/* ============================================================
   乐鱼赛事 · 共享样式 /assets/site.css
   深海蓝战术板 + 框架式纵向导航 + 粗边框硬阴影
   ============================================================ */

/* ---------- 1. RESET & TOKENS ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

:root {
  --ink-deep: #061A2B;
  --panel: #0B2740;
  --cyan: #19E3C8;
  --coral: #FF6A3D;
  --rock: #7C8B95;
  --moss: #6C8F62;
  --clay: #C4623C;
  --cream: #F3EEE4;
  --black: #05090C;

  --rail-w: 72px;
  --ticker-h: 44px;

  --font-display: "Arial Narrow", "Helvetica Neue Condensed", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-num: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;
  --font-serif: "Songti SC", "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  --font-body: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;

  --line: rgba(124, 139, 149, 0.22);
  --line-strong: rgba(124, 139, 149, 0.42);
  --hard-shadow: 5px 5px 0 var(--black);
}

body {
  margin: 0;
  padding-top: var(--ticker-h);
  padding-left: var(--rail-w);
  min-height: 100vh;
  background-color: var(--ink-deep);
  background-image:
    linear-gradient(rgba(124, 139, 149, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124, 139, 149, 0.07) 1px, transparent 1px);
  background-size: 56px 56px;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.8;
}

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

h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 2px;
}

[data-section] { scroll-margin-top: calc(var(--ticker-h) + 32px); }

/* ---------- 2. 排版工具 ---------- */
.display {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 0.92;
  text-transform: uppercase;
}

.num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: -0.01em;
}

.serif { font-family: var(--font-serif); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--rock);
}

.caption {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--rock);
}

.lede {
  font-size: clamp(17px, 1.35vw, 20px);
  line-height: 1.75;
  color: rgba(243, 238, 228, 0.78);
  max-width: 34em;
}

.prose {
  max-width: 34em;
  font-size: 17px;
  line-height: 1.8;
}
.prose > * + * { margin-top: 1em; }
.prose h2,
.prose h3 { font-family: var(--font-serif); line-height: 1.4; }
.prose strong { color: var(--cyan); }

.link {
  position: relative;
  color: var(--cyan);
  padding-bottom: 2px;
}
.link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 180ms ease;
}
.link:hover::after { transform: scaleX(1); }

/* ---------- 3. 布局工具 ---------- */
.wrap {
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 64px);
}
.wrap--narrow { max-width: 820px; }

.stack > * + * { margin-top: var(--stack-gap, 16px); }
.stack--lg > * + * { margin-top: var(--stack-gap, 32px); }

.grid {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
}
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
  gap: clamp(20px, 4vw, 48px);
  align-items: start;
}

.section { padding: clamp(48px, 7vw, 96px) 0; }
.section--tight { padding: clamp(28px, 4vw, 56px) 0; }
.section--cream {
  background: var(--cream);
  color: var(--ink-deep);
  border-top: 3px solid var(--black);
  border-bottom: 3px solid var(--black);
}

/* ---------- 4. 按钮与标签 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 11px 22px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  border: 3px solid var(--black);
  transition: transform 120ms linear, box-shadow 120ms linear,
              background-color 120ms linear, color 120ms linear,
              border-color 120ms linear;
}

.btn--primary {
  background: var(--coral);
  color: var(--black);
  box-shadow: 4px 4px 0 var(--black);
}
.btn--primary:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--black);
}

.btn--ghost {
  background: transparent;
  color: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 4px 4px 0 rgba(25, 227, 200, 0.22);
}
.btn--ghost:hover {
  transform: translate(-2px, -2px);
  background: rgba(25, 227, 200, 0.12);
  box-shadow: 6px 6px 0 rgba(25, 227, 200, 0.4);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.1em;
  border: 2px solid currentColor;
  white-space: nowrap;
}
.tag--live { color: var(--coral); }
.tag--ok { color: var(--moss); }
.tag--info { color: var(--cyan); }

/* ---------- 5. 面板 ---------- */
.panel {
  background: var(--panel);
  border: 3px solid var(--black);
  box-shadow: 6px 6px 0 var(--black);
  padding: clamp(18px, 3vw, 30px);
  transition: transform 120ms linear, box-shadow 120ms linear,
              border-color 120ms linear;
}
.panel:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--black);
  border-color: var(--cyan);
}
.panel--cream {
  background: var(--cream);
  color: var(--ink-deep);
}
.panel--cream:hover { border-color: var(--ink-deep); }

/* ---------- 6. 目录型内容地图 ---------- */
.section-index {
  background: var(--ink-deep);
  border-top: 3px solid var(--black);
  border-bottom: 3px solid var(--black);
}
.section-index__list {
  display: flex;
  flex-wrap: wrap;
}
.section-index__item {
  display: flex;
  border-right: 2px solid var(--line);
}
.section-index__item:last-child { border-right: 0; }
.section-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 48px;
  padding: 14px 20px;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--rock);
  transition: color 120ms linear, background-color 120ms linear;
}
.section-index__link:hover {
  color: var(--cyan);
  background: rgba(25, 227, 200, 0.08);
}
.section-index__link[aria-current] {
  color: var(--ink-deep);
  background: var(--cyan);
}
.section-index__num {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--clay);
}
.section-index__link[aria-current] .section-index__num { color: var(--ink-deep); }

/* ---------- 7. 面包屑 ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 20px 0;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--rock);
}
.breadcrumbs li { display: flex; align-items: center; gap: 10px; }
.breadcrumbs li + li::before {
  content: "/";
  color: var(--clay);
}
.breadcrumbs a { color: var(--rock); transition: color 120ms linear; }
.breadcrumbs a:hover { color: var(--cyan); }
.breadcrumbs [aria-current] { color: var(--cream); }

/* ---------- 8. 图片容器 ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 3px solid var(--black);
  box-shadow: 6px 6px 0 var(--black);
  background-color: var(--panel);
  background-image:
    linear-gradient(135deg, rgba(25, 227, 200, 0.14), rgba(196, 98, 60, 0.16)),
    linear-gradient(rgba(5, 9, 12, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(5, 9, 12, 0.5) 1px, transparent 1px);
  background-size: auto, 32px 32px, 32px 32px;
}
.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 14px 16px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cream);
  background: linear-gradient(to top, rgba(5, 9, 12, 0.92), rgba(5, 9, 12, 0));
}

/* ---------- 9. HEADER ---------- */
.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--cyan);
  color: var(--black);
  font-weight: 700;
  letter-spacing: 0.06em;
  border: 3px solid var(--black);
  box-shadow: 4px 4px 0 var(--black);
  transition: top 140ms ease;
}
.skip-link:focus { top: 10px; }

.site-header { position: relative; z-index: 90; }

/* 顶部实时信息条 */
.ticker {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 80;
  height: var(--ticker-h);
  display: flex;
  align-items: stretch;
  background: var(--black);
  border-bottom: 2px solid rgba(25, 227, 200, 0.32);
}
.ticker__scroll {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 30px;
  padding: 0 20px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.ticker__scroll::-webkit-scrollbar { display: none; }
.ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  font-size: 13px;
}
.ticker__tag {
  padding: 2px 8px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  background: rgba(25, 227, 200, 0.14);
  border: 1px solid rgba(25, 227, 200, 0.5);
}
.ticker__league {
  color: var(--rock);
  letter-spacing: 0.04em;
}
.ticker__score {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  font-weight: 700;
  color: var(--cream);
}
.ticker__meta {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--moss);
}
.ticker__brand {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 18px;
  background: var(--ink-deep);
  border-left: 2px solid rgba(124, 139, 149, 0.32);
}
.ticker__logo {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.14em;
  color: var(--cream);
  transition: color 120ms linear;
}
.ticker__logo:hover { color: var(--cyan); }
.ticker__version {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

/* 移动导航开关（桌面隐藏） */
.nav-toggle { display: none; }
.nav-toggle__bars { display: block; position: relative; width: 22px; height: 12px; }
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--cyan);
  transition: transform 120ms linear;
}
.nav-toggle__bars::before { top: 0; }
.nav-toggle__bars::after { bottom: 0; }
.nav-toggle__text {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.14em;
}

/* 桌面纵向框架导航 */
.rail {
  position: fixed;
  top: var(--ticker-h);
  left: 0;
  bottom: 0;
  width: var(--rail-w);
  z-index: 70;
  display: flex;
  flex-direction: column;
  background: var(--ink-deep);
  border-right: 3px solid var(--black);
}
.rail::before {
  content: "";
  position: absolute;
  top: 0;
  right: 6px;
  bottom: 0;
  width: 2px;
  background: repeating-linear-gradient(to bottom,
    var(--clay) 0 12px, transparent 12px 34px);
  opacity: 0.45;
  pointer-events: none;
}
.rail__list {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.rail__item {
  flex: 1 1 0;
  min-height: 0;
  display: flex;
  border-bottom: 2px solid var(--line);
}
.rail__item:last-child { border-bottom: 0; }
.rail__link {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 0;
  color: var(--rock);
  transition: color 120ms linear, background-color 120ms linear,
              box-shadow 120ms linear;
}
.rail__index {
  font-family: var(--font-num);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--clay);
  transition: color 120ms linear;
}
.rail__label {
  writing-mode: vertical-rl;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.22em;
  line-height: 1;
}
.rail__link:hover {
  color: var(--cyan);
  background: rgba(25, 227, 200, 0.08);
  box-shadow: inset 3px 0 0 var(--cyan);
}
.rail__link:hover .rail__index { color: var(--cyan); }
.rail__link[aria-current="page"] {
  color: var(--cream);
  background: rgba(25, 227, 200, 0.13);
  box-shadow: inset 3px 0 0 var(--cyan);
}
.rail__link[aria-current="page"] .rail__index { color: var(--cyan); }

.rail__foot {
  flex: 0 0 auto;
  padding: 12px 8px;
  border-top: 2px solid var(--line);
}
.rail__cta {
  display: block;
  padding: 10px 2px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--black);
  background: var(--coral);
  border: 2px solid var(--black);
  box-shadow: 3px 3px 0 var(--black);
  transition: transform 120ms linear, box-shadow 120ms linear;
}
.rail__cta:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--black);
}

/* ---------- 10. FOOTER ---------- */
.site-footer {
  margin-top: clamp(56px, 8vw, 120px);
  background: var(--panel);
  border-top: 3px solid var(--black);
  color: var(--cream);
}
.footer__inner { padding-block: clamp(36px, 5vw, 72px); }

.footer__top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 24px;
  padding-bottom: clamp(20px, 3vw, 32px);
  border-bottom: 2px solid var(--line);
}
.footer__brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--cream);
}
.footer__tagline {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--rock);
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 4vw, 56px);
  margin-top: clamp(28px, 4vw, 48px);
}
.footer__col { min-width: 0; }
.footer__title {
  margin-bottom: 16px;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--coral);
}
.footer__list { display: grid; gap: 10px; }
.footer__link {
  font-size: 15px;
  color: var(--cream);
  border-bottom: 1px solid transparent;
  transition: color 120ms linear, border-color 120ms linear;
}
.footer__link:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.footer__list--contact { gap: 14px; }
.footer__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
}
.footer__key {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--clay);
}
.footer__value {
  font-family: var(--font-num);
  font-size: 14px;
  color: var(--cream);
  word-break: break-all;
}
.footer__copy {
  padding: 2px 8px;
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--rock);
  border: 2px solid var(--line-strong);
  transition: color 120ms linear, border-color 120ms linear;
}
.footer__copy:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}
.footer__copy[data-copied="true"] {
  color: var(--moss);
  border-color: var(--moss);
}
.footer__note {
  margin-top: 18px;
  max-width: 28em;
  font-size: 13px;
  line-height: 1.7;
  color: var(--rock);
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin-top: clamp(28px, 4vw, 48px);
  padding-top: 20px;
  border-top: 2px solid var(--line);
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--rock);
}

/* ---------- 11. 响应式 ---------- */
@media (max-width: 1023px) {
  body {
    padding-left: 0;
    padding-top: calc(var(--ticker-h) + 48px);
    font-size: 16px;
  }

  .ticker__scroll { gap: 22px; padding: 0 12px; }
  .ticker__brand { padding: 0 12px; gap: 8px; }
  .ticker__version { display: none; }

  .nav-toggle {
    position: fixed;
    top: var(--ticker-h);
    right: 0;
    z-index: 95;
    display: flex;
    align-items: center;
    gap: 10px;
    height: 48px;
    padding: 0 16px;
    color: var(--cream);
    background: var(--ink-deep);
    border-left: 3px solid var(--black);
    border-bottom: 3px solid var(--black);
    transition: color 120ms linear;
  }
  .nav-toggle:hover { color: var(--cyan); }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bars::before {
    transform: translateY(5px) rotate(45deg);
  }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bars::after {
    transform: translateY(-5px) rotate(-45deg);
  }

  .rail {
    top: calc(var(--ticker-h) + 48px);
    left: 0;
    right: 0;
    bottom: 0;
    width: auto;
    max-height: calc(100vh - var(--ticker-h) - 48px);
    overflow-y: auto;
    border-right: 0;
    border-top: 3px solid var(--black);
    background: var(--ink-deep);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 140ms linear, transform 140ms ease, visibility 140ms linear;
  }
  .rail::before { display: none; }

  .site-header[data-open] .rail {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .rail__list { flex-direction: column; }
  .rail__item {
    flex: 0 0 auto;
    min-height: 56px;
    border-bottom: 2px solid var(--line);
  }
  .rail__link {
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    gap: 16px;
    padding: 16px 22px;
    min-height: 56px;
  }
  .rail__label {
    writing-mode: horizontal-tb;
    font-size: 16px;
    letter-spacing: 0.06em;
  }
  .rail__link:hover,
  .rail__link[aria-current="page"] { box-shadow: inset 4px 0 0 var(--cyan); }

  .rail__foot { padding: 16px 22px 28px; }
  .rail__cta { font-size: 15px; padding: 14px 16px; }

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

@media (max-width: 899px) {
  .grid--2,
  .grid--3 { grid-template-columns: minmax(0, 1fr); }
  .split { grid-template-columns: minmax(0, 1fr); }
  .footer__grid { grid-template-columns: minmax(0, 1fr); }
  .section-index__link { padding: 12px 16px; font-size: 13px; }
  .footer__legal { gap: 8px 18px; }
}

@media (max-width: 520px) {
  .wrap { padding-inline: 18px; }
  .panel { padding: 18px 16px; }
  .ticker__item { font-size: 12px; }
  .ticker__score { font-size: 14px; }
}

/* ---------- 12. 动效偏好 ---------- */
@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;
  }
  .panel:hover,
  .btn:hover,
  .rail__cta:hover { transform: none; }
  .link::after { transform: scaleX(1); }
}