:root{--ios-blue:#007aff;--ios-blue-light:#5ac8fa;--ios-blue-dark:#0051d5;--ios-green:#34c759;--ios-orange:#ff9500;--ios-red:#ff3b30;--ios-purple:#af52de;--ios-teal:#5ac8fa;--ios-yellow:#fc0;--ios-bg-primary:#fff;--ios-bg-secondary:#f2f2f7;--ios-bg-tertiary:#e5e5ea;--ios-text-primary:#000;--ios-text-secondary:#8e8e93;--ios-text-tertiary:#c7c7cc;--ios-text-white:#fff;--ios-separator:#e5e5ea;--ios-separator-light:#0000000d;--ios-radius-sm:8px;--ios-radius-md:12px;--ios-radius-lg:16px;--ios-radius-xl:20px;--ios-radius-full:9999px;--ios-shadow-sm:0 1px 2px #0000000a;--ios-shadow-md:0 4px 12px #00000014;--ios-shadow-lg:0 8px 24px #0000001f;--ios-font:-apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;--ios-spacing-xs:4px;--ios-spacing-sm:8px;--ios-spacing-md:16px;--ios-spacing-lg:24px;--ios-spacing-xl:32px;--ios-spacing-xxl:48px}*{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--ios-font);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:17px;line-height:1.47059}body{background-color:var(--ios-bg-secondary);color:var(--ios-text-primary)}.ios-button{border-radius:var(--ios-radius-full);cursor:pointer;border:none;outline:none;justify-content:center;align-items:center;gap:6px;padding:12px 20px;font-size:17px;font-weight:500;transition:all .2s;display:inline-flex}.ios-button--primary{background:var(--ios-blue);color:var(--ios-text-white)}.ios-button--primary:hover{background:var(--ios-blue-dark);transform:scale(1.02)}.ios-button--primary:active{transform:scale(.98)}.ios-button--secondary{background:var(--ios-bg-tertiary);color:var(--ios-blue)}.ios-button--secondary:hover{background:var(--ios-bg-secondary)}.ios-button--ghost{color:var(--ios-blue);background:0 0}.ios-card{background:var(--ios-bg-primary);border-radius:var(--ios-radius-lg);box-shadow:var(--ios-shadow-sm);transition:transform .2s,box-shadow .2s;overflow:hidden}.ios-card:hover{box-shadow:var(--ios-shadow-md)}.ios-input{width:100%;font-size:17px;font-family:var(--ios-font);background:var(--ios-bg-secondary);border-radius:var(--ios-radius-md);border:none;outline:none;padding:12px 16px;transition:background .2s}.ios-input:focus{background:var(--ios-bg-tertiary)}.ios-input::placeholder{color:var(--ios-text-tertiary)}.ios-list{background:var(--ios-bg-primary);border-radius:var(--ios-radius-lg);overflow:hidden}.ios-list-item{border-bottom:1px solid var(--ios-separator);align-items:center;padding:12px 16px;transition:background .15s;display:flex}.ios-list-item:last-child{border-bottom:none}.ios-list-item:hover{background:var(--ios-bg-secondary)}.ios-badge{border-radius:var(--ios-radius-full);background:var(--ios-bg-tertiary);color:var(--ios-text-secondary);align-items:center;padding:4px 10px;font-size:13px;font-weight:500;display:inline-flex}.ios-badge--blue{color:var(--ios-blue);background:#007aff26}.ios-badge--green{color:var(--ios-green);background:#34c75926}.ios-badge--orange{color:var(--ios-orange);background:#ff950026}.ios-nav{padding:0 var(--ios-spacing-md);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--ios-separator-light);background:#fffc;align-items:center;height:52px;display:flex}.ios-nav-title{color:var(--ios-text-primary);font-size:17px;font-weight:600}.ios-segmented-control{background:var(--ios-bg-tertiary);border-radius:var(--ios-radius-md);padding:2px;display:flex}.ios-segmented-control__item{text-align:center;border-radius:var(--ios-radius-sm);cursor:pointer;color:var(--ios-text-secondary);flex:1;padding:8px 16px;font-size:15px;font-weight:500;transition:all .2s}.ios-segmented-control__item--active{background:var(--ios-bg-primary);color:var(--ios-text-primary);box-shadow:var(--ios-shadow-sm)}.ios-hero-title{letter-spacing:-.02em;font-size:34px;font-weight:700;line-height:1.2}.ios-section-title{letter-spacing:-.01em;font-size:22px;font-weight:700}.ios-card-title{font-size:20px;font-weight:600}.ios-body{color:var(--ios-text-secondary);font-size:17px;font-weight:400}.ios-caption{color:var(--ios-text-tertiary);font-size:13px;font-weight:400}@keyframes ios-fade-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes ios-scale-in{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.ios-animate-fade{animation:.4s ios-fade-in}.ios-animate-scale{animation:.3s ios-scale-in}.ios-glass{-webkit-backdrop-filter:blur(20px);background:#ffffffb3}@media (prefers-color-scheme:dark){:root{--ios-bg-primary:#000;--ios-bg-secondary:#1c1c1e;--ios-bg-tertiary:#2c2c2e;--ios-text-primary:#fff;--ios-text-secondary:#8e8e93;--ios-text-tertiary:#636366;--ios-separator:#38383a;--ios-separator-light:#ffffff1a}.ios-glass{background:#1c1c1eb3}}:root{--color-primary:#07c160;--color-primary-light:#38d976;--color-primary-dark:#06a950;--color-text-primary:#333;--color-text-secondary:#666;--color-text-muted:#999;--color-bg:#f0f2f5;--color-bg-light:#f5f5f5;--color-card:#fff;--color-border:#e8e8e8;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--shadow-sm:0 1px 3px #00000014;--shadow-md:0 4px 12px #0000001a;--shadow-lg:0 8px 24px #0000001f;--nav-height:60px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text-primary);min-height:100vh;line-height:1.6}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-dark)}ul,ol{list-style:none}img{max-width:100%;display:block}button{font-family:var(--font-family);cursor:pointer;background:0 0;border:none}input,textarea,select{font-family:var(--font-family);outline:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.fade-in{animation:.4s ease-out fadeIn}.slide-up{animation:.5s ease-out slideUp}.pulse{animation:1.5s ease-in-out infinite pulse}#root,.layout{min-height:100vh}.nav-bar{height:var(--nav-height);background:var(--color-card);box-shadow:0 1px 0 var(--color-border);z-index:100;position:fixed;top:0;left:0;right:0}.nav-bar-inner{justify-content:space-between;align-items:center;max-width:1200px;height:100%;margin:0 auto;padding:0 24px;display:flex}.nav-bar-left{align-items:center;gap:10px;display:flex}.nav-logo{color:var(--color-primary);font-size:24px}.nav-title{color:var(--color-text-primary);font-size:18px;font-weight:600}.nav-bar-right{align-items:center;display:flex}.nav-progress{color:var(--color-text-secondary);background:var(--color-bg-light);border-radius:20px;padding:6px 16px;font-size:14px}.main-content{padding-top:var(--nav-height);max-width:1200px;min-height:calc(100vh - var(--nav-height));margin:0 auto}