/* ==========================================================================
   新宝看台 · arena-xinbao.com.cn
   共享层：reset / 变量 / 中文排版 / 头部 / 页脚 / 基础组件
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

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

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

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

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

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

table { border-collapse: collapse; width: 100%; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* 2 — 变量 ------------------------------------------------------------------ */
:root {
  --ink-950: #030A09;
  --ink-900: #06110F;
  --ink-800: #0C1F1A;
  --ink-700: #123028;
  --line: #1E4A3E;
  --line-soft: rgba(30, 74, 62, 0.62);

  --cyan: #3BF0C8;
  --cyan-soft: rgba(59, 240, 200, 0.14);
  --amber: #F5A63B;
  --orange: #FF6B35;

  --text: #E8F2EE;
  --muted: #93AAA1;
  --fog: #F3F7F5;
  --ink-on-fog: #123028;

  --font-display: "HarmonyOS Sans SC Narrow", "Barlow Condensed", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: ui-monospace, "JetBrains Mono", "Roboto Mono", "SFMono-Regular",
    Consolas, "Liberation Mono", monospace;

  --header-h: 86px;
  --gutter: clamp(18px, 4vw, 46px);
  --maxw: 1200px;
  --measure: 42em;

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 26px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --shadow-1: 0 26px 56px -32px rgba(0, 0, 0, 0.92);
}

@media (max-width: 920px) {
  :root { --header-h: 64px; }
}

/* 3 — 基础排版 --------------------------------------------------------------- */
body {
  background-color: var(--ink-900);
  color: var(--text);
  font-family: var(--font-body);
  font-size: clamp(15.5px, 0.4vw + 14px, 17px);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(62vw 62vw at 84% -10%, rgba(59, 240, 200, 0.075), transparent 70%),
    radial-gradient(50vw 50vw at 6% 106%, rgba(245, 166, 59, 0.06), transparent 72%);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.4rem, 6vw, 5.5rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }

p { max-width: var(--measure); }

#main-content {
  display: block;
  padding-block-start: var(--header-h);
}

/* 页面若需首屏出血叠到顶栏之下，给区块加 .bleed-chrome 即可。 */
.bleed-chrome { margin-block-start: calc(var(--header-h) * -1); }

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 5px;
}

@media (prefers-reduced-motion: no-preference) {
  html.js [data-reveal] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.42s var(--ease), transform 0.42s var(--ease);
  }
  html.js [data-reveal].is-visible {
    opacity: 1;
    transform: none;
  }
}

/* 4 — 通用工具 --------------------------------------------------------------- */
.wrap {
  width: min(var(--maxw), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  border-radius: 2px;
  background-color: currentColor;
}

.note-vertical {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--muted);
}

.surface-light {
  background-color: var(--fog);
  color: var(--ink-on-fog);
}

.surface-light .eyebrow { color: var(--ink-700); }

/* 按钮 ---------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  line-height: 1.2;
  cursor: pointer;
  transition:
    background-color 0.22s var(--ease),
    border-color 0.22s var(--ease),
    color 0.22s var(--ease),
    transform 0.22s var(--ease);
}

.btn:active { transform: translateY(1px); }

.btn--primary {
  background-color: var(--orange);
  color: #180700;
}

.btn--primary:hover { background-color: #ff8656; }

.btn--ghost {
  border-color: var(--line);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.btn--sm { padding: 9px 16px; font-size: 0.82rem; }

.btn--block { width: 100%; }

/* 图片容器（页面阶段复用） ---------------------------------------------------- */
.media {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--r-md);
  background-color: var(--ink-700);
  aspect-ratio: 16 / 10;
}

.media > img,
.media > picture > img,
.media > svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.82) saturate(1.05);
}

.media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(59, 240, 200, 0.1), rgba(6, 17, 15, 0.45) 92%);
}

.media--tall { aspect-ratio: 4 / 5; }
.media--wide { aspect-ratio: 21 / 9; }

.media__ph {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  padding: 18px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-align: center;
  color: rgba(147, 170, 161, 0.72);
  background-image: repeating-linear-gradient(
    135deg,
    rgba(30, 74, 62, 0.55) 0 1px,
    transparent 1px 12px
  );
}

/* 5 — 跳转链接 --------------------------------------------------------------- */
.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 300;
  display: inline-block;
  padding: 11px 18px;
  border-radius: var(--r-sm);
  background-color: var(--cyan);
  color: var(--ink-900);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  transform: translateY(-190%);
  transition: transform 0.22s var(--ease);
}

.skip-link:focus { transform: translateY(0); }

/* 6 — 头部 ------------------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 80;
  background-color: transparent;
  border-bottom: 1px solid transparent;
  transition:
    background-color 0.38s var(--ease),
    border-color 0.38s var(--ease);
}

.site-header[data-scrolled] {
  background-color: rgba(6, 17, 15, 0.96);
  border-bottom-color: var(--line);
}

.header-inner {
  width: min(var(--maxw), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.2vw, 32px);
}

/* 字标 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
  padding-block: 6px;
}

.brand-mark {
  display: block;
  flex: 0 0 auto;
  width: 30px;
  height: 3px;
  border-radius: 2px;
  background-color: var(--cyan);
  box-shadow: 0 0 16px rgba(59, 240, 200, 0.65);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.28rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--text);
}

/* 主导航（桌面横向） */
.primary-nav {
  margin-inline-start: auto;
  display: flex;
  align-items: center;
}

.primary-nav__list {
  display: flex;
  align-items: center;
  gap: clamp(4px, 1.1vw, 20px);
}

.primary-nav__list a {
  position: relative;
  display: inline-block;
  padding: 12px 4px;
  font-size: 0.93rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
  color: var(--muted);
  transition: color 0.22s var(--ease);
}

.primary-nav__list a::after {
  content: "";
  position: absolute;
  left: 2px;
  right: 2px;
  bottom: 5px;
  height: 2px;
  border-radius: 2px;
  background-color: var(--cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.28s var(--ease);
}

.primary-nav__list a:hover,
.primary-nav__list a:focus-visible { color: var(--text); }

.primary-nav__list a:hover::after { transform: scaleX(1); }

.primary-nav__list a[aria-current="page"] { color: var(--cyan); }

.primary-nav__list a[aria-current="page"]::after { transform: scaleX(1); }

.primary-nav__note { display: none; }

/* 右侧操作区 */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

/* 赛程快捷 */
.quick { position: relative; }

.quick-toggle {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 17px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text);
  cursor: pointer;
  transition:
    border-color 0.25s var(--ease),
    color 0.25s var(--ease),
    background-color 0.25s var(--ease);
}

.quick-toggle:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.quick-toggle[aria-expanded="true"] {
  border-color: var(--cyan);
  color: var(--cyan);
  background-color: rgba(59, 240, 200, 0.08);
}

.quick-toggle__dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--orange);
}

@media (prefers-reduced-motion: no-preference) {
  .quick-toggle__dot { animation: dotPulse 2.6s ease-out infinite; }
}

@keyframes dotPulse {
  0%   { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.55); }
  70%  { box-shadow: 0 0 0 10px rgba(255, 107, 53, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0); }
}

/* 今日三场面板 */
.quick-panel {
  position: absolute;
  top: calc(100% + 14px);
  right: 0;
  z-index: 120;
  width: min(340px, calc(100vw - 32px));
  display: grid;
  gap: 9px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(168deg, #0C1F1A 0%, #06110F 78%);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

.quick-panel[hidden] { display: none; }

.quick-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(160px 110px at 92% -14%, rgba(59, 240, 200, 0.16), transparent 70%);
}

.quick-panel__title {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.quick-panel__title::after {
  content: "";
  flex: 1;
  height: 1px;
  background-color: var(--line);
}

.quick-score {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 11px 12px 12px;
  border: 1px solid rgba(30, 74, 62, 0.85);
  border-bottom: 3px solid var(--line);
  border-radius: 12px;
  background-color: rgba(18, 48, 40, 0.5);
  transition:
    background-color 0.22s var(--ease),
    border-color 0.22s var(--ease),
    transform 0.22s var(--ease);
}

.quick-score:hover {
  background-color: rgba(18, 48, 40, 0.92);
  transform: translateX(-2px);
}

.quick-score__time {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.16rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--amber);
}

.quick-score__body { min-width: 0; }

.quick-score__title {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.quick-score__meta {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.quick-score__state {
  align-self: center;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  white-space: nowrap;
  background-color: var(--cyan);
  color: var(--ink-900);
}

.quick-score.is-live { border-bottom-color: var(--orange); }
.quick-score.is-live .quick-score__state {
  background-color: var(--orange);
  color: #1a0a02;
}

.quick-score.is-done .quick-score__state {
  background-color: var(--ink-700);
  color: var(--muted);
}

.quick-panel__foot {
  position: relative;
  padding-top: 4px;
}

/* 汉堡按钮 */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
  transition: border-color 0.25s var(--ease);
}

.nav-toggle[aria-expanded="true"] { border-color: var(--cyan); }

.nav-toggle__bar {
  display: block;
  width: 19px;
  height: 2px;
  border-radius: 2px;
  background-color: var(--text);
  transition: transform 0.28s var(--ease), opacity 0.18s var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) 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(-7px) rotate(-45deg);
}

/* 遮罩与进度条 */
.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: 88;
  background-color: rgba(3, 10, 9, 0.7);
}

.nav-scrim[hidden] { display: none; }

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  pointer-events: none;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--cyan), var(--amber) 62%, var(--orange));
  box-shadow: 0 0 10px rgba(59, 240, 200, 0.5);
}

body.nav-open { overflow: hidden; }

/* 7 — 头部移动端 ------------------------------------------------------------- */
@media (max-width: 920px) {
  .nav-toggle { display: flex; }

  .primary-nav {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 95;
    width: min(324px, 84vw);
    height: 100vh;
    height: 100dvh;
    margin-inline-start: 0;
    padding: calc(var(--header-h) + 16px) 24px 36px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow-y: auto;
    overscroll-behavior: contain;
    background: linear-gradient(212deg, #0C1F1A 0%, #06110F 62%);
    border-left: 1px solid var(--line);
    box-shadow: -30px 0 60px -40px #000;
    transform: translateX(102%);
    transition: transform 0.4s var(--ease);
  }

  .primary-nav[data-open] { transform: translateX(0); }

  .primary-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .primary-nav__list li + li { border-top: 1px solid var(--line-soft); }

  .primary-nav__list a {
    display: block;
    padding: 15px 12px 15px 14px;
    font-size: 1.06rem;
    letter-spacing: 0.06em;
    border-radius: 6px;
  }

  .primary-nav__list a::after { display: none; }

  .primary-nav__list a[aria-current="page"] {
    color: var(--cyan);
    background: linear-gradient(90deg, rgba(59, 240, 200, 0.16), rgba(59, 240, 200, 0) 72%);
    box-shadow: inset 2px 0 0 var(--cyan);
  }

  .primary-nav__note {
    display: block;
    margin-top: auto;
    padding-top: 22px;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: var(--muted);
    border-top: 1px solid var(--line-soft);
  }
}

@media (max-width: 520px) {
  .brand-mark { width: 20px; }
  .brand-name { font-size: 1.1rem; }
  .quick-toggle { padding: 11px; }
  .quick-toggle__label { display: none; }
}

/* 8 — 页脚 ------------------------------------------------------------------- */
.site-footer {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-top: clamp(56px, 8vw, 110px);
  padding-top: clamp(46px, 6vw, 84px);
  background-color: var(--ink-950);
  border-top: 1px solid var(--line);
}

.site-footer::before {
  content: "看台";
  position: absolute;
  right: -0.04em;
  bottom: -0.24em;
  z-index: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(7rem, 20vw, 16rem);
  line-height: 0.78;
  letter-spacing: -0.05em;
  color: rgba(59, 240, 200, 0.055);
  pointer-events: none;
  user-select: none;
}

.site-footer::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  z-index: 0;
  height: 220px;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(59, 240, 200, 0.07), transparent 74%);
}

.footer-inner {
  position: relative;
  z-index: 1;
  width: min(var(--maxw), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.25fr 0.85fr 1fr;
  gap: clamp(28px, 4.5vw, 64px);
}

.footer-brand__name {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--text);
}

.footer-brand__name .brand-mark { width: 26px; }

.footer-brand__line {
  max-width: 16em;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--muted);
}

.footer-brand__domain {
  display: inline-block;
  margin-top: 16px;
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.footer-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
}

.footer-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background-color: rgba(30, 74, 62, 0.8);
}

.footer-nav__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px 18px;
}

.footer-nav a {
  display: inline-block;
  padding-block: 2px;
  font-size: 0.92rem;
  color: var(--muted);
  transition: color 0.2s var(--ease);
}

.footer-nav a:hover { color: var(--cyan); }

.footer-contact__list { display: grid; gap: 12px; }

.footer-contact__list li { display: grid; gap: 2px; }

.footer-contact__label {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.footer-contact__value {
  font-size: 0.92rem;
  overflow-wrap: anywhere;
  color: var(--text);
}

.footer-contact__note {
  margin-top: 16px;
  max-width: 22em;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--muted);
}

.footer-base {
  position: relative;
  z-index: 1;
  width: min(var(--maxw), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
  margin-top: clamp(34px, 4.5vw, 60px);
  padding: 20px 0 34px;
  border-top: 1px solid rgba(30, 74, 62, 0.75);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 28px;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

@media (max-width: 860px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 34px 28px;
  }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .footer-inner { grid-template-columns: 1fr; }
  .footer-base { justify-content: flex-start; }
}