/* GEO Pro v4.0 · 设计系统（AI 搜索优化行业风格：深空蓝 + 电光紫渐变） */
:root{
  --bg:#f4f6fb; --card:#ffffff; --ink:#0f172a; --ink2:#475569; --line:#e2e8f0;
  --brand:#4f46e5; --brand2:#7c3aed; --accent:#06b6d4; --ok:#059669; --warn:#d97706; --bad:#dc2626;
  --grad:linear-gradient(135deg,#4f46e5 0%,#7c3aed 55%,#06b6d4 130%);
  --r:14px; --shadow:0 8px 30px rgba(15,23,42,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1120px;margin:0 auto;padding:0 20px}


/* ===== 品牌标识 geoseo-ai ===== */
.brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none!important;color:#fff}
.brand:hover{text-decoration:none!important;opacity:.92}
.brand-mark{flex:none;display:block;filter:drop-shadow(0 2px 6px rgba(79,70,229,.35))}
.brand-text{font-size:18.5px;font-weight:800;letter-spacing:-.4px;color:#fff;line-height:1}
.brand-ai{background:linear-gradient(100deg,#67e8f9,#a78bfa);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand-suffix{font-size:11.5px;font-weight:500;color:#94a3b8;border:1px solid #334155;border-radius:99px;padding:2px 8px;margin-left:2px;white-space:nowrap}
/* 浅色背景下的品牌色 */
.brand.on-light .brand-text{color:#0f172a}
.brand.on-light .brand-ai{background:linear-gradient(100deg,#0891b2,#7c3aed);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand.on-light .brand-suffix{color:#64748b;border-color:#cbd5e1}
/* 登录页大号品牌 */
.login-brand{display:flex;justify-content:center;margin-bottom:14px}
.login-brand .brand-text{font-size:23px}
.login-brand .brand-mark{width:40px;height:40px}

/* ===== 顶部导航（前台） ===== */
.topbar{background:#0f172a;color:#e2e8f0;position:sticky;top:0;z-index:50}
.topbar .container{display:flex;align-items:center;gap:28px;height:60px}
.topbar .logo{font-weight:800;font-size:19px;color:#fff;display:flex;align-items:center;gap:9px}
.topbar .logo b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.topbar a.nav{color:#cbd5e1;font-size:14.5px}
.topbar a.nav-cta{background:var(--grad);color:#fff;padding:7px 16px;border-radius:9px;font-weight:600;font-size:14px}
.topbar a.nav-cta:hover{opacity:.92}
.topbar a.nav:hover{color:#fff;text-decoration:none}
.topbar .sp{flex:1}

/* ===== Hero / 首屏 ===== */
.hero{background:var(--grad);color:#fff;padding:64px 0 84px;position:relative;overflow:hidden}
.hero h1{font-size:34px;line-height:1.3;font-weight:800;max-width:640px}
.hero p.sub{margin-top:14px;font-size:16.5px;opacity:.92;max-width:560px}
.hero .chips{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px}
.hero .chip{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);padding:5px 14px;border-radius:99px;font-size:13px}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.12)}

/* ===== 卡片 / 表单 ===== */
.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:26px}
.card h2{font-size:19px;margin-bottom:4px}
.card .hint{color:var(--ink2);font-size:13.5px;margin-bottom:18px}
.float-card{margin-top:-52px}
label{display:block;font-size:13.5px;font-weight:600;color:var(--ink2);margin:14px 0 6px}
input[type=text],input[type=password],input[type=url],input[type=number],input[type=date],input[type=email],input[type=tel],select,textarea{
  width:100%;border:1.5px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14.5px;background:#fff;transition:border .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(79,70,229,.12)}
textarea{min-height:120px;resize:vertical}
.btn{display:inline-flex;align-items:center;gap:7px;background:var(--grad);color:#fff;border:none;border-radius:10px;
  padding:11px 22px;font-size:15px;font-weight:600;cursor:pointer;transition:transform .12s,opacity .12s;text-decoration:none!important}
.btn:hover{opacity:.92;transform:translateY(-1px)}
.btn.ghost{background:#fff;color:var(--brand);border:1.5px solid var(--brand)}
.btn.gray{background:#64748b}.btn.red{background:var(--bad)}.btn.sm{padding:6px 12px;font-size:13px;border-radius:8px}

/* 平台多选 */
.plat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.plat-grid label.pk{display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);border-radius:10px;padding:9px 12px;
  font-size:14px;font-weight:500;cursor:pointer;margin:0;transition:all .12s;color:var(--ink)}
.plat-grid label.pk:has(input:checked){border-color:var(--brand);background:#eef2ff;font-weight:700}
.plat-grid .dot{width:10px;height:10px;border-radius:50%;flex:none}
.picker-tools{margin:8px 0 2px;display:flex;gap:14px;font-size:13px}

/* 提示 / 徽章 */
.alert{border-radius:10px;padding:12px 16px;font-size:14px;margin:14px 0;border:1px solid}
.alert.ok{background:#ecfdf5;color:#065f46;border-color:#a7f3d0}
.alert.err{background:#fef2f2;color:#991b1b;border-color:#fecaca}
.badge{display:inline-block;padding:2px 10px;border-radius:99px;font-size:12px;font-weight:600}
.badge.pending{background:#fef3c7;color:#92400e}.badge.submitted{background:#dbeafe;color:#1e40af}
.badge.published{background:#d1fae5;color:#065f46}.badge.rejected{background:#fee2e2;color:#991b1b}
.badge.cited{background:#ede9fe;color:#5b21b6}
.score-ring{font-weight:800}

/* ===== 后台布局（侧边栏） ===== */
.layout{display:flex;min-height:100vh}
.sidebar{width:216px;background:#0f172a;color:#94a3b8;flex:none;padding:18px 12px;position:sticky;top:0;height:100vh;overflow:auto}
.sidebar .logo{padding:6px 10px 18px;display:block}
.sidebar .brand{padding:0}
.sidebar .brand-text{font-size:17px}
.sidebar .brand-mark{width:27px;height:27px}

.sidebar a{display:flex;align-items:center;gap:10px;color:#94a3b8;padding:9px 12px;border-radius:9px;font-size:14px;margin-bottom:2px}
.sidebar a:hover{background:#1e293b;color:#fff;text-decoration:none}
.sidebar a.on{background:var(--brand);color:#fff;font-weight:600}
.sidebar .grp{font-size:11.5px;color:#475569;padding:14px 12px 4px;letter-spacing:.1em}
.main{flex:1;min-width:0;padding:24px 28px}
.main-head{display:flex;align-items:center;gap:14px;margin-bottom:20px}
.main-head h1{font-size:21px}
.main-head .sp{flex:1}

/* 统计卡 */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:20px}
.stat{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:18px 20px}
.stat .n{font-size:26px;font-weight:800}
.stat .t{font-size:13px;color:var(--ink2);margin-top:2px}
.stat.hi .n{color:var(--brand)}

/* 表格 */
table.tb{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden;box-shadow:var(--shadow);font-size:14px}
.tb th{background:#f8fafc;text-align:left;padding:11px 14px;font-size:12.5px;color:var(--ink2);white-space:nowrap;border-bottom:1px solid var(--line)}
.tb td{padding:11px 14px;border-bottom:1px solid #f1f5f9;vertical-align:middle}
.tb tr:hover td{background:#f8faff}
.tb .act a{margin-right:8px;font-size:13px}
/* 行内文字按钮（与 .act a 视觉一致，用于 POST 表单） */
.tb .act form{display:inline;margin:0}
.lk{background:none;border:none;padding:0;margin-right:8px;font-size:13px;cursor:pointer;font-family:inherit;
  color:var(--brand);border-radius:4px;transition:opacity .15s}
.lk:hover{opacity:.75;text-decoration:underline}
.lk.ok{color:var(--ok)}.lk.bad{color:var(--bad)}
/* 批量操作栏 */
.bulk-bar{align-items:center;gap:10px;flex-wrap:wrap;background:#eef2ff;border:1px solid #c7d2fe;
  border-radius:12px;padding:10px 14px;margin-bottom:12px;position:sticky;top:8px;z-index:20}
.bulk-bar .bulk-n{font-size:13px;color:var(--brand);font-weight:600}
.bulk-bar .bulk-n b{font-size:15px}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.filter-bar select,.filter-bar input{width:auto;min-width:130px}
.pager{margin:14px 0;display:flex;gap:6px}
.pager a,.pager span{padding:6px 12px;border-radius:8px;background:#fff;border:1px solid var(--line);font-size:13px}
.pager .cur{background:var(--brand);color:#fff;border-color:var(--brand)}

/* 看板 */
.board{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.board .col{background:#eef1f7;border-radius:var(--r);padding:14px}
.board .col h3{font-size:14px;margin-bottom:12px;color:var(--ink2)}
.board .task{background:#fff;border-radius:10px;box-shadow:0 2px 8px rgba(15,23,42,.06);padding:12px 14px;margin-bottom:10px;font-size:13.5px}
.board .task b{display:block;font-size:14px;margin-bottom:4px}

/* 客户端图表（纯 CSS 条形） */
.bar-row{display:flex;align-items:center;gap:10px;margin:9px 0;font-size:13.5px}
.bar-row .lb{width:150px;flex:none;color:var(--ink2);text-align:right}
.bar-row .tr{flex:1;background:#eef1f7;border-radius:99px;height:16px;overflow:hidden}
.bar-row .fi{height:100%;background:var(--grad);border-radius:99px}
.bar-row .v{width:46px;font-weight:700}

/* 页脚 / 其他 */
footer.ft{padding:34px 0;color:var(--ink2);font-size:13px;text-align:center}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:860px){
  .board{grid-template-columns:1fr}.grid2{grid-template-columns:1fr}.hero h1{font-size:25px}
  .bar-row .lb{width:100px}
}

/* ===== 平台分组（AI / 自媒体） ===== */
.plat-group{margin:14px 0 4px;border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;background:#fbfcfe}
.plat-group .pg-head{display:flex;align-items:center;gap:10px;margin-bottom:11px;flex-wrap:wrap}
.plat-group .pg-head small{color:var(--ink2);font-size:12.5px}
.pg-badge{font-size:12px;font-weight:700;padding:3px 11px;border-radius:99px}
.pg-badge.ai{background:#eef2ff;color:#3730a3;border:1px solid #c7d2fe}
.pg-badge.media{background:#fff7ed;color:#9a3412;border:1px solid #fed7aa}
.chip.chip-ai{background:rgba(99,102,241,.35);border-color:rgba(199,210,254,.7);font-weight:700}
.chip.chip-media{background:rgba(251,146,60,.28);border-color:rgba(253,186,116,.7);font-weight:700}

/* ===== 后台整体视觉增强 ===== */
.admin-body{background:#eef1f7}
.sidebar{background:linear-gradient(180deg,#0f172a 0%,#131c33 60%,#0b1220 100%);
  width:224px;display:flex;flex-direction:column;padding:20px 14px 14px;box-shadow:2px 0 16px rgba(15,23,42,.1)}
.sidebar .logo{padding:2px 6px 18px;margin-bottom:6px;border-bottom:1px solid rgba(148,163,184,.16)}
.side-nav{flex:1;overflow-y:auto}
.side-nav::-webkit-scrollbar{width:5px}
.side-nav::-webkit-scrollbar-thumb{background:#334155;border-radius:9px}
.side-nav .grp{font-size:11px;color:#64748b;padding:15px 10px 6px;letter-spacing:.12em;font-weight:600}
.side-nav a{display:flex;align-items:center;gap:10px;color:#94a3b8;padding:9px 11px;border-radius:9px;
  font-size:14px;margin-bottom:2px;transition:all .14s;text-decoration:none}
.side-nav a .si{font-size:14px;width:18px;text-align:center;filter:grayscale(.35)}
.side-nav a:hover{background:rgba(79,70,229,.16);color:#e2e8f0;text-decoration:none}
.side-nav a:hover .si{filter:none}
.side-nav a.on{background:linear-gradient(100deg,#4f46e5,#6d28d9);color:#fff;font-weight:600;
  box-shadow:0 4px 14px rgba(79,70,229,.4)}
.side-nav a.on .si{filter:none}
.side-foot{border-top:1px solid rgba(148,163,184,.16);padding-top:12px;margin-top:8px}
.sf-user{display:flex;align-items:center;gap:10px;padding:6px 8px;border-radius:10px;background:rgba(148,163,184,.08)}
.sf-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#4f46e5,#06b6d4);
  color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:14px;flex:none}
.sf-user b{display:block;font-size:13.5px;color:#e2e8f0;line-height:1.3}
.sf-user small{font-size:11.5px;color:#64748b}

.main{padding:26px 30px 10px;max-width:1360px}
.main-head{align-items:center;padding-bottom:16px;margin-bottom:20px;border-bottom:1px solid #dde3ee}
.main-head h1{font-size:22px;font-weight:700;letter-spacing:-.3px}
.admin-foot{margin-top:30px;padding:18px 0 24px;border-top:1px solid #dde3ee;color:#94a3b8;font-size:12.5px;text-align:center}

/* 后台卡片与表格更精致 */
.main .card{box-shadow:0 1px 3px rgba(15,23,42,.05),0 8px 24px rgba(15,23,42,.05);border:1px solid #e8edf5}
.main .card h2{font-size:16.5px;color:#0f172a}
.main table.tb{box-shadow:0 1px 3px rgba(15,23,42,.05),0 8px 24px rgba(15,23,42,.05);border:1px solid #e8edf5}
.main .tb th{background:#f6f8fc;border-bottom:1px solid #e2e8f0;font-weight:600;letter-spacing:.02em}
.main .tb td{font-size:13.5px}
.main .stats{gap:16px}
.main .stat{position:relative;overflow:hidden;border:1px solid #e8edf5;transition:transform .15s,box-shadow .15s}
.main .stat:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(15,23,42,.09)}
.main .stat::after{content:"";position:absolute;right:-24px;top:-24px;width:76px;height:76px;border-radius:50%;
  background:linear-gradient(135deg,rgba(79,70,229,.09),rgba(6,182,212,.06))}
.main .stat .n{font-size:27px;letter-spacing:-.5px}
.main .filter-bar{align-items:flex-end;gap:12px}
.main .filter-bar > div label{margin-top:0}
.main .filter-bar input,.main .filter-bar select{min-width:140px}

/* 看板卡片 */
.board .col{background:#e9edf6;border-radius:14px;padding:14px;border:1px solid #dfe5f0}
.board .task{transition:transform .14s,box-shadow .14s;border:1px solid #eef2f8}
.board .task:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(15,23,42,.1);border-color:#c7d2fe}

/* ============ 客户独立后台：状态标签页 ============ */
.tb-tab{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:9px;
  font-size:13.5px;color:var(--ink2);text-decoration:none;transition:.15s;white-space:nowrap}
.tb-tab b{font-weight:600;color:inherit;opacity:.75}
.tb-tab:hover{background:#eef2ff;color:var(--brand)}
.tb-tab.on{background:var(--brand);color:#fff;box-shadow:0 3px 12px rgba(79,70,229,.3)}
.tb-tab.on b{opacity:1}

/* 客户后台两栏布局 */
@media(max-width:1180px){
  .main .two-col{grid-template-columns:1fr !important}
}

/* 客户后台内容表：行内操作按钮 */
.main .tb .lk{display:inline-block;padding:3px 9px;border-radius:7px;font-size:12.5px;
  color:var(--brand);text-decoration:none;border:1px solid transparent;transition:.13s;
  background:none;font-family:inherit;cursor:pointer;margin:0}
.main .tb .lk:hover{background:#eef2ff;border-color:#c7d2fe}
.main .tb .lk.bad{color:var(--bad)}
.main .tb .lk.bad:hover{background:#fef2f2;border-color:#fecaca}

/* ============================================================
   全站移动端适配（≤768px 为主断点）
   ============================================================ */

/* --- 前台导航：汉堡折叠菜单 --- */
.mnav-btn{display:none;flex:none;width:38px;height:38px;border-radius:9px;border:1px solid rgba(255,255,255,.25);
  color:#fff;font-size:19px;line-height:36px;text-align:center;cursor:pointer;user-select:none;margin-left:auto}
.nav-links{display:flex;align-items:center;gap:28px}
.topbar .nav-links{margin-left:auto}

@media(max-width:768px){
  /* 前台 topbar：折叠为汉堡 */
  .topbar .container{gap:14px;height:auto;min-height:54px;flex-wrap:wrap;padding:8px 0}
  .mnav-btn{display:block}
  .nav-links{display:none;width:100%;flex-direction:column;align-items:stretch;gap:4px;padding:6px 0 10px}
  .mnav-ck:checked ~ .nav-links{display:flex}
  .mnav-ck:checked ~ .mnav-btn{background:rgba(255,255,255,.14)}
  .nav-links a.nav{padding:11px 12px;border-radius:9px;background:rgba(255,255,255,.06);text-align:center}
  .nav-links a.nav-cta{text-align:center}

  /* 页面容器与卡片 */
  .container{padding-left:14px;padding-right:14px}
  .hero{padding:38px 0 66px}
  .hero h1{font-size:23px;line-height:1.4}
  .hero p.sub{font-size:14.5px}
  .hero::after{width:260px;height:260px;right:-90px;top:-90px}
  .float-card{margin-top:-44px;padding:18px 16px !important}
  .card{padding:16px 14px}

  /* 表格横向滚动（所有数据表） */
  .card:has(> table.tb){padding:0 !important}
  table.tb{display:block;overflow-x:auto;white-space:nowrap;min-width:0}
  table.tb th,table.tb td{white-space:normal;min-width:96px}
  table.tb td.act,table.tb th.act{min-width:110px}

  /* 表单 */
  .grid2{grid-template-columns:1fr;gap:0}
  .filter-bar{flex-direction:column;align-items:stretch}
  .filter-bar input,.filter-bar select{min-width:0;width:100% !important}
  .plat-grid{grid-template-columns:1fr 1fr !important;gap:8px}
  .picker-tools{flex-wrap:wrap;gap:8px}
  .stats{grid-template-columns:1fr 1fr;gap:10px}
  .stat .n{font-size:22px}
  .main-head{flex-wrap:wrap;gap:10px}
  .main-head h1{font-size:19px}
  footer.ft{padding:22px 0;font-size:12.5px}

  /* 看板 */
  .board{grid-template-columns:1fr}
}

/* 极窄屏（≤420px） */
@media(max-width:420px){
  .plat-grid{grid-template-columns:1fr !important}
  .stats{grid-template-columns:1fr 1fr}
  .hero h1{font-size:20px}
}

/* --- 后台 / 客户后台侧栏：≤860px 收起为顶部横向滚动条 --- */
@media(max-width:860px){
  .layout{flex-direction:column}
  .sidebar{width:100%;height:auto;position:sticky;top:0;z-index:60;display:block;
    background:#0f172a;padding:10px 12px;border-right:none;box-shadow:0 2px 12px rgba(0,0,0,.25)}
  .sidebar .logo{border:none;padding:0 4px 8px;margin:0}
  .side-nav{display:flex;flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;gap:6px;padding-bottom:4px}
  .side-nav::-webkit-scrollbar{height:4px}
  .side-nav::-webkit-scrollbar-thumb{background:#334155;border-radius:99px}
  .side-nav .grp{display:none}
  .side-nav a{flex:none;font-size:13px;padding:7px 12px;white-space:nowrap;border-radius:8px}
  .side-nav a.on{background:var(--grad)}
  .side-foot{display:none}
  .main{padding:16px 12px 8px}
  .main .filter-bar{flex-direction:column;align-items:stretch}
  .main .filter-bar input,.main .filter-bar select{min-width:0;width:100% !important}
  .main .tb-tab{overflow-x:auto}
}

/* ============ v4.7 营销落地页（参考 Marketingforce 风格） ============ */
/* 形象海报 */
.lp-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 55%,#312e81 100%);
  color:#fff;padding:86px 0 96px}
.lp-hero::before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(99,102,241,.35),transparent 65%);top:-160px;right:-120px}
.lp-hero::after{content:"";position:absolute;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(6,182,212,.22),transparent 65%);bottom:-140px;left:-100px}
.lp-hero .container{position:relative;z-index:1}
.lp-hero h1{font-size:40px;line-height:1.28;letter-spacing:-1px;margin:0 0 8px;font-weight:800}
.lp-hero h1 b{background:linear-gradient(100deg,#a5b4fc,#67e8f9);-webkit-background-clip:text;background-clip:text;color:transparent}
.lp-hero .slog{font-size:17px;color:#c7d2fe;margin:0 0 14px;font-weight:600;letter-spacing:.04em}
.lp-hero .sub{font-size:15px;color:#94a3b8;max-width:640px;line-height:1.9;margin:0 0 26px}
.lp-hero .chips{margin-bottom:10px}
.lp-cta{display:flex;gap:14px;margin-top:22px;flex-wrap:wrap}
.btn-lp{display:inline-flex;align-items:center;gap:8px;padding:13px 30px;border-radius:12px;font-size:15.5px;
  font-weight:700;text-decoration:none;transition:.18s;border:none;cursor:pointer}
.btn-lp.pri{background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;box-shadow:0 10px 30px rgba(79,70,229,.45)}
.btn-lp.pri:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(79,70,229,.55);color:#fff}
.btn-lp.ghost{background:rgba(255,255,255,.08);color:#e2e8f0;border:1px solid rgba(148,163,184,.35)}
.btn-lp.ghost:hover{background:rgba(255,255,255,.14);color:#fff}
.lp-stats{display:flex;gap:44px;margin-top:38px;flex-wrap:wrap}
.lp-stats .n{font-size:30px;font-weight:800;background:linear-gradient(100deg,#a5b4fc,#67e8f9);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.lp-stats .t{font-size:12.5px;color:#94a3b8;margin-top:2px}

/* 通用区块标题 */
.lp-sec{padding:72px 0}
.lp-sec.alt{background:#f8fafc}
.lp-head{text-align:center;max-width:620px;margin:0 auto 44px}
.lp-head .kicker{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.18em;color:var(--brand);
  background:#eef2ff;padding:5px 14px;border-radius:99px;margin-bottom:14px}
.lp-head h2{font-size:29px;font-weight:800;letter-spacing:-.5px;margin:0 0 10px;color:#0f172a}
.lp-head p{color:var(--ink2);font-size:15px;line-height:1.85;margin:0}

/* 客户痛点 */
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pain-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 24px;transition:.2s}
.pain-card:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(15,23,42,.09);border-color:#c7d2fe}
.pain-card .ic{width:46px;height:46px;border-radius:12px;background:#fef2f2;display:flex;align-items:center;
  justify-content:center;font-size:22px;margin-bottom:14px}
.pain-card h3{font-size:16.5px;margin:0 0 8px;color:#0f172a}
.pain-card p{font-size:13.5px;color:var(--ink2);line-height:1.85;margin:0}
.pain-card .fix{margin-top:12px;font-size:13px;font-weight:600;color:var(--brand)}

/* 核心价值 */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.value-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 24px;transition:.2s;overflow:hidden}
.value-card::after{content:"";position:absolute;right:-30px;top:-30px;width:90px;height:90px;border-radius:50%;
  background:linear-gradient(135deg,rgba(79,70,229,.08),rgba(6,182,212,.06))}
.value-card:hover{transform:translateY(-4px);box-shadow:0 14px 32px rgba(79,70,229,.12);border-color:#a5b4fc}
.value-card .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#4f46e5,#06b6d4);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:21px;margin-bottom:14px}
.value-card h3{font-size:16.5px;margin:0 0 8px;color:#0f172a}
.value-card p{font-size:13.5px;color:var(--ink2);line-height:1.85;margin:0}

/* 索取方案 CTA */
.plan-cta{background:linear-gradient(120deg,#0f172a,#1e1b4b);border-radius:22px;color:#fff;
  padding:52px 48px;display:flex;align-items:center;gap:36px;flex-wrap:wrap;position:relative;overflow:hidden}
.plan-cta::before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(99,102,241,.3),transparent 65%);right:-100px;top:-100px}
.plan-cta .txt{flex:1;min-width:280px;position:relative}
.plan-cta h2{font-size:25px;font-weight:800;margin:0 0 8px}
.plan-cta p{color:#94a3b8;font-size:14.5px;line-height:1.85;margin:0}
.plan-cta .act{position:relative;display:flex;gap:14px;flex-wrap:wrap}

/* FAQ */
.faq-list{max-width:760px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
.faq-item summary{cursor:pointer;list-style:none;padding:17px 20px;font-size:15px;font-weight:600;color:#0f172a;
  display:flex;align-items:center;gap:12px;transition:.15s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:"?";flex:none;width:26px;height:26px;border-radius:8px;background:#eef2ff;
  color:var(--brand);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:14px}
.faq-item summary:hover{background:#fafbff}
.faq-item[open] summary{border-bottom:1px solid var(--line)}
.faq-item .ans{padding:14px 20px 16px 58px;font-size:13.5px;color:var(--ink2);line-height:1.9}

/* 底部导航 */
.lp-foot{background:#0b1220;color:#94a3b8;padding:54px 0 0}
.lp-foot .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px}
.lp-foot h4{color:#e2e8f0;font-size:14px;margin:0 0 14px;font-weight:700}
.lp-foot a{display:block;color:#94a3b8;font-size:13px;text-decoration:none;padding:4px 0}
.lp-foot a:hover{color:#c7d2fe;text-decoration:none}
.lp-foot .about p{font-size:13px;line-height:1.9;margin:0 0 14px}
.lp-foot .bar{border-top:1px solid rgba(148,163,184,.15);padding:16px 0;font-size:12.5px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

@media(max-width:860px){
  .lp-hero{padding:56px 0 64px}
  .lp-hero h1{font-size:28px}
  .lp-hero .slog{font-size:14.5px}
  .lp-sec{padding:52px 0}
  .lp-head h2{font-size:22px}
  .pain-grid,.value-grid{grid-template-columns:1fr !important}
  .plan-cta{padding:34px 24px}
  .lp-foot .cols{grid-template-columns:1fr 1fr;gap:24px}
  .lp-stats{gap:26px}
}

/* v4.9.1 首页海报文案分级美化 */
.lp-hero h1{font-size:44px}
.lp-hero h1 b{font-size:1.12em;letter-spacing:0}
.lp-hero .slog{font-size:16px;color:#a5b4fc;letter-spacing:.08em;font-weight:600}
.lp-hero .slog .sdot{color:#67e8f9;margin:0 4px;font-weight:800}
.lp-hero .sub{font-size:16.5px;color:#cbd5e1;max-width:680px}
.lp-hero .sub b{color:#fff;font-weight:700;border-bottom:2px solid #67e8f9;padding-bottom:1px}
@media(max-width:860px){
  .lp-hero h1{font-size:30px}
  .lp-hero .slog{font-size:13.5px;letter-spacing:.03em}
  .lp-hero .sub{font-size:14.5px}
}

/* v4.9.6 GEO优化发布模块美化 */
#submit{scroll-margin-top:70px}
#submit .card.pub-card{position:relative;border-radius:18px;border:1px solid #e3e9f5;
  padding:26px 28px;box-shadow:0 16px 44px rgba(79,70,229,.10);overflow:hidden}
#submit .card.pub-card::before{content:"";position:absolute;left:0;top:0;right:0;height:4px;
  background:linear-gradient(90deg,#4f46e5,#7c3aed,#06b6d4)}
#submit .card.pub-card::after{content:"";position:absolute;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(79,70,229,.06),transparent 65%);right:-90px;bottom:-110px;pointer-events:none}
.pub-head{display:flex;gap:14px;align-items:flex-start;padding-bottom:16px;margin-bottom:18px;
  border-bottom:1px dashed var(--line);position:relative;z-index:1}
.pub-head .pub-ic{flex:none;width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;font-size:21px;
  display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(79,70,229,.35)}
#submit .card.pub-card h2{color:#0f172a}
#submit .picker-tools a{color:var(--brand);background:#eef2ff;border-radius:8px;padding:4px 12px;
  font-size:12.5px;margin-right:6px;text-decoration:none}
#submit .picker-tools a:hover{background:#e0e7ff}
#submit .plat-group{background:#fbfcfe;border-color:#e3e9f5}
#submit .card.pub-card .btn[type=submit]{background:linear-gradient(135deg,#4f46e5,#7c3aed);
  border:none;color:#fff;font-weight:700;box-shadow:0 8px 22px rgba(79,70,229,.35);border-radius:11px}
#submit .card.pub-card .btn[type=submit]:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(79,70,229,.45)}
@media(max-width:768px){
  #submit .card.pub-card{padding:18px 14px}
  .pub-head{flex-direction:column;gap:10px}
}

/* ===== v4.9.8：首页三模块 hover 交互 + 底色区分 ===== */
/* 模块底色区分：痛点=暖红调 / 核心价值=靛紫调 / FAQ=青蓝调 */
#pain.lp-sec{background:linear-gradient(180deg,#fdf4f4,#fdf8f7)}
#value.lp-sec{background:linear-gradient(180deg,#f4f4ff,#f8f7fd)}
#faq.lp-sec{background:linear-gradient(180deg,#f1f9fb,#f6fbfd)}

/* 客户痛点：hover 左侧红条 + 图标弹跳 */
.pain-card{border-left:3px solid transparent}
.pain-card:hover{border-left-color:#ef4444;transform:translateY(-6px) scale(1.015);
  box-shadow:0 18px 38px rgba(239,68,68,.13);border-color:#fecaca;border-left-color:#ef4444}
.pain-card:hover .ic{transform:scale(1.12) rotate(-6deg);box-shadow:0 8px 20px rgba(239,68,68,.25)}
.pain-card .ic{transition:transform .25s}
.pain-card:hover h3{color:#b91c1c}

/* 核心价值：hover 渐变描边 + 图标放大 */
.value-card::before{content:"";position:absolute;inset:0;border-radius:16px;padding:1.5px;
  background:linear-gradient(135deg,#4f46e5,#7c3aed,#06b6d4);
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .25s;pointer-events:none}
.value-card:hover{transform:translateY(-6px) scale(1.015);box-shadow:0 18px 40px rgba(79,70,229,.16)}
.value-card:hover::before{opacity:1}
.value-card .ic{transition:transform .25s}
.value-card:hover .ic{transform:scale(1.12) rotate(6deg)}
.value-card:hover h3{color:var(--brand)}

/* GEO FAQ：hover 青色描边 + 展开态着色 */
.faq-item{transition:border-color .2s,box-shadow .2s,transform .2s}
.faq-item:hover{border-color:#67e8f9;box-shadow:0 10px 26px rgba(6,182,212,.12);transform:translateY(-2px)}
.faq-item:hover summary::before{background:#cffafe;color:#0e7490}
.faq-item[open]{border-color:#22d3ee;box-shadow:0 10px 26px rgba(6,182,212,.14)}
.faq-item[open] summary::before{background:#06b6d4;color:#fff}

/* 移动端触屏去掉浮起，保留底色区分 */
@media(hover:none){
  .pain-card:hover,.value-card:hover{transform:none}
}

/* ===== 修复：GEO优化发布 卡片负 margin 遮挡标题文字 ===== */
#submit .card.pub-card{margin-top:0}