/* ==========================================================================
   人生就是搏 · 综合体育数据台 / assets/site.css
   共享外壳：reset、变量、中文排版、头部框架、页脚、基础组件
   ========================================================================== */

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

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

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

ul, ol { list-style: none; }

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

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

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

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

/* ---------- 设计令牌 ---------- */
:root {
  --green-night: #0B1F17;
  --green-stand: #07130E;
  --green-turf: #12352A;
  --lime: #C8FF3D;
  --red-timer: #FF4B3E;
  --gold: #B8873B;
  --cream: #F3EBDD;
  --ink: #1A1410;
  --grey-green: #7E8F86;
  --white: #FFFFFF;

  --line-lime: rgba(200, 255, 61, 0.18);
  --line-gold: rgba(184, 135, 59, 0.42);
  --line-soft: rgba(243, 235, 221, 0.10);

  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", serif;
  --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "JetBrains Mono", "Roboto Mono", "SFMono-Regular", "Consolas", "Courier New", monospace;
  --display: "Archivo Black", "ZCOOL KuHei", "Noto Sans SC", "Impact", sans-serif;

  --shell: 1320px;
  --reading: 880px;
  --radius: 2px;
  --ease: cubic-bezier(0.22, 0.8, 0.28, 1);
}

/* ---------- 基础排版 ---------- */
body {
  background-color: var(--green-night);
  background-image:
    radial-gradient(1200px 620px at 12% -10%, rgba(18, 53, 42, 0.85), rgba(11, 31, 23, 0) 70%),
    radial-gradient(900px 520px at 92% 8%, rgba(255, 75, 62, 0.07), rgba(11, 31, 23, 0) 72%),
    repeating-linear-gradient(90deg, rgba(18, 53, 42, 0.38) 0 42px, rgba(7, 19, 14, 0.38) 42px 84px);
  color: rgba(243, 235, 221, 0.86);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.78;
  letter-spacing: 0.012em;
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: 0.02em;
  color: var(--white);
}

h1 { font-size: clamp(2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2.1rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

p { margin-bottom: 0; }
p + p { margin-top: 0.9em; }

strong { color: var(--white); font-weight: 700; }

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

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

/* ---------- 通用工具 ---------- */
.wrap {
  width: min(var(--shell), 100% - 2.4rem);
  margin-inline: auto;
}

.wrap--narrow { width: min(var(--reading), 100% - 2.4rem); }

.section { padding-block: clamp(2.6rem, 6vw, 5.2rem); }

.section-head { margin-bottom: clamp(1.2rem, 3vw, 2.2rem); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--lime);
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--lime);
  opacity: 0.7;
}

.section-title { margin-top: 0.55rem; }

.lede {
  max-width: 62ch;
  margin-top: 0.85rem;
  color: rgba(243, 235, 221, 0.74);
  font-size: 1rem;
}

.rule {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, var(--line-lime), rgba(200, 255, 61, 0));
  margin-block: clamp(1.4rem, 3vw, 2.4rem);
}

.annotation {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--grey-green);
}

/* ---------- 面板与数据组件 ---------- */
.panel {
  position: relative;
  background: linear-gradient(160deg, rgba(18, 53, 42, 0.78), rgba(11, 31, 23, 0.92));
  border: 1px solid var(--line-lime);
  border-radius: var(--radius);
  box-shadow: 0 22px 48px -34px rgba(0, 0, 0, 0.95);
  padding: clamp(1rem, 2.6vw, 1.7rem);
}

.panel--turf {
  background-color: var(--green-turf);
  background-image: repeating-linear-gradient(90deg, rgba(200, 255, 61, 0.045) 0 26px, rgba(0, 0, 0, 0.14) 26px 52px);
}

.score-num {
  display: inline-block;
  font-family: var(--display);
  font-weight: 900;
  font-stretch: condensed;
  font-size: clamp(2.6rem, 8vw, 5.6rem);
  line-height: 0.86;
  letter-spacing: -0.02em;
  color: var(--lime);
}

.tag, .chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.16rem 0.5rem;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--gold);
  white-space: nowrap;
}

.chip { border-color: var(--line-lime); color: var(--lime); }

.data-table { font-size: 0.88rem; }

.data-table th {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--grey-green);
  text-align: left;
  padding: 0.6rem 0.55rem;
  border-bottom: 1px solid var(--line-lime);
}

.data-table td {
  padding: 0.58rem 0.55rem;
  border-bottom: 1px solid var(--line-soft);
}

.data-table tbody tr:hover { background: rgba(200, 255, 61, 0.05); }

.timeline {
  position: relative;
  padding-left: 1.4rem;
  border-left: 1px solid rgba(200, 255, 61, 0.3);
}

.timeline-item { position: relative; padding: 0.7rem 0 0.7rem 0.3rem; }

.timeline-item::before {
  content: "";
  position: absolute;
  left: -1.75rem;
  top: 1.25rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green-night);
  box-shadow: 0 0 0 1px var(--lime);
}

.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--line-lime);
  border-radius: var(--radius);
  overflow: hidden;
}

.compare-side { padding: clamp(0.9rem, 2.4vw, 1.5rem); }

.compare-side + .compare-side {
  border-left: 1px dashed var(--line-gold);
  background: rgba(7, 19, 14, 0.55);
}

/* ---------- 阅读分区（奶油纸） ---------- */
.paper {
  background: var(--cream);
  color: var(--ink);
  border-radius: var(--radius);
  padding: clamp(1.4rem, 3.6vw, 3rem);
  box-shadow: 0 26px 54px -40px rgba(0, 0, 0, 0.9);
}

.paper h2, .paper h3, .paper h4 { color: var(--ink); }

.paper a {
  color: #8B2F12;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.paper .annotation { color: #6F6154; }

.paper .rule { background: linear-gradient(90deg, rgba(26, 20, 16, 0.35), rgba(26, 20, 16, 0)); }

/* ---------- 图片容器（响应式，供页面阶段放图） ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-lime);
  border-radius: var(--radius);
  aspect-ratio: 16 / 9;
  background-color: var(--green-turf);
  background-image: repeating-linear-gradient(90deg, rgba(200, 255, 61, 0.06) 0 30px, rgba(7, 19, 14, 0.5) 30px 60px);
}

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

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 -40px 60px -40px rgba(7, 19, 14, 0.9);
}

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

.media-frame__cap {
  position: absolute;
  left: 0.6rem;
  bottom: 0.5rem;
  z-index: 2;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: rgba(243, 235, 221, 0.82);
  background: rgba(7, 19, 14, 0.72);
  padding: 0.14rem 0.45rem;
  border-radius: var(--radius);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.72rem 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: background-color 0.22s ease, color 0.22s ease, border-color 0.22s ease, transform 0.22s var(--ease);
}

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

.btn--primary { background: var(--lime); color: var(--ink); border-color: var(--lime); }
.btn--primary:hover { background: #D8FF77; border-color: #D8FF77; }

.btn--ghost { background: transparent; color: var(--cream); border-color: rgba(243, 235, 221, 0.32); }
.btn--ghost:hover { border-color: var(--lime); color: var(--lime); }

.btn--gold { background: transparent; color: var(--gold); border-color: var(--line-gold); }
.btn--gold:hover { background: rgba(184, 135, 59, 0.14); }

/* ---------- 面包屑 ---------- */
.breadcrumb {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--grey-green);
  padding-block: 1rem 0;
}

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

.breadcrumb li { display: inline-flex; align-items: center; }

.breadcrumb li + li::before {
  content: "/";
  margin-right: 0.45rem;
  color: rgba(184, 135, 59, 0.75);
}

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

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

/* ==========================================================================
   头部：框架式导航
   ========================================================================== */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 120;
  padding: 0.55rem 0.9rem;
  background: var(--lime);
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: var(--radius);
  transition: top 0.2s ease;
}

.skip-link:focus { top: 0.6rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background-color: var(--green-stand);
  background-image: linear-gradient(180deg, rgba(11, 31, 23, 0.7), rgba(7, 19, 14, 0.98));
  border-bottom: 1px solid var(--line-gold);
  box-shadow: 0 24px 48px -40px rgba(0, 0, 0, 0.98);
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--lime) 0 26%, rgba(200, 255, 61, 0) 58%, rgba(255, 75, 62, 0.75) 100%);
}

.frame-top { position: relative; }

.frame-inner {
  width: min(var(--shell), 100% - 2.4rem);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 1.4vw, 1.1rem);
}

.frame-top .frame-inner { padding-block: 0.6rem; }

.brand { display: inline-flex; align-items: center; gap: 0.6rem; flex: 0 0 auto; }

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--display);
  font-size: 1.05rem;
  line-height: 1;
  border-radius: var(--radius);
  box-shadow: 0 10px 22px -14px rgba(200, 255, 61, 0.95);
}

.brand-text { display: flex; flex-direction: column; line-height: 1.15; }

.brand-name {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  color: var(--white);
}

.brand-sub {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  color: var(--grey-green);
}

.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.38rem;
  padding: 0.2rem 0.48rem;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 0.63rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  white-space: nowrap;
}

.cert-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--gold); }

.cert-badge--footer { font-size: 0.64rem; }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  margin-inline-start: auto;
  padding: 0.45rem 0.6rem;
  border: 1px solid rgba(243, 235, 221, 0.28);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--cream);
  transition: border-color 0.2s ease, color 0.2s ease;
}

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

.nav-toggle-bars { display: inline-flex; flex-direction: column; gap: 4px; width: 16px; }

.nav-toggle-bars i {
  display: block;
  height: 2px;
  background: var(--lime);
  transition: transform 0.25s var(--ease), opacity 0.2s ease;
}

.site-header[data-open] .nav-toggle-bars i:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.site-header[data-open] .nav-toggle-bars i:nth-child(2) { opacity: 0; }
.site-header[data-open] .nav-toggle-bars i:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.site-nav { margin-inline-start: auto; }

.nav-list { display: flex; align-items: center; gap: clamp(0.1rem, 1.2vw, 0.9rem); }

.nav-list > li > a {
  position: relative;
  display: inline-block;
  padding: 0.5rem 0.4rem;
  font-size: 0.92rem;
  color: rgba(243, 235, 221, 0.82);
  transition: color 0.2s ease;
}

.nav-list > li > a::after {
  content: "";
  position: absolute;
  left: 0.4rem;
  right: 0.4rem;
  bottom: 0.16rem;
  height: 2px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.25s var(--ease);
}

.nav-list > li > a:hover { color: var(--white); }
.nav-list > li > a:hover::after { transform: scaleX(1); }

.nav-list > li > a[aria-current="page"] { color: var(--lime); }
.nav-list > li > a[aria-current="page"]::after { transform: scaleX(1); }

.login-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.85rem;
  border: 1px solid rgba(200, 255, 61, 0.55);
  border-radius: var(--radius);
  background: rgba(200, 255, 61, 0.10);
  color: var(--lime);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  white-space: nowrap;
  transition: background-color 0.22s ease, color 0.22s ease;
}

.login-cta:hover { background: var(--lime); color: var(--ink); }

.login-cta-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(200, 255, 61, 0.18);
}

.login-cta:hover .login-cta-dot { background: var(--ink); box-shadow: none; }

/* 备案状态横轨 */
.frame-rail {
  border-top: 1px dashed rgba(184, 135, 59, 0.32);
  background: rgba(11, 31, 23, 0.86);
}

.rail-inner {
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.28rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.07em;
  color: rgba(126, 143, 134, 0.95);
}

.rail-live { display: inline-flex; align-items: center; gap: 0.45rem; }

.rail-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--red-timer);
  box-shadow: 0 0 0 3px rgba(255, 75, 62, 0.18);
  animation: rail-pulse 2.6s ease-in-out infinite;
}

@keyframes rail-pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.88); }
  50% { opacity: 1; transform: scale(1.12); }
}

.rail-meta { display: inline-flex; align-items: center; gap: 0.7rem; }

.rail-cert { display: none; color: var(--gold); }

.rail-icp { color: rgba(243, 235, 221, 0.62); }

/* 滚动进度线 */
.frame-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--lime), var(--gold));
  transform: scaleX(0);
  transform-origin: 0 50%;
  pointer-events: none;
}

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer {
  margin-top: clamp(2.4rem, 6vw, 5rem);
  background-color: var(--green-stand);
  background-image: linear-gradient(180deg, rgba(11, 31, 23, 0.85), rgba(7, 19, 14, 1));
  border-top: 1px solid var(--line-lime);
  color: rgba(243, 235, 221, 0.76);
}

.footer-grid {
  width: min(var(--shell), 100% - 2.4rem);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: clamp(1.3rem, 3vw, 2.8rem);
  padding-block: clamp(2rem, 4.4vw, 3.4rem);
}

.footer-signature {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--white);
}

.footer-tagline {
  margin-top: 0.5rem;
  font-size: 0.84rem;
  color: var(--grey-green);
  max-width: 30ch;
}

.footer-cert { margin-top: 1rem; }

.footer-col-title {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  color: var(--lime);
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 0.85rem;
}

.footer-links { display: grid; gap: 0.5rem; font-size: 0.88rem; }

.footer-links a {
  display: inline-block;
  padding-left: 0.9rem;
  position: relative;
  color: rgba(243, 235, 221, 0.74);
  transition: color 0.2s ease, transform 0.2s ease;
}

.footer-links a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

.footer-links a:hover { color: var(--lime); transform: translateX(2px); }

.contact-list { display: grid; gap: 0.6rem; }

.contact-row { display: grid; gap: 0.08rem; }

.contact-label {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--grey-green);
}

.contact-value {
  font-size: 0.86rem;
  color: var(--cream);
  word-break: break-all;
}

.footer-note {
  margin-top: 0.9rem;
  font-size: 0.76rem;
  color: var(--grey-green);
}

.footer-base { border-top: 1px dashed rgba(184, 135, 59, 0.28); }

.footer-base-inner {
  width: min(var(--shell), 100% - 2.4rem);
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-block: 0.9rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  color: var(--grey-green);
}

.footer-legal { color: rgba(243, 235, 221, 0.66); }

/* ==========================================================================
   显现动效
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.62s var(--ease), transform 0.62s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}

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

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1023px) {
  .frame-top .frame-inner { padding-block: 0.52rem; flex-wrap: nowrap; }

  .brand-sub { display: none; }

  .cert-badge { display: none; }

  .nav-toggle { display: inline-flex; }

  .login-cta { font-size: 0.78rem; padding: 0.45rem 0.62rem; }

  .site-nav {
    position: absolute;
    inset: 100% 0 auto 0;
    display: none;
    margin-inline-start: 0;
    padding: 0.4rem clamp(0.9rem, 4vw, 1.6rem) 1rem;
    background: linear-gradient(180deg, var(--green-stand), var(--green-night));
    border-top: 1px solid rgba(200, 255, 61, 0.25);
    border-bottom: 1px solid var(--line-gold);
    box-shadow: 0 28px 48px -34px rgba(0, 0, 0, 0.98);
    max-height: min(72vh, 540px);
    overflow-y: auto;
  }

  .site-nav[data-open] { display: block; }

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

  .nav-list > li > a {
    display: block;
    padding: 0.78rem 0.2rem;
    font-size: 1rem;
    border-bottom: 1px solid var(--line-soft);
  }

  .nav-list > li > a::after {
    left: 0.2rem;
    right: auto;
    width: 22px;
    bottom: 0.55rem;
  }

  .rail-cert { display: inline; }

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

  .compare-side + .compare-side { border-left: 0; border-top: 1px dashed var(--line-gold); }
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .wrap, .wrap--narrow, .frame-inner, .footer-grid, .footer-base-inner {
    width: min(var(--shell), 100% - 1.6rem);
  }

  .rail-inner { font-size: 0.6rem; letter-spacing: 0.04em; }

  .rail-live { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

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

@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }

  .footer-base-inner { flex-direction: column; align-items: flex-start; }
}

/* ==========================================================================
   可访问性与动效降级
   ========================================================================== */
@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; }

  .rail-dot { animation: none; opacity: 1; }

  .btn:hover, .footer-links a:hover { transform: none; }
}