/* ==========================================================================
   浩瀚体育 · 共享样式表 /assets/site.css
   冷底暖点 · 竞技数据指挥舱
   ========================================================================== */

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

:root {
  --ink: #04080E;
  --deep: #071A2B;
  --deep-2: #0E2740;
  --slate: #16324D;
  --cyan: #37F2DC;
  --amber: #FFA23A;
  --mint: #7DE8B4;
  --ice: #E8F2F4;
  --steel: #8FA6B8;
  --line: #23405C;

  --skew: 22px;

  --font-display: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "JetBrains Mono", "IBM Plex Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --font-serif: "Noto Serif SC", "Songti SC", "SimSun", Georgia, serif;

  --wrap: 1280px;
  --gutter: 24px;
  --top-h: 56px;
  --nav-h: 52px;
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

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

body {
  margin: 0;
  min-height: 100%;
  color: var(--ice);
  font-family: var(--font-body);
  font-size: 16.5px;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--deep);
  background-image:
    linear-gradient(to right, rgba(35, 64, 92, .22) 1px, transparent 1px),
    linear-gradient(180deg, #061827 0%, #071A2B 42%, #050F1C 100%);
  background-size: 128px 100%, 100% 100%;
  background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.15;
  color: var(--ice);
}

p { margin: 0 0 1.2em; }
p:last-child { margin-bottom: 0; }

a { color: var(--cyan); text-decoration: none; }
a:hover { color: #7df9ea; }

ul, ol { margin: 0 0 1.2em; padding-left: 1.15em; }
li { margin-bottom: .35em; }

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

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 40px 0;
}

button { font: inherit; }

::selection { background: rgba(55, 242, 220, .28); color: var(--ice); }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 0;
}

/* --------------------------------------------------------------------------
   布局工具
   -------------------------------------------------------------------------- */

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.grid {
  display: grid;
  gap: 24px;
}

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

.col-4 { grid-column: span 4; }
.col-5 { grid-column: span 5; }
.col-6 { grid-column: span 6; }
.col-7 { grid-column: span 7; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

.edge-cut-b { clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--skew)), 0 100%); }
.edge-cut-t { clip-path: polygon(0 var(--skew), 100% 0, 100% 100%, 0 100%); }

/* --------------------------------------------------------------------------
   排版组件
   -------------------------------------------------------------------------- */

.prose { max-width: 72ch; }
.prose--narrow { max-width: 62ch; }
.prose p { margin: 0 0 1.4em; }

.kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-style: italic;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--steel);
}

.num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
}
.num--cyan { color: var(--cyan); }
.num--amber { color: var(--amber); }
.num--mint { color: var(--mint); }

/* --------------------------------------------------------------------------
   按钮
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid var(--cyan);
  background: transparent;
  color: var(--cyan);
  font-family: var(--font-body);
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .02em;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .16s ease, color .16s ease, border-color .16s ease, transform .16s ease;
}
.btn:hover { background: var(--cyan); color: var(--ink); transform: translateY(-2px); }
.btn--solid { background: var(--cyan); color: var(--ink); }
.btn--solid:hover { background: #5ff7e5; border-color: #5ff7e5; color: var(--ink); }
.btn--amber { border-color: var(--amber); color: var(--amber); }
.btn--amber:hover { background: var(--amber); border-color: var(--amber); color: var(--ink); }
.btn--ghost { border-color: var(--line); color: var(--ice); }
.btn--ghost:hover { background: transparent; border-color: var(--cyan); color: var(--cyan); }

/* --------------------------------------------------------------------------
   面包屑
   -------------------------------------------------------------------------- */

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 22px 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--steel);
}
.breadcrumb a { color: var(--steel); border-bottom: 1px solid transparent; }
.breadcrumb a:hover { color: var(--cyan); border-bottom-color: var(--cyan); }
.breadcrumb__sep { color: var(--line); }
.breadcrumb [aria-current="page"] { color: var(--cyan); }

/* --------------------------------------------------------------------------
   跳转链接
   -------------------------------------------------------------------------- */

.skip-link {
  position: fixed;
  top: -120px;
  left: 12px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--cyan);
  color: var(--ink);
  font-size: .84rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-decoration: none;
  transition: top .16s ease;
}
.skip-link:focus { top: 12px; color: var(--ink); }

/* --------------------------------------------------------------------------
   页头 · 双层信息导航
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(4, 8, 14, .93);
  border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.header-top {
  height: var(--top-h);
  overflow: hidden;
  border-bottom: 1px solid rgba(35, 64, 92, .6);
  transition: height .24s ease;
}
.site-header[data-shrink="true"] .header-top { height: 40px; }

.header-top__inner {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  flex: 0 0 auto;
  color: var(--ice);
  text-decoration: none;
}
.brand:hover { color: var(--ice); }

.brand__mark {
  display: inline-block;
  padding: 3px 6px;
  background: var(--cyan);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .16em;
  line-height: 1.3;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.06rem;
  letter-spacing: -.02em;
  transition: font-size .2s ease;
}
.site-header[data-shrink="true"] .brand__name { font-size: .94rem; }

.header-top__line {
  flex: 1 1 auto;
  min-width: 0;
  max-width: 46ch;
  margin: 0;
  font-size: .8rem;
  font-style: italic;
  color: var(--steel);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity .2s ease, max-width .24s ease;
}
.site-header[data-shrink="true"] .header-top__line {
  flex: 0 1 auto;
  max-width: 0;
  opacity: 0;
}

.header-top__tools {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: auto;
  flex: 0 0 auto;
}

.version-entry {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  border: 1px solid var(--line);
  color: var(--steel);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  transition: border-color .16s ease, color .16s ease, transform .16s ease;
}
.version-entry:hover { border-color: var(--cyan); color: var(--ice); transform: translateY(-2px); }

.version-entry__label { line-height: 1; }

.version-entry__value {
  font-family: var(--font-mono);
  font-size: .92rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
  color: var(--cyan);
}

.score-entry {
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(255, 162, 58, .42);
  color: var(--amber);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  transition: border-color .16s ease, transform .16s ease;
}
.score-entry:hover { border-bottom-color: var(--amber); color: var(--amber); transform: translateY(-2px); }

.lang-tag {
  padding-left: 14px;
  border-left: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--steel);
}

.header-nav { height: var(--nav-h); }

.header-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 100%;
}

.main-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 100%;
  padding: 0 14px;
  color: var(--steel);
  font-size: .94rem;
  font-weight: 600;
  letter-spacing: .02em;
  text-decoration: none;
  transition: color .16s ease;
}
.main-nav__link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 12px;
  height: 1px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .2s ease;
}
.main-nav__link:hover { color: var(--ice); }
.main-nav__link:hover::after { transform: scaleX(1); }
.main-nav__link[aria-current="page"] { color: var(--cyan); }
.main-nav__link[aria-current="page"]::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  min-height: 40px;
  margin-left: auto;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ice);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  cursor: pointer;
  transition: border-color .16s ease, color .16s ease;
}
.nav-toggle:hover { border-color: var(--cyan); color: var(--cyan); }

.nav-toggle__bars {
  position: relative;
  display: block;
  width: 18px;
  height: 10px;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--cyan);
  transition: transform .18s ease;
}
.nav-toggle__bars::before { top: 0; }
.nav-toggle__bars::after { bottom: 0; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(4.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { transform: translateY(-4.5px) rotate(-45deg); }

.nav-toggle__text { line-height: 1; }

/* --------------------------------------------------------------------------
   页脚
   -------------------------------------------------------------------------- */

.site-footer {
  margin-top: 96px;
  background: var(--ink);
  color: var(--steel);
}
.site-footer::before {
  content: "";
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan) 0 96px, var(--line) 96px 100%);
}

.footer-inner {
  max-width: var(--wrap);
  margin-inline: auto;
  padding: 56px var(--gutter) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 1.15fr 1fr 1.1fr;
  gap: 40px 32px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(35, 64, 92, .7);
}

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

.footer-col__title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}
.footer-col__title--amber { color: var(--amber); }
.footer-col__title--mint { color: var(--mint); }

.footer-brand__name {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--ice);
}
.footer-brand__line {
  max-width: 32ch;
  margin: 0 0 14px;
  font-size: .86rem;
  line-height: 1.7;
  color: var(--steel);
}
.footer-brand__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  font-style: italic;
  letter-spacing: .1em;
  color: var(--slate);
}

.footer-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer-list__item {
  position: relative;
  margin: 0;
  padding-left: 12px;
  font-size: .84rem;
  color: var(--steel);
}
.footer-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 5px;
  height: 1px;
  background: var(--line);
}

.footer-version {
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer-version__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(35, 64, 92, .85);
}
.footer-version__num {
  flex: 0 0 auto;
  min-width: 3.4em;
  font-family: var(--font-mono);
  font-size: .95rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--ice);
}
.footer-version__text { font-size: .84rem; }

.footer-contact__row {
  display: block;
  margin: 0 0 12px;
}
.footer-contact__label {
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-style: italic;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--steel);
}
.footer-contact__value {
  display: block;
  font-family: var(--font-mono);
  font-size: .84rem;
  letter-spacing: .01em;
  color: var(--ice);
  word-break: break-all;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
  padding: 20px 0 34px;
  font-size: .76rem;
  letter-spacing: .04em;
}
.footer-legal__copy { margin: 0; color: var(--steel); }
.footer-legal__icp {
  margin: 0;
  font-family: var(--font-mono);
  letter-spacing: .06em;
  color: var(--steel);
}
.footer-legal__links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-left: auto;
}
.footer-legal__link {
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  color: var(--steel);
  transition: color .16s ease, border-color .16s ease;
}
.footer-legal__link:hover { color: var(--cyan); border-bottom-color: var(--cyan); }

/* --------------------------------------------------------------------------
   专题研究板 / 图片容器
   -------------------------------------------------------------------------- */

.panel {
  position: relative;
  padding: 24px;
  border: 1px solid var(--line);
  background: rgba(14, 39, 64, .55);
  box-shadow: 0 1px 0 rgba(55, 242, 220, .12);
}
.panel--cut { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), 0 100%); }

.panel__label {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: .7rem;
  font-style: italic;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--deep-2);
  overflow: hidden;
}
.figure--skew { clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--skew)), 0 100%); }

.figure__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(140deg, var(--deep-2) 0%, var(--ink) 100%);
}
.figure--wide .figure__media { aspect-ratio: 21 / 9; }
.figure--tall .figure__media { aspect-ratio: 3 / 4; }

@supports not (aspect-ratio: 1) {
  .figure__media { height: 240px; }
  .figure--wide .figure__media { height: 200px; }
  .figure--tall .figure__media { height: 360px; }
}

.figure__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.figure:hover .figure__media img { transform: scale(1.02); }

.figure__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(35, 64, 92, .5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(35, 64, 92, .5) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: .7;
}

.figure__caption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-size: .74rem;
  font-style: italic;
  letter-spacing: .06em;
  color: var(--steel);
}

/* --------------------------------------------------------------------------
   进入视口显现
   -------------------------------------------------------------------------- */

.js-reveal [data-reveal] {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .4s ease, transform .4s ease;
}
.js-reveal [data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-count] { font-variant-numeric: tabular-nums; }

/* --------------------------------------------------------------------------
   降低动效
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .js-reveal [data-reveal] { opacity: 1; transform: none; }
  .btn:hover { transform: none; }
  .version-entry:hover,
  .score-entry:hover { transform: none; }
  .figure:hover .figure__media img { transform: none; }
}

/* --------------------------------------------------------------------------
   响应式
   -------------------------------------------------------------------------- */

@media (max-width: 1040px) {
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  :root { --top-h: 52px; --nav-h: 56px; }

  .header-top__line { display: none; }

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

  .main-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: auto;
    z-index: 70;
    height: auto;
    max-height: 82vh;
    overflow-y: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px var(--gutter) calc(20px + env(safe-area-inset-bottom, 0px));
    background: var(--deep-2);
    border-top: 1px solid var(--cyan);
    box-shadow: 0 -18px 40px rgba(4, 8, 14, .72);
    transform: translateY(105%);
    opacity: 0;
    visibility: hidden;
    transition: transform .26s ease, opacity .26s ease, visibility .26s ease;
  }

  .main-nav[data-open="true"] {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .main-nav__link {
    display: flex;
    height: auto;
    padding: 15px 2px 15px 22px;
    border-bottom: 1px solid rgba(35, 64, 92, .7);
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 900;
    letter-spacing: -.01em;
  }
  .main-nav__link::after { display: none; }
  .main-nav__link[aria-current="page"] { color: var(--cyan); }
  .main-nav__link[aria-current="page"]::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 12px;
    height: 1px;
    background: var(--cyan);
    transform: translateY(-50%);
  }

  .grid--12 > [class^="col-"] { grid-column: span 12; }

  .site-footer { margin-top: 72px; }
  .footer-inner { padding-top: 44px; }
}

@media (max-width: 640px) {
  :root { --gutter: 20px; }

  body { font-size: 15.5px; }

  .header-top__inner { gap: 12px; }
  .header-top__tools { gap: 10px; }

  .footer-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .footer-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-legal { flex-direction: column; align-items: flex-start; gap: 10px; }
  .footer-legal__links { margin-left: 0; }

  .figure--tall .figure__media { aspect-ratio: 4 / 5; }
}

@media (max-width: 480px) {
  .lang-tag { display: none; }
  .brand__mark { display: none; }
  .score-entry { font-size: .76rem; }
  .version-entry { padding: 5px 8px; }
}