:root,[data-theme=light]{--bg:#f4f5f7;--surface:#ffffff;--surface-2:#fafbfc;--border:#e3e6ea;--text:#1c2430;--muted:#6b7686;--primary:#2f6df6;--primary-dark:#2456cc;--primary-soft:#e8f0ff;--success:#137a4b;--success-soft:#def3e6;--success-border:#bfe6cd;--warning:#8a6100;--warning-soft:#fdf0d2;--danger:#c0392b;--danger-soft:#fdecea;--danger-border:#f5c6c0;--shadow:0 1px 2px rgba(16,24,40,0.06),0 1px 3px rgba(16,24,40,0.08)}[data-theme=dark]{--bg:#0f141b;--surface:#161d27;--surface-2:#1b2330;--border:#28323f;--text:#e6eaf0;--muted:#93a0b1;--primary:#4d8bff;--primary-dark:#3a72e0;--primary-soft:#1d2a45;--success:#56cf90;--success-soft:#15301f;--success-border:#1f4530;--warning:#e2b65f;--warning-soft:#322706;--danger:#ff6f63;--danger-soft:#361b18;--danger-border:#5a2b27;--shadow:0 1px 2px rgba(0,0,0,0.3),0 1px 3px rgba(0,0,0,0.4)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}h1{font-size:22px;margin:0 0 4px}h2{font-size:16px;margin:0 0 12px}.muted{color:var(--muted)}.app{display:flex;min-height:100vh}.sidebar{width:240px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:18px 14px;position:-webkit-sticky;position:sticky;top:0;height:100vh}.sidebar .brand{font-weight:700;font-size:17px;letter-spacing:-.01em;padding:6px 10px 20px}.sidebar nav{display:flex;flex-direction:column;gap:4px;flex:1 1}.nav-link{display:block;padding:9px 12px;border-radius:8px;color:var(--muted);font-weight:500}.nav-link:hover{background:var(--bg);color:var(--text)}.nav-link.active{background:var(--primary-soft);color:var(--primary)}.sidebar-footer{border-top:1px solid var(--border);padding-top:14px;margin-top:10px;display:flex;flex-direction:column;gap:10px}.sidebar-user{font-size:12px;color:var(--muted);padding:0 4px;line-height:1.4}.sidebar-user strong{color:var(--text);display:block;font-size:13px;word-break:break-all}.main{flex:1 1;min-width:0}.container{max-width:1000px;margin:0 auto;padding:28px 28px 60px}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow);padding:20px}.card+.card{margin-top:20px}.table{width:100%;border-collapse:collapse}.table th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:10px 12px}.table td,.table th{border-bottom:1px solid var(--border)}.table td{padding:12px;vertical-align:middle}.table tr:last-child td{border-bottom:none}.table tbody tr:hover{background:var(--surface-2)}.num{text-align:right;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}.badge:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}.badge-pending{background:var(--warning-soft);color:var(--warning)}.badge-paid{background:var(--success-soft);color:var(--success)}.form-row{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}label{font-weight:600;font-size:13px}input,select{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:8px;font-size:14px;background:var(--surface);color:var(--text)}input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}input:disabled,select:disabled{opacity:.6}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));grid-gap:0 16px;gap:0 16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 16px;border-radius:8px;border:1px solid transparent;font-size:14px;font-weight:600;cursor:pointer;background:var(--primary);color:#fff}.btn:hover{background:var(--primary-dark)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.btn-secondary:hover{background:var(--bg)}.btn-sm{padding:6px 12px;font-size:13px}.btn-block{width:100%}.alert{padding:10px 14px;border-radius:8px;font-size:13px;margin-bottom:14px}.alert-error{background:var(--danger-soft);color:var(--danger);border:1px solid var(--danger-border)}.alert-success{background:var(--success-soft);color:var(--success);border:1px solid var(--success-border)}.empty{text-align:center;color:var(--muted);padding:36px 0}.summary{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}.summary-stat{flex:1 1;min-width:130px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:12px 16px;display:flex;flex-direction:column;gap:2px}.summary-stat-total{background:var(--primary-soft);border-color:transparent}.summary-label{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.summary-stat-total .summary-label{color:var(--primary)}.summary-val{font-size:20px;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.summary-stat-total .summary-val{color:var(--primary)}.check-cell{width:36px;text-align:center}.check-cell input{width:auto;cursor:pointer}.bar-track{background:var(--bg);border-radius:6px;height:22px;width:100%;min-width:120px;position:relative;overflow:hidden}.bar-fill{position:absolute;left:0;top:0;bottom:0;background:var(--primary);border-radius:6px}.bar-fill-fee{background:var(--success);opacity:.85}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.login-card{width:100%;max-width:380px}.login-card .btn{width:100%;margin-top:4px}.hint{margin-top:16px;padding-top:16px;border-top:1px solid var(--border);font-size:12px;color:var(--muted)}@media (max-width:720px){.app{flex-direction:column}.sidebar{width:100%;height:auto;position:static;flex-direction:row;align-items:center;flex-wrap:wrap;gap:8px;padding:12px 14px}.sidebar .brand{padding:0 8px 0 4px}.sidebar nav{flex-direction:row;flex-wrap:wrap;flex:1 1}.sidebar-footer{flex-direction:row;align-items:center;border-top:none;margin-top:0;padding-top:0}.sidebar-user{display:none}}