/* ===== 完美体育看台 · 共享样式 /assets/site.css ===== */

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

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

body, h1, h2, h3, h4, h5, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

:root {
  /* 色彩 */
  --ink: #0B1410;
  --ink-2: #12241C;
  --paper: #F4F1E8;
  --white: #FFFFFF;
  --lime: #C6FF3D;
  --orange: #FF6A1F;
  --blue: #7FA8C9;
  --line: #2E4A3C;
  --muted: #9AA79F;
  --red: #E0452C;

  /* 字体 */
  --ff-display: "Barlow Condensed", "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --ff-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --ff-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  /* 尺度 */
  --wrap: 1240px;
  --shadow: 6px 6px 0 var(--line);
  --shadow-sm: 4px 4px 0 var(--line);
}

body {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* 等宽索引 / 数据 */
.mono {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* 焦点环 */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 3px;
}

/* ===== 顶部进度条 ===== */
.scroll-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  z-index: 150;
  background: var(--lime);
  transform: scaleX(var(--progress, 0));
  transform-origin: 0 50%;
  pointer-events: none;
}

/* ===== 跳转链接 ===== */
.skip-link {
  position: fixed;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  padding: 10px 18px;
  background: var(--lime);
  color: var(--ink);
  border: 2px solid var(--ink);
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  transition: top 0.15s ease;
}
.skip-link:focus { top: 10px; }

/* ===== 头部 ===== */
.site-header {
  position: relative;
  z-index: 40;
  background: var(--ink);
  color: var(--paper);
  border-bottom: 2px solid var(--line);
}

.masthead {
  border-bottom: 2px solid var(--line);
}

.masthead__inner {
  width: min(calc(100% - 40px), var(--wrap));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  padding: 16px 0 13px;
}

.masthead__index {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
}

.masthead__ver {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--lime);
  border: 1px solid var(--line);
  padding: 2px 6px;
}

.masthead__brand { text-align: center; }

.brand {
  display: inline-block;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: clamp(28px, 4.2vw, 44px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--paper);
  transition: color 0.15s ease;
}
.brand:hover { color: var(--lime); }

.masthead__meta {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.live-dot {
  display: block;
  width: 8px;
  height: 8px;
  flex: none;
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(198, 255, 61, 0.18);
}

/* 移动端栏目按钮 */
.nav-toggle { display: none; }

.nav-toggle__text {
  font-family: var(--ff-mono);
  letter-spacing: 0.2em;
}

/* ===== 栏目导航 ===== */
.nav { border-bottom: 2px solid var(--line); }

.nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(10px, 2.2vw, 34px);
  padding: 0 20px;
}

.nav__list a {
  display: block;
  padding: 14px 2px 11px;
  font-size: 13.5px;
  letter-spacing: 0.06em;
  color: var(--paper);
  border-bottom: 3px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.nav__list a:hover,
.nav__list a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
  transform: translateY(-2px);
}

.nav__list a[aria-current="page"] {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ===== 比分条 ===== */
.scoreticker {
  display: flex;
  align-items: stretch;
  background: var(--ink-2);
  border-bottom: 2px solid var(--line);
}

.scoreticker__viewport {
  flex: 1 1 auto;
  min-width: 0;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.scoreticker__list {
  display: flex;
  min-width: max-content;
}

.score {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 16px;
  border-right: 1px solid var(--line);
  white-space: nowrap;
  font-size: 12.5px;
  color: var(--paper);
}

.score--live { border-left: 3px solid var(--lime); }

.score__team {
  color: var(--muted);
  letter-spacing: 0.04em;
}

.score__value {
  font-family: var(--ff-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
}

.score__sep { color: var(--line); padding: 0 1px; }

.score__stage {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--orange);
  padding: 2px 6px;
  border: 1px solid currentColor;
}

.scoreticker__all {
  flex: none;
  display: inline-flex;
  align-items: center;
  padding: 0 18px;
  background: var(--lime);
  color: var(--ink);
  border-left: 2px solid var(--line);
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.scoreticker__all:hover { background: var(--orange); }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--ink-2);
  border-top: 2px solid var(--line);
  color: var(--paper);
  padding-top: clamp(32px, 4.5vw, 58px);
}

.site-footer__grid {
  width: min(calc(100% - 40px), var(--wrap));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.5fr 1fr;
  gap: clamp(24px, 3vw, 48px);
  padding-bottom: clamp(28px, 4vw, 46px);
  border-bottom: 2px solid var(--line);
}

.foot-brand__mark {
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1;
  letter-spacing: 0.02em;
  margin-bottom: 12px;
}

.foot-brand__text {
  max-width: 34ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.foot-brand__ver {
  display: inline-block;
  margin-top: 14px;
  padding: 5px 10px;
  border: 2px solid var(--line);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--lime);
}

.foot-col__title {
  font-family: var(--ff-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--line);
}

.foot-list {
  display: grid;
  gap: 9px;
  font-size: 14px;
}

.foot-list a {
  color: var(--paper);
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
.foot-list a:hover,
.foot-list a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
  transform: translateY(-2px);
}

.foot-list--plain li {
  display: grid;
  gap: 1px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.foot-label {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--blue);
}

.foot-strong {
  color: var(--paper);
  font-size: 13px;
  word-break: break-all;
}

.foot-note {
  margin-top: 16px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.site-footer__bottom {
  width: min(calc(100% - 40px), var(--wrap));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  padding: 16px 0 22px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

/* ===== 通用容器与网格 ===== */
.wrap {
  width: min(calc(100% - 40px), var(--wrap));
  margin-inline: auto;
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 28px);
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 22px;
  background: var(--lime);
  color: var(--ink);
  border: 2px solid var(--lime);
  box-shadow: var(--shadow-sm);
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.08em;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--line);
}
.btn:active {
  transform: translate(0, 0);
  box-shadow: 2px 2px 0 var(--line);
}

.btn--ghost {
  background: transparent;
  color: var(--lime);
  border-color: var(--line);
}
.btn--ghost:hover {
  background: var(--ink-2);
  border-color: var(--lime);
}

.btn--orange {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

/* ===== 面包屑 ===== */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.crumbs a {
  color: var(--muted);
  padding-bottom: 1px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.crumbs a:hover,
.crumbs a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}
.crumbs__sep { color: var(--line); }
.crumbs [aria-current="page"] { color: var(--paper); }

/* ===== 长文容器 ===== */
.prose {
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--paper);
}
.prose > * + * { margin-top: 1.2em; }

.prose h2 {
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-top: 2.2em;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--line);
}

.prose h3 {
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.25;
  margin-top: 1.8em;
}

.prose ul { display: grid; gap: 0.6em; }
.prose ul li {
  position: relative;
  padding-left: 20px;
}
.prose ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  background: var(--lime);
}

.prose blockquote {
  padding: 4px 0 4px 18px;
  border-left: 4px solid var(--lime);
  font-size: 20px;
  line-height: 1.5;
  font-weight: 400;
  color: var(--paper);
}

.prose a {
  color: var(--lime);
  border-bottom: 2px solid var(--line);
  transition: border-color 0.15s ease;
}
.prose a:hover { border-bottom-color: var(--lime); }

.prose code {
  font-family: var(--ff-mono);
  font-size: 0.9em;
  background: var(--ink-2);
  border: 1px solid var(--line);
  padding: 1px 5px;
}

/* ===== 可复用图片容器 ===== */
.media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--ink-2);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(to right, rgba(127, 168, 201, 0.13) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(to bottom, rgba(127, 168, 201, 0.13) 0 1px, transparent 1px 48px);
}

.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-caption {
  margin-top: 10px;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

/* ===== 平板 ===== */
@media (max-width: 1024px) {
  .site-footer__grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .site-footer__grid > .foot-col:last-child { grid-column: 1 / -1; }
  .grid-12 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

/* ===== 移动 / 平板导航 ===== */
@media (max-width: 900px) {
  .masthead__inner {
    grid-template-columns: auto 1fr;
    grid-template-areas:
      "brand brand"
      "index meta";
    row-gap: 10px;
    align-items: end;
  }
  .masthead__brand { grid-area: brand; text-align: left; }
  .masthead__index { grid-area: index; }
  .masthead__meta { grid-area: meta; }

  .nav-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    width: min(calc(100% - 40px), var(--wrap));
    margin: 0 auto 14px;
    padding: 11px 14px;
    background: var(--ink-2);
    color: var(--paper);
    border: 2px solid var(--line);
    font-family: var(--ff-mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    transition: border-color 0.15s ease, background-color 0.15s ease;
  }
  .nav-toggle:hover { border-color: var(--lime); }
  .nav-toggle[aria-expanded="true"] {
    border-color: var(--lime);
    background: var(--ink);
  }

  .nav-toggle__bars {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 18px;
    height: 12px;
    flex: none;
  }
  .nav-toggle__bar {
    display: block;
    height: 2px;
    background: var(--lime);
    transition: transform 0.15s ease, opacity 0.15s ease;
  }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(5px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

  .nav { display: none; }
  .site-header[data-open] .nav { display: block; }

  .nav__list {
    flex-direction: column;
    justify-content: flex-start;
    gap: 0;
    padding: 0 20px;
  }
  .nav__list li { border-bottom: 1px solid var(--line); }
  .nav__list li:last-child { border-bottom: 0; }
  .nav__list a {
    padding: 15px 44px 15px 14px;
    font-size: 15px;
    border-bottom: 0;
    border-left: 3px solid transparent;
  }
  .nav__list a:hover,
  .nav__list a:focus-visible {
    transform: none;
    border-left-color: var(--blue);
  }
  .nav__list a[aria-current="page"] {
    border-left-color: var(--lime);
    background: rgba(198, 255, 61, 0.08);
  }

  .scoreticker__all { padding: 0 14px; font-size: 10px; }

  .grid-12 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

/* ===== 手机 ===== */
@media (max-width: 600px) {
  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__grid > .foot-col:last-child { grid-column: auto; }
  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    padding-bottom: 26px;
  }
  .grid-12 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .score { padding: 9px 12px; gap: 7px; }
  .score__value { font-size: 14px; }
  .score__stage { display: none; }
  .prose { font-size: 16px; }
}

/* ===== 减少动态效果 ===== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .btn:hover,
  .nav__list a:hover,
  .foot-list a:hover { transform: none; }
  .skip-link { transition: none; }
}