:root{--sidebar: #3f4195;--sidebar-hover: #4a4db0;--primary: #5b5fc7;--bg: #f4f6f9;--card: #fff;--text: #1e293b;--muted: #64748b;--border: #e2e8f0;--success: #16a34a;--warning: #eab308;--danger: #dc2626;--info: #0ea5e9;--radius: 10px;--shadow: 0 1px 3px rgba(0,0,0,.08);font-family:Segoe UI,system-ui,-apple-system,sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:linear-gradient(135deg,#eef2ff,#f8fafc,#ecfdf5)}.auth-card{width:100%;max-width:420px;background:var(--card);border-radius:16px;padding:32px;box-shadow:0 8px 30px #0000001a;border:1px solid var(--border)}.auth-card.wide{max-width:960px}.auth-logo{width:56px;height:56px;border-radius:12px;background:linear-gradient(135deg,#3b82f6,#06b6d4);display:flex;align-items:center;justify-content:center;font-size:28px;margin:0 auto 16px}.auth-title{text-align:center;font-size:1.5rem;font-weight:700;margin-bottom:4px}.auth-sub{text-align:center;color:var(--muted);font-size:.9rem;margin-bottom:24px}.app{display:none;min-height:100vh}.app.active{display:flex}.sidebar{width:260px;background:var(--sidebar);color:#fff;flex-shrink:0;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;overflow-y:auto}.sidebar-brand{padding:20px 16px;font-weight:700;font-size:1.1rem;border-bottom:1px solid rgba(255,255,255,.15);display:flex;align-items:center;gap:10px}.sidebar-brand .logo{font-size:1.4rem}.sidebar-toggle{display:flex;gap:4px;padding:12px 16px}.sidebar-toggle 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12px;border-radius:8px;cursor:pointer}.content{padding:24px;flex:1}.page-title{font-size:1.35rem;font-weight:700;margin-bottom:4px;display:flex;align-items:center;gap:10px}.page-desc{color:var(--muted);font-size:.9rem;margin-bottom:20px}.breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:8px}.breadcrumb a{color:var(--muted)}.breadcrumb a:hover{color:var(--primary)}.card{background:var(--card);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);margin-bottom:20px}.card-header{padding:14px 20px;border-bottom:1px solid var(--border);font-weight:600;font-size:.95rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px}.card-body{padding:20px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.stat-card{border-radius:var(--radius);padding:20px;border:1px solid var(--border);cursor:pointer;transition:transform 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input{flex:1}.page-actions{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px;justify-content:flex-end}.page-header-row{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:16px;margin-bottom:20px}.modal-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:200;align-items:center;justify-content:center;padding:20px}.modal-overlay.show{display:flex}.modal{background:var(--card);border-radius:12px;width:100%;max-width:520px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 50px #0003}.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.modal-body{padding:20px}.modal-footer{padding:16px 20px;border-top:1px solid var(--border);display:flex;gap:10px;justify-content:flex-end}.toast{position:fixed;bottom:24px;right:24px;background:#1e293b;color:#fff;padding:12px 20px;border-radius:8px;z-index:300;display:none;box-shadow:0 4px 12px #0003}.toast.show{display:block;animation:slideIn .3s}@keyframes slideIn{0%{transform:translateY(20px);opacity:0}}.footer-brand{text-align:center;padding:24px;color:var(--muted);font-size:.85rem}.hidden{display:none!important}.view{display:none}.view.active{display:block}.icon-btn{width:32px;height:32px;border:none;border-radius:6px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.icon-btn.blue{background:#dbeafe;color:#1d4ed8}.icon-btn.green{background:#dcfce7;color:#166534}.item-icon{width:32px;height:32px;background:#e2e8f0;border-radius:6px;display:inline-block}