*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
    --bg:#f4f6fb;--sidebar:#111827;--sidebar-text:#cbd5e1;--primary:#2563eb;
    --primary-hover:#1d4ed8;--card:#fff;--border:#e5e7eb;--text:#111827;--muted:#6b7280;
    --success:#059669;--danger:#dc2626;--radius:12px;--shadow:0 8px 24px rgba(15,23,42,.08)
}
body{font-family:"Segoe UI",system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}
a{color:inherit;text-decoration:none}
.layout{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.sidebar{background:var(--sidebar);color:var(--sidebar-text);padding:24px 16px;display:flex;flex-direction:column}
.brand{display:flex;gap:12px;align-items:center;padding:0 8px 24px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:20px}
.logo{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,#2563eb,#7c3aed);display:grid;place-items:center;color:#fff;font-weight:700}
.brand strong{display:block;color:#fff;font-size:15px}
.brand small{color:#94a3b8;font-size:12px}
.nav{display:flex;flex-direction:column;gap:6px;flex:1}
.nav a{padding:10px 12px;border-radius:8px;color:var(--sidebar-text);transition:.15s}
.nav a:hover,.nav a.active{background:rgba(255,255,255,.08);color:#fff}
.sidebar-footer{margin-top:auto;padding-top:16px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;align-items:center;font-size:13px}
.sidebar-footer a{color:#93c5fd}
.sidebar-footer .active-inline{color:#fff;font-weight:600}
.main{padding:24px 28px}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.topbar h1{font-size:24px;font-weight:700}
.topbar-meta{color:var(--muted);font-size:14px}
.content{display:flex;flex-direction:column;gap:20px}
.toolbar{display:flex;justify-content:flex-end}
.search-form{display:flex;gap:8px;align-items:center}
.search-form input{width:240px;padding:8px 12px;border:1px solid var(--border);border-radius:8px}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.stat-card,.panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}
.stat-label{color:var(--muted);font-size:13px;margin-bottom:8px}
.stat-value{font-size:32px;font-weight:700}
.stat-success .stat-value{color:var(--success)}
.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.panel-header h2{font-size:18px}
.panel-narrow{max-width:560px}
.grid-2{display:grid;grid-template-columns:380px 1fr;gap:16px;align-items:start}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:12px 10px;border-bottom:1px solid var(--border);text-align:left;font-size:14px;vertical-align:top}
.table th{color:var(--muted);font-weight:600;background:#fafafa}
.actions{display:flex;gap:8px;align-items:center}
.actions form{display:inline}
.form{display:flex;flex-direction:column;gap:14px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:14px}
.form label span{color:var(--muted)}
.form input,.form select,.form textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font:inherit;background:#fff}
.form input[type=file],.form .file-input{padding:8px;background:#f8fafc}
.form label small.muted{display:block;margin-top:4px;color:var(--muted);font-size:12px;line-height:1.5}
.upload-progress-wrap{margin-top:4px;padding:14px;background:#f8fafc;border:1px solid var(--border);border-radius:10px}
.upload-progress-meta{display:flex;justify-content:space-between;gap:12px;font-size:13px;margin-bottom:8px;color:var(--muted)}
.upload-progress-track{height:12px;background:#e5e7eb;border-radius:999px;overflow:hidden}
.upload-progress-bar{height:100%;width:0;background:linear-gradient(90deg,#2563eb,#3b82f6);border-radius:999px;transition:width .15s ease}
.upload-status{margin-top:8px;font-size:12px;color:var(--muted)}
.upload-progress-wrap.is-done .upload-progress-bar{background:linear-gradient(90deg,#059669,#10b981)}
.upload-progress-wrap.is-error .upload-progress-bar{background:#dc2626}
.upload-actions{display:flex;align-items:center;gap:10px;margin-top:-6px}
.form input[readonly]{background:#f3f4f6;color:#374151}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border:none;border-radius:8px;background:#e5e7eb;color:var(--text);font:inherit;cursor:pointer;transition:.15s}
.btn:hover{background:#d1d5db}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover)}
.btn-danger{background:#fee2e2;color:var(--danger)}
.btn-danger:hover{background:#fecaca}
.btn-sm{padding:6px 10px;font-size:13px}
.btn-block{width:100%}
.badge,.tag{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600}
.badge{background:#eff6ff;color:#1d4ed8}
.tag-success{background:#ecfdf5;color:var(--success)}
.tag-muted{background:#f3f4f6;color:var(--muted)}
.muted{color:var(--muted)}
.alert{padding:12px 14px;border-radius:8px;margin-bottom:16px;font-size:14px}
.alert-success{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}
.alert-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.empty{padding:32px;text-align:center;color:var(--muted)}
.pagination{display:flex;gap:6px;margin-top:16px;flex-wrap:wrap}
.page-link{padding:6px 12px;border:1px solid var(--border);border-radius:8px;font-size:13px;background:#fff}
.page-link.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#eef2ff,#f8fafc)}
.login-card{width:100%;max-width:420px;background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);padding:32px}
.login-header{text-align:center;margin-bottom:24px}
.login-header .logo{margin:0 auto 12px}
.login-header h1{font-size:22px;margin-bottom:4px}
.login-header p{color:var(--muted);font-size:14px}
@media (max-width:1100px){.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:960px){
    .layout{grid-template-columns:1fr}
    .sidebar{position:sticky;top:0;z-index:10}
    .grid-2,.stats-grid{grid-template-columns:1fr}
}
.api-base{display:flex;flex-direction:column;gap:12px}
.api-endpoint{margin-top:0}
.api-desc{color:var(--muted);font-size:14px;margin-bottom:16px}
.api-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;font-size:14px}
.api-label{min-width:72px;color:var(--muted);font-weight:600}
.api-url{flex:1;min-width:200px;padding:8px 12px;background:#f8fafc;border:1px solid var(--border);border-radius:8px;font-size:13px;word-break:break-all}
.api-params{margin:12px 0}
.api-preview{margin-top:12px}
.api-preview-title{font-size:13px;color:var(--muted);margin-bottom:8px;font-weight:600}
.api-json{background:#0f172a;color:#e2e8f0;padding:16px;border-radius:10px;font-size:13px;line-height:1.6;overflow:auto;white-space:pre-wrap;word-break:break-word}