:root {
  color-scheme: dark;
  --bg: #07090d;
  --panel: rgba(12, 16, 24, 0.9);
  --panel-2: rgba(16, 22, 32, 0.94);
  --text: #edf2f7;
  --muted: #93a2b8;
  --line: rgba(148, 163, 184, 0.18);
  --accent: #91f3ff;
  --accent-2: #fd90b7;
  --danger: #ff8d8d;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.42);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(145, 243, 255, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(253, 144, 183, 0.1), transparent 26%),
    linear-gradient(180deg, #080b10 0%, #05070a 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(180deg, rgba(255, 255, 255, 0.5), transparent 85%);
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.16;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px),
    radial-gradient(circle at 80% 30%, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px),
    radial-gradient(circle at 10% 70%, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px);
  background-size: 180px 180px;
}

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

code,
pre {
  font-family: Consolas, "SFMono-Regular", monospace;
}

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
}

.brand {
  display: grid;
  gap: 4px;
}

.brand-mark {
  font-size: 0.82rem;
  letter-spacing: 0.28em;
  color: var(--accent);
}

.brand-sub,
.muted,
.status-tip,
.terminal-note {
  color: var(--muted);
}

.top-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.top-nav a {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(12, 16, 24, 0.72);
}

.top-nav a.active,
.top-nav a:hover {
  border-color: rgba(145, 243, 255, 0.34);
  color: var(--accent);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, 0.8fr);
  gap: 22px;
  padding: 48px 0 28px;
}

.hero-copy,
.panel,
.status-card,
.info-card,
.terminal,
.sidebar,
.faq-item,
.status-hero-card,
.status-rail-card,
.service-card,
.feed-item {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(13, 18, 26, 0.96), rgba(10, 14, 22, 0.9));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 34px;
}

.status-card {
  padding: 24px;
}

.eyebrow {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.76rem;
  color: var(--accent);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 16px;
  font-size: clamp(2.8rem, 5.6vw, 5rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.page-title {
  font-size: clamp(2.4rem, 4.4vw, 4rem);
  line-height: 1.02;
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  letter-spacing: -0.04em;
}

h3 {
  font-size: 1.15rem;
}

.lead {
  max-width: 760px;
  font-size: 1.06rem;
  line-height: 1.9;
  color: var(--muted);
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.quick-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.quick-link {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid rgba(145, 243, 255, 0.12);
  background: rgba(8, 12, 18, 0.64);
}

.quick-link span {
  color: var(--muted);
  font-size: 0.86rem;
}

.quick-link strong {
  font-size: 1rem;
  color: var(--text);
}

.quick-link:hover {
  border-color: rgba(145, 243, 255, 0.34);
  transform: translateY(-1px);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
}

.button-primary {
  background: linear-gradient(90deg, var(--accent), #b8fbff);
  color: #020507;
  font-weight: 700;
}

.button-ghost:hover {
  border-color: rgba(145, 243, 255, 0.34);
}

.status-label {
  margin-bottom: 18px;
  color: var(--muted);
}

.status-block {
  display: grid;
  gap: 6px;
  margin-bottom: 16px;
}

.status-block span,
.kv-list span {
  color: var(--muted);
  font-size: 0.92rem;
}

code[data-copy],
.kv-list code {
  display: inline-block;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(145, 243, 255, 0.16);
  background: rgba(8, 12, 18, 0.9);
  cursor: pointer;
}

.copy-block {
  position: relative;
  cursor: pointer;
}

.copy-block::after {
  content: "点击复制";
  position: absolute;
  top: 14px;
  right: 18px;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
}

.copy-block:hover::after {
  color: var(--accent);
}

.warning-panel {
  border: 1px solid rgba(255, 141, 141, 0.28);
  background: linear-gradient(180deg, rgba(34, 14, 18, 0.94), rgba(20, 10, 12, 0.92));
}

.warning-panel h2,
.warning-panel h3 {
  color: #ffe3e3;
}

.code-stack {
  display: grid;
  gap: 18px;
}

.code-card {
  padding: 22px 24px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(8, 12, 18, 0.84);
  box-shadow: var(--shadow);
}

.code-card p {
  color: var(--muted);
}

.figure-panel {
  padding: 24px;
}

.figure-panel img {
  width: 100%;
  display: block;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #f3f4f6;
}

.section {
  padding: 18px 0 28px;
}

.status-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.72fr);
  gap: 18px;
}

.status-hero-card,
.status-rail-card {
  padding: 28px;
}

.status-hero-card {
  display: grid;
  gap: 20px;
}

.status-kicker,
.feed-time,
.service-host,
.service-stats span {
  color: var(--muted);
}

.status-title {
  margin-bottom: 10px;
  font-size: clamp(2rem, 3vw, 2.8rem);
  letter-spacing: -0.04em;
}

.status-title.is-operational,
.status-pill.is-operational {
  color: #7ef0a3;
}

.status-title.is-degraded,
.status-pill.is-degraded {
  color: #ffd36f;
}

.status-title.is-outage,
.status-pill.is-outage {
  color: #ff8d8d;
}

.status-meta-grid,
.service-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

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

.status-meta-box {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(8, 12, 18, 0.7);
  border: 1px solid rgba(145, 243, 255, 0.12);
}

.status-meta-box span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.88rem;
}

.status-grid,
.status-feed {
  display: grid;
  gap: 18px;
}

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

.service-card {
  padding: 24px;
}

.service-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
}

.service-name {
  margin-bottom: 6px;
  font-size: 1.2rem;
}

.service-summary {
  color: var(--muted);
  line-height: 1.8;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid currentColor;
  font-size: 0.88rem;
  white-space: nowrap;
}

.service-stats {
  margin: 18px 0;
}

.service-stats div {
  padding: 14px 16px;
  border: 1px solid rgba(145, 243, 255, 0.1);
  border-radius: 16px;
  background: rgba(8, 12, 18, 0.58);
}

.service-stats strong {
  display: block;
  margin-top: 6px;
  font-size: 1.06rem;
}

.service-link {
  color: var(--accent);
}

.feed-item {
  padding: 20px 22px;
}

.feed-item h3 {
  margin-bottom: 8px;
}

.feed-item p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.8;
}

.section-head {
  margin-bottom: 20px;
}

.section-head.compact {
  padding: 22px 0 8px;
}

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

.card-grid.single-column {
  grid-template-columns: 1fr;
}

.info-card,
.panel,
.faq-item {
  padding: 24px;
}

.info-card p,
.panel p,
.faq-item p {
  color: var(--muted);
  line-height: 1.85;
}

.split-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.checklist,
.steps {
  margin: 0;
  padding-left: 1.1rem;
  line-height: 1.9;
  color: var(--muted);
}

.terminal {
  padding: 0;
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
}

.terminal-bar span {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.2);
}

.terminal pre {
  margin: 0;
  padding: 22px;
  overflow: auto;
  color: #cffafe;
}

.terminal-note {
  padding: 0 22px 22px;
}

.docs-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 22px;
  padding: 20px 0 40px;
}

.sidebar {
  padding: 20px;
  position: sticky;
  top: 96px;
  height: fit-content;
}

.sidebar-title {
  margin-bottom: 14px;
  color: var(--text);
}

.sidebar a {
  display: block;
  padding: 10px 0;
  color: var(--muted);
}

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

.doc-content {
  padding-bottom: 48px;
}

.doc-section {
  padding: 18px 0;
}

.stack {
  display: grid;
  gap: 16px;
}

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

.kv-list div {
  display: grid;
  gap: 8px;
}

.faq-list {
  display: grid;
  gap: 18px;
  padding-bottom: 40px;
}

.site-footer {
  padding: 12px 0 40px;
}

.copied-tip {
  position: fixed;
  right: 20px;
  bottom: 20px;
  padding: 12px 16px;
  border-radius: 14px;
  background: rgba(12, 16, 24, 0.94);
  border: 1px solid rgba(145, 243, 255, 0.22);
  color: var(--text);
  box-shadow: var(--shadow);
}

@media (max-width: 980px) {
  .hero,
  .split-layout,
  .docs-layout,
  .card-grid,
  .quick-links,
  .status-overview,
  .status-grid {
    grid-template-columns: 1fr;
  }

  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .sidebar {
    position: static;
  }
}

@media (max-width: 640px) {
  .shell {
    width: min(100% - 20px, 1180px);
  }

  h1 {
    font-size: 2.45rem;
  }

  .hero-copy,
  .status-card,
  .info-card,
  .panel,
  .faq-item,
  .status-hero-card,
  .status-rail-card,
  .service-card,
  .feed-item {
    padding: 20px;
  }

  .status-meta-grid,
  .service-stats {
    grid-template-columns: 1fr;
  }
}