:root{--bg: #f8fafc;--surface: #ffffff;--surface-2: #f1f5f9;--surface-3: #e2e8f0;--border: #e2e8f0;--border-light: #cbd5e1;--text: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--primary: #1e40af;--primary-hover: #1e3a8a;--primary-soft: #dbeafe;--accent: #dc2626;--accent-hover: #b91c1c;--accent-soft: #fee2e2;--success: #16a34a;--success-soft: #dcfce7;--warning: #d97706;--warning-soft: #fef3c7;--danger: #dc2626;--danger-soft: #fee2e2;--tier-bronze: #92400e;--tier-bronze-soft: #fef3c7;--tier-argent: #475569;--tier-argent-soft: #e2e8f0;--tier-or: #b45309;--tier-or-soft: #fef3c7;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .04);--shadow: 0 4px 12px rgba(15, 23, 42, .06);--shadow-lg: 0 10px 30px rgba(15, 23, 42, .08)}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-hover)}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit}.app-shell{display:flex;min-height:100vh;background:var(--bg)}.sidebar{width:250px;min-height:100vh;background:var(--surface);border-right:1px solid var(--border);padding:24px 0;display:flex;flex-direction:column;position:sticky;top:0}.sidebar-logo{padding:0 24px 24px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border);margin-bottom:20px}.sidebar-logo i{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;font-size:20px}.sidebar-logo-text{font-weight:800;font-size:16px;letter-spacing:1px;color:var(--text)}.sidebar-nav{display:flex;flex-direction:column;gap:2px;padding:0 12px;flex:1}.sidebar-nav a{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-md);color:var(--text-secondary);font-size:14px;font-weight:500;transition:background .15s,color .15s}.sidebar-nav a:hover{background:var(--surface-2);color:var(--text)}.sidebar-nav a.active{background:var(--primary);color:#fff;font-weight:600;box-shadow:0 2px 8px #1e40af40}.sidebar-nav a.active i{color:#fff}.sidebar-nav i{width:18px;text-align:center;font-size:15px}.sidebar-bottom{padding:12px;border-top:1px solid var(--border)}.sidebar-user{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-md)}.sidebar-user:hover{background:var(--surface-2)}.sidebar-user-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}.sidebar-user-name{font-size:13px;font-weight:600;color:var(--text)}.sidebar-user-email{font-size:11px;color:var(--text-muted)}.main{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;border-bottom:1px solid var(--border);background:var(--surface);position:sticky;top:0;z-index:10}.topbar-title{font-size:18px;font-weight:700;color:var(--text)}.topbar-actions{display:flex;gap:10px;align-items:center}.content{padding:32px;flex:1;max-width:1400px;width:100%;margin:0 auto}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm)}.card-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:16px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;position:relative;overflow:hidden;transition:transform .15s,box-shadow .15s}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent))}.stat-label{color:var(--text-muted);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.8px}.stat-value{font-size:32px;font-weight:800;margin-top:10px;color:var(--text)}.stat-trend{font-size:12px;margin-top:6px;color:var(--success);font-weight:500}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:var(--radius-md);border:1px solid transparent;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,transform .1s,color .15s}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover:not(:disabled){background:var(--primary-hover);border-color:var(--primary-hover)}.btn-accent{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-accent:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}.btn-outline{background:var(--surface);color:var(--text);border-color:var(--border-light)}.btn-outline:hover:not(:disabled){background:var(--surface-2);border-color:var(--primary);color:var(--primary)}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-danger:hover:not(:disabled){background:var(--accent-hover)}.btn-ghost{background:transparent;color:var(--text-secondary);border-color:transparent}.btn-ghost:hover{background:var(--surface-2);color:var(--text)}.btn-sm{padding:6px 12px;font-size:12px}.btn-lg{padding:14px 28px;font-size:15px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 14px;border-radius:var(--radius-md);border:1px solid var(--border-light);background:var(--surface);color:var(--text);font-size:14px;transition:border-color .15s,box-shadow .15s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #1e40af1f}.form-error{color:var(--danger);font-size:13px;margin-top:8px}.auth-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:radial-gradient(circle at 20% 20%,rgba(30,64,175,.08),transparent 40%),radial-gradient(circle at 80% 80%,rgba(220,38,38,.06),transparent 40%),var(--bg)}.auth-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-xl);padding:40px;width:100%;max-width:440px;box-shadow:var(--shadow-lg)}.auth-logo{text-align:center;margin-bottom:32px}.auth-logo h1{font-size:24px;font-weight:800;letter-spacing:1px;background:linear-gradient(90deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.auth-logo p{color:var(--text-muted);font-size:13px;margin-top:6px}.table-container{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}table{width:100%;border-collapse:collapse}thead{background:var(--surface-2)}th{padding:14px 20px;text-align:left;font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border)}td{padding:14px 20px;border-bottom:1px solid var(--border);font-size:14px;color:var(--text)}tr:last-child td{border-bottom:none}tr:hover td{background:var(--surface-2)}.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.3px}.badge-bronze{background:var(--tier-bronze-soft);color:var(--tier-bronze)}.badge-argent{background:var(--tier-argent-soft);color:var(--tier-argent)}.badge-or{background:var(--tier-or-soft);color:var(--tier-or)}.badge-success{background:var(--success-soft);color:var(--success)}.badge-primary{background:var(--primary-soft);color:var(--primary)}.badge-accent{background:var(--accent-soft);color:var(--accent)}.spacer{height:24px}.flex{display:flex;gap:12px}.flex-between{display:flex;justify-content:space-between;align-items:center}.text-muted{color:var(--text-muted)}.loading{text-align:center;padding:48px;color:var(--text-muted)}@media(max-width:900px){.sidebar{width:72px}.sidebar-logo-text,.sidebar-nav a span,.sidebar-user-name,.sidebar-user-email{display:none}.sidebar-nav a{justify-content:center;padding:10px}.content{padding:20px}.topbar{padding:0 20px}}@media(max-width:600px){.stat-value{font-size:24px}.card{padding:16px}.topbar-title{font-size:16px}}