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28px;color:#d8f6ff;font-size:clamp(14px,2vw,18px)}.home-screen{position:relative;width:100vw;height:100vh;background:#395240;overflow:hidden}.home-screen-map-container{position:absolute;inset:0;width:100%;height:100%}.home-screen-map-container img.home-screen-bg{width:100%;height:100%;object-fit:fill;pointer-events:none;-webkit-user-select:none;user-select:none}.hotspot{position:absolute;cursor:pointer;border-radius:50%;transition:background .2s,box-shadow .2s,transform .2s;z-index:10}.hotspot:hover{background:#fff8c826;box-shadow:0 0 25px #ffeb9659;transform:scale(1.03)}.hotspot-haowu{left:10%;top:30%;width:12%;height:25%}.hotspot-xuexi{left:4%;top:70%;width:15%;height:25%}.hotspot-zhuye{left:41%;top:7%;width:16%;height:25%}.hotspot-yueli1{left:31%;top:25%;width:12%;height:22%}.hotspot-yueli2{left:49%;top:32%;width:13%;height:22%}.hotspot-lianqin{left:37%;top:55%;width:16%;height:28%}.library-screen{position:relative;width:100vw;height:100vh;background:#fdfaf2;color:#5c4e43;display:flex;justify-content:center;align-items:center;overflow:hidden}.library-bg-container{position:absolute;inset:0;z-index:0;opacity:.1;pointer-events:none}.library-bg-img{width:100%;height:100%;object-fit:fill}.library-container{position:relative;z-index:5;width:90vw;height:85vh;max-width:1200px;background:#fff9;border:3px solid #f2e2c8;border-radius:20px;padding:20px 40px;display:flex;flex-direction:column;box-shadow:0 10px 40px #bcac9133;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.library-container::-webkit-scrollbar{display:none}.library-header{display:flex;justify-content:center;align-items:center;position:relative;margin-bottom:20px}.library-header h2{margin:0;font-size:26px;font-weight:800;color:#7b5836}.search-bar{position:absolute;right:0;display:flex;align-items:center;background:#f4ecdb;border-radius:20px;padding:6px 14px}.search-bar input{border:none;background:transparent;outline:none;margin-left:6px;width:180px;color:#7b5836}.search-bar input::placeholder{color:#bcaaa4}.library-tabs{display:flex;gap:20px;margin-bottom:16px;flex-wrap:wrap}.primary-tabs{border-bottom:1px solid #efe4cd;padding-bottom:10px}.primary-tabs .tab{background:transparent;border:none;font-size:16px;font-weight:700;color:#9c8e82;cursor:pointer;padding:4px 8px;position:relative}.primary-tabs .tab.active{color:#c75643}.primary-tabs .tab.active:after{content:"";position:absolute;bottom:-11px;left:20%;width:60%;height:3px;background:#c75643;border-radius:3px}.secondary-tabs .pill{background:#fff;border:1px solid #dcd1c0;color:#8c7e72;border-radius:20px;padding:4px 14px;font-size:14px;cursor:pointer;transition:all .2s}.secondary-tabs .pill.active{background:#f7f2e4;color:#8f6240;border-color:#c9b191;font-weight:700}.song-grid{flex:1;overflow-y:auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:16px;padding:10px 0 20px;align-content:start}.song-grid::-webkit-scrollbar{width:6px}.song-grid::-webkit-scrollbar-thumb{background:#e0d4c3;border-radius:3px}.song-book-card{display:flex;background:#fff;border:2px solid #f1e6d4;border-radius:16px;padding:16px;cursor:pointer;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 10px #dcd2be4d}.song-book-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px #dcd2be99;border-color:#e5cdad}.book-cover{width:80px;height:100px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px;margin-right:16px;flex-shrink:0;box-shadow:inset 0 0 10px #0000001a}.training-modules{display:flex;flex-direction:row;gap:40px;padding:40px 20px;flex:1;justify-content:center}.training-module-card{display:flex;flex-direction:column;align-items:center;text-align:center;background:#fff;border:2px solid #f1e6d4;border-radius:16px;padding:40px 30px;cursor:pointer;transition:transform .3s cubic-bezier(.175,.885,.32,1.275),box-shadow .3s;box-shadow:0 4px 10px #dcd2be4d;flex:1;max-width:400px}.training-module-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 12px 24px #dcd2be66;border-color:#e5cdad}.module-circle{width:120px;height:120px;background:#fdf8f0;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:24px;box-shadow:inset 0 4px 10px #00000005}.module-icon{font-size:64px;line-height:1}.module-info h3{margin:0 0 16px;font-size:28px;color:#5c4033;font-weight:700}.module-info p{margin:0;color:#8c7e72;font-size:15px;line-height:1.6}@keyframes floatEffect{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulseEffect{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.float-anim{animation:floatEffect 3s ease-in-out infinite}.pulse-anim{animation:pulseEffect 2.5s ease-in-out infinite}.cover-pink{background:linear-gradient(135deg,#ffa8b6,#e57ca8)}.cover-blue{background:linear-gradient(135deg,#9cbaff,#6a95e5)}.cover-red{background:linear-gradient(135deg,#ff8c8c,#db4b4b)}.cover-purple{background:linear-gradient(135deg,#c79ff5,#9e64e5)}.book-info{display:flex;flex-direction:column;flex:1}.book-title-row{display:flex;justify-content:space-between;align-items:flex-start}.book-title-row h4{margin:0;font-size:20px;font-weight:700;color:#5d4838}.vip-badge{background:#fff6d9;color:#c79524;font-size:12px;padding:2px 8px;border-radius:12px 12px 12px 0;border:1px solid #ffd46f;font-weight:700}.book-desc{margin:8px 0;font-size:13px;color:#8c8178;line-height:1.4;flex:1}.book-count{font-size:12px;color:#a99d93}.library-footer-mascot{text-align:center;padding-top:10px;font-size:14px;color:#998a7c}.library-footer-mascot a{color:#c75643;text-decoration:none;font-weight:700}.song-screen{background:#070d13}.song-overlay{position:absolute;inset:0;pointer-events:none}.song-header,.pitch-grid{pointer-events:auto}.song-header{margin:18px 18px 0;padding:16px;border-radius:16px;display:flex;justify-content:space-between;align-items:center;background:#061824c7;border:1px solid rgba(197,244,255,.3)}.song-header h3{margin:0;font-size:30px}.song-header p{margin:6px 0 0;max-width:72vw;color:#d4f8ff}.song-actions{display:flex;gap:10px}.pitch-grid{margin:14px 18px 0;display:grid;grid-template-columns:repeat(3,minmax(160px,220px));gap:10px}.pitch-item{border-radius:12px;padding:12px;display:flex;flex-direction:column;gap:4px;border:1px solid rgba(255,255,255,.22);background:#0f2837cc}.pitch-item strong{font-size:20px}.pitch-item em{font-style:normal;font-size:13px;color:#ffd96d}.pitch-item.ok{border-color:#aefcb6b3;background:#144a2d9e}.pitch-item.ok em{color:#9df5b3}.primary-btn,.ghost-btn{border:0;border-radius:12px;padding:10px 16px;font-size:15px;font-weight:700;cursor:pointer}.primary-btn{color:#10212b;background:linear-gradient(180deg,#ffd86b,#ffc13b);box-shadow:0 7px #cb8c0f}.primary-btn:hover{transform:translateY(-1px)}.ghost-btn{color:#edf9ff;background:#9ed9ea33;border:1px solid rgba(189,244,255,.35)}.back-btn{position:absolute;z-index:100;display:flex;align-items:center;gap:6px;padding:10px 18px 10px 14px;background:linear-gradient(135deg,#74e1a0,#40b080);border:2px solid #a8ffcd;border-radius:20px;color:#fff;font-weight:800;font-size:16px;cursor:pointer;box-shadow:0 6px #287754,0 10px 20px #00000040;transition:transform .1s,box-shadow .1s;text-shadow:0 2px 2px rgba(0,0,0,.2)}.back-btn:active{transform:translateY(4px);box-shadow:0 2px #287754,0 4px 10px #00000040}.back-icon{font-size:20px;font-weight:900;display:inline-block;transform:scaleX(-1);margin-top:-2px}.back-btn-top-left{top:24px;left:24px}.back-btn-bottom-left{bottom:24px;left:24px}@keyframes rise-in{0%{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}@media(max-width:900px){.song-header{flex-direction:column;align-items:flex-start;gap:10px}.pitch-grid{grid-template-columns:repeat(2,minmax(120px,1fr))}}@media(max-width:600px){.cover-panel{padding:36px 24px}.song-card{flex-direction:column;align-items:flex-start;gap:12px}.pitch-grid{grid-template-columns:1fr}}