:root{--bg-warm-yellow: #FBFBF9;--primary-blue: #2563EB;--primary-blue-hover: #1D4ED8;--accent-yellow: #FEF3C7;--text-main: #111827;--text-muted: #6B7280;--card-shadow: 0 4px 20px rgba(0, 0, 0, .03), 0 1px 3px rgba(0, 0, 0, .02)}*{box-sizing:border-box}html,body,#app,.app{margin:0;padding:0;min-height:100vh;-webkit-tap-highlight-color:transparent}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Segoe UI,sans-serif;background-color:var(--bg-warm-yellow);color:var(--text-main)}.app{display:flex;flex-direction:column}.app-main{flex:1 1 auto;min-height:0}.tab-bar{position:sticky;bottom:0;left:0;right:0;display:flex;justify-content:space-around;align-items:center;padding:6px 12px calc(env(safe-area-inset-bottom) + 6px);z-index:20;background-color:#fff;box-shadow:0 -2px 16px #0f172a0a;border-top:1px solid rgba(148,163,184,.18)}.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:6px 0;text-decoration:none;color:var(--text-muted);font-size:11px;font-weight:500;transition:color .18s ease,transform .18s ease;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.tab-icon{display:flex;align-items:center;justify-content:center;margin-bottom:2px}.tab-icon svg{width:18px;height:18px}.tab-item.active{color:var(--primary-blue)}.tab-item.active .label{transform:translateY(-1px)}.glass-card{background-color:#fff;border-radius:16px;padding:16px 16px 18px;box-shadow:var(--card-shadow);border:none}.glass-btn-primary{background-color:var(--primary-blue);border:none;color:#fff;font-weight:600;border-radius:999px;transition:all .2s ease}.glass-btn-primary:disabled{opacity:.5;cursor:not-allowed}.glass-btn-primary:not(:disabled):hover{background-color:var(--primary-blue-hover)}.glass-btn-secondary{background-color:#fff;border:1px solid rgba(148,163,184,.6);color:var(--text-main);font-weight:500;border-radius:999px;transition:all .2s ease}.glass-btn-secondary:not(:disabled):hover{background-color:#f9fafb}.tap-scale{transition:all .2s ease}.tap-scale:active{transform:scale(.99)}.alert-warm{background-color:var(--accent-yellow);color:#92400e;border-radius:12px;padding:8px 12px}