:root {
  --ink: #0c1024;
  --dark: #141a33;
  --light: #f4f0ea;
  --accent: #f5a524;
  --accent-deep: #ff6f3c;
  --accent-cool: #2ccad1;
  --muted: #6e7387;
  --glass: rgba(255, 255, 255, 0.08);
  --shadow: 0 20px 60px rgba(12, 16, 36, 0.18);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Alibaba PuHuiTi", "HarmonyOS Sans", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: #f9f3ea;
  line-height: 1.6;
}

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

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

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 12px;
  color: var(--accent-deep);
  font-weight: 600;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(249, 243, 234, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(12, 16, 36, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.brand-mark {
  background: var(--ink);
  color: var(--light);
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 13px;
  letter-spacing: 0.2em;
}

.brand-text {
  font-size: 16px;
}

.site-nav {
  display: flex;
  gap: 18px;
  font-size: 14px;
  color: var(--dark);
}

.site-nav a {
  padding: 8px 12px;
  border-radius: 999px;
  transition: all 0.3s ease;
}

.site-nav a:hover {
  background: var(--glass);
}

.nav-toggle {
  display: none;
  border: none;
  background: transparent;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--dark);
}

.hero {
  position: relative;
  padding: 90px 0 80px;
  overflow: hidden;
  background: radial-gradient(circle at top left, #ffe4c0, transparent 60%),
    radial-gradient(circle at 80% 0%, #dff6ff, transparent 55%);
}

.hero-glow {
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  right: -120px;
  top: 120px;
  background: radial-gradient(
    circle at center,
    rgba(255, 111, 60, 0.4),
    transparent 70%
  );
  filter: blur(20px);
  opacity: 0.7;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content h1 {
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.1;
  margin: 16px 0 18px;
}

.hero-desc {
  color: var(--muted);
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}

.btn {
  border-radius: 999px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn.primary {
  background: var(--ink);
  color: var(--light);
  box-shadow: var(--shadow);
}

.btn.primary:hover {
  transform: translateY(-2px);
  background: #070b1d;
}

.btn.ghost {
  border-color: rgba(12, 16, 36, 0.2);
  color: var(--dark);
  background: transparent;
}

.btn.ghost:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
}

.hero-stats {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.stat-number {
  font-size: 28px;
  font-weight: 700;
  display: block;
  color: var(--dark);
}

.stat-label {
  color: var(--muted);
  font-size: 13px;
}

.hero-panel {
  display: grid;
  gap: 18px;
}

.panel-card {
  background: var(--ink);
  color: var(--light);
  padding: 26px;
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.panel-card.secondary {
  background: linear-gradient(130deg, #1b2548, #2d5d6d);
  display: grid;
  gap: 8px;
}

.panel-title {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 18px;
}

.panel-metric {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  margin-bottom: 16px;
}

.panel-metric strong {
  font-size: 20px;
}

.panel-chart {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}

.panel-chart span {
  height: 56px;
  background: linear-gradient(160deg, #f5a524, #ff6f3c);
  border-radius: 12px;
  opacity: 0.85;
}

.panel-chart span:nth-child(2) {
  height: 44px;
  opacity: 0.6;
}

.panel-chart span:nth-child(3) {
  height: 64px;
}

.panel-chart span:nth-child(4) {
  height: 36px;
  opacity: 0.5;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}

.panel-grid strong {
  color: var(--light);
  font-size: 16px;
}

.logo-wall {
  padding: 40px 0;
  background: var(--dark);
  color: var(--light);
}

.section-hint {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 18px;
}

.logo-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

.solutions,
.capabilities,
.cases,
.insights,
.contact {
  padding: 80px 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: flex-end;
  margin-bottom: 40px;
}

.section-head h2 {
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.2;
  margin-top: 12px;
}

.section-head p {
  color: var(--muted);
  max-width: 420px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.feature-card {
  background: #fff;
  padding: 24px;
  border-radius: 20px;
  box-shadow: 0 18px 40px rgba(12, 16, 36, 0.08);
  border: 1px solid rgba(12, 16, 36, 0.05);
}

.feature-card h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.feature-card p {
  color: var(--muted);
  margin-bottom: 16px;
}

.feature-card ul {
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
}

.feature-card li::before {
  content: "•";
  color: var(--accent-deep);
  margin-right: 8px;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.capability {
  padding: 22px;
  border-radius: 18px;
  background: linear-gradient(160deg, #fff, #f7efe3);
  border: 1px solid rgba(12, 16, 36, 0.05);
  min-height: 220px;
}

.capability h3 {
  margin-bottom: 8px;
}

.capability p {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 18px;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-row span {
  font-size: 12px;
  padding: 6px 10px;
  background: rgba(12, 16, 36, 0.08);
  border-radius: 999px;
}

.cases {
  background: #fdf7f0;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.case-card {
  padding: 24px;
  border-radius: 20px;
  background: #fff;
  border: 1px solid rgba(12, 16, 36, 0.06);
  box-shadow: 0 16px 30px rgba(12, 16, 36, 0.08);
  display: grid;
  gap: 12px;
}

.case-head span {
  font-size: 12px;
  color: var(--accent-deep);
  display: block;
}

.case-head strong {
  font-size: 18px;
}

.case-card p {
  color: var(--muted);
  font-size: 14px;
}

.case-foot {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--dark);
}

.insights {
  background: linear-gradient(120deg, #0c1024, #2d3e5f);
  color: var(--light);
}

.insights-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.insight-card {
  background: rgba(255, 255, 255, 0.08);
  padding: 24px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.insight-card h3 {
  margin-bottom: 10px;
  font-size: 18px;
}

.insight-card p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  margin-bottom: 18px;
}

.progress {
  height: 6px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  margin-bottom: 8px;
}

.progress span {
  display: block;
  height: 100%;
  background: linear-gradient(120deg, #f5a524, #2ccad1);
  border-radius: 999px;
}

.insight-card small {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}

.insight-card ol {
  display: grid;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  padding-left: 18px;
}

.chip-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.chip-grid span {
  font-size: 12px;
  padding: 8px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
}

.contact {
  background: #fff7ed;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  align-items: center;
}

.contact-info h2 {
  margin: 12px 0 16px;
  font-size: clamp(26px, 3vw, 38px);
}

.contact-info p {
  color: var(--muted);
}

.contact-list {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.contact-list span {
  font-size: 12px;
  color: var(--accent-deep);
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 26px;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 18px 40px rgba(12, 16, 36, 0.1);
}

.contact-form label {
  display: grid;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}

input,
textarea {
  border: 1px solid rgba(12, 16, 36, 0.1);
  border-radius: 12px;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 14px;
}

input:focus,
textarea:focus {
  outline: 2px solid rgba(245, 165, 36, 0.4);
  border-color: transparent;
}

.site-footer {
  padding: 40px 0 20px;
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 24px;
  margin-bottom: 20px;
}

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

.footer-links {
  display: grid;
  gap: 10px;
}

.footer-note {
  display: grid;
  gap: 6px;
  font-size: 13px;
}

.footer-bottom {
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 16px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: all 0.7s ease;
}

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

@media (max-width: 980px) {
  .hero-grid,
  .contact-grid,
  .section-head {
    grid-template-columns: 1fr;
  }

  .site-nav {
    position: absolute;
    top: 70px;
    right: 4vw;
    flex-direction: column;
    background: #fff;
    padding: 18px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    display: none;
  }

  .site-nav.open {
    display: grid;
  }

  .nav-toggle {
    display: flex;
  }

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

  .card-grid,
  .case-grid,
  .capability-grid,
  .insights-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-top: 70px;
  }

  .hero-stats {
    gap: 18px;
  }

  .case-foot {
    flex-direction: column;
    gap: 6px;
  }
}