:root{--color-primary: #1a56db;--color-primary-hover: #1648c2;--color-primary-active: #0e3a8c;--color-primary-light: #e8f0fe;--color-primary-gradient: linear-gradient(135deg, #1a56db 0%, #0e3a8c 100%);--color-line: #06c755;--color-line-hover: #05b74e;--color-line-active: #04a344;--color-success: #00875a;--color-success-light: #e6f4ef;--color-warning: #e67e00;--color-warning-light: #fef4e6;--color-error: #cc3333;--color-error-light: #fceaea;--color-white: #ffffff;--color-gray-50: #f8f9fa;--color-gray-100: #f1f3f4;--color-gray-200: #e8eaed;--color-gray-300: #dadce0;--color-gray-400: #9aa0a6;--color-gray-500: #6b7280;--color-gray-600: #4b5563;--color-gray-700: #374151;--color-gray-800: #1a1f36;--color-text: #1a1f36;--color-text-secondary: #6b7280;--color-text-hint: #9ca3af;--color-text-inverse: #ffffff;--color-border: #e8eaed;--color-bg: #f5f7fa;--color-bg-gradient: linear-gradient(180deg, #f5f7fa 0%, #e8ecf1 100%);--color-bg-card: #ffffff;--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;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 16px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .03), 0 2px 8px rgba(0, 0, 0, .02);--shadow-md: 0 2px 4px rgba(0, 0, 0, .04), 0 8px 16px rgba(0, 0, 0, .04);--shadow-lg: 0 4px 8px rgba(0, 0, 0, .04), 0 16px 24px rgba(0, 0, 0, .06);--shadow-card: 0 1px 3px rgba(0, 0, 0, .04), 0 4px 12px rgba(0, 0, 0, .03);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;--font-mono: "SF Mono", Monaco, "Noto Sans Mono", Consolas, monospace;--text-xs: 11px;--text-sm: 13px;--text-base: 15px;--text-lg: 17px;--text-xl: 20px;--text-2xl: 24px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--header-height: 56px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:1.5;color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{min-height:100vh;min-height:100dvh}.page{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background:var(--color-bg-gradient)}.navbar{position:sticky;top:0;z-index:100;display:flex;align-items:center;height:calc(var(--header-height) + var(--safe-top));padding-top:var(--safe-top);padding-left:var(--space-2);padding-right:var(--space-2);background:#fffffff2;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,.06)}.navbar-back{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:none;border-radius:var(--radius-md);background:transparent;color:var(--color-text);cursor:pointer;transition:background .15s;-webkit-tap-highlight-color:transparent}.navbar-back:hover{background:var(--color-gray-100)}.navbar-back:active{background:var(--color-gray-200)}.navbar-back svg{width:22px;height:22px}.navbar-title{flex:1;font-size:var(--text-lg);font-weight:600;text-align:center;color:var(--color-text)}.navbar-spacer{width:44px}.navbar-action{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:none;border-radius:var(--radius-md);background:transparent;color:var(--color-primary);cursor:pointer;transition:background .15s;-webkit-tap-highlight-color:transparent}.navbar-action:hover{background:var(--color-primary-light)}.content{flex:1;padding:var(--space-4);padding-bottom:max(var(--space-6),var(--safe-bottom))}.content-narrow{max-width:480px;margin:0 auto}@media(min-width:768px){.content{padding:var(--space-6)}}.card{background:var(--color-bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);overflow:hidden}.card-body{padding:var(--space-4)}.card+.card{margin-top:var(--space-4)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);height:48px;padding:0 var(--space-5);border:none;border-radius:var(--radius-md);font-family:inherit;font-size:var(--text-base);font-weight:500;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);-webkit-tap-highlight-color:transparent}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:var(--color-text-inverse);box-shadow:0 2px 4px #1a56db33}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);box-shadow:0 4px 8px #1a56db4d}.btn-primary:active:not(:disabled){background:var(--color-primary-active);transform:translateY(1px)}.btn-secondary{background:var(--color-gray-100);color:var(--color-text)}.btn-secondary:hover:not(:disabled){background:var(--color-gray-200)}.btn-outline{background:transparent;border:1px solid var(--color-border);color:var(--color-text-secondary)}.btn-outline:hover:not(:disabled){background:var(--color-gray-50);border-color:var(--color-gray-400);color:var(--color-text)}.btn-danger{background:transparent;border:1px solid var(--color-error);color:var(--color-error)}.btn-danger:hover:not(:disabled){background:var(--color-error-light)}.btn-line{background:var(--color-line);color:#fff;box-shadow:0 2px 4px #06c75533}.btn-line:hover:not(:disabled){background:var(--color-line-hover);box-shadow:0 4px 8px #06c7554d}.btn-line:active:not(:disabled){background:var(--color-line-active)}.btn-line svg{width:22px;height:22px}.btn-sm{height:36px;padding:0 var(--space-3);font-size:var(--text-sm)}.btn-lg{height:52px;padding:0 var(--space-6);font-size:var(--text-lg)}.btn-block{width:100%}.input{width:100%;height:48px;padding:0 var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);font-family:inherit;font-size:var(--text-base);color:var(--color-text);background:var(--color-white);transition:border-color .15s,box-shadow .15s}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.input::placeholder{color:var(--color-text-hint)}.input-mono{font-family:var(--font-mono);letter-spacing:2px;text-align:center;text-transform:uppercase}.list{display:flex;flex-direction:column;gap:var(--space-3)}.list-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4);background:var(--color-bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:box-shadow .2s,transform .2s}.list-item:hover{box-shadow:var(--shadow-md)}.list-item-content{flex:1;min-width:0}.list-item-title{font-size:var(--text-base);font-weight:600;color:var(--color-text)}.list-item-subtitle{font-size:var(--text-sm);color:var(--color-text-secondary);margin-top:var(--space-1)}.list-item-actions{display:flex;gap:var(--space-2);flex-shrink:0}.module-list{display:flex;flex-direction:column;gap:var(--space-3)}.module-card{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-4);background:#fff;border-radius:var(--radius-lg);text-decoration:none;color:inherit;box-shadow:var(--shadow-card);transition:all .2s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.module-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--color-primary-gradient);opacity:0;transition:opacity .2s}.module-card:not(.module-card--disabled):hover{transform:translate(4px);box-shadow:var(--shadow-md)}.module-card:not(.module-card--disabled):hover:before{opacity:1}.module-card:not(.module-card--disabled):active{transform:translate(2px)}.module-card--disabled{opacity:.55;cursor:not-allowed}.module-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f0f5ff 0%,var(--color-primary-light) 100%);border-radius:var(--radius-md);flex-shrink:0}.module-icon svg{width:24px;height:24px;color:var(--color-primary)}.module-card--disabled .module-icon{background:var(--color-gray-100)}.module-card--disabled .module-icon svg{color:var(--color-text-hint)}.module-content{flex:1;min-width:0}.module-name{font-size:var(--text-base);font-weight:600;color:var(--color-text);margin-bottom:2px}.module-desc{font-size:var(--text-sm);color:var(--color-text-secondary)}.module-arrow{width:20px;height:20px;color:var(--color-gray-400);transition:transform .2s,color .2s;flex-shrink:0}.module-arrow svg{width:100%;height:100%}.module-card:not(.module-card--disabled):hover .module-arrow{color:var(--color-primary);transform:translate(2px)}.module-badge{font-size:var(--text-xs);font-weight:500;color:var(--color-text-hint);background:var(--color-gray-100);padding:4px 8px;border-radius:var(--radius-sm)}@media(min-width:768px){.module-list--grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-4);max-width:560px}.module-list--grid .module-card{flex-direction:column;text-align:center;padding:var(--space-5)}.module-list--grid .module-card:before{inset:0 0 auto;width:auto;height:3px}.module-list--grid .module-card:not(.module-card--disabled):hover{transform:translateY(-4px)}.module-list--grid .module-icon{width:56px;height:56px}.module-list--grid .module-icon svg{width:28px;height:28px}.module-list--grid .module-content{text-align:center}.module-list--grid .module-arrow{display:none}}.avatar{width:48px;height:48px;border-radius:var(--radius-lg);object-fit:cover;flex-shrink:0}.avatar-placeholder{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:var(--radius-lg);background:linear-gradient(135deg,#667eea,#764ba2);color:var(--color-text-inverse);font-size:var(--text-lg);font-weight:600;flex-shrink:0}.avatar-sm{width:40px;height:40px;font-size:var(--text-base)}.badge{display:inline-flex;align-items:center;height:22px;padding:0 var(--space-2);border-radius:var(--radius-sm);font-size:var(--text-xs);font-weight:500}.badge-primary{background:var(--color-primary-light);color:var(--color-primary)}.badge-success{background:var(--color-success-light);color:var(--color-success)}.badge-warning{background:var(--color-warning-light);color:var(--color-warning)}.badge-error{background:var(--color-error-light);color:var(--color-error)}.badge-gray{background:var(--color-gray-200);color:var(--color-text-secondary)}.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-12) var(--space-4);text-align:center}.empty-icon{width:64px;height:64px;margin-bottom:var(--space-4);color:var(--color-gray-300)}.empty-text{font-size:var(--text-base);color:var(--color-text-secondary)}.loading{display:flex;align-items:center;justify-content:center;gap:var(--space-3);padding:var(--space-8);color:var(--color-text-secondary)}.spinner{width:22px;height:22px;border:2px solid var(--color-gray-200);border-top-color:var(--color-primary);border-radius:var(--radius-full);animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.divider{height:1px;background:var(--color-border);margin:var(--space-4) 0}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-3);padding:0 var(--space-1)}.section-title{font-size:var(--text-sm);font-weight:600;color:var(--color-text-secondary);letter-spacing:.3px}.section-count{font-size:var(--text-xs);color:var(--color-text-hint)}.code{font-family:var(--font-mono);font-size:var(--text-base);letter-spacing:1px}.error-message{display:flex;align-items:flex-start;gap:var(--space-2);padding:var(--space-4);background:var(--color-error-light);border-left:3px solid var(--color-error);border-radius:0 var(--radius-md) var(--radius-md) 0;font-size:var(--text-sm);color:var(--color-error);line-height:1.5}.error-message svg{width:18px;height:18px;flex-shrink:0;margin-top:1px}.footer{display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-4);padding-bottom:max(var(--space-4),var(--safe-bottom));font-size:var(--text-xs);color:var(--color-text-hint)}.footer-dot{opacity:.5}@media(prefers-reduced-motion:reduce){.spinner{animation:none}.module-card,.list-item,.btn{transition:none}}