/* HG2088 足球下载站 · 版式：左窄栏目录树 + 右宽正文（Broadcast Editorial） */
:root {
  --ink: #0b0f0e;
  --ink-2: #121917;
  --ink-3: #1b2422;
  --line: #263230;
  --line-soft: #1f2b29;
  --text: #e8efec;
  --muted: #9aa9a4;
  --lime: #b5f04b;
  --lime-dim: #7fae35;
  --teal: #2f6f63;
  --paper: #f4f6f3;
  --radius: 14px;
  --font-display: "Noto Serif SC", "Songti SC", Georgia, serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --shadow: 0 18px 40px rgba(0, 0, 0, .35);
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: .01em;
}

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

a { color: var(--lime); text-decoration: none; }
a:hover { color: #d6ff8a; }

.wrap {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(11, 15, 14, .92);
  border-bottom: 1px solid var(--line-soft);
  backdrop-filter: blur(10px);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 66px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: .04em;
  flex: none;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  border: 1px solid var(--line);
}

.brand span { font-size: 16px; }

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  flex-wrap: wrap;
}

.nav a {
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 14.5px;
  line-height: 1;
}

.nav a:hover { color: var(--text); background: var(--ink-3); }

.nav a.is-active {
  color: var(--ink);
  background: var(--lime);
  font-weight: 600;
}

.menu-btn {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--ink-2);
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
}

/* ---------- 主体骨架：左窄栏 + 右宽区 ---------- */
.frame {
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  gap: 34px;
  align-items: start;
  padding: 34px 0 56px;
}

.rail {
  position: sticky;
  top: 92px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--ink-2), var(--ink));
  padding: 18px 16px;
}

.rail h2 {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--lime-dim);
  font-family: var(--font-body);
  font-weight: 700;
}

.rail ol {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  counter-reset: railc;
}

.rail ol li { counter-increment: railc; }

.rail ol li a {
  display: flex;
  gap: 10px;
  padding: 8px 6px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.5;
  border-bottom: 1px dashed var(--line-soft);
}

.rail ol li a::before {
  content: counter(railc, decimal-leading-zero);
  color: var(--lime-dim);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  flex: none;
  padding-top: 2px;
}

.rail ol li a:hover { color: var(--text); background: var(--ink-3); }

.rail .rail-note {
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
  padding-top: 12px;
  margin: 0;
}

/* ---------- 通用标题 ---------- */
.eyebrow {
  font-size: 12px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--lime-dim);
  margin: 0 0 10px;
  font-weight: 700;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.32;
  letter-spacing: .01em;
}

h1 { font-size: clamp(26px, 3.4vw, 40px); margin: 0 0 16px; }
h2 { font-size: clamp(21px, 2.2vw, 27px); margin: 44px 0 14px; }
h3 { font-size: 19px; margin: 28px 0 10px; }

p { margin: 0 0 18px; }

.lede {
  font-size: 17.5px;
  color: #cfdad5;
  border-left: 3px solid var(--lime);
  padding-left: 16px;
  margin: 0 0 26px;
}

/* ---------- 首页分区 ---------- */
section { scroll-margin-top: 90px; }

.sec-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 10px;
  margin-bottom: 22px;
}

.sec-head h2 {
  margin: 0;
  font-size: 22px;
}

.sec-head .sec-tag {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: .12em;
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 26px;
  align-items: center;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--line-soft);
}

.hero .hero-copy h1 span { color: var(--lime); }

.hero-figure {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-figure img { width: 100%; }

.hero-figure figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 26px 16px 12px;
  font-size: 12.5px;
  color: #d7e2dc;
  background: linear-gradient(180deg, rgba(11,15,14,0), rgba(11,15,14,.9));
}

.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
}

.btn-primary { background: var(--lime); color: var(--ink); }
.btn-primary:hover { background: #d6ff8a; color: var(--ink); }
.btn-ghost { border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--lime-dim); color: var(--lime); }

.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.stat-strip div {
  background: var(--ink-2);
  padding: 16px 18px;
}

.stat-strip b {
  display: block;
  font-size: 22px;
  color: var(--lime);
  font-family: var(--font-display);
}

.stat-strip small { color: var(--muted); font-size: 13px; }

.cols-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.cols-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }

.card {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }

.card .card-body { padding: 16px 18px 18px; }

.card h3 { margin: 0 0 8px; font-size: 18.5px; }
.card h3 a { color: var(--text); }
.card h3 a:hover { color: var(--lime); }

.card p { margin: 0 0 12px; color: var(--muted); font-size: 14.5px; }

.meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: .04em;
}

.meta .tag {
  color: var(--lime-dim);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 9px;
}

.split {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 22px;
  align-items: start;
}

.list-plain { list-style: none; margin: 0; padding: 0; }

.list-plain li {
  border-bottom: 1px solid var(--line-soft);
  padding: 12px 0;
}

.list-plain li:last-child { border-bottom: 0; }

.list-plain a { color: var(--text); font-size: 15.5px; }
.list-plain a:hover { color: var(--lime); }

.list-plain .li-sub { color: var(--muted); font-size: 13px; display: block; }

.quote-band {
  border-left: 3px solid var(--teal);
  background: var(--ink-2);
  padding: 20px 22px;
  border-radius: 0 var(--radius) var(--radius) 0;
  color: #cfdad5;
  font-family: var(--font-display);
  font-size: 17px;
}

.steps-num { list-style: none; margin: 0; padding: 0; counter-reset: stepc; }

.steps-num li {
  counter-increment: stepc;
  position: relative;
  padding: 0 0 18px 46px;
  border-left: 1px solid var(--line);
  margin-left: 14px;
}

.steps-num li:last-child { border-left-color: transparent; padding-bottom: 0; }

.steps-num li::before {
  content: counter(stepc);
  position: absolute;
  left: -15px;
  top: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--ink-3);
  border: 1px solid var(--lime-dim);
  color: var(--lime);
  font-size: 13px;
  display: grid;
  place-items: center;
  font-variant-numeric: tabular-nums;
}

.steps-num h3 { margin: 2px 0 6px; font-size: 17px; }

.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.cat-tile {
  display: block;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 18px;
  background: linear-gradient(150deg, var(--ink-2), var(--ink));
  color: var(--text);
}

.cat-tile:hover { border-color: var(--lime-dim); color: var(--text); }
.cat-tile b { display: block; font-size: 17px; margin-bottom: 6px; font-family: var(--font-display); }
.cat-tile small { color: var(--muted); font-size: 13.5px; line-height: 1.6; }

.faq-item { border-bottom: 1px solid var(--line-soft); padding: 14px 0; }
.faq-item h3 { margin: 0 0 8px; font-size: 17px; }
.faq-item p { margin: 0; color: var(--muted); font-size: 15px; }

/* ---------- 面包屑 ---------- */
.crumbs {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 20px;
}

.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--lime); }
.crumbs span { margin: 0 6px; color: var(--line); }

/* ---------- 栏目页 ---------- */
.cat-head {
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 18px;
  margin-bottom: 24px;
}

.cat-list { list-style: none; margin: 0; padding: 0; }

.cat-list li {
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
  align-items: start;
}

.cat-list img {
  border-radius: 10px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line-soft);
}

.cat-list h3 { margin: 0 0 6px; font-size: 18.5px; }
.cat-list h3 a { color: var(--text); }
.cat-list h3 a:hover { color: var(--lime); }
.cat-list p { margin: 0 0 8px; color: var(--muted); font-size: 14.5px; }

/* ---------- 文章页：正文 + 右侧 aside ---------- */
.article-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 292px;
  gap: 34px;
  align-items: start;
}

.article-head .meta { margin-bottom: 18px; }

.byline {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 24px;
}

.byline .avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--ink-3);
  border: 1px solid var(--lime-dim);
  color: var(--lime);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 16px;
  flex: none;
}

.byline .who { font-size: 14px; }
.byline .who small { display: block; color: var(--muted); font-size: 12.5px; }

.prose p { color: #d3ded9; }

.prose figure {
  margin: 26px 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-2);
}

.prose figure img { width: 100%; }

.prose figcaption {
  padding: 10px 14px;
  font-size: 12.5px;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

.keybox {
  border: 1px solid var(--lime-dim);
  border-radius: var(--radius);
  background: rgba(181, 240, 75, .06);
  padding: 16px 18px;
  margin: 26px 0;
}

.keybox h3 { margin: 0 0 8px; font-size: 16px; color: var(--lime); }
.keybox ul { margin: 0; padding-left: 18px; color: #d3ded9; font-size: 15px; }
.keybox li { margin-bottom: 6px; }

.prose ul, .prose ol { padding-left: 22px; color: #d3ded9; }
.prose li { margin-bottom: 8px; }

.back-cat {
  display: inline-flex;
  margin-top: 30px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 18px;
  font-size: 14px;
}

.aside {
  position: sticky;
  top: 92px;
}

.aside-box {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-2);
  padding: 18px;
  margin-bottom: 18px;
}

.aside-box h2 {
  margin: 0 0 12px;
  font-size: 14px;
  letter-spacing: .12em;
  color: var(--lime-dim);
  font-family: var(--font-body);
}

.aside-box ul { list-style: none; margin: 0; padding: 0; }

.aside-box li {
  border-bottom: 1px dashed var(--line-soft);
  padding: 10px 0;
}

.aside-box li:last-child { border-bottom: 0; padding-bottom: 0; }

.aside-box li a { color: var(--text); font-size: 14.5px; line-height: 1.55; display: block; }
.aside-box li a:hover { color: var(--lime); }
.aside-box li small { display: block; color: var(--muted); font-size: 12px; margin-top: 3px; }

.aside-note { font-size: 13px; color: var(--muted); margin: 0; }

/* ---------- 页脚 ---------- */
.site-foot {
  background: #080b0a;
  border-top: 1px solid var(--line-soft);
  padding: 42px 0 26px;
  margin-top: 20px;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 30px;
}

.site-foot h2 {
  font-size: 14px;
  margin: 0 0 12px;
  color: var(--lime-dim);
  letter-spacing: .14em;
  font-family: var(--font-body);
}

.site-foot p, .site-foot li { color: var(--muted); font-size: 13.5px; line-height: 1.85; }
.site-foot ul { list-style: none; margin: 0; padding: 0; }
.site-foot a { color: var(--muted); }
.site-foot a:hover { color: var(--lime); }

.foot-brand { display: flex; gap: 10px; align-items: center; margin-bottom: 10px; }
.foot-brand img { width: 30px; height: 30px; border-radius: 8px; border: 1px solid var(--line); }
.foot-brand b { color: var(--text); font-size: 15px; }

.foot-legal {
  border-top: 1px solid var(--line-soft);
  margin-top: 28px;
  padding-top: 16px;
  color: #6f7d79;
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .frame { grid-template-columns: 1fr; gap: 22px; }
  .rail { position: static; }
  .rail ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 12px; }
  .article-grid { grid-template-columns: 1fr; }
  .aside { position: static; }
  .split { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .topbar-inner { flex-wrap: wrap; min-height: 60px; }
  .menu-btn { display: block; }
  .nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 8px 0 14px;
    border-top: 1px solid var(--line-soft);
    margin-left: 0;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 13px 14px; border-radius: 10px; font-size: 15.5px; }
  .stat-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cols-2, .cols-3, .cat-grid { grid-template-columns: 1fr; }
  .rail ol { grid-template-columns: 1fr; }
  .cat-list li { grid-template-columns: 1fr; }
  .cat-list img { max-width: 100%; }
  .foot-grid { grid-template-columns: 1fr; gap: 22px; }
  .frame { padding-top: 22px; }
  h2 { margin-top: 34px; }
  .btn { padding: 13px 18px; }
}