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rgba(255,255,255,.1)}.timeline-node.current .node-icon{background:var(--primary);color:#fff;font-size:1.5rem;border-color:#fff;box-shadow:0 0 10px var(--primary)}.node-info{text-align:left;display:flex;flex-direction:column}.node-lvl{font-size:.6rem;text-transform:uppercase;color:var(--text-dim);font-weight:700}.node-title{font-size:.9rem;font-weight:700;color:#fff}.timeline-connector{width:2px;height:15px;background:#ffffff1a;margin:-10px 0 5px}#modalProfile .modal{padding:0;height:80vh;max-height:600px;display:flex;flex-direction:column;overflow:hidden;background:#0f172a}.profile-header-compact{background:#1e293b;padding:20px 20px 15px;position:relative;border-bottom:1px solid rgba(255,255,255,.1);display:block;align-items:center;gap:15px;flex-shrink:0;z-index:10;box-shadow:0 4px 20px #0003}.profile-top-row{display:flex;align-items:center;gap:15px;margin-bottom:15px;padding-right:30px}.profile-avatar-small{font-size:2rem;width:60px;height:60px;background:#ffffff0d;border-radius:50%;display:flex;align-items:center;justify-content:center;border:2px solid var(--tier-color, #fff);box-shadow:0 0 10px var(--tier-shadow, rgba(0,0,0,0))}.profile-info-compact{flex:1;display:flex;flex-direction:column;justify-content:center}.profile-name-row{display:flex;align-items:center;gap:10px}.profile-stats-line{font-size:.7rem;color:var(--text-dim);margin-top:4px;display:flex;gap:10px}.stat-pill{background:#ffffff0d;padding:2px 8px;border-radius:4px;font-weight:600}.timeline-scroll-area{flex:1;overflow-y:auto;overflow-x:hidden;padding:20px;background:linear-gradient(180deg,#0f172a,#1e1b4b);scrollbar-width:none}.timeline-scroll-area::-webkit-scrollbar{display:none}.tl-node{display:flex;align-items:center;gap:15px;padding:10px;margin-bottom:0;position:relative;opacity:.5;transition:all .3s}.tl-node:before{content:"";position:absolute;left:29px;top:40px;bottom:-20px;width:2px;background:#ffffff1a;z-index:0}.tl-node:last-child:before{display:none}.tl-icon{width:40px;height:40px;border-radius:50%;background:#334155;display:flex;align-items:center;justify-content:center;font-size:1.2rem;z-index:1;border:2px solid #475569}.tl-content{background:#ffffff08;padding:8px 12px;border-radius:8px;flex:1}.tl-node.current{opacity:1;margin:20px 0 30px;transform:scale(1.05)}.tl-node.current .tl-icon{background:var(--primary);border-color:#fff;box-shadow:0 0 20px var(--primary);width:50px;height:50px;font-size:1.5rem;left:-5px;position:relative}.tl-node.current .tl-content{background:#6366f126;border:1px solid var(--primary)}.profile-footer-fixed{padding:15px;background:#1e293b;border-top:1px solid rgba(255,255,255,.1);z-index:10}.mastery-meta-row{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--tier-color);font-weight:700;margin-top:4px;text-transform:uppercase;letter-spacing:.5px}.mastery-icon-badge{background:#ffffff1a;width:24px;height:24px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:1rem}.profile-xp-track{height:6px;background:#ffffff1a;border-radius:3px;margin:10px 0 8px;overflow:hidden;position:relative}.profile-xp-fill{height:100%;background:var(--tier-color, var(--primary));width:0%;transition:width .5s ease-out;box-shadow:0 0 10px var(--tier-shadow)}.profile-stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:5px}.mini-stat-box{background:#ffffff08;border-radius:8px;padding:6px 10px;display:flex;align-items:center;gap:10px}.mini-stat-icon{font-size:1.1rem;opacity:.8}.mini-stat-info{display:flex;flex-direction:column;line-height:1}.mini-stat-val{font-weight:800;font-size:.9rem;color:#fff}.mini-stat-label{font-size:.55rem;text-transform:uppercase;color:var(--text-dim);margin-top:3px}.timeline-connector-top{position:absolute;left:50px;bottom:-20px;width:2px;height:20px;background:#ffffff1a;z-index:0}.tuto-dot{width:10px;height:10px;background:#ffffff1a;border-radius:50%;transition:all .4s cubic-bezier(.175,.885,.32,1.275);border:1px solid rgba(255,255,255,.05)}.tuto-dot.active{background:var(--gold);box-shadow:0 0 10px #fbbf2480;transform:scale(1.2);border-color:var(--gold)}.tour-spotlight{position:fixed;border-radius:12px;box-shadow:0 0 0 9999px #000000d9;z-index:3000;pointer-events:none;transition:all .4s cubic-bezier(.25,1,.5,1);opacity:0;border:2px solid var(--gold)}.tour-spotlight.active{opacity:1}.tour-tooltip{position:fixed;z-index:3001;background:#0f172ad9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.15);box-shadow:0 20px 50px #00000080;width:320px;max-width:90vw;padding:20px;border-radius:20px;opacity:0;transition:opacity .3s ease,top .4s cubic-bezier(.2,.8,.2,1),left .4s cubic-bezier(.2,.8,.2,1);pointer-events:none}.tour-arrow{position:absolute;width:16px;height:16px;background:#1e293b;transform:rotate(45deg);z-index:-1}.tour-tooltip.active{opacity:1;pointer-events:auto}.tour-tooltip h3{margin-top:0;padding-right:20px;font-size:1.1rem;color:var(--gold)}.tour-tooltip p{color:#cbd5e1;font-size:.9rem;line-height:1.5;margin:0 0 20px}.tour-footer{display:flex;justify-content:space-between;align-items:center}#tour-step-count{font-size:.75rem;color:var(--text-dim);font-weight:700}.tour-btn{border:none;padding:8px 16px;border-radius:8px;font-weight:700;cursor:pointer;font-size:.8rem;transition:.2s}.tour-btn.skip{background:transparent;color:var(--text-dim)}.tour-btn.skip:hover{color:#fff}.tour-btn.next{background:var(--primary);color:#fff;box-shadow:0 4px 10px #6366f166}.tour-btn.next:hover{transform:translateY(-2px)}.tour-arrow{position:absolute;width:12px;height:12px;background:#1e293b;transform:rotate(45deg);border-left:1px solid rgba(255,255,255,.1);border-top:1px solid rgba(255,255,255,.1)}.modal-content{max-height:85vh;overflow-y:auto;overflow-x:hidden;box-sizing:border-box;padding-right:2px}@media(max-width:600px){.lb-sub-nav{flex-wrap:wrap;height:auto;justify-content:center;padding:5px 0;gap:8px;margin-bottom:25px;border-bottom:none}.lb-period-btn{flex:1 0 45%;text-align:center;display:flex;justify-content:center;align-items:center;font-size:.75rem;padding:8px 4px;border-radius:8px;background:#ffffff08;border:1px solid rgba(255,255,255,.05)}.lb-period-btn.active{background:#fbbf241a;border-color:var(--gold)}.lb-period-btn.active:after{display:none}#c-tab-arcade .mode-opt{font-size:.7rem;padding:6px 2px;flex:1;white-space:nowrap}}.challenge-progress-container{position:fixed;top:0;left:0;width:100%;height:12px;background-color:#0f172a;z-index:2147483647;display:none;flex-direction:row;gap:2px;padding:0 2px;box-shadow:0 2px 10px #00000080}.challenge-segment{flex:1;background:#334155;height:100%;border-radius:0 0 4px 4px;transition:background .2s}.challenge-segment.current{background:#fff;box-shadow:0 0 10px #fff}.challenge-segment.correct{background:var(--success)}.challenge-segment.wrong{background:var(--error)}.hidden-force,#interstitialOverlay{display:none!important}.interstitial-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:var(--bg);z-index:20000;display:flex;justify-content:center;align-items:center;opacity:0;pointer-events:none;transition:opacity .3s ease}.interstitial-overlay.active{opacity:1;pointer-events:all}.interstitial-content h1{font-size:2rem;color:var(--text);text-transform:uppercase;letter-spacing:2px}.hidden-force{display:none!important}.modal-help-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#0000004d;border:1px solid var(--text-dim);color:var(--text-dim);font-size:.9rem;font-weight:700;cursor:pointer;transition:all .2s ease;flex-shrink:0}.modal-help-icon:hover{background:#6366f133;border-color:var(--primary);color:var(--primary);transform:scale(1.1)}.modal-help-icon:active{transform:scale(.95)}