:root{
    --bg:#0f172a; --surface:#fff; --surface-2:#f8fafc;
    --border:#e5e7eb; --text:#0f172a; --text-muted:#64748b;
    --primary:#6366f1; --primary-hover:#4f46e5; --success:#10b981;
    --warning:#f59e0b; --warning-light:#fef3c7;
    --danger:#ef4444; --danger-light:#fee2e2;
    --success-light:#d1fae5;
    --radius:12px; --radius-sm:8px;
    --shadow:0 1px 3px rgba(15,23,42,.06),0 1px 2px rgba(15,23,42,.04);
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:#f1f5f9;color:var(--text);font-size:14px;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-hover)}
code{background:#eef2ff;padding:2px 8px;border-radius:4px;font-size:.88em;color:#4338ca;font-family:ui-monospace,Menlo,Consolas,monospace}
pre{background:#0f172a;color:#e2e8f0;padding:16px;border-radius:var(--radius-sm);overflow:auto;font-size:.82em;white-space:pre-wrap;word-break:break-all}
pre code{background:transparent;color:inherit;padding:0}

.app{display:flex;min-height:100vh}
.sidebar{width:240px;background:linear-gradient(180deg,#0f172a 0%,#1e1b4b 100%);color:#cbd5e1;padding:24px 16px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:4px}
.brand{display:flex;align-items:center;gap:10px;padding:8px 12px 20px;color:#fff;font-weight:700;font-size:1.05rem;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:14px}
.brand-logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#6366f1,#8b5cf6);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:1rem}
.nav-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-sm);color:#cbd5e1;font-weight:500;transition:all .15s}
.nav-item:hover{background:rgba(255,255,255,.05);color:#fff;text-decoration:none}
.nav-item.active{background:rgba(99,102,241,.15);color:#fff;box-shadow:inset 3px 0 0 var(--primary)}
.nav-item .ic{width:20px;text-align:center}
.sidebar-foot{margin-top:auto;padding-top:16px;border-top:1px solid rgba(255,255,255,.08)}
.sidebar-user{padding:10px 14px;color:#cbd5e1;font-size:.82rem;display:flex;flex-direction:column;gap:6px}
.sidebar-user .who{color:#fff;font-weight:600;font-size:.9rem}
.logout-btn{margin-top:8px;background:rgba(239,68,68,.1);color:#fca5a5;border:1px solid rgba(239,68,68,.2);border-radius:6px;padding:7px 12px;font-size:.8rem;width:100%;cursor:pointer;transition:all .15s}
.logout-btn:hover{background:rgba(239,68,68,.2);color:#fecaca;text-decoration:none}

.main{flex:1;min-width:0;padding:32px 36px;max-width:1400px;margin:0 auto;width:100%}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:24px;gap:20px;flex-wrap:wrap}
.page-head h1{margin:0;font-size:1.55rem;font-weight:700}
.page-head .sub{color:var(--text-muted);font-size:.92rem;margin-top:4px}

.card{background:var(--surface);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);border:1px solid var(--border);margin-bottom:20px}
.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;gap:14px;flex-wrap:wrap}
.card h2{margin:0 0 14px 0;font-size:1.05rem;font-weight:650}
.card-head h2{margin:0}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}
.stat{background:var(--surface);border-radius:var(--radius);padding:18px;border:1px solid var(--border);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:6px}
.stat-label{color:var(--text-muted);font-size:.78rem;font-weight:500;text-transform:uppercase;letter-spacing:.5px}
.stat-value{font-size:1.6rem;font-weight:700}
.stat-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:4px}
.stat-blue .stat-icon{background:#dbeafe;color:#2563eb}.stat-blue{color:#2563eb}
.stat-green .stat-icon{background:#d1fae5;color:#059669}.stat-green{color:#059669}
.stat-amber .stat-icon{background:#fef3c7;color:#d97706}.stat-amber{color:#d97706}
.stat-violet .stat-icon{background:#ede9fe;color:#7c3aed}.stat-violet{color:#7c3aed}
.stat-rose .stat-icon{background:#ffe4e6;color:#e11d48}.stat-rose{color:#e11d48}

.btn{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:.9rem;font-weight:500;cursor:pointer;transition:all .15s;font-family:inherit;text-decoration:none}
.btn:hover{background:#f8fafc;border-color:#cbd5e1;text-decoration:none}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);color:#fff}
.btn-success{background:var(--success);color:#fff;border-color:var(--success)}
.btn-success:hover{background:#059669;border-color:#059669;color:#fff}
.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}
.btn-danger:hover{background:#dc2626;border-color:#dc2626;color:#fff}
.btn-sm{padding:6px 11px;font-size:.82rem}

label{display:flex;flex-direction:column;font-size:.82rem;color:var(--text-muted);gap:6px;margin-bottom:14px;font-weight:500}
input[type=text],input[type=password],input[type=number],input[type=tel],input[type=email],input[type=url],select,textarea{padding:10px 13px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.95rem;font-family:inherit;background:var(--surface);color:var(--text);transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,.15)}
input[readonly]{background:var(--surface-2)}

.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.form-grid .full{grid-column:1/-1}

.table-wrap{border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:var(--surface);overflow-x:auto}
.table{width:100%;border-collapse:collapse;font-size:.88rem}
.table th,.table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--border)}
.table tr:last-child td{border-bottom:none}
.table th{background:var(--surface-2);font-weight:600;color:var(--text-muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.4px}
.table tr:hover td{background:#fafbff}
.kv{width:100%}
.kv th,.kv td{padding:11px 14px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
.kv th{width:170px;color:var(--text-muted);font-weight:500}
.kv tr:last-child th,.kv tr:last-child td{border-bottom:none}

.chip{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;font-size:.75rem;font-weight:600}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.chip-pending{background:var(--warning-light);color:#92400e}
.chip-approved{background:var(--success-light);color:#065f46}
.chip-rejected{background:var(--danger-light);color:#991b1b}
.chip-muted{background:#e5e7eb;color:#475569}

.alert{padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:.9rem}
.alert-success{background:var(--success-light);color:#065f46;border:1px solid #a7f3d0}
.alert-error{background:var(--danger-light);color:#991b1b;border:1px solid #fecaca}
.alert-info{background:#dbeafe;color:#1e3a8a;border:1px solid #bfdbfe}

.muted{color:var(--text-muted)}
.small{font-size:.82rem}
.inline-form{display:inline;margin:0}
.copy-input{width:100%;font-size:.82rem;padding:8px 10px;border:1px solid var(--border);border-radius:6px;cursor:pointer;background:var(--surface-2);font-family:ui-monospace,Menlo,monospace}
.copy-input:hover{background:#fff;border-color:#cbd5e1}
.empty{text-align:center;padding:40px 20px;color:var(--text-muted)}
.empty .ic{font-size:44px;margin-bottom:8px;opacity:.6}

.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 50%,#3730a3 100%);padding:20px;position:relative;overflow:hidden}
.login-page::before,.login-page::after{content:"";position:absolute;border-radius:50%;filter:blur(80px);opacity:.3}
.login-page::before{top:-20%;left:-10%;width:400px;height:400px;background:#6366f1}
.login-page::after{bottom:-20%;right:-10%;width:400px;height:400px;background:#ec4899}
.login-card{background:rgba(255,255,255,.98);border-radius:16px;padding:36px 32px;width:420px;max-width:100%;box-shadow:0 25px 50px -12px rgba(0,0,0,.5);display:flex;flex-direction:column;position:relative;z-index:1}
.login-logo{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,#6366f1,#8b5cf6);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:1.6rem;margin:0 auto 20px;box-shadow:0 10px 25px rgba(99,102,241,.35)}
.login-card h1{margin:0 0 6px;text-align:center;font-size:1.4rem;font-weight:700}
.login-card .login-sub{text-align:center;color:var(--text-muted);margin-bottom:24px;font-size:.9rem}
.login-card .btn-primary{margin-top:10px;justify-content:center;padding:12px;font-size:.95rem;font-weight:600}

@media(max-width:900px){
    .sidebar{width:72px;padding:16px 8px}
    .sidebar .nav-item span:not(.ic),.brand span,.sidebar-user .who,.sidebar-user .small{display:none}
    .sidebar .logout-btn{padding:7px 4px;font-size:.7rem}
    .nav-item{justify-content:center}
    .brand{justify-content:center;padding-bottom:14px}
    .main{padding:22px 18px}
}