:root {
  --c-bg: #0A0E1A;
  --c-panel: #161C2B;
  --c-accent: #00D4FF;
  --c-accent2: #9B5CFF;
  --c-gold: #F5C518;
  --c-text: #F7F3E8;
  --c-text-dim: #A6B0C3;
  --c-success: #22D3A5;
  --c-error: #FF5C5C;
  --c-border: rgba(255, 255, 255, 0.12);
  --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-display: 'Alibaba PuHuiTi', 'Source Han Sans CN', 'HarmonyOS Sans SC', sans-serif;
  --font-mono: 'JetBrains Mono', 'Roboto Mono', monospace;
  --content-max: 1280px;
  --radius: 12px;
  --transition: 0.3s ease;
  --z-header: 100;
  --z-nav: 200;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: var(--c-accent);
  text-decoration: none;
  transition: color 0.2s ease;
}
a:hover {
  color: var(--c-accent2);
}
ul, ol {
  list-style: none;
}
button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--c-text);
}
p {
  color: var(--c-text);
}
code, pre, kbd {
  font-family: var(--font-mono);
}
:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: 2px;
}
::selection {
  background: rgba(0, 212, 255, 0.25);
  color: var(--c-text);
}
.container {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: 24px;
}
.section {
  padding-block: 64px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: calc(var(--z-header) + 10);
  padding: 10px 20px;
  background: var(--c-accent);
  color: var(--c-bg);
  border-radius: 0 0 8px 8px;
  font-weight: 600;
  font-size: 14px;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 0;
}
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent2));
  z-index: calc(var(--z-header) + 20);
  border-radius: 0 2px 2px 0;
  pointer-events: none;
  transition: width 0.08s linear;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(10, 14, 26, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--c-border);
}
.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 28px;
  max-width: var(--content-max);
  margin-inline: auto;
  min-height: 64px;
}
.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.site-brand__mark {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.site-brand__name {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: 0.02em;
}
.site-brand__sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-text-dim);
  border-left: 1px solid var(--c-border);
  padding-left: 10px;
  margin-left: 2px;
}
.site-header__version {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-gold);
  background: rgba(245, 197, 24, 0.08);
  border: 1px solid rgba(245, 197, 24, 0.2);
  border-radius: 20px;
  padding: 4px 14px;
}
.site-header__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-success);
  box-shadow: 0 0 8px rgba(34, 211, 165, 0.6);
}
.floating-nav {
  position: fixed;
  right: 32px;
  bottom: 32px;
  z-index: var(--z-nav);
}
.floating-nav__trigger {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent2));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(0, 212, 255, 0.3);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  position: relative;
}
.floating-nav__trigger:hover {
  box-shadow: 0 6px 32px rgba(155, 92, 255, 0.4);
  transform: scale(1.05);
}
.floating-nav__icon {
  position: relative;
  width: 18px;
  height: 2px;
  background: var(--c-bg);
  border-radius: 2px;
  transition: background 0.2s ease;
}
.floating-nav__icon::before,
.floating-nav__icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--c-bg);
  border-radius: 2px;
  transition: transform 0.3s ease, top 0.3s ease;
}
.floating-nav__icon::before {
  top: -6px;
}
.floating-nav__icon::after {
  top: 6px;
}
.floating-nav.is-open .floating-nav__icon {
  background: transparent;
}
.floating-nav.is-open .floating-nav__icon::before {
  transform: rotate(45deg);
  top: 0;
}
.floating-nav.is-open .floating-nav__icon::after {
  transform: rotate(-45deg);
  top: 0;
}
.floating-nav__panel {
  position: absolute;
  right: 0;
  bottom: 72px;
  width: 320px;
  background: rgba(22, 28, 43, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--c-border);
  border-radius: 16px;
  overflow: hidden;
  opacity: 0;
  transform: translateY(16px) scale(0.96);
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.2, 0.9, 0.3, 1.2), visibility 0.3s;
}
.floating-nav__panel[data-open="true"] {
  opacity: 1;
  transform: translateY(0) scale(1);
  visibility: visible;
  pointer-events: auto;
}
.floating-nav__note {
  padding: 20px 24px;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.12), rgba(155, 92, 255, 0.12));
  border-bottom: 1px solid var(--c-border);
}
.floating-nav__note-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-gold);
}
.floating-nav__slogan {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--c-text);
  margin-top: 6px;
  line-height: 1.5;
}
.floating-nav__links {
  padding: 12px;
  display: grid;
  gap: 2px;
}
.floating-nav__links a {
  display: block;
  padding: 10px 14px;
  color: var(--c-text);
  font-size: 15px;
  border-radius: 6px;
  transition: background 0.2s ease, color 0.2s ease;
}
.floating-nav__links a:hover {
  background: rgba(0, 212, 255, 0.1);
  color: var(--c-accent);
}
.floating-nav__links a[aria-current="page"] {
  color: var(--c-accent);
  background: rgba(0, 212, 255, 0.08);
  font-weight: 600;
}
.site-footer {
  position: relative;
  background: linear-gradient(180deg, rgba(10, 14, 26, 1), rgba(22, 28, 43, 0.85));
  border-top: 1px solid var(--c-border);
  padding-top: 56px;
  overflow: hidden;
}
.site-footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(90deg, transparent 0, transparent 47px, rgba(245, 197, 24, 0.02) 47px, rgba(245, 197, 24, 0.02) 48px);
  pointer-events: none;
}
.site-footer__grid {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: 24px;
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr 1.2fr;
  gap: 48px;
  position: relative;
  z-index: 1;
  padding-bottom: 48px;
}
.site-brand--footer {
  margin-bottom: 14px;
}
.site-brand__mark--footer {
  font-size: 30px;
}
.site-brand__name--footer {
  font-size: 24px;
}
.site-footer__desc {
  font-size: 14px;
  color: var(--c-text-dim);
  line-height: 1.8;
  margin-bottom: 12px;
}
.site-footer__trust {
  font-size: 12px;
  color: rgba(166, 176, 195, 0.7);
  border-left: 3px solid var(--c-gold);
  padding-left: 10px;
  line-height: 1.6;
}
.site-footer__heading {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text);
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}
.site-footer__heading::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent2));
}
.site-footer__links {
  display: grid;
  gap: 8px;
}
.site-footer__links a {
  color: var(--c-text-dim);
  font-size: 14px;
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.site-footer__links a:hover {
  color: var(--c-accent);
  padding-left: 4px;
}
.site-footer__meta {
  display: grid;
  gap: 10px;
}
.site-footer__meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.site-footer__meta-label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(166, 176, 195, 0.6);
}
.site-footer__meta-value {
  font-size: 14px;
  color: var(--c-text);
}
.site-footer__bottom {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--c-border);
  max-width: var(--content-max);
  margin-inline: auto;
  padding: 20px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: var(--c-text-dim);
}
.site-footer__service {
  width: 100%;
  text-align: center;
  font-size: 12px;
  color: rgba(166, 176, 195, 0.65);
}
.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}
.card {
  position: relative;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--c-panel);
  border: 1px solid var(--c-border);
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}
.card:hover {
  border-color: rgba(0, 212, 255, 0.35);
  box-shadow: 0 8px 32px rgba(0, 212, 255, 0.08);
  transform: translateY(-2px);
}
.card--glass {
  background: rgba(22, 28, 43, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.card--solid {
  background: var(--c-panel);
}
.card--skew {
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
  line-height: 1.4;
}
.btn--primary {
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent2));
  color: var(--c-bg);
  box-shadow: 0 4px 16px rgba(0, 212, 255, 0.2);
}
.btn--primary:hover {
  box-shadow: 0 6px 24px rgba(155, 92, 255, 0.3);
  transform: translateY(-1px);
  color: var(--c-bg);
}
.btn--ghost {
  background: transparent;
  border-color: var(--c-border);
  color: var(--c-text);
}
.btn--ghost:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
}
.btn--gold {
  background: linear-gradient(90deg, #F5C518, #F0A500);
  color: #1A1A1A;
  box-shadow: 0 4px 16px rgba(245, 197, 24, 0.2);
}
.btn--gold:hover {
  box-shadow: 0 6px 24px rgba(245, 197, 24, 0.3);
  transform: translateY(-1px);
  color: #1A1A1A;
}
.tag {
  display: inline-block;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  border-radius: 4px;
  background: rgba(0, 212, 255, 0.1);
  color: var(--c-accent);
  border: 1px solid rgba(0, 212, 255, 0.2);
}
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: 13px;
  border-radius: 20px;
}
.status-badge::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}
.status-badge--success {
  background: rgba(34, 211, 165, 0.12);
  color: var(--c-success);
}
.status-badge--error {
  background: rgba(255, 92, 92, 0.12);
  color: var(--c-error);
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 12px 0;
  font-size: 14px;
  color: var(--c-text-dim);
}
.breadcrumb a {
  color: var(--c-accent);
  text-decoration: none;
}
.breadcrumb a:hover {
  text-decoration: underline;
}
.breadcrumb__sep {
  color: var(--c-text-dim);
  opacity: 0.6;
}
.breadcrumb__current {
  color: var(--c-text);
}
.image-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--c-panel);
}
.image-container::before {
  content: '';
  display: block;
  padding-bottom: 56.25%;
}
.image-container__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.06), rgba(155, 92, 255, 0.06));
  color: var(--c-text-dim);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
}
@media (max-width: 1200px) {
  .bento-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}
@media (max-width: 768px) {
  body {
    font-size: 15px;
  }
  .site-header__bar {
    padding: 10px 20px;
    min-height: 56px;
  }
  .site-brand__sub {
    display: none;
  }
  .site-header__version {
    font-size: 12px;
    padding: 3px 10px;
  }
  .floating-nav {
    right: 20px;
    bottom: 20px;
  }
  .floating-nav__panel {
    width: 280px;
  }
  .floating-nav__trigger {
    width: 48px;
    height: 48px;
  }
  .site-footer {
    padding-top: 40px;
  }
  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 32px;
  }
  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 20px;
    gap: 8px;
  }
  .container {
    padding-inline: 20px;
  }
  .section {
    padding-block: 40px;
  }
  .grid {
    grid-template-columns: repeat(6, 1fr);
  }
}
@media (max-width: 520px) {
  .grid {
    grid-template-columns: 1fr;
  }
  .bento-grid {
    grid-template-columns: 1fr;
  }
  .floating-nav__panel {
    width: calc(100vw - 40px);
    max-width: 320px;
  }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .floating-nav__panel {
    transition: none;
  }
  .scroll-progress {
    transition: none;
  }
}