/* ============================================================
   淘运营日志 · 全站样式
   ============================================================ */
:root{
  --orange:#FF6A00; --orange-2:#FF8A3D; --orange-soft:#FFF3EA;
  --navy:#0E1B2C; --navy-2:#15263B;
  --ink:#1B2534; --text:#3D4A5C; --muted:#8290A2;
  --bg:#F5F7FA; --card:#FFFFFF; --line:#E6EAF0;
  --green:#0FA968; --red:#E5484D; --blue:#2F80ED; --purple:#9B51E0;
  --radius:14px;
  --shadow:0 1px 2px rgba(14,27,44,.04),0 4px 14px rgba(14,27,44,.06);
  --shadow-lg:0 8px 30px rgba(14,27,44,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.75}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
input{font-family:inherit}
.container{max-width:1180px;margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(14,27,44,.94);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.06)}
.header-inner{display:flex;align-items:center;gap:32px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:700;letter-spacing:.5px;line-height:1.2}
.brand small{display:block;font-size:10px;color:#93A3B8;font-weight:400;letter-spacing:2px}
.main-nav{display:flex;gap:4px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.main-nav::-webkit-scrollbar{display:none}
.main-nav a{color:#C4CFDD;padding:8px 14px;border-radius:8px;font-size:14px;white-space:nowrap}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.main-nav a.active{color:#fff;background:var(--orange)}

/* ---------- 首页 Hero ---------- */
.hero{background:radial-gradient(1100px 480px at 88% -10%,rgba(255,106,0,.28),transparent 60%),linear-gradient(180deg,#0E1B2C,#15263B);color:#fff;padding:70px 0 78px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:2px;color:#FFB37E;border:1px solid rgba(255,138,61,.4);border-radius:999px;padding:5px 14px;margin-bottom:24px}
.hero-tag i{width:6px;height:6px;border-radius:50%;background:#3DD68C;display:inline-block}
.hero h1{font-size:40px;line-height:1.32;margin:0 0 18px;color:#fff;font-weight:800}
.hero h1 em{color:var(--orange-2);font-style:normal}
.hero .sub{color:#AAB8CA;font-size:16px;max-width:580px;margin:0}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:10px;font-weight:600;font-size:15px}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:#F26000}
.btn-ghost{border:1px solid rgba(255,255,255,.25);color:#E7EDF4}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.hero-board{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:20px 24px;box-shadow:var(--shadow-lg)}
.hb-title{display:flex;justify-content:space-between;color:#C4CFDD;font-size:13px;margin-bottom:6px}
.hb-row{display:flex;justify-content:space-between;align-items:baseline;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.12)}
.hb-row:last-child{border:none;padding-bottom:2px}
.hb-row .k{color:#93A3B8;font-size:13px}
.hb-row .v{font-size:20px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;margin-left:10px}
.hb-row .d{font-size:12px;margin-left:8px}
.up{color:#3DD68C}.down{color:#FF7A7A}

/* ---------- KPI ---------- */
.kpi-strip{margin-top:-38px;position:relative;z-index:5}
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kpi{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 22px;border:1px solid var(--line)}
.kpi .k{color:var(--muted);font-size:13px}
.kpi .v{font-size:26px;font-weight:800;color:var(--ink);margin-top:4px;font-variant-numeric:tabular-nums}
.kpi .v small{font-size:13px;color:var(--muted);font-weight:500}
.kpi .d{font-size:12px;margin-top:4px;color:var(--muted)}
.up2{color:#0B7A50}.down2{color:#C03037}

/* ---------- 区块 ---------- */
.section{padding:54px 0 10px}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px}
.section-head h2{font-size:22px;color:var(--ink);margin:0;font-weight:700}
.section-head .en{color:var(--muted);font-size:12px;letter-spacing:2px;margin-right:10px;font-weight:600}
.section-head .more{color:var(--orange);font-size:14px;white-space:nowrap}

/* ---------- 分类卡片 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cat-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:flex;gap:16px;transition:.2s;box-shadow:var(--shadow);align-items:flex-start}
.cat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.cat-glyph{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;color:#fff;flex-shrink:0}
.cat-card h3{margin:0 0 4px;font-size:16px;color:var(--ink)}
.cat-card p{margin:0;font-size:13px;color:var(--muted)}
.cat-count{margin-top:8px;font-size:12px;color:var(--orange);font-weight:600}

/* ---------- 日志卡片 ---------- */
.post-list{display:flex;flex-direction:column;gap:16px}
.post-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;display:flex;gap:22px;transition:.2s;box-shadow:var(--shadow)}
.post-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-1px);border-color:#FFD9BD}
.pc-date{width:76px;flex-shrink:0;text-align:center;border-right:1px solid var(--line);padding-right:20px}
.pc-date .d{font-size:28px;font-weight:800;color:var(--ink);line-height:1.1}
.pc-date .m{font-size:12px;color:var(--muted);letter-spacing:1px;margin-top:2px}
.pc-main{flex:1;min-width:0}
.pc-title{font-size:17px;font-weight:700;color:var(--ink);margin:0 0 6px;line-height:1.5}
.post-card:hover .pc-title{color:var(--orange)}
.pc-summary{margin:0 0 12px;color:var(--text);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pc-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:12px;color:var(--muted)}
.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600}
.tag{background:#F1F4F8;color:#6B7A8F;border-radius:6px;padding:2px 8px;font-size:12px}

/* ---------- 方法论卡片 ---------- */
.method-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.method-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);display:block;transition:.2s}
.method-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#FFD9BD}
.method-card .no{font-size:12px;color:var(--orange);font-weight:700;letter-spacing:2px}
.method-card h3{margin:8px 0 8px;font-size:16px;color:var(--ink)}
.method-card p{margin:0;font-size:13px;color:var(--muted)}

/* ---------- 子页头 ---------- */
.page-head{background:linear-gradient(180deg,#0E1B2C,#15263B);color:#fff;padding:40px 0}
.page-head h1{margin:0 0 8px;font-size:26px;color:#fff;font-weight:700}
.page-head p{margin:0;color:#AAB8CA;font-size:14px}
.page-wrap{padding:34px 0 60px}

/* ---------- 归档筛选 ---------- */
.filters{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;box-shadow:var(--shadow);margin-bottom:22px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{padding:6px 16px;border-radius:999px;border:1px solid var(--line);font-size:13px;color:var(--text);cursor:pointer;background:#fff;transition:.15s}
.chip:hover{border-color:var(--orange);color:var(--orange)}
.chip.active{background:var(--orange);border-color:var(--orange);color:#fff;font-weight:600}
.search-box{display:flex;margin-top:16px}
.search-box input{flex:1;border:1px solid var(--line);border-radius:10px 0 0 10px;padding:10px 14px;font-size:14px;outline:none;color:var(--ink)}
.search-box input:focus{border-color:var(--orange)}
.search-box input::placeholder{color:#AEB9C7}
.search-box button{border:none;background:var(--orange);color:#fff;border-radius:0 10px 10px 0;padding:0 24px;font-size:14px;cursor:pointer}
.search-box button:hover{background:#F26000}
.result-info{color:var(--muted);font-size:13px;margin:0 0 14px}
.empty{text-align:center;color:var(--muted);padding:60px 0;font-size:14px}

/* ---------- 日志详情 ---------- */
.article-wrap{padding:36px 0 60px}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}
.article-main{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:36px 40px;box-shadow:var(--shadow);min-width:0}
.crumb{font-size:13px;color:var(--muted);margin-bottom:18px}
.crumb a:hover{color:var(--orange)}
.article-main h1{font-size:26px;color:var(--ink);line-height:1.5;margin:14px 0}
.article-meta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;color:var(--muted);font-size:13px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.metric-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:22px 0 6px;border:1px solid var(--line);border-radius:12px;padding:16px;background:#FAFBFD}
.metric-strip .ms{text-align:center}
.metric-strip .ms .k{font-size:12px;color:var(--muted)}
.metric-strip .ms .v{font-size:20px;font-weight:800;color:var(--orange);margin-top:2px;font-variant-numeric:tabular-nums}
.article-content{overflow-x:auto}
.article-content h2{font-size:19px;color:var(--ink);margin:30px 0 12px;padding-left:12px;border-left:4px solid var(--orange);font-weight:700}
.article-content h3{font-size:16px;color:var(--ink);margin:20px 0 8px}
.article-content p{margin:0 0 14px}
.article-content ul{margin:0 0 14px;padding-left:22px}
.article-content li{margin-bottom:6px}
.article-content b{color:var(--ink)}
blockquote.note{margin:26px 0 8px;background:var(--orange-soft);border-left:4px solid var(--orange);border-radius:0 12px 12px 0;padding:18px 20px;color:#8A4A1F}
blockquote.note b{display:block;margin-bottom:6px;color:#B4530A}

/* ---------- 数据表格 ---------- */
.pro-table{width:100%;border-collapse:collapse;margin:14px 0 20px;font-size:13.5px}
.pro-table th{background:#F1F5FA;color:#43536A;text-align:left;padding:10px 12px;border:1px solid var(--line);white-space:nowrap}
.pro-table td{padding:9px 12px;border:1px solid var(--line);color:var(--text);font-variant-numeric:tabular-nums}
.pro-table td b{color:var(--ink)}
.pro-table tr:nth-child(even) td{background:#FAFBFD}

/* ---------- 侧栏 ---------- */
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin-bottom:20px}
.side-card h3{margin:0 0 14px;font-size:15px;color:var(--ink)}
.side-item{display:block;padding:10px 0;border-bottom:1px dashed var(--line);font-size:13.5px;color:var(--text)}
.side-item:last-child{border:none}
.side-item:hover{color:var(--orange)}
.side-item .t{font-weight:600;color:var(--ink);line-height:1.55}
.side-item:hover .t{color:var(--orange)}
.side-item .m{color:var(--muted);font-size:12px;margin-top:2px}

/* ---------- 上下篇 ---------- */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
.pager a{background:#FAFBFD;border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-size:13px;color:var(--muted)}
.pager a:hover{border-color:var(--orange)}
.pager .pt{font-weight:700;display:block;color:var(--ink);font-size:14px;margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pager>div:last-child a{text-align:right}

/* ---------- 数据看板 ---------- */
.dash-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:20px}
.chart-grid{display:grid;grid-template-columns:2fr 1fr;gap:18px;margin-bottom:18px}
.chart-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.chart-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);min-width:0}
.chart-card h3{margin:0 0 4px;font-size:16px;color:var(--ink)}
.chart-card .sub{color:var(--muted);font-size:12px;margin-bottom:16px}
.legend{display:flex;gap:18px;font-size:12px;color:var(--muted);margin-top:12px;flex-wrap:wrap}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px}
.donut-wrap{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.donut-legend{flex:1;min-width:150px}
.dl-row{display:flex;justify-content:space-between;align-items:center;font-size:13px;padding:8px 0;border-bottom:1px dashed var(--line)}
.dl-row:last-child{border:none}
.dl-row span{display:inline-flex;align-items:center;gap:8px;color:var(--text)}
.dl-row i{display:inline-block;width:10px;height:10px;border-radius:3px}
.dl-row b{color:var(--ink);font-variant-numeric:tabular-nums}
.hbar-row{margin-bottom:14px}
.hbar-row:last-child{margin-bottom:0}
.hbar-row .t{display:flex;justify-content:space-between;font-size:13px;margin-bottom:6px;color:var(--text)}
.hbar-row .t b{color:var(--ink);font-variant-numeric:tabular-nums}
.hbar{height:10px;background:#F1F4F8;border-radius:99px;overflow:hidden}
.hbar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--orange),var(--orange-2))}
.status{padding:2px 10px;border-radius:99px;font-size:12px;font-weight:600;white-space:nowrap}
.status.ok{background:#E6F6EF;color:#0B7A50}
.status.watch{background:#FFF4E3;color:#B4530A}
.status.warn{background:#FDECEC;color:#C03037}
.dash-note{color:var(--muted);font-size:12px;margin-top:16px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--navy);color:#93A3B8;margin-top:56px;padding:44px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;padding-bottom:32px}
.site-footer h4{color:#E7EDF4;font-size:14px;margin:0 0 12px}
.site-footer a{display:block;padding:4px 0;font-size:13px}
.site-footer a:hover{color:#fff}
.site-footer .brand{margin-bottom:12px}
.site-footer .about{font-size:13px;line-height:1.8;margin:0;max-width:340px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:18px 0;font-size:12px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ---------- 数据中心 ---------- */
.step-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin-bottom:18px}
.step-card h3{margin:0 0 4px;font-size:16px;color:var(--ink);display:flex;align-items:center;gap:10px}
.step-card .sub{color:var(--muted);font-size:12px;margin:0 0 14px;padding-left:32px}
.step-no{width:22px;height:22px;border-radius:50%;background:var(--orange);color:#fff;font-size:12px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}
.drop-zone{border:2px dashed #D3DCE6;border-radius:12px;padding:32px 20px;text-align:center;color:var(--muted);cursor:pointer;transition:.2s;background:#FAFBFD;font-size:14px;line-height:1.9}
.drop-zone:hover,.drop-zone.drag{border-color:var(--orange);background:var(--orange-soft);color:#B4530A}
.drop-zone b{color:var(--ink)}
.btn-sm{display:inline-flex;align-items:center;padding:8px 18px;font-size:13px;border-radius:8px;font-weight:600}
.btn-sm:disabled{opacity:.45;cursor:not-allowed}
.btn-plain{background:#fff;border:1px solid var(--line);color:var(--text)}
.btn-plain:hover{border-color:var(--orange);color:var(--orange)}
.btn-danger{background:#fff;border:1px solid var(--line);color:#C03037}
.btn-danger:hover{border-color:var(--red);background:#FDF5F5}
.msg{font-size:13px;margin:10px 0}
.msg.ok{color:#0B7A50}
.msg.err{color:#C03037}
.paste-area{width:100%;min-height:110px;border:1px solid var(--line);border-radius:10px;padding:12px;font-size:13px;font-family:inherit;outline:none;resize:vertical;color:var(--ink)}
.paste-area:focus{border-color:var(--orange)}
.map-select{border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:13px;max-width:230px;color:var(--ink)}
.saved-item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line)}
.saved-item:last-child{border:none}
.saved-item .t{font-weight:600;color:var(--ink)}
.saved-item .m{font-size:12px;color:var(--muted)}
.saved-item .ops{display:flex;gap:8px;flex-shrink:0}
.mini-btn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:4px 12px;font-size:12px;color:var(--text);cursor:pointer;display:inline-block}
.mini-btn:hover{border-color:var(--orange);color:var(--orange)}
.mini-btn.danger:hover{border-color:var(--red);color:var(--red)}

/* ---------- 响应式 ---------- */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr}
  .hero h1{font-size:32px}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .article-grid{grid-template-columns:1fr}
  .chart-grid,.chart-grid-2{grid-template-columns:1fr}
  .dash-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .method-grid{grid-template-columns:1fr}
  .metric-strip{grid-template-columns:repeat(2,1fr)}
  .article-main{padding:26px 22px}
  .post-card{flex-direction:column;gap:12px}
  .pc-date{width:auto;border-right:none;border-bottom:1px solid var(--line);padding:0 0 10px;display:flex;gap:8px;align-items:baseline;text-align:left}
  .pager{grid-template-columns:1fr}
  .pager>div:last-child a{text-align:left}
}
@media (max-width: 560px){
  .cat-grid,.kpi-grid,.dash-grid,.footer-grid{grid-template-columns:1fr}
  .hero h1{font-size:28px}
  .header-inner{gap:16px}
}