*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;background:#f5f7fb;color:#1f2937;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}a{color:inherit;text-decoration:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}::-webkit-scrollbar-track{background:transparent}.page-container{padding:20px 24px}.page-title{font-size:20px;font-weight:600;margin:0 0 4px;color:#0f172a}.page-subtitle{font-size:13px;color:#64748b;margin:0 0 16px}.assistant-launcher{position:fixed;right:28px;bottom:28px;z-index:1000;width:fit-content;height:fit-content;border:0;padding:0;display:inline-flex;align-items:center;justify-content:center;border-radius:0;background:transparent;box-shadow:none;color:#1e40af;cursor:pointer;overflow:visible;transition:transform .2s ease,filter .2s ease}.assistant-launcher:hover{transform:translateY(-4px) scale(1.02);filter:drop-shadow(0 14px 24px rgba(30,64,175,.22))}.assistant-launcher:active{transform:translateY(-1px) scale(.98)}.assistant-launcher:focus-visible{outline:3px solid rgba(30,64,175,.28);outline-offset:3px}.assistant-launcher__mascot{position:relative;width:63px;height:71px;animation:assistant-bob 3.2s ease-in-out infinite;transform:scale(.85);transform-origin:center bottom}.assistant-launcher__antenna{position:absolute;left:50%;top:0;width:12px;height:14px;margin-left:-6px}.assistant-launcher__antenna:before{content:"";position:absolute;left:5px;top:0;width:2px;height:11px;border-radius:999px;background:var(--assistant-accent)}.assistant-launcher__antenna:after{content:"";position:absolute;left:2px;top:-1px;width:8px;height:8px;border-radius:999px;background:#fef08a;box-shadow:0 0 0 4px #fef08a3d}.assistant-launcher__head{position:absolute;left:50%;top:12px;width:54px;height:40px;margin-left:-27px;border-radius:18px 18px 16px 16px;background:linear-gradient(180deg,#eff6ff,#dbeafe);border:2px solid rgba(30,64,175,.14);box-shadow:0 8px 18px #1e40af1f}.assistant-launcher__eye{position:absolute;top:13px;width:6px;height:6px;border-radius:999px;background:#1d4ed8}.assistant-launcher__eye--left{left:14px}.assistant-launcher__eye--right{right:14px}.assistant-launcher__smile{position:absolute;left:50%;bottom:8px;width:16px;height:8px;margin-left:-8px;border-bottom:2px solid #1d4ed8;border-radius:0 0 14px 14px}.assistant-launcher__body{position:absolute;left:50%;top:48px;width:58px;height:30px;margin-left:-29px;border-radius:14px;background:linear-gradient(180deg,#bfdbfe,#93c5fd);border:2px solid rgba(30,64,175,.12);box-shadow:0 10px 18px #1e40af14}.assistant-launcher__panel{position:absolute;left:50%;top:8px;width:20px;height:12px;margin-left:-10px;border-radius:4px;background:#ffffffeb;box-shadow:inset 0 0 0 1px #1e40af1f}.assistant-launcher__arm{position:absolute;top:52px;width:18px;height:6px;border-radius:999px;background:#60a5fa;transform-origin:center;animation:assistant-wave 2.6s ease-in-out infinite}.assistant-launcher__arm--left{left:4px;transform:rotate(20deg);animation-name:assistant-wave-left}.assistant-launcher__arm--right{right:4px;transform:rotate(-18deg);animation-delay:.3s;animation-name:assistant-wave-right}@keyframes assistant-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-4px)}}@keyframes assistant-wave{0%,to{transform:rotate(20deg)}50%{transform:rotate(34deg)}}@keyframes assistant-wave-left{0%,to{transform:rotate(20deg)}50%{transform:rotate(34deg)}}@keyframes assistant-wave-right{0%,to{transform:rotate(-18deg)}50%{transform:rotate(-34deg)}}@media (max-width: 768px){.assistant-launcher{right:16px;bottom:16px}}