/* ============================================================
   美股西西 mgbaba-php 设计系统
   纯手写 CSS，零外部依赖，移动端优先，响应式 H5
   涨跌配色遵循中文习惯：涨=红，跌=绿
   ============================================================ */
:root{
  --brand:#4f46e5;          /* 品牌主色 indigo */
  --brand-d:#4338ca;
  --accent:#10b981;         /* 辅助色 emerald */
  --bg:#f5f6fa;
  --surface:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --line:#e5e7eb;
  --up:#e11d48;             /* 涨=红 */
  --down:#059669;           /* 跌=绿 */
  --warn:#d97706;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 1px 3px rgba(16,24,40,.06),0 8px 24px rgba(16,24,40,.06);
  --shadow-sm:0 1px 2px rgba(16,24,40,.06);
  --maxw:1240px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--text);line-height:1.6;font-size:15px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em;font-weight:700}
h1{font-size:30px}h2{font-size:23px}h3{font-size:18px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 16px}
.muted{color:var(--muted)}
.center{text-align:center}
.up{color:var(--up)}.down{color:var(--down)}.neutral{color:var(--muted)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;border-radius:999px;font-weight:600;
  font-size:14px;cursor:pointer;border:1px solid transparent;transition:.15s;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-d)}
.btn-accent{background:var(--accent);color:#fff}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-danger{background:#fff;border-color:#fca5a5;color:#b91c1c}.btn-danger:hover{background:#fef2f2}
.btn-sm{padding:6px 12px;font-size:13px}

/* ---------- 导航 ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:14px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px}
.brand-mark{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;width:32px;height:32px;
  border-radius:9px;display:grid;place-items:center;font-size:13px;font-weight:800;letter-spacing:.5px}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;flex-wrap:nowrap}
.nav-links>a{padding:8px 10px;border-radius:9px;font-size:13.5px;font-weight:500;color:var(--muted);white-space:nowrap}
.nav-links>a:hover,.nav-links>a.active{color:var(--brand);background:#eef2ff}
.nav-search input{width:180px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;font-size:13px;outline:none}
.nav-search input:focus{border-color:var(--brand)}
.nav-admin{padding:8px 12px;border-radius:9px;background:#eef2ff;color:var(--brand);font-weight:600;font-size:12.5px;white-space:nowrap}
.lang-select{margin-left:4px;padding:7px 8px;border:1px solid var(--line);border-radius:9px;font-size:12.5px;background:var(--surface);color:var(--text);cursor:pointer;outline:none;max-width:118px}
.lang-select:focus{border-color:var(--brand)}
.nav-toggle{display:none;flex-direction:column;gap:4px;background:none;border:0;cursor:pointer;padding:8px;margin-left:auto}
.nav-toggle span{width:22px;height:2px;background:var(--text);border-radius:2px}

/* ---------- 通用区块 ---------- */
.section{margin:34px 0}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px;gap:12px;flex-wrap:wrap}
.section-head a{color:var(--brand);font-weight:600;font-size:14px}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow-sm)}
.card-hover:hover{box-shadow:var(--shadow);transform:translateY(-2px);transition:.18s}
.tag{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap;background:#eef2ff;color:var(--brand)}
.tag-up{background:#ffe4e6;color:var(--up)}.tag-down{background:#d1fae5;color:var(--down)}
.tag-gray{background:#f1f5f9;color:var(--muted)}
.pill{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(135deg,#4f46e5,#10b981);color:#fff;border-radius:24px;padding:46px 30px;margin:26px 0;
  position:relative;overflow:hidden}
.hero h1{font-size:34px;margin-bottom:10px}
.hero p{font-size:16px;opacity:.92;max-width:620px}
.hero .btn{margin-top:18px}
.hero-search{margin-top:20px;display:flex;gap:8px;max-width:480px;flex-wrap:wrap}
.hero-search input{flex:1;min-width:200px;padding:13px 16px;border:0;border-radius:12px;font-size:15px;outline:none}

/* Hero 左右分栏 + 右侧赞助商位 */
.hero-inner{display:grid;grid-template-columns:minmax(0,1fr) 316px;gap:40px;align-items:center;position:relative;z-index:1}
.hero-solo .hero-inner{grid-template-columns:minmax(0,1fr)}
.hero-main{min-width:0}
.hero-ads{display:flex;flex-direction:column;gap:10px;min-width:0}
.hero-ad{display:flex;align-items:center;gap:12px;padding:14px 15px;border-radius:15px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  box-shadow:0 12px 28px -22px rgba(4,12,30,.85);
  color:#fff;text-decoration:none;transition:background .18s,transform .18s,border-color .18s}
.hero-ad:hover{background:rgba(255,255,255,.23);border-color:rgba(255,255,255,.44);transform:translateY(-1px);text-decoration:none}
.hero-ad-logo{flex:0 0 36px;width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:#fff;color:#111827;
  box-shadow:0 4px 10px -6px rgba(4,12,30,.7)}
.hero-ad-logo svg{width:20px;height:20px}
.hero-ad-logo img{width:36px;height:36px;border-radius:11px;object-fit:cover}
.hero-ad-binance .hero-ad-logo{background:linear-gradient(160deg,#f9d552,#f0b90b);color:#1c1c1c}
.hero-ad-okx .hero-ad-logo{background:#0b1220;color:#fff}
.hero-ad-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px}
.hero-ad-name{font-size:14.5px;font-weight:700;line-height:1.32;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hero-ad-sub{font-size:12px;line-height:1.42;color:rgba(255,255,255,.78);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hero-ad-go{flex:0 0 20px;display:grid;place-items:center;opacity:.68;transition:transform .18s,opacity .18s}
.hero-ad:hover .hero-ad-go{opacity:1;transform:translateX(2px)}
.hero-ad-go svg{width:15px;height:15px}

/* ---------- 股票卡 ---------- */
.stock-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.stock-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:block;transition:.18s;box-shadow:var(--shadow-sm)}
.stock-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.stock-card .sym{font-weight:800;font-size:16px}
.stock-card .name{color:var(--muted);font-size:12px;margin-bottom:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stock-card .price{font-size:22px;font-weight:700}
.stock-card .chg{font-size:13px;font-weight:600}
/* 实时行情更新闪烁提示 */
@keyframes flashUp{0%{background:rgba(225,29,72,.18)}100%{background:transparent}}
@keyframes flashDown{0%{background:rgba(5,150,105,.18)}100%{background:transparent}}
.flash-up{animation:flashUp .9s ease-out;border-radius:6px;padding:0 3px}
.flash-down{animation:flashDown .9s ease-out;border-radius:6px;padding:0 3px}

/* ---------- 表格 ---------- */
.table{width:100%;border-collapse:collapse;background:var(--surface);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.table th,.table td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);font-size:14px}
.table th{background:#f8fafc;font-weight:600;color:var(--muted);font-size:13px}
.table tr:last-child td{border-bottom:0}
.table tbody tr:hover{background:#f8fafc}
.table .num{text-align:right;font-variant-numeric:tabular-nums}

/* ---------- 列表页：搜索栏 / 表格排版 / 分页 ---------- */
.filter-bar{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.search-box{position:relative;display:flex;align-items:center;flex:0 0 330px;max-width:100%;
  background:var(--surface);border:1px solid var(--line);border-radius:10px;transition:border-color .15s,box-shadow .15s}
.search-box:focus-within{border-color:var(--brand,#2563eb);box-shadow:0 0 0 3px rgba(37,99,235,.09)}
.search-box .sb-ico{display:inline-flex;padding-left:11px;color:var(--muted);flex:0 0 auto}
.search-box input[type=search]{flex:1 1 auto;min-width:0;border:0;background:transparent;padding:9px 10px;font-size:14px;
  color:var(--text);outline:none;-webkit-appearance:none;appearance:none;font-family:inherit}
.search-box input[type=search]::-webkit-search-cancel-button,.search-box input[type=search]::-webkit-search-decoration{-webkit-appearance:none;display:none}
.search-box .sb-clear{display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;width:21px;height:21px;margin-right:8px;
  border-radius:50%;background:#eef2f7;color:var(--muted);font-size:15px;line-height:1;text-decoration:none}
.search-box .sb-clear:hover{background:#e2e8f0;color:var(--text)}
.filter-count{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
@media (max-width:640px){.search-box{flex:1 1 100%}}

/* 列表表格：日期/标签不折行，摘要两行截断 */
.table-list{table-layout:auto;min-width:760px}
.table-list th,.table-list td{vertical-align:middle}
.table-list .c-date{white-space:nowrap;color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums;width:104px}
.table-list .c-co{min-width:168px}
.table-list .c-type{white-space:nowrap;width:1%}
.table-list .c-act{text-align:right;white-space:nowrap;width:1%}
.table-list .c-num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums;width:1%}
.table-list .c-person{white-space:nowrap;font-weight:600}
.table-list .c-pos{max-width:190px}
.table-list .pos-text{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.co-name{display:block;max-width:250px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700;line-height:1.35}
.co-ticker{display:inline-block;margin-top:4px;padding:1px 6px;border-radius:5px;background:#f1f5f9;
  color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.05em}
.sum-text{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  line-height:1.6;max-width:640px;font-size:13px;color:var(--muted)}
.btn-edgar{white-space:nowrap}
.ins-line{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;line-height:1.5}
.ins-line .ins-who{font-weight:700;color:var(--text)}
.ins-line .ins-pos{color:var(--muted);font-size:12.5px;max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ins-line .ins-num{color:var(--muted);font-variant-numeric:tabular-nums}
.ins-line .ins-val{font-weight:700;font-variant-numeric:tabular-nums}
.list-note{font-size:13px;margin-top:16px}

/* 表单类型标签配色 */
.tag.ft-report{background:#e8f0fe;color:#1d4ed8}
.tag.ft-event{background:#fef3c7;color:#b45309}
.tag.ft-insider{background:#f3e8ff;color:#7e22ce}
.tag.ft-offer{background:#ccfbf1;color:#0f766e}
.tag.ft-hold{background:#e2e8f0;color:#334155}
.tag.ft-other{background:#f1f5f9;color:var(--muted)}

/* 空结果 */
.empty-state{padding:40px 22px;text-align:center}
.empty-state .es-title{font-weight:700;margin:0 0 6px;font-size:15px}
.empty-state .btn{margin-top:12px}

/* ---------- 图表 ---------- */
.chart{width:100%;height:320px}
.chart-sm{width:100%;height:200px}
.chart-empty{width:100%;height:320px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px;background:repeating-linear-gradient(135deg,#fafbfd,#fafbfd 10px,#f4f6fa 10px,#f4f6fa 20px);border-radius:10px}

/* ---------- 文章卡片（无图纯文字，参考式排版） ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:960px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.post-grid{grid-template-columns:1fr}}
.post-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 20px 16px;display:flex;flex-direction:column;gap:10px;transition:.18s;position:relative}
.post-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#c7d2fe}
.pc-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.pc-min{font-size:12px;white-space:nowrap}
.pc-title{font-weight:700;font-size:16.5px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover .pc-title{color:var(--brand-d)}
.pc-excerpt{color:var(--muted);font-size:13.5px;line-height:1.65;flex:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pc-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;
  border-top:1px solid var(--line);padding-top:12px;font-size:12.5px}
.pc-more{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:4px}
.pc-more i{font-style:normal;transition:transform .18s}
.post-card:hover .pc-more i{transform:translateX(3px)}
/* 分类标签配色 */
.tag{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap;background:#eef2ff;color:var(--brand)}
.t-guide{background:#eef2ff;color:#4f46e5}
.t-education{background:#ecfdf5;color:#059669}
.t-comparison{background:#fff7ed;color:#ea580c}
.t-review{background:#f5f3ff;color:#7c3aed}
.t-news{background:#f1f5f9;color:#475569}
.t-risk{background:#fef2f2;color:#dc2626}
.t-binance{background:#fffbeb;color:#b45309}
.t-okx{background:#eff6ff;color:#1d4ed8}

/* ---------- 博客页头 + 分类 chips ---------- */
.blog-hero{margin:30px 0 20px}
.blog-hero h1{font-size:32px;letter-spacing:-.01em}
.blog-hero p{margin-top:8px;font-size:15.5px;max-width:760px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);font-size:13.5px;font-weight:600;color:var(--muted);transition:.15s}
.chip:hover{border-color:#c7d2fe;color:var(--brand)}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff}
.chip-n{font-size:11.5px;font-weight:700;padding:1px 7px;border-radius:999px;background:#f1f5f9;color:var(--muted)}
.chip.active .chip-n{background:rgba(255,255,255,.22);color:#fff}

/* ---------- 上一篇 / 下一篇 ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:26px 0 30px}
.pn-item{display:flex;flex-direction:column;gap:7px;padding:16px 18px;background:var(--surface);
  border:1px solid var(--line);border-radius:14px;text-decoration:none;color:var(--text);
  transition:border-color .16s,box-shadow .16s,transform .16s;min-width:0}
a.pn-item:hover{border-color:var(--brand);box-shadow:0 6px 18px rgba(37,99,235,.10);transform:translateY(-2px)}
.pn-next{text-align:right;align-items:flex-end}
.pn-item.is-empty{background:#fbfcfe;border-style:dashed;cursor:default}
.pn-dir{display:flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;color:var(--brand)}
.pn-arrow{display:inline-flex;align-items:center;justify-content:center;width:19px;height:19px;
  border:1px solid var(--line);border-radius:50%;font-size:11px;line-height:1;background:#fff;
  transition:transform .16s,border-color .16s}
a.pn-item:hover .pn-arrow{border-color:var(--brand)}
.pn-prev:hover .pn-arrow{transform:translateX(-2px)}
.pn-next:hover .pn-arrow{transform:translateX(2px)}
.pn-title{font-size:14.5px;font-weight:600;line-height:1.5;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
a.pn-item:hover .pn-title{color:var(--brand)}
.pn-none{font-size:13px}
.pn-meta{display:flex;align-items:center;gap:8px;margin-top:2px;font-size:12px}
.pn-item.is-empty .pn-dir,.pn-item.is-empty .pn-arrow{color:var(--muted)}
@media(max-width:640px){
  .post-nav{grid-template-columns:1fr;gap:10px;margin:20px 0 24px}
  .pn-next{text-align:left;align-items:flex-start}
}
/* ---------- 文章标签（post tags / tag cloud / 标签聚合页） ---------- */
.tag-cloud{margin-bottom:8px}
.tag-cloud .chip{padding:7px 12px;font-size:13px}
.post-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 14px}
.post-tags-label{font-size:12.5px;font-weight:700;color:var(--muted);letter-spacing:.02em}
.post-tag{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;
  background:#f1f5f9;border:1px solid transparent;font-size:13px;font-weight:600;color:#475569;transition:.15s}
.post-tag:hover{background:var(--brand);color:#fff;transform:translateY(-1px)}

/* 列表卡片内的标签小标 */
.pc-tags{display:flex;flex-wrap:wrap;gap:6px}
.pc-tag{font-size:11.5px;font-weight:600;color:var(--muted);background:#f8fafc;
  border:1px solid var(--line);border-radius:6px;padding:2px 7px;white-space:nowrap}

/* 标签聚合页 hero */
.tag-hero{padding:24px 26px;background:linear-gradient(135deg,#eef2ff 0%,#faf5ff 100%);
  border:1px solid #e0e7ff;border-radius:var(--radius-sm)}
.tag-hero .breadcrumb{margin-bottom:10px}
.tag-hero h1{font-size:29px}
.tag-hero p{margin-top:8px}
.tag-h1-n{font-size:15px;font-weight:600;color:var(--muted);white-space:nowrap}
@media(max-width:600px){.tag-hero{padding:18px}.tag-hero h1{font-size:23px}.tag-h1-n{display:block;margin-top:6px}}

/* ---------- 分页 ---------- */
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin:34px 0 10px;flex-wrap:wrap}
.pg-btn{display:inline-flex;align-items:center;gap:5px;padding:9px 16px;border-radius:10px;font-size:13.5px;font-weight:600;
  background:var(--surface);border:1px solid var(--line);color:var(--text);transition:.15s}
.pg-btn:hover{border-color:var(--brand);color:var(--brand)}
.pg-btn.disabled{opacity:.45;pointer-events:none}
.pg-nums{display:inline-flex;gap:5px}
.pg-num{min-width:36px;height:36px;display:inline-grid;place-items:center;padding:0 8px;border-radius:10px;
  font-size:13.5px;font-weight:600;background:var(--surface);border:1px solid var(--line);color:var(--muted);transition:.15s}
.pg-num:hover{border-color:var(--brand);color:var(--brand)}
.pg-num.active{background:var(--brand);border-color:var(--brand);color:#fff}
.pg-dots{padding:0 4px;color:var(--muted)}
.prose{max-width:760px;line-height:1.85;font-size:17px;color:var(--text)}
.prose>*:first-child{margin-top:0}
.prose p{margin:0 0 1.15em}
.prose>p:first-child{font-size:18px;color:#374151}
.prose h2{font-size:23px;margin:1.9em 0 .7em;padding-bottom:.3em;border-bottom:2px solid var(--line);color:var(--brand-d)}
.prose h3{font-size:19px;margin:1.5em 0 .55em;color:var(--text)}
.prose h4{font-size:16px;margin:1.2em 0 .4em}
.prose a{color:var(--brand);font-weight:500;text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}
.prose strong,.prose b{color:#111827;font-weight:700}
.prose em{color:#374151}
.prose ul,.prose ol{margin:0 0 1.15em;padding-left:1.5em}
.prose li{margin:.4em 0}
.prose ul li::marker{color:var(--brand)}
.prose blockquote{margin:1.3em 0;padding:12px 18px;border-left:4px solid var(--brand);background:#eef2ff;border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:#374151}
.prose blockquote p:last-child{margin-bottom:0}
.prose code{background:#f1f5f9;padding:2px 6px;border-radius:6px;font-size:.9em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.prose pre{background:#0f172a;color:#e2e8f0;padding:16px;border-radius:var(--radius-sm);overflow:auto;margin:1.3em 0;line-height:1.6}
.prose pre code{background:none;padding:0;color:inherit;font-size:14px}
.prose img{border-radius:var(--radius-sm);margin:1.3em 0;box-shadow:var(--shadow-sm)}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.prose table{width:100%;border-collapse:collapse;margin:1.3em 0;font-size:15px;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.prose th{background:#f8fafc;font-weight:600;color:var(--muted)}

/* ---------- 博客正文：标题 + 双栏（正文 | 目录） ---------- */
/* ---------- 文章头部（极简：面包屑 / 标题 / 摘要 / 元信息） ---------- */
.article-wrap{background:var(--surface);border:1px solid #eef0f5;border-radius:20px;
  padding:32px 38px 40px;margin:20px 0 32px}
.article-hero{margin:0 0 26px;padding:0 0 22px;border-bottom:1px solid var(--line)}
.article-hero>*{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:7px;margin:0 0 14px;font-size:12.5px;color:var(--muted)}
.breadcrumb a{color:var(--muted);font-weight:500;transition:.15s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .bc-sep{color:#cfd6e4}
.ah-title{font-size:32px;line-height:1.36;letter-spacing:-.012em;margin:0 0 14px;color:#111827;font-weight:700;max-width:1000px}
.ah-excerpt{margin:0 0 18px;font-size:15.5px;line-height:1.8;color:#59606e;max-width:800px}
.ah-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:#8a94a6;letter-spacing:.01em}
.ah-dot{width:3px;height:3px;border-radius:50%;background:#ced5e2;flex:0 0 3px}
.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 262px;gap:42px;align-items:start;margin-top:0}
.article-body{min-width:0}
.article-body h2{scroll-margin-top:80px}
.article-body h3{scroll-margin-top:80px}
/* 目录：文档式细线侧栏 */
.toc{position:sticky;top:84px;align-self:start;background:transparent;border:0;
  border-left:1px solid #eef0f5;border-radius:0;padding:2px 0 10px 18px;
  max-height:calc(100vh - 120px);overflow:auto;overscroll-behavior:contain;
  scrollbar-width:thin;scrollbar-color:#e3e7f0 transparent}
.toc::-webkit-scrollbar{width:5px}
.toc::-webkit-scrollbar-thumb{background:#e3e7f0;border-radius:99px}
.toc::-webkit-scrollbar-thumb:hover{background:#d2d8e6}
.toc::-webkit-scrollbar-track{background:transparent}
.toc-title{font-size:11px;font-weight:700;letter-spacing:.16em;color:#a2aab9;margin:0 0 12px;padding-left:9px}
.toc-nav{display:flex;flex-direction:column;gap:1px}
.toc-link{position:relative;display:block;padding:6px 9px;border-radius:7px;color:#7c8597;
  font-size:13px;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  transition:color .15s,background .15s}
.toc-link:hover{color:#111827;background:#f6f7fb}
.toc-link.toc-l2:not(:first-child){margin-top:9px}
.toc-link.toc-l3{font-size:12.5px;color:#98a0af;padding-left:20px}
.toc-link.toc-l3:before{content:"";position:absolute;left:9px;top:50%;width:4px;height:4px;
  margin-top:-2px;border-radius:50%;background:#d8dde9}
.toc-link.active{color:var(--brand);background:#eef2ff;font-weight:600}
.toc-link.toc-l3.active:before{background:var(--brand)}
@media (max-width:1080px){
  .article-shell{grid-template-columns:1fr;gap:18px}
  .toc{position:static;max-height:none;order:-1;padding:10px 0 8px;border-left:0;overflow:visible;min-width:0;max-width:100%}
  .toc-title{margin-bottom:8px;font-size:12px;letter-spacing:.08em;padding-left:2px}
  .toc-nav{flex-direction:row;flex-wrap:nowrap;gap:6px;overflow-x:auto;padding-bottom:2px;width:100%;max-width:100%;
    scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .toc-nav::-webkit-scrollbar{display:none}
  .toc-link{flex:0 0 auto;border-radius:999px;font-size:12px;padding:5px 12px;background:#fff;
    border:1px solid #e8ecf4;white-space:nowrap;margin-top:0}
  .toc-link.toc-l2:not(:first-child){margin-top:0}
  .toc-link.toc-l3{padding-left:11px}
  .toc-link.toc-l3:before{display:none}
  .toc-link.active{background:#eef2ff;border-color:#dfe3fb}
}
@media (max-width:900px){
  .article-wrap{padding:20px 18px 26px;border-radius:16px;margin:10px 0 22px}
  .article-hero{padding:0 0 18px;margin-bottom:20px}
  .ah-title{font-size:23px;line-height:1.45}
  .ah-excerpt{font-size:14.5px;line-height:1.78}
}

/* ---------- 广告位（币安 / 欧易，后台可换链接） ---------- */
.ad-banner{margin:44px 0 0}
.ad-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px}
.ad-card{position:relative;display:flex;flex-direction:column;padding:22px 24px;border-radius:18px;
  border:1px solid;overflow:hidden;text-decoration:none;
  transition:transform .18s,box-shadow .18s,border-color .18s}
.ad-card:hover{transform:translateY(-2px)}
.ad-card:only-child{max-width:620px;justify-self:center;width:100%}
.ad-binance{background:linear-gradient(158deg,#fffdf4 0%,#fff6d9 46%,#fbeab6 100%);border-color:#f3e0a0}
.ad-binance:hover{box-shadow:0 18px 36px -24px rgba(240,185,11,.95);border-color:#e8d187}
.ad-okx{background:linear-gradient(158deg,#fbfcff 0%,#eff3f9 46%,#e3eaf4 100%);border-color:#dfe6f0}
.ad-okx:hover{box-shadow:0 18px 36px -24px rgba(15,23,42,.55);border-color:#cfd8e6}

.ad-card-top{display:flex;align-items:center;gap:12px;margin-bottom:17px}
.ad-logo{flex:0 0 42px;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  box-shadow:0 4px 10px -7px rgba(16,24,40,.55)}
.ad-logo svg{width:23px;height:23px}
.ad-logo img{width:42px;height:42px;border-radius:12px;object-fit:cover}
.ad-binance .ad-logo{background:linear-gradient(160deg,#f9d552,#f0b90b);color:#1c1c1c}
.ad-okx .ad-logo{background:#0b1220;color:#fff}
.ad-head-txt{display:flex;flex-direction:column;min-width:0}
.ad-name{font-size:16px;font-weight:800;letter-spacing:-.01em;line-height:1.32;color:#111827}
.ad-okx .ad-name{color:#0f172a}
.ad-desc{font-size:12.5px;line-height:1.5;margin-top:2px;color:#6b7280}

.ad-feats{display:flex;flex-direction:column;gap:9px;margin-bottom:19px}
.ad-feat{display:flex;align-items:center;gap:9px;font-size:13.5px;line-height:1.45;color:#3f4652}
.ad-plus{position:relative;flex:0 0 13px;width:13px;height:13px}
.ad-plus:before,.ad-plus:after{content:"";position:absolute;background:#17a34a;border-radius:2px}
.ad-plus:before{left:5.9px;top:0;width:1.6px;height:13px}
.ad-plus:after{top:5.7px;left:0;width:13px;height:1.6px}

.ad-btn{margin-top:auto;display:flex;align-items:center;justify-content:center;gap:7px;
  height:42px;border-radius:11px;font-size:14px;font-weight:700;letter-spacing:.01em;
  transition:background .15s}
.ad-btn svg{width:15px;height:15px;flex:0 0 15px}
.ad-btn-ico{display:grid;place-items:center;width:15px;height:15px}
.ad-arrow{fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;
  transition:transform .15s}
.ad-card:hover .ad-arrow{transform:translateX(2px)}
.ad-binance .ad-btn{background:#f0b90b;color:#1c1c1c;box-shadow:0 8px 18px -14px rgba(240,185,11,1)}
.ad-binance .ad-btn:hover{background:#e5ad05}
.ad-okx .ad-btn{background:#0b1220;color:#fff;box-shadow:0 10px 20px -16px rgba(11,18,32,1)}
.ad-okx .ad-btn:hover{background:#1b2740}
.ad-article{margin:22px 0 26px;padding:12px 13px 13px;border:1px solid #edf0f5;border-radius:14px;background:#fdfefe;max-width:760px;line-height:1.5;font-size:13px;font-weight:400}
.prose .ad-article a,.ad-article a{text-decoration:none;color:inherit}
.ad-article-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(252px,1fr));gap:10px}
.ad-art-card{display:flex;flex-direction:column;height:100%;padding:11px 12px 12px;border-radius:12px;border:1px solid;overflow:hidden;transition:box-shadow .18s,border-color .18s}
.ad-article .ad-art-card:hover{box-shadow:0 10px 22px -20px rgba(16,24,40,.45)}
.ad-article .ad-binance{background:#fffdf7;border-color:#f0e7d4}
.ad-article .ad-binance:hover{border-color:#e7d6ae}
.ad-article .ad-okx{background:#fafbfe;border-color:#e7ecf5}
.ad-article .ad-okx:hover{border-color:#d6dfee}
.ad-art-top{display:flex;align-items:center;gap:9px;margin-bottom:9px}
.ad-art-txt{display:flex;flex-direction:column;min-width:0}
.ad-article .ad-logo{flex:0 0 26px;width:26px;height:26px;min-width:26px;min-height:26px;border-radius:7px;background:#f2f5f9;color:#0f172a;border:0;box-shadow:none;overflow:hidden;display:grid;place-items:center}
.ad-article .ad-binance .ad-logo{background:#fdf3d8;color:#a97a06}
.ad-article .ad-okx .ad-logo{background:#edf1f7;color:#0b1220}
.ad-article .ad-logo svg{width:16px;height:16px;display:block}
.ad-article .ad-name{font-size:13.5px;line-height:1.3;letter-spacing:0}
.ad-article .ad-desc{font-size:11.5px;line-height:1.4;margin-top:1px;color:#6b7280}
.ad-art-feats{display:flex;flex-wrap:wrap;gap:3px 11px;margin-bottom:9px}
.ad-article .ad-feat{font-size:11.5px;line-height:1.4;gap:5px;color:#4b5563}
.ad-article .ad-plus{flex:0 0 9px;width:9px;height:9px}
.ad-article .ad-plus:before{left:3.8px;top:0;width:1.4px;height:9px}
.ad-article .ad-plus:after{top:3.8px;left:0;width:9px;height:1.4px}
.ad-article .ad-btn{height:31px;font-size:12.5px;border-radius:8px;gap:6px}
.ad-article .ad-btn svg{width:13px;height:13px;flex:0 0 13px}
.ad-article .ad-binance .ad-btn{background:#f0b90b;color:#1c1c1c;box-shadow:none}
.ad-article .ad-binance .ad-btn:hover{background:#e3ad05}
.ad-article .ad-okx .ad-btn{background:#0b1220;color:#fff;box-shadow:none}
.ad-article .ad-okx .ad-btn:hover{background:#1b2740}
.ad-inline{margin:28px 0 0;padding:11px 14px;border:1px dashed #e4e9f2;border-radius:12px;
  background:#fbfcfe;display:flex;flex-wrap:wrap;align-items:center;gap:10px;max-width:820px}
.ad-mini{display:inline-flex;align-items:center;gap:8px;padding:5px 12px 5px 5px;background:#fff;
  border:1px solid #edf0f6;border-radius:999px;font-size:13px;font-weight:600;color:#111827;
  transition:border-color .15s,box-shadow .15s}
.ad-mini:hover{border-color:#dde3ee;box-shadow:0 6px 14px -12px rgba(16,24,40,.4)}
.ad-mini-logo{width:24px;height:24px;border-radius:7px;display:grid;place-items:center}
.ad-mini-logo svg{width:14px;height:14px}
.ad-binance .ad-mini-logo{background:#f0b90b;color:#1c1c1c}
.ad-okx .ad-mini-logo{background:#0b1220;color:#fff}
.ad-mini-go{color:var(--brand);font-weight:600;font-size:12.5px}
@media (max-width:720px){
  .ad-banner{margin:32px 0 0}
  .ad-cards{grid-template-columns:1fr;gap:12px}
  .ad-card{padding:18px 18px 18px;border-radius:16px}
  .ad-card-top{gap:11px;margin-bottom:15px}
  .ad-logo{flex-basis:38px;width:38px;height:38px;border-radius:11px}
  .ad-logo svg{width:21px;height:21px}
  .ad-name{font-size:15px}
  .ad-feats{gap:8px;margin-bottom:16px}
  .ad-feat{font-size:13px}
  .ad-btn{height:40px;font-size:13.5px}
  .ad-article{margin:18px 0 22px;padding:10px;border-radius:13px}
  .ad-article-cards{grid-template-columns:1fr;gap:8px}
  .ad-art-card{padding:10px 11px 11px}
  .ad-inline{padding:11px 12px}
}

/* ---------- 步骤 ---------- */
.steps{counter-reset:s;display:grid;gap:12px}
.step{display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.step:before{counter-increment:s;content:counter(s);flex:0 0 30px;width:30px;height:30px;border-radius:50%;
  background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700}
.step h4{margin:0 0 2px}.step p{margin:0;color:var(--muted);font-size:14px}

/* ---------- 特性 ---------- */
.feature{display:flex;gap:12px;align-items:flex-start}
.feature .ico{flex:0 0 40px;width:40px;height:40px;border-radius:11px;background:#eef2ff;color:var(--brand);
  display:grid;place-items:center;font-size:18px;font-weight:800}
.feature h4{margin:0 0 2px}.feature p{margin:0;color:var(--muted);font-size:14px}

/* ---------- 页脚 ---------- */
.footer{margin-top:50px;border-top:1px solid var(--line);background:var(--surface);padding:34px 0 24px}
.footer-inner{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.footer-cols{display:flex;gap:46px;flex-wrap:wrap}
.footer-cols b{display:block;margin-bottom:10px}
.footer-cols a{display:block;color:var(--muted);font-size:14px;padding:3px 0}
.footer-cols a:hover{color:var(--brand)}
.disclaimer{margin-top:24px;padding-top:18px;border-top:1px dashed var(--line);color:var(--muted);font-size:12.5px}

/* ---------- 表单 / 后台 ---------- */
label{display:block;font-weight:600;font-size:13px;margin:12px 0 6px}
input:not([type]),input[type=text],input[type=search],input[type=number],input[type=password],input[type=email],textarea,select{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:14px;font-family:inherit;background:#fff;outline:none}
input:focus,textarea:focus,select:focus{border-color:var(--brand);box-shadow:0 0 0 3px #eef2ff}
textarea{min-height:160px;resize:vertical}

/* ---------- 响应式 ---------- */
@media(max-width:1080px){
  .hero-inner{grid-template-columns:minmax(0,1fr) 268px;gap:26px}
  .hero h1{font-size:29px}
  .hero p{font-size:15px}
  .hero-ad{padding:12px 13px;gap:10px}
  .hero-ad-logo{flex-basis:32px;width:32px;height:32px;border-radius:10px}
  .hero-ad-logo svg{width:18px;height:18px}
  .hero-ad-name{font-size:13.5px}
  .hero-ad-sub{font-size:11.5px}
}
@media(max-width:880px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .hero-inner{grid-template-columns:1fr;gap:22px}
  .hero-ads{gap:8px}
  .hero-ad-sub{white-space:normal;overflow:visible;text-overflow:clip}
}
@media(max-width:680px){
  .nav-toggle{display:flex}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:10px 16px;gap:2px;box-shadow:var(--shadow)}
  .nav-links.open{display:flex}
  .nav-search input{width:100%}
  .nav-search{order:9}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .hero{padding:34px 20px}.hero h1{font-size:27px}
  h1{font-size:25px}h2{font-size:20px}
  .table-scroll{overflow-x:auto}
}

/* ---------- 列表页移动端：表格转卡片 ---------- */
@media (max-width:700px){
  .table-list{min-width:0;display:block;border:0;background:transparent;border-radius:0;overflow:visible}
  .table-list thead{display:none}
  .table-list tbody{display:block}
  .table-list tr{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;
    padding:14px 2px;border-bottom:1px solid var(--line)}
  .table-list tr:last-child{border-bottom:0}
  .table-list td{padding:0;border:0!important;width:auto!important;max-width:none!important;font-size:13.5px}
  .table-list .c-type{order:1}
  .table-list .c-date{order:2;font-size:12.5px}
  .table-list .c-act{order:3;margin-left:auto;text-align:right}
  .table-list .c-co{order:4;flex:0 0 100%;display:flex;align-items:center;gap:8px}
  .table-list .co-name{max-width:none;white-space:normal;overflow:visible}
  .table-list .co-ticker{margin-top:0;flex:0 0 auto}
  .table-list .c-person{order:5;flex:0 0 100%;white-space:normal}
  .table-list .c-pos{order:6;flex:0 1 auto;max-width:100%;font-size:12.5px}
  .table-list .c-pos .pos-text{white-space:normal}
  .table-list .c-sum{order:7;flex:0 0 100%;margin-top:2px}
  .table-list .c-num{order:8;font-size:13px;color:var(--text);margin-right:12px}
  .table-list .c-num:last-child{margin-right:0}
  .table-list .sum-text{max-width:none}
  .table-list .ins-line{gap:6px;font-size:12.5px}
  .table-list .ins-line .ins-pos{max-width:130px}
  .list-note{font-size:12.5px}
}

/* ---------- 后台管理 ---------- */
.admin-shell{display:flex;min-height:100vh}
.sidebar{width:232px;background:var(--surface);border-right:1px solid var(--line);padding:18px 14px;position:sticky;top:0;height:100vh;overflow:auto}
.sidebar .brand{margin-bottom:18px}
.sidebar nav{display:flex;flex-direction:column;gap:2px}
.sidebar nav a{padding:9px 12px;border-radius:9px;color:var(--muted);font-weight:500;font-size:14px}
.sidebar nav a:hover,.sidebar nav a.active{background:#eef2ff;color:var(--brand)}
.sidebar .nav-sep{height:1px;background:var(--line);margin:12px 4px}
.admin-main{flex:1;display:flex;flex-direction:column;min-width:0}
.admin-top{height:56px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.9);backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:10}
.admin-content{padding:22px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 16px}
.form-grid .full{grid-column:1/-1}
.card-inner{background:#fbfcfe;border:1px solid #eef1f6;border-radius:12px;padding:14px 16px 16px}
.card-inner h3{margin:0 0 10px;font-size:15px}
.ad-edit-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:14px}
.ad-edit-grid .form-grid{grid-template-columns:1fr}
.ad-switches{display:flex;flex-wrap:wrap;gap:4px 28px}
label.chk{display:flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--text);margin:8px 0}
label.chk input{width:16px;height:16px;accent-color:var(--brand)}
.stat-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px;margin-bottom:8px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.stat .n{font-size:28px;font-weight:800;color:var(--brand)}
.stat .l{color:var(--muted);font-size:13px}
.row-actions a{color:var(--brand);font-weight:600;font-size:13px;margin-right:10px}
.row-actions a.danger{color:#b91c1c}
@media(max-width:820px){
  .admin-shell{flex-direction:column}
  .sidebar{width:auto;height:auto;position:static;border-right:0;border-bottom:1px solid var(--line);padding:12px 14px}
  .sidebar .brand{margin-bottom:10px}
  .sidebar nav{flex-direction:row;flex-wrap:wrap;gap:4px}
  .sidebar nav a{padding:7px 11px;font-size:13px}
  .sidebar .nav-sep{display:none}
  .admin-content{padding:16px}
  .form-grid{grid-template-columns:1fr}
  .ad-edit-grid{grid-template-columns:1fr}
}

/* ===== 加密货币行情 ===== */
.coin-badge{display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:var(--cb,#64748b);color:#fff;font-weight:800;line-height:1;flex:0 0 auto}
.crypto-demo-note{font-size:12px}

/* 首页热门币种 */
.crypto-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px}
.crypto-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px;display:block;box-shadow:var(--shadow-sm);transition:.18s;text-decoration:none;color:inherit}
.crypto-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.crypto-card-top{display:flex;align-items:center;gap:10px}
.crypto-id{display:flex;flex-direction:column;min-width:0;flex:1}
.crypto-sym{font-weight:800;font-size:15px;line-height:1.1}
.crypto-name{color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.crypto-card-top .chg{font-size:13px;font-weight:700}
.crypto-card-mid{margin:8px 0 4px}
.crypto-price{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}
.crypto-card-chart{height:38px}
.crypto-spark{display:block;width:100%}

/* 加密货币页 */
.crypto-hero-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap}
.crypto-hero-id{display:flex;align-items:center;gap:12px}
.crypto-hero-price{text-align:right}
.crypto-hero-num{font-size:30px;font-weight:800;font-variant-numeric:tabular-nums}
.crypto-ranges{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.range-pill{padding:6px 12px;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:600;color:var(--muted);text-decoration:none}
.range-pill.active{background:var(--brand);border-color:var(--brand);color:#fff}
.range-pill:hover{color:var(--brand)}
.range-pill.active:hover{color:#fff}
.crypto-stats{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-top:14px}
.cstat{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:10px 12px;display:flex;flex-direction:column;gap:2px}
.cstat span{font-size:12px}
.cstat b{font-size:15px;font-variant-numeric:tabular-nums}
.coin-pills{display:flex;flex-wrap:wrap;gap:8px}
.coin-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:600;text-decoration:none;color:inherit}
.coin-pill.active{background:#eef2ff;border-color:#c7d2fe;color:#334155}
.crypto-coin-cell{display:inline-flex;align-items:center;gap:8px;text-decoration:none;color:inherit}
.crypto-coin-name{display:flex;flex-direction:column;line-height:1.15}
.crypto-coin-name .muted{font-size:11px}
.crypto-spark-cell{width:120px}
@media(max-width:640px){.crypto-stats{grid-template-columns:repeat(2,1fr)}}

/* 文章页相关加密货币走势 */
.crypto-widget-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.crypto-wcoin{display:flex;flex-direction:column;gap:8px}
.crypto-whead{display:flex;align-items:center;gap:8px}
.crypto-wname{flex:1;min-width:0}
.crypto-wname b{font-size:14px}
.crypto-wname .muted{font-size:12px}
.crypto-whead .chg{font-size:13px;font-weight:700}
.crypto-wprice{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}
.crypto-wstats{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:13px}
.crypto-wstats b{font-variant-numeric:tabular-nums}
.crypto-wlink{font-size:13px;font-weight:600;color:var(--brand);text-decoration:none;margin-top:2px}

/* 后台文章编辑：正文 / 实时预览 双栏 */
.post-edit-split{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}
.post-edit-split textarea{width:100%;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.5}
.post-preview{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:var(--surface);overflow:auto;max-height:460px}
.post-preview .preview-hint{margin-bottom:8px;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.post-preview .prose{font-size:14px;line-height:1.7}
@media(max-width:760px){.post-edit-split{grid-template-columns:1fr}}

/* 仪表盘：双栏卡片 + 键值列表 */
.admin-cols{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}
.kv>div{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
.kv>div:last-child{border-bottom:0}
.kv span{color:var(--muted)}
@media(max-width:760px){.admin-cols{grid-template-columns:1fr}}
/* ---------- 网站地图 /sitemap ---------- */
.sitemap-group{margin-bottom:18px}
.sitemap-group h2{font-size:19px;margin:0 0 4px}
.sitemap-grid{list-style:none;margin:8px 0 0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:2px 20px}
.sitemap-grid li{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sitemap-grid a{font-size:14px;line-height:2.05;color:var(--brand);border-bottom:1px solid transparent}
.sitemap-grid a:hover{border-bottom-color:var(--brand)}
.sitemap-grid .muted{font-size:12px}
.sitemap-fold{margin-top:4px;border-top:1px dashed var(--line);padding-top:2px}
.sitemap-sum{cursor:pointer;padding:6px 0;font-size:15px}
@media (max-width:640px){.sitemap-grid{grid-template-columns:1fr}.sitemap-grid li{white-space:normal}}
/* ---------- 费用计算器 /calculator ---------- */
.calc-check{display:flex;align-items:center;gap:8px;margin-top:14px;cursor:pointer}
.calc-check input{width:16px;height:16px;margin:0;flex:0 0 auto}
.calc-check span{font-size:14px}
.calc-rate{font-size:12px;color:var(--muted)}
.calc-best{background:#f0fdf4}
.calc-best td{border-bottom-color:#bbf7d0}
.calc-sum{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.calc-sum>div{display:flex;flex-direction:column;gap:2px}
.calc-sum .muted{font-size:12px}
.calc-sum b{font-size:15px;font-variant-numeric:tabular-nums}
@media (max-width:640px){.calc-sum{grid-template-columns:1fr}.calc-rate{white-space:normal}}