:root{--color-primary: #6366f1;--color-primary-hover: #4f46e5;--color-primary-soft: #f5f3ff;--color-success: #10b981;--color-success-hover: #059669;--color-success-soft: #d1fae5;--color-success-dark: #065f46;--color-danger: #ef4444;--color-danger-hover: #dc2626;--color-danger-soft: #fee2e2;--color-danger-dark: #991b1b;--color-warning: #f59e0b;--color-info-soft: #eff6ff;--color-bg: #f9fafb;--color-surface: #fff;--color-border: #e5e7eb;--color-border-light: #f3f4f6;--color-text: #111827;--color-text-muted: #6b7280;--color-text-soft: #9ca3af;--color-label: #374151;--shadow-card: 0 1px 3px rgba(0, 0, 0, .06);--shadow-card-strong: 0 1px 3px rgba(0, 0, 0, .08);--radius-sm: 8px;--radius-md: 10px;--radius-lg: 12px;--radius-xl: 16px}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;color:var(--color-text);background:var(--color-bg)}.content::-webkit-scrollbar{display:none}.content{-ms-overflow-style:none;scrollbar-width:none}.page{min-height:100dvh;background:var(--color-bg);overflow-x:hidden;max-width:100%}.page-header{display:flex;align-items:center;gap:12px;padding:16px 20px;background:var(--color-surface);border-bottom:1px solid var(--color-border-light);position:sticky;top:0;z-index:10}.page-header h1{font-size:17px;font-weight:600;color:var(--color-text);margin:0;flex:1}.page-body{padding:20px;max-width:480px;margin:0 auto}.btn{width:100%;padding:13px;border:none;border-radius:var(--radius-sm);font-size:15px;font-weight:500;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:opacity .15s,background .15s,transform .1s;text-decoration:none}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-success{background:var(--color-success);color:#fff}.btn-success:hover:not(:disabled){background:var(--color-success-hover)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--color-danger-hover)}.btn-outline{background:var(--color-surface);color:var(--color-text-muted);border:1.5px solid var(--color-border)}.btn-outline:hover:not(:disabled){background:var(--color-bg)}.btn-back{background:none;border:none;cursor:pointer;color:var(--color-text-muted);padding:4px;display:flex}.btn-add{background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-sm);padding:8px 14px;font-size:13px;font-weight:500;cursor:pointer}.btn-icon{width:32px;height:32px;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--color-text-muted);transition:background .15s;text-decoration:none}.btn-icon:hover{background:var(--color-bg)}.btn-icon-danger{color:var(--color-danger);border-color:#fecaca}.btn-icon-danger:hover{background:#fef2f2}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:13px;font-weight:500;color:var(--color-label)}.form-group input,.form-group select,.form-group textarea{padding:12px 14px;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);font-size:15px;outline:none;transition:border-color .15s;background:var(--color-surface);width:100%;font-family:inherit}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--color-primary)}.input-error{border-color:var(--color-danger)!important}.input-prefix{display:flex;align-items:center;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);overflow:hidden;transition:border-color .15s}.input-prefix:focus-within{border-color:var(--color-primary)}.input-prefix span{padding:12px;background:var(--color-bg);font-size:15px;color:var(--color-text-muted);border-right:1.5px solid var(--color-border);white-space:nowrap}.input-prefix input{border:none;border-radius:0;flex:1;padding:12px}.input-prefix input:focus{outline:none;border-color:transparent}.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:block}.spinner-dark{width:28px;height:28px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .7s linear infinite;display:block}@keyframes spin{to{transform:rotate(360deg)}}.loading{display:flex;justify-content:center;padding:48px}.error-banner{background:var(--color-danger-soft);color:var(--color-danger-dark);padding:10px 14px;border-radius:var(--radius-sm);font-size:13px}.info-banner{background:var(--color-info-soft);border-radius:var(--radius-md);padding:14px;border-left:3px solid var(--color-primary)}.info-banner p{font-size:13px;color:var(--color-label);margin:0 0 4px}.info-banner p:last-child{margin:0;color:var(--color-text-muted)}.empty-state{text-align:center;padding:48px 20px}.empty-icon{font-size:48px;margin:0 0 12px}.empty-title{font-size:17px;font-weight:600;color:var(--color-text);margin:0 0 6px}.empty-desc{font-size:14px;color:var(--color-text-muted);margin:0}.text-center{text-align:center}.divider{height:1px;background:var(--color-border-light)}.hint{font-size:14px;color:var(--color-text-muted);margin:0}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-3{margin-top:16px}.mt-4{margin-top:20px}