/* =============================================================================
   磁力星探 (xingtan.miao2021.shop) 前台样式
   版式参考：聚资源 juzyw.com（白底卡片 + 深色星空首屏 + 蓝色主操作 + 橙红点缀）
   内容全部由 PHP 服务端输出，本文件只负责视觉表现
   ============================================================================= */

:root {
  --blue: #2b6de5;
  --blue-d: #1b55c4;
  --blue-l: #eef4ff;
  --blue-l2: #f5f9ff;
  --orange: #ff5a2e;
  --orange-l: #fff1ec;
  --ink: #1f2329;
  --ink-2: #4e5969;
  --sub: #86909c;
  --sub-2: #a7b0bd;
  --line: #ebedf0;
  --line-2: #f2f4f7;
  --bg: #f4f6f9;
  --card: #fff;
  --radius: 10px;
  --shadow: 0 6px 18px rgba(31, 45, 74, .06);
  --shadow-h: 0 10px 24px rgba(43, 109, 229, .14);
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
        "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--blue); }
img { max-width: 100%; height: auto; border: 0; }
h1, h2, h3, h4, p, ul, ol, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
code, kbd, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 16px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 12px; top: -48px; z-index: 200;
  padding: 8px 14px; background: var(--blue); color: #fff; border-radius: 6px;
  transition: top .2s;
}
.skip-link:focus { top: 8px; color: #fff; }

/* =============================================================================
   1. 顶栏
   ============================================================================= */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 0 rgba(31, 45, 74, .02);
}
.topbar-inner {
  display: flex; align-items: center; gap: 16px;
  height: 58px;
}
.brand { display: flex; align-items: center; gap: 9px; flex: 0 0 auto; }
.brand-mark { display: inline-flex; }
.brand-logo { display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text b { font-size: 17px; letter-spacing: .3px; color: #16233c; }
.brand-text i {
  font-style: normal; font-size: 10px; color: var(--sub-2);
  letter-spacing: .6px; margin-top: 2px;
}

.topnav { display: flex; align-items: center; justify-content: center; gap: 6px; flex: 1 1 auto; min-width: 0; }
.nav-link {
  display: block; padding: 6px 11px; border-radius: 6px;
  font-size: 14px; color: var(--ink-2); white-space: nowrap;
  transition: color .15s, background .15s;
}
.nav-link:hover { color: var(--blue); background: var(--blue-l); }
.nav-link.is-active { color: var(--blue); font-weight: 600; position: relative; }
.nav-link.is-active::after {
  content: ""; position: absolute; left: 11px; right: 11px; bottom: -1px;
  height: 2px; border-radius: 2px; background: var(--blue);
}
.nav-item { position: relative; }
.nav-sub {
  position: absolute; left: 0; top: 100%; z-index: 20;
  min-width: 176px; padding: 8px; display: none;
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  box-shadow: 0 14px 34px rgba(20, 36, 70, .12);
}
.nav-item:hover .nav-sub, .nav-item:focus-within .nav-sub { display: block; }
.nav-sub a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 7px 10px; border-radius: 6px; font-size: 13px; color: var(--ink-2);
}
.nav-sub a:hover { background: var(--blue-l); color: var(--blue); }
.nav-sub em { font-style: normal; font-size: 11px; color: var(--sub-2); }

.topbar-actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.btn-all {
  padding: 6px 13px; border-radius: 6px; font-size: 13px;
  color: var(--blue); background: var(--blue-l); white-space: nowrap;
}
.btn-all:hover { background: #e2edff; color: var(--blue-d); }
.btn-search-icon {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 6px 11px; border-radius: 6px; font-size: 13px; color: var(--ink-2);
  border: 1px solid var(--line);
}
.btn-search-icon:hover { color: var(--blue); border-color: #cfe0ff; background: var(--blue-l2); }
.nav-toggle {
  display: none; width: 34px; height: 34px; padding: 8px 7px;
  border: 1px solid var(--line); border-radius: 8px; background: #fff;
}
.nav-toggle span { display: block; height: 2px; background: #5a6474; border-radius: 2px; margin-bottom: 4px; }
.nav-toggle span:last-child { margin-bottom: 0; }

.mobile-menu {
  display: none; padding: 6px 16px 16px;
  border-top: 1px solid var(--line-2); background: #fff;
  max-height: 70vh; overflow: auto;
}
.mobile-menu[hidden] { display: none; }
.mobile-menu > a {
  display: block; padding: 9px 4px; font-size: 14px; color: var(--ink-2);
  border-bottom: 1px solid var(--line-2);
}
.mm-group { padding: 8px 0; border-bottom: 1px solid var(--line-2); }
.mm-title { display: flex; justify-content: space-between; font-size: 14px; color: var(--ink); }
.mm-title em { font-style: normal; font-size: 11px; color: var(--sub-2); }
.mm-subs { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.mm-subs a {
  padding: 3px 9px; border-radius: 20px; font-size: 12px;
  color: var(--ink-2); background: #f4f6f9;
}

.domain-tip {
  background: #fffdf6; border-bottom: 1px solid #f6edd7;
  color: #a9772a; font-size: 12px; padding: 6px 0;
}
.domain-tip .container { display: flex; justify-content: center; }

/* =============================================================================
   2. 满幅星空 Hero（高仿聚资源首页首屏）
   ============================================================================= */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: #050a18; padding: 30px 0 26px;
}
.hero-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(62% 40% at 50% 138%, rgba(86, 150, 255, .50), transparent 62%),
    radial-gradient(40% 26% at 50% 150%, rgba(150, 200, 255, .55), transparent 60%),
    radial-gradient(1.5px 1.5px at 10% 18%, rgba(255,255,255,.95), transparent 100%),
    radial-gradient(1.2px 1.2px at 22% 62%, rgba(255,255,255,.75), transparent 100%),
    radial-gradient(1.7px 1.7px at 35% 12%, rgba(255,255,255,.85), transparent 100%),
    radial-gradient(1.1px 1.1px at 47% 70%, rgba(255,255,255,.6), transparent 100%),
    radial-gradient(1.6px 1.6px at 60% 26%, rgba(255,255,255,.9), transparent 100%),
    radial-gradient(1.2px 1.2px at 73% 60%, rgba(255,255,255,.7), transparent 100%),
    radial-gradient(1.5px 1.5px at 86% 16%, rgba(255,255,255,.85), transparent 100%),
    radial-gradient(1.2px 1.2px at 93% 64%, rgba(255,255,255,.6), transparent 100%),
    radial-gradient(1.3px 1.3px at 6% 80%, rgba(255,255,255,.6), transparent 100%),
    radial-gradient(1.1px 1.1px at 66% 86%, rgba(255,255,255,.5), transparent 100%),
    linear-gradient(180deg, #04060f 0%, #07112f 58%, #0c2150 100%);
}
.hero-box {
  position: relative; z-index: 1; max-width: 770px; margin: 0 auto; text-align: center;
}
.hero-brand { margin-bottom: 16px; }
.hero-mark {
  display: inline-flex; filter: drop-shadow(0 0 18px rgba(90, 160, 255, .8));
}
.hero-mark svg { width: 72px; height: 72px; }
.hero-h1 {
  font-size: 34px; font-weight: 800; letter-spacing: 3px; margin: 8px 0 5px;
  background: linear-gradient(180deg, #ffffff 0%, #cfe2ff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: 0 2px 26px rgba(90, 160, 255, .5);
}
.hero-domain { font-size: 12.5px; color: #9fb6e0; letter-spacing: 2px; margin: 0; }

.hero-tabs {
  display: flex; align-items: center; justify-content: center; gap: 22px;
  margin: 16px 0 16px;
}
.ht {
  font-size: 14px; color: rgba(255, 255, 255, .66); position: relative; padding: 4px 0;
}
.ht:hover { color: #fff; }
.ht.is-on { color: #fff; font-weight: 600; }
.ht.is-on::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px;
  border-radius: 2px; background: #fff;
}

.hero-search {
  display: flex; align-items: center; max-width: 460px; margin: 0 auto;
  background: #fff; border-radius: 26px; padding: 5px 5px 5px 14px;
  box-shadow: 0 18px 44px rgba(0, 10, 32, .55);
}
.hero-s-ico { display: inline-flex; color: #9aa6b8; margin-right: 8px; }
.hero-s-input {
  flex: 1 1 auto; min-width: 0; border: 0; background: transparent; height: 44px;
  font-size: 14px; color: #1a2336;
}
.hero-s-input::placeholder { color: #a7b0bd; }
.hero-s-input:focus { outline: none; }
.hero-s-btn {
  flex: 0 0 auto; width: 46px; height: 46px; border: 0; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #3f86ff, var(--blue)); color: #fff;
  box-shadow: 0 6px 16px rgba(43, 109, 229, .45);
}
.hero-s-btn:hover { background: linear-gradient(135deg, #2f7bff, var(--blue-d)); }

.hero-engines {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 12px; font-size: 12px; color: rgba(255, 255, 255, .6);
}
.hero-engines a { color: rgba(255, 255, 255, .72); padding: 0 2px; }
.hero-engines a:hover { color: #fff; }
.hero-engines span { opacity: .35; }

.sponsor {
  max-width: 720px; margin: 18px auto 0; padding: 11px 14px 13px;
  background: rgba(255, 255, 255, .92); border-radius: 12px;
  box-shadow: 0 14px 34px rgba(0, 8, 28, .4); backdrop-filter: blur(4px);
}
.sponsor-top {
  display: flex; align-items: center; gap: 8px; font-size: 12px; color: #46506a;
  padding-bottom: 9px; border-bottom: 1px dashed #e3e9f2;
}
.sponsor-tag { color: #9aa3b5; }
.sponsor-info b { color: var(--blue); font-weight: 700; }
.sponsor-more { margin-left: auto; color: var(--blue); }
.sponsor-join {
  padding: 4px 12px; border-radius: 14px; color: #fff;
  background: linear-gradient(135deg, #ff7a45, #ff5a2e);
  font-size: 12px; font-weight: 600;
}
.sponsor-join:hover { color: #fff; filter: brightness(1.05); }
.sponsor-grid {
  display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 4px;
  margin-top: 10px;
}
.sp-item {
  display: block; text-align: center; font-size: 12.5px; color: #44506a;
  padding: 6px 2px; border-radius: 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sp-item:hover { background: #eef4ff; color: var(--blue); }

/* =============================================================================
   3. 频道宫格（首页内容区顶部）
   ============================================================================= */
.cat-block {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 10px; margin-bottom: 14px;
}
.channels {
  display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); gap: 4px;
}
.ch-item {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 8px 4px; border-radius: 10px; min-width: 0;
}
.ch-item:hover { background: #f4f8ff; }
.ch-ico {
  flex: 0 0 auto; width: 38px; height: 38px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; box-shadow: 0 6px 14px rgba(31, 45, 74, .16);
}
.ch-name {
  font-size: 12.5px; font-weight: 600; color: #1f2b40; white-space: nowrap;
}
.ch-item:hover .ch-name { color: var(--blue); }
.ch-desc, .ch-cnt { display: none; }

/* =============================================================================
   3b. 首页内容区（左侧分类栏 + 右侧主区）
   ============================================================================= */
.home-body { padding: 16px 0 32px; }
.home-layout {
  display: grid; grid-template-columns: 162px minmax(0, 1fr); gap: 16px; align-items: start;
}
.home-side {
  position: sticky; top: 74px;
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 10px; display: flex; flex-direction: column; gap: 4px;
}
.hs-link {
  display: flex; align-items: center; gap: 8px; padding: 9px 10px;
  font-size: 13.5px; color: #2b3a52; border-radius: 8px;
}
.hs-link:hover { background: #f4f8ff; color: var(--blue); }
.hs-link svg { color: var(--blue); flex: 0 0 auto; }
.hs-cats { margin-top: 4px; padding-top: 8px; border-top: 1px solid var(--line-2); }
.hs-cats-t { font-size: 12px; color: #99a2b3; padding: 2px 10px 6px; }
.hs-cats-list { list-style: none; }
.hs-cat {
  display: flex; align-items: center; gap: 8px; padding: 7px 10px;
  font-size: 13px; color: #3a475d; border-radius: 6px;
}
.hs-cat:hover { background: #f4f8ff; color: var(--blue); }
.hs-cat svg { color: #9aa6bd; flex: 0 0 auto; }
.hs-cat:hover svg { color: var(--blue); }
.hs-cat em { margin-left: auto; font-style: normal; font-size: 11px; color: #99a2b3; }
.hs-collapse {
  display: block; text-align: center; margin-top: 6px; padding: 7px;
  font-size: 12px; color: #9aa3b2; border-top: 1px solid var(--line-2);
}
.hs-collapse:hover { color: var(--blue); }

.home-main { min-width: 0; }

/* 首页资源模块（参考聚资源网：图标 + 名称 + 简介） */
.mod {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 14px 16px; margin-bottom: 16px;
}
.mod-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
}
.rec-title .mod-sub {
  font-size: 11.5px; font-weight: 500; color: var(--sub);
  margin-left: 7px; letter-spacing: 0;
}
.mod-grid {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px;
}
.m-card {
  display: flex; align-items: flex-start; gap: 9px; padding: 9px 10px;
  border: 1px solid var(--line-2); border-radius: 9px; background: #fbfcfe;
  min-width: 0; transition: border-color .15s, box-shadow .15s, transform .15s;
}
.m-card:hover {
  border-color: #cfe0fb; background: #fff;
  box-shadow: 0 8px 18px rgba(43, 109, 229, .12); transform: translateY(-1px);
}
.mc-ico { position: relative; flex: 0 0 auto; display: inline-flex; }
.mc-mark {
  position: absolute; top: -6px; left: -6px; font-style: normal;
  font-size: 9px; line-height: 1; padding: 2px 3px; border-radius: 4px;
  color: #fff; background: var(--orange);
  box-shadow: 0 1px 3px rgba(240, 106, 60, .5);
}
.mc-main { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.mc-name {
  font-size: 12.5px; font-weight: 600; color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.m-card:hover .mc-name { color: var(--blue); }
.mc-desc {
  font-size: 11.5px; color: var(--sub); line-height: 1.4;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.mc-meta { display: flex; gap: 6px; margin-top: 2px; font-size: 10px; }
.mc-meta .lc-mag, .mc-meta .lc-site, .mc-meta .lc-size {
  font-size: 10px; line-height: 1.5; padding: 0 4px; border-radius: 4px;
}
.mc-meta .lc-mag { color: var(--blue); background: var(--blue-l); }
.mc-meta .lc-site { color: #0f766e; background: #e6f7f3; }
.mc-meta .lc-size { color: var(--sub); background: var(--line-2); }

/* 资讯文章：三栏 × 每栏 4 条 */
.news-block {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 14px 16px; margin-bottom: 16px;
}
.news-cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.news-col {
  list-style: none; margin: 0; padding: 4px;
  background: var(--blue-l2); border-radius: 8px;
}
.news-col li + li { border-top: 1px dashed #e2e9f5; }
.news-row { display: block; padding: 8px 9px; border-radius: 6px; }
.news-row:hover { background: #fff; }
.nr-t {
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  font-size: 13px; line-height: 1.5; color: var(--ink); word-break: break-word;
}
.news-row:hover .nr-t { color: var(--blue); }
.nr-m { margin-top: 5px; display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--sub); }
.nr-m em {
  font-style: normal; color: var(--blue); background: var(--blue-l);
  padding: 1px 5px; border-radius: 4px; line-height: 1.5;
}

.rec {
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 14px 16px; margin-bottom: 16px;
}
.rec-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px;
}
.rec-title {
  font-size: 16px; font-weight: 700; color: #1f2b40; padding-left: 11px;
  position: relative; line-height: 1.2;
}
.rec-title::before {
  content: ""; position: absolute; left: 0; top: 1px; bottom: 1px; width: 4px;
  border-radius: 3px; background: linear-gradient(180deg, #3f86ff, #2b6de5);
}
.rec-more { font-size: 12.5px; color: var(--blue); }
.rec-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }

/* =============================================================================
   4. 首页两栏布局
   ============================================================================= */
.page-main { padding: 16px 0 30px; }
.layout {
  display: grid; grid-template-columns: 176px minmax(0, 1fr); gap: 16px;
  align-items: start;
}
.sidebar { position: sticky; top: 74px; display: flex; flex-direction: column; gap: 12px; }
.side-box {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 12px 10px;
}
.side-title {
  font-size: 13px; font-weight: 600; color: var(--ink);
  padding: 0 6px 8px; margin-bottom: 4px; border-bottom: 1px solid var(--line-2);
}
.side-tree li { border-radius: 6px; }
.side-tree details > summary {
  display: flex; align-items: center; gap: 6px; justify-content: space-between;
  padding: 7px 8px; border-radius: 6px; font-size: 13px; color: var(--ink-2);
  cursor: pointer; list-style: none;
}
.side-tree details > summary::-webkit-details-marker { display: none; }
.side-tree details > summary:hover { background: var(--blue-l); color: var(--blue); }
.side-tree details > summary em { font-style: normal; font-size: 11px; color: var(--sub-2); }
.side-tree details[open] > summary { color: var(--blue); background: var(--blue-l2); }
.st-subs { padding: 2px 0 6px 10px; }
.st-subs a {
  display: flex; justify-content: space-between; gap: 4px;
  padding: 5px 8px; font-size: 12.5px; color: var(--sub);
  border-radius: 5px;
}
.st-cnt { font-size: 10.5px; color: var(--sub-2); }
.st-subs a:hover { color: var(--blue); background: var(--blue-l); }
.st-main {
  display: flex; align-items: center; justify-content: space-between; gap: 6px;
  padding: 7px 8px; border-radius: 6px; font-size: 13px; color: var(--ink-2);
}
.st-main:hover { color: var(--blue); background: var(--blue-l); }
.st-main em { font-style: normal; font-size: 11px; color: var(--sub-2); }
.side-more {
  display: block; margin-top: 6px; padding: 7px 8px; text-align: center;
  font-size: 12px; color: var(--blue); background: var(--blue-l2); border-radius: 6px;
}
.side-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.side-stats li {
  background: #f8fafc; border-radius: 8px; padding: 8px 6px; text-align: center;
}
.side-stats b { display: block; font-size: 16px; color: var(--blue); }
.side-stats span { font-size: 11px; color: var(--sub); }
.side-tip p { font-size: 12px; color: var(--sub); line-height: 1.7; padding: 0 6px; }
.side-tip p + p { margin-top: 6px; }
.side-tip b { color: var(--ink-2); }

.content { min-width: 0; display: flex; flex-direction: column; gap: 14px; }

/* =============================================================================
   5. 推广横幅（替代参考站广告位）
   ============================================================================= */
.promo {
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  padding: 18px 22px; border-radius: 12px;
  background:
    radial-gradient(420px 180px at 88% 20%, rgba(255, 255, 255, .20), transparent 70%),
    linear-gradient(120deg, #2b6de5 0%, #3f8bff 48%, #22c1dc 100%);
  color: #fff; box-shadow: 0 10px 24px rgba(43, 109, 229, .20);
}
.promo::after {
  content: ""; position: absolute; right: 34%; top: -40px;
  width: 160px; height: 160px; border-radius: 50%;
  background: rgba(255, 255, 255, .12);
}
.promo-text { position: relative; z-index: 1; }
.promo-title { font-size: 20px; font-weight: 700; letter-spacing: .5px; }
.promo-title span { font-size: 13px; font-weight: 500; margin-left: 8px; color: #e4f2ff; }
.promo-sub { margin-top: 5px; font-size: 12.5px; color: #e2f0ff; }
.promo-acts { position: relative; z-index: 1; display: flex; gap: 10px; flex: 0 0 auto; }
.promo-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 16px; border-radius: 8px; font-size: 13px;
  color: #dcecff; background: rgba(6, 24, 58, .42);
  border: 1px solid rgba(255, 255, 255, .18);
  backdrop-filter: blur(2px);
}
.promo-btn:hover { color: #fff; background: rgba(6, 24, 58, .6); }
.promo-btn--solid { color: #12305e; background: #fff; border-color: #fff; font-weight: 600; }
.promo-btn--solid:hover { color: #12305e; background: #eef6ff; }

/* =============================================================================
   6. 模块 / 卡片
   ============================================================================= */
.mod {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 16px 16px;
}
.mod-head {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding-bottom: 10px; margin-bottom: 12px; border-bottom: 1px solid var(--line-2);
}
.mod-title {
  display: flex; align-items: center; gap: 8px;
  font-size: 16px; font-weight: 700; color: var(--ink); white-space: nowrap;
}
.mod-title::before {
  content: ""; width: 3px; height: 15px; border-radius: 2px; background: var(--blue);
}
.mod-title em, .mod-cnt {
  font-style: normal; font-size: 12px; font-weight: 400; color: var(--sub);
}
.mod-sub {
  font-style: normal; font-size: 12px; font-weight: 400; color: var(--sub);
  padding: 1px 8px; border-radius: 20px; background: #f4f6f9;
}
.mod-chips { display: flex; flex-wrap: wrap; gap: 6px; flex: 1 1 auto; min-width: 0; }
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 10px; border-radius: 20px; font-size: 12px;
  color: var(--ink-2); background: #f4f6f9; border: 1px solid transparent;
}
.chip:hover { color: var(--blue); background: var(--blue-l); border-color: #d7e6ff; }
.chip.is-active { color: #fff; background: var(--blue); border-color: var(--blue); }
.chip-sm { font-size: 11.5px; padding: 1px 8px; }
.chip-cnt { font-size: 10.5px; opacity: .72; }
.mod-more {
  margin-left: auto; flex: 0 0 auto;
  padding: 4px 12px; border-radius: 20px; font-size: 12px;
  color: var(--blue); background: var(--blue-l);
}
.mod-more:hover { background: #e0ecff; color: var(--blue-d); }
.mod-intro { font-size: 12.5px; color: var(--sub); margin: -4px 0 12px; line-height: 1.7; }

.card-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; }
.card-grid--dense { grid-template-columns: repeat(6, minmax(0, 1fr)); }

.link-card {
  display: flex; flex-direction: column; gap: 8px;
  padding: 11px 11px 9px; border-radius: 9px;
  background: #fff; border: 1px solid var(--line-2);
  transition: border-color .16s, box-shadow .16s, transform .16s;
}
.link-card:hover {
  border-color: #cfe0ff; box-shadow: var(--shadow-h); transform: translateY(-2px);
  color: inherit;
}
.lc-head { display: flex; align-items: flex-start; gap: 7px; min-width: 0; }
.lc-ico { position: relative; flex: 0 0 auto; display: inline-flex; }
.lc-head .ico-box { margin-top: 1px; }
.lc-name {
  font-size: 12.5px; font-weight: 600; color: var(--ink); line-height: 1.4;
  height: 35px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; word-break: break-word;
}
.lc-badge {
  position: absolute; top: -5px; left: -5px;
  font-size: 9px; line-height: 1; padding: 2px 3px;
  border-radius: 4px; color: #fff; background: var(--orange);
  box-shadow: 0 1px 3px rgba(240, 106, 60, .5);
}
.lc-desc {
  font-size: 12px; color: var(--sub); line-height: 1.55; min-height: 37px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.lc-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 6px;
  margin-top: auto; padding-top: 7px; border-top: 1px dashed var(--line-2);
}
.lc-meta { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; min-width: 0; }
.lc-mag, .lc-site, .lc-size, .lc-cat { font-size: 11px; line-height: 1.5; }
.lc-mag { color: var(--blue); background: var(--blue-l); border-radius: 4px; padding: 0 5px; }
.lc-site { color: #0f9d76; background: #e9fbf4; border-radius: 4px; padding: 0 5px; }
.lc-size { color: var(--sub); }
.lc-cat { color: var(--sub-2); }
.lc-btn { font-size: 11.5px; color: var(--blue); white-space: nowrap; }
.link-card:hover .lc-btn { color: var(--blue-d); font-weight: 600; }

/* 文章 */
.art-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 22px; }
.art-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 10px 0; border-bottom: 1px dashed var(--line-2);
}
.ai-main { min-width: 0; flex: 1 1 auto; }
.ai-title {
  display: block; font-size: 13.5px; color: var(--ink); font-weight: 500;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.art-item:hover .ai-title { color: var(--blue); }
.ai-desc {
  display: block; margin-top: 3px; font-size: 12px; color: var(--sub);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.ai-meta { flex: 0 0 auto; display: flex; align-items: center; gap: 8px; font-size: 11.5px; color: var(--sub-2); }
.art-grid--list { display: flex; flex-direction: column; gap: 0; }
.art-card { padding: 14px 0; border-bottom: 1px solid var(--line-2); }
.art-card:last-child { border-bottom: 0; }
.art-card-title { font-size: 15px; font-weight: 600; color: var(--ink); }
.art-card-title:hover { color: var(--blue); }
.art-card-desc { margin-top: 5px; font-size: 12.5px; color: var(--sub); line-height: 1.7; }
.art-card-meta { display: flex; align-items: center; gap: 10px; margin-top: 8px; font-size: 11.5px; color: var(--sub-2); }

/* =============================================================================
   7. 二级页深色信息带
   ============================================================================= */
.page-band {
  position: relative; overflow: hidden;
  background:
    radial-gradient(700px 300px at 80% -30%, rgba(64, 128, 255, .38), transparent 70%),
    linear-gradient(120deg, #071226 0%, #0c1f44 55%, #12376c 100%);
  color: #fff; padding: 18px 0 20px;
}
.band-inner { position: relative; z-index: 1; }
.page-band .crumb { color: #9fb4d6; font-size: 12px; margin-bottom: 8px; }
.page-band .crumb a { color: #9fb4d6; }
.page-band .crumb a:hover { color: #fff; }
.page-band .crumb-cur { color: #dbe7fb; }
.page-band .crumb-sep { margin: 0 6px; color: #5f769c; }
.band-title { font-size: 22px; font-weight: 700; letter-spacing: .3px; }
.band-sub { margin-top: 6px; font-size: 12.5px; color: #a9bedd; max-width: 820px; line-height: 1.7; }
.band-search {
  display: flex; margin-top: 14px; max-width: 620px;
  background: #fff; border-radius: 9px; padding: 4px 4px 4px 14px;
  box-shadow: 0 10px 24px rgba(3, 12, 32, .3);
}
.band-search input { flex: 1 1 auto; min-width: 0; border: 0; height: 34px; font-size: 13px; color: var(--ink); background: transparent; }
.band-search input:focus { outline: none; }
.band-search button {
  border: 0; border-radius: 7px; padding: 0 18px; height: 34px;
  background: var(--blue); color: #fff; font-size: 13px;
}
.band-search button:hover { background: var(--blue-d); }

.crumb { font-size: 12px; color: var(--sub); margin-bottom: 10px; }
.crumb a { color: var(--sub); }
.crumb a:hover { color: var(--blue); }
.crumb-sep { margin: 0 6px; color: var(--sub-2); }
.crumb-cur { color: var(--ink-2); }
.page-hint { font-size: 12px; color: var(--sub); margin-bottom: 8px; }

/* =============================================================================
   8. 详情页
   ============================================================================= */
.layout--detail { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 16px; align-items: start; }
.layout--article { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 16px; align-items: start; }

.detail {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 22px 22px;
}
.detail-head { padding-bottom: 14px; border-bottom: 1px solid var(--line-2); }
.detail-title-row { display: flex; align-items: flex-start; gap: 12px; }
.detail-title { font-size: 22px; font-weight: 700; line-height: 1.4; color: var(--ink); }
.detail-sub { margin-top: 6px; font-size: 13px; color: var(--sub); }
.detail-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px;
  margin-top: 12px; font-size: 12.5px; color: var(--sub);
}
.detail-meta a { color: var(--blue); }
.detail-body { padding-top: 16px; }
.detail-body h2 {
  font-size: 16px; font-weight: 700; margin: 20px 0 10px; color: var(--ink);
  padding-left: 10px; border-left: 3px solid var(--blue); line-height: 1.4;
}
.detail-body h2:first-child { margin-top: 4px; }
.detail-body p { font-size: 13.5px; line-height: 1.85; color: var(--ink-2); margin-bottom: 10px; }
.detail-list { padding-left: 2px; }
.detail-list li {
  position: relative; padding-left: 16px; margin-bottom: 7px;
  font-size: 13.5px; color: var(--ink-2); line-height: 1.8;
}
.detail-list li::before {
  content: ""; position: absolute; left: 2px; top: 9px;
  width: 5px; height: 5px; border-radius: 50%; background: #a9c6ff;
}
.detail-tip { font-size: 12.5px; color: var(--sub); }
.detail-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line-2); }
.dt-label { font-size: 12.5px; color: var(--sub); }

.info-table { width: 100%; border-collapse: collapse; font-size: 13px; margin-bottom: 6px; }
.info-table th, .info-table td { text-align: left; padding: 9px 12px; border: 1px solid var(--line); }
.info-table th { width: 116px; color: var(--sub); font-weight: 500; background: #fafbfd; }
.info-table td { color: var(--ink-2); word-break: break-all; }

.mag-box {
  margin: 6px 0 16px; padding: 14px 16px; border-radius: 10px;
  background: linear-gradient(180deg, #f3f8ff, #eef4ff);
  border: 1px dashed #b9d3ff;
}
.mag-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.mag-tag {
  font-size: 10.5px; letter-spacing: 1px; font-weight: 700;
  color: #fff; background: var(--blue); border-radius: 4px; padding: 1px 6px;
}
.mag-hash { font-size: 11.5px; color: var(--sub); font-family: ui-monospace, Menlo, Consolas, monospace; word-break: break-all; }
.mag-uri {
  margin: 10px 0; padding: 10px 12px; border-radius: 8px; background: #fff;
  border: 1px solid #dbe8ff; font-size: 11.5px; line-height: 1.7; color: #2b3a52;
  word-break: break-all;
}
.mag-act { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.mag-tip { font-size: 11.5px; color: var(--sub); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 18px; border-radius: 8px; font-size: 13.5px; border: 1px solid transparent;
}
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 6px 14px rgba(43, 109, 229, .24); }
.btn-primary:hover { background: var(--blue-d); color: #fff; }
.btn-ghost { background: #fff; color: var(--blue); border-color: #cfe0ff; }
.btn-ghost:hover { background: var(--blue-l); color: var(--blue-d); }

.code-block {
  margin: 8px 0 14px; padding: 12px 14px; border-radius: 8px;
  background: #0f1b30; color: #bcd4ff; font-size: 12px; line-height: 1.7;
  overflow: auto; white-space: pre-wrap; word-break: break-all;
}

.sidebar--article .side-box { padding: 14px 14px; }
.side-links li { padding: 7px 0; border-bottom: 1px dashed var(--line-2); }
.side-links li:last-child { border-bottom: 0; }
.side-links a { font-size: 13px; color: var(--ink-2); line-height: 1.6; }
.side-links a:hover { color: var(--blue); }

/* 富文本正文 */
.rich { font-size: 14px; color: #2b3a52; line-height: 1.9; }
.rich h2 { margin: 24px 0 12px; font-size: 17px; color: var(--ink); }
.rich h3 { margin: 20px 0 10px; font-size: 15px; color: var(--ink); }
.rich p { margin-bottom: 12px; }
.rich ul, .rich ol { margin: 0 0 14px; padding-left: 20px; list-style: disc; }
.rich ol { list-style: decimal; }
.rich li { margin-bottom: 6px; }
.rich a { color: var(--blue); text-decoration: underline; }
.rich img { display: block; margin: 14px auto; border-radius: 8px; }
.rich blockquote {
  margin: 14px 0; padding: 10px 14px; border-left: 3px solid #cfe0ff;
  background: #f7faff; color: var(--ink-2); border-radius: 0 8px 8px 0;
}
.rich table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 13px; }
.rich th, .rich td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; }
.rich th { background: #fafbfd; }
.rich pre { background: #0f1b30; color: #bcd4ff; padding: 12px 14px; border-radius: 8px; overflow: auto; font-size: 12.5px; }

/* =============================================================================
   9. 通用组件
   ============================================================================= */
.chip-row { display: flex; flex-wrap: wrap; gap: 7px; }
.inline-search { display: flex; gap: 8px; max-width: 520px; margin: 4px 0 16px; }
.inline-search input {
  flex: 1 1 auto; min-width: 0; height: 38px; padding: 0 12px;
  border: 1px solid var(--line); border-radius: 8px; background: #fff;
}
.inline-search input:focus { outline: none; border-color: #a9c6ff; box-shadow: 0 0 0 3px rgba(43, 109, 229, .10); }
.inline-search button {
  flex: 0 0 auto; padding: 0 18px; height: 38px; border: 0; border-radius: 8px;
  background: var(--blue); color: #fff; font-size: 13px;
}
.inline-search button:hover { background: var(--blue-d); }

.pager {
  display: flex; align-items: center; flex-wrap: wrap; gap: 6px;
  margin-top: 18px; font-size: 13px;
}
.pager .pg {
  min-width: 32px; padding: 5px 10px; text-align: center;
  border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--ink-2);
}
.pager a.pg:hover { color: var(--blue); border-color: #cfe0ff; background: var(--blue-l); }
.pager .pg.is-active { background: var(--blue); border-color: var(--blue); color: #fff; }
.pager .pg.is-disabled { color: var(--sub-2); background: #fafbfc; }
.pg-gap { padding: 0 2px; color: var(--sub-2); }
.pg-info { margin-left: 6px; font-size: 12px; color: var(--sub); }

.empty {
  padding: 26px 4px; text-align: center; font-size: 13px; color: var(--sub);
}
.empty a { color: var(--blue); }

.notfound { text-align: left; }
.notfound-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }

.nav-all { display: flex; flex-direction: column; gap: 14px; }
.nav-group { margin: 0; }

/* =============================================================================
   10. 页脚
   ============================================================================= */
.site-footer {
  margin-top: 8px; background: #fff; border-top: 1px solid var(--line);
  padding: 22px 0 26px;
}
.foot-tags {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
  padding-bottom: 14px; margin-bottom: 16px; border-bottom: 1px solid var(--line-2);
}
.foot-tags-label { font-size: 12.5px; color: var(--sub); margin-right: 4px; }
.footer-top { display: grid; grid-template-columns: 1.6fr .8fr .8fr .9fr; gap: 26px; }
.foot-name { font-size: 15px; font-weight: 700; color: var(--ink); }
.foot-desc { margin-top: 6px; font-size: 12px; color: var(--sub); line-height: 1.75; }
.foot-stat { margin-top: 8px; font-size: 11.5px; color: var(--sub-2); }
.foot-stat b { color: var(--blue); }
.foot-title { font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 10px; }
.foot-links li { margin-bottom: 7px; }
.foot-links a { font-size: 12.5px; color: var(--sub); }
.foot-links a:hover { color: var(--blue); }
.foot-cnt { margin-left: 5px; font-size: 10.5px; color: var(--sub-2); }
.foot-bottom { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line-2); }
.foot-note { font-size: 11.5px; color: var(--sub); line-height: 1.8; }
.foot-note--dim { color: var(--sub-2); }
.foot-copy { margin-top: 8px; font-size: 11.5px; color: var(--sub-2); }
.foot-copy a { color: var(--sub); }

.to-top {
  position: fixed; right: 18px; bottom: 24px; z-index: 90;
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--line); background: #fff; color: var(--ink-2);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow);
}
.to-top:hover { color: var(--blue); border-color: #cfe0ff; }

/* =============================================================================
   11. 响应式
   ============================================================================= */
@media (max-width: 1180px) {
  .card-grid, .card-grid--dense { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .rec-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .ch-ico { width: 34px; height: 34px; border-radius: 10px; }
  .ch-name { font-size: 12px; }
}

@media (max-width: 1024px) {
  .topnav { display: none; }
  .nav-toggle { display: block; }
  .mobile-menu:not([hidden]) { display: block; }
  .layout { grid-template-columns: 160px minmax(0, 1fr); }
  .card-grid, .card-grid--dense { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .layout--detail, .layout--article { grid-template-columns: minmax(0, 1fr); }
  .home-layout { grid-template-columns: 150px minmax(0, 1fr); }
  .sponsor-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .channels { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .ch-item { justify-content: flex-start; padding: 8px 10px; }
}

@media (max-width: 820px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .sidebar { position: static; order: 2; }
  .content { order: 1; }
  .card-grid, .card-grid--dense { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .art-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 18px; }
  .home-layout { grid-template-columns: minmax(0, 1fr); }
  .home-side { position: static; order: 2; }
  .home-main { order: 1; }
  .channels { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .rec-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .mod-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .news-cols { grid-template-columns: 1fr; }
  .hero-tabs { gap: 16px; flex-wrap: wrap; }
  .promo { flex-direction: column; align-items: flex-start; }
  .promo-title { font-size: 18px; }
  .detail { padding: 16px; }
  .detail-title { font-size: 19px; }
}

@media (max-width: 560px) {
  .topbar-inner { height: 52px; gap: 10px; }
  .brand-text b { font-size: 15px; }
  .brand-text i { display: none; }
  .btn-all { display: none; }
  .btn-search-icon span { display: none; }
  .hero { padding: 22px 0 20px; }
  .hero-h1 { font-size: 24px; letter-spacing: 1px; }
  .hero-search { border-radius: 22px; }
  .hero-s-btn { padding: 0 18px; font-size: 14px; }
  .hero-tabs { gap: 12px; flex-wrap: wrap; }
  .hero-tabs a { font-size: 13px; }
  .channels { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ch-name { font-size: 12.5px; }
  .sponsor { padding: 9px 10px 11px; }
  .sponsor-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .card-grid, .card-grid--dense { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rec-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .mod { padding: 12px; }
  .mod-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .mod-title { font-size: 15px; }
  .mod-more { padding: 4px 9px; font-size: 11.5px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .band-title { font-size: 19px; }
  .mag-act .btn { width: 100%; }
  .ai-meta { display: none; }
}