@font-face{font-family:DM Sans;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/dm-sans-latin-400-normal-CW0RaeGs.woff2)format("woff2"),url(/assets/dm-sans-latin-400-normal-BwCSEQnW.woff)format("woff")}@font-face{font-family:DM Sans;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/dm-sans-latin-500-normal-B9HHJjqV.woff2)format("woff2"),url(/assets/dm-sans-latin-500-normal-Dr3UlScf.woff)format("woff")}@font-face{font-family:DM Sans;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/dm-sans-latin-600-normal-Aqo67rzb.woff2)format("woff2"),url(/assets/dm-sans-latin-600-normal-BmdmIIQ2.woff)format("woff")}@font-face{font-family:DM Sans;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/dm-sans-latin-700-normal-DvUfVpUG.woff2)format("woff2"),url(/assets/dm-sans-latin-700-normal-CUSSCpQX.woff)format("woff")}@font-face{font-family:Manrope;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/manrope-latin-500-normal-BYYD-dBL.woff2)format("woff2"),url(/assets/manrope-latin-500-normal-DMZssgOp.woff)format("woff")}@font-face{font-family:Manrope;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/manrope-latin-600-normal-4f0koTD-.woff2)format("woff2"),url(/assets/manrope-latin-600-normal-BqgrALkZ.woff)format("woff")}@font-face{font-family:Manrope;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/manrope-latin-700-normal-BZp_XxE4.woff2)format("woff2"),url(/assets/manrope-latin-700-normal-DGRFkw-m.woff)format("woff")}@font-face{font-family:Manrope;font-style:normal;font-display:swap;font-weight:800;src:url(/assets/manrope-latin-800-normal-BfWYOv1c.woff2)format("woff2"),url(/assets/manrope-latin-800-normal-uHUdIJgA.woff)format("woff")}:root{color:#edece6;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--muted:#969e96;--border:#303732;--amber:#e9bb72;--surface:#202622;background:#151918;font-family:DM Sans,sans-serif;font-weight:400}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{color:inherit;cursor:pointer;border:1px solid var(--border);background:0 0;border-radius:7px;justify-content:center;align-items:center;gap:8px;transition:background .15s,border-color .15s;display:inline-flex}button:hover{background:#30372e;border-color:#646b57}button:disabled{opacity:.28;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--amber);outline-offset:4px}button:disabled:hover{background:0 0}h1,h2,h3,p{margin:0}h1,h2,h3{font-family:Manrope,sans-serif;font-weight:650}a{color:inherit}svg{flex-shrink:0}kbd{color:#899087;border:1px solid #424a41;border-radius:4px;padding:2px 5px;font-family:inherit;font-size:10px}.muted{color:var(--muted)}.eyebrow{letter-spacing:1.6px;color:#a2aa9f;font-size:10px;font-weight:600}.app-header{border-bottom:1px solid var(--border);background:#181d1a;align-items:center;gap:24px;height:83px;padding:0 30px;display:flex}.brand{letter-spacing:-1px;align-items:center;gap:10px;font-family:Manrope,sans-serif;font-size:26px;font-weight:800;text-decoration:none;display:flex}.brand img{width:37px;height:37px}.brand-dot{color:var(--amber)}.brand-subtitle{color:#a1a99e;border-left:1px solid #3b423a;padding-left:24px;font-size:12px}.header-right{align-items:center;gap:25px;margin-left:auto;display:flex}.header-status{color:#bbc4ae;background:#232b24;border:1px solid #343e32;border-radius:20px;align-items:center;gap:9px;padding:9px 12px;font-size:11px;display:flex}.header-status>span{opacity:.35}.header-status i,.difficulty i,.live-dot,.small-dot{background:#b4c793;border-radius:50%;width:5px;height:5px;display:inline-block}.help-button{border:0;padding:8px;font-size:12px}.help-button kbd{margin-left:8px}.app-layout{grid-template-columns:258px minmax(350px,1fr) 345px;max-width:2000px;min-height:calc(100vh - 83px);margin:auto;display:grid}.gallery{border-right:1px solid var(--border);background:#191e1a;padding:28px 20px}.gallery-heading{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.count{color:#aab19f;background:#2a3127;border:1px solid #3b4435;border-radius:4px;padding:3px 6px;font-size:10px}.gallery h2{letter-spacing:-.5px;font-size:17px}.gallery-intro{margin-top:7px;font-size:11px}.search{color:#979f92;background:#171c18;border:1px solid #3a4138;border-radius:6px;align-items:center;gap:8px;height:39px;margin:22px 0;padding:0 10px;display:flex}.search input{color:#ecebe4;background:0 0;border:0;outline:none;width:100%;min-width:0;font-size:12px}.search:focus-within{border-color:var(--amber)}.search kbd{font-size:9px}.filter-label{letter-spacing:1.2px;color:#919b8b;align-items:center;gap:7px;margin-bottom:10px;font-size:9px;display:flex}.filters{flex-wrap:wrap;gap:6px;display:flex}.filters button{color:#a8afa2;border-color:#343c30;border-radius:5px;padding:6px 8px;font-size:10px}.filters button.selected{color:#ead2a7;background:#3b3325;border-color:#756044}.gallery-results{color:#778370;margin:22px 0 10px;font-size:10px}.knot-cards{gap:10px;display:grid}.knot-card{text-align:left;background:#20271f;border-color:#333d2e;border-radius:8px;padding:10px 13px 13px;display:block;position:relative;overflow:hidden}.knot-card.selected{background:#2d3023;border-color:#aa8b53;box-shadow:inset 3px 0 #e9bb72}.card-top{justify-content:space-between;align-items:flex-start;height:65px;display:flex}.knot-preview{width:77px;height:70px;margin-top:-6px}.card-index{color:#67745e;align-items:center;gap:12px;padding-top:3px;font-size:10px;display:flex}.selected .card-index{color:#c9ac73}.card-name{justify-content:space-between;align-items:center;margin-top:4px;font-family:Manrope,sans-serif;font-size:13px;font-weight:700;display:flex}.selected-dot{background:var(--amber);border-radius:50%;width:5px;height:5px}.card-meta{color:#a0aa91;gap:6px;margin-top:5px;font-size:8px;display:flex}.knot-card p{color:#a6ad9c;margin-top:7px;font-size:10px;line-height:1.5}.gallery-foot{color:#829077;align-items:center;gap:12px;margin:28px 4px 4px;font-size:10px;line-height:1.7;display:flex}.gallery-foot strong{color:#abb39f;font-weight:400}.tiny-knot{color:#68745a;font-size:31px}.empty{color:#afb7a5;padding:30px 5px;font-size:12px}.empty h3{margin:15px 0 6px}.empty button{margin-top:15px;padding:8px 12px}.center-column{flex-direction:column;min-width:0;max-height:calc(100vh - 83px);padding:23px 20px 0;display:flex;position:sticky;top:0}.workspace{isolation:isolate;background:#1b2220;border:1px solid #3c4539;border-radius:11px;flex:1;min-height:550px;position:relative;overflow:hidden}.canvas-host{touch-action:none;position:absolute;inset:0 0 54px}.canvas-host canvas{outline:none;width:100%;height:100%;display:block}.workspace-top{z-index:2;pointer-events:none;justify-content:space-between;display:flex;position:absolute;top:23px;left:23px;right:23px}.workspace-top .eyebrow{letter-spacing:1.4px;align-items:center;gap:6px;font-size:8px;display:flex}.live-dot{background:#d4bd81;width:4px;height:4px}.workspace-top h2{margin-top:9px;font-size:14px;font-weight:550}.workspace-top h2>span{color:#9ba593;font-family:DM Sans,sans-serif;font-size:10px;font-weight:400}.view-badge{color:#9ca791;letter-spacing:.8px;border:1px solid #45503f;border-radius:5px;align-items:center;gap:5px;height:25px;padding:6px;font-size:8px;display:flex}.label-layer{pointer-events:none;position:absolute;inset:0 0 54px;overflow:hidden}.scene-label{color:#c5cbbd;white-space:nowrap;background:#1c241de8;border:1px solid #515e47;border-radius:5px;padding:6px 9px;font-size:10px;position:absolute;top:0;left:0;box-shadow:0 3px 15px #0002}.scene-label:after{content:"";background:#8e9b7d;width:1px;height:11px;position:absolute;top:100%;left:50%}.scene-label.standing{color:#a8c8dd;border-color:#4e7e9b}.scene-label.working{color:#e7b386;border-color:#9c7755}.scene-label.accent{color:#f0cd83;border-color:#a68b4b}.scene-bottom{z-index:2;pointer-events:none;width:100%;position:absolute;bottom:74px;left:0}.legend{color:#b2bba7;flex-wrap:wrap;justify-content:center;gap:13px;margin-bottom:15px;font-size:8px;display:flex}.legend span{align-items:center;gap:5px;display:flex}.legend i{border-radius:50%;width:6px;height:6px;display:inline-block}.legend .standing{background:#72acdb}.legend .working{background:#ed9562}.legend .active{background:#efbb61;border-radius:1px;width:12px;height:3px}.legend .anchor{background:#87917f}.scene-navigation{color:#7d8b75;justify-content:center;gap:12px;font-size:8px;display:flex}.scene-navigation span{align-items:center;gap:4px;display:flex}.camera-bar{background:#20291ff5;border-top:1px solid #3b4536;align-items:center;gap:12px;width:100%;height:54px;padding:0 16px;display:flex;position:absolute;bottom:0;left:0}.camera-bar>span{letter-spacing:1px;color:#9da78e;align-items:center;gap:6px;font-size:8px;display:flex}.camera-bar>div{gap:3px;margin:auto;display:flex}.camera-bar button{color:#aab59b;border:0;border-radius:5px;padding:7px 9px;font-size:10px}.camera-bar button.selected{color:#e9d8ae;background:#3e4430}.camera-bar>button{padding:7px}.lesson-panel{border-left:1px solid var(--border);background:#1b201c;flex-direction:column;padding:29px 23px 0;display:flex;overflow:hidden}.lesson-scroll{scrollbar-width:thin;scrollbar-color:#46503a transparent;flex:1;min-height:0;padding-bottom:8px;padding-right:4px;overflow-y:auto}.lesson-controls{z-index:2;background:#1b201c;border-top:1px solid #37422e;flex-shrink:0;margin:0 -23px;padding:14px 23px 18px;position:sticky;bottom:0}.advanced-settings{margin-top:12px}.advanced-settings>summary{cursor:pointer;letter-spacing:.6px;color:#919f81;justify-content:space-between;align-items:center;font-size:10px;list-style:none;display:flex}.advanced-settings>summary::-webkit-details-marker{display:none}.advanced-settings>summary svg{flex-shrink:0;transition:transform .15s}.advanced-settings[open]>summary svg{transform:rotate(180deg)}.advanced-settings[open]>summary{margin-bottom:4px}.lesson-overview .eyebrow{justify-content:space-between;font-size:9px;display:flex}.lesson-overview .eyebrow>span{color:#77836f;letter-spacing:.8px;font-size:8px}.lesson-overview h1{letter-spacing:-1.3px;margin:13px 0;font-size:30px}.metadata{color:#9fa98f;align-items:center;gap:12px;font-size:10px;display:flex}.metadata>span+span{border-left:1px solid #414939;padding-left:12px}.difficulty{color:#bac79f;align-items:center;gap:5px;display:flex}.difficulty i{width:4px;height:4px}.use-description{color:#a5ae99;max-width:270px;margin:18px 0 22px;font-size:12px;line-height:1.7}.mode-tabs{background:#131a14;border:1px solid #323c2c;border-radius:7px;gap:3px;padding:4px;display:flex}.mode-tabs button{white-space:nowrap;color:#919f81;border:0;border-radius:4px;flex:1;gap:5px;padding:9px 6px;font-size:10px}.mode-tabs button.selected{color:#e6dfc5;background:#39402d;box-shadow:0 2px 4px #0002}.guided-content{padding-top:25px}.step-heading{letter-spacing:1px;color:#dfc38a;justify-content:space-between;align-items:center;font-size:10px;font-weight:550;display:flex}.step-heading .muted{color:#7f8d71;margin-left:5px}.verb{color:#e4bb6c;letter-spacing:1px;background:#3a3423;border:1px solid #66593c;border-radius:4px;padding:4px 7px;font-size:8px}.step-dots{gap:5px;margin:15px 0 23px;display:flex}.step-dots button{background:#36412d;border:0;border-radius:2px;flex:1;height:4px;padding:0;position:relative}.step-dots button:after{content:"";position:absolute;inset:-6px 0}.step-dots .done{background:#d5b06c}.step-copy{min-height:159px}.step-copy h2,.inspect-content h2,.practice-content h2{letter-spacing:-.6px;margin-bottom:12px;font-size:20px;line-height:1.45}.step-copy p,.inspect-content>p,.practice-content>p{color:#b1bba5;font-size:12px;line-height:1.85}.key-idea{background:#303323;border:1px solid #575035;border-radius:7px;gap:10px;margin:17px 0 22px;padding:14px 12px;display:flex}.key-idea>svg{color:#dfba70;margin-top:1px}.key-idea span{letter-spacing:1.4px;color:#ddbd7e;font-size:8px;font-weight:600}.key-idea p{color:#d1cbb3;margin-top:6px;font-size:11px;line-height:1.75}.playback{gap:8px;display:flex}.playback>button:not(.play-button){color:#b7c0a7;background:#232b20;width:37px}.play-button{color:#27291f;flex:1;padding:11px 18px;font-size:11px;font-weight:650;background:#e4bc78!important;border:1px solid #e4bc78!important}.play-button:hover{background:#f0ce92!important}.timeline-label{color:#919f81;flex-wrap:wrap;justify-content:space-between;row-gap:10px;margin-top:12px;font-size:9px;display:flex}.timeline-label input{accent-color:#e6bc71;cursor:pointer;width:100%;height:3px;margin:2px 0 8px}.play-options{color:#95a284;justify-content:space-between;align-items:center;margin-top:9px;font-size:10px;display:flex}.text-button{color:#a1ae90;border:0;padding:5px 0;font-size:10px}.play-options select{color:#c9d2ba;background:#283321;border:1px solid #434e35;border-radius:4px;margin-left:7px;padding:4px 6px;font-size:10px}.view-settings{border-top:1px solid #36422e;margin-top:10px;padding-top:12px}.view-settings>.eyebrow{color:#8d9d7c;margin-bottom:13px;font-size:8px}.view-settings label{color:#b8c2a9;cursor:pointer;justify-content:space-between;align-items:center;margin:14px 0;font-size:11px;display:flex}.view-settings label span{align-items:center;gap:8px;display:flex}.view-settings input{appearance:none;cursor:pointer;background:#3b4731;border-radius:20px;width:29px;height:17px;margin:0;transition:background .2s;position:relative}.view-settings input:before{content:"";background:#89997a;border-radius:50%;width:11px;height:11px;transition:transform .2s;position:absolute;top:3px;left:3px}.view-settings input:checked{background:#c4a365}.view-settings input:checked:before{background:#f6ead0;transform:translate(12px)}.practice-button{color:#d2d8bf;background:#282e21;border-color:#4c563c;justify-content:flex-start;width:100%;margin:13px 0 6px;padding:13px 12px}.practice-button>span{text-align:left;flex:1;font-size:11px}.practice-button small{color:#929e80;margin-top:4px;font-size:9px;font-weight:400;display:block}.warning{color:#aab199;gap:7px;margin-top:18px;display:flex}.warning svg{color:#aa9c72;margin-top:3px}.warning p{font-size:9px;line-height:1.7}.warning.prominent{color:#efcd9c;background:#392c1f;border:1px solid #7d5d36;border-radius:7px;padding:12px}.inspect-content,.practice-content{padding-top:26px}.section-icon{color:#e0bd7b;background:#343925;border-radius:10px;margin:10px 0 18px;padding:12px;display:inline-flex}.outline-button{color:#c6ceae;width:100%;margin-top:10px;padding:10px 12px;font-size:11px}.practice-explanation{margin-top:15px;color:#9eaa8d!important;font-size:10px!important}.keyboard-tip{background:#293222;border-radius:6px;margin-top:12px;padding:12px;font-size:10px!important}.success{align-items:center;gap:6px;margin-top:12px;display:flex;color:#c8d5a2!important}.exploded-controls{white-space:nowrap;background:#1b241bee;border:1px solid #49563b;border-radius:6px;padding:4px;display:flex;position:absolute;top:90px;right:16px}.finish-checks{color:#d6dfc5;background:#283222;border:1px solid #4d5b3b;border-radius:8px;margin:22px 0;padding:16px;font-size:12px;line-height:1.6}.finish-checks .eyebrow{align-items:center;gap:6px;display:flex}.finish-checks ul{margin:12px 0;padding-left:18px}.finish-checks li+li{margin-top:8px}.finish-checks p{color:#aebba0;margin:0;font-size:11px}.exploded-controls button{border:0;padding:8px;font-size:10px}.exploded-controls .selected{color:#efd39b;background:#444933}@media (width<=680px){.exploded-controls{flex-direction:column;top:70px;right:12px}.exploded-controls button{padding:6px;font-size:9px}}.practice-hint{text-align:center;color:#cad3b7;pointer-events:none;width:100%;font-size:10px;position:absolute;top:95px}.practice-handle{pointer-events:none;color:#332d1b;background:#eec47d;border:1px solid #f9d497;border-radius:50%;width:32px;height:32px;font-size:22px;line-height:1;position:absolute;top:0;left:0}.practice-handle:focus{outline-offset:5px;outline:3px solid #fff}.scene-error{z-index:4;text-align:center;background:#222b22;border:1px solid #57644a;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:15px;padding:30px;display:flex;position:absolute;inset:140px 30px 150px}.scene-error p{color:#bac5ab;font-size:12px;line-height:1.7}.scene-error button,.startup-error button{padding:10px 15px}.help-dialog{color:#e5e9db;background:#20291e;border:1px solid #5e6b4c;border-radius:14px;width:540px;max-width:calc(100vw - 30px);max-height:85vh;padding:28px;box-shadow:0 20px 120px #0008}.help-dialog::backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#070e0ac7}.dialog-heading{justify-content:space-between;align-items:center;margin-bottom:17px;display:flex}.dialog-heading button{border:0;padding:6px}.help-dialog h2{letter-spacing:-.7px;margin-bottom:12px;font-size:25px}.help-dialog p{color:#acb99c;margin-bottom:12px;font-size:12px;line-height:1.8}.help-dialog h3{color:#e2cc9c;align-items:center;gap:8px;margin:24px 0 12px;font-size:13px;display:flex}.help-dialog dl{margin:10px 0}.help-dialog dl>div{border-bottom:1px solid #37432d;padding:7px 0;font-size:11px;display:flex}.help-dialog dt{color:#d0d9be;flex-shrink:0;width:135px}.help-dialog dd{color:#a3b18f;margin:0}.help-dialog>.play-button{width:100%;margin-top:12px}.startup-error{max-width:620px;margin:15vh auto;padding:25px}.startup-error img{width:50px}.startup-error h1{margin:20px 0;font-size:25px}.startup-error p{color:#a9b39f;margin:14px 0;line-height:1.8}[hidden]{display:none!important}@media (width>=1600px){.app-layout{grid-template-columns:285px minmax(350px,1fr) 375px}.gallery{padding:30px 25px}.lesson-panel{padding:30px 29px 0}.lesson-controls{margin:0 -29px;padding:14px 29px 20px}.center-column{padding:25px 25px 0}.step-copy p{font-size:13px}.knot-card{padding:12px 15px}.card-top{height:72px}}@media (width<=1200px){.app-layout{grid-template-columns:215px minmax(320px,1fr) 305px}.gallery{padding:25px 14px}.lesson-panel{padding:25px 17px 0}.lesson-controls{margin:0 -17px;padding:14px 17px 16px}.center-column{padding:23px 12px 0}.workspace-top{left:16px;right:16px}.view-badge{display:none}.camera-bar{gap:5px;padding:0 8px}.camera-bar>span{gap:0;font-size:0}.camera-bar button{padding:7px;font-size:9px}.mode-tabs button{font-size:9px}.header-status{font-size:10px}.brand-subtitle{font-size:11px}.header-right{gap:10px}.step-copy{min-height:177px}}@media (width<=980px){.app-layout{grid-template-columns:minmax(0,1fr) 320px}.center-column{grid-area:1/1;min-height:750px;max-height:none;position:relative}.lesson-panel{grid-area:1/2}.gallery{border-top:1px solid var(--border);border-right:0;grid-area:2/1/auto/-1}.knot-cards{grid-template-columns:repeat(5,minmax(0,1fr))}.gallery h2{font-size:20px}.gallery-intro{display:none}.gallery .search{max-width:400px;margin:18px 0}.filters{gap:8px}.gallery-results{margin-top:18px}.gallery-foot{display:none}.card-meta{flex-wrap:wrap;gap:3px;font-size:8px}.card-meta>.card-divider,.header-status{display:none}.center-column .workspace{min-height:640px}.gallery-heading{max-width:400px}.card-name{font-size:11px}.card-index{gap:5px}.knot-card p{font-size:9px}.scene-navigation{gap:6px;font-size:7px}}@media (width<=680px){.app-header{gap:15px;height:70px;padding:0 17px}.brand{font-size:22px}.brand img{width:32px}.brand-subtitle{max-width:100px;padding-left:15px;font-size:9px;line-height:1.7}.help-button{gap:0;padding:8px;font-size:0}.help-button kbd{display:none}.app-layout{flex-direction:column;display:flex}.center-column{order:0;min-height:560px;padding:17px 12px 0}.center-column .workspace{flex:auto;height:480px;min-height:480px}.lesson-panel{border-left:0;border-top:1px solid var(--border);order:1;padding:25px 22px 0}.lesson-controls{margin:0 -22px;padding:14px 22px 16px}.gallery{order:2;padding:25px 20px}.knot-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.knot-card p{font-size:10px}.card-name{font-size:13px}.card-meta{font-size:9px}.card-top{height:73px}.step-copy{min-height:0}.lesson-overview h1{font-size:29px}.use-description{max-width:none}.mode-tabs button{padding:11px;font-size:11px}.step-copy h2{font-size:22px}.step-copy p{font-size:13px}.key-idea p{font-size:12px}.warning p{font-size:10px}.view-settings label{padding:4px 0;font-size:13px}.timeline-label input{height:5px;margin:8px 0 12px}.playback>button{min-height:43px}.camera-bar button{font-size:10px}.legend{gap:9px;font-size:8px}.practice-hint{font-size:9px}.scene-label{padding:5px 7px;font-size:9px}.help-dialog{padding:22px}.help-dialog dt{width:105px}.help-dialog dd{font-size:10px}.practice-button{padding:15px}.practice-button>span{font-size:13px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.lesson-category{color:#aab49b;margin:-4px 0 13px;font-size:10px}@media (width>=981px){.gallery,.lesson-panel{scrollbar-width:thin;scrollbar-color:#46503a transparent;max-height:calc(100vh - 83px)}.gallery{overflow-y:auto}.center-column,.app-layout{height:calc(100vh - 83px)}}.scene-label.below:after{height:9px;top:auto;bottom:100%}.step-dots button:after{inset:-10px 0}@media (width<=680px){.filters button{min-height:36px;padding:8px 10px}.camera-bar button{min-height:34px}}.lesson-status{color:var(--text);padding:1rem}.load-more{margin:1rem;padding:.75rem}.knot-card{content-visibility:auto;contain-intrinsic-size:auto 235px}.header-collection{color:#b9c3ad;border:1px solid #3d4938;border-radius:5px;padding:7px 10px;font-size:11px;text-decoration:none}.header-collection:hover{color:#f0d49d;background:#302d23;border-color:#756044}.home-layout{background:radial-gradient(circle at 50% 34%,#293226 0,#151918 48%),#151918;place-items:center;min-height:calc(100vh - 83px);padding:72px 24px;display:grid}.home-hero{text-align:center;width:min(100%,680px)}.home-mark{border:1px solid #596449;border-radius:50%;justify-content:center;align-items:center;gap:4px;width:68px;height:68px;margin:0 auto 31px;display:flex;transform:rotate(-28deg)}.home-mark span{background:#d5b16d;border-radius:4px;width:5px;height:42px}.home-mark span:nth-child(2){background:#8da17d;height:31px}.home-mark span:nth-child(3){background:#6887a0;height:21px}.home-hero h1{color:#f0eee5;letter-spacing:-2.8px;margin-top:15px;font-size:clamp(36px,6vw,64px);line-height:1.05}.home-hero>p{color:#aab59f;max-width:530px;margin:25px auto 30px;font-size:14px;line-height:1.85}.home-cta{color:#292a20;background:#e7bd78;border:1px solid #e7bd78;border-radius:6px;align-items:center;gap:9px;padding:13px 17px;font-size:12px;font-weight:650;text-decoration:none;display:inline-flex}.home-cta:hover{color:#292a20;background:#f0ce92;border-color:#f0ce92}.home-principles{color:#89977f;letter-spacing:.4px;flex-wrap:wrap;justify-content:center;gap:22px;margin-top:39px;font-size:10px;display:flex}.home-principles span{align-items:center;gap:7px;display:flex}.home-principles svg{color:#c6a46a}.gallery-page{background:#191e1a;border-right:0;width:100%;max-width:1540px;min-height:calc(100vh - 83px);margin:0 auto;padding:48px clamp(24px,5vw,78px) 64px;overflow:visible}.gallery-page h1{letter-spacing:-1.4px;font-size:clamp(25px,3vw,38px)}.gallery-page .gallery-intro{margin-top:9px;font-size:13px}.gallery-page .search{width:min(100%,520px);margin:30px 0 24px}.gallery-page .filters{max-width:900px}.gallery-page .gallery-results{margin:29px 0 14px}.gallery-page .knot-cards{grid-template-columns:repeat(auto-fit,minmax(225px,1fr));gap:14px}.gallery-page .knot-card{width:100%;min-height:218px;text-decoration:none}.gallery-page .knot-card:hover{background:#293126;border-color:#657153}.gallery-page .card-top{height:86px}.gallery-page .knot-preview{width:96px;height:88px}.gallery-page .gallery-foot{margin-top:44px}.knot-page{background:#151918;min-height:calc(100vh - 83px)}.knot-layout{grid-template-columns:minmax(0,1fr) 345px;max-width:2000px;margin:0 auto;display:grid}.knot-layout .center-column,.knot-layout .lesson-panel{min-width:0}.lesson-status[role=alert]{color:#e5c99b;flex-wrap:wrap;align-items:center;gap:10px;display:flex}.lesson-status[role=alert] p{color:#c7b692;flex:240px}.lesson-status[role=alert] button{padding:7px 10px;font-size:10px}.other-knots{border-top:1px solid var(--border);background:#191e1a;max-width:2000px;margin:0 auto;padding:43px clamp(20px,4vw,64px) 58px}.other-knots-heading{justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:20px;display:flex}.other-knots-heading h2{letter-spacing:-.8px;margin-top:9px;font-size:25px}.other-knots-heading>a{color:#cdb47f;align-items:center;gap:6px;font-size:11px;text-decoration:none;display:inline-flex}.other-knots-heading>a:hover{color:#f0d49d}.other-knot-cards{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px;display:grid}.other-knot-card{min-width:0;color:inherit;background:#20271f;border:1px solid #333d2e;border-radius:8px;align-items:center;gap:11px;padding:8px 10px;text-decoration:none;display:flex}.other-knot-card:hover{background:#293126;border-color:#657153}.other-knot-card img{flex:none;width:62px;height:62px}.other-knot-copy{flex-direction:column;flex:1;gap:6px;min-width:0;display:flex}.other-knot-copy strong{text-overflow:ellipsis;white-space:nowrap;font-family:Manrope,sans-serif;font-size:12px;overflow:hidden}.other-knot-copy small{color:#9fa98f;font-size:9px}.other-knot-copy small span{color:#626f5a;margin:0 3px}.other-knot-card>svg{color:#8b987d}.empty-page{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:calc(100vh - 83px);padding:50px 20px;display:flex}.empty-page h1{letter-spacing:-1.7px;margin:15px 0 12px;font-size:clamp(28px,5vw,46px)}.empty-page p{color:#a9b39f;max-width:480px;font-size:13px;line-height:1.8}.empty-page code{color:#d2bd8c}.empty-page .home-cta{margin-top:27px}@media (width>=1600px){.knot-layout{grid-template-columns:minmax(0,1fr) 375px}}@media (width<=1200px){.gallery-page{padding-left:30px;padding-right:30px}.knot-layout{grid-template-columns:minmax(0,1fr) 305px}}@media (width<=980px){.gallery-page{min-height:auto;padding:36px 24px 50px}.gallery-page .knot-cards{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}.knot-layout{grid-template-columns:minmax(0,1fr)}.knot-layout .center-column{grid-area:1/1;height:auto;min-height:750px;max-height:none;position:relative}.knot-layout .lesson-panel{border-top:1px solid var(--border);border-left:0;grid-area:2/1;max-height:none;overflow:visible}.other-knot-cards{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}}@media (width<=680px){.header-collection{padding:6px 8px;font-size:10px}.home-layout{min-height:calc(100vh - 70px);padding:52px 20px}.home-mark{width:56px;height:56px;margin-bottom:25px}.home-mark span{height:34px}.home-mark span:nth-child(2){height:25px}.home-mark span:nth-child(3){height:17px}.home-hero h1{letter-spacing:-1.8px}.home-hero>p{font-size:12px}.gallery-page{padding:28px 17px 40px}.gallery-page .search{margin:24px 0 20px}.gallery-page .knot-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.gallery-page .knot-card{min-height:205px;padding:9px 10px 11px}.gallery-page .card-top{height:73px}.gallery-page .knot-preview{width:78px;height:72px}.knot-layout .center-column{min-height:560px;padding:17px 12px 0}.knot-layout .center-column .workspace{flex:auto;height:480px;min-height:480px}.knot-layout .lesson-panel{padding:25px 22px 0}.knot-layout .lesson-controls{margin:0 -22px;padding:14px 22px 16px}.other-knots{padding:32px 17px 42px}.other-knots-heading{flex-direction:column;align-items:flex-start;gap:13px}.other-knot-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.other-knot-card{gap:5px;padding:6px}.other-knot-card img{width:47px;height:47px}.other-knot-copy{gap:4px}.other-knot-copy strong{font-size:10px}.other-knot-copy small{font-size:8px}.other-knot-card>svg{display:none}.empty-page{min-height:calc(100vh - 70px)}}.knot-page{height:calc(100vh - 83px);min-height:0;position:relative;overflow:hidden}.knot-layout{height:calc(100% - var(--other-knots-height,83px));min-height:0}.knot-layout .center-column{height:100%;min-height:0;max-height:none;position:relative}.knot-layout .center-column .workspace{min-height:0}.knot-layout .lesson-panel{height:100%;min-height:0;max-height:none;overflow:hidden}.knot-layout .lesson-panel .lesson-scroll{min-height:0;overflow-y:auto}.other-knots{z-index:10;width:100%;max-width:none;max-height:min(410px,100% - 24px);margin:0;padding:14px clamp(17px,4vw,64px);position:absolute;bottom:0;left:0;right:0;box-shadow:0 -18px 38px #0c110dcc}.other-knots:not(.is-expanded) .other-knot-cards{display:none}.other-knots.is-expanded{overflow-y:auto}.other-knots-heading{align-items:center;margin-bottom:0}.other-knots.is-expanded .other-knots-heading{margin-bottom:20px}.other-knots-heading h2{margin-top:6px;font-size:20px}.other-knots-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:9px;display:flex}.other-knots-actions>a{color:#cdb47f;align-items:center;gap:6px;font-size:11px;text-decoration:none;display:inline-flex}.other-knots-actions>a:hover{color:#f0d49d}.other-knots-actions>button{color:#d9c391;background:#302d23;border-color:#66583b;min-height:32px;padding:7px 10px;font-size:10px}.other-knots-actions>button:hover{color:#f1d79e;background:#3b3426;border-color:#aa8b53}@media (width<=980px){.knot-page{height:calc(100vh - 83px)}.knot-layout{grid-template-rows:minmax(0,1fr) minmax(0,1fr);grid-template-columns:minmax(0,1fr)}.knot-layout .center-column{grid-area:1/1;height:auto;min-height:0}.knot-layout .center-column .workspace{height:auto;min-height:0}.knot-layout .lesson-panel{border-top:1px solid var(--border);border-left:0;flex-direction:column;grid-area:2/1;height:auto;min-height:0;display:flex;overflow:hidden}.other-knots{max-height:min(410px,100% - 20px)}}@media (width<=680px){.knot-page{height:calc(100vh - 70px)}.knot-layout{grid-template-rows:minmax(0,.95fr) minmax(0,1.05fr)}.knot-layout .center-column{padding:12px 12px 0}.knot-layout .center-column .workspace{height:auto;min-height:0}.knot-layout .lesson-panel{padding:18px 17px 0}.knot-layout .lesson-controls{margin:0 -17px;padding:12px 17px 14px}.other-knots{padding:11px 14px}.other-knots-heading{align-items:center}.other-knots-heading h2{font-size:17px}.other-knots-actions{gap:5px}.other-knots-actions>a{display:none}.other-knots-actions>button{min-height:30px;padding:6px 8px;font-size:9px}.other-knots.is-expanded .other-knots-heading{margin-bottom:12px}.other-knots.is-expanded .other-knot-cards{gap:7px}}.knot-layout .center-column{padding:0}.knot-layout .workspace{border:0;border-radius:0}.knot-layout .camera-bar{border-radius:0}.knot-mobile-controls,.knot-sheet-backdrop,.mobile-sheet-chrome{display:none}@media (width<=980px){.knot-page{height:calc(100dvh - 83px);overflow:hidden}.knot-layout{height:100%;display:block;position:relative}.knot-layout .center-column{width:100%;height:100%;min-height:0;max-height:none;padding:0}.knot-layout .center-column .workspace{flex:1;width:100%;height:100%;min-height:0}.knot-layout .lesson-panel.mobile-sheet{z-index:20;width:100%;height:min(85dvh,640px);max-height:calc(100% - 16px);padding:0 18px env(safe-area-inset-bottom);visibility:hidden;pointer-events:none;border-top:1px solid #4b5742;border-bottom:0;border-left:0;border-right:1px solid #4b5742;border-radius:16px 16px 0 0;transition:transform .24s,visibility .24s;position:absolute;inset:auto 0 0;transform:translateY(calc(100% + 24px));box-shadow:0 -20px 70px #080c09e6}.knot-layout .lesson-panel.mobile-sheet.is-open{visibility:visible;pointer-events:auto;transform:translateY(0)}.mobile-sheet-chrome{background:#1b201cf7;border-bottom:1px solid #34402f;flex-shrink:0;align-items:center;gap:10px;min-height:52px;margin:0 -18px;padding:8px 18px;display:flex}.mobile-sheet-chrome .sheet-grab{background:#69745e;border-radius:999px;width:30px;height:4px;margin-right:auto}.mobile-sheet-chrome button{background:#2a3227;border-color:#59664b;min-width:36px;min-height:36px;padding:7px}.knot-layout .lesson-panel.mobile-sheet .lesson-scroll{min-height:0;padding-top:18px}.knot-layout .lesson-panel.mobile-sheet .lesson-controls{padding:12px 18px calc(14px + env(safe-area-inset-bottom));margin:0 -18px}.other-knots.mobile-sheet{z-index:20;height:min(70dvh,520px);max-height:calc(100% - 16px);padding:18px max(14px, env(safe-area-inset-left)) calc(18px + env(safe-area-inset-bottom));visibility:hidden;pointer-events:none;border:1px solid #4b5742;border-bottom:0;border-radius:16px 16px 0 0;transition:transform .24s,visibility .24s;top:auto;bottom:0;transform:translateY(calc(100% + 24px));box-shadow:0 -20px 70px #080c09e6}.other-knots.mobile-sheet.is-open{visibility:visible;pointer-events:auto;transform:translateY(0)}.other-knots.mobile-sheet .other-knots-heading{flex-direction:row;align-items:center;gap:12px;margin-bottom:14px}.other-knots.mobile-sheet .other-knots-actions{flex-wrap:nowrap;gap:7px}.other-knots.mobile-sheet .other-knots-actions>a{white-space:nowrap;display:inline-flex}.other-knots.mobile-sheet .other-knots-actions>button{white-space:nowrap;min-width:52px;min-height:36px;padding:7px 10px}.other-knots.mobile-sheet .other-knot-cards{grid-template-columns:repeat(2,minmax(0,1fr));max-height:calc(100% - 58px);padding-bottom:3px;display:grid;overflow-y:auto}.other-knots.mobile-sheet:not(.is-open) .other-knot-cards{display:none}.knot-sheet-backdrop{z-index:15;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#070e0ac7;position:absolute;inset:0}.knot-mobile-controls{z-index:12;right:max(12px, env(safe-area-inset-right));bottom:calc(62px + env(safe-area-inset-bottom));left:max(12px, env(safe-area-inset-left));pointer-events:none;flex-direction:column;gap:7px;display:flex;position:absolute}.knot-mobile-controls button{pointer-events:auto}.knot-mobile-dock{grid-template-columns:minmax(0,1fr) auto;gap:7px;display:grid}.mobile-dock-summary{color:#e8eadf;text-align:left;background:#1b241ee8;border-color:#536047;flex-direction:column;align-items:flex-start;gap:3px;min-width:0;min-height:58px;padding:9px 12px;box-shadow:0 7px 24px #080c0966}.mobile-dock-summary strong{text-overflow:ellipsis;white-space:nowrap;max-width:100%;font-family:Manrope,sans-serif;font-size:12px;font-weight:650;overflow:hidden}.mobile-dock-summary>span:last-child{color:#aab69e;text-overflow:ellipsis;white-space:nowrap;max-width:100%;font-size:9px;overflow:hidden}.mobile-dock-playback{gap:5px;display:flex}.mobile-dock-playback button{background:#1b241ee8;border-color:#536047;width:40px;min-height:58px;padding:8px}.mobile-dock-playback .play-button{color:#201e16;background:#e9bb72;border-color:#d3aa63;width:44px}.knot-mobile-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;display:grid}.knot-mobile-actions button{color:#e1d2a8;background:#302d23ee;border-color:#65583d;min-height:44px;padding:9px 12px;font-size:11px;box-shadow:0 7px 24px #080c0966}.knot-mobile-actions button:hover,.knot-mobile-actions button:focus-visible{background:#3b3426;border-color:#aa8b53}.scene-navigation{display:none}.scene-bottom{bottom:148px}.knot-layout .lesson-panel.mobile-sheet{border-top:0;border-radius:0;height:100%;max-height:none;inset:0}}@media (width<=680px){.knot-page{height:calc(100dvh - 70px)}.knot-layout .lesson-panel.mobile-sheet{border-radius:0;height:100%;max-height:none;padding-left:17px;padding-right:17px;inset:0}.knot-layout .lesson-panel.mobile-sheet .lesson-controls,.mobile-sheet-chrome{margin-left:-17px;margin-right:-17px;padding-left:17px;padding-right:17px}.other-knots.mobile-sheet{height:min(76dvh,520px)}.other-knots.mobile-sheet .other-knots-heading{align-items:flex-start}.other-knots.mobile-sheet .other-knots-actions{align-items:center}.other-knots.mobile-sheet .other-knots-actions>a{font-size:10px;display:inline-flex}.other-knots.mobile-sheet .other-knot-cards{gap:8px}.knot-mobile-actions button{font-size:10px}}
