:root{--color-primary:#2f6bff;--color-primary-dark:#1e4fd6;--color-primary-soft:#e8f0ff;--color-danger:#e5484d;--color-warning:#f5a623;--color-success:#30a46c;--color-text:#1a1a1a;--color-text-secondary:#666;--color-text-muted:#999;--color-border:#e8e8e8;--color-bg:#f5f7fb;--color-surface:#fff;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--shadow-card:0 2px 12px #2f6bff14;--nav-height:56px;--header-height:52px;--page-max-width:430px;--font-sans:"PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%}body{font-family:var(--font-sans);color:var(--color-text);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;background:#dce3f0}button,input,textarea,select{font:inherit;color:inherit}a{color:inherit;text-decoration:none}ul,ol{list-style:none}img{max-width:100%;display:block}.app-shell{background:#dce3f0;justify-content:center;min-height:100%;display:flex}.phone-frame{width:100%;max-width:var(--page-max-width);background:var(--color-bg);min-height:100%;position:relative;box-shadow:0 0 40px #00000014}.page{min-height:100%;padding-bottom:calc(var(--nav-height) + 16px);background:var(--color-bg)}.page--no-nav{padding-bottom:16px}.page-header{height:var(--header-height);background:var(--color-surface);z-index:10;border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;padding:0 16px;display:flex;position:sticky;top:0}.page-header__title{font-size:17px;font-weight:600}.page-header__action{color:var(--color-primary);cursor:pointer;background:0 0;border:none;font-size:14px}.page-body{padding:12px 16px 24px}.card{background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-card);padding:14px 16px}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;justify-content:center;align-items:center;height:44px;padding:0 20px;font-size:15px;font-weight:600;transition:opacity .15s;display:inline-flex}.btn:active{opacity:.85}.btn--primary{background:var(--color-primary);color:#fff}.btn--danger{color:var(--color-danger);border:1px solid var(--color-danger);background:#fff}.btn--ghost{background:var(--color-primary-soft);color:var(--color-primary)}.btn--block{width:100%}.field{margin-bottom:14px}.field__label{color:var(--color-text-secondary);margin-bottom:6px;font-size:13px;display:block}.field__input,.field__textarea,.field__select{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);outline:none;width:100%;height:44px;padding:0 12px}.field__input:focus,.field__textarea:focus,.field__select:focus{border-color:var(--color-primary)}.field__textarea{resize:vertical;height:auto;min-height:88px;padding:10px 12px}.tag{border-radius:11px;align-items:center;height:22px;padding:0 8px;font-size:12px;font-weight:500;display:inline-flex}.tag--danger{color:var(--color-danger);background:#ffe8e8}.tag--warning{color:#c47a00;background:#fff4e0}.tag--ok{color:var(--color-success);background:#e8f8ef}.tag--info{background:var(--color-primary-soft);color:var(--color-primary)}.tag--muted{color:var(--color-text-muted);background:#f0f0f0}.empty{text-align:center;color:var(--color-text-muted);padding:48px 20px;font-size:14px}.back-btn{cursor:pointer;width:32px;height:32px;color:var(--color-text);background:0 0;border:none;justify-content:center;align-items:center;font-size:20px;display:inline-flex}.switch{flex-shrink:0;width:44px;height:26px;position:relative}.switch input{opacity:0;width:0;height:0}.switch__slider{cursor:pointer;background:#ccc;border-radius:26px;transition:all .2s;position:absolute;inset:0}.switch__slider:before{content:"";background:#fff;border-radius:50%;width:20px;height:20px;transition:all .2s;position:absolute;top:3px;left:3px}.switch input:checked+.switch__slider{background:var(--color-primary)}.switch input:checked+.switch__slider:before{transform:translate(18px)}