/* ==========================================================================
   新利体育 · 赛季数据校订站点 —— 共享样式 /assets/site.css
   深球场绿基底 · 荧光黄强调 · 比分牌式数据层 · 框架式导航
   ========================================================================== */

/* 1. Reset ---------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 136px;
}

body,
h1, h2, h3, h4, h5, h6,
p, ul, ol, figure, blockquote { margin: 0; }

ul, ol { padding: 0; list-style: none; }

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

button { font: inherit; color: inherit; }

a { color: var(--lime); }

/* 2. 设计变量 ------------------------------------------------------------- */
:root {
  --ink: #05170F;
  --g900: #0B2A20;
  --g800: #133A2B;
  --g700: #1F5A43;
  --lime: #D8FF3E;
  --white: #EDF4EE;
  --mist: #8AA79A;
  --text-dim: #C2D6CB;
  --alert: #FF5B2E;
  --amber: #FFC24B;

  --font-display: "Oswald", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", Georgia, serif;
  --font-mono: "IBM Plex Mono", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-body: "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;

  --frame-max: 1240px;
  --gutter: clamp(1rem, 4vw, 3rem);
  --cut: 14px;
  --line: 1px solid rgba(31, 90, 67, 0.85);
}

/* 3. 基础排版 ------------------------------------------------------------- */
body {
  min-height: 100%;
  background-color: var(--g900);
  background-image:
    repeating-linear-gradient(0deg, rgba(31, 90, 67, 0.20) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(90deg, rgba(31, 90, 67, 0.13) 0 1px, transparent 1px 88px);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  overflow-wrap: break-word;
}

@media (min-width: 1200px) {
  body { font-size: 17px; }
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p { max-width: 78ch; }

::selection { background: var(--lime); color: var(--ink); }

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

/* 4. 布局工具类 ----------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--frame-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  position: relative;
  padding-block: clamp(2.6rem, 6vw, 5.4rem);
}

.band {
  background: var(--g800);
  border-top: var(--line);
  border-bottom: var(--line);
  padding-block: clamp(1.4rem, 3vw, 2.4rem);
}

.grid {
  display: grid;
  gap: clamp(1rem, 2vw, 2rem);
}

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

.grid-12 > * { grid-column: 1 / -1; }

/* 5. 文本组件 ------------------------------------------------------------- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lime);
}

.section-title {
  margin-top: 0.6rem;
  font-size: clamp(1.6rem, 3.6vw, 2.9rem);
  color: var(--white);
}

.section-lede {
  margin-top: 0.9rem;
  color: var(--text-dim);
  font-size: 1rem;
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--g700);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}

.tag--lime { color: var(--lime); border-color: rgba(216, 255, 62, 0.5); }
.tag--alert { color: var(--alert); border-color: rgba(255, 91, 46, 0.5); }
.tag--amber { color: var(--amber); border-color: rgba(255, 194, 75, 0.5); }

/* 6. 按钮 ----------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.72rem 1.15rem;
  border: 1px solid transparent;
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-decoration: none;
  cursor: pointer;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.btn-primary {
  background: var(--lime);
  color: var(--ink);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #E6FF6B;
  transform: translateY(-2px);
}

.btn-ghost {
  border-color: var(--g700);
  background: rgba(19, 58, 43, 0.6);
  color: var(--white);
}

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

/* 7. 跳转链接 ------------------------------------------------------------- */
.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -200%;
  z-index: 200;
  padding: 0.6rem 1rem;
  background: var(--lime);
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: top 180ms ease;
}

.skip-link:focus {
  top: 0.7rem;
}

/* 8. 页头：框架式导航 ----------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  border-top: 3px solid var(--lime);
  border-bottom: var(--line);
  background: linear-gradient(180deg, rgba(11, 42, 32, 0.985) 0%, rgba(8, 32, 24, 0.965) 100%);
  backdrop-filter: blur(6px);
}

/* 8.1 顶部数据带 */
.header-rail {
  background: rgba(5, 23, 15, 0.6);
  border-bottom: 1px solid rgba(31, 90, 67, 0.7);
}

.header-rail-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 1.2rem;
  justify-content: space-between;
  padding-block: 0.5rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.rail-season {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  max-width: none;
  color: var(--white);
}

.rail-dot {
  width: 8px;
  height: 8px;
  background: var(--alert);
  animation: rail-pulse 1.8s ease-in-out infinite;
}

@keyframes rail-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.rail-note {
  margin: 0;
  max-width: none;
  color: var(--mist);
}

.league-switch {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
}

.league-switch-label {
  margin-right: 0.2rem;
  color: var(--mist);
}

.league-chip {
  padding: 0.24rem 0.55rem;
  border: 1px solid var(--g700);
  background: transparent;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  cursor: pointer;
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.league-chip:hover,
.league-chip:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
}

.league-chip[aria-pressed="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

/* 8.2 品牌与导航行 */
.header-frame {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding-block: 0.85rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--white);
  text-decoration: none;
}

.brand-flag {
  display: block;
  width: 6px;
  height: 34px;
  background: var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% 80%, 50% 100%, 0 80%);
}

.brand-text {
  display: grid;
  line-height: 1.1;
}

.brand-mark {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-sub {
  margin-top: 0.2rem;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--g700);
  background: transparent;
  cursor: pointer;
}

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

.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--lime);
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(6px) 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(-6px) rotate(-45deg); }

.primary-nav { position: relative; }

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(0.6rem, 1.6vw, 1.4rem);
}

.nav-item { display: flex; align-items: center; }

.nav-item-cta { margin-left: 0.4rem; }

.nav-link {
  position: relative;
  display: block;
  padding: 0.55rem 0.15rem;
  color: var(--white);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 180ms ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0.2rem;
  height: 2px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 180ms ease;
}

.nav-link:hover,
.nav-link:focus-visible { color: var(--lime); }

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

.nav-link[aria-current="page"] { color: var(--lime); }

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

.header-cta { white-space: nowrap; }

.filter-status {
  padding-block: 0 0.55rem;
  margin: 0;
  max-width: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--lime);
}

.filter-status:empty { display: none; }

/* 9. 页脚 ----------------------------------------------------------------- */
.site-footer {
  margin-top: clamp(3rem, 8vw, 7rem);
  border-top: 2px solid var(--lime);
  background: var(--ink);
  color: var(--white);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 3vw, 3rem);
  padding-block: clamp(2.4rem, 5vw, 4rem);
}

.footer-brand-mark {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.7rem;
  max-width: none;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-brand-line {
  margin: 0 0 0.9rem;
  max-width: 40ch;
  color: var(--mist);
  font-size: 0.95rem;
}

.footer-season {
  margin: 0;
  max-width: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
}

.footer-cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.2rem, 2.5vw, 2rem);
}

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

.footer-col-title {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mist);
}

.footer-links {
  display: grid;
  gap: 0.5rem;
}

.footer-links a {
  color: var(--white);
  font-size: 0.95rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms ease, border-color 180ms ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.footer-contact {
  display: grid;
  gap: 0.35rem;
  padding-block: 1.1rem;
  border-top: 1px solid var(--g700);
}

.footer-line {
  margin: 0;
  max-width: none;
  color: var(--mist);
  font-size: 0.9rem;
}

.footer-base {
  display: grid;
  gap: 0.5rem;
  padding-block: 1.1rem 2.4rem;
  border-top: 1px dashed rgba(31, 90, 67, 0.8);
}

.footer-boundary {
  margin: 0;
  max-width: 82ch;
  color: var(--mist);
  font-size: 0.82rem;
}

.footer-legal {
  margin: 0;
  max-width: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

/* 10. 内容组件：面板 / 表格 / 指标 / 媒体 -------------------------------- */
.panel {
  padding: clamp(1.1rem, 2vw, 1.6rem);
  background: var(--g800);
  border-left: 2px solid var(--g700);
}

.panel--cut {
  clip-path: polygon(
    var(--cut) 0,
    100% 0,
    100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%,
    0 100%,
    0 var(--cut)
  );
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.data-table th {
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--g700);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
  text-align: left;
}

.data-table td {
  padding: 0.55rem 0.6rem;
  border-bottom: 1px solid rgba(31, 90, 67, 0.5);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--white);
}

.data-table td:first-child,
.data-table th:first-child {
  font-family: var(--font-body);
}

.data-table .num,
.data-table th.num { text-align: right; }

.data-table tbody tr:hover { background: rgba(216, 255, 62, 0.06); }

.data-table .rank-lead {
  color: var(--lime);
  font-weight: 600;
}

.metric {
  display: grid;
  gap: 0.2rem;
}

.metric-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.3rem, 3vw, 2.1rem);
  line-height: 1.1;
  color: var(--lime);
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.media-frame {
  position: relative;
  overflow: hidden;
  background: var(--g800);
  aspect-ratio: 16 / 9;
}

.media-frame--wide { aspect-ratio: 21 / 9; }

.media-frame--tall { aspect-ratio: 4 / 5; }

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

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5, 23, 15, 0) 38%, rgba(5, 23, 15, 0.88) 100%);
}

.media-frame-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  margin: 0;
  max-width: none;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
}

/* 11. 面包屑 -------------------------------------------------------------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.breadcrumb li + li::before {
  content: "/";
  color: var(--g700);
}

.breadcrumb a {
  color: var(--mist);
  text-decoration: none;
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible { color: var(--lime); }

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

/* 12. 状态与动效 ---------------------------------------------------------- */
.scroll-rail {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 80;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--lime) 0%, var(--amber) 100%);
  transform: scaleX(0);
  transform-origin: 0 50%;
  pointer-events: none;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 400ms ease, transform 400ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

[hidden] { display: none !important; }

/* 13. 响应式 -------------------------------------------------------------- */
@media (min-width: 620px) {
  .footer-cols { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 900px) {
  .span-3 { grid-column: span 3 / span 3; }
  .span-4 { grid-column: span 4 / span 4; }
  .span-5 { grid-column: span 5 / span 5; }
  .span-6 { grid-column: span 6 / span 6; }
  .span-7 { grid-column: span 7 / span 7; }
  .span-8 { grid-column: span 8 / span 8; }
  .span-9 { grid-column: span 9 / span 9; }
  .span-12 { grid-column: span 12 / span 12; }

  .footer-top { grid-template-columns: minmax(0, 1.1fr) minmax(0, 2fr); }
}

@media (max-width: 1099px) {
  .rail-note { display: none; }
}

@media (max-width: 899px) {
  html { scroll-padding-top: 108px; }

  .header-rail-inner {
    justify-content: flex-start;
    gap: 0.5rem;
    padding-block: 0.45rem;
  }

  .league-switch {
    width: 100%;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 0.15rem;
    -webkit-overflow-scrolling: touch;
  }

  .nav-toggle { display: block; }

  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    max-height: min(72vh, 560px);
    overflow-y: auto;
    padding: 0.8rem var(--gutter) 1.3rem;
    background: var(--g800);
    border-top: 1px solid var(--g700);
    border-bottom: 2px solid var(--lime);
    box-shadow: 0 24px 48px rgba(5, 23, 15, 0.6);
  }

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

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

  .nav-item { display: block; }

  .nav-link {
    padding: 0.85rem 0.1rem;
    border-bottom: 1px solid rgba(31, 90, 67, 0.55);
    font-size: 1rem;
  }

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

  .nav-item-cta { margin: 1rem 0 0; }

  .header-cta {
    width: 100%;
    justify-content: center;
  }

  .footer-base { padding-bottom: 2rem; }
}

/* 14. 动效降级 ------------------------------------------------------------ */
@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;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}