "WenQuanYi Micro Hei Bold",
               sans-serif;
  line-height: 1.06;
}

.hero h1 {
  font-size: clamp(2.7rem, 5vw, 5.3rem);
  max-width: 11ch;
}

.page-hero h1 {
  font-size: clamp(2.2rem, 4vw, 4rem);
  max-width: 12ch;
}

.lead {
  margin: 18px 0 0;
  color: var(--text-soft);
  font-size: 1.08rem;
  line-height: 1.8;
  max-width: 720px;
}

.hero-actions,
.chip-row,
.inline-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-actions {
  margin-top: 28px;
}

.chip-row {
  margin-top: 24px;
}

.chip,
.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid rgba(110, 177, 255, 0.18);
  border-radius: 999px;
  background: rgba(9, 25, 45, 0.55);
  color: var(--text-soft);
  font-size: 0.88rem;
}

.chip::before,
.tag::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  box-shadow: 0 0 12px rgba(20, 229, 255, 0.65);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 148px;
  padding: 15px 22px;
  border-radius: 999px;
  border: 1px solid rgba(84, 165, 255, 0.24);
  background: linear-gradient(135deg, rgba(16, 79, 196, 0.88), rgba(17, 176, 236, 0.82));
  color: var(--text);
  font-weight: 600;
  box-shadow: 0 12px 30px rgba(12, 52, 116, 0.28);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(12, 52, 116, 0.34);
}

.btn-secondary {
  background: rgba(9, 24, 44, 0.65);
}

.btn-ghost {
  background: transparent;
  color: var(--accent);
}

.hero-visual,
.hero-panel,
.card,
.stat-card,
.process-step,
.footer-panel,
.list-card,
.office-card,
.quote-card,
.side-panel,
.matrix-panel,
.cta-panel,
.detail-card,
.article-content,
.legal-copy {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(18, 39, 67, 0.92), rgba(9, 18, 34, 0.86));
  box-shadow: var(--shadow-glow);
  overflow: hidden;
}

.hero-visual::before,
.hero-panel::before,
.card::before,
.stat-card::before,
.process-step::before,
.footer-panel::before,
.list-card::before,
.office-card::before,
.quote-card::before,
.side-panel::before,
.matrix-panel::before,
.cta-panel::before,
.detail-card::before,
.article-content::before,
.legal-copy::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.06), transparent 28%, transparent 72%, rgba(255, 255, 255, 0.02) 100%);
  pointer-events: none;
}

.hero-visual {
  min-height: 520px;
  padding: 32px;
}

.particle-field {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.particle-field span {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(159, 239, 255, 0.88);
  box-shadow: 0 0 18px rgba(113, 228, 255, 0.82);
  animation: drift 7s linear infinite;
}

.hero-core {
  position: absolute;
  inset: 50% auto auto 50%;
  width: min(360px, 70%);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
}

.hero-core-ring,
.hero-core-ring::before {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(111, 180, 255, 0.18);
}

.hero-core-ring::before {
  content: "";
  inset: 22px;
  animation: pulse 4.5s ease-in-out infinite;
}

.hero-core-ring.ring-a {
  transform: rotate(18deg);
}

.hero-core-ring.ring-b {
  transform: rotate(-28deg);
}

.hero-core-ring.ring-c {
  transform: scale(0.74);
}

.hero-core-center {
  position: absolute;
  inset: 50%;
  width: 184px;
  height: 184px;
  margin: -92px 0 0 -92px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  background:
    radial-gradient(circle at 30% 30%, rgba(127, 248, 255, 0.22), transparent 52%),
    linear-gradient(180deg, rgba(18, 39, 67, 0.92), rgba(6, 17, 31, 0.96));
  border: 1px solid rgba(118, 208, 255, 0.22);
  box-shadow: 0 0 40px rgba(27, 149, 255, 0.25);
}

.hero-core-center span {
  display: block;
  color: var(--accent);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-core-center strong {
  display: block;
  margin-top: 10px;
  font-size: 1.25rem;
  line-height: 1.45;
}

.node-card {
  position: absolute;
  width: 180px;
  padding: 16px 16px 14px;
  border-radius: 22px;
  background: rgba(6, 17, 31, 0.72);
  border: 1px solid rgba(111, 180, 255, 0.14);
  backdrop-filter: blur(12px);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.28);
}

.node-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.98rem;
}

.node-card p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.84rem;
  line-height: 1.6;
}

.node-top {
  top: 42px;
  right: 30px;
}

.node-left {
  left: 24px;
  top: 170px;
}

.node-right {
  right: 20px;
  bottom: 144px;
}

.node-bottom {
  left: 46px;
  bottom: 34px;
}

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

.stat-card,
.card,
.detail-card,
.side-panel,
.matrix-panel,
.quote-card,
.cta-panel,
.office-card,
.list-card,
.article-content,
.legal-copy,
.hero-panel,
.process-step,
.footer-panel {
  padding: 26px;
}

.stat-card strong {
  display: block;
  font-size: 2rem;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 
               "Segoe UI Bold", "Roboto Bold",
               "Noto Sans SC Bold", "Source Han Sans SC Bold",
               "WenQuanYi Micro Hei Bold",
               sans-serif;
}

.stat-card span,
.card p,
.detail-card p,
.side-panel p,
.process-step p,
.footer-panel p,
.footer-panel li,
.footer-panel a,
.list-card p,
.article-content p,
.legal-copy p,
.legal-copy li {
  color: var(--text-soft);
  line-height: 1.8;
}

.section {
  padding: 52px 0;
}

.section-head {
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
}

.section-title {
  font-size: clamp(1.7rem, 3vw, 3rem);
  max-width: 20ch;
}

.section-copy {
  max-width: 600px;
  color: var(--text-soft);
  line-height: 1.8;
}

.grid-2,
.grid-3,
.grid-4,
.grid-auto,
.footer-grid,
.contact-grid,
.detail-grid,
.timeline,
.article-shell,
.field-grid {
  display: grid;
  gap: 18px;
}

.grid-2,
.contact-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.footer-grid {
  grid-template-columns: minmax(0, 1.2fr) repeat(3, minmax(0, 0.8fr));
}

.detail-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
}

.timeline {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.article-shell {
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
}

.field-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card h3,
.detail-card h3,
.side-panel h3,
.list-card h3,
.office-card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
}

.card ul,
.detail-card ul,
.side-panel ul,
.process-step ul,
.legal-copy ul,
.article-content ul {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--text-soft);
  line-height: 1.85;
}

.card-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--accent);
  font-weight: 600;
}

.pillars {
  display: grid;
  gap: 18px;
}

.pillar {
  padding: 22px 24px 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(8, 20, 38, 0.6);
}

.pillar p {
  line-height: 1.8; /* 关键属性，值越大行间距越宽，可调整为2.0、2.2等 */
  margin: 0; /* 可选：清除p标签默认外边距，避免额外间距 */
  flex: 1; 
}

.pillar strong,
.process-step h3,
.footer-panel h4,
.article-content h2,
.legal-copy h2,
.cta-panel h2,
.quote-card cite {
  display: block;
}

.pillar strong,
.process-step h3 {
  margin-bottom: 10px;
}

.process-step .step-index {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  background: linear-gradient(135deg, rgba(19, 117, 255, 0.35), rgba(20, 229, 255, 0.25));
  border: 1px solid rgba(114, 197, 255, 0.22);
  color: var(--accent);
  font-weight: 700;
}

.quote-card blockquote {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.9;
}

.quote-card cite {
  margin-top: 16px;
  color: var(--accent);
  font-style: normal;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
}

.matrix-table th,
.matrix-table td {
  padding: 16px 18px;
  border-bottom: 1px solid rgba(110, 177, 255, 0.14);
  text-align: left;
  vertical-align: top;
}

.matrix-table th {
  color: var(--accent);
  font-weight: 600;
  background: rgba(13, 26, 46, 0.7);
}

.matrix-table td {
  color: var(--text-soft);
  line-height: 1.75;
}

.article-content h2,
.legal-copy h2 {
  margin: 30px 0 12px;
  font-size: 1.36rem;
}

.article-content table {
  width: 100%;
  margin: 18px 0;
  border-collapse: collapse;
}

.article-content table th,
.article-content table td {
  padding: 14px 16px;
  border: 1px solid rgba(110, 177, 255, 0.14);
  text-align: left;
}

.article-content table th {
  color: var(--accent);
  background: rgba(13, 26, 46, 0.8);
}

.article-nav {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.article-nav a {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(9, 25, 45, 0.55);
  color: var(--text-soft);
}

.footer-wrap {
  padding: 32px 0 38px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-brand img {
  width: 46px;
  height: 46px;
}

.footer-panel ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-bottom {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
}

.cta-panel h2 {
  margin: 0 0 10px;
  font-size: clamp(1.8rem, 3vw, 3rem);
}

.contact-form {
  display: grid;
  gap: 14px;
}

.form-field label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 15px 16px;
  border-radius: 16px;
  border: 1px solid rgba(111, 180, 255, 0.14);
  background: rgba(6, 17, 31, 0.72);
  color: var(--text);
  outline: none;
}

.form-field textarea {
  min-height: 168px;
  resize: vertical;
}

.breadcrumbs {
  margin-bottom: 16px;
  color: var(--text-dim);
  font-size: 0.88rem;
}

.breadcrumbs a {
  color: var(--text-soft);
}

.note-panel {
  margin-top: 20px;
  padding: 18px 20px;
  border: 1px solid rgba(255, 212, 128, 0.18);
  border-radius: var(--radius-md);
  background: rgba(42, 26, 4, 0.35);
  color: #ffe8b9;
  line-height: 1.8;
}

.divider {
  height: 1px;
  margin: 22px 0;
  background: linear-gradient(90deg, transparent, rgba(111, 180, 255, 0.22), transparent);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@keyframes drift {
  0% {
    transform: translate3d(0, 20px, 0) scale(0.9);
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  88% {
    opacity: 1;
  }
  100% {
    transform: translate3d(16px, -340px, 0) scale(1.3);
    opacity: 0;
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.9;
  }
  50% {
    transform: scale(0.92);
    opacity: 0.35;
  }
}

/* HTML delivery overrides: compliance, hero optimization, typography */
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 
               "Segoe UI", "Roboto", /* 系统原生无衬线（Windows/Android） */
               "Noto Sans SC", "Source Han Sans SC", /* 思源系列（开源免费商用） */
               "WenQuanYi Micro Hei", /* 文泉驿微米黑（Linux 系统原生） */
               sans-serif; /* 终极兜底 */
}

.hero h1,
.page-hero h1,
.section-title {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 
               "Segoe UI Bold", "Roboto Bold",
               "Noto Sans SC Bold", "Source Han Sans SC Bold",
               "WenQuanYi Micro Hei Bold",
               sans-serif;
  line-height: 1.08;
}

.brand-text strong {
  font-size: 0.94rem;
  white-space: normal;
  line-height: 1.18;
  max-width: 26ch;
}

.hero h1 {
  font-size: clamp(2rem, 3.4vw, 3.55rem);
  max-width: 24ch;
}

.page-hero h1 {
  font-size: clamp(1.95rem, 3.2vw, 3.2rem);
  max-width: 24ch;
}

.section-title {
  font-size: clamp(1.62rem, 2.5vw, 2.62rem);
  max-width: 18ch;
  line-height: 1.14;
}

.article-content h2,
.legal-copy h2 {
  margin: 30px 0 12px;
  font-size: 1.34rem;
  line-height: 1.22;
  max-width: 22ch;
}

.cta-panel h2 {
  margin: 0 0 10px;
  font-size: clamp(1.6rem, 2.7vw, 2.7rem);
  line-height: 1.14;
  max-width: 22ch;
}

.hero-layout > div:first-child,
.page-hero-shell > div:first-child {
  max-width: 720px;
}

.hero-visual {
  min-height: 560px;
  padding: 0;
  background:
    radial-gradient(circle at 50% 24%, rgba(98, 214, 255, 0.28), transparent 22%),
    radial-gradient(circle at 50% 70%, rgba(22, 144, 255, 0.16), transparent 28%),
    linear-gradient(180deg, rgba(4, 17, 37, 0.98), rgba(2, 11, 24, 0.97));
  isolation: isolate;
}

.hero-visual::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 22%),
    repeating-linear-gradient(90deg, rgba(130, 222, 255, 0.05) 0, rgba(130, 222, 255, 0.05) 1px, transparent 1px, transparent 72px),
    linear-gradient(120deg, rgba(255, 255, 255, 0.04), transparent 32%, transparent 70%, rgba(103, 232, 255, 0.06) 100%);
  opacity: 0.9;
}

.hero-visual::after {
  inset: 18px;
  border: 1px solid rgba(121, 222, 255, 0.16);
  border-radius: 24px;
  box-shadow: inset 0 0 36px rgba(71, 203, 255, 0.08), 0 0 26px rgba(28, 152, 255, 0.12);
}

.hero-visual-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.96;
  mix-blend-mode: screen;
  filter: saturate(1.05);
  animation: heroFloat 12s ease-in-out infinite;
}

.hero-visual-logo {
  position: absolute;
  left: 50%;
  top: 17%;
  width: min(50%, 300px);
  transform: translateX(-50%);
  filter: drop-shadow(0 0 36px rgba(72, 214, 255, 0.56));
  animation: logoPulse 7.6s ease-in-out infinite;
}

.hero-visual-pill {
  position: absolute;
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid rgba(129, 221, 255, 0.22);
  background: linear-gradient(180deg, rgba(4, 16, 34, 0.82), rgba(4, 16, 34, 0.58));
  color: var(--text-soft);
  font-size: 0.86rem;
  letter-spacing: 0.03em;
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.22), inset 0 0 16px rgba(99, 226, 255, 0.05);
  backdrop-filter: blur(12px);
  text-shadow: 0 0 10px rgba(111, 244, 255, 0.18);
  animation: pillDrift 8s ease-in-out infinite;
}

.hero-visual-pill::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 0 12px rgba(116, 248, 255, 0.72);
}

.hero-visual-pill--a { top: 72px; left: 30px; animation-delay: 0s; }
.hero-visual-pill--b { top: 72px; right: 30px; animation-delay: 1.2s; }
.hero-visual-pill--c { bottom: 160px; left: 44px; animation-delay: 2.4s; }
.hero-visual-pill--d { bottom: 160px; right: 44px; animation-delay: 3.1s; }

.hero-visual-caption {
  position: absolute;
  left: 32px;
  right: 32px;
  bottom: 22px;
  padding: 18px 20px;
  border-radius: 22px;
  border: 1px solid rgba(121, 222, 255, 0.18);
  background: linear-gradient(180deg, rgba(5, 16, 31, 0.92), rgba(5, 16, 31, 0.62));
  display: flex;
  gap: 18px;
  justify-content: space-between;
  color: var(--text-soft);
  line-height: 1.7;
  box-shadow: inset 0 0 18px rgba(87, 219, 255, 0.05);
}

.hero-visual-caption strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
  font-size: 0.94rem;
}

.link-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

@keyframes heroFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-10px) scale(1.02); }
}

@keyframes logoPulse {
  0%, 100% { transform: translateX(-50%) scale(1); }
  50% { transform: translateX(-50%) scale(1.04); }
}

@keyframes pillDrift {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}


/* Final contrast tuning */
:root {
  --text: #f2f8ff;
  --text-soft: #b7cee7;
  --text-dim: #88a4bf;
}

.hero h1,
.page-hero h1,
.section-title {
  text-shadow: 0 0 18px rgba(59, 181, 255, 0.08);
}


/* Final hero pill layering fix */
.hero-visual-art {
  z-index: 1;
}

.hero-visual-logo {
  z-index: 2;
}

.hero-visual-pill {
  z-index: 4;
  min-width: 154px;
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.02em;
  background: linear-gradient(180deg, rgba(4, 16, 34, 0.9), rgba(4, 16, 34, 0.68));
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.24), inset 0 0 16px rgba(99, 226, 255, 0.06);
}

.hero-visual-pill--a {
  top: 72px;
  left: 30px;
}

.hero-visual-pill--b {
  top: 72px;
  right: 30px;
}

.hero-visual-pill--c {
  bottom: 160px;
  left: 44px;
}

.hero-visual-pill--d {
  bottom: 160px;
  right: 44px;
}

.hero-visual-caption {
  z-index: 3;
}

/* Final hero bottom chip spacing */
.hero-visual-pill--c,
.hero-visual-pill--d {
  bottom: 214px;
}

/* Final navigation, layout, footer and archive refinements */
.hero,
.page-hero {
  padding: 60px 0 28px;
}

.section {
  padding: 44px 0;
}

.hero-layout,
.page-hero-shell {
  gap: 28px;
}

.page-hero-shell--single {
  grid-template-columns: minmax(0, 1fr);
}

.section-head {
  align-items: flex-start;
}

.section-head > div {
  flex: 1 1 680px;
  max-width: 840px;
}

.section-title {
  max-width: 30ch;
  line-height: 1.18;
  text-wrap: balance;
}

.page-hero h1,
.hero h1 {
  text-wrap: balance;
}

.nav-item-dropdown {
  position: relative;
}

.nav-item-dropdown > a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-item-dropdown > a::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 2px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  opacity: 0.7;
}

.nav-submenu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 176px;
  padding: 10px;
  display: grid;
  gap: 4px;
  border-radius: 18px;
  border: 1px solid rgba(111, 180, 255, 0.14);
  background: rgba(6, 17, 31, 0.96);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.32);
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease;
  z-index: 25;
}

.nav-item-dropdown:hover .nav-submenu,
.nav-item-dropdown:focus-within .nav-submenu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-submenu a {
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.nav-submenu a::after,
.nav-submenu a::before {
  display: none;
}

.nav-submenu a:hover,
.nav-submenu a.is-active {
  color: var(--text);
  background: rgba(19, 117, 255, 0.16);
}

.footer-grid--compact {
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr) minmax(0, 0.9fr) minmax(180px, 0.8fr);
  align-items: start;
}

.footer-qr {
  display: grid;
  justify-items: center;
  text-align: center;
  gap: 8px;
}

.footer-qr img {
  width: 148px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.26);
}

.footer-qr strong {
  font-size: 1rem;
}

.footer-qr span,
.footer-qr a {
  color: var(--text-soft);
  font-size: 0.88rem;
}

.footer-bottom {
  align-items: center;
}

.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.footer-legal-links a {
  color: var(--text-soft);
}

.archive-list {
  display: grid;
  gap: 16px;
}

.archive-item {
  position: relative;
  padding: 24px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(18, 39, 67, 0.9), rgba(9, 18, 34, 0.84));
  box-shadow: var(--shadow-glow);
}

.archive-item h2 {
  margin: 10px 0 12px;
  font-size: clamp(1.34rem, 2vw, 1.72rem);
  line-height: 1.28;
}

.archive-item p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.8;
}

.archive-item a:hover {
  color: var(--accent);
}

.archive-meta,
.article-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.content-single {
  max-width: 920px;
  margin: 0 auto;
}

.article-content--plain {
  padding: 30px 32px;
}

.article-content--plain > p:first-child {
  margin-top: 0;
}

/* Dropdown chevron alignment */
.nav-item-dropdown > a::before {
  order: 2;
  margin-left: 2px;
  margin-top: 1px;
}
/* Final typography width refinement */
.section-head > div {
  max-width: 960px;
}

.section-title {
  max-width: 40ch;
  text-wrap: pretty;
}

.hero h1,
.page-hero h1 {
  max-width: 26ch;
  text-wrap: pretty;
}

/* Final UX refinement: dropdown bridge, footer density, article readability */
.nav-item-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.nav-item-dropdown::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 14px;
}

.nav-submenu {
  top: calc(100% + 6px);
}

.footer-grid--compact {
  grid-template-columns: minmax(0, 1.28fr) minmax(0, 0.72fr) minmax(0, 0.78fr) 168px;
  gap: 12px;
  align-items: center;
}

.footer-panel {
  padding: 22px 24px;
}

.footer-grid--compact > div:not(.footer-qr) {
  min-width: 0;
}

.footer-qr {
  justify-self: end;
  align-self: center;
  gap: 10px;
}

.footer-qr strong {
  margin: 0;
}

.footer-brand {
  margin-bottom: 12px;
}

.footer-panel p {
  margin: 0;
}

.footer-panel h4 {
  margin: 0 0 12px;
}

.footer-panel ul {
  display: grid;
  gap: 8px;
}

.page-news-detail .page-hero-shell > div {
  max-width: 100%;
  margin: 0 auto;
  text-align: center;
}

.page-news-detail .page-hero h1 {
  max-width: none;
  white-space: nowrap;
}

.page-news-detail .article-meta-line {
  justify-content: center;
  margin-top: 18px;
}

.page-news-detail .article-content--plain {
  background: linear-gradient(180deg, rgba(11, 23, 39, 0.98), rgba(8, 18, 32, 0.95));
  color: #e7f2ff;
}

.page-news-detail .article-content--plain p,
.page-news-detail .article-content--plain li {
  color: #dbe9fb;
  font-size: 1.03rem;
  line-height: 1.9;
}

.page-news-detail .article-content--plain h2 {
  max-width: none;
}

.cta-panel h2,
.article-content h2,
.legal-copy h2 {
  max-width: 100%;
  text-wrap: pretty;
}

.hero-visual-caption {
  gap: 14px;
  font-size: 0.92rem;
}

.hero-visual-caption > div {
  flex: 1 1 0;
  min-width: 0;
  text-wrap: pretty;
}

/* Final Chinese line-break refinement */
.section-title,
.cta-panel h2,
.article-content h2,
.legal-copy h2,
.page-news-detail .page-hero h1,
.hero-visual-caption > div {
  word-break: keep-all;
  overflow-wrap: normal;
}

/* Final dropdown interaction and detail-page consistency */
.nav-item-dropdown > a {
  touch-action: manipulation;
}

.nav-item-dropdown.is-open .nav-submenu,
.nav-item-dropdown:hover .nav-submenu,
.nav-item-dropdown:focus-within .nav-submenu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-item-dropdown.is-open > a::before {
  transform: rotate(225deg);
}

.page-news-detail .breadcrumbs,
.page-news-detail .eyebrow,
.page-case-detail .breadcrumbs,
.page-case-detail .eyebrow {
  display: block;
  text-align: left;
}

.page-case-detail .page-hero-shell > div {
  max-width: 100%;
  margin: 0 auto;
  text-align: center;
}

.page-case-detail .page-hero h1 {
  max-width: none;
}

.page-case-detail .article-meta-line {
  justify-content: center;
  margin-top: 18px;
}

.page-case-detail .article-content--plain {
  background: linear-gradient(180deg, rgba(11, 23, 39, 0.98), rgba(8, 18, 32, 0.95));
  color: #e7f2ff;
}

.page-case-detail .article-content--plain p,
.page-case-detail .article-content--plain li {
  color: #dbe9fb;
  font-size: 1.03rem;
  line-height: 1.9;
}

/* Final header, archive meta and section-head refinement */
.brand-text strong {
  font-size: 1.06rem;
  line-height: 1.16;
  max-width: 30ch;
}

.brand-text span {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
}

.site-nav a {
  font-size: 1rem;
  padding: 13px 15px;
}

.site-nav .nav-cta {
  padding: 14px 19px;
}

.archive-meta {
  align-items: center;
}

.archive-meta .tag {
  white-space: nowrap;
}

.section-head {
  align-items: stretch;
  gap: 20px 26px;
}

.section-head > div {
  flex: 1 1 620px;
  max-width: 760px;
}

.section-copy {
  flex: 0 1 500px;
  max-width: 500px;
  margin-left: auto;
  align-self: center;
  padding: 18px 20px;
  border: 1px solid rgba(111, 180, 255, 0.14);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(15, 33, 56, 0.92), rgba(8, 18, 32, 0.82));
  box-shadow: inset 0 0 0 1px rgba(110, 177, 255, 0.04), 0 18px 36px rgba(0, 0, 0, 0.18);
}

.page-case-detail .breadcrumbs,
.page-case-detail .eyebrow {
  text-align: left;
}

/* Final hero caption overflow fix */
.hero-visual-caption {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
}

.hero-visual-caption > div {
  min-width: 0;
  word-break: normal;
  overflow-wrap: anywhere;
  white-space: normal;
  line-height: 1.72;
}

/* Final mobile readability refinements */
.nav-item-dropdown::after {
  pointer-events: none;
}

/* Final desktop dropdown and button stability */
.nav-item-dropdown::after {
  pointer-events: auto;
}

.nav-item-dropdown > a,
.nav-submenu a {
  position: relative;
  z-index: 1;
}

.nav-submenu {
  z-index: 32;
}

.btn {
  box-sizing: border-box;
  max-width: 100%;
}

/* Final dropdown hover stability and CTA text flow */
.nav-item-dropdown {
  padding-bottom: 8px;
  margin-bottom: -8px;
}

.nav-item-dropdown::after {
  display: none;
  pointer-events: none;
}

.nav-submenu {
  top: calc(100% - 2px);
}

.cta-panel > div {
  min-width: 0;
}

/* Final detail hero alignment refinement */
.page-news-detail .page-hero-shell > div,
.page-case-detail .page-hero-shell > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.page-news-detail .breadcrumbs,
.page-news-detail .eyebrow,
.page-case-detail .breadcrumbs,
.page-case-detail .eyebrow {
  align-self: flex-start;
  width: auto;
  max-width: none;
  margin-left: 0;
  margin-right: 0;
  text-align: left;
}

.page-news-detail .page-hero h1,
.page-case-detail .page-hero h1,
.page-news-detail .article-meta-line,
.page-case-detail .article-meta-line {
  width: 100%;
}

/* Release polish: desktop navigation, buttons, headings and footer */
.site-header {
  background: rgba(4, 11, 20, 0.82);
  border-bottom-color: rgba(116, 170, 224, 0.12);
}

.header-shell {
  min-height: 84px;
  gap: 28px;
  align-items: center;
}

.brand {
  gap: 15px;
}

.brand img {
  width: 54px;
  height: 54px;
}

.brand-text strong {
  font-size: 1.08rem;
  line-height: 1.16;
  letter-spacing: 0.02em;
}

.brand-text span {
  margin-top: 4px;
  font-size: 0.79rem;
  letter-spacing: 0.16em;
}

.site-nav {
  gap: 10px;
  flex-wrap: nowrap;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 16px;
  border-radius: 14px;
  line-height: 1.08;
}

.site-nav .nav-cta,
.btn {
  min-height: 52px;
  padding: 15px 24px;
  border-radius: 999px;
  font-size: 1rem;
  line-height: 1.12;
}

.btn {
  min-width: 160px;
  white-space: nowrap;
}

.hero-actions {
  gap: 14px;
  align-items: center;
}

.nav-item-dropdown {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding-bottom: 10px;
  margin-bottom: -10px;
}

.nav-item-dropdown > a {
  padding-right: 18px;
}

.nav-submenu {
  top: calc(100% + 6px);
  min-width: 192px;
  padding: 10px;
  border-radius: 18px;
  background: rgba(5, 17, 32, 0.96);
  border: 1px solid rgba(106, 176, 255, 0.18);
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.34);
  z-index: 40;
}

.nav-item-dropdown:hover > .nav-submenu,
.nav-item-dropdown:focus-within > .nav-submenu,
.nav-item-dropdown.is-open > .nav-submenu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.page-hero {
  padding: 68px 0 30px;
}

.page-hero-shell {
  gap: 30px;
  align-items: start;
}

.hero h1 {
  max-width: 22ch;
  line-height: 1.1;
  text-wrap: pretty;
}

.page-hero h1 {
  max-width: 22ch;
  line-height: 1.12;
  text-wrap: pretty;
}

.section-title {
  max-width: 34ch;
  line-height: 1.16;
  text-wrap: pretty;
}

.article-content h2,
.legal-copy h2,
.cta-panel h2 {
  max-width: none;
  line-height: 1.2;
  text-wrap: pretty;
}

.section-head {
  align-items: stretch;
  gap: 22px 28px;
}

.section-head > div {
  flex: 1 1 620px;
  max-width: 840px;
}

.section-copy {
  flex: 0 1 520px;
  max-width: 520px;
  margin-left: auto;
  align-self: center;
  padding: 20px 22px;
}

.cta-panel {
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
}

.cta-panel > div {
  min-width: 0;
}

.cta-panel .btn {
  flex: 0 0 auto;
}

.footer-panel {
  padding: 24px 26px;
}

.footer-grid--compact {
  grid-template-columns: minmax(0, 1.28fr) minmax(0, 0.72fr) minmax(0, 0.78fr) 170px;
  gap: 18px;
  align-items: start;
}

.footer-brand {
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.footer-brand img {
  width: 48px;
  height: 48px;
}

.footer-panel h4 {
  margin: 0 0 12px;
  font-size: 1.02rem;
  color: var(--text);
}

.footer-panel ul {
  gap: 9px;
}

.footer-qr {
  justify-self: end;
  align-self: center;
  gap: 12px;
}

.footer-qr img {
  width: 150px;
}

.footer-bottom {
  margin-top: 20px;
  align-items: center;
  gap: 14px 20px;
}

.footer-legal-links {
  gap: 12px 16px;
}

.footer-legal-links a {
  display: inline-flex;
  align-items: center;
}

/* Final desktop dropdown clickability fix */
@media (min-width: 993px) {
  .nav-item-dropdown {
    padding-bottom: 12px;
    margin-bottom: -12px;
    z-index: 41;
  }

  .nav-item-dropdown::after {
    content: "";
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    height: 12px;
    pointer-events: auto;
  }

  .nav-item-dropdown > a {
    position: relative;
    z-index: 2;
  }

  .nav-submenu {
    top: calc(100% + 4px);
    z-index: 45;
  }

  .nav-item-dropdown:hover > .nav-submenu,
  .nav-item-dropdown:focus-within > .nav-submenu,
  .nav-item-dropdown.is-open > .nav-submenu,
  .nav-submenu:hover {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
}