:root{--color-primary: #6c4df6;--color-primary-hover: #5a3de0;--color-primary-soft: #efebff;--color-primary-700: #4b2fc4;--color-brand: #6c4df6;--color-brand-dark: #2a1b5e;--color-on-brand: #ffffff;--color-accent: #ff7a3d;--color-accent-hover: #f2651e;--color-accent-soft: #ffede3;--color-gray-50: #f7f8fa;--color-gray-100: #eef0f4;--color-gray-200: #e2e5eb;--color-gray-300: #cbd0da;--color-gray-400: #9aa1b1;--color-gray-500: #6b7280;--color-gray-600: #4b5563;--color-gray-700: #374151;--color-gray-800: #1f2733;--color-gray-900: #121821;--color-bg: #f6f7fb;--color-surface: #ffffff;--color-surface-2: #f7f8fa;--color-border: #e2e5eb;--color-border-strong: #cbd0da;--color-success: #16a34a;--color-success-soft: #e7f6ec;--color-warning: #f59e0b;--color-warning-soft: #fef3e2;--color-danger: #dc2626;--color-danger-soft: #fdecec;--color-info: #2563eb;--color-info-soft: #e8f0fe;--cat-image: #ff6b9d;--cat-video: #7c5cff;--cat-website: #1fb6a8;--cat-ppt: #ff9f43;--cat-doc: #36b37e;--cat-audio: 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var(--color-border);background:#fff;border-radius:8px;cursor:pointer;color:var(--color-gray-700);font-size:13px}.pager button.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.pager button:disabled{opacity:.5;cursor:not-allowed}.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#2a1b5e,#6c4df6 60%,#ff7a3d 140%);padding:24px}.login-card{width:400px;max-width:100%;background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:36px 32px}.login-card .lc-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--color-gray-900);margin-bottom:6px}.login-card .lc-brand .logo{width:36px;height:36px;border-radius:9px;background:var(--color-primary);color:#fff;display:grid;place-items:center;font-size:18px}.login-card .lc-sub{color:var(--color-gray-500);font-size:13px;margin-bottom:22px}.field{margin-bottom:16px}.field 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