:root{--primary-color:#00b8a9;--primary-light:#e0f4f2;--primary-gradient:linear-gradient(135deg, #00b8a9, #00d2c1);--bg-color:#f6f8fa;--card-bg:#fff;--text-main:#2d3436;--text-secondary:#636e72;--text-light:#b2bec3;--border-radius-lg:16px;--border-radius-md:12px;--border-radius-sm:8px;--shadow-sm:0 2px 8px #0000000a;--shadow-md:0 4px 12px #00000014;--safe-area-bottom:env(safe-area-inset-bottom)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-color);color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.6;overflow-x:hidden}#root{flex-direction:column;width:100%;min-height:100vh;display:flex}.page{padding:20px 16px;padding-bottom:calc(90px + var(--safe-area-bottom));flex:1;width:100%;max-width:600px;margin:0 auto;animation:.3s ease-out fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.banner{background:var(--primary-gradient);border-radius:var(--border-radius-lg);color:#fff;margin-bottom:24px;padding:24px 20px;box-shadow:0 10px 20px #00b8a933}.banner-title{letter-spacing:1px;font-size:24px;font-weight:800}.banner-subtitle{opacity:.9;margin-top:8px;font-size:14px;line-height:1.5}.section-title{color:var(--text-main);align-items:center;margin:24px 0 12px;font-size:18px;font-weight:700;display:flex}.section-title:before{content:"";background:var(--primary-color);border-radius:2px;width:4px;height:18px;margin-right:8px;display:inline-block}.grid{grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px;display:grid}.grid-item{background:var(--card-bg);border-radius:var(--border-radius-md);text-align:center;box-shadow:var(--shadow-sm);color:var(--text-main);cursor:pointer;border:1px solid #0000;padding:20px 12px;font-size:15px;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1)}.grid-item:active{background:#fdfdfd;transform:scale(.96);box-shadow:0 1px 4px #00000005}.card{background:var(--card-bg);border-radius:var(--border-radius-md);box-shadow:var(--shadow-sm);margin-bottom:16px;padding:16px;transition:transform .2s}.card-title{color:var(--text-main);margin-bottom:10px;font-size:16px;font-weight:700}.card-text{color:var(--text-secondary);font-size:14px;line-height:1.6}.tip-card{background:var(--primary-light);border-radius:var(--border-radius-md);border:1px solid #00b8a91a;padding:16px}.tip-item{color:#007d72;gap:8px;margin-bottom:8px;font-size:14px;line-height:1.8;display:flex}.tip-item:last-child{margin-bottom:0}.search-box{box-shadow:var(--shadow-sm);background:#fff;border:1px solid #eee;border-radius:25px;align-items:center;margin-bottom:16px;padding:12px 20px;display:flex}.search-input{width:100%;color:var(--text-main);background:0 0;border:none;outline:none;font-size:15px}.search-input::placeholder{color:var(--text-light)}.drug-list{flex-wrap:wrap;gap:8px;display:flex}.drug-item{background:var(--primary-light);color:var(--primary-color);border-radius:20px;padding:6px 14px;font-size:13px;font-weight:600;transition:background .2s}.drug-item:hover{background:#d0efeb}.question-title{color:var(--text-main);margin-bottom:14px;font-size:15px;font-weight:600;line-height:1.4}.option{color:var(--text-secondary);cursor:pointer;border-radius:var(--border-radius-sm);background:#f8f9fa;align-items:center;margin-bottom:8px;padding:12px 14px;font-size:14px;transition:all .2s;display:flex}.option:hover{background:#f0f1f2}.option input{width:20px;height:20px;accent-color:var(--primary-color);margin-right:12px}.submit-btn{background:var(--primary-gradient);color:#fff;text-align:center;cursor:pointer;border:none;border-radius:28px;width:100%;margin-top:10px;padding:16px;font-size:16px;font-weight:700;transition:all .2s;box-shadow:0 4px 12px #00b8a94d}.submit-btn:active{transform:scale(.98);box-shadow:0 2px 6px #00b8a933}.tab-bar{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:8px 0;padding-bottom:calc(8px + var(--safe-area-bottom));z-index:1000;background:#fffffff2;border-top:1px solid #f0f0f0;justify-content:space-around;display:flex;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -1px 20px #00000008}.tab-item{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;flex-direction:column;flex:1;align-items:center;gap:4px;padding:4px 12px;font-size:11px;transition:all .2s;display:flex}.tab-item.active{color:var(--primary-color);font-weight:600}.tab-icon{font-size:24px}@media (width>=768px){body{background:#eaedef}#root{background:var(--bg-color);max-width:600px;min-height:100vh;margin:0 auto;box-shadow:0 0 40px #0000000d}.tab-bar{max-width:600px;left:50%;transform:translate(-50%)}}