:root {
  --bg-deep: #0B1B3D;
  --bg-transition: #142B5C;
  --accent-red: #E63946;
  --accent-amber: #F4A261;
  --text-light: #F1F5F9;
  --text-muted: #A0B3D9;
  --data-green: #2A9D8F;
  --glow-white: #E0E7FF;
  --font-head: "Oswald", "Impact", "Arial Narrow", "Helvetica Neue", sans-serif;
  --font-body: "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", "Consolas", "Liberation Mono", monospace;
  --header-h: 64px;
  --header-h-mobile: 56px;
  --container-w: 1280px;
  --section-space: 96px;
  --radius: 3px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.3s;
  --dur-slow: 0.65s;
  --shadow-card: 0 18px 44px rgba(2, 8, 23, 0.45);
  --shadow-float: 0 26px 56px rgba(2, 8, 23, 0.60);
  --glow-red: 0 0 22px rgba(230, 57, 70, 0.30);
  --glow-amber: 0 0 22px rgba(244, 162, 97, 0.28);
  --glow-green: 0 0 16px rgba(42, 157, 143, 0.35);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  background-color: var(--bg-deep);
  color: var(--text-light);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 65% 40% at 88% -4%, rgba(230, 57, 70, 0.14), transparent 55%),
    radial-gradient(ellipse 50% 35% at -6% 102%, rgba(244, 162, 97, 0.09), transparent 55%),
    radial-gradient(ellipse 40% 30% at 50% 110%, rgba(42, 157, 143, 0.06), transparent 60%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    112deg,
    transparent 0px,
    transparent 14px,
    rgba(224, 231, 255, 0.02) 14px,
    rgba(224, 231, 255, 0.02) 15px,
    transparent 15px,
    transparent 32px
  );
}

main {
  display: block;
}

img, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.5px;
  color: var(--text-light);
}

p {
  margin-bottom: 1em;
}

strong {
  font-weight: 700;
  color: var(--accent-amber);
}

::selection {
  background: rgba(230, 57, 70, 0.8);
  color: var(--text-light);
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-deep);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-transition);
  border: 2px solid var(--bg-deep);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-red);
}

#main-content {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

#main-content:focus {
  outline: none;
}

.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;
}

.text-red { color: var(--accent-red); }
.text-amber { color: var(--accent-amber); }
.text-green { color: var(--data-green); }
.text-muted { color: var(--text-muted); }
.mono { font-family: var(--font-mono); }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 32px;
}

.section {
  padding-block: 72px;
}

.grid {
  display: grid;
  gap: 32px;
}

.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-gap-sm { gap: 16px; }
.grid-gap-lg { gap: 48px; }

.section-head {
  display: flex;
  align-items: stretch;
  gap: 20px;
  margin-bottom: 40px;
  padding-left: 18px;
  border-left: 3px solid var(--accent-red);
  position: relative;
}

.section-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-amber);
  margin-bottom: 6px;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  line-height: 1.05;
  color: var(--text-light);
  transform: skewX(-4deg);
  margin: 0;
}

.section-note {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--text-muted);
  text-transform: uppercase;
  border-right: 1px solid rgba(160, 179, 217, 0.25);
  padding-right: 8px;
  align-self: stretch;
  display: flex;
  align-items: center;
  white-space: nowrap;
}

.rule-accent {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 40px 0;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
}

.rule-accent::before {
  content: "";
  display: block;
  width: 36px;
  height: 2px;
  background: var(--accent-red);
  transform: skewX(-20deg);
  flex-shrink: 0;
}

.rule-accent::after {
  content: "";
  display: block;
  height: 1px;
  flex: 1;
  background: rgba(160, 179, 217, 0.18);
}

.note-vertical {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--text-muted);
  text-transform: uppercase;
  white-space: nowrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur), color var(--dur), background var(--dur);
}

.btn::after {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.20), transparent);
  transform: skewX(-20deg);
  transition: left 0.5s ease;
}

.btn:hover::after,
.btn:focus-visible::after {
  left: 130%;
}

.btn-primary {
  background: var(--accent-red);
  color: #fff;
  box-shadow: var(--glow-red);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(230, 57, 70, 0.5);
}

.btn-ghost {
  background: transparent;
  color: var(--text-light);
  border-color: rgba(160, 179, 217, 0.4);
}

.btn-ghost:hover {
  border-color: var(--accent-amber);
  color: var(--accent-amber);
  transform: translateY(-2px);
}

.card {
  background: linear-gradient(160deg, rgba(20, 43, 92, 0.65), rgba(11, 27, 61, 0.9));
  border: 1px solid rgba(160, 179, 217, 0.14);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out), border-color var(--dur);
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-amber));
  opacity: 0;
  transition: opacity var(--dur);
}

.card:hover {
  transform: translateY(-4px) rotate(0.5deg);
  box-shadow: var(--shadow-card);
  border-color: rgba(230, 57, 70, 0.4);
}

.card:hover::before {
  opacity: 1;
}

.card-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 1px;
  line-height: 1.3;
  color: var(--text-light);
  margin-bottom: 10px;
}

.card-title a:hover {
  color: var(--accent-amber);
}

.card-text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.5px;
  padding: 3px 10px;
  border: 1px solid rgba(244, 162, 97, 0.4);
  color: var(--accent-amber);
  border-radius: 2px;
  white-space: nowrap;
}

.tag-red {
  background: var(--accent-red);
  border-color: var(--accent-red);
  color: #fff;
  box-shadow: var(--glow-red);
}

.tag-green {
  background: rgba(42, 157, 143, 0.14);
  border-color: var(--data-green);
  color: var(--data-green);
}

.tag-light {
  background: rgba(224, 231, 255, 0.10);
  border-color: rgba(224, 231, 255, 0.30);
  color: var(--glow-white);
}

.data-block {
  font-family: var(--font-mono);
  background: rgba(11, 27, 61, 0.6);
  border: 1px solid rgba(42, 157, 143, 0.25);
  padding: 16px 20px;
  border-radius: var(--radius);
}

.data-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 8px 0;
  border-bottom: 1px dashed rgba(160, 179, 217, 0.12);
}

.data-row:last-child {
  border-bottom: 0;
}

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

.data-value {
  color: var(--data-green);
  font-size: 16px;
  font-weight: 500;
}

.index-list {
  display: grid;
  gap: 1px;
  background: rgba(160, 179, 217, 0.16);
  border: 1px solid rgba(160, 179, 217, 0.16);
}

.index-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-deep);
  transition: background var(--dur) var(--ease-out);
}

.index-item:hover {
  background: var(--bg-transition);
}

.index-no {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent-amber);
}

.index-title {
  color: var(--text-light);
  font-weight: 600;
  font-size: 15px;
}

.index-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

.scoreboard {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  padding: 14px 22px 14px 26px;
  background: rgba(11, 27, 61, 0.8);
  border: 1px solid rgba(160, 179, 217, 0.22);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  box-shadow: var(--shadow-card);
  position: relative;
}

.scoreboard::before {
  content: "";
  position: absolute;
  left: -1px;
  top: -1px;
  bottom: -1px;
  width: 3px;
  background: var(--accent-amber);
  box-shadow: var(--glow-amber);
}

.scoreboard-team {
  color: var(--text-light);
  font-weight: 600;
  letter-spacing: 1px;
}

.scoreboard-score {
  color: var(--accent-amber);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
}

.scoreboard-versus {
  color: var(--accent-red);
  font-size: 13px;
}

.img-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-transition);
  aspect-ratio: 4 / 3;
  isolation: isolate;
}

.img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}

.img-frame::before,
.img-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.img-frame::before {
  background: linear-gradient(135deg, rgba(230, 57, 70, 0.22), rgba(20, 43, 92, 0.08));
  transition: opacity var(--dur);
}

.img-frame::after {
  background-image: repeating-linear-gradient(
    115deg,
    transparent 0px,
    transparent 20px,
    rgba(225, 231, 255, 0.04) 20px,
    rgba(225, 231, 255, 0.04) 21px,
    transparent 21px,
    transparent 42px
  );
  mix-blend-mode: screen;
  animation: speeddrift 16s linear infinite;
}

.img-frame:hover img {
  transform: scale(1.05);
}

@keyframes speeddrift {
  0% { background-position: 0 0; }
  100% { background-position: 72px 0; }
}

.accordion-item {
  border-bottom: 1px solid rgba(160, 179, 217, 0.16);
}

.accordion-trigger {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  width: 100%;
  padding: 18px 0;
  background: none;
  border: none;
  color: var(--text-light);
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-align: left;
  cursor: pointer;
  transition: color var(--dur);
}

.accordion-trigger:hover {
  color: var(--accent-amber);
}

.accordion-icon {
  width: 16px;
  height: 16px;
  position: relative;
  flex-shrink: 0;
}

.accordion-icon::before,
.accordion-icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
  background: var(--accent-red);
  transition: transform var(--dur) var(--ease-out);
}

.accordion-icon::after {
  transform: rotate(90deg);
}

.accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  transform: rotate(0deg);
}

.accordion-panel {
  display: none;
  padding: 0 0 20px;
  color: var(--text-muted);
  max-width: 680px;
}

.accordion-panel[data-open="true"] {
  display: block;
}

.breadcrumb {
  margin-bottom: 24px;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.breadcrumb-item a {
  color: var(--text-muted);
  transition: color var(--dur);
}

.breadcrumb-item a:hover {
  color: var(--accent-amber);
}

.breadcrumb-item[aria-current="page"] {
  color: var(--text-light);
}

.breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: var(--text-muted);
  margin-right: 8px;
  font-family: var(--font-mono);
}

.page-hero {
  padding: 96px 0 72px;
  position: relative;
}

.page-hero::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-red), var(--accent-amber), transparent);
  opacity: 0.7;
}

.page-hero-inner {
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 32px;
}

.page-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--accent-amber);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.page-hero-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-light);
  transform: skewX(-4deg);
}

.page-hero-title .red {
  color: var(--accent-red);
}

.page-hero-desc {
  margin-top: 20px;
  max-width: 560px;
  color: var(--text-muted);
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}

.js [data-reveal][data-revealed="true"] {
  opacity: 1;
  transform: none;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 120;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-amber) 60%, var(--data-green));
  box-shadow: 0 1px 8px rgba(230, 57, 70, 0.7);
  pointer-events: none;
}

.skip-link {
  position: fixed;
  top: -64px;
  left: 16px;
  z-index: 200;
  background: var(--accent-amber);
  color: var(--bg-deep);
  padding: 10px 22px;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  border-radius: var(--radius);
  transition: top var(--dur) var(--ease-out);
}

.skip-link:focus {
  top: 12px;
  outline: none;
  box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.5), var(--glow-amber);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 27, 61, 0.90);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(160, 179, 217, 0.16);
}

.header-inner {
  max-width: var(--container-w);
  height: var(--header-h);
  margin-inline: auto;
  padding-inline: 32px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent-red) 0%, #ff5d66 100%);
  color: var(--accent-amber);
  border-radius: var(--radius);
  box-shadow: 0 0 0 1px rgba(244, 162, 97, 0.35), var(--glow-red);
  transform: rotate(-3deg);
  transition: transform var(--dur), box-shadow var(--dur);
}

.brand:hover .brand-mark {
  transform: rotate(-3deg) scale(1.06);
  box-shadow: 0 0 30px rgba(230, 57, 70, 0.5);
}

.brand-mark svg {
  width: 18px;
  height: 22px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
  gap: 3px;
}

.brand-name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 4px;
  color: var(--text-light);
  line-height: 1;
}

.brand-en {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 10px 12px;
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 1px;
  line-height: 1;
  color: var(--text-muted);
  border-radius: 2px;
  position: relative;
  transition: color var(--dur), background var(--dur), box-shadow var(--dur);
}

.nav-index {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--accent-amber);
  opacity: 0.75;
  transition: opacity var(--dur);
}

.nav-label {
  display: inline-block;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--text-light);
  background: rgba(230, 57, 70, 0.12);
}

.nav-link:hover .nav-index,
.nav-link:focus-visible .nav-index {
  opacity: 1;
}

.nav-link[aria-current="page"] {
  color: var(--text-light);
  background: rgba(230, 57, 70, 0.10);
}

.nav-link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 3px;
  height: 2px;
  background: var(--accent-red);
  box-shadow: var(--glow-red);
  transform: skewX(-18deg);
}

.header-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px 4px 9px;
  border: 1px solid rgba(160, 179, 217, 0.22);
  background: rgba(20, 43, 92, 0.5);
  border-radius: 20px;
  flex-shrink: 0;
  cursor: default;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--data-green);
  box-shadow: var(--glow-green);
  animation: pulse 2.4s infinite;
}

.status-text {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  white-space: nowrap;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.45;
    transform: scale(0.8);
  }
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: rgba(20, 43, 92, 0.6);
  border: 1px solid rgba(160, 179, 217, 0.24);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--dur), border-color var(--dur);
  flex-shrink: 0;
}

.nav-toggle:hover {
  border-color: var(--accent-amber);
}

.toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-light);
  border-radius: 1px;
  transition: transform var(--dur) var(--ease-out), opacity var(--dur);
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-footer {
  background: var(--bg-transition);
  position: relative;
  padding-top: 56px;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-red) 0%, var(--accent-amber) 50%, transparent 100%);
  opacity: 0.9;
}

.footer-inner {
  max-width: var(--container-w);
  margin-inline: auto;
  padding: 0 32px 40px;
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr;
  gap: 56px;
}

.footer-col {
  min-width: 0;
}

.footer-brand .brand-name {
  font-size: 22px;
}

.footer-tagline {
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
  max-width: 380px;
}

.footer-note {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.7;
  margin-top: 8px;
}

.footer-contact {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 16px;
  padding-bottom: 2px;
  color: var(--accent-amber);
  font-family: var(--font-head);
  font-size: 14px;
  letter-spacing: 2px;
  border-bottom: 1px solid var(--accent-amber);
  transition: color var(--dur), border-color var(--dur);
}

.footer-contact:hover {
  color: var(--text-light);
  border-color: var(--text-light);
}

.footer-heading {
  font-family: var(--font-head);
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-light);
  padding-bottom: 12px;
  margin-bottom: 14px;
  position: relative;
  border-bottom: 1px solid rgba(160, 179, 217, 0.15);
}

.footer-heading::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 28px;
  height: 2px;
  background: var(--accent-red);
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 14px;
  transition: color var(--dur), padding-left var(--dur);
}

.footer-links a::before {
  content: "›";
  color: var(--accent-amber);
  margin-right: 6px;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--text-light);
  padding-left: 4px;
}

.footer-icp-text {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}

.footer-address,
.footer-phone {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 8px;
  line-height: 1.6;
}

.footer-address::before,
.footer-phone::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 8px;
  background: var(--accent-amber);
  border-radius: 1px;
}

.footer-bottom {
  border-top: 1px solid rgba(160, 179, 217, 0.12);
  padding: 18px 0;
}

.footer-bottom-inner {
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--text-muted);
}

.footer-copy,
.footer-icp {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

.back-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 90;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  background: var(--accent-red);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity var(--dur), transform var(--dur), visibility var(--dur), background var(--dur), box-shadow var(--dur);
  box-shadow: var(--glow-red);
}

.back-top[data-visible="true"] {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.back-top:hover {
  background: #ff5d66;
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(230, 57, 70, 0.5);
}

.back-top svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent-amber);
  outline-offset: 3px;
}

@media (max-width: 1023.98px) {
  .header-inner {
    padding-inline: 20px;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    display: none;
    background: rgba(11, 27, 61, 0.97);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(160, 179, 217, 0.20);
    box-shadow: var(--shadow-card);
    padding: 12px 20px 20px;
  }

  .site-nav[data-open="true"] {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .nav-link {
    justify-content: flex-start;
    padding: 14px 16px;
    font-size: 17px;
    border-left: 3px solid transparent;
    border-radius: 0;
  }

  .nav-link::after {
    display: none;
  }

  .nav-link[aria-current="page"] {
    border-left-color: var(--accent-red);
    background: rgba(230, 57, 70, 0.12);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .header-status {
    margin-left: auto;
  }

  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767.98px) {
  .container {
    padding-inline: 20px;
  }

  .section {
    padding-block: 48px;
  }

  .page-hero {
    padding: 64px 0 48px;
  }

  .page-hero-inner {
    padding-inline: 20px;
  }

  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: minmax(0, 1fr);
  }

  .index-item {
    grid-template-columns: 56px 1fr;
  }

  .index-meta {
    grid-column: 2;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-inline: 20px;
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
    padding-inline: 20px;
  }

  .back-top {
    right: 20px;
    bottom: 20px;
  }
}

@media (max-width: 480px) {
  .status-text {
    display: none;
  }

  .header-status {
    border-color: transparent;
    background: transparent;
    padding: 0;
  }
}

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

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  .js [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .status-dot {
    animation: none;
  }

  .img-frame::after {
    animation: none;
  }

  .back-top {
    box-shadow: none;
  }
}