/* ================================================================
   KAIYUN竞猜 /assets/site.css
   Shared style layer — data editorial + football intelligence
   ================================================================ */

/* ---------- Design tokens ---------- */
:root {
  /* Colors */
  --c-bg: #0A0E17;
  --c-panel: #111827;
  --c-panel-deep: #0F172A;
  --c-glow: #1E1B4B;
  --c-accent: #00FF88;
  --c-blue: #00BFFF;
  --c-gold: #FFD700;
  --c-danger: #FF4D4F;
  --c-text: #F9FAFB;
  --c-muted: #9CA3AF;
  --c-line: rgba(255, 255, 255, 0.08);

  /* Gradients */
  --grad-accent: linear-gradient(135deg, #00FF88 0%, #00BFFF 100%);
  --grad-header: linear-gradient(180deg, #0F172A 0%, #1E1B4B 100%);

  /* Typography */
  --font-display: 'Rajdhani', 'Orbitron', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;

  /* Metrics */
  --container-w: 1200px;
  --radius: 12px;
  --radius-sm: 6px;
  --tr: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);

  /* Z scale */
  --z-skip: 2000;
  --z-header: 100;
  --z-progress: 110;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--c-bg);
  color: var(--c-text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

input, button, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
}

ul, ol {
  list-style: none;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }

main {
  display: block;
}

:focus-visible {
  outline: 2px solid var(--c-blue);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection {
  background: var(--c-accent);
  color: var(--c-bg);
}

/* ---------- Layout utilities ---------- */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 1rem;
}

@media (min-width: 768px) {
  .container {
    padding-inline: 2rem;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Page aura ---------- */
.page-aura {
  position: relative;
  overflow: hidden;
}

.page-aura::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: min(60rem, 100%);
  height: 26rem;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(0, 191, 255, 0.07), transparent);
  pointer-events: none;
  z-index: 0;
}

/* ---------- Section scaffold ---------- */
.section {
  position: relative;
  padding-block: 4rem;
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--c-line);
  flex-wrap: wrap;
}

.section-num {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1;
  background: var(--grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--c-text);
}

.section-desc {
  margin-top: 0.35rem;
  color: var(--c-muted);
  font-size: 0.9375rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.375rem;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: box-shadow var(--tr), transform var(--tr), background-color var(--tr), border-color var(--tr);
}

.btn-primary {
  background: var(--grad-accent);
  color: var(--c-bg);
  box-shadow: 0 2px 16px rgba(0, 255, 136, 0.16);
}

.btn-primary:hover {
  box-shadow: 0 4px 24px rgba(0, 255, 136, 0.28), 0 0 0 1px rgba(0, 191, 255, 0.25);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 12px rgba(0, 255, 136, 0.2);
}

.btn-ghost {
  background: rgba(0, 191, 255, 0.08);
  border-color: rgba(0, 191, 255, 0.35);
  color: var(--c-blue);
}

.btn-ghost:hover {
  background: rgba(0, 191, 255, 0.15);
  border-color: var(--c-blue);
  transform: translateY(-1px);
}

/* ---------- Panels ---------- */
.panel {
  position: relative;
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--tr), transform var(--tr), box-shadow var(--tr);
}

.panel:hover {
  border-color: rgba(0, 255, 136, 0.35);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(0, 255, 136, 0.08);
}

.panel--glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--grad-accent);
  opacity: 0.6;
  z-index: 1;
}

.panel-header {
  display: flex;
  align-items: baseline;
  gap: 0.875rem;
  padding: 1.5rem 1.5rem 0;
}

.panel-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  background: var(--grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0.8;
}

.panel-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--c-text);
}

.panel-body {
  padding: 1rem 1.5rem 1.5rem;
  color: var(--c-muted);
  font-size: 0.9375rem;
}

/* ---------- Data cards ---------- */
.data-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.data-card {
  background: var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 1.25rem;
  transition: border-color var(--tr), transform var(--tr), box-shadow var(--tr);
}

.data-card:hover {
  border-color: rgba(0, 255, 136, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

.data-card-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.data-card-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  background: var(--grad-accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-top: 0.375rem;
}

/* ---------- Data table ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  color: var(--c-text);
}

.data-table th {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-align: left;
  color: var(--c-muted);
  padding: 0.75rem;
  border-bottom: 1px solid var(--c-line);
}

.data-table td {
  padding: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.data-table tbody tr {
  transition: background-color var(--tr);
}

.data-table tbody tr:hover {
  background: rgba(0, 255, 136, 0.03);
}

/* ---------- Tags ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(0, 255, 136, 0.1);
  color: var(--c-accent);
  border: 1px solid rgba(0, 255, 136, 0.2);
  line-height: 1.4;
}

.tag--blue {
  background: rgba(0, 191, 255, 0.1);
  color: var(--c-blue);
  border-color: rgba(0, 191, 255, 0.2);
}

.tag--gold {
  background: rgba(255, 215, 0, 0.08);
  color: var(--c-gold);
  border-color: rgba(255, 215, 0, 0.2);
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  padding-block: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb li + li::before {
  content: '/';
  margin-right: 0.5rem;
  color: rgba(255, 255, 255, 0.2);
}

.breadcrumb a {
  color: var(--c-muted);
  text-decoration: none;
  transition: color var(--tr);
}

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

.breadcrumb [aria-current='page'] {
  color: var(--c-text);
}

/* ---------- Image container scaffold ---------- */
.image-container {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(0, 255, 136, 0.05) 0%, transparent 40%),
    linear-gradient(315deg, rgba(0, 191, 255, 0.06) 0%, transparent 40%),
    var(--c-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
}

.image-container::before {
  content: attr(data-label);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.375rem 0.75rem;
  border-radius: 999px;
}

/* ---------- Skip link ---------- */
.skip-link {
  position: fixed;
  top: -4rem;
  left: 1rem;
  z-index: var(--z-skip);
  padding: 0.75rem 1.25rem;
  background: var(--c-accent);
  color: var(--c-bg);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: top var(--tr);
}

.skip-link:focus {
  top: 1rem;
}

/* ---------- Scroll progress ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-progress);
  width: 0%;
  height: 2px;
  background: var(--grad-accent);
  box-shadow: 0 0 12px rgba(0, 255, 136, 0.4);
  pointer-events: none;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: var(--grad-header);
  border-bottom: 1px solid rgba(0, 255, 136, 0.12);
}

/* Topbar */
.header-topbar {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(10, 14, 23, 0.55);
}

.header-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 2rem;
  padding-block: 0.25rem;
  gap: 1rem;
}

.header-tagline {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-shrink: 0;
}

.header-live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.35);
  animation: live-pulse 2s ease-out infinite;
}

@keyframes live-pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.35);
  }
  50% {
    box-shadow: 0 0 0 4px rgba(0, 255, 136, 0);
  }
}

.header-meta-item {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.45);
  white-space: nowrap;
}

.header-meta-divider {
  color: rgba(0, 255, 136, 0.4);
}

.header-meta-link {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-accent);
  text-decoration: none;
  transition: color var(--tr);
}

.header-meta-link:hover {
  color: var(--c-blue);
}

/* Main row */
.header-main {
  position: relative;
}

.header-main::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  width: min(24rem, 40%);
  background:
    linear-gradient(105deg, transparent, rgba(0, 191, 255, 0.04) 55%, rgba(0, 255, 136, 0.06)),
    repeating-linear-gradient(-45deg, transparent, transparent 16px, rgba(255, 255, 255, 0.012) 16px, rgba(255, 255, 255, 0.012) 17px);
  pointer-events: none;
}

.header-main::after {
  content: 'KAIYUN DATABASE';
  position: absolute;
  top: 50%;
  right: 1.5rem;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 6vw, 4rem);
  letter-spacing: 0.06em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.03);
  pointer-events: none;
  white-space: nowrap;
  z-index: 0;
}

.header-main-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1rem;
}

/* Brand */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  background: var(--grad-accent);
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--c-bg);
  line-height: 1;
  box-shadow: 0 0 16px rgba(0, 255, 136, 0.2);
}

.brand-mark::after {
  content: '';
  position: absolute;
  top: -2px;
  right: -2px;
  width: 10px;
  height: 10px;
  border-top: 2px solid var(--c-gold);
  border-right: 2px solid var(--c-gold);
  border-radius: 0 4px 0 0;
  opacity: 0.55;
  pointer-events: none;
}

.brand-text {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-text);
  line-height: 1;
  text-transform: uppercase;
}

.brand-text em {
  font-style: normal;
  font-family: var(--font-body);
  font-weight: 700;
  color: var(--c-accent);
  margin-left: 0.25rem;
  letter-spacing: 0.08em;
}

/* Footer variant of brand */
.brand-footer .brand-mark {
  width: 2.25rem;
  height: 2.25rem;
  font-size: 1.125rem;
}

.brand-footer .brand-text {
  font-size: 1.25rem;
}

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

/* Search */
.header-search {
  position: relative;
  display: flex;
  align-items: center;
  width: clamp(11rem, 18vw, 18rem);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--c-line);
  border-radius: 999px;
  padding: 0.375rem 0.875rem;
  transition: border-color var(--tr), box-shadow var(--tr);
}

.header-search:focus-within {
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.08);
}

.search-icon {
  position: relative;
  width: 0.875rem;
  height: 0.875rem;
  border: 1.5px solid var(--c-muted);
  border-radius: 50%;
  flex-shrink: 0;
}

.search-icon::after {
  content: '';
  position: absolute;
  right: -0.21875rem;
  bottom: -0.21875rem;
  width: 0.4375rem;
  height: 1.5px;
  background: var(--c-muted);
  transform: rotate(45deg);
  border-radius: 1px;
}

.search-input {
  width: 100%;
  padding: 0.25rem 0.375rem;
  background: transparent;
  border: none;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--c-text);
}

.search-input::placeholder {
  color: var(--c-muted);
  opacity: 0.75;
}

.search-input:focus {
  outline: none;
}

.search-key {
  font-family: var(--font-display);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.125rem 0.375rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 4px;
  color: var(--c-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* Nav toggle */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0.5rem;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: rgba(255, 255, 255, 0.04);
  transition: border-color var(--tr), background-color var(--tr);
}

.nav-toggle:hover {
  border-color: var(--c-accent);
  background: rgba(0, 255, 136, 0.06);
}

.nav-toggle-line {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--c-text);
  transition: transform var(--tr), opacity var(--tr), background-color var(--tr);
}

[data-nav-toggle][aria-expanded='true'] .nav-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background: var(--c-accent);
}

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

[data-nav-toggle][aria-expanded='true'] .nav-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background: var(--c-accent);
}

/* Navigation */
.site-nav {
  display: none;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(10, 14, 23, 0.6);
}

.site-nav-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-index {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.3);
  text-transform: uppercase;
  border-right: 1px solid var(--c-line);
  padding-right: 1rem;
  white-space: nowrap;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.125rem;
  padding-block: 0.25rem;
}

.nav-item {
  margin: 0;
  padding: 0;
}

.nav-link {
  position: relative;
  display: block;
  padding: 0.625rem 1.125rem;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--tr), background-color var(--tr);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 2px;
  height: 2px;
  background: var(--grad-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--tr);
  border-radius: 2px;
  opacity: 0.8;
}

.nav-link:hover {
  color: var(--c-text);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link:hover::after {
  transform: scaleX(1);
}

.nav-link[aria-current='page'] {
  color: var(--c-accent);
}

.nav-link[aria-current='page']::after {
  transform: scaleX(1);
}

/* Mobile nav open state */
[data-nav][data-open] {
  display: block;
}

[data-nav][data-open] .site-nav-inner {
  flex-direction: column;
  align-items: stretch;
  gap: 0;
  padding-block: 0.75rem;
}

[data-nav][data-open] .nav-index {
  display: none;
}

[data-nav][data-open] .nav-list {
  flex-direction: column;
  align-items: stretch;
  gap: 0;
}

[data-nav][data-open] .nav-link {
  padding: 0.875rem 1rem;
  border-radius: var(--radius-sm);
}

[data-nav][data-open] .nav-link::after {
  content: none;
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  background: #070B12;
  border-top: 1px solid rgba(0, 255, 136, 0.12);
}

.site-footer::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--c-gold) 5%, var(--c-accent) 30%, var(--c-blue) 70%, transparent 100%);
  opacity: 0.45;
  pointer-events: none;
}

.footer-top {
  display: grid;
  gap: 2.25rem;
  padding-block: 3rem 2.25rem;
}

.footer-brand-block {
  max-width: 26rem;
}

.footer-tagline {
  margin-top: 1rem;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
}

.footer-note {
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--c-muted);
}

.footer-col-title {
  position: relative;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text);
  padding-bottom: 0.75rem;
  margin-bottom: 0.875rem;
  border-bottom: 1px solid var(--c-line);
}

.footer-col-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 2.5rem;
  height: 2px;
  background: var(--grad-accent);
}

.footer-link-list {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.footer-link {
  display: inline-block;
  font-size: 0.875rem;
  color: var(--c-muted);
  text-decoration: none;
  padding-block: 0.125rem;
  transition: color var(--tr), transform var(--tr);
}

.footer-link:hover {
  color: var(--c-accent);
  transform: translateX(3px);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.footer-contact-label {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
}

.footer-contact-value {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--c-muted);
  line-height: 1.55;
}

.footer-bottom {
  border-top: 1px solid var(--c-line);
  padding-block: 1rem;
}

.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  font-size: 0.8125rem;
  color: var(--c-muted);
}

.footer-copyright {
  font-family: var(--font-body);
  font-size: 0.8125rem;
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.footer-legal-link {
  color: var(--c-muted);
  text-decoration: none;
  transition: color var(--tr);
}

.footer-legal-link:hover {
  color: var(--c-blue);
}

.footer-legal-divider {
  color: rgba(255, 255, 255, 0.2);
  margin-inline: 0.25rem;
}

.footer-icp {
  font-family: var(--font-display);
  letter-spacing: 0.04em;
}

/* ---------- Responsive ---------- */
@media (max-width: 480px) {
  .brand-mark {
    width: 2.25rem;
    height: 2.25rem;
    font-size: 1.125rem;
  }

  .brand-text {
    font-size: 1.125rem;
  }

  .btn {
    padding: 0.5rem 0.875rem;
    font-size: 0.8125rem;
  }

  .header-actions {
    gap: 0.5rem;
  }
}

@media (max-width: 767px) {
  .header-topbar-inner {
    justify-content: center;
  }

  .header-meta {
    display: none;
  }

  .header-main::after {
    display: none;
  }

  .header-search {
    display: none;
  }

  .section {
    padding-block: 2.5rem;
  }

  .footer-bottom-inner {
    justify-content: center;
    text-align: center;
  }
}

@media (min-width: 640px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 768px) {
  .footer-bottom-inner {
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .site-nav {
    display: block;
  }

  .nav-toggle {
    display: none;
  }

  .footer-top {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
  }
}

/* ---------- Reduced motion ---------- */
@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;
    scroll-behavior: auto !important;
  }

  .scroll-progress {
    display: none;
  }

  .header-live-dot {
    animation: none;
  }
}