:root{--bg-primary: #f8fafc;--bg-secondary: #f1f5f9;--surface: #ffffff;--surface-elevated: #ffffff;--primary-50: #eef2ff;--primary-100: #e0e7ff;--primary-200: #c7d2fe;--primary-500: #6366f1;--primary-600: #4f46e5;--primary-700: #4338ca;--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--accent-500: #06b6d4;--accent-gradient: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);--success-500: #10b981;--success-gradient: linear-gradient(135deg, #10b981 0%, #34d399 100%);--warning-500: #f59e0b;--warning-gradient: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);--danger-500: #ef4444;--danger-gradient: linear-gradient(135deg, #ef4444 0%, #f87171 100%);--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--text-inverse: #ffffff;--border-light: #e2e8f0;--border-medium: #cbd5e1;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--shadow-glow: 0 0 40px rgba(99, 102, 241, .15);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", Consolas, monospace;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;min-height:100vh}body{font-family:var(--font-sans);font-size:14px;line-height:1.6;color:var(--text-primary);background:var(--bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.client-app-container{display:flex;min-height:100vh;background:var(--bg-primary)}.client-sidebar{width:280px;background:#f8fafc!important;border-right:1px solid #e5e7eb;display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:100;transition:var(--transition-normal);overflow:hidden}.client-sidebar .sidebar-header,.sidebar-header{padding:var(--space-6);border-bottom:1px solid #e5e7eb}.sidebar-logo{display:flex;align-items:center;gap:var(--space-3)}.logo-icon{width:44px;height:44px;border-radius:var(--radius-md);background:#fff;display:flex;align-items:center;justify-content:center;color:var(--primary-600);font-weight:700;font-size:18px;box-shadow:var(--shadow-sm);border:1px solid var(--border-light)}.logo-text h1{font-size:18px;font-weight:700;color:var(--text-primary);letter-spacing:-.02em}.logo-text span{font-size:12px;color:var(--text-muted)}.client-sidebar .sidebar-nav{flex:1;padding:var(--space-4);overflow-y:auto;background:#f8fafc!important}.nav-section{margin-bottom:var(--space-6)}.nav-section-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);padding:var(--space-2) var(--space-3);margin-bottom:var(--space-2)}.nav-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-3);border-radius:var(--radius-md);color:var(--text-secondary);text-decoration:none;transition:var(--transition-fast);cursor:pointer;border:none;background:transparent;width:100%;text-align:left;font-size:14px;font-weight:500}.nav-item:hover{background:var(--bg-secondary);color:var(--text-primary)}.nav-item.active{background:var(--primary-50);color:var(--primary-600);font-weight:600}.nav-item.active .nav-icon{background:var(--primary-gradient);color:#fff}.nav-icon{width:36px;height:36px;border-radius:var(--radius-sm);background:var(--bg-secondary);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:var(--transition-fast)}.nav-label{flex:1}.nav-badge{font-size:11px;font-weight:600;padding:2px 8px;border-radius:var(--radius-full);background:var(--primary-100);color:var(--primary-600)}.client-sidebar .sidebar-footer{padding:var(--space-4);border-top:1px solid #e5e7eb;background:#f8fafc!important}.client-sidebar .user-card{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius-lg);background:#f8fafc!important;border:1px solid #e5e7eb}.user-avatar{width:40px;height:40px;border-radius:var(--radius-md);background:var(--primary-gradient);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:14px}.user-info{flex:1;min-width:0}.user-name{font-weight:600;font-size:14px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-role{font-size:12px;color:var(--text-muted)}.client-main{flex:1;margin-left:280px;min-height:100vh;display:flex;flex-direction:column}.client-header{height:72px;background:var(--surface);border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-8);position:sticky;top:0;z-index:50}.header-left{display:flex;align-items:center;gap:var(--space-4)}.page-title{font-size:20px;font-weight:700;color:var(--text-primary)}.page-breadcrumb{display:flex;align-items:center;gap:var(--space-2);font-size:13px;color:var(--text-muted)}.breadcrumb-separator{color:var(--border-medium)}.header-right{display:flex;align-items:center;gap:var(--space-3)}.header-search{position:relative;width:320px}.header-search input{width:100%;height:42px;padding:0 var(--space-4) 0 44px;border:1px solid var(--border-light);border-radius:var(--radius-lg);background:var(--bg-secondary);font-size:14px;transition:var(--transition-fast)}.header-search input:focus{outline:none;border-color:var(--primary-500);background:var(--surface);box-shadow:0 0 0 3px var(--primary-100)}.header-search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted)}.header-btn{width:42px;height:42px;border-radius:var(--radius-md);border:1px solid var(--border-light);background:var(--surface);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-secondary);transition:var(--transition-fast);position:relative}.header-btn:hover{background:var(--bg-secondary);border-color:var(--border-medium)}.header-btn .notification-dot{position:absolute;top:-2px;right:-2px;width:10px;height:10px;border-radius:50%;background:var(--danger-500);border:2px solid var(--surface)}.client-content{flex:1;padding:var(--space-8);overflow-y:auto}.card{background:var(--surface);border-radius:var(--radius-xl);border:1px solid var(--border-light);box-shadow:var(--shadow-sm);overflow:hidden;transition:var(--transition-normal)}.card:hover{box-shadow:var(--shadow-md)}.card-header{padding:var(--space-5) var(--space-6);border-bottom:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between}.card-title{font-size:16px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:var(--space-2)}.card-body{padding:var(--space-6)}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-5)}.stat-card{background:var(--surface);border-radius:var(--radius-xl);padding:var(--space-6);border:1px solid var(--border-light);position:relative;overflow:hidden;transition:var(--transition-normal)}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--primary-gradient)}.stat-card.accent:before{background:var(--accent-gradient)}.stat-card.success:before{background:var(--success-gradient)}.stat-card.warning:before{background:var(--warning-gradient)}.stat-icon{width:48px;height:48px;border-radius:var(--radius-lg);background:var(--primary-50);display:flex;align-items:center;justify-content:center;color:var(--primary-600);margin-bottom:var(--space-4)}.stat-card.success .stat-icon{background:#10b9811a;color:var(--success-500)}.stat-card.accent .stat-icon{background:#06b6d41a;color:var(--accent-500)}.stat-label{font-size:13px;color:var(--text-muted);margin-bottom:var(--space-2)}.stat-value{font-size:28px;font-weight:700;color:var(--text-primary);letter-spacing:-.02em;margin-bottom:var(--space-2)}.stat-change{display:inline-flex;align-items:center;gap:var(--space-1);font-size:12px;font-weight:600;padding:4px 8px;border-radius:var(--radius-full)}.stat-change.up{background:#10b9811a;color:var(--success-500)}.stat-change.down{background:#ef44441a;color:var(--danger-500)}.hero-card{background:var(--primary-gradient);border-radius:var(--radius-xl);padding:var(--space-8);color:#fff;position:relative;overflow:hidden}.hero-card:before{content:"";position:absolute;top:-50%;right:-20%;width:400px;height:400px;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);border-radius:50%}.hero-card:after{content:"";position:absolute;bottom:-30%;left:-10%;width:300px;height:300px;background:radial-gradient(circle,rgba(255,255,255,.05) 0%,transparent 70%);border-radius:50%}.hero-content{position:relative;z-index:1}.hero-badge{display:inline-flex;align-items:center;gap:var(--space-2);background:#fff3;padding:6px 12px;border-radius:var(--radius-full);font-size:12px;font-weight:600;margin-bottom:var(--space-4)}.hero-title{font-size:32px;font-weight:700;margin-bottom:var(--space-3);letter-spacing:-.02em}.hero-subtitle{font-size:15px;opacity:.9;max-width:500px;line-height:1.7}.packages-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-5)}.package-card{background:var(--surface);border-radius:var(--radius-xl);border:2px solid var(--border-light);padding:var(--space-6);position:relative;cursor:pointer;transition:var(--transition-normal)}.package-card:hover{border-color:var(--primary-500);transform:translateY(-4px);box-shadow:var(--shadow-xl),var(--shadow-glow)}.package-card.featured{border-color:var(--primary-500);background:linear-gradient(180deg,var(--primary-50) 0%,var(--surface) 100%)}.package-card.featured:before{content:"推荐";position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--primary-gradient);color:#fff;padding:4px 16px;border-radius:var(--radius-full);font-size:12px;font-weight:600}.package-name{font-size:18px;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-2)}.package-price{display:flex;align-items:baseline;gap:var(--space-1);margin-bottom:var(--space-4)}.package-currency{font-size:16px;color:var(--text-muted)}.package-amount{font-size:36px;font-weight:700;color:var(--text-primary);letter-spacing:-.02em}.package-features{list-style:none;margin-bottom:var(--space-5)}.package-features li{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) 0;font-size:13px;color:var(--text-secondary)}.package-features li:before{content:"✓";color:var(--success-500);font-weight:700}.package-btn{width:100%;padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);border:none;font-weight:600;font-size:14px;cursor:pointer;transition:var(--transition-fast)}.package-btn.primary{background:var(--primary-gradient);color:#fff}.package-btn.secondary{background:var(--bg-secondary);color:var(--text-primary)}.package-btn:hover{transform:scale(1.02)}.payment-methods{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-4)}.payment-method{border:2px solid var(--border-light);border-radius:var(--radius-lg);padding:var(--space-5);cursor:pointer;transition:var(--transition-fast);text-align:center}.payment-method:hover,.payment-method.active{border-color:var(--primary-500);background:var(--primary-50)}.payment-icon{width:56px;height:56px;border-radius:var(--radius-lg);margin:0 auto var(--space-3);display:flex;align-items:center;justify-content:center;font-size:28px}.payment-name{font-weight:600;color:var(--text-primary);margin-bottom:var(--space-1)}.payment-desc{font-size:12px;color:var(--text-muted)}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:var(--space-4);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);border-bottom:1px solid var(--border-light);background:var(--bg-secondary)}.data-table td{padding:var(--space-4);border-bottom:1px solid var(--border-light);font-size:14px}.data-table tr:hover td{background:var(--bg-secondary)}.data-table tr.selected td{background:#dbeafe}.data-table tr:last-child td{border-bottom:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);border-radius:var(--radius-md);font-weight:600;font-size:14px;cursor:pointer;transition:var(--transition-fast);border:none;text-decoration:none}.btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-lg)}.btn-secondary{background:var(--surface);color:var(--text-primary);border:1px solid var(--border-medium)}.btn-secondary:hover{background:var(--bg-secondary);border-color:var(--primary-500)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-secondary)}.btn-outline{background:transparent;color:var(--text-secondary);border:1px solid var(--border-medium)}.btn-outline:hover{background:var(--bg-secondary);border-color:var(--primary-500);color:var(--primary-600)}.token-action-btn{display:inline-flex;align-items:center;justify-content:center;padding:6px;background:transparent;border:none;border-radius:6px;cursor:pointer;transition:all .2s ease;color:#64748b}.token-action-btn:hover{background:#f1f5f9;color:#334155}.token-action-btn.delete-btn{color:#ef4444}.token-action-btn.delete-btn:hover{background:#fef2f2;color:#dc2626}.token-action-btn.copy-success{background:#dcfce7;color:#16a34a}.token-action-btn.toggle-btn-active{color:#f59e0b}.token-action-btn.toggle-btn-inactive{color:#22c55e}.token-table{width:100%;border-collapse:collapse}.token-table th,.token-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border-light)}.token-table th{font-weight:600;color:var(--text-secondary);font-size:12px;text-transform:uppercase;letter-spacing:.5px}.token-table tr:hover{background:var(--bg-secondary)}.btn-success{background:var(--success-gradient);color:#fff}.btn-danger{background:var(--danger-gradient);color:#fff}.form-group{margin-bottom:var(--space-5)}.form-label{display:block;font-size:14px;font-weight:600;color:var(--text-primary);margin-bottom:var(--space-2)}.form-label.required:after{content:" *";color:var(--danger-500)}.form-input{width:100%;height:48px;padding:0 var(--space-4);border:1px solid var(--border-light);border-radius:var(--radius-md);font-size:14px;transition:var(--transition-fast);background:var(--surface)}.form-input:focus{outline:none;border-color:var(--primary-500);box-shadow:0 0 0 3px var(--primary-100)}.form-select{width:100%;height:48px;padding:0 var(--space-4);border:1px solid var(--border-light);border-radius:var(--radius-md);font-size:14px;background:var(--surface);cursor:pointer}.form-select:focus{outline:none;border-color:var(--primary-500)}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:var(--radius-full);font-size:12px;font-weight:600}.badge-success{background:#10b9811a;color:var(--success-500)}.badge-warning{background:#f59e0b1a;color:var(--warning-500)}.badge-danger{background:#ef44441a;color:var(--danger-500)}.badge-info{background:var(--primary-50);color:var(--primary-600)}.login-container{min-height:100vh;display:flex;background:var(--bg-primary)}.login-left{flex:1.2;background:var(--primary-gradient);padding:var(--space-12);display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.login-left:before{content:"";position:absolute;top:-100px;right:-100px;width:500px;height:500px;background:radial-gradient(circle,rgba(255,255,255,.15) 0%,transparent 70%);border-radius:50%}.login-left:after{content:"";position:absolute;bottom:-150px;left:-100px;width:600px;height:600px;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);border-radius:50%}.login-brand{display:flex;align-items:center;gap:var(--space-4);margin-bottom:var(--space-10)}.login-logo{width:64px;height:64px;border-radius:var(--radius-lg);background:#fff3;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:24px}.login-brand-text h2{font-size:28px;font-weight:700;color:#fff}.login-brand-text p{font-size:14px;color:#fffc;margin-top:4px}.login-hero-content{position:relative;z-index:1;color:#fff;flex:1;display:flex;flex-direction:column;justify-content:center}.login-hero-content h1{font-size:48px;font-weight:700;line-height:1.2;margin-bottom:var(--space-5);letter-spacing:-.02em}.login-hero-content p{font-size:18px;opacity:.9;line-height:1.8;max-width:480px;margin-bottom:var(--space-8)}.login-features{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-4)}.login-feature{background:#ffffff1a;border-radius:var(--radius-lg);padding:var(--space-5);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.login-feature h4{font-size:16px;font-weight:600;margin-bottom:var(--space-2)}.login-feature p{font-size:13px;opacity:.8;margin:0;line-height:1.6}.login-right{flex:.8;display:flex;align-items:center;justify-content:center;padding:var(--space-12)}.login-form-container{width:100%;max-width:400px}.login-form-header{text-align:center;margin-bottom:var(--space-8)}.login-form-header h3{font-size:28px;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-2)}.login-form-header p{color:var(--text-muted);font-size:14px}.login-form{background:var(--surface);padding:var(--space-8);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl)}.login-tabs{display:flex;margin-bottom:var(--space-6);background:var(--bg-secondary);border-radius:var(--radius-md);padding:4px}.login-tab{flex:1;padding:var(--space-3);border:none;background:transparent;border-radius:var(--radius-sm);font-weight:600;font-size:14px;color:var(--text-muted);cursor:pointer;transition:var(--transition-fast)}.login-tab.active{background:var(--surface);color:var(--text-primary);box-shadow:var(--shadow-sm)}.login-btn{width:100%;height:52px;margin-top:var(--space-4)}.alert{padding:var(--space-4);border-radius:var(--radius-md);font-size:14px;display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-4)}.alert-success{background:#10b9811a;border:1px solid rgba(16,185,129,.2);color:#047857}.alert-error{background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:#b91c1c}.alert-warning{background:#f59e0b1a;border:1px solid rgba(245,158,11,.2);color:#b45309}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-6)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}.grid-2-1{display:grid;grid-template-columns:2fr 1fr;gap:var(--space-6)}.grid-1-2{display:grid;grid-template-columns:1fr 2fr;gap:var(--space-6)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-fadeIn{animation:fadeIn .3s ease-out}.animate-slideIn{animation:slideIn .3s ease-out}@media (max-width: 1200px){.stats-grid,.packages-grid{grid-template-columns:repeat(2,1fr)}.login-left{display:none}.login-right{flex:1}}@media (max-width: 768px){.client-sidebar{transform:translate(-100%)}.client-main{margin-left:0}.stats-grid,.packages-grid,.grid-2,.grid-3,.grid-2-1,.grid-1-2{grid-template-columns:1fr}.client-content{padding:var(--space-4)}}