/* =========================================================
   AI 工具库 · 轻量主题
   设计：内容优先 / 移动优先 / 无框架 / 无 jQuery
   ========================================================= */

:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-2: #fbfdff;
  --text: #0f172a;
  --text-2: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --line-strong: #cbd5e1;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-soft: #eff6ff;
  --accent: #f97316;
  --green: #059669;
  --green-soft: #ecfdf5;
  --warn-soft: #fff7ed;
  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 18px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 10px 28px rgba(15, 23, 42, .06);
  --shadow-hover: 0 2px 4px rgba(15, 23, 42, .05), 0 16px 36px rgba(15, 23, 42, .09);
  --max: 1180px;
}

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

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

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
svg { flex: none; }

:focus-visible {
  outline: 3px solid rgba(37, 99, 235, .45);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--primary);
  color: #fff;
  padding: 10px 16px;
  z-index: 100;
}
.skip:focus { left: 12px; top: 12px; }

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

/* ---------- 头部 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 26px; height: 64px; min-width: 0; }

.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 17px; letter-spacing: -.02em; white-space: nowrap; }
.logo-mark {
  width: 34px; height: 34px; border-radius: 10px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: #fff; font-size: 13px; font-weight: 800; letter-spacing: -.03em;
}
.logo-text { color: var(--text); }

.nav { display: flex; flex: 1 1 auto; min-width: 0; align-items: center; gap: 22px; font-size: 14px; color: var(--text-2); overflow-x: auto; scrollbar-width: none; }
.nav::-webkit-scrollbar { display: none; }
.nav a { white-space: nowrap; padding: 6px 0; border-bottom: 2px solid transparent; transition: color .18s ease, border-color .18s ease; }
.nav a:hover { color: var(--primary); border-bottom-color: var(--primary); }

.header-search {
  margin-left: auto; display: flex; align-items: center; gap: 8px;
  min-width: 210px; padding: 7px 12px;
  background: var(--bg); border: 1px solid var(--line); border-radius: 999px;
  color: var(--muted);
}
.header-search:focus-within { background: #fff; border-color: #bfdbfe; box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); }
.header-search input { width: 100%; border: 0; outline: 0; background: transparent; font-size: 14px; color: var(--text); }
.header-search input::placeholder { color: #94a3b8; }

/* ---------- 首页 Hero ---------- */
.hero {
  padding: 56px 0 40px;
  background:
    radial-gradient(760px 340px at 18% -10%, #dbeafe 0%, rgba(219, 234, 254, 0) 70%),
    radial-gradient(620px 300px at 92% 0%, #ede9fe 0%, rgba(237, 233, 254, 0) 65%);
  border-bottom: 1px solid var(--line);
}
.eyebrow { margin: 0 0 12px; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--primary); }
.hero h1 { margin: 0 0 14px; max-width: 860px; font-size: clamp(30px, 4.6vw, 46px); line-height: 1.16; letter-spacing: -.035em; }
.hero-sub { margin: 0; max-width: 700px; font-size: 17px; color: var(--muted); }

.hero-search {
  display: flex; gap: 8px; max-width: 640px; margin-top: 26px; padding: 7px;
  background: #fff; border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow);
}
.hero-search input { flex: 1; min-width: 0; border: 0; outline: 0; padding: 10px 14px; font-size: 16px; background: transparent; }
.hero-search button { border: 0; border-radius: 11px; padding: 11px 24px; background: var(--primary); color: #fff; font-weight: 700; cursor: pointer; transition: background .18s ease; }
.hero-search button:hover { background: var(--primary-dark); }

.quick { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 16px; font-size: 13px; color: var(--muted); }
.quick a { padding: 4px 11px; border: 1px solid var(--line); border-radius: 999px; background: #fff; color: var(--text-2); transition: border-color .18s ease, color .18s ease; }
.quick a:hover { border-color: #bfdbfe; color: var(--primary); }
.quick-center { justify-content: center; }

/* ---------- 区块 ---------- */
.section { padding: 38px 0; }
.section-alt { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.section-head h2 { margin: 0; font-size: 22px; letter-spacing: -.02em; }
.more { font-size: 13px; color: var(--primary); font-weight: 600; white-space: nowrap; }
.more:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 分类 ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.cat-card {
  display: flex; align-items: center; gap: 12px;
  padding: 14px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.cat-card:hover { border-color: #bfdbfe; box-shadow: var(--shadow); transform: translateY(-2px); }
.cat-card b { display: block; font-size: 15px; line-height: 1.35; }
.cat-card small { display: block; margin-top: 2px; font-size: 12px; color: var(--muted); line-height: 1.4; }
.cat-ico {
  width: 40px; height: 40px; border-radius: 12px; flex: none;
  display: grid; place-items: center; font-weight: 700; font-size: 15px;
}
.c1 { background: #eff6ff; color: #1d4ed8; }
.c2 { background: #ecfdf5; color: #047857; }
.c3 { background: #fff7ed; color: #c2410c; }
.c4 { background: #f5f3ff; color: #6d28d9; }
.c5 { background: #f0f9ff; color: #0369a1; }
.c6 { background: #fdf2f8; color: #be185d; }

/* ---------- 工具卡片 ---------- */
.grid-tools { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.tool-card {
  display: flex; flex-direction: column; gap: 10px;
  padding: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.tool-card:hover { border-color: #bfdbfe; box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.tool-top { display: flex; align-items: center; gap: 12px; }
.tool-logo {
  width: 44px; height: 44px; border-radius: 12px; flex: none;
  display: grid; place-items: center; overflow: hidden;
  background: linear-gradient(135deg, #eff6ff, #e0e7ff); color: #1d4ed8;
  font-weight: 800; font-size: 17px;
}
.tool-logo img { width: 100%; height: 100%; object-fit: cover; }
.tool-logo-lg { width: 72px; height: 72px; border-radius: 18px; font-size: 26px; }
.tool-title { min-width: 0; }
.tool-name { display: block; font-weight: 750; font-size: 17px; letter-spacing: -.01em; }
.tool-vendor { display: block; margin-top: 1px; font-size: 12px; color: var(--muted); }
.tool-desc {
  margin: 0; font-size: 14px; line-height: 1.6; color: #475569;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge { display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 999px; background: #f1f5f9; color: #475569; font-size: 11px; font-weight: 600; }
.badge.ok { background: var(--green-soft); color: #047857; }
.badge.warn { background: var(--warn-soft); color: #c2410c; }
.tool-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 10px; border-top: 1px dashed var(--line); font-size: 12px; color: var(--muted); }
.score { font-weight: 700; color: var(--text); white-space: nowrap; }
.score b { color: var(--accent); font-size: 16px; }
.score small { color: var(--muted); font-weight: 500; }
.score-lg b { font-size: 30px; line-height: 1; }
.score-lg { display: flex; align-items: baseline; gap: 2px; }

/* ---------- 文章卡片 ---------- */
.grid-articles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.article-card {
  display: flex; flex-direction: column; gap: 8px;
  padding: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.article-card:hover { border-color: #bfdbfe; box-shadow: var(--shadow); transform: translateY(-2px); }
.article-cat { font-size: 12px; font-weight: 700; color: var(--primary); }
.article-card h3 { margin: 0; font-size: 18px; line-height: 1.45; letter-spacing: -.01em; }
.article-card p { margin: 0; font-size: 14px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.article-meta { margin-top: 4px; font-size: 12px; color: #94a3b8; }

/* ---------- 信任区 ---------- */
.trust { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.trust-item { padding: 22px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.trust-ico { display: inline-block; margin-bottom: 10px; font-size: 12px; font-weight: 800; letter-spacing: .08em; color: var(--primary); }
.trust-item h3 { margin: 0 0 6px; font-size: 17px; }
.trust-item p { margin: 0; font-size: 14px; color: var(--muted); }

.submit-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
  margin-top: 20px; padding: 20px 22px;
  background: linear-gradient(120deg, #eff6ff, #f5f3ff);
  border: 1px solid #dbeafe; border-radius: var(--radius);
}
.submit-bar b { display: block; font-size: 16px; }
.submit-bar span { display: block; margin-top: 2px; font-size: 13px; color: var(--muted); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 20px; border-radius: 10px; border: 1px solid var(--line); background: #fff; color: var(--text); font-weight: 700; font-size: 14px; white-space: nowrap; transition: background .18s ease, border-color .18s ease; }
.btn:hover { border-color: var(--line-strong); background: #f8fafc; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

/* ---------- 列表页头 ---------- */
.page-head { padding: 30px 0 6px; }
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 12px; font-size: 12px; color: var(--muted); }
.crumbs a:hover { color: var(--primary); }
.crumbs span { color: #94a3b8; }
.page-head h1 { margin: 0 0 8px; font-size: clamp(26px, 3.6vw, 36px); letter-spacing: -.03em; line-height: 1.2; }
.page-sub { margin: 0; max-width: 780px; color: var(--muted); font-size: 15px; }

.cat-guide { max-width: 820px; margin: 34px 0 0; padding: 24px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.cat-guide h2 { margin: 0 0 10px; font-size: 20px; }
.cat-guide p { margin: 0 0 12px; color: var(--text-2); font-size: 15px; }
.cat-guide ul { margin: 0 0 12px; padding-left: 20px; color: var(--text-2); font-size: 15px; }
.cat-guide li { margin: 6px 0; }

/* ---------- 工具详情 ---------- */
.tool-hero {
  display: flex; align-items: flex-start; gap: 20px;
  margin: 8px 0 20px; padding: 26px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.tool-hero-main { min-width: 0; flex: 1; }
.tool-hero h1 { margin: 0 0 6px; font-size: clamp(23px, 3.2vw, 31px); line-height: 1.28; letter-spacing: -.03em; }
.tagline { margin: 0 0 10px; color: var(--muted); font-size: 15px; }
.tool-hero-cta { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; flex: none; }
.cta-note { font-size: 11px; color: #94a3b8; }

.layout { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 20px; align-items: start; }

.prose { padding: 30px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); min-width: 0; }
.prose > *:first-child { margin-top: 0; }
.prose h2 { margin: 34px 0 12px; padding-left: 12px; border-left: 4px solid var(--primary); font-size: 22px; line-height: 1.4; letter-spacing: -.02em; }
.prose h3 { margin: 24px 0 8px; font-size: 18px; line-height: 1.45; }
.prose p { margin: 0 0 14px; color: var(--text-2); }
.prose ul, .prose ol { margin: 0 0 16px; padding-left: 22px; color: var(--text-2); }
.prose li { margin: 6px 0; }
.prose strong { color: var(--text); }
.prose a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }
.prose table { width: 100%; margin: 16px 0; border-collapse: collapse; font-size: 14px; }
.prose th, .prose td { padding: 10px 12px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.prose th { background: #f8fafc; font-weight: 700; }
.prose details { margin: 10px 0; padding: 12px 16px; background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.prose summary { cursor: pointer; font-weight: 700; color: var(--text); }
.prose details p { margin: 10px 0 0; }
.prose blockquote { margin: 16px 0; padding: 12px 18px; border-left: 4px solid #bfdbfe; background: #f8fbff; color: var(--text-2); }
.prose code { padding: 1px 5px; background: #f1f5f9; border-radius: 4px; font-size: .92em; }

.quick-facts-mobile { display: none; }
.facts { margin: 0; }
.fact { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; padding: 11px 16px; border-bottom: 1px solid var(--line); font-size: 14px; }
.fact:last-child { border-bottom: 0; }
.fact dt { color: var(--muted); flex: none; }
.fact dd { margin: 0; text-align: right; font-weight: 600; color: var(--text); }
.facts-stack .fact { padding: 9px 0; }
.facts-stack .fact dd { font-weight: 600; }

.verify-line { margin: 22px 0 0; padding-top: 14px; border-top: 1px dashed var(--line); font-size: 12px; color: #94a3b8; }

.sidebar { min-width: 0; }
.side-card { margin-bottom: 16px; padding: 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.side-title { margin: 0 0 10px; font-size: 15px; letter-spacing: -.01em; }
.side-note p { margin: 0; font-size: 13px; color: var(--muted); }
.side-note a { color: var(--primary); }
.side-card .tool-mini { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px dashed var(--line); font-size: 14px; }
.side-card .tool-mini:last-child { border-bottom: 0; }
.tool-mini .tool-logo { width: 34px; height: 34px; border-radius: 9px; font-size: 13px; }
.tool-mini b { display: block; font-weight: 700; }
.tool-mini small { display: block; color: var(--muted); font-size: 12px; line-height: 1.4; }
.text-link { color: var(--primary); }
.text-link:hover { text-decoration: underline; text-underline-offset: 3px; }

.article-single { max-width: 860px; margin: 8px auto 0; }
.article-head { margin-bottom: 16px; }
.article-head h1 { margin: 6px 0 8px; font-size: clamp(26px, 4vw, 38px); line-height: 1.25; letter-spacing: -.03em; }
.article-single .prose { padding: 34px; }
.related-block { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--line); }
.related-block h2 { margin-top: 0; }
.page-single { max-width: 860px; margin: 8px auto 0; }
.page-single h1 { margin: 0 0 14px; font-size: clamp(26px, 4vw, 36px); letter-spacing: -.03em; }

/* ---------- 分页 ---------- */
.pager { display: flex; flex-wrap: wrap; gap: 6px; margin: 28px 0 0; }
.page {
  min-width: 40px; height: 40px; padding: 0 12px;
  display: inline-flex; align-items: center; justify-content: center;
  background: #fff; border: 1px solid var(--line); border-radius: 9px;
  font-size: 14px; color: var(--text-2);
}
a.page:hover { border-color: #bfdbfe; color: var(--primary); }
.page.now { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 700; }

.empty { padding: 44px 22px; text-align: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.empty p { color: var(--muted); margin: 0 0 10px; }
.empty-404 { margin: 40px 0; padding: 56px 22px; }
.empty-404 h1 { margin: 0 0 10px; font-size: clamp(26px, 4vw, 36px); }
.empty-404 .quick { justify-content: center; margin: 18px 0 22px; }

.page-head-inline { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 8px 0 0; }
.page-head-inline h1 { margin: 0; font-size: clamp(24px, 3.4vw, 32px); letter-spacing: -.03em; }
.inline-search { display: flex; gap: 8px; }
.inline-search input { width: 240px; padding: 9px 12px; border: 1px solid var(--line); border-radius: 9px; background: #fff; outline: 0; }
.inline-search input:focus { border-color: #bfdbfe; box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); }
.inline-search button { padding: 9px 16px; border: 0; border-radius: 9px; background: var(--primary); color: #fff; font-weight: 700; cursor: pointer; }

/* ---------- 页脚 ---------- */
.site-footer { margin-top: 64px; padding: 44px 0 26px; background: #0b1220; color: #94a3b8; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 30px; }
.site-footer h3 { margin: 0 0 12px; font-size: 14px; color: #e2e8f0; letter-spacing: .02em; }
.site-footer ul { margin: 0; padding: 0; list-style: none; }
.site-footer li { margin: 7px 0; }
.site-footer a { color: #94a3b8; transition: color .18s ease; }
.site-footer a:hover { color: #fff; }
.footer-brand p { margin: 14px 0 0; max-width: 360px; font-size: 13px; line-height: 1.7; color: #94a3b8; }
.footer-contact { color: #64748b; }
.logo-light .logo-text { color: #f1f5f9; }
.logo-light .logo-mark { background: linear-gradient(135deg, #3b82f6, #8b5cf6); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; margin-top: 32px; padding-top: 18px; border-top: 1px solid #1e293b; font-size: 12px; color: #64748b; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .nav { gap: 16px; font-size: 13px; }
  .header-search { min-width: 170px; }
  .cat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .layout { grid-template-columns: minmax(0, 1fr) 300px; }
}

@media (max-width: 860px) {
  .header-search { display: none; }
  .grid-tools { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .layout { grid-template-columns: 1fr; }
  .sidebar { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .sidebar .side-card { margin-bottom: 0; }
  .trust { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .tool-hero { flex-wrap: wrap; }
  .tool-hero-cta { width: 100%; flex-direction: row; align-items: center; justify-content: space-between; }
}

@media (max-width: 620px) {
  .wrap { padding: 0 16px; }
  .header-inner { gap: 14px; height: 58px; }
  .logo-text { display: none; }
  .nav { gap: 15px; font-size: 13px; }
  .hero { padding: 38px 0 28px; }
  .hero h1 { font-size: 29px; }
  .hero-sub { font-size: 15px; }
  .hero-search { margin-top: 20px; }
  .hero-search button { padding: 10px 16px; }
  .section { padding: 28px 0; }
  .section-head h2 { font-size: 20px; }
  .grid-tools, .grid-articles { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cat-card { padding: 12px; gap: 10px; }
  .cat-card small { display: none; }
  .submit-bar { flex-direction: column; align-items: flex-start; }
  .prose { padding: 20px; }
  .prose h2 { font-size: 20px; }
  .tool-hero { padding: 18px; }
  .tool-hero .tool-logo { width: 56px; height: 56px; border-radius: 14px; }
  .tool-hero-cta { flex-wrap: wrap; }
  .quick-facts-mobile { display: block; margin-bottom: 18px; padding: 4px 0; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface-2); }
  .quick-facts-mobile .fact { padding: 9px 12px; }
  .sidebar { grid-template-columns: 1fr; }
  .article-single .prose { padding: 20px; }
  .inline-search input { width: 100%; }
  .inline-search { width: 100%; }
  .page-head-inline { align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; gap: 22px; }
  .site-footer { margin-top: 40px; padding-top: 32px; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* ---------- 正文增强 ---------- */
.lead {
  margin: 0 0 18px; padding: 14px 16px;
  background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius-sm);
  font-size: 16px; line-height: 1.75; color: var(--text-2);
}
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 14px 0 18px; }
.pros-cons > div { padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; }
.pros-cons h3 { margin: 0 0 6px; font-size: 15px; }
.pros h3 { color: var(--green); }
.cons h3 { color: #b91c1c; }
.pros-cons ul { margin: 0; padding-left: 20px; }
.pros-cons li { margin: 5px 0; font-size: 14px; color: var(--text-2); }
a.tool-mini { color: inherit; }
a.tool-mini:hover b { color: var(--primary); }
@media (max-width: 620px) {
  .pros-cons { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .side-facts { display: none; }
}

/* 相关工具（正文与侧栏通用） */
.tool-mini {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 0; border-bottom: 1px dashed var(--line);
}
.tool-mini:last-child { border-bottom: 0; }
.tool-mini .tool-logo { width: 34px; height: 34px; border-radius: 9px; font-size: 13px; }
.tool-mini b { display: block; font-weight: 700; font-size: 14px; }
.tool-mini small { display: block; color: var(--muted); font-size: 12px; line-height: 1.4; }