:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}@font-face{font-family:GenshinImpact;src:url(/assets/zh-cn-Zv0dW05Y.ttf) format("truetype");font-weight:400;font-style:normal}.app{font-family:GenshinImpact,Arial,sans-serif;text-align:center;width:100%;min-width:100vw;margin:0;padding:0}.homepage{min-height:100vh;width:100vw;min-width:100vw;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#1c1c1c;color:#fff;margin:0;padding:0;position:relative;left:50%;right:50%;margin-left:-50vw;margin-right:-50vw;font-family:GenshinImpact,Arial,sans-serif}.homepage>*{text-align:center;margin:0 auto}.app-logo{width:120px;margin-bottom:1rem}.app-title{font-size:2.5rem;font-weight:700;margin-bottom:.5rem}.tagline{font-size:1.2rem;opacity:.9}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:#fff;color:#333;padding:2rem;border-radius:12px;max-width:500px;text-align:center;box-shadow:0 4px 20px #0000004d}.agree-btn{background:#07f;color:#fff;border:none;padding:.8rem 1.5rem;border-radius:8px;cursor:pointer;font-size:1rem}.agree-btn:hover{background:#005fcc}.chat-container{display:flex;flex-direction:column;height:100vh;background:#000;color:#fff;font-family:GenshinImpact,Arial,sans-serif}.chat-header{display:flex;align-items:center;gap:12px;background:#1c1c1c;color:#fff;padding:.8rem 1.2rem;border-bottom:2px solid #333;position:sticky;top:0;z-index:100}.chat-logo{height:40px;width:40px;object-fit:contain}.chat-title{font-size:1.2rem;font-weight:700;margin:0}.chat-messages{flex:1;padding:1.5rem;overflow-y:auto;background:#0f0f23}.chat-messages::-webkit-scrollbar{width:8px}.chat-messages::-webkit-scrollbar-track{background:#1a1a2e;border-radius:4px}.chat-messages::-webkit-scrollbar-thumb{background:#16213e;border-radius:4px}.chat-messages::-webkit-scrollbar-thumb:hover{background:#0f3460}.chat-bubble{max-width:44%;padding:.8rem 1rem;margin-bottom:1rem;border-radius:25px;line-height:1.5;box-shadow:0 2px 8px #00000026;position:relative;animation:fadeInUp .3s ease-out;word-wrap:break-word}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.chat-bubble.user{background:#75c2aa;color:#fff;margin-left:auto;box-shadow:0 2px 8px #007aff4d}.chat-bubble.bot{background:#b08fc2;color:#fff;margin-right:auto;box-shadow:0 2px 8px #0000001a}.chat-input{display:flex;padding:1.2rem;border-top:1px solid #1a1a2e;background:#0f0f23;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.chat-input input{flex:1;padding:.8rem 1rem;border:2px solid #1a1a2e;border-radius:25px;margin-right:.8rem;background:#1a1a2e;color:#fff;font-size:1rem;font-family:GenshinImpact,Arial,sans-serif;transition:all .3s ease}.chat-input input:focus{outline:none;border-color:#667eea;background:#1a1a2e;box-shadow:0 0 0 3px #667eea33}.chat-input input::placeholder{color:#6b7280;font-family:GenshinImpact,Arial,sans-serif;font-size:1rem}.chat-input button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:.8rem 1.5rem;border-radius:25px;cursor:pointer;font-weight:600;transition:all .3s ease;box-shadow:0 4px 15px #667eea4d}.chat-input button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.chat-input button:active{transform:translateY(0)}.typing-indicator{display:flex;align-items:center;padding:1rem 1.2rem;margin-bottom:1rem;background:#1a1a2e;max-width:70%;margin-right:auto;border-radius:18px 18px 18px 8px}.typing-dot{width:8px;height:8px;border-radius:50%;background:#667eea;margin:0 2px;animation:typing 1.4s infinite ease-in-out}.typing-dot:nth-child(1){animation-delay:-.32s}.typing-dot:nth-child(2){animation-delay:-.16s}@keyframes typing{0%,80%,to{transform:scale(.8);opacity:.5}40%{transform:scale(1);opacity:1}}.message-timestamp{font-size:.75rem;color:#6b7280;margin-top:.5rem;text-align:right;opacity:.7}.chat-bubble.bot .message-timestamp{text-align:left}