/* ========== RESET & BASE ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

img,
svg,
canvas {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

ul,
ol {
  list-style: none;
}

button {
  font: inherit;
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 4px;
  border-radius: 2px;
}

.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;
}

/* ========== CSS VARIABLES ========== */
:root {
  --bg-primary: #0D1F1C;
  --bg-secondary: #132A25;
  --accent-gold: #F2C14E;
  --accent-green: #2E8B57;
  --text-primary: #F5F5EF;
  --text-secondary: #A8B8B0;
  --data-line: #4DD0A8;
  --danger-alert: #FF6B6B;
  --border-subtle: #2A3F3A;
  --shadow-gold: rgba(242, 193, 78, 0.35);

  --font-heading: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-data: 'Roboto Mono', 'Courier New', monospace;

  --container-lg: 72rem;
  --container-sm: 48rem;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 6rem;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --header-h: 4.5rem;
  --track-w: 6rem;
  --transition: 200ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --z-header: 100;
  --z-progress: 1000;
  --z-modal: 200;
}

/* ========== TYPOGRAPHY ========== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
}
h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
}
h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
}

p {
  max-width: 70ch;
}

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

/* ========== CONTAINER ========== */
.container {
  width: min(100% - 2rem, var(--container-lg));
  margin-inline: auto;
}

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

@media (min-width: 60rem) {
  .container {
    width: min(100% - 4rem, var(--container-lg));
  }
  .container--sm {
    width: min(100% - 4rem, var(--container-sm));
  }
}

/* ========== SKIP LINK ========== */
.skip-link {
  position: absolute;
  top: -4rem;
  left: 1rem;
  z-index: 1200;
  background-color: var(--accent-gold);
  color: var(--bg-primary);
  padding: 0.75rem 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: top 200ms ease;
}

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

/* ========== PROGRESS TRACK ========== */
.progress-track {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background: rgba(255, 255, 255, 0.06);
  z-index: var(--z-progress);
  pointer-events: none;
}

.progress-track::before {
  content: '';
  display: block;
  width: var(--progress, 0%);
  height: 100%;
  background: linear-gradient(90deg, var(--accent-gold) 0%, var(--data-line) 80%);
  box-shadow: 0 0 12px var(--shadow-gold);
  transition: width 120ms linear;
}

.progress-track.is-hidden {
  display: none;
}

/* ========== HEADER ========== */
.site-header {
  position: relative;
  z-index: var(--z-header);
}

/* Desktop track */
.header-track {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  position: fixed;
  top: 0;
  left: 0;
  width: var(--track-w);
  height: 100vh;
  padding: var(--space-3) 0;
  background: linear-gradient(180deg, var(--bg-secondary) 0%, #0F1F19 100%);
  border-right: 1px solid var(--border-subtle);
  z-index: var(--z-header);
}

.brand-mark {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-heading);
  color: var(--accent-gold);
}

.brand-mark__glyph {
  display: grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  border: 2px solid var(--accent-gold);
  transform: rotate(45deg);
  transition: transform 300ms ease, box-shadow 300ms ease;
  font-size: 1.2rem;
  box-shadow: 0 0 0 transparent;
}

.brand-mark:hover .brand-mark__glyph {
  transform: rotate(45deg) scale(1.08);
  box-shadow: 0 0 18px var(--shadow-gold);
}

.brand-mark__sub {
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.header-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  width: 100%;
}

.header-nav__link {
  position: relative;
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  letter-spacing: 0.04em;
  transition: color 150ms ease, transform 150ms ease;
}

.header-nav__link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 3px;
  height: 1.4rem;
  background: var(--accent-gold);
  transition: transform 180ms ease;
}

.header-nav__link:hover {
  color: var(--text-primary);
  transform: translateX(2px);
}

.header-nav__link:hover::before {
  transform: translateY(-50%) scaleY(1);
}

.header-nav__link[aria-current="page"] {
  color: var(--accent-gold);
  font-weight: 600;
}

.header-nav__link[aria-current="page"]::before {
  transform: translateY(-50%) scaleY(1);
}

.header-track__slogan {
  margin-top: auto;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  writing-mode: vertical-rl;
  color: var(--text-secondary);
  opacity: 0.6;
  font-family: var(--font-data);
}

/* Mobile header */
.header-mobile {
  display: none;
}

/* ========== FOOTER ========== */
.site-footer {
  background: linear-gradient(180deg, var(--bg-primary) 0%, #091513 100%);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-6) 0 var(--space-3);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-gold) 0%, transparent 45%, var(--data-line) 100%);
  opacity: 0.5;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.footer-brand {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--accent-gold);
  margin-bottom: var(--space-2);
}

.footer-desc {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-3);
}

.footer-trust {
  font-size: 0.82rem;
  border-left: 2px solid var(--accent-gold);
  padding-left: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.footer-heading {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.5rem;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: var(--text-secondary);
  display: inline-block;
  position: relative;
}

.footer-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--accent-gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 200ms ease;
}

.footer-links a:hover {
  color: var(--accent-gold);
}

.footer-links a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.footer-links a[href="/privacy/"],
.footer-links a[href="/notice/"],
.footer-links a[href="/connect/"] {
  color: var(--text-primary);
}

.footer-contact {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 0.35rem;
}

.footer-contact--note {
  font-size: 0.78rem;
  opacity: 0.8;
  border-top: 1px dashed var(--border-subtle);
  padding-top: 0.4rem;
  margin-top: 0.8rem;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-3);
}

.footer-copy,
.footer-icp {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.footer-icp {
  font-family: var(--font-data);
  letter-spacing: 0.05em;
}

/* ========== BUTTONS ========== */
.btn-primary,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.5rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 0;
  transition: background 200ms ease, border-color 200ms ease, transform 200ms ease, box-shadow 200ms ease;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent-gold);
  color: var(--bg-primary);
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(255,255,255,0.25) 50%, transparent 50%);
  transform: translateX(-100%);
  transition: transform 300ms ease;
}

.btn-primary:hover {
  box-shadow: 0 4px 20px var(--shadow-gold);
  transform: translateY(-2px);
}

.btn-primary:hover::after {
  transform: translateX(100%);
}

.btn-ghost {
  background: transparent;
  color: var(--accent-gold);
  border: 1px solid var(--accent-gold);
}

.btn-ghost:hover {
  background: rgba(242, 193, 78, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(242, 193, 78, 0.15);
}

/* ========== BREADCRUMB ========== */
.breadcrumb-nav {
  padding: 1rem 0 0.5rem;
  font-size: 0.8rem;
}

.breadcrumb-nav ol {
  display: flex;
  gap: 0.25rem;
}

.breadcrumb-nav a,
.breadcrumb-nav span {
  color: var(--text-secondary);
}

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

.breadcrumb-nav li + li::before {
  content: '/';
  margin-right: 0.25rem;
  color: var(--border-subtle);
}

.breadcrumb-nav li[aria-current="page"] span {
  color: var(--accent-gold);
  font-family: var(--font-data);
}

/* ========== THEME FILTER ========== */
.theme-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--space-5);
}

.theme-filter__btn {
  padding: 0.45rem 1rem;
  border: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  font-family: var(--font-data);
  color: var(--text-secondary);
  transition: border-color 200ms ease, color 200ms ease, background 200ms ease;
}

.theme-filter__btn:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

.theme-filter__btn.is-active {
  background: var(--accent-gold);
  color: var(--bg-primary);
  border-color: var(--accent-gold);
  font-weight: 600;
}

.theme-filter__btn[data-filter="all"].is-active {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--text-primary);
}

/* ========== DATA CHIP ========== */
.data-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-data);
  font-size: 1rem;
  padding: 0.2rem 0.5rem;
  background: rgba(0, 0, 0, 0.18);
  border: 1px solid var(--border-subtle);
  border-radius: 0;
  letter-spacing: 0.03em;
}

.data-chip--gold {
  color: var(--accent-gold);
  border-color: rgba(242, 193, 78, 0.4);
}

.data-chip--live {
  color: var(--data-line);
  border-color: rgba(78, 208, 168, 0.35);
}

.data-chip--muted {
  color: var(--text-secondary);
}

.data-chip--danger {
  color: var(--danger-alert);
  border-color: rgba(255, 107, 107, 0.3);
}

/* ========== PANEL BLOCK ========== */
.panel-block {
  background: linear-gradient(145deg, var(--bg-secondary) 0%, #10231D 100%);
  border: 1px solid var(--border-subtle);
  padding: var(--space-4);
  transition: border-color 200ms ease, box-shadow 200ms ease, transform 200ms ease;
  position: relative;
}

.panel-block::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 2px;
  height: 100%;
  background: var(--accent-gold);
  transform: scaleY(0.5);
  transition: transform 200ms ease;
}

.panel-block:hover {
  border-color: rgba(242, 193, 78, 0.45);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  transform: translateY(-2px);
}

.panel-block:hover::before {
  transform: scaleY(1);
}

/* ========== SECTION KICKER ========== */
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-data);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent-gold);
  margin-bottom: var(--space-2);
}

.section-kicker::before {
  content: '';
  width: 2.2rem;
  height: 1px;
  background: var(--accent-gold);
}

/* ========== IMAGE PLACEHOLDER ========== */
.safe-embed {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
}

.safe-embed::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(79, 208, 168, 0.08) 45%, transparent 55%),
  repeating-linear-gradient(90deg, var(--border-subtle) 0px, var(--border-subtle) 1px, transparent 1px, transparent 24px);
  background-size: auto, 100% 100%;
  animation: scanline 6s linear infinite;
}

.safe-embed::after {
  content: attr(data-label);
  position: absolute;
  bottom: 0.6rem;
  left: 0.8rem;
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
  text-transform: uppercase;
  background: rgba(13, 31, 28, 0.85);
  padding: 0.2rem 0.5rem;
  border-left: 2px solid var(--accent-gold);
}

/* ========== DATA DISPLAY ========== */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-data);
  font-size: 0.85rem;
}

.data-table th,
.data-table td {
  padding: 0.6rem 0.8rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.data-table th {
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-gold);
  border-bottom-width: 2px;
  border-bottom-color: rgba(242, 193, 78, 0.4);
}

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* ========== TEAM STANDINGS BAR ========== */
.standings-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border-subtle);
  font-family: var(--font-data);
}

.standings-bar__rank {
  width: 2rem;
  font-weight: 700;
  color: var(--accent-gold);
}

.standings-bar__team {
  flex: 1;
}

.standings-bar__pts {
  color: var(--data-line);
}

.standings-bar__pos {
  display: flex;
  gap: 0.5rem;
  font-size: 0.78rem;
}

/* ========== RESPONSIVE ========== */
@media (min-width: 60rem) {
  .site-header {
    padding-left: var(--track-w);
  }
}

@media (max-width: 59.998rem) {
  .header-track {
    display: none;
  }

  .header-mobile {
    display: block;
    position: sticky;
    top: 0;
    width: 100%;
    background: rgba(13, 31, 28, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-subtle);
    z-index: var(--z-header);
  }

  .header-mobile__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    max-width: var(--container-lg);
    margin-inline: auto;
  }

  .brand-mark--mobile {
    flex-direction: row;
    font-size: 1.2rem;
    gap: 0.5rem;
  }

  .brand-mark--mobile::before {
    content: '▶';
    font-size: 0.9rem;
    color: var(--accent-green);
  }

  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 4px;
    width: 2.4rem;
    height: 2.4rem;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    transition: border-color 200ms ease;
  }

  .nav-toggle__bar {
    width: 1.1rem;
    height: 2px;
    background: var(--accent-gold);
    transition: transform 200ms ease, opacity 200ms ease;
  }

  .nav-toggle[data-open] .nav-toggle__bar:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }

  .nav-toggle[data-open] .nav-toggle__bar:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[data-open] .nav-toggle__bar:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
  }

  .header-nav--mobile {
    display: none;
    flex-direction: column;
    gap: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    max-height: 80vh;
    overflow-y: auto;
  }

  .header-nav--mobile[data-open] {
    display: flex;
  }

  .header-nav--mobile .header-nav__link {
    padding: 0.8rem 1.5rem;
    border-bottom: 1px solid rgba(42, 63, 58, 0.4);
    color: var(--text-primary);
    text-align: left;
  }

  .header-nav--mobile .header-nav__link[aria-current="page"] {
    color: var(--accent-gold);
    border-left: 4px solid var(--accent-gold);
  }

  .header-nav--mobile .header-nav__link::before {
    display: none;
  }

  .header-mobile__slogan {
    font-size: 0.75rem;
    padding: 0.5rem 1.5rem;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 48rem) and (max-width: 72rem) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 72rem) {
  .header-mobile__top {
    max-width: var(--container-lg);
  }
}

/* ========== MOTION ========== */
@media (prefers-reduced-motion: no-preference) {
  .safe-embed::before {
    animation: scanline 6s linear infinite;
  }
}

@keyframes scanline {
  0% {
    background-position: -200% 0, 0 0;
  }
  100% {
    background-position: 300% 0, 0 0;
  }
}

@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;
  }
  .progress-track {
    display: none;
  }
}

/* ========== UTILITIES ========== */
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-7 { margin-top: var(--space-7); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-7 { margin-bottom: var(--space-7); }

.text-center { text-align: center; }
.text-gold { color: var(--accent-gold); }
.text-secondary { color: var(--text-secondary); }
.text-data { font-family: var(--font-data); }
.text-danger { color: var(--danger-alert); }

.bg-secondary { background-color: var(--bg-secondary); }
.border-subtle { border: 1px solid var(--border-subtle); }

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