:root {
  --bg: #efe6d8;
  --bg-deep: #d8c7ae;
  --surface: rgba(255, 248, 239, 0.78);
  --surface-strong: #fffaf3;
  --surface-dark: #2a2017;
  --text: #241d18;
  --text-soft: #67584b;
  --text-invert: #f8eee4;
  --line: rgba(60, 41, 20, 0.14);
  --line-strong: rgba(60, 41, 20, 0.24);
  --accent: #c9782f;
  --accent-soft: #e6b17a;
  --accent-deep: #8f4e18;
  --success: #476f45;
  --warning: #8a5c24;
  --shadow: 0 24px 60px rgba(74, 45, 17, 0.12);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --container: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Segoe UI Variable", "PingFang SC", "Microsoft YaHei UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(201, 120, 47, 0.16), transparent 28%),
    radial-gradient(circle at right top, rgba(143, 78, 24, 0.12), transparent 24%),
    linear-gradient(180deg, #fff8ef 0%, #f1e5d7 48%, #e7d7c5 100%);
  line-height: 1.6;
}

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

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.server-home-shell {
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 248, 239, 0.78);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(60, 41, 20, 0.08);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.2rem;
  height: 3.2rem;
  border-radius: 18px;
  background: linear-gradient(145deg, #e8bc8f, #c9782f);
  color: #fff8f1;
  font-weight: 800;
  letter-spacing: 0.06em;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.brand-copy {
  display: grid;
  gap: 0.14rem;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy span,
.topnav a,
.section-copy,
.hero-text,
.hero-note span,
.panel-card p,
.cluster-card p,
.mode-card p,
.join-copy p,
.join-card p {
  color: var(--text-soft);
}

.brand-copy span {
  font-size: 0.86rem;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.topnav a {
  font-size: 0.95rem;
}

.topnav a:hover,
.topnav a:focus-visible {
  color: var(--text);
}

.hero {
  padding: 5rem 0 2rem;
}

.hero-grid,
.section-head,
.scope-grid,
.cluster-grid,
.mode-grid,
.join-layout,
.join-cards,
.mini-panels {
  display: grid;
  gap: 1.5rem;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  align-items: stretch;
}

.hero-copy,
.hero-panel,
.scope-card,
.cluster-card,
.mode-card,
.join-card,
.panel-card {
  border: 1px solid rgba(255, 255, 255, 0.46);
  box-shadow: var(--shadow);
}

.hero-copy,
.hero-panel,
.cluster-card,
.mode-card {
  background: var(--surface);
}

.hero-copy {
  padding: 2.4rem;
  border-radius: var(--radius-xl);
}

.hero-panel {
  padding: 1.25rem;
  border-radius: var(--radius-xl);
}

.eyebrow {
  margin: 0 0 0.8rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.hero h1,
.section h2 {
  margin: 0;
  letter-spacing: -0.03em;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(2.7rem, 5vw, 4.9rem);
  line-height: 0.98;
}

.hero-text {
  max-width: 62ch;
  margin: 1.2rem 0 0;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 1.8rem 0 1.2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(145deg, #d88a44, #b76524);
  color: #fffaf4;
  box-shadow: 0 16px 30px rgba(143, 78, 24, 0.24);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid var(--line);
}

.button-ghost {
  background: transparent;
  border: 1px solid rgba(143, 78, 24, 0.24);
}

.hero-note {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.05rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.56);
  border: 1px solid rgba(255, 255, 255, 0.52);
}

.hero-note strong {
  color: var(--accent-deep);
}

.panel-card {
  padding: 1.15rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.68);
}

.panel-card-strong {
  background: linear-gradient(165deg, rgba(201, 120, 47, 0.18), rgba(255, 250, 243, 0.86));
}

.panel-label,
.cluster-badge,
.mode-card span,
.join-card span {
  display: inline-block;
  margin-bottom: 0.55rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.panel-card strong,
.join-card strong {
  display: block;
  font-size: 1.18rem;
  letter-spacing: -0.02em;
}

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

.section {
  padding: 1.2rem 0 2rem;
}

.section-band {
  position: relative;
}

.section-band::before {
  content: "";
  position: absolute;
  inset: 1rem 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(201, 120, 47, 0.08));
  z-index: -1;
}

.section-head {
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.8fr);
  align-items: end;
  margin-bottom: 1.2rem;
}

.section h2 {
  font-size: clamp(2rem, 3vw, 2.9rem);
}

.section-copy {
  margin: 0;
}

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

.scope-card {
  padding: 1.45rem;
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.scope-tag {
  display: inline-block;
  margin-bottom: 0.55rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.scope-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

.scope-card p {
  margin-bottom: 0;
  color: var(--text-soft);
}

.cluster-grid {
  grid-template-columns: 1.2fr 1fr 1fr;
}

.status-grid,
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.cluster-card,
.mode-card,
.status-card,
.roadmap-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
}

.cluster-card-featured {
  background:
    linear-gradient(155deg, rgba(255, 250, 243, 0.9), rgba(230, 177, 122, 0.2)),
    var(--surface);
}

.cluster-card h3,
.mode-card h3,
.status-card strong,
.roadmap-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.24rem;
}

.cluster-card ul {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
  color: var(--text-soft);
}

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

.status-card,
.roadmap-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.46);
  box-shadow: var(--shadow);
}

.status-label,
.roadmap-card span {
  display: inline-block;
  margin-bottom: 0.55rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.status-card p,
.roadmap-card p,
.footer p {
  color: var(--text-soft);
}

.status-card-online {
  background:
    linear-gradient(155deg, rgba(71, 111, 69, 0.14), rgba(255, 250, 243, 0.92)),
    var(--surface);
}

.status-card-muted {
  background:
    linear-gradient(155deg, rgba(138, 92, 36, 0.1), rgba(255, 250, 243, 0.9)),
    var(--surface);
}

.roadmap-card-now {
  background:
    linear-gradient(155deg, rgba(201, 120, 47, 0.16), rgba(255, 250, 243, 0.9)),
    var(--surface);
}

.roadmap-card-later {
  background:
    linear-gradient(155deg, rgba(103, 88, 75, 0.1), rgba(255, 250, 243, 0.88)),
    var(--surface);
}

.section-dark {
  padding-top: 2.2rem;
  padding-bottom: 3rem;
}

.join-layout {
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: start;
  padding: 2rem;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at top left, rgba(230, 177, 122, 0.16), transparent 28%),
    linear-gradient(160deg, #312419 0%, #221912 100%);
  color: var(--text-invert);
  box-shadow: 0 26px 70px rgba(28, 18, 10, 0.24);
}

.join-copy .eyebrow,
.join-card span {
  color: var(--accent-soft);
}

.join-copy h2 {
  margin: 0 0 0.9rem;
  font-size: clamp(2rem, 3vw, 3rem);
}

.join-copy p {
  max-width: 48ch;
}

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

.join-card {
  padding: 1.2rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 248, 239, 0.08);
  border: 1px solid rgba(255, 248, 239, 0.12);
}

.join-card strong {
  color: var(--text-invert);
}

.footer {
  padding: 0 0 2.4rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem 1.5rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 248, 239, 0.56);
  border: 1px solid rgba(255, 255, 255, 0.38);
  box-shadow: var(--shadow);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (max-width: 1080px) {
  .hero-grid,
  .section-head,
  .join-layout,
  .scope-grid,
  .cluster-grid,
  .mode-grid,
  .join-cards,
  .status-grid,
  .roadmap-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: none;
  }
}

@media (max-width: 760px) {
  .topbar-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .topnav {
    gap: 0.8rem;
  }

  .hero {
    padding-top: 3.8rem;
  }

  .hero-copy,
  .hero-panel,
  .scope-card,
  .cluster-card,
  .mode-card,
  .status-card,
  .roadmap-card,
  .join-layout,
  .join-card,
  .panel-card,
  .footer-inner {
    padding: 1.2rem;
  }

  .mini-panels {
    grid-template-columns: 1fr;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}