*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #f9fafb;--color-surface: #ffffff;--color-border: #e5e7eb;--color-text: #111827;--color-text-muted: #6b7280;--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-danger: #dc2626;--color-warning: #d97706;--color-success: #16a34a;--color-sidebar: #1e293b;--color-sidebar-text: #cbd5e1;--color-sidebar-active: #3b82f6;--shadow-sm: 0 1px 3px rgba(0,0,0,.08);--shadow-md: 0 4px 12px rgba(0,0,0,.1);--radius: 8px;font-family:Inter,system-ui,sans-serif;font-size:14px}.dark{--color-bg: #0f172a;--color-surface: #1e293b;--color-border: #334155;--color-text: #f1f5f9;--color-text-muted: #94a3b8;--color-sidebar: #0f172a}body{background:var(--color-bg);color:var(--color-text);min-height:100vh}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font-family:inherit;font-size:inherit}.app-layout{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--color-sidebar);color:var(--color-sidebar-text);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:100;overflow-y:auto}.sidebar-logo{padding:20px 16px;font-weight:700;font-size:16px;color:#fff;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-nav{flex:1;padding:8px 0}.sidebar-link{display:flex;align-items:center;gap:10px;padding:10px 16px;color:var(--color-sidebar-text);text-decoration:none;border-radius:6px;margin:2px 8px;transition:background .15s;font-size:14px}.sidebar-link:hover{background:#ffffff14;text-decoration:none}.sidebar-link.active{background:var(--color-sidebar-active);color:#fff}.sidebar-footer{padding:12px;border-top:1px solid rgba(255,255,255,.1)}.main-content{flex:1;margin-left:240px;display:flex;flex-direction:column;min-height:100vh}.topbar{background:var(--color-surface);border-bottom:1px solid var(--color-border);padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50}.page-content{padding:24px;flex:1}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm)}.card-title{font-size:15px;font-weight:600;margin-bottom:12px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow-sm)}.stat-label{font-size:12px;color:var(--color-text-muted);margin-bottom:4px}.stat-value{font-size:28px;font-weight:700}.stat-value.danger{color:var(--color-danger)}.stat-value.warning{color:var(--color-warning)}.stat-value.success{color:var(--color-success)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}th{text-align:left;padding:10px 12px;background:var(--color-bg);border-bottom:2px solid var(--color-border);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted);white-space:nowrap}td{padding:10px 12px;border-bottom:1px solid var(--color-border);vertical-align:middle}tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--color-bg)}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;margin-bottom:4px}.form-input,.form-select,.form-textarea{width:100%;padding:8px 12px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);color:var(--color-text);outline:none;transition:border-color .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1f}.form-textarea{resize:vertical;min-height:80px}.form-error{font-size:12px;color:var(--color-danger);margin-top:4px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:6px;border:none;cursor:pointer;font-weight:500;font-size:14px;transition:opacity .15s,background .15s;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:#b91c1c}.btn-ghost{background:transparent;color:var(--color-text);border:1px solid var(--color-border)}.btn-ghost:hover:not(:disabled){background:var(--color-bg)}.btn-sm{padding:4px 10px;font-size:13px}.badge{display:inline-block;padding:2px 8px;border-radius:12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.badge-green{background:#dcfce7;color:#15803d}.badge-red{background:#fee2e2;color:#b91c1c}.badge-yellow{background:#fef9c3;color:#a16207}.badge-orange{background:#ffedd5;color:#c2410c}.badge-blue{background:#dbeafe;color:#1d4ed8}.badge-gray{background:#f3f4f6;color:#4b5563}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:12px}.page-title{font-size:20px;font-weight:700}.tabs{display:flex;gap:4px;border-bottom:2px solid var(--color-border);margin-bottom:20px}.tab{padding:8px 16px;cursor:pointer;border:none;background:none;color:var(--color-text-muted);font-size:14px;font-weight:500;border-bottom:2px solid transparent;margin-bottom:-2px;transition:color .15s,border-color .15s}.tab.active{color:var(--color-primary);border-bottom-color:var(--color-primary)}.tab:hover:not(.active){color:var(--color-text)}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg);transition:background .5s ease}.auth-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;padding:40px;width:100%;max-width:400px;box-shadow:var(--shadow-md);overflow:hidden}.auth-accent{height:4px;background:linear-gradient(90deg,var(--color-primary),#7c3aed);border-radius:2px;margin-bottom:32px}@keyframes auth-zoom-out{0%{transform:scale(1);opacity:1;filter:blur(0px)}60%{transform:scale(2.5);opacity:.6;filter:blur(2px)}to{transform:scale(6);opacity:0;filter:blur(8px)}}@keyframes auth-bg-flash{0%{background:var(--color-bg)}70%{background:var(--color-primary)}to{background:var(--color-primary)}}.auth-zooming{animation:auth-bg-flash .52s cubic-bezier(.4,0,1,1) forwards;overflow:hidden}.auth-zooming .auth-card{animation:auth-zoom-out .52s cubic-bezier(.4,0,1,1) forwards;pointer-events:none}@keyframes app-enter{0%{opacity:0;transform:scale(1.04)}to{opacity:1;transform:scale(1)}}.app-enter{animation:app-enter .38s cubic-bezier(.2,0,.3,1) both}@media (max-width: 1023px){.sidebar{width:200px}.main-content{margin-left:200px}}@media (max-width: 767px){.sidebar{display:none}.main-content{margin-left:0}.stat-grid{grid-template-columns:1fr 1fr}}@media (max-width: 374px){.stat-grid{grid-template-columns:1fr}.auth-card{padding:24px}}.flex{display:flex}.gap-2{gap:8px}.gap-3{gap:12px}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.mb-4{margin-bottom:16px}.text-muted{color:var(--color-text-muted);font-size:13px}.text-right{text-align:right}.w-full{width:100%}.alert{padding:12px 16px;border-radius:6px;margin-bottom:16px;font-size:14px}.alert-error{background:#fee2e2;color:#b91c1c}.alert-success{background:#dcfce7;color:#15803d}.user-dropdown{position:relative}.dropdown-menu{position:absolute;top:calc(100% + 4px);right:0;background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;box-shadow:var(--shadow-sm);min-width:180px;z-index:100;overflow:hidden}.dropdown-item{display:block;width:100%;padding:9px 14px;background:none;border:none;cursor:pointer;font-size:13px;text-align:left;color:var(--color-text);white-space:nowrap}.dropdown-item:hover{background:var(--color-bg)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:200}.modal{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;padding:24px;width:100%;max-width:400px;box-shadow:var(--shadow-sm)}