:root{--bg-dark:#0f0f12;--bg-paper:#f5f0e6;--ru-red:#b83b3b;--ru-red-light:#d66a6a;--dao-green:#3a7a7a;--dao-green-light:#6db3b3;--gold:#c9a227;--gold-light:#e6c86e;--ink:#1a1a1a;--text-light:#f5f0e6;--text-muted:#a39b8b;--shadow-soft:0 10px 40px #0000004d;--shadow-gold:0 0 30px #c9a22733;--transition:all .6s cubic-bezier(.25, .46, .45, .94)}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg-dark);width:100%;height:100%;color:var(--text-light);-webkit-user-select:none;user-select:none;font-family:Microsoft YaHei,PingFang SC,Noto Sans SC,sans-serif;overflow:hidden}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.skip-link{z-index:10000;background:var(--bg-dark);color:var(--gold-light);border:1px solid var(--gold);letter-spacing:1px;border-radius:10px;padding:12px 20px;font-size:1rem;text-decoration:none;transition:top .2s;position:fixed;top:-100%;left:20px}.skip-link:focus{outline:2px solid var(--gold);outline-offset:2px;top:16px}.stage{width:100%;height:100%;position:relative}.scene{opacity:0;visibility:hidden;background:radial-gradient(#1a1a24 0%,#0f0f12 70%);justify-content:center;align-items:center;width:100%;height:100%;padding:140px 50px 60px;transition:opacity .8s,transform .8s,visibility .8s;display:flex;position:absolute;top:0;left:0;overflow:hidden;transform:translateY(30px)scale(.98)}.scene:before{content:"";pointer-events:none;opacity:.5;background-image:url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");position:absolute;inset:0}.scene.active{opacity:1;visibility:visible;z-index:10;transform:translateY(0)scale(1)}.scene-inner{z-index:2;width:100%;max-width:1400px;max-height:90vh;padding:20px;position:relative;overflow-y:auto}.scene-inner::-webkit-scrollbar{width:8px}.scene-inner::-webkit-scrollbar-track{background:#ffffff0d;border-radius:4px}.scene-inner::-webkit-scrollbar-thumb{background:var(--gold);border-radius:4px}.main-nav{z-index:1000;opacity:0;background:linear-gradient(#0f0f12f2 0%,#0f0f12b3 60%,#0000 100%);justify-content:space-between;align-items:center;height:56px;padding:0 40px;transition:opacity .5s,transform .5s;display:flex;position:fixed;top:56px;left:260px;right:0;transform:translateY(-20px)}.main-nav.visible{opacity:1;transform:translateY(0)}.nav-title{color:var(--gold);letter-spacing:3px;font-size:1.4rem;font-weight:600}.nav-dots{gap:10px;display:flex}.nav-dot{cursor:pointer;background:#fff3;border:1px solid #ffffff1a;border-radius:50%;width:10px;height:10px;transition:all .3s}.nav-dot:hover{background:var(--gold-light);transform:scale(1.3)}.nav-dot.active{background:var(--gold);box-shadow:0 0 10px var(--gold);transform:scale(1.3)}.progress-bar{z-index:1001;background:#ffffff0d;height:4px;position:fixed;top:56px;left:260px;right:0}.progress-fill{background:linear-gradient(90deg, var(--ru-red), var(--gold), var(--dao-green));width:0%;height:100%;transition:width .5s;box-shadow:0 0 10px #c9a22780}.audio-controls{z-index:1002;opacity:0;gap:12px;transition:opacity .5s,transform .5s;display:flex;position:fixed;top:72px;right:40px;transform:translateY(-20px)}.audio-controls.visible{opacity:1;transform:translateY(0)}.audio-btn{color:var(--text-muted);cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#ffffff14;border:1px solid #c9a2274d;border-radius:30px;align-items:center;gap:6px;padding:8px 16px;font-size:.9rem;transition:all .3s;display:flex}.audio-btn:hover{color:var(--gold-light);background:#c9a22726;transform:translateY(-2px)}.audio-btn.active{color:var(--gold-light);border-color:var(--gold);background:#c9a22740;box-shadow:0 0 15px #c9a2274d}.audio-btn .icon{font-size:1.1rem}.page-hint{z-index:999;color:var(--text-muted);letter-spacing:2px;opacity:0;font-size:1rem;transition:opacity .5s;position:fixed;bottom:30px;right:40px}.page-hint.visible{opacity:1}.overview-nav-btn{z-index:998;color:var(--gold-light);cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);letter-spacing:1px;background:#0f0f12eb;border:1px solid #c9a22773;border-radius:30px;padding:10px 20px;font-size:.9rem;transition:all .25s;display:none;position:fixed;bottom:30px;left:20px;box-shadow:0 4px 20px #0006}.overview-nav-btn:hover{border-color:var(--gold);background:#c9a22733}.overview-nav-btn.visible{display:block}.app-header{z-index:1003;background:#0f0f12fa;border-bottom:1px solid #c9a22726;justify-content:space-between;align-items:center;height:56px;padding:0 20px 0 16px;display:flex;position:fixed;top:0;left:0;right:0;box-shadow:0 4px 20px #0000004d}.brand{align-items:center;gap:8px;display:flex}.brand-seal{border:2px solid var(--ru-red);width:32px;height:32px;color:var(--ru-red-light);border-radius:6px;justify-content:center;align-items:center;font-size:1.1rem;font-weight:900;display:flex}.brand-seal.dao{border-color:var(--dao-green);color:var(--dao-green-light)}.brand-title{color:var(--gold-light);letter-spacing:3px;margin-left:8px;font-size:1.2rem;font-weight:700}.module-tabs{background:#ffffff0a;border:1px solid #ffffff14;border-radius:30px;align-items:center;gap:8px;padding:4px;display:flex}.module-tab{color:var(--text-muted);cursor:pointer;letter-spacing:1px;background:0 0;border:none;border-radius:20px;padding:8px 18px;font-size:.95rem;transition:all .3s}.module-tab:hover{color:var(--text-light);background:#ffffff0d}.module-tab.active{color:var(--gold-light);background:#c9a22733;border:1px solid #c9a22766;box-shadow:0 0 15px #c9a22726}.sidebar-toggle{cursor:pointer;background:#ffffff0f;border:1px solid #ffffff1a;border-radius:8px;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;padding:8px;display:none}.sidebar-toggle span{background:var(--gold);border-radius:2px;height:2px;transition:all .3s;display:block}.sidebar-toggle span:first-child{width:18px}.sidebar-toggle span:nth-child(2){width:14px}.sidebar-toggle span:nth-child(3){width:10px}.sidebar{z-index:1002;background:linear-gradient(#0f0f12fa 0%,#14141cfa 100%);border-right:1px solid #c9a2271f;flex-direction:column;width:260px;height:calc(100% - 56px);padding:24px 0 20px;transition:transform .4s cubic-bezier(.25,.46,.45,.94);display:flex;position:fixed;top:56px;left:0}.sidebar-header{border-bottom:1px solid #ffffff0f;justify-content:space-between;align-items:baseline;margin-bottom:16px;padding:0 24px 20px;display:flex}.sidebar-header h3{color:var(--text-muted);letter-spacing:2px;font-size:1rem;font-weight:600}.chapter-count{color:var(--gold);background:#c9a2271a;border-radius:10px;padding:2px 8px;font-size:.8rem}.toc{scrollbar-width:thin;scrollbar-color:var(--gold) #ffffff0d;flex:1;padding:0 16px;overflow-y:auto}.toc::-webkit-scrollbar{width:5px}.toc::-webkit-scrollbar-track{background:#ffffff08}.toc::-webkit-scrollbar-thumb{background:var(--gold);border-radius:3px}.toc-item{cursor:pointer;border-left:3px solid #0000;border-radius:10px;align-items:center;gap:12px;margin-bottom:6px;padding:12px 14px;transition:all .25s;display:flex}.toc-item:hover{background:#ffffff0d}.toc-item.active{border-left-color:var(--gold);background:#c9a2271a}.toc-item.active .toc-title{color:var(--gold-light)}.toc-marker{background:#fff3;border-radius:50%;flex-shrink:0;width:8px;height:8px}.toc-marker.ru{background:var(--ru-red);box-shadow:0 0 8px #b83b3b80}.toc-marker.dao{background:var(--dao-green);box-shadow:0 0 8px #3a7a7a80}.toc-marker.both{background:var(--gold);box-shadow:0 0 8px #c9a22780}.toc-text{flex:1;min-width:0}.toc-title{color:var(--text-light);white-space:nowrap;text-overflow:ellipsis;margin-bottom:3px;font-size:.95rem;font-weight:600;overflow:hidden}.toc-desc{color:var(--text-muted);-webkit-line-clamp:1;-webkit-box-orient:vertical;font-size:.75rem;line-height:1.4;display:-webkit-box;overflow:hidden}.sidebar-footer{border-top:1px solid #ffffff0f;align-items:center;gap:12px;padding:16px 24px 0;display:flex}.progress-mini{background:#ffffff14;border-radius:2px;flex:1;height:4px;overflow:hidden}.progress-mini-fill{background:linear-gradient(90deg, var(--ru-red), var(--gold), var(--dao-green));width:0%;height:100%;transition:width .5s}.sidebar-footer span{color:var(--text-muted);text-align:right;min-width:36px;font-size:.8rem}.sidebar-overlay{z-index:1001;opacity:0;visibility:hidden;background:#0009;transition:all .3s;position:fixed;inset:0}.sidebar-overlay.visible{opacity:1;visibility:visible}.stage{width:calc(100% - 260px);margin-left:260px}.module-view{z-index:1;background:radial-gradient(#1a1a24 0%,#0f0f12 70%);justify-content:center;align-items:center;width:calc(100% - 260px);height:calc(100% - 56px);display:none;position:fixed;top:56px;left:260px}.module-view.active{display:flex}.module-view-inner{text-align:center;width:90%;max-width:800px}.scene-title{text-align:center;color:var(--gold-light);text-shadow:0 2px 20px #00000080;letter-spacing:4px;width:100%;margin-bottom:20px;font-size:3.2rem;font-weight:700;display:inline-block;position:relative}.scene-title:after{content:"";background:linear-gradient(90deg, transparent, var(--gold), transparent);width:120px;height:3px;margin:15px auto 0;display:block}.scene-subtitle{text-align:center;color:var(--text-muted);letter-spacing:2px;margin-bottom:40px;font-size:1.6rem}.ru-text{color:var(--ru-red-light);font-weight:700}.dao-text{color:var(--dao-green-light);font-weight:700}.highlight-ru{color:var(--ru-red-light);background:#b83b3b26;border-radius:20px;padding:2px 12px}.highlight-dao{color:var(--dao-green-light);background:#3a7a7a26;border-radius:20px;padding:2px 12px}.scroll-hint,.page-hint{pointer-events:none}::selection{color:var(--text-light);background:#c9a2274d}.scene-inner{scrollbar-width:thin;scrollbar-color:var(--gold) #ffffff0d}.placeholder-card{box-shadow:var(--shadow-soft);background:#ffffff0a;border:1px solid #c9a22733;border-radius:24px;padding:60px}.placeholder-icon{margin-bottom:20px;font-size:4rem}.placeholder-card h2{color:var(--gold-light);letter-spacing:4px;margin-bottom:16px;font-size:2.4rem}.placeholder-card p{color:var(--text-light);margin-bottom:10px;font-size:1.3rem;line-height:1.8}.placeholder-note{border-top:1px solid #ffffff14;margin-top:24px;padding-top:20px;color:var(--text-muted)!important;font-size:1.1rem!important}.preview-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.preview-header h3{color:var(--text-muted);letter-spacing:2px;font-size:1rem;font-weight:600}.preview-close{color:var(--text-muted);cursor:pointer;background:#ffffff0f;border:1px solid #ffffff1a;border-radius:10px;width:34px;height:34px;font-size:1.1rem;transition:all .25s}.preview-close:hover{color:var(--gold-light);background:#c9a22726;border-color:#c9a2274d}.preview-back{color:var(--text-muted);cursor:pointer;background:#ffffff0f;border:1px solid #ffffff1a;border-radius:10px;justify-content:center;align-items:center;width:34px;height:34px;font-size:1.1rem;transition:all .25s;display:inline-flex}.preview-back:hover{color:var(--gold-light);background:#c9a22726;border-color:#c9a2274d}.preview-header:has(.preview-back){gap:12px}.preview-title{color:var(--gold-light);letter-spacing:3px;margin-bottom:8px;font-size:1.8rem}.preview-badge{letter-spacing:1px;border-radius:20px;margin-bottom:18px;padding:5px 14px;font-size:.8rem;font-weight:700;display:inline-block}.preview-badge.ru{color:var(--ru-red-light);background:#b83b3b26;border:1px solid #b83b3b4d}.preview-badge.dao{color:var(--dao-green-light);background:#3a7a7a26;border:1px solid #3a7a7a4d}.preview-badge.both{color:var(--gold-light);background:linear-gradient(135deg,#b83b3b26,#3a7a7a26);border:1px solid #c9a22766}.preview-desc{color:var(--text-light);margin-bottom:24px;font-size:1.05rem;line-height:1.8}.preview-detail{color:var(--text-light);margin-bottom:24px;font-size:1rem;line-height:1.8}.preview-quote{border-left:3px solid var(--gold);background:#c9a2270f;border-radius:0 12px 12px 0;margin:0 0 24px;padding:18px 20px}.preview-quote p{color:var(--text-light);margin-bottom:8px;font-family:SimSun,STSong,Noto Serif SC,serif;font-size:1.15rem;line-height:1.6}.preview-quote cite{color:var(--text-muted);font-size:.8rem;font-style:normal}.preview-actions{flex-wrap:wrap;gap:12px;display:flex}.preview-btn{cursor:pointer;color:var(--gold-light);background:#c9a2271a;border:1px solid #c9a22766;border-radius:10px;padding:10px 18px;font-size:.9rem;transition:all .25s}.preview-btn:hover{background:#c9a22733}.preview-btn.secondary{color:var(--text-light);background:#ffffff0d;border-color:#ffffff26}.preview-btn.secondary:hover{background:#ffffff14}.reader-placeholder{text-align:center;padding:80px 40px}.reader-placeholder .placeholder-icon{margin-bottom:20px;font-size:4rem}.reader-placeholder h2{color:var(--gold-light);letter-spacing:4px;margin-bottom:12px;font-size:2rem}.reader-placeholder p{color:var(--text-muted);font-size:1.2rem}.reader-error .placeholder-icon{font-size:3.5rem}.reader-error h2{color:var(--ru-red-light);margin-bottom:16px}.reader-error p{color:var(--text-muted);margin-bottom:12px;line-height:1.8}.reader-error .error-detail{color:var(--ru-red-light);background:#b83b3b14;border-radius:8px;padding:10px 16px;font-size:.95rem;display:inline-block}.reader-error .error-hint{color:var(--gold);border-top:1px solid #ffffff14;margin-top:24px;padding-top:20px;font-size:1rem}.reader-error code{color:var(--gold-light);background:#c9a22726;border-radius:4px;padding:2px 8px;font-family:Consolas,monospace}.toc-error{text-align:center;color:var(--text-muted);padding:20px 16px;font-size:.9rem;line-height:1.8}.toc-error p:first-child{color:var(--ru-red-light);margin-bottom:10px;font-weight:700}.toc-error code{color:var(--gold-light);background:#c9a2271a;border-radius:6px;margin-top:12px;padding:6px 12px;font-family:Consolas,monospace;font-size:.8rem;display:inline-block}.loading-spinner{border:3px solid #c9a22726;border-top-color:var(--gold);border-radius:50%;width:48px;height:48px;margin:0 auto 20px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.module-loading-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);opacity:0;visibility:hidden;z-index:50;background:#0f0f12d9;justify-content:center;align-items:center;transition:opacity .3s,visibility .3s;display:flex;position:absolute;inset:0}.module-loading-overlay.visible{opacity:1;visibility:visible}.module-loading-box{text-align:center;box-shadow:var(--shadow-soft);background:#ffffff0a;border:1px solid #c9a22733;border-radius:24px;padding:40px}.module-loading-box p{color:var(--text-muted);letter-spacing:2px;font-size:1.1rem}.module-loading .loading-spinner{margin-bottom:16px}.module-loading h2{color:var(--gold-light);letter-spacing:2px;margin-bottom:8px;font-size:1.6rem}.module-loading p{color:var(--text-muted);font-size:1rem}.scene-cover{background:radial-gradient(#1c1c28 0%,#0a0a0e 70%)}.ink-bg{background:radial-gradient(circle,#c9a22714 0%,#0000 60%);border-radius:50%;width:800px;height:800px;animation:8s ease-in-out infinite inkPulse;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}@keyframes inkPulse{0%,to{opacity:.5;transform:translate(-50%,-50%)scale(1)}50%{opacity:.8;transform:translate(-50%,-50%)scale(1.1)}}.cover-content{text-align:center;z-index:2;position:relative}.seal{border:4px solid var(--ru-red);width:100px;height:100px;color:var(--ru-red);border-radius:12px;justify-content:center;align-items:center;margin:0 20px;font-size:3.5rem;font-weight:900;animation:1s ease-out both sealDrop;display:inline-flex;position:relative;box-shadow:0 0 30px #b83b3b4d}.seal-dao{border-color:var(--dao-green);color:var(--dao-green);animation-delay:.3s;box-shadow:0 0 30px #3a7a7a4d}@keyframes sealDrop{0%{opacity:0;transform:translateY(-50px)}70%{transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.main-title{background:linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 50%, var(--ru-red-light) 100%);-webkit-text-fill-color:transparent;letter-spacing:20px;text-shadow:none;filter:drop-shadow(0 4px 30px #c9a2274d);-webkit-background-clip:text;background-clip:text;margin:30px 0 20px;font-size:7rem;font-weight:900}.subtitle{color:var(--text-muted);letter-spacing:6px;margin-bottom:30px;font-size:2rem}.cover-divider{background:linear-gradient(90deg, transparent, var(--gold), transparent);width:200px;height:2px;margin:0 auto 30px}.cover-desc{color:var(--gold);letter-spacing:8px;margin-bottom:50px;font-size:1.5rem}.start-btn{border:2px solid var(--gold);color:var(--gold-light);cursor:pointer;letter-spacing:3px;box-shadow:var(--shadow-gold);background:linear-gradient(135deg,#c9a22733,#b83b3b26);border-radius:50px;align-items:center;gap:15px;padding:18px 50px;font-size:1.4rem;transition:all .4s;display:inline-flex}.start-btn:hover{background:linear-gradient(135deg,#c9a22759,#b83b3b40);transform:translateY(-3px);box-shadow:0 10px 40px #c9a22766}.start-btn .arrow{animation:1.5s infinite arrowBounce}@keyframes arrowBounce{0%,to{transform:translateY(0)}50%{transform:translateY(8px)}}.scroll-hint{color:var(--text-muted);letter-spacing:2px;font-size:1rem;animation:2s infinite fadePulse;position:absolute;bottom:50px;left:50%;transform:translate(-50%)}@keyframes fadePulse{0%,to{opacity:.5}50%{opacity:1}}.intro-card{max-width:1000px;box-shadow:var(--shadow-soft);background:#ffffff0a;border:1px solid #c9a22733;border-radius:24px;margin:0 auto;padding:60px 80px;position:relative;overflow:hidden}.intro-card:before{content:"";background:radial-gradient(circle,#c9a2271a 0%,#0000 70%);width:300px;height:300px;position:absolute;top:-100px;right:-100px}.intro-text{margin-bottom:30px;font-size:2rem;line-height:2.2}.intro-text p{margin-bottom:20px}.intro-summary{color:var(--text-muted);text-align:center;border-top:1px solid #ffffff1a;border-bottom:1px solid #ffffff1a;margin-bottom:30px;padding:25px 0;font-size:1.5rem}.fun-fact{border-left:4px solid var(--gold);background:#c9a2271a;border-radius:16px;align-items:center;gap:15px;padding:20px 30px;font-size:1.3rem;display:flex}.fact-icon{font-size:2rem}.history-cards{grid-template-columns:1fr 1fr 1fr;gap:30px;margin-top:40px;display:grid}.history-card{text-align:center;background:#ffffff0a;border:1px solid #ffffff14;border-radius:20px;padding:40px 30px;transition:transform .3s,box-shadow .3s}.history-card:hover{transform:translateY(-10px);box-shadow:0 20px 50px #0000004d}.history-card .card-icon{margin-bottom:20px;font-size:4rem}.history-card h3{color:var(--gold-light);margin-bottom:15px;font-size:1.8rem}.history-card p{color:var(--text-light);font-size:1.3rem;line-height:1.8}.history-card.ru{border-top:4px solid var(--ru-red)}.history-card.dao{border-top:4px solid var(--dao-green)}.history-card.common{border-top:4px solid var(--gold)}.history-card .one-line{color:var(--gold);border-top:1px dashed #ffffff1a;margin-top:20px;padding-top:15px;font-weight:700}.school-header{justify-content:center;align-items:center;gap:30px;margin-bottom:40px;display:flex}.school-seal{width:120px;height:120px;box-shadow:var(--shadow-soft);border-radius:16px;justify-content:center;align-items:center;font-size:5rem;font-weight:900;display:flex}.ru-header .school-seal{border:3px solid var(--ru-red);color:var(--ru-red-light);background:#b83b3b26}.dao-header .school-seal{border:3px solid var(--dao-green);color:var(--dao-green-light);background:#3a7a7a26}.ru-essence{flex-direction:column;align-items:center;gap:30px;margin-bottom:50px;display:flex}.essence-item{background:#ffffff0d;border:1px solid #ffffff14;border-radius:16px;align-items:center;gap:15px;padding:15px 30px;display:flex}.essence-item.big{border:2px solid var(--ru-red);background:#b83b3b26;padding:25px 50px;box-shadow:0 0 30px #b83b3b33}.dao-essence .essence-item.big{border:2px solid var(--dao-green);background:#3a7a7a26;box-shadow:0 0 30px #3a7a7a33}.essence-char{color:var(--gold);text-align:center;width:60px;font-size:3rem;font-weight:900}.essence-item.big .essence-char{width:100px;font-size:5rem}.essence-mean{color:var(--text-light);font-size:1.6rem}.essence-list{flex-wrap:wrap;justify-content:center;gap:20px;display:flex}.ru-path{text-align:center;background:#b83b3b14;border:1px solid #b83b3b4d;border-radius:20px;padding:35px 50px}.ru-path h3{color:var(--ru-red-light);margin-bottom:25px;font-size:1.8rem}.path-steps{flex-wrap:wrap;justify-content:center;align-items:center;gap:20px;margin-bottom:20px;display:flex}.path-step{border:2px solid var(--ru-red);width:100px;height:100px;color:var(--ru-red-light);background:linear-gradient(135deg,#b83b3b4d,#b83b3b1a);border-radius:50%;justify-content:center;align-items:center;font-size:1.6rem;font-weight:700;display:flex;box-shadow:0 5px 20px #b83b3b33}.path-arrow{color:var(--gold);font-size:2rem}.path-note{color:var(--text-muted);font-size:1.3rem}.dao-symbol{flex-direction:column;align-items:center;margin-bottom:40px;display:flex}.taiji{background:linear-gradient(90deg, var(--dao-green) 50%, #f5f0e6 50%);border-radius:50%;width:160px;height:160px;animation:20s linear infinite taijiRotate;position:relative;box-shadow:0 0 40px #3a7a7a4d}@keyframes 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p{color:var(--text-light);font-size:1.1rem;line-height:1.9}.daily-practice{background:#ffffff08;border:1px solid #c9a22726;border-radius:16px;padding:25px 28px}.daily-checkin{border-top:1px solid #ffffff14;justify-content:space-between;align-items:center;gap:20px;margin-top:35px;padding-top:30px;display:flex}.checkin-btn{border:2px solid var(--gold);color:var(--gold-light);letter-spacing:2px;cursor:pointer;background:linear-gradient(135deg,#b83b3b33,#3a7a7a33);border-radius:30px;flex:1;padding:16px 32px;font-size:1.1rem;transition:all .3s;box-shadow:0 0 20px #c9a22726}.checkin-btn:hover{background:linear-gradient(135deg,#b83b3b4d,#3a7a7a4d);transform:translateY(-2px);box-shadow:0 8px 30px #c9a22740}.checkin-btn.checked{border-color:var(--dao-green);color:var(--dao-green-light);cursor:default;box-shadow:none;background:#3a7a7a33}.streak-info{flex-direction:column;align-items:center;gap:4px;min-width:80px;display:flex}.streak-number{color:var(--gold-light);font-size:2.4rem;font-weight:900;line-height:1}.streak-label{color:var(--text-muted);letter-spacing:1px;font-size:.8rem}.daily-past{color:var(--text-muted);justify-content:center;font-size:1rem}.fade-in-up{animation:.8s both fadeInUp}@keyframes fadeInUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.delay-1{animation-delay:.1s}.delay-2{animation-delay:.2s}.delay-3{animation-delay:.3s}.delay-4{animation-delay:.4s}.delay-5{animation-delay:.5s}@media (width<=1200px){.main-title{font-size:5rem}.scene-title{font-size:2.5rem}.intro-text{font-size:1.6rem}.detail-grid,.figures-grid{grid-template-columns:repeat(2,1fr)}.history-cards{grid-template-columns:1fr}.compare-cell{padding:18px 15px;font-size:1.1rem}}@media (width<=768px){.scene{padding:80px 25px 40px}.main-title{letter-spacing:10px;font-size:3.5rem}.subtitle{font-size:1.3rem}.scene-title{font-size:2rem}.scene-subtitle{font-size:1.2rem}.seal{width:70px;height:70px;margin:0 10px;font-size:2.5rem}.start-btn{padding:14px 35px;font-size:1.1rem}.intro-card{padding:35px 30px}.intro-text{font-size:1.3rem}.detail-grid,.figures-grid,.influence-cards,.compare-row{grid-template-columns:1fr}.compare-cell{text-align:left;justify-content:flex-start}.header-row{display:none}.school-header{flex-direction:column;gap:15px}.school-seal{width:90px;height:90px;font-size:3.5rem}.path-steps{gap:15px}.path-step{width:80px;height:80px;font-size:1.3rem}.figures-summary{text-align:center;flex-direction:column}.quotes-list{max-width:100%}.quote-card p{font-size:1.4rem}.modern-tip{padding:30px}.ending-seal{width:120px;height:120px;font-size:1.8rem}}@media (width<=1100px){.module-tabs{display:none}.sidebar-toggle{display:flex}}@media (width<=1200px){.brand-title{display:none}}@media (width<=768px){.app-header{padding:0 16px}.brand-title{display:none}.sidebar{width:280px;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.stage{width:100%;margin-left:0}.module-view{width:100%;left:0}.main-nav{padding:0 20px;top:56px;left:0}.progress-bar{left:0}.audio-controls{top:66px;right:16px}.scene{padding:130px 25px 60px}}.module-tab{padding:8px 10px;font-size:.82rem}.brand-title{font-size:1rem}.module-tab{letter-spacing:.5px;padding:6px 8px;font-size:.72rem}.brand-title{letter-spacing:1px;font-size:.95rem}.brand-seal{width:28px;height:28px;font-size:1rem}@media (width<=768px){.daily-layout{padding:0 20px}.daily-card{padding:30px 25px}.daily-quote p{font-size:1.5rem}.daily-checkin{flex-direction:column;align-items:stretch}.streak-info{flex-direction:row;justify-content:center;gap:8px}}