.app-frame{height:100%;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain}.app-frame--shell{overflow:hidden}:root{--bg: #0f1115;--bg-elevated: #1a1d24;--bg-soft: #242830;--text: #f2f4f7;--text-muted: #9aa3b2;--primary: #3d8bfd;--primary-press: #2f6fd1;--success: #2ecc71;--danger: #ff5a6a;--border: #2e3440;--radius: 12px;--space: 16px;--tabbar-h: 56px;--font: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif}*{box-sizing:border-box}html{height:100%;overscroll-behavior-y:none}html,body,#app{margin:0;min-height:100%;height:100%;font-family:var(--font);background:#fff;color:var(--text)}body{overflow:hidden;overscroll-behavior-y:none;-webkit-tap-highlight-color:transparent}#app{overflow:hidden}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}.page{min-height:100%;padding:var(--space);padding-bottom:calc(var(--tabbar-h) + 24px);max-width:480px;margin:0 auto}.sub-page{min-height:100%;overscroll-behavior-y:contain}.page.no-tab{padding-bottom:var(--space)}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:var(--space)}.btn{display:inline-flex;align-items:center;justify-content:center;width:100%;height:44px;border:0;border-radius:10px;background:var(--primary);color:#fff;font-weight:600}.btn:disabled{opacity:.6;cursor:not-allowed}.btn.ghost{background:transparent;border:1px solid var(--border);color:var(--text)}.btn.danger{background:var(--danger)}.field{margin-bottom:14px}.field label{display:block;margin-bottom:6px;color:var(--text-muted);font-size:13px}.field input,.field textarea,.field select{width:100%;height:44px;padding:0 12px;border-radius:10px;border:1px solid var(--border);background:var(--bg-soft);outline:none}.field textarea{height:auto;min-height:88px;padding:10px 12px;resize:vertical}.muted{color:var(--text-muted);font-size:13px}.toast{position:fixed;left:50%;bottom:88px;transform:translate(-50%);z-index:9999;max-width:80%;padding:10px 14px;border-radius:8px;background:#000000d9;color:#fff;font-size:14px;pointer-events:none}.sub-header{display:flex;align-items:center;gap:10px;margin-bottom:16px}.sub-header .back{width:36px;height:36px;border:1px solid var(--border);border-radius:10px;background:var(--bg-elevated);display:grid;place-items:center}.sub-header h1{margin:0;font-size:18px;font-weight:600}