:root{--primary-pink: #ffb7c5;--dark-pink: #ff7b94;--accent-blue: #a0e7e5;--deep-bg: #11131e;--card-bg: #1e2132;--text-light: #f5f6fa;--text-gray: #a5b1c2;--border-radius: 16px;--transition: all .3s cubic-bezier(.4, 0, .2, 1)}body{margin:0;font-family:PingFang SC,Microsoft YaHei,-apple-system,BlinkMacSystemFont,sans-serif;background-color:var(--deep-bg);color:var(--text-light);overflow-x:hidden}.app-container{max-width:1000px;margin:0 auto;padding:20px;min-height:100vh;display:flex;flex-direction:column}.hero-header{position:relative;background-image:url(https://images.unsplash.com/photo-1493976040374-85c8e12f0c0e?auto=format&fit=crop&w=1200&q=80);background-size:cover;background-position:center;border-radius:var(--border-radius);padding:50px 30px;text-align:center;overflow:hidden;box-shadow:0 10px 30px #0000004d;margin-bottom:24px}.hero-header .overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#1b1429d9,#ff779666);z-index:1}.header-content{position:relative;z-index:2}.logo-badge{display:inline-block;background:#fff3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:6px 16px;border-radius:30px;font-size:14px;font-weight:700;letter-spacing:1px;margin-bottom:12px;border:1px solid rgba(255,255,255,.3)}.hero-header h1{font-size:36px;margin:0 0 10px;text-shadow:0 2px 10px rgba(0,0,0,.5);font-weight:800;letter-spacing:2px}.hero-header p{font-size:16px;color:#e2e8f0;margin:0;text-shadow:0 1px 5px rgba(0,0,0,.5)}.main-nav{display:flex;gap:10px;background:var(--card-bg);padding:8px;border-radius:30px;margin-bottom:24px;justify-content:space-around;box-shadow:0 4px 15px #0003;border:1px solid rgba(255,255,255,.05)}.main-nav button{flex:1;background:transparent;border:none;color:var(--text-gray);padding:12px 16px;border-radius:25px;font-size:15px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:var(--transition)}.main-nav button:hover{color:var(--text-light);background:#ffffff0d}.main-nav button.active{background:linear-gradient(135deg,var(--dark-pink) 0%,#ff9ebb 100%);color:#fff;box-shadow:0 4px 15px #ff7b9466}.content-container{flex:1}.explore-section{display:flex;flex-direction:column;gap:20px}.region-selector{display:flex;gap:12px;overflow-x:auto;padding-bottom:5px}.region-btn{flex:1;min-width:100px;background:var(--card-bg);border:1px solid rgba(255,255,255,.05);color:var(--text-light);padding:12px 20px;border-radius:30px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;font-size:14px;font-weight:700;transition:var(--transition)}.region-btn:hover{transform:translateY(-2px);box-shadow:0 4px 10px #0003}.region-btn.active{background:var(--btn-color, var(--dark-pink));border-color:transparent;box-shadow:0 6px 15px #0000004d}.region-card{background:var(--card-bg);border-radius:var(--border-radius);overflow:hidden;display:grid;grid-template-columns:1.2fr 1fr;box-shadow:0 10px 25px #0003;border:1px solid rgba(255,255,255,.05)}@media (max-width: 768px){.region-card{grid-template-columns:1fr}}.region-image-wrapper{position:relative;height:350px}.region-image-wrapper img{width:100%;height:100%;object-fit:cover}.image-overlay{position:absolute;top:15px;left:15px}.region-badge{padding:6px 16px;border-radius:20px;font-weight:700;font-size:13px;box-shadow:0 4px 10px #0000004d}.region-info{padding:30px;display:flex;flex-direction:column;justify-content:center}.region-info h2{margin:0 0 15px;font-size:24px;color:#fff}.region-desc{color:var(--text-gray);line-height:1.6;font-size:15px;margin-bottom:20px}.tag-container{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:25px}.tag{background:#ffffff0d;color:var(--primary-pink);padding:4px 12px;border-radius:15px;font-size:13px;font-weight:500}.ai-tip{background:#a0e7e51a;border:1px dashed rgba(160,231,229,.3);padding:12px 15px;border-radius:10px;display:flex;gap:10px;align-items:center;font-size:13px;color:var(--accent-blue)}.sparkle-icon{flex-shrink:0}.guide-section{display:flex;flex-direction:column;gap:20px}.guide-intro{display:flex;align-items:center;gap:15px;background:var(--card-bg);padding:20px;border-radius:var(--border-radius);border:1px solid rgba(255,255,255,.05)}.avatar-container{position:relative;width:60px;height:60px;background:linear-gradient(135deg,var(--primary-pink),var(--dark-pink));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:30px;box-shadow:0 4px 15px #ff7b944d}.pulse-ring{position:absolute;width:100%;height:100%;border:2px solid var(--primary-pink);border-radius:50%;animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(1);opacity:.8}to{transform:scale(1.3);opacity:0}}.guide-intro h3{margin:0 0 5px;font-size:18px}.subtitle{margin:0;color:var(--text-gray);font-size:13px}.chat-window{background:var(--card-bg);border-radius:var(--border-radius);height:450px;display:flex;flex-direction:column;overflow:hidden;border:1px solid rgba(255,255,255,.05)}.chat-messages{flex:1;padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:15px}.chat-bubble-wrapper{display:flex;width:100%}.chat-bubble-wrapper.user{justify-content:flex-end}.chat-bubble-wrapper.ai{justify-content:flex-start}.chat-bubble{max-width:75%;padding:12px 18px;border-radius:18px;font-size:14px;line-height:1.5;position:relative}.user .chat-bubble{background:var(--dark-pink);color:#fff;border-bottom-right-radius:4px}.ai .chat-bubble{background:#ffffff0d;color:var(--text-light);border-bottom-left-radius:4px;border:1px solid rgba(255,255,255,.05)}.tts-btn{background:#ffffff1a;border:none;color:var(--primary-pink);padding:4px 10px;border-radius:12px;font-size:11px;cursor:pointer;margin-top:8px;display:inline-flex;align-items:center;gap:4px;transition:var(--transition)}.tts-btn:hover{background:#fff3}.tts-btn.speaking{background:var(--primary-pink);color:var(--deep-bg)}.loading-bubble{display:flex;gap:4px;align-items:center;padding:15px 20px}.loading-bubble .dot{width:8px;height:8px;background:var(--text-gray);border-radius:50%;animation:bounce 1.4s infinite ease-in-out both}.loading-bubble .dot:nth-child(1){animation-delay:-.32s}.loading-bubble .dot:nth-child(2){animation-delay:-.16s}@keyframes bounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}.chat-input-area{display:flex;padding:15px;background:#0003;gap:10px;border-top:1px solid rgba(255,255,255,.05)}.chat-input-area input{flex:1;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:12px 20px;color:#fff;font-size:14px;outline:none;transition:var(--transition)}.chat-input-area input:focus{border-color:var(--primary-pink);background:#ffffff14}.chat-input-area button{background:var(--dark-pink);border:none;color:#fff;width:45px;height:45px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);box-shadow:0 4px 10px #ff7b944d}.chat-input-area button:hover{transform:scale(1.05)}.anime-section{background:var(--card-bg);border-radius:var(--border-radius);padding:30px;border:1px solid rgba(255,255,255,.05)}.anime-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}@media (max-width: 768px){.anime-grid{grid-template-columns:1fr}}.section-title-area{display:flex;align-items:center;gap:10px;margin-bottom:10px}.section-title-area h2{margin:0;font-size:22px}.icon-pink{color:var(--primary-pink)}.anime-controls .desc{color:var(--text-gray);font-size:14px;line-height:1.5;margin-bottom:20px}.input-group{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.input-group label{font-size:14px;font-weight:700;color:#fff}.input-group textarea{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:12px;color:#fff;font-size:14px;resize:none;height:100px;outline:none;transition:var(--transition)}.input-group textarea:focus{border-color:var(--primary-pink)}.preset-suggestions{margin-bottom:25px}.preset-suggestions .label{font-size:13px;color:var(--text-gray);display:block;margin-bottom:8px}.suggestions-list{display:flex;flex-wrap:wrap;gap:8px}.suggestions-list button{background:#ffffff0d;border:1px solid rgba(255,255,255,.05);color:var(--text-light);padding:6px 12px;border-radius:15px;font-size:12px;cursor:pointer;transition:var(--transition)}.suggestions-list button:hover{background:#ffb7c526;border-color:var(--primary-pink)}.generate-btn{width:100%;background:linear-gradient(135deg,var(--dark-pink) 0%,#ff9ebb 100%);border:none;color:#fff;padding:14px;border-radius:30px;font-size:15px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 6px 20px #ff7b944d;transition:var(--transition)}.generate-btn:hover{transform:translateY(-2px);box-shadow:0 8px 25px #ff7b9466}.generate-btn:disabled{opacity:.7;cursor:not-allowed;transform:none}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.anime-preview{display:flex;flex-direction:column;align-items:center;justify-content:center}.preview-frame{width:100%;aspect-ratio:1;background:#0003;border-radius:var(--border-radius);overflow:hidden;border:2px solid rgba(255,255,255,.05);display:flex;align-items:center;justify-content:center;position:relative}.preview-frame img{width:100%;height:100%;object-fit:cover}.loading-placeholder{text-align:center;padding:20px}.magic-wand{font-size:40px;margin-bottom:15px;animation:float 2s infinite ease-in-out}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.preview-caption{font-size:12px;color:var(--text-gray);margin-top:12px}.quiz-section{display:flex;justify-content:center}.quiz-card,.quiz-result-card{background:var(--card-bg);border-radius:var(--border-radius);padding:30px;width:100%;max-width:600px;border:1px solid rgba(255,255,255,.05);box-shadow:0 10px 25px #0003}.quiz-progress{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-gray);margin-bottom:15px}.progress-bar{width:120px;height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden}.progress-fill{height:100%;background:var(--primary-pink);transition:width .3s ease}.quiz-question{display:flex;gap:10px;font-size:18px;line-height:1.4;margin:0 0 25px;color:#fff}.question-icon{color:var(--primary-pink);flex-shrink:0}.quiz-options{display:flex;flex-direction:column;gap:12px;margin-bottom:25px}.option-btn{background:#ffffff08;border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:15px 20px;color:var(--text-light);font-size:15px;font-weight:500;cursor:pointer;display:flex;align-items:center;transition:var(--transition);position:relative;text-align:left}.option-btn:hover:not(:disabled){background:#ffffff14;border-color:var(--primary-pink);transform:translate(5px)}.option-letter{background:#ffffff1a;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;margin-right:15px}.option-text{flex:1}.status-icon{margin-left:10px}.correct-icon{color:#2ecc71}.wrong-icon{color:#e74c3c}.option-btn.correct{background:#2ecc7126;border-color:#2ecc71;color:#2ecc71}.option-btn.wrong{background:#e74c3c26;border-color:#e74c3c;color:#e74c3c}.option-btn.disabled{opacity:.6;cursor:not-allowed}.quiz-explanation{background:#ffffff08;border-left:4px solid var(--primary-pink);padding:15px 20px;border-radius:0 12px 12px 0}.quiz-explanation h4{margin:0 0 5px;font-size:14px;color:var(--primary-pink)}.quiz-explanation p{margin:0 0 15px;font-size:13px;color:var(--text-gray);line-height:1.5}.next-btn{background:var(--primary-pink);border:none;color:var(--deep-bg);padding:8px 20px;border-radius:20px;font-weight:700;font-size:13px;cursor:pointer;transition:var(--transition)}.next-btn:hover{background:#fff}.quiz-result-card{text-align:center;padding:40px}.trophy-emoji{font-size:60px;margin-bottom:15px;animation:float 2s infinite ease-in-out}.score-display{font-size:18px;margin-bottom:10px}.score-display span{font-size:36px;font-weight:800;color:var(--primary-pink)}.evaluation{color:var(--text-gray);margin-bottom:30px}.restart-btn{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);color:#fff;padding:10px 24px;border-radius:20px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;font-size:14px;transition:var(--transition)}.restart-btn:hover{background:#fff;color:var(--deep-bg)}.app-footer{text-align:center;padding:30px 0;color:var(--text-gray);font-size:12px}