@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--color-bg: #f8fafc;--color-surface: #ffffff;--color-border: #e2e8f0;--color-text: #1e293b;--color-text-secondary: #64748b;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-light: #eff6ff;--color-success: #16a34a;--color-success-bg: #f0fdf4;--color-danger: #dc2626;--color-danger-bg: #fef2f2;--color-warning: #f59e0b;--color-warning-bg: #fffbeb;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -4px rgba(0,0,0,.05);--transition: .2s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background-color:var(--color-bg);color:var(--color-text);line-height:1.7;-webkit-font-smoothing:antialiased}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--color-primary-hover)}img{max-width:100%;height:auto;display:block}.container{max-width:960px;margin:0 auto;padding:0 24px}.site-header{background:linear-gradient(135deg,#1e3a5f,#2563eb);color:#fff;padding:32px 0;text-align:center;position:relative}.site-header-bg{position:absolute;inset:0;overflow:hidden;z-index:0}.site-header-bg:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.05) 0%,transparent 60%);animation:headerPulse 6s ease-in-out infinite alternate}@keyframes headerPulse{0%{transform:scale(1)}to{transform:scale(1.1)}}.site-header h1{font-size:1.75rem;font-weight:700;letter-spacing:-.02em;position:relative}.site-header p{font-size:.95rem;opacity:.85;margin-top:6px;position:relative}.header-nav{margin-top:16px;position:relative}.header-nav a{color:#ffffffe6;margin:0 12px;font-size:.875rem;font-weight:500;padding:6px 14px;border-radius:var(--radius-sm);transition:background var(--transition)}.header-nav a:hover{background:#ffffff26;color:#fff}.section{padding:48px 0}.section-title{font-size:1.5rem;font-weight:700;margin-bottom:24px;color:var(--color-text);display:flex;align-items:center;gap:10px}.section-title .icon{font-size:1.3rem}.step-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:28px;margin-bottom:24px;box-shadow:var(--shadow-sm);transition:box-shadow var(--transition),transform var(--transition)}.step-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.step-number{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:var(--color-primary);color:#fff;font-size:.875rem;font-weight:700;margin-bottom:14px}.step-card h3{font-size:1.15rem;font-weight:600;margin-bottom:10px}.step-card p,.step-card ol,.step-card ul{color:var(--color-text-secondary);font-size:.925rem;line-height:1.8}.step-card ol,.step-card ul{padding-left:20px;margin-top:8px}.step-card li{margin-bottom:6px}.step-image{margin-top:18px;border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}.step-tip{margin-top:14px;padding:12px 16px;background:var(--color-primary-light);border-radius:var(--radius-sm);font-size:.85rem;color:var(--color-primary);font-weight:500}.ext-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}.ext-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm);transition:box-shadow var(--transition),transform var(--transition)}.ext-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.ext-card h3{font-size:1.1rem;font-weight:600;margin-bottom:8px}.ext-card p{color:var(--color-text-secondary);font-size:.875rem;margin-bottom:14px;min-height:40px}.ext-version{font-size:.75rem;color:var(--color-text-secondary);margin-bottom:14px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;border-radius:var(--radius-sm);font-size:.875rem;font-weight:600;border:none;cursor:pointer;transition:all var(--transition);text-decoration:none}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-success{background:var(--color-success);color:#fff}.btn-success:hover{background:#15803d;color:#fff}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover{background:#b91c1c;color:#fff}.btn-outline{background:transparent;border:1.5px solid var(--color-border);color:var(--color-text)}.btn-outline:hover{border-color:var(--color-primary);color:var(--color-primary)}.btn-sm{padding:6px 12px;font-size:.8rem}.btn-block{width:100%}.form-group{margin-bottom:18px}.form-group label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;color:var(--color-text)}.form-input{width:100%;padding:10px 14px;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);font-size:.9rem;font-family:inherit;transition:border-color var(--transition),box-shadow var(--transition);background:var(--color-surface)}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a}textarea.form-input{resize:vertical;min-height:80px}.admin-table{width:100%;border-collapse:collapse;background:var(--color-surface);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm)}.admin-table th,.admin-table td{padding:12px 16px;text-align:left;font-size:.875rem;border-bottom:1px solid var(--color-border)}.admin-table th{background:var(--color-bg);font-weight:600;color:var(--color-text-secondary);font-size:.8rem;text-transform:uppercase;letter-spacing:.03em}.admin-table tr:last-child td{border-bottom:none}.admin-table tr:hover td{background:var(--color-primary-light)}.toggle{position:relative;display:inline-block;width:44px;height:24px;cursor:pointer}.toggle input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;inset:0;background:#cbd5e1;border-radius:24px;transition:background var(--transition)}.toggle-slider:before{content:"";position:absolute;width:18px;height:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:transform var(--transition)}.toggle input:checked+.toggle-slider{background:var(--color-success)}.toggle input:checked+.toggle-slider:before{transform:translate(20px)}.alert{padding:14px 18px;border-radius:var(--radius-sm);font-size:.875rem;font-weight:500;margin-bottom:18px}.alert-success{background:var(--color-success-bg);color:var(--color-success);border:1px solid #bbf7d0}.alert-error{background:var(--color-danger-bg);color:var(--color-danger);border:1px solid #fecaca}.login-wrapper{display:flex;justify-content:center;align-items:center;min-height:calc(100vh - 200px);padding:40px 24px}.login-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:40px;width:100%;max-width:400px;box-shadow:var(--shadow-lg)}.login-card h2{font-size:1.35rem;font-weight:700;margin-bottom:24px;text-align:center}.site-footer{text-align:center;padding:24px;font-size:.8rem;color:var(--color-text-secondary);border-top:1px solid var(--color-border);margin-top:48px}.loading{text-align:center;padding:40px;color:var(--color-text-secondary)}.spinner{width:32px;height:32px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .7s linear infinite;margin:0 auto 12px}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:640px){.container{padding:0 16px}.section{padding:32px 0}.step-card{padding:20px}.login-card{padding:28px}.ext-grid{grid-template-columns:1fr}.admin-table{font-size:.8rem}.admin-table th,.admin-table td{padding:8px 10px}}