:root{
  --bg:#0d1117; --bg-soft:#131a23; --panel:#161d27; --panel-2:#1b2431;
  --line:#243040; --line-soft:#1d2836;
  --text:#e6edf5; --text-dim:#93a4b8; --text-faint:#6b7c92;
  --accent:#4c8dff; --accent-2:#2f6fe0; --ok:#3fb950; --warn:#d29922; --danger:#f85149;
  --radius:14px; --radius-sm:9px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:radial-gradient(1200px 600px at 50% -10%, #1a2534 0%, var(--bg) 60%);
  color:var(--text);
  font:14px/1.6 "Segoe UI","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  min-height:100vh;
}
a{color:var(--accent);text-decoration:none}
.hidden{display:none !important}

/* ---------- 顶栏 ---------- */
.topbar{position:sticky;top:0;z-index:50;background:rgba(13,17,23,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.topbar-inner{max-width:1320px;margin:0 auto;padding:12px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font-size:20px;font-weight:700;
  background:linear-gradient(145deg,#4c8dff,#2f6fe0);color:#fff;box-shadow:0 6px 18px rgba(76,141,255,.32)}
.brand .eyebrow{margin:0;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-faint)}
.brand h1{margin:0;font-size:18px;letter-spacing:.02em}
.topbar-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}

/* ---------- 按钮 ---------- */
.ghost-btn,.primary-btn,.soft-btn,.mode-tab{cursor:pointer;border-radius:var(--radius-sm);font-size:13px;transition:.16s;border:1px solid var(--line);background:var(--panel-2);color:var(--text);padding:8px 14px;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.ghost-btn:hover,.soft-btn:hover,.mode-tab:hover{border-color:#33445c;background:#1f2a39}
.primary-btn{background:linear-gradient(145deg,#4c8dff,#2f6fe0);border-color:transparent;color:#fff;font-weight:600;padding:10px 20px}
.primary-btn:hover{filter:brightness(1.08)}
.primary-btn:disabled{opacity:.5;cursor:not-allowed;filter:none}
.soft-btn{background:#20304a;border-color:#2a3d5c;color:#bcd4ff}
.icon-btn{background:none;border:none;color:var(--text-dim);font-size:22px;cursor:pointer;line-height:1;padding:0 4px}
.icon-btn:hover{color:var(--text)}
.compact-btn{padding:4px 10px;font-size:12px}

/* ---------- 登录pill / 订单pill ---------- */
.web-auth-pill{display:flex;align-items:center;gap:10px;padding:6px 8px 6px 6px;border:1px solid var(--line);border-radius:999px;background:var(--panel)}
.web-auth-avatar{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:12px;background:#25334a;color:#9db6d8;flex:none}
.web-auth-copy{display:flex;flex-direction:column;line-height:1.25;min-width:88px}
.web-auth-copy span:first-child{font-size:12px}
.web-auth-quota{font-size:11px;color:var(--text-faint)}
.web-auth-btn{padding:5px 11px;font-size:12px;border-radius:999px}
.order-pill{padding:7px 14px;border-radius:999px;border:1px dashed var(--line);font-size:12px;color:var(--text-dim);max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.order-pill.bound{border-style:solid;border-color:#2f5e3a;color:#7ee2a0;background:rgba(63,185,80,.08)}

/* ---------- 布局 ---------- */
.page{max-width:1320px;margin:0 auto;padding:22px}

/* ---------- hero ---------- */
.hero-band{display:grid;grid-template-columns:1.55fr 1fr;gap:16px;margin-bottom:16px}
.hero-copy{background:linear-gradient(150deg,#172233,#131b26);border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px}
.hero-copy h2{margin:0 0 10px;font-size:20px;line-height:1.45;font-weight:650}
.hero-copy p{margin:0;color:var(--text-dim);font-size:13px}
.hero-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hero-kpi{display:flex;flex-direction:column;gap:3px}
.hero-kpi span{font-size:11px;color:var(--text-faint);letter-spacing:.05em}
.hero-kpi strong{font-size:17px;font-variant-numeric:tabular-nums}

/* ---------- 服务卡 ---------- */
.service-band{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}
.service-card{text-align:left;cursor:pointer;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;gap:8px;transition:.18s;color:var(--text);font:inherit}
.service-card:hover{border-color:#33445c;transform:translateY(-2px)}
.service-card.active{border-color:var(--accent);background:linear-gradient(160deg,#18263c,#151d28);box-shadow:0 0 0 1px rgba(76,141,255,.25),0 8px 24px rgba(76,141,255,.12)}
.service-icon{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;font-size:13px;font-weight:700;background:#233148;color:#9dbcff}
.service-card.active .service-icon{background:linear-gradient(145deg,#4c8dff,#2f6fe0);color:#fff}
.service-card strong{font-size:14px}
.service-card span{font-size:12px;color:var(--text-dim);line-height:1.5}

/* ---------- 工作区三栏 ---------- */
.workspace{display:grid;grid-template-columns:300px 1.15fr 1fr;gap:16px;align-items:start}
.config-panel,.editor-surface,.result-panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.config-head h3{margin:0 0 6px;font-size:16px}
.config-head p{margin:0 0 16px;font-size:12px;color:var(--text-faint)}
.mode-switch{display:flex;gap:6px;margin-bottom:16px}
.mode-tab{flex:1;padding:8px 10px;font-size:12px;border-radius:8px}
.mode-tab.active{background:#22314a;border-color:#32496b;color:#c4d8ff}
.config-stack{display:flex;flex-direction:column;gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:12px;color:var(--text-dim)}
.field select,.field input[type=text],.field input[type=number],.field input[type=file]{
  width:100%;padding:9px 11px;border-radius:9px;border:1px solid var(--line);background:#111925;color:var(--text);font:inherit;font-size:13px}
.field select:focus,.field input:focus{outline:none;border-color:var(--accent)}
.field-hint{margin:0;font-size:11px;color:var(--text-faint);line-height:1.5}

/* ---------- 编辑器 ---------- */
.surface-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:12px}
.surface-head strong{font-size:14px}
.surface-head span{font-size:11px;color:var(--text-faint)}
.text-input{width:100%;min-height:326px;resize:vertical;padding:14px;border-radius:11px;border:1px solid var(--line);background:#0f161f;color:var(--text);font:14px/1.75 inherit}
.text-input:focus{outline:none;border-color:var(--accent)}
.surface-foot{display:flex;align-items:center;justify-content:space-between;margin-top:12px}
.char-count{font-size:12px;color:var(--text-faint);font-variant-numeric:tabular-nums}
.surface-actions{display:flex;gap:8px}
.file-actions{margin-top:16px}

/* ---------- 结果 ---------- */
.result-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.result-head strong{font-size:14px}
.surface-head-actions{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--text-faint)}
.status-box{padding:11px 13px;border-radius:10px;background:#111925;border:1px solid var(--line-soft);font-size:12px;color:var(--text-dim);margin-bottom:12px;line-height:1.6}
.status-box.subtle{background:transparent}
.status-box.ok{border-color:#2f5e3a;background:rgba(63,185,80,.08);color:#8ce4ab}
.status-box.err{border-color:#5e2f2f;background:rgba(248,81,73,.08);color:#ff9c96}
.status-box.warn{border-color:#5e4c2f;background:rgba(210,153,34,.08);color:#e5c46a}
.result-body{min-height:300px;max-height:520px;overflow:auto}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:280px;color:var(--text-faint);gap:10px}
.empty-icon{font-size:34px;opacity:.4}
.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.metric-card{background:#111925;border:1px solid var(--line-soft);border-radius:10px;padding:12px}
.metric-card span{display:block;font-size:11px;color:var(--text-faint);margin-bottom:4px}
.metric-card strong{font-size:19px;font-variant-numeric:tabular-nums}
.segments{display:flex;flex-direction:column;gap:10px}
.segment-card{background:#111925;border:1px solid var(--line-soft);border-radius:10px;padding:13px}
.segment-tag{display:inline-block;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.segment-card p{margin:0;white-space:pre-wrap;word-break:break-word;font-size:13px;line-height:1.7;color:#d3deeb}
.result-body .segments p{max-height:none}

/* ---------- 弹窗 ---------- */
.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;background:rgba(6,10,15,.72);backdrop-filter:blur(6px);padding:22px}
.modal-card{width:min(760px,100%);background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 30px 80px rgba(0,0,0,.5);max-height:90vh;overflow:auto}
.modal-head{display:flex;justify-content:space-between;gap:14px;margin-bottom:16px}
.modal-head strong{font-size:16px}
.modal-head p{margin:6px 0 0;font-size:12px;color:var(--text-faint);line-height:1.6}
.order-modal-tabs{display:flex;gap:8px;margin-bottom:16px}
.order-modal-tabs .mode-tab{flex:1;padding:9px}
.order-modal-tabs .mode-tab.active{background:#22314a;border-color:#32496b;color:#c4d8ff}
.order-modal-layout{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.order-option-card{border:1px solid var(--line-soft);border-radius:12px;padding:16px;display:none;flex-direction:column;gap:12px;background:var(--bg-soft)}
.order-option-card.active{display:flex}
.order-option-head span{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.order-option-head strong{display:block;font-size:14px;margin:4px 0 6px}
.order-option-head p{margin:0;font-size:11px;color:var(--text-faint);line-height:1.6}
.order-option-btn{width:100%}
.payment-plan-list{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}
.plan-card{cursor:pointer;border:1px solid var(--line);border-radius:10px;padding:10px;text-align:center;background:#111925;transition:.15s;color:var(--text);font:inherit}
.plan-card:hover{border-color:#33445c}
.plan-card.active{border-color:var(--accent);background:#16233a}
.plan-card strong{display:block;font-size:13px}
.plan-card span{font-size:12px;color:#ffce6a;font-variant-numeric:tabular-nums}
.payment-empty{grid-column:1/-1;font-size:12px;color:var(--text-faint);text-align:center;padding:14px}
.payment-custom-box{border-top:1px solid var(--line-soft);padding-top:12px;margin-top:4px}
.payment-custom-box label{font-size:12px;color:var(--text-dim)}
.payment-custom-row{display:flex;gap:8px;margin-top:6px}
.payment-custom-row input{flex:1;padding:9px 11px;border-radius:9px;border:1px solid var(--line);background:#111925;color:var(--text);font:inherit;font-size:13px}
.payment-custom-box p{margin:8px 0 0;font-size:11px;color:var(--text-faint)}
.payment-result{display:none;flex-direction:column;align-items:center;gap:10px;margin-top:12px}
.payment-result.active{display:flex}
.alipay-qr-frame-wrap{display:flex;flex-direction:column;align-items:center;gap:8px;padding:12px;background:#fff;border-radius:12px}
.alipay-qr-frame-wrap img{width:172px;height:172px;display:block}
.alipay-qr-frame-wrap img:not([src]){visibility:hidden}
.alipay-qr-tip{font-size:11px;color:#333}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px;flex-wrap:wrap}

/* ---------- 微信绑定 ---------- */
.web-bind-modal-card{width:min(520px,100%)}
.web-bind-body{display:flex;gap:20px;align-items:center}
.web-bind-qr-box{width:180px;height:180px;border-radius:12px;background:#fff;display:grid;place-items:center;flex:none;overflow:hidden}
.web-bind-qr-box img{width:100%;height:100%;object-fit:contain}
.web-bind-qr-box img:not([src]){visibility:hidden}
.web-bind-status strong{display:block;font-size:14px;margin-bottom:6px}
.web-bind-status p{margin:0 0 8px;font-size:12px;color:var(--text-dim);line-height:1.6}
.web-bind-meta{font-size:11px;color:var(--text-faint)}

/* ---------- 通用页面（history / referrals） ---------- */
.doc{max-width:1000px;margin:0 auto;padding:26px 22px}
.doc h1{font-size:22px;margin:0 0 6px}
.doc .lead{color:var(--text-dim);font-size:13px;margin:0 0 20px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:16px}
.row{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.row .field{flex:1;min-width:220px}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line-soft)}
th{font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--text-faint);font-weight:600}
tbody tr:hover{background:#131c27}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;background:#22314a;color:#a8c4ea}
.badge.ok{background:rgba(63,185,80,.15);color:#8ce4ab}
.badge.err{background:rgba(248,81,73,.15);color:#ff9c96}
.badge.warn{background:rgba(210,153,34,.15);color:#e5c46a}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}
.kv > div{background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:10px;padding:12px}
.kv span{display:block;font-size:11px;color:var(--text-faint);margin-bottom:4px}
.kv strong{font-size:18px;font-variant-numeric:tabular-nums}

@media (max-width:1100px){
  .workspace{grid-template-columns:1fr}
  .hero-band{grid-template-columns:1fr}
  .service-band{grid-template-columns:1fr 1fr}
  .order-modal-layout{grid-template-columns:1fr}
}