/* 汇锦AI创业社群 · 站点样式 v1
   设计基线沿用主站：深底 #0B0D10 / 霓虹绿 #4ADE80 / 青 #38BDF8 */

:root{
  --bg:#0B0D10; --panel:#12151A; --panel-2:#171B21; --panel-3:#1C212A;
  --ink:#F0F2F5; --ink-2:#A2A8B3; --ink-3:#6B7280;
  --line:rgba(255,255,255,.08); --line-2:rgba(255,255,255,.16);
  --neon:#4ADE80; --neon-dim:rgba(74,222,128,.12); --neon-line:rgba(74,222,128,.35);
  --cyan:#38BDF8; --cyan-dim:rgba(56,189,248,.10);
  --warn:#FBBF24; --red:#F87171; --purple:#C084FC;
  --maxw:1120px; --narrow:760px;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,monospace;
  --r:16px;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:var(--neon);color:#0B0D10}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--neon);outline-offset:2px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px;position:relative;z-index:1}
.narrow{max-width:var(--narrow);margin:0 auto}

/* 背景氛围 */
.glow{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse 70% 45% at 50% -8%,rgba(56,189,248,.08),transparent 62%),
             radial-gradient(ellipse 50% 40% at 85% 20%,rgba(74,222,128,.05),transparent 60%);}
.grid-bg{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 75%)}

/* ---------- 导航 ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(11,13,16,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{max-width:var(--maxw);margin:0 auto;padding:0 22px;height:62px;display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:15.5px;letter-spacing:-.01em;white-space:nowrap}
.brand .dot{width:8px;height:8px;border-radius:50%;background:var(--neon);box-shadow:0 0 14px var(--neon)}
.brand em{font-style:normal;color:var(--neon)}
.nav-links{display:flex;gap:22px;margin-left:auto;font-size:14.5px;color:var(--ink-2)}
.nav-links a{transition:color .18s}
.nav-links a:hover,.nav-links a.on{color:var(--neon)}
.nav-cta{background:var(--neon);color:#07110A;font-weight:700;font-size:14px;padding:8px 16px;border-radius:10px;white-space:nowrap;transition:transform .15s,box-shadow .15s}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 22px rgba(74,222,128,.28)}
.nav-toggle{display:none;background:none;border:0;color:var(--ink);font-size:22px;cursor:pointer;margin-left:auto}

/* ---------- 通用块 ---------- */
.section{padding:64px 0;position:relative;z-index:1}
.section.tight{padding:40px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(22px,3.6vw,28px);font-weight:700;letter-spacing:-.02em;line-height:1.3}
.sec-head .sub{color:var(--ink-2);font-size:14.5px;margin-top:6px}
.sec-head .more{color:var(--neon);font-size:14px;white-space:nowrap}
.kicker{font-family:var(--mono);font-size:11.5px;letter-spacing:.24em;color:var(--neon);display:inline-flex;align-items:center;gap:8px;margin-bottom:14px}
.kicker .d{width:6px;height:6px;border-radius:50%;background:var(--neon);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}

/* ---------- Hero ---------- */
.hero{padding:78px 0 44px;position:relative;z-index:1}
.hero h1{font-size:clamp(32px,6.4vw,50px);line-height:1.18;font-weight:700;letter-spacing:-.025em;margin-bottom:18px;max-width:16em}
.hero h1 .neon{color:var(--neon)}
.hero .lede{font-size:clamp(15.5px,2.6vw,18px);color:var(--ink-2);max-width:34em;line-height:1.85}
.hero .acts{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.hero .stat-row{display:flex;gap:30px;margin-top:34px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px}
.hero .stat b{display:block;font-size:24px;font-weight:700;color:var(--neon);line-height:1.2}
.hero .stat span{font-size:13px;color:var(--ink-3)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:12px;font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all .16s;font-family:inherit}
.btn-primary{background:var(--neon);color:#07110A}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 26px rgba(74,222,128,.28)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--neon-line);color:var(--neon)}
.btn-cyan{background:var(--cyan-dim);color:var(--cyan);border-color:rgba(56,189,248,.32)}
.btn-sm{padding:7px 14px;font-size:13.5px;border-radius:9px}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none!important;box-shadow:none!important}

/* ---------- 下一场横条 ---------- */
.next{display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center;background:linear-gradient(105deg,rgba(74,222,128,.09),rgba(56,189,248,.05) 55%,transparent);border:1px solid var(--neon-line);border-radius:20px;padding:24px 28px;position:relative;overflow:hidden}
.next::after{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(74,222,128,.14),transparent 70%)}
.next-l .tagline{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--neon);margin-bottom:8px}
.next-l h3{font-size:clamp(18px,3vw,23px);font-weight:700;margin-bottom:8px;line-height:1.35}
.next-l .meta{color:var(--ink-2);font-size:14px;display:flex;gap:16px;flex-wrap:wrap}
.next-r{display:flex;flex-direction:column;gap:8px;align-items:flex-end;z-index:1}
.next-r .left-seat{font-size:12.5px;color:var(--ink-3)}
.next-r .left-seat b{color:var(--warn)}

/* ---------- 活动卡片 ---------- */
.act-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}
.act-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:transform .18s,border-color .18s,box-shadow .18s;position:relative}
.act-card:hover{transform:translateY(-3px);border-color:var(--line-2);box-shadow:0 18px 40px rgba(0,0,0,.45)}
.cover{height:120px;position:relative;display:flex;align-items:flex-end;padding:14px 16px}
.cover-a{background:linear-gradient(135deg,rgba(74,222,128,.30),rgba(56,189,248,.12) 55%,rgba(18,21,26,.9)),#12151A}
.cover-b{background:linear-gradient(135deg,rgba(56,189,248,.28),rgba(192,132,252,.12) 60%,rgba(18,21,26,.9)),#12151A}
.cover-c{background:linear-gradient(135deg,rgba(251,191,36,.24),rgba(248,113,113,.12) 60%,rgba(18,21,26,.9)),#12151A}
.cover-d{background:linear-gradient(135deg,rgba(192,132,252,.26),rgba(56,189,248,.12) 60%,rgba(18,21,26,.9)),#12151A}
.cover-e{background:linear-gradient(135deg,rgba(74,222,128,.20),rgba(251,191,36,.14) 60%,rgba(18,21,26,.9)),#12151A}
.cover .lv{font-size:12px;font-weight:700;letter-spacing:.02em;padding:4px 11px;border-radius:999px;background:rgba(11,13,16,.62);border:1px solid var(--line-2);color:var(--ink);backdrop-filter:blur(6px)}
.cover .ty{position:absolute;right:14px;bottom:14px;font-size:11.5px;color:var(--ink-2);font-family:var(--mono);letter-spacing:.08em}
.act-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.act-body h3{font-size:16.5px;font-weight:650;line-height:1.45;letter-spacing:-.01em}
.act-body .sum{font-size:13.5px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.act-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--ink-3);margin-top:auto;padding-top:8px;border-top:1px solid var(--line)}
.act-meta span{display:inline-flex;align-items:center;gap:5px}
.act-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:10px}
.price{font-size:15px;font-weight:700;color:var(--neon)}
.price small{font-size:12px;color:var(--ink-3);font-weight:400;margin-left:3px}
.price.free{color:var(--cyan)}
.seat{font-size:12px;color:var(--ink-3)}
.seat b{color:var(--warn)}
.bad{color:var(--ink-3)}

/* 状态角标 */
.st{position:absolute;top:12px;right:12px;font-size:11.5px;padding:3px 9px;border-radius:999px;font-weight:600}
.st-open{background:rgba(74,222,128,.14);color:var(--neon);border:1px solid rgba(74,222,128,.32)}
.st-soon{background:rgba(251,191,36,.12);color:var(--warn);border:1px solid rgba(251,191,36,.3)}
.st-full,.st-closed,.st-done{background:rgba(255,255,255,.06);color:var(--ink-3);border:1px solid var(--line)}

/* ---------- 筛选 ---------- */
.filters{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:26px}
.chip{padding:7px 15px;border-radius:999px;border:1px solid var(--line);background:var(--panel);color:var(--ink-2);font-size:13.5px;cursor:pointer;font-family:inherit;transition:all .15s}
.chip:hover{border-color:var(--line-2);color:var(--ink)}
.chip.on{background:var(--neon-dim);border-color:var(--neon-line);color:var(--neon);font-weight:600}

/* ---------- 详情页 ---------- */
.detail{display:grid;grid-template-columns:1fr 340px;gap:44px;align-items:start;padding-top:34px}
.detail-main h1{font-size:clamp(24px,4.4vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.02em;margin:14px 0 16px}
.detail-main .sum{font-size:16px;color:var(--ink-2);line-height:1.85;margin-bottom:24px}
.block{border-top:1px solid var(--line);padding:24px 0}
.block h2{font-size:17px;font-weight:650;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.block h2::before{content:"";width:3px;height:15px;background:var(--neon);border-radius:2px}
.ticks{list-style:none;display:flex;flex-direction:column;gap:11px}
.ticks li{position:relative;padding-left:24px;font-size:14.5px;color:var(--ink-2);line-height:1.75}
.ticks li::before{content:"";position:absolute;left:0;top:9px;width:11px;height:11px;border-radius:50%;border:1.5px solid var(--neon);background:var(--neon-dim)}
.ticks.no li::before{border-color:var(--ink-3);background:transparent}
.timeline{list-style:none;position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;background:var(--line-2)}
.timeline li{position:relative;padding:0 0 16px 0;font-size:14.5px;color:var(--ink-2)}
.timeline li::before{content:"";position:absolute;left:-24px;top:8px;width:9px;height:9px;border-radius:50%;background:var(--neon);box-shadow:0 0 0 3px rgba(74,222,128,.14)}
.timeline b{color:var(--neon);font-family:var(--mono);font-size:13px;margin-right:10px;font-weight:600}
.bring{display:flex;gap:10px;flex-wrap:wrap}
.bring span{background:var(--panel-2);border:1px solid var(--line);border-radius:9px;padding:7px 13px;font-size:13px;color:var(--ink-2)}

/* 报名卡 */
.signup-card{position:sticky;top:82px;background:var(--panel);border:1px solid var(--line-2);border-radius:20px;padding:22px}
.signup-card .p{font-size:26px;font-weight:700;color:var(--neon);line-height:1.2;margin-bottom:4px}
.signup-card .p small{font-size:13px;color:var(--ink-3);font-weight:400}
.signup-card .rows{display:flex;flex-direction:column;gap:11px;margin:16px 0 18px;font-size:13.5px;color:var(--ink-2)}
.signup-card .rows div{display:flex;gap:10px}
.signup-card .rows .k{color:var(--ink-3);min-width:52px;flex-shrink:0}
.signup-card .tip{font-size:12px;color:var(--ink-3);margin-top:12px;line-height:1.7;text-align:center}

/* ---------- 表单 ---------- */
.form{display:flex;flex-direction:column;gap:18px}
.field label{display:block;font-size:13.5px;color:var(--ink-2);margin-bottom:7px;font-weight:500}
.field label .req{color:var(--neon);margin-left:3px}
.field input,.field select,.field textarea{width:100%;background:var(--panel-2);border:1px solid var(--line-2);border-radius:11px;padding:12px 14px;color:var(--ink);font-size:15px;font-family:inherit;transition:border-color .15s,background .15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--neon-line);background:var(--panel-3);outline:none}
.field textarea{min-height:96px;resize:vertical;line-height:1.7}
.field .hint{font-size:12px;color:var(--ink-3);margin-top:6px;line-height:1.6}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.radio-row{display:flex;gap:10px;flex-wrap:wrap}
.radio-row label{display:inline-flex;align-items:center;gap:7px;background:var(--panel-2);border:1px solid var(--line-2);border-radius:10px;padding:9px 14px;font-size:13.5px;cursor:pointer;color:var(--ink-2);margin:0}
.radio-row input{width:auto;margin:0;accent-color:var(--neon)}
.radio-row label:has(input:checked){border-color:var(--neon-line);color:var(--neon);background:var(--neon-dim)}
.form-msg{font-size:13.5px;padding:11px 14px;border-radius:10px;display:none}
.form-msg.err{display:block;background:rgba(248,113,113,.08);border:1px solid rgba(248,113,113,.28);color:#FCA5A5}
.form-msg.ok{display:block;background:var(--neon-dim);border:1px solid var(--neon-line);color:var(--neon)}

/* ---------- 成功页 ---------- */
.done{max-width:620px;margin:0 auto;padding:70px 0 40px;text-align:center}
.done .icon{width:64px;height:64px;border-radius:50%;background:var(--neon-dim);border:1px solid var(--neon-line);display:flex;align-items:center;justify-content:center;margin:0 auto 22px;font-size:28px}
.done h1{font-size:26px;margin-bottom:14px;letter-spacing:-.02em}
.done p{color:var(--ink-2);font-size:15px;line-height:1.9}
.done .info{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px;margin:26px 0;text-align:left}
.done .info .row{display:flex;gap:14px;padding:9px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.done .info .row:last-child{border:0}
.done .info .k{color:var(--ink-3);min-width:70px;flex-shrink:0}

/* ---------- 案例 / 会员 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}
.case{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:12px}
.case .q{font-size:15px;line-height:1.75;color:var(--ink);font-style:italic;padding-left:14px;border-left:2px solid var(--neon-line)}
.case .kv{display:grid;grid-template-columns:64px 1fr;gap:6px 12px;font-size:13.5px}
.case .kv dt{color:var(--ink-3)}
.case .kv dd{color:var(--ink-2)}
.case .res{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:8px}
.case .res span{background:var(--neon-dim);border:1px solid rgba(74,222,128,.24);color:var(--neon);font-size:12.5px;padding:4px 10px;border-radius:8px}
.plan{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:26px;display:flex;flex-direction:column;gap:14px}
.plan.hot{border-color:var(--neon-line);background:linear-gradient(160deg,rgba(74,222,128,.07),var(--panel) 60%)}
.plan h3{font-size:17px;font-weight:650}
.plan .pp{font-size:30px;font-weight:700;color:var(--neon);line-height:1.1}
.plan .pp small{font-size:13px;color:var(--ink-3);font-weight:400}
.plan ul{list-style:none;display:flex;flex-direction:column;gap:9px;font-size:14px;color:var(--ink-2)}
.plan ul li{position:relative;padding-left:22px}
.plan ul li::before{content:"✓";position:absolute;left:0;color:var(--neon);font-weight:700}
.plan ul li.todo::before{content:"○";color:var(--ink-3)}

/* ---------- 页脚 ---------- */
.foot{border-top:1px solid var(--line);margin-top:60px;padding:36px 0 50px;position:relative;z-index:1}
.foot-in{display:flex;justify-content:space-between;gap:26px;flex-wrap:wrap;font-size:13.5px;color:var(--ink-3)}
.foot a{color:var(--ink-2)}
.foot a:hover{color:var(--neon)}
.foot .brand{font-size:15px;color:var(--ink)}
/* 页脚结构（原来写死在 app.js 的内联 style 里，v2.0 收到这里） */
.foot-top{align-items:flex-start}
.foot-brand{max-width:280px}
.foot-brand .brand{margin-bottom:10px}
.foot-slogan{font-size:13.5px;line-height:1.9}
.foot-cols{display:flex;gap:52px;flex-wrap:wrap;font-size:13.5px}
.foot-col{display:flex;flex-direction:column;gap:9px}
.foot-h{color:var(--ink-3);font-size:12px;letter-spacing:.08em;margin-bottom:1px}
.foot-copy{font-size:12.5px;color:var(--ink-3);text-align:right}

/* ---------- 提示 ---------- */
.empty{text-align:center;padding:70px 20px;color:var(--ink-3);font-size:14.5px;border:1px dashed var(--line-2);border-radius:var(--r)}
.skel{height:260px;border-radius:var(--r);background:linear-gradient(100deg,var(--panel) 30%,var(--panel-2) 50%,var(--panel) 70%);background-size:200% 100%;animation:sh 1.2s infinite}
@keyframes sh{0%{background-position:180% 0}100%{background-position:-20% 0}}

/* 轻提示（HJ.toast）：不打断操作，2 秒自动消失 */
.hj-toast{position:fixed;left:50%;bottom:84px;transform:translate(-50%,14px);z-index:60;
  max-width:82vw;padding:11px 20px;border-radius:999px;font-size:13.5px;line-height:1.5;text-align:center;
  background:rgba(17,20,26,.96);color:var(--ink);border:1px solid var(--line-2);
  box-shadow:0 18px 40px -18px rgba(0,0,0,.9);opacity:0;pointer-events:none;transition:opacity .18s,transform .18s}
.hj-toast.on{opacity:1;transform:translate(-50%,0)}
@media (max-width:720px){.hj-toast{bottom:74px}}

/* ---------- 后台 ---------- */
.adm-wrap{max-width:1240px;margin:0 auto;padding:28px 22px 80px;position:relative;z-index:1}
.adm-login{max-width:380px;margin:90px auto;background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:30px}
.adm-login h1{font-size:20px;margin-bottom:6px}
.adm-login p{font-size:13.5px;color:var(--ink-3);margin-bottom:20px}
.adm-top{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:24px}
.adm-top h1{font-size:21px;font-weight:700}
.adm-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:24px}
.adm-stat{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:15px 17px}
.adm-stat b{display:block;font-size:24px;color:var(--neon);line-height:1.2}
.adm-stat span{font-size:12.5px;color:var(--ink-3)}
.adm-toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.adm-toolbar select,.adm-toolbar input{background:var(--panel-2);border:1px solid var(--line-2);border-radius:9px;padding:8px 12px;color:var(--ink);font-size:13.5px;font-family:inherit}
.adm-toolbar input[type=search]{min-width:170px;flex:1 1 170px;max-width:260px}
/* 后台列表：批量操作条 + 分页 */
.adm-bulk{display:none;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:12px;padding:10px 14px;
  border:1px solid var(--neon-line);border-radius:12px;background:var(--neon-dim)}
.adm-bulk.on{display:flex}
.adm-bulk b{font-size:13px;color:var(--neon)}
.adm-bulk select{background:var(--panel-2);border:1px solid var(--line-2);border-radius:8px;padding:6px 9px;color:var(--ink);font-size:13px;font-family:inherit}
.adm-pager{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:flex-end;margin-top:14px;font-size:13px;color:var(--ink-2)}
.adm-pager select{background:var(--panel-2);border:1px solid var(--line-2);border-radius:8px;padding:6px 9px;color:var(--ink);font-size:13px;font-family:inherit}
.adm-pager b{color:var(--neon)}
.btn-sm[disabled]{opacity:.42;cursor:not-allowed;pointer-events:none}
table.adm input[type=checkbox]{width:15px;height:15px;accent-color:var(--neon);cursor:pointer;vertical-align:middle}
.adm-table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--panel)}
table.adm{width:100%;border-collapse:collapse;font-size:13.5px;min-width:960px}
table.adm th{background:var(--panel-2);color:var(--ink-2);text-align:left;padding:11px 13px;font-weight:600;white-space:nowrap;border-bottom:1px solid var(--line)}
table.adm td{padding:11px 13px;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:top}
table.adm tr:hover td{background:rgba(255,255,255,.02)}
table.adm .pain{max-width:230px;color:var(--ink);line-height:1.6}
table.adm select{background:var(--panel-2);border:1px solid var(--line-2);border-radius:7px;padding:4px 7px;color:var(--ink);font-size:12.5px;font-family:inherit}
.tag-b{display:inline-block;font-size:11.5px;padding:2px 8px;border-radius:6px;background:var(--panel-3);color:var(--ink-2);border:1px solid var(--line)}
.tag-A{background:rgba(74,222,128,.12);color:var(--neon);border-color:rgba(74,222,128,.3)}
.tag-B{background:rgba(56,189,248,.12);color:var(--cyan);border-color:rgba(56,189,248,.3)}
.tag-C{background:rgba(251,191,36,.12);color:var(--warn);border-color:rgba(251,191,36,.3)}
.tag-D{background:rgba(255,255,255,.05);color:var(--ink-3)}
.adm-modal{position:fixed;inset:0;background:rgba(0,0,0,.72);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.adm-modal.on{display:flex}
.adm-modal-in{background:var(--panel);border:1px solid var(--line-2);border-radius:18px;padding:26px;max-width:640px;width:100%;max-height:86vh;overflow:auto}

/* ---------- 手机端底部标签栏（默认隐藏，≤720px 显示；注意默认规则必须在 media query 之前，否则同特异性源序会覆盖掉） ---------- */
.tabbar{display:none}

/* ---------- 移动端 ---------- */
@media(max-width:900px){
  .detail{grid-template-columns:1fr;gap:26px}
  .signup-card{position:static}
  .next{grid-template-columns:1fr;gap:16px}
  .next-r{align-items:flex-start}
}
@media(max-width:720px){
  .nav-links{display:none;position:absolute;top:62px;left:0;right:0;background:rgba(11,13,16,.97);border-bottom:1px solid var(--line);flex-direction:column;padding:16px 22px;gap:16px}
  .nav-links.on{display:flex}
  .nav-toggle{display:block}
  .nav-cta{display:none}
  .hero{padding:48px 0 30px}
  .section{padding:44px 0}
  .act-grid,.case-grid{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .detail-main h1{font-size:24px}
  .foot-in{flex-direction:column;gap:12px}
  /* 底部标签栏：手机端常驻，一键直达各板块（2026-10-18 应用户要求） */
  .tabbar{display:grid;grid-template-columns:repeat(6,1fr);position:fixed;left:0;right:0;bottom:0;z-index:45;
    background:rgba(11,13,16,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border-top:1px solid var(--line);padding:5px 0 calc(5px + env(safe-area-inset-bottom,0px))}
  body{padding-bottom:62px}
  .tabbar a{display:flex;flex-direction:column;align-items:center;gap:1px;font-size:10.5px;
    color:var(--ink-3);padding:5px 0;letter-spacing:.02em;line-height:1.2}
  .tabbar a svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
  .tabbar a.on{color:var(--neon)}
  .tabbar a.on svg{filter:drop-shadow(0 0 6px rgba(74,222,128,.45))}
}

/* ============ v1.2 新增：社区 / 身份 / 服务 页通用组件 ============ */
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px 22px}
.card.hi{border-color:var(--neon-line);background:linear-gradient(180deg,rgba(74,222,128,.06),transparent 60%),var(--panel)}
.card h3{font-size:15.5px;font-weight:650;margin-bottom:8px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card p{font-size:13.8px;color:var(--ink-2);line-height:1.85}
.card .num{font-family:var(--mono);font-size:12px;color:var(--neon);letter-spacing:.06em}
.badge{display:inline-block;font-size:11.5px;padding:2px 9px;border-radius:999px;border:1px solid var(--line-2);color:var(--ink-2);font-weight:500;white-space:nowrap}
.badge.on{color:var(--neon);border-color:var(--neon-line);background:var(--neon-dim)}
.badge.soon{color:var(--warn);border-color:rgba(251,191,36,.34);background:rgba(251,191,36,.08)}
.badge.biz{color:var(--cyan);border-color:rgba(56,189,248,.34);background:var(--cyan-dim)}

/* 四层身份表 */
.lv-table{width:100%;border-collapse:collapse;font-size:13.8px;margin-top:6px}
.lv-table th{text-align:left;font-weight:600;color:var(--ink-3);font-size:12.5px;padding:10px 12px;border-bottom:1px solid var(--line-2);white-space:nowrap}
.lv-table td{padding:14px 12px;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:top;line-height:1.7}
.lv-table td:first-child{color:var(--ink);font-weight:650;white-space:nowrap}
.lv-table tr:last-child td{border-bottom:0}
.lv-wrap{overflow-x:auto;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:4px 8px 8px}

/* 步骤条 */
.steps{list-style:none;counter-reset:s;display:flex;flex-direction:column;gap:0}
.steps li{position:relative;padding:0 0 20px 44px;font-size:14.3px;color:var(--ink-2);counter-increment:s}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:26px;height:26px;border-radius:50%;background:var(--panel-3);border:1px solid var(--line-2);color:var(--neon);font-family:var(--mono);font-size:12.5px;display:flex;align-items:center;justify-content:center}
.steps li::after{content:"";position:absolute;left:13px;top:28px;bottom:2px;width:1px;background:var(--line-2)}
.steps li:last-child{padding-bottom:0}
.steps li:last-child::after{display:none}
.steps b{color:var(--ink);display:block;font-size:14.5px;margin-bottom:3px}

/* 说明条 */
.note-box{padding:18px 20px;background:var(--panel);border:1px dashed var(--line-2);border-radius:14px;font-size:13.8px;color:var(--ink-2);line-height:1.9}
.note-box b{color:var(--ink)}
.warn-box{padding:16px 20px;background:rgba(251,191,36,.05);border:1px solid rgba(251,191,36,.22);border-radius:14px;font-size:13.8px;color:var(--ink-2);line-height:1.9}
.warn-box b{color:var(--warn)}

/* 表单块（服务 / 申请） */
.mini-form{display:grid;gap:12px}
.mini-form label{font-size:13px;color:var(--ink-3);display:block;margin-bottom:6px}
.mini-form input,.mini-form select,.mini-form textarea{width:100%;background:var(--panel-2);border:1px solid var(--line-2);border-radius:10px;padding:11px 13px;color:var(--ink);font-size:14px;font-family:inherit}
.mini-form textarea{min-height:96px;resize:vertical;line-height:1.7}
.mini-form .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.mini-form .msg{font-size:13.5px;min-height:20px}
.mini-form .msg.err{color:var(--red)}
.mini-form .msg.ok{color:var(--neon)}
@media(max-width:640px){
  .mini-form .row2{grid-template-columns:1fr}
  .lv-table th,.lv-table td{padding:10px 8px;font-size:13px}
}

/* ============ v1.3：会员登录入口 / 会员中心 ============ */
.nav-login{position:relative;margin-left:2px}
.nav-login::before{content:"";position:absolute;left:-11px;top:50%;transform:translateY(-50%);width:1px;height:12px;background:var(--line-2)}
.nav-login.on{color:var(--neon)}
@media(max-width:900px){
  .nav-login::before{display:none}
}
/* 导航左上角 logo */
/* 旧的全局 brand-logo 规则已移除（与 .nav .brand-logo 冲突） */
/* 顶部「合作联系」 */
.nav-contact{color:var(--ink-2);font-size:14px;padding:8px 14px;border-radius:9px;border:1px solid var(--line-2);margin-right:10px;text-decoration:none;transition:.18s;white-space:nowrap}
.nav-contact:hover{color:var(--neon);border-color:var(--neon)}
@media(max-width:760px){.nav-contact{display:none}}
/* 页脚加微信 */
.foot-contact{margin-top:16px}
.foot-contact .foot-h{margin-bottom:8px}
.fx-qr{display:inline-flex;align-items:center;gap:8px;cursor:pointer;color:var(--ink-3);font-size:12.5px}
.fx-qr img{width:64px;height:64px;object-fit:contain;background:#fff;padding:4px;border-radius:8px;display:block}
.fx-qr span{max-width:72px;line-height:1.5}
/* 二维码弹层 */
.qr-modal{position:fixed;inset:0;background:rgba(0,0,0,.78);display:none;align-items:center;justify-content:center;z-index:9999;padding:20px}
.qr-modal.on{display:flex}
.qr-modal-box{background:#0E2A20;border:1px solid var(--line-2);border-radius:16px;padding:18px;text-align:center;max-width:320px}
.qr-modal-box img{width:260px;height:260px;object-fit:contain;background:#fff;padding:10px;border-radius:12px;display:block;margin:0 auto}
.qr-modal-tip{margin-top:12px;font-size:13px;color:var(--ink-2);line-height:1.8}
.qr-modal-tip span{font-size:11.5px;color:var(--ink-3)}
/* 品牌区：主名 + 英文副标 */
.brand-txt{display:inline-flex;flex-direction:column;line-height:1.15}
.brand-sub{display:block;font-size:9.5px;letter-spacing:.14em;color:var(--ink-3);font-weight:600;margin-top:1px}
@media(max-width:760px){.brand-sub{font-size:8.5px;letter-spacing:.1em}}
/* 品牌区：中文全称 + 英文副标 */
.brand-txt{display:inline-flex;flex-direction:column;line-height:1.12}
.brand-main{font-size:17px;font-weight:700;letter-spacing:-.01em;display:inline-flex;align-items:baseline;gap:5px}
.brand-sep{font-size:13.5px;font-weight:500;color:var(--ink-2);letter-spacing:0}
.brand-sub{display:block;font-size:9px;letter-spacing:.12em;color:var(--ink-3);font-weight:600;margin-top:2px}
@media(max-width:900px){.brand-main{font-size:15.5px}.brand-sep{font-size:12px}.brand-sub{font-size:8px;letter-spacing:.08em}}
@media(max-width:420px){.brand-sep{display:none}.brand-sub{display:none}}

/* 品牌区：图标 + 中文主名 + 英文副标（对齐修正） */
.nav .brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.nav .brand-logo{width:34px;height:34px;border-radius:9px;display:block;flex:0 0 34px;background:rgba(255,255,255,.06);padding:2px}
.nav .brand-txt{display:flex;flex-direction:column;justify-content:center;line-height:1}
.nav .brand-main{display:flex;align-items:baseline;gap:0;font-size:17.5px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.nav .brand-main em{font-style:normal;color:var(--neon)}
.nav .brand-sep{font-size:17.5px;font-weight:700;color:var(--ink);letter-spacing:-.01em;margin-left:7px}
.nav .brand-sep::before{content:"·";color:var(--ink-3);font-weight:400;margin-right:7px}
.nav .brand-sub{display:block;font-size:8.5px;letter-spacing:.2em;color:var(--ink-3);font-weight:600;margin-top:4px;text-transform:uppercase;white-space:nowrap}
.foot .brand{display:inline-flex;align-items:center;gap:10px}
.foot .brand-logo{width:28px;height:28px;border-radius:8px}
@media(max-width:760px){
  .nav .brand-logo{width:26px;height:26px;flex-basis:26px}
  .nav .brand-main{font-size:15px}
  .nav .brand-sep{font-size:15px;margin-left:5px}
  .nav .brand-sub{font-size:7.5px;letter-spacing:.1em;margin-top:4px}
}

/* 页脚二维码：白底细边，和卡片同一圆角 */
.foot .fx-qr{display:inline-flex;align-items:center;gap:10px;background:none;border:0;padding:0}
.foot .fx-qr img{width:76px;height:76px;object-fit:contain;background:#fff;padding:5px;border-radius:10px;border:1px solid rgba(255,255,255,.14);box-shadow:0 6px 18px rgba(0,0,0,.28)}
.foot .fx-qr span{font-size:12px;color:var(--ink-3);max-width:76px;line-height:1.6}

/* 四层社群：2×2 栅格（第 4 张不再孤零零掉到下一行） */
body[data-pg-page="community"] .grid3{grid-template-columns:repeat(2,1fr);gap:18px}
body[data-pg-page="community"] .grid3 > .card:last-child:nth-child(odd){grid-column:span 1}
@media(max-width:760px){body[data-pg-page="community"] .grid3{grid-template-columns:1fr}}