/* ========== 日逼男女运动 Site Kit —— /assets/site.css ========== */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body { min-height: 100vh; }
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }

/* ---------- 变量 ---------- */
:root {
  --deep-red: #B31B1B;
  --deep-red-dark: #8c1515;
  --ink: #0D0D0D;
  --ink-2: #151515;
  --gold: #D4AF37;
  --gold-light: #e7c75c;
  --slate: #708090;
  --moss: #4B5D42;
  --terracotta: #C67C3D;
  --cream: #F5EFE0;
  --bright-red: #E34A4A;
  --font-head: Georgia, 'Times New Roman', serif;
  --font-body: system-ui, -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --container: 1200px;
  --space-1: .5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --shadow-soft: 0 2px 8px rgba(0, 0, 0, .28);
  --shadow-lift: 0 10px 24px rgba(0, 0, 0, .5);
}

/* ---------- 基础排版 ---------- */
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--cream);
  background-color: var(--ink);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(179, 27, 27, .16), transparent 36%),
    radial-gradient(circle at 88% 4%, rgba(212, 175, 55, .08), transparent 30%);
  background-attachment: fixed;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: .02em;
  color: var(--cream);
}
h1 {
  font-size: clamp(2.1rem, 5vw, 3.5rem);
  text-shadow: 0 0 18px rgba(179, 27, 27, .5), 0 0 2px rgba(212, 175, 55, .35), 0 2px 0 #000;
}
h2 {
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  text-shadow: 0 0 14px rgba(179, 27, 27, .38), 0 1px 0 #000;
}
h3 { font-size: 1.22rem; }
h4 { font-size: 1.05rem; }

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

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

.prose a, .content a {
  color: var(--gold);
  border-bottom: 1px solid rgba(212, 175, 55, .4);
  transition: color .16s, border-color .16s;
}
.prose a:hover, .content a:hover { color: var(--cream); border-bottom-color: var(--cream); }

/* ---------- 跳过链接 ---------- */
.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 300;
  display: inline-block;
  background: var(--gold);
  color: var(--ink);
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .06em;
  padding: .8rem 1.4rem;
  transform: translateY(-160%);
  transition: transform .22s ease;
}
.skip-link:focus { transform: translateY(0); }

/* ---------- 刊头状态条 ---------- */
.topbar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  background: var(--deep-red);
  color: rgba(245, 239, 224, .9);
  font-size: .74rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(0, 0, 0, .35);
}
.topbar-item { padding: .4rem 1.4rem; border-right: 1px solid rgba(245, 239, 224, .25); }
.topbar-item:last-child { border-right: 0; }

/* ---------- 头部：报头与导航 ---------- */
.site-header { position: relative; background: var(--ink); }

.masthead {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-4) var(--space-2) var(--space-3);
  text-align: center;
  border-bottom: 1px solid rgba(212, 175, 55, .35);
}
.masthead-kicker {
  font-size: .72rem;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: .7rem;
}
.brand { display: inline-flex; flex-direction: column; align-items: center; gap: .35rem; }
.brand-cn {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  color: var(--gold);
  letter-spacing: .12em;
  line-height: 1.1;
  text-shadow: 0 0 24px rgba(179, 27, 27, .65), 0 0 3px rgba(212, 175, 55, .4), 2px 2px 0 rgba(0, 0, 0, .9);
  transition: text-shadow .2s, color .2s;
}
.brand:hover .brand-cn {
  color: var(--gold-light);
  text-shadow: 0 0 34px rgba(212, 175, 55, .55), 0 0 30px rgba(179, 27, 27, .5), 2px 2px 0 #000;
}
.brand-en {
  font-size: .68rem;
  letter-spacing: .42em;
  text-transform: uppercase;
  color: var(--slate);
  border-top: 1px solid rgba(112, 128, 144, .4);
  padding-top: .35rem;
}
.masthead-desc {
  margin-top: .8rem;
  font-size: .82rem;
  letter-spacing: .18em;
  color: rgba(245, 239, 224, .72);
}

.site-nav { background: var(--ink-2); border-bottom: 2px solid var(--deep-red); }
.site-nav-inner { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-2); }
.nav-toggle { display: none; }
.nav-menu { display: flex; justify-content: center; flex-wrap: wrap; gap: .15rem; }
.nav-item { margin: 0; }
.nav-link {
  display: block;
  position: relative;
  padding: .95rem 1.15rem;
  color: var(--cream);
  font-size: .92rem;
  letter-spacing: .1em;
  white-space: nowrap;
  transition: color .16s ease, background-color .16s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 50%;
  right: 50%;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--deep-red), var(--gold));
  transition: left .2s ease, right .2s ease;
}
.nav-link:hover { color: var(--gold); background: rgba(212, 175, 55, .06); }
.nav-link:hover::after { left: .75rem; right: .75rem; }
.nav-link[aria-current="page"] { color: var(--gold); background: rgba(212, 175, 55, .08); }
.nav-link[aria-current="page"]::after { left: .75rem; right: .75rem; }

/* ---------- 移动端导航 ---------- */
@media (max-width: 860px) {
  .topbar { display: none; }
  .masthead { padding-top: var(--space-3); }
  .site-nav-inner { padding: 0; display: block; }
  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: .9rem 1.1rem;
    background: var(--ink-2);
    color: var(--cream);
    border-bottom: 1px solid rgba(112, 128, 144, .3);
    transition: background-color .16s;
  }
  .nav-toggle:hover { background: #1c1c1c; }
  .nav-toggle-bar {
    display: inline-block;
    position: relative;
    width: 22px;
    height: 2px;
    background: var(--gold);
    transition: background-color .16s;
  }
  .nav-toggle-bar::before,
  .nav-toggle-bar::after {
    content: '';
    position: absolute;
    left: 0;
    width: 22px;
    height: 2px;
    background: var(--gold);
    transition: transform .2s ease;
  }
  .nav-toggle-bar::before { top: -7px; }
  .nav-toggle-bar::after { top: 7px; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar { background-color: transparent; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { transform: translateY(-7px) rotate(-45deg); }
  .nav-toggle-label {
    font-size: .84rem;
    letter-spacing: .22em;
    text-transform: uppercase;
    color: var(--gold);
  }
  .nav-menu {
    display: none;
    flex-direction: column;
    align-items: stretch;
  }
  .site-nav[data-open] .nav-menu { display: flex; }
  .nav-link {
    padding: .95rem 1.2rem;
    border-bottom: 1px solid rgba(112, 128, 144, .14);
    white-space: normal;
  }
  .nav-link::after { display: none; }
  .nav-link[aria-current="page"] { background: rgba(212, 175, 55, .1); }
}

/* ---------- 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: var(--space-6);
  background: var(--deep-red);
  color: rgba(245, 239, 224, .9);
}
.site-footer::before {
  content: '';
  display: block;
  height: 5px;
  background: linear-gradient(90deg, var(--ink) 0%, var(--gold) 50%, var(--ink) 100%);
}
.site-footer-inner {
  display: grid;
  grid-template-columns: 1.9fr .9fr .9fr 1.6fr;
  gap: var(--space-4);
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-5) var(--space-2) var(--space-4);
}
.footer-column { display: grid; align-content: start; gap: .6rem; min-width: 0; }
.footer-brand { align-content: start; }
.footer-nav, .footer-legal, .footer-contact { display: grid; align-content: start; }
.footer-logo {
  font-family: var(--font-head);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--gold);
  text-shadow: 0 0 14px rgba(0, 0, 0, .6);
}
.footer-trust {
  margin-top: .8rem;
  font-size: .88rem;
  line-height: 1.75;
  color: rgba(245, 239, 224, .88);
}
.footer-heading {
  margin-bottom: .9rem;
  padding-left: .6rem;
  border-left: 3px solid var(--gold);
  font-family: var(--font-head);
  font-size: .92rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
}
.footer-links, .footer-contact-list { display: grid; gap: .5rem; }
.footer-links a {
  font-size: .9rem;
  color: rgba(245, 239, 224, .9);
  transition: color .16s;
}
.footer-links a:hover { color: var(--gold); }
.footer-contact-list li {
  font-size: .88rem;
  line-height: 1.6;
  color: rgba(245, 239, 224, .82);
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.8rem;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container);
  margin: 0 auto;
  padding: 1rem var(--space-2);
  border-top: 1px solid rgba(245, 239, 224, .25);
  font-size: .8rem;
  color: rgba(245, 239, 224, .78);
  letter-spacing: .06em;
}
.footer-bottom p { white-space: nowrap; }

@media (max-width: 980px) {
  .site-footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .site-footer-inner { grid-template-columns: 1fr; gap: var(--space-3); padding-top: var(--space-4); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ---------- 返回顶部 ---------- */
.scroll-top {
  position: fixed;
  right: 1.2rem;
  bottom: 1.2rem;
  z-index: 80;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gold);
  color: var(--ink);
  font-size: 1.3rem;
  box-shadow: 0 6px 18px rgba(0, 0, 0, .5);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity .22s ease, transform .22s ease, background-color .18s;
}
.scroll-top:hover { background: var(--cream); }
.scroll-top.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }

/* ---------- 页面骨架 ---------- */
#main-content { display: block; scroll-margin-top: 1rem; }
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-2);
}
.content {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-4) var(--space-2) var(--space-5);
}
.page-head {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-5) var(--space-2) var(--space-2);
}
.page-title { font-size: clamp(2rem, 4.5vw, 3.2rem); margin-bottom: .7rem; }
.page-intro { max-width: 62ch; font-size: 1rem; color: var(--slate); }

/* ---------- 面包屑 ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-3) var(--space-2) 0;
  font-size: .82rem;
  color: var(--slate);
}
.breadcrumbs a { color: var(--gold); transition: color .15s; }
.breadcrumbs a:hover { color: var(--cream); }
.breadcrumbs a:not(:last-child)::after {
  content: '/';
  margin: 0 .55rem;
  color: rgba(112, 128, 144, .55);
}
.breadcrumbs [aria-current="page"] { color: var(--cream); }

/* ---------- 网格 ---------- */
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-3);
}
.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-8 { grid-column: span 8; }
.col-9 { grid-column: span 9; }
.col-12 { grid-column: 1 / -1; }

@media (max-width: 1024px) {
  .col-3, .col-4 { grid-column: span 6; }
  .col-6 { grid-column: span 6; }
  .col-8, .col-9 { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .grid-12 { grid-template-columns: 1fr; }
  .col-3, .col-4, .col-6, .col-8, .col-9, .col-12 { grid-column: 1 / -1; }
}

/* ---------- 长文 ---------- */
.prose { max-width: 72ch; }
.prose p { margin-bottom: 1rem; color: rgba(245, 239, 224, .9); }
.prose h2, .prose h3 { margin-top: var(--space-4); margin-bottom: .8rem; }
.prose ul, .prose ol { margin: .2rem 0 1.2rem 1.3rem; color: rgba(245, 239, 224, .88); }
.prose li { margin-bottom: .4rem; }
.prose li::marker { color: var(--gold); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .72rem 1.4rem;
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .08em;
  border: 1px solid transparent;
  border-radius: 2px;
  transition: transform .16s ease, box-shadow .16s ease, background-color .16s ease, border-color .16s;
}
.btn-primary { background: var(--deep-red); color: var(--cream); }
.btn-primary:hover {
  background: var(--deep-red-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(179, 27, 27, .45);
}
.btn-accent { background: var(--gold); color: var(--ink); }
.btn-accent:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(212, 175, 55, .4);
}
.btn-ghost { border-color: rgba(212, 175, 55, .55); color: var(--gold); background: transparent; }
.btn-ghost:hover {
  background: rgba(212, 175, 55, .12);
  border-color: var(--gold);
  transform: translateY(-2px);
}

/* ---------- 卡片 ---------- */
.card {
  background: var(--ink-2);
  border: 1px solid rgba(112, 128, 144, .28);
  border-radius: 2px;
  padding: var(--space-3);
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: rgba(212, 175, 55, .6);
  box-shadow: var(--shadow-lift);
}
.card h3 { margin-bottom: .5rem; }
.card p { color: var(--slate); font-size: .92rem; }

/* ---------- 标签 ---------- */
.tag {
  display: inline-block;
  padding: .24rem .6rem;
  font-size: .76rem;
  line-height: 1.4;
  letter-spacing: .06em;
  background: var(--moss);
  color: var(--cream);
  border-radius: 2px;
}
.tag-hot { background: var(--deep-red); }
.tag-new { background: var(--terracotta); }

/* ---------- 面板 ---------- */
.panel {
  background: rgba(13, 13, 13, .7);
  border: 1px solid rgba(112, 128, 144, .3);
  border-left: 3px solid var(--gold);
  border-radius: 2px;
  padding: var(--space-3);
}
.panel p + p { margin-top: .5rem; }

/* ---------- 图片容器 ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #141414 10%, #2a1313 55%, var(--deep-red-dark) 100%);
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(112, 128, 144, .25);
  border-radius: 2px;
}
.media-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 34%, rgba(245, 239, 224, .1) 46%, transparent 58%);
}
.media-frame::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 26%;
  background: linear-gradient(transparent, rgba(11, 11, 11, .72));
}

/* ---------- 斜切色带 ---------- */
.band-red {
  display: block;
  width: 100%;
  background: linear-gradient(100deg, var(--deep-red) 0%, var(--deep-red-dark) 60%, var(--ink) 120%);
  clip-path: polygon(0 0, 100% 12%, 100% 100%, 0 88%);
  padding: var(--space-5) var(--space-2);
  margin: var(--space-4) 0;
}

/* ---------- 章节标题 ---------- */
.section-label {
  display: block;
  margin-bottom: .45rem;
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--gold);
}
.section-heading { margin-bottom: var(--space-3); }

/* ---------- 分隔线 ---------- */
.rule-tone {
  border: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, .7), transparent);
  margin: var(--space-5) 0;
}

/* ---------- 滚动显现 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .55s ease, transform .55s ease;
}
[data-reveal].is-revealed { opacity: 1; transform: none; }

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .skip-link { transition: none; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}