:root {
  --mc-ink: #1a1a2e;
  --mc-ink-strong: #0f0f1a;
  --mc-muted: #64748b;
  --mc-muted-strong: #475569;
  --mc-accent: #6366f1;
  --mc-accent-soft: #eef2ff;
  --mc-brand-gradient: linear-gradient(135deg, #f59e0b, #ef4444, #8b5cf6, #3b82f6);
  --mc-page-bg: #f8f9fb;
  --mc-surface: #ffffff;
  --mc-surface-soft: #f8f9fb;
  --mc-panel-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --mc-panel-shadow-soft: 0 1px 2px rgba(0, 0, 0, 0.05);
  --mc-panel-stroke: rgba(0, 0, 0, 0.06);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  color: var(--mc-ink);
  font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(99, 102, 241, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(245, 158, 11, 0.12), transparent 22%),
    var(--mc-page-bg);
}

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

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.topbar,
.card,
.soft-card {
  position: relative;
  overflow: hidden;
}

.topbar,
.card {
  border-radius: 16px;
  background: var(--mc-surface);
  box-shadow: var(--mc-panel-shadow);
}

.soft-card {
  border: 1px solid var(--mc-panel-stroke);
  border-radius: 16px;
  background: var(--mc-surface);
  box-shadow: var(--mc-panel-shadow-soft);
}

.topbar::before,
.hero-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--mc-brand-gradient);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
}

.brand-mark {
  font-size: 22px;
  font-weight: 700;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.topbar-note {
  margin: 0;
  color: var(--mc-muted);
  font-size: 13px;
}

.content-stack {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.hero-card {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(280px, 0.95fr);
  gap: 16px;
  padding: 28px;
}

.eyebrow {
  margin: 0;
  color: var(--mc-accent);
  font-size: clamp(24px, 2.8vw, 32px);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.2;
  text-transform: uppercase;
}

.hero-copy h1,
.section-heading h2,
.capability-card h3,
.footer-title {
  margin: 0;
}

.hero-copy h1 {
  margin-top: 8px;
  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.08;
  color: var(--mc-ink-strong);
}

.hero-description,
.project-summary,
.footer-copy {
  margin: 0;
  color: var(--mc-muted);
  font-size: 15px;
  line-height: 1.75;
}

.hero-description {
  margin-top: 14px;
  max-width: 720px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.primary-link,
.secondary-link {
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
}

.primary-link {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.2);
}

.secondary-link {
  background: var(--mc-accent-soft);
  color: var(--mc-accent);
}

.hero-panel {
  padding: 18px;
  align-self: stretch;
}

.panel-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}

.panel-list,
.detail-list {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--mc-muted);
  font-size: 14px;
  line-height: 1.8;
}

.status-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--mc-surface-soft);
  color: var(--mc-muted-strong);
  font-size: 13px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  flex-shrink: 0;
}

.section-block {
  display: grid;
  gap: 14px;
}

.section-heading h2 {
  margin-top: 6px;
  font-size: 24px;
  line-height: 1.3;
}

.section-heading.compact h2 {
  font-size: 20px;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.capability-card,
.section-card,
.project-card,
.footer {
  padding: 22px;
}

.capability-card h3 {
  margin-top: 12px;
  font-size: 18px;
  line-height: 1.35;
}

.capability-card p,
.meta-item span,
.footer-meta span {
  margin: 10px 0 0;
  color: var(--mc-muted);
  font-size: 14px;
  line-height: 1.7;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.chip-yellow {
  background: #fff5cc;
  color: #9a6500;
}

.chip-blue {
  background: #e0f0ff;
  color: #155caa;
}

.chip-green {
  background: #e8f9de;
  color: #2f7d32;
}

.chip-pink {
  background: #ffe3ee;
  color: #b43d73;
}

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

.boundary-list li::marker {
  color: var(--mc-accent);
}

.project-summary {
  margin-top: 10px;
}

.project-meta-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.meta-item {
  padding: 14px;
  border-radius: 12px;
  background: var(--mc-surface-soft);
}

.meta-item span {
  display: block;
  margin-top: 0;
  font-size: 12px;
}

.meta-item strong {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.5;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.footer-title {
  font-size: 18px;
  font-weight: 700;
}

.footer-copy {
  margin-top: 8px;
  max-width: 620px;
}

.footer-meta {
  display: grid;
  gap: 6px;
  text-align: right;
}

.footer-meta span {
  margin-top: 0;
  font-size: 12px;
}

.footer-meta a {
  color: var(--mc-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer-beian {
  width: 100%;
  padding-top: 12px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  text-align: center;
}

.footer-beian a {
  color: var(--mc-muted-strong);
  font-size: 12px;
  line-height: 1.7;
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (max-width: 960px) {
  .hero-card,
  .capability-grid,
  .two-column-grid,
  .project-meta-grid,
  .footer {
    grid-template-columns: 1fr;
  }

  .footer {
    align-items: flex-start;
  }

  .footer-meta {
    text-align: left;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 24px, 1120px);
    padding-top: 12px;
  }

  .topbar,
  .hero-card,
  .capability-card,
  .section-card,
  .project-card,
  .footer {
    padding: 18px;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-copy h1 {
    font-size: 30px;
  }

  .section-heading h2 {
    font-size: 22px;
  }
}