/* ===== GEO SaaS 前端样式 ===== */
:root{
  --brand:#4f46e5; --brand-2:#7c3aed; --brand-light:#eef2ff;
  --bg:#f8fafc; --card:#fff; --border:#e2e8f0;
  --text:#0f172a; --muted:#64748b; --muted-2:#94a3b8;
  --green:#16a34a; --green-bg:#f0fdf4; --red:#dc2626; --red-bg:#fef2f2;
  --amber:#d97706; --amber-bg:#fffbeb; --blue:#2563eb; --blue-bg:#eff6ff;
  --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
  --shadow-lg:0 10px 30px rgba(0,0,0,.12);
  --radius:12px; --radius-sm:8px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6}
a{color:var(--brand);text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:14px;color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 12px;background:#fff;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px;border-color:transparent}
textarea{resize:vertical;min-height:80px}

/* ===== 布局 ===== */
.layout{display:flex;min-height:100vh}
.sidebar{width:230px;background:#111827;color:#e5e7eb;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;flex-shrink:0}
.sidebar .logo{display:flex;align-items:center;gap:10px;padding:20px 18px;border-bottom:1px solid #1f2937}
.sidebar .logo .mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand-2),var(--brand));display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;font-size:16px}
.sidebar .logo .name{font-weight:700;color:#fff;font-size:15px;line-height:1.2}
.sidebar .logo .sub{font-size:11px;color:#9ca3af}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{background:var(--card);border-bottom:1px solid var(--border);padding:14px 28px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20}
.topbar .crumb{font-weight:600;font-size:16px}
.topbar .user{display:flex;align-items:center;gap:10px}
.topbar .avatar{width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.content{padding:28px;max-width:1280px;width:100%;margin:0 auto}

/* ===== 侧边导航 ===== */
.nav{flex:1;padding:14px 10px;overflow-y:auto}
.nav .grp{font-size:11px;color:#6b7280;text-transform:uppercase;letter-spacing:.05em;font-weight:700;padding:12px 10px 6px}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;color:#d1d5db;font-size:14px;margin-bottom:2px;transition:.15s}
.nav a:hover{background:#1f2937;color:#fff}
.nav a.active{background:var(--brand);color:#fff}
.nav a .ico{width:18px;height:18px;flex-shrink:0;opacity:.85}
.nav .logout{margin-top:auto;padding-top:10px;border-top:1px solid #1f2937}

/* ===== 卡片 ===== */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}
.card h3{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.card .card-sub{font-size:12px;color:var(--muted);font-weight:400}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:20px}
.stat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.stat .label{font-size:12px;color:var(--muted);margin-bottom:6px}
.stat .value{font-size:26px;font-weight:800;line-height:1.2}
.stat .value.small{font-size:20px}
.stat .hint{font-size:12px;color:var(--muted-2);margin-top:4px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.grid-2,.grid-3{grid-template-columns:1fr}}

/* ===== 表格 ===== */
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius-sm)}
table{width:100%;border-collapse:collapse;font-size:13px}
th{background:#f8fafc;text-align:left;padding:10px 14px;font-weight:600;color:var(--muted);border-bottom:1px solid var(--border);white-space:nowrap;font-size:12px;text-transform:uppercase;letter-spacing:.03em}
td{padding:11px 14px;border-bottom:1px solid #f1f5f9;vertical-align:top}
tr:last-child td{border-bottom:none}
tr:hover td{background:#f8fafc}
.cell-mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}
.text-muted{color:var(--muted)}
.text-muted2{color:var(--muted-2)}
.text-red{color:var(--red)}.text-green{color:var(--green)}.text-amber{color:var(--amber)}.text-brand{color:var(--brand)}

/* ===== 徽章 ===== */
.badge{display:inline-flex;align-items:center;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}
.badge-green{background:var(--green-bg);color:var(--green)}
.badge-red{background:var(--red-bg);color:var(--red)}
.badge-amber{background:var(--amber-bg);color:var(--amber)}
.badge-blue{background:var(--blue-bg);color:var(--blue)}
.badge-gray{background:#f1f5f9;color:var(--muted)}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;gap:7px;padding:8px 16px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:.15s;border:1px solid transparent}
.btn svg{width:16px;height:16px;flex-shrink:0}
.btn span{flex-shrink:0}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:#4338ca}
.btn-secondary{background:#fff;border-color:var(--border);color:var(--text)}
.btn-secondary:hover{background:#f8fafc;border-color:#cbd5e1}
.btn-danger{background:var(--red-bg);color:var(--red);border-color:#fecaca}
.btn-danger:hover{background:#fee2e2}
.btn-ghost{color:var(--brand);padding:6px 10px}
.btn-ghost:hover{background:var(--brand-light)}
.btn-sm{padding:5px 12px;font-size:13px}
.btn-lg{padding:12px 24px;font-size:15px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn .spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}
.btn-secondary .spinner{border-color:#cbd5e1;border-top-color:var(--brand)}

/* ===== 表单 ===== */
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field .help{font-size:12px;color:var(--muted-2);margin-top:4px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:700px){.form-row{grid-template-columns:1fr}}

/* ===== 公共页（登录/注册/落地）===== */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#eef2ff,#f5f3ff 40%,#faf5ff);padding:20px}
.auth-card{background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);padding:36px;width:100%;max-width:400px}
.auth-card h2{font-size:22px;font-weight:800;margin-bottom:6px}
.auth-card .sub{color:var(--muted);font-size:14px;margin-bottom:24px}
.auth-logo{display:flex;align-items:center;gap:10px;margin-bottom:20px}
.auth-logo .mark{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,var(--brand-2),var(--brand));display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;font-size:18px}
.auth-logo .name{font-weight:800;font-size:18px}
.auth-logo .sub{font-size:12px;color:var(--muted)}
.auth-switch{text-align:center;font-size:13px;color:var(--muted);margin-top:18px}
.auth-tabs{display:flex;gap:8px;margin-bottom:22px;background:#f1f5f9;border-radius:10px;padding:4px}
.auth-tabs button{flex:1;padding:8px;border-radius:8px;font-weight:600;font-size:14px;color:var(--muted)}
.auth-tabs button.active{background:#fff;color:var(--text);box-shadow:var(--shadow)}
.alert{padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px;display:none}
.alert.show{display:block}
.alert-error{background:var(--red-bg);color:var(--red);border:1px solid #fecaca}
.alert-success{background:var(--green-bg);color:var(--green);border:1px solid #bbf7d0}
.alert-info{background:var(--blue-bg);color:var(--blue);border:1px solid #bfdbfe}
.alert-warn{background:var(--amber-bg);color:var(--amber);border:1px solid #fde68a}

/* ===== 空态 / 加载 ===== */
.empty{text-align:center;padding:40px 20px;color:var(--muted)}
.empty .big{font-size:38px;margin-bottom:10px}
.empty h4{font-size:16px;color:var(--text);margin-bottom:6px}
.empty p{font-size:13px}
.loading{display:flex;align-items:center;justify-content:center;gap:10px;padding:40px;color:var(--muted)}
.loading .spinner{width:22px;height:22px;border:3px solid var(--brand-light);border-top-color:var(--brand);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ===== 被引监测 / 图表 ===== */
.band{display:inline-flex;align-items:center;gap:6px;font-weight:700}
.band-critical{color:var(--red)}.band-needs-work{color:var(--amber)}.band-good{color:var(--blue)}.band-excellent{color:var(--green)}
.score-ring{display:flex;align-items:center;gap:16px}
.score-num{font-size:44px;font-weight:800;line-height:1}
.score-meta{font-size:13px;color:var(--muted)}
.sparkline{display:flex;align-items:flex-end;gap:4px;height:90px}
.sparkline .bar{flex:1;background:linear-gradient(to top,var(--brand),var(--brand-2));border-radius:4px 4px 0 0;min-width:14px;position:relative;transition:.3s}
.sparkline .bar .v{position:absolute;top:-18px;left:50%;transform:translateX(-50%);font-size:10px;color:var(--muted);font-weight:700}
.sparkline .bar .lbl{position:absolute;bottom:-20px;left:50%;transform:translateX(-50%);font-size:10px;color:var(--muted-2);white-space:nowrap}

/* ===== 进度条 ===== */
.progress{height:8px;background:#e2e8f0;border-radius:999px;overflow:hidden;margin-top:6px}
.progress>div{height:100%;background:linear-gradient(90deg,var(--brand),var(--brand-2));border-radius:999px;transition:width .4s}

/* ===== 模块 tab ===== */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:24px;overflow-x:auto;padding-bottom:8px}
.tabs button{padding:8px 16px;border-radius:8px;font-weight:600;font-size:14px;color:var(--muted);white-space:nowrap}
.tabs button:hover{background:#f1f5f9;color:var(--text)}
.tabs button.active{background:var(--brand);color:#fff}

/* ===== 资产文件 ===== */
.asset-file{background:#0f172a;color:#7dd3fc;border-radius:var(--radius-sm);padding:16px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px;white-space:pre-wrap;word-break:break-all;max-height:340px;overflow-y:auto;margin-top:12px}

/* ===== 热力图 ===== */
.heatmap{display:grid;gap:10px}
.heat-row{display:grid;grid-template-columns:140px 1fr;align-items:center;gap:12px}
.heat-row .pl{font-weight:600;font-size:13px}
.heat-track{height:26px;background:linear-gradient(to right,#fee2e2,#fecaca,#fde68a,#bbf7d0,#86efac,#4ade80);border-radius:6px;display:flex;align-items:center;padding:0 10px;color:#111827;font-weight:700;font-size:12px}
.tag{display:inline-block;background:#f1f5f9;color:var(--muted);border-radius:5px;padding:1px 7px;font-size:12px;margin:1px 3px 1px 0}

/* ===== 响应文本 ===== */
.resp{background:#f8fafc;border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px;white-space:pre-wrap;font-size:13px;line-height:1.7;max-height:260px;overflow-y:auto}
.resp b{color:var(--brand)}
.detail-toggle{cursor:pointer;color:var(--brand);font-size:13px}
/* 引用来源链接：图标+URL 横排，长 URL 自动折行 */
.cite-link{display:inline-flex;align-items:center;gap:6px;max-width:100%;word-break:break-all;color:var(--brand);text-decoration:none}
.cite-link svg{width:14px;height:14px;flex-shrink:0}
.cite-link:hover{text-decoration:underline}

/* ===== 品牌卡列表 ===== */
.brand-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.brand-card{border:1px solid var(--border);border-radius:var(--radius);padding:20px;background:#fff;box-shadow:var(--shadow);cursor:pointer;transition:.15s;display:flex;flex-direction:column;gap:10px}
.brand-card:hover{border-color:var(--brand);box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.brand-card .bname{font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:8px}
.brand-card .bmeta{font-size:12px;color:var(--muted)}
.brand-card .bstatus{margin-top:auto}

/* ===== toast ===== */
.toast-wrap{position:fixed;top:20px;right:20px;z-index:999;display:flex;flex-direction:column;gap:10px}
.toast{background:#0f172a;color:#fff;padding:12px 18px;border-radius:10px;font-size:14px;box-shadow:var(--shadow-lg);animation:slideIn .25s ease}
.toast.success{background:#166534}.toast.error{background:#991b1b}.toast.warn{background:#92400e}
@keyframes slideIn{from{transform:translateX(30px);opacity:0}to{transform:none;opacity:1}}

/* ===== modal ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.5);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal{background:#fff;border-radius:14px;padding:26px;max-width:560px;width:100%;max-height:86vh;overflow-y:auto;box-shadow:var(--shadow-lg)}
.modal h3{font-size:18px;font-weight:700;margin-bottom:18px}
.modal .modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace}
.mt8{margin-top:8px}.mt16{margin-top:16px}.mb8{margin-bottom:8px}.mb16{margin-bottom:16px}
.flex{display:flex;align-items:center;gap:10px}
.flex-between{display:flex;align-items:center;justify-content:space-between}
.pager{display:flex;align-items:center;justify-content:center;gap:14px;padding:16px 4px 6px;flex-wrap:wrap}
.pager .btn{min-width:92px;justify-content:center}
.pager .btn:disabled{opacity:.4;cursor:not-allowed}
.pager-info{font-size:13px;color:var(--muted)}
.gap8{gap:8px}.wrap{flex-wrap:wrap}

/* ===== 落地首页（完整营销页） ===== */
.land{min-height:100vh;background:#fff;display:flex;flex-direction:column}
.land-nav{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;max-width:1120px;width:100%;margin:0 auto;position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:blur(10px);border-bottom:1px solid #f1f5f9}
.land-logo{display:flex;align-items:center;gap:9px;color:var(--text)}
.land-logo .mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--brand-2),var(--brand));display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;font-size:16px}
.land-name{font-weight:700;font-size:17px;line-height:1}
.land-name em{font-style:normal;color:var(--brand)}
.land-nav-mid{display:flex;gap:30px}
.land-nav-mid a{font-size:14px;color:#475569;font-weight:500}
.land-nav-mid a:hover{color:var(--brand)}
.land-nav-r{display:flex;align-items:center;gap:12px}
.land-nav-login{font-size:14px;font-weight:500;color:#374151;border:1px solid #e2e8f0;border-radius:8px;padding:7px 15px;background:#fff}
.land-nav-login:hover{border-color:var(--brand);color:var(--brand)}
.land-nav-audit{font-size:14px;font-weight:500;color:#fff;background:var(--brand);border-radius:8px;padding:7px 15px}
.land-nav-audit:hover{background:#4338ca}
.land-main{flex:1;max-width:1120px;width:100%;margin:0 auto}
.land-hero{text-align:center;padding:84px 20px 56px}
.land-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:var(--brand);background:var(--brand-light);border:1px solid rgba(79,70,229,.28);padding:7px 16px;border-radius:999px;margin-bottom:24px}
.land-eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--brand)}
.land-hero h1{font-size:44px;line-height:1.15;font-weight:800;letter-spacing:-.02em;color:#0f172a;max-width:800px;margin:0 auto}
.land-hero h1 em{font-style:normal;color:var(--brand)}
.land-lead{font-size:18px;color:#475569;margin:20px auto 0;line-height:1.7;max-width:640px}
.land-cta{display:flex;gap:14px;justify-content:center;margin-top:30px;flex-wrap:wrap}
.land-note{margin-top:16px;font-size:13px;color:#94a3b8}
.land-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;background:#f8fafc;border-top:1px solid #f1f5f9;border-bottom:1px solid #f1f5f9;padding:34px 20px}
.land-stat{text-align:center}
.land-stat-n{font-size:32px;font-weight:800;color:var(--brand)}
.land-stat-l{font-size:14px;color:#64748b;margin-top:4px}
.land-sec{max-width:1120px;margin:0 auto;padding:64px 24px}
.land-sec h2{text-align:center;font-size:34px;font-weight:800;color:#0f172a;letter-spacing:-.01em}
.land-sec-lead{text-align:center;color:#64748b;font-size:16px;margin:14px auto 38px;max-width:620px}
.land-cards3{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.land-card3{border:1px solid #e2e8f0;border-radius:14px;padding:26px;transition:.2s}
.land-card3:hover{border-color:rgba(79,70,229,.5);box-shadow:var(--shadow-lg)}
.land-card3 .ic{font-size:34px}
.land-card3 h3{font-size:18px;font-weight:700;margin:16px 0 8px;color:#0f172a}
.land-card3 p{font-size:14px;color:#64748b;line-height:1.6}
.land-feats-wrap{background:#f8fafc;border-top:1px solid #f1f5f9;border-bottom:1px solid #f1f5f9}
.land-featgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.land-feat{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:22px;transition:.15s}
.land-feat:hover{box-shadow:var(--shadow-lg)}
.land-feat h3{font-size:16px;font-weight:700;color:#0f172a;margin-bottom:8px}
.land-feat p{font-size:14px;color:#64748b;line-height:1.6}
.land-cta2{text-align:center}
.land-cta2 p{text-align:center;color:#64748b;margin:14px auto 26px;max-width:560px}
.land-pricing{background:#f8fafc;border-top:1px solid #f1f5f9}
.land-plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;max-width:900px;margin:0 auto}
.land-plan{position:relative;background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:28px;transition:.2s}
.land-plan.hot{border-color:var(--brand);box-shadow:0 10px 30px rgba(79,70,229,.12)}
.land-hot{position:absolute;top:-11px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:12px;font-weight:600;padding:4px 14px;border-radius:999px}
.land-plan h3{font-size:18px;font-weight:700;color:#0f172a}
.land-price{font-size:30px;font-weight:800;color:#0f172a;margin:14px 0 18px}
.land-plan ul{list-style:none;margin:0;padding:0}
.land-plan li{display:flex;align-items:center;gap:8px;font-size:14px;color:#475569;margin-bottom:10px}
.land-plan li .ck{color:var(--brand);font-weight:700}
.land-plan-btn{width:100%;justify-content:center;margin-top:20px}
.land-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:26px 24px;color:#64748b;font-size:13px;border-top:1px solid #f1f5f9;max-width:1120px;margin:0 auto;width:100%}
.land-foot-links{display:flex;gap:20px}
.land-foot-links a{color:#64748b;cursor:pointer}
.land-foot-links a:hover{color:var(--brand)}
@media (max-width:760px){
  .land-hero h1{font-size:30px}
  .land-nav-mid{display:none}
  .land-sec h2{font-size:26px}
  .land-hero{padding:52px 20px 38px}
}

/* ===== 品类适配（category-fit）结果样式 ===== */
.cf-dim{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin:6px 0}
.cf-dim span{width:96px;flex-shrink:0}
.cf-dim b{width:28px;text-align:right;font-variant-numeric:tabular-nums}
.cf-bar{flex:1;height:8px;background:var(--bg2,#eef2f7);border-radius:5px;overflow:hidden}
.cf-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--brand-2),var(--brand));border-radius:5px}
.card-inner{background:var(--bg2,#f6f8fb);border:1px solid var(--border);border-radius:10px;padding:12px 14px;font-size:14px;color:var(--text);line-height:1.7}
.cf-scen{margin:8px 0 0;padding-left:18px;color:var(--muted);font-size:13px;line-height:1.8}
.mt12{margin-top:12px}
.mb12{margin-bottom:12px}