@import "https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght,SOFT,WONK@9..144,300..900,0..100,0..1&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap";:root{--saffron:#f2a93b;--saffron-deep:#e08a1c;--paprika:#c8442a;--paprika-deep:#9e2f1b;--rose:#e8775e;--sea:#1f4f8b;--sea-mid:#3a8fb7;--olive:#6e7b3a;--mint:#98ffd9;--wash:#f7f0e1;--wash-deep:#efe6d2;--paper:#fbf6ea;--ink:#1b1714;--ink-2:#4a3f36;--ink-3:#82776a;--rule:#e5dac1;--r-sm:10px;--r-md:14px;--r-lg:22px;--r-xl:28px;--sh-card:0 1px 0 #0000000a, 0 8px 24px -12px #3c28142e;--sh-pop:0 12px 40px -16px #3c281459;--dl-icon-opacity:.75;--dim-duration:3s;--dim-ease:cubic-bezier(.4, 0, .6, 1);--dim-artwork:.8;--dim-controls:.18;--dim-text:.28}@media (prefers-color-scheme:dark){:root{--wash:#000;--wash-deep:#0f0c09;--paper:#1f1a14;--ink:#f7f0e1;--ink-2:#d9cdb4;--ink-3:#8a7e6b;--rule:#2c241b}.player-sheet{background:#000}}html[data-theme=dark]{--wash:#000;--wash-deep:#0f0c09;--paper:#1f1a14;--ink:#f7f0e1;--ink-2:#d9cdb4;--ink-3:#8a7e6b;--rule:#2c241b}.player-sheet.oled-dim{transition:background-color var(--dim-duration) var(--dim-ease);background:#000}.player-sheet.oled-dim .artwork-tile:after{opacity:var(--dim-artwork);transition:opacity var(--dim-duration) var(--dim-ease)}.player-sheet.oled-dim .play-pause-btn,.player-sheet.oled-dim .transport-btn{opacity:var(--dim-controls);transition:opacity var(--dim-duration) var(--dim-ease)}.player-sheet.oled-dim .player-lesson-title,.player-sheet.oled-dim .player-lesson-sub{opacity:var(--dim-text);transition:opacity var(--dim-duration) var(--dim-ease)}*,:before,:after{box-sizing:border-box}html,body{background:var(--wash);touch-action:manipulation;height:100%;margin:0;overflow:hidden}body{color:var(--ink);-webkit-font-smoothing:antialiased;overscroll-behavior:none;-webkit-text-size-adjust:100%;-webkit-touch-callout:none;font-family:Inter,-apple-system,BlinkMacSystemFont,system-ui,sans-serif}#app{flex-direction:column;height:100%;display:flex}.screen{-webkit-user-select:none;user-select:none;background:var(--wash);flex-direction:column;display:flex;position:absolute;inset:0}#screen-home{z-index:1;transform-origin:top;transition:transform .38s cubic-bezier(.4,0,.2,1)}#screen-home.player-open{pointer-events:none;transform:scale(.94)}#screen-player{z-index:3;will-change:transform;view-transition-name:screen-player;transition:transform .48s cubic-bezier(.22,1,.36,1)}#screen-player.hidden{pointer-events:none;transform:translateY(100%)}html.vt-running #screen-home,html.vt-running #screen-player{transition:none!important}.serif{font-optical-sizing:auto;font-variation-settings:"SOFT" 30, "WONK" 0;font-family:Fraunces,Times New Roman,Georgia,serif}.mono{font-family:JetBrains Mono,ui-monospace,Menlo,Courier New,monospace}.home{background:var(--wash)}.home-scroll{-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,20px);flex:1;overflow:hidden auto}.masthead{padding:12px 24px 16px}.masthead-eyebrow{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.masthead-label{letter-spacing:.18em;color:var(--ink-3);text-transform:uppercase;font-size:10px}.masthead-link{color:inherit;text-decoration:none}.masthead-h1{letter-spacing:-.02em;margin:0 0 14px;font-size:48px;font-weight:500;line-height:.92}.masthead-h1 em{font-weight:300}.masthead-h1 .accent{color:var(--paprika);font-style:italic;font-weight:400}.course-progress{color:var(--ink-2);align-items:baseline;gap:10px;display:flex}.course-progress-nums{letter-spacing:.06em;font-size:11px}.course-progress-rule{border-top:1px dashed var(--rule);flex:1;height:1px}.course-progress-pct{letter-spacing:.06em;font-size:11px}.course-progress-bar{background:var(--rule);border-radius:2px;height:3px;margin-top:10px;overflow:hidden}.course-progress-fill{background:var(--paprika);height:100%;transition:width .4s}.resume-wrap{padding:4px 22px 22px}.resume-panel{border-radius:var(--r-xl);color:#fff;cursor:pointer;-webkit-user-select:none;user-select:none;background:linear-gradient(150deg,#f5b654 0%,#ee8b45 45%,#d55a35 100%);padding:22px 22px 20px;position:relative;overflow:hidden;box-shadow:0 18px 36px -18px #c8442a73}.resume-panel:active{transform:scale(.97)}.resume-panel{transition:transform .12s}.resume-sunray{opacity:.22;pointer-events:none;position:absolute;top:-36px;right:-36px}.resume-content{position:relative}.resume-eyebrow{letter-spacing:.22em;opacity:.9;font-family:JetBrains Mono,monospace;font-size:10px}.resume-lesson-num{flex-direction:column;align-items:flex-start;gap:0;margin-top:14px;margin-bottom:14px;display:flex}.resume-lesson-word{letter-spacing:-.01em;opacity:.85;margin-bottom:10px;font-size:22px;font-style:italic;font-weight:400;line-height:1}.resume-lesson-digit{letter-spacing:-.04em;font-size:clamp(40px,17vw,88px);font-weight:500;line-height:.7}.resume-meta{letter-spacing:.18em;opacity:.85;margin-top:6px;font-family:JetBrains Mono,monospace;font-size:10px}.resume-progress-bar{background:#ffffff47;border-radius:2px;height:4px;margin-top:18px;overflow:hidden}.resume-progress-fill{background:#fff;height:100%}.resume-times{opacity:.9;justify-content:space-between;margin-top:8px;font-family:JetBrains Mono,monospace;font-size:11px;display:flex}.resume-cta{align-items:center;gap:14px;margin-top:18px;display:flex}.resume-play-btn{width:56px;height:56px;color:var(--paprika);background:#fff;border-radius:50%;flex-shrink:0;place-items:center;display:grid;box-shadow:0 8px 18px -8px #0000004d}.resume-cta-label{font-size:17px;font-style:italic;font-weight:500}.lesson-list{padding:0 24px 28px}.disclosure-header{cursor:pointer;color:var(--ink-2);border-top:1px solid var(--rule);-webkit-user-select:none;user-select:none;align-items:center;gap:10px;padding:10px 0;transition:opacity .12s;display:flex}.disclosure-header:active{opacity:.6}.disclosure-tri{flex-shrink:0;place-items:center;width:22px;height:22px;transition:transform .3s cubic-bezier(.34,1.56,.64,1);display:grid}.disclosure-tri.open{transform:rotate(90deg)}.prev-lessons{grid-template-rows:0fr;transition:grid-template-rows .42s cubic-bezier(.22,1,.36,1);display:grid}.prev-lessons.open{grid-template-rows:1fr}.prev-lessons-inner{min-height:0;overflow:hidden}@keyframes row-in{0%{opacity:0;transform:translateY(-10px)}}.prev-lessons.open .lesson-row{animation:.38s cubic-bezier(.22,1,.36,1) backwards row-in}.disclosure-title{font-size:14px;font-style:italic;font-weight:500}.disclosure-count{letter-spacing:.14em;color:var(--ink-3);text-transform:uppercase;font-size:10px}.disclosure-action{color:var(--ink-3);margin-left:auto;font-family:JetBrains Mono,monospace;font-size:10px}.lesson-row{border-top:1px solid var(--rule);cursor:pointer;-webkit-user-select:none;user-select:none;grid-template-columns:48px 1fr auto auto;align-items:center;gap:12px;padding:12px 0;transition:transform .18s cubic-bezier(.34,1.56,.64,1),opacity .12s;display:grid}.lesson-row:active{opacity:.8;transform:scale(.97)}.lesson-row.dim{opacity:.55}.lesson-num{letter-spacing:-.01em;font-size:26px;font-style:italic;font-weight:400;line-height:1}.lesson-num.done{color:var(--ink-3)}.lesson-num.now{color:var(--paprika)}.lesson-num.queue{color:var(--ink-2)}.lesson-body{min-width:0}.lesson-title-row{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.lesson-title{font-size:17px;font-weight:500;line-height:1.15}.lesson-dur{color:var(--ink-3);flex-shrink:0;font-family:JetBrains Mono,monospace;font-size:11px}.lesson-progress-row{align-items:center;gap:8px;margin-top:6px;display:flex}.lesson-progress-track{background:var(--rule);border-radius:2px;flex:1;height:3px;overflow:hidden}.lesson-progress-fill{border-radius:2px;height:100%;transition:width .3s}.lesson-progress-fill.done{background:var(--ink-3)}.lesson-progress-fill.now{background:var(--paprika)}.lesson-progress-fill.queue{background:var(--ink-3)}.lesson-progress-pct{text-align:right;min-width:32px;font-family:JetBrains Mono,monospace;font-size:10px}.lesson-progress-pct.now{color:var(--paprika)}.lesson-progress-pct.done,.lesson-progress-pct.queue{color:var(--ink-3)}.lesson-badge{grid-column:4;place-items:center;display:grid}@keyframes badge-pop{0%{opacity:0;transform:scale(0)}60%{transform:scale(1.2)}to{opacity:1;transform:scale(1)}}.badge-done{color:var(--olive);place-items:center;animation:.35s cubic-bezier(.34,1.56,.64,1) both badge-pop;display:grid}.badge-now{background:var(--paprika);color:#fff;border-radius:50%;place-items:center;width:28px;height:28px;animation:.35s cubic-bezier(.34,1.56,.64,1) both badge-pop;display:grid}.download-btn{cursor:pointer;min-width:44px;min-height:44px;color:var(--ink-3);opacity:var(--dl-icon-opacity);-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:6px;place-items:center;padding:4px;transition:transform .22s cubic-bezier(.34,1.56,.64,1),opacity .12s;display:grid;position:relative}.dl-icon-wrap{place-items:center;display:grid;position:absolute;inset:0}.download-btn.dl-error{color:var(--paprika);opacity:1}.download-btn:active{opacity:.7;transform:scale(.82)}@keyframes dl-spin{to{transform:rotate(360deg)}}.dl-spinner{border:2px solid;border-top-color:#0000;border-radius:50%;width:18px;height:18px;animation:.8s linear infinite dl-spin;display:block}.dl-confirm-panel{z-index:100;background:var(--paper);border:1px solid var(--rule);border-radius:var(--r-md);box-shadow:var(--sh-pop);text-align:center;min-width:200px;padding:14px 16px}.dl-confirm-label{color:var(--ink-2);margin-bottom:12px;font-size:14px;display:block}.dl-confirm-actions{justify-content:center;gap:8px;display:flex}.dl-confirm-cancel,.dl-confirm-delete{border:1px solid var(--rule);cursor:pointer;-webkit-tap-highlight-color:transparent;border-radius:6px;padding:6px 14px;font-family:JetBrains Mono,monospace;font-size:11px}.dl-confirm-cancel{color:var(--ink-3);background:0 0}.dl-confirm-delete{background:var(--paprika);color:#fff;border-color:var(--paprika)}.dl-bulk-row{flex-direction:column;gap:6px;margin-top:10px;display:flex}.dl-bulk-btn{border:1px solid var(--rule);letter-spacing:.08em;color:var(--ink-3);cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;border-radius:6px;align-self:flex-start;padding:6px 12px;font-family:JetBrains Mono,monospace;font-size:10px;transition:opacity .12s}.dl-bulk-btn:active{opacity:.6}.dl-bulk-btn.dl-bulk-active{color:var(--paprika);border-color:var(--paprika)}.dl-bulk-bar-wrap{background:var(--rule);border-radius:1px;height:2px;overflow:hidden}.dl-bulk-bar{background:var(--paprika);height:100%;transition:width .4s}.dl-bulk-bytes{color:var(--ink-3);letter-spacing:.06em;font-size:10px}.dl-confirm-inline{flex-direction:column;gap:8px;margin-top:8px;display:flex}.offline-pill{letter-spacing:.12em;color:var(--paprika);background:color-mix(in srgb, var(--paprika) 12%, transparent);border-radius:99px;padding:2px 8px;font-family:JetBrains Mono,monospace;font-size:10px}.lesson-list-footer{border-top:1px solid var(--rule);text-align:center;padding:14px 0}.lesson-list-footer-text{color:var(--ink-3);font-size:13px;font-style:italic}.state-code-section{flex-direction:column;align-items:center;gap:6px;margin-top:10px;display:flex}.state-code-btn{cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:4px;padding:4px 8px;transition:background .15s}.state-code-btn:active{background:var(--rule)}.state-code-text{color:var(--ink-3);opacity:.5;word-break:break-all;text-align:center;max-width:280px;font-family:JetBrains Mono,ui-monospace,Menlo,Courier New,monospace;font-size:9px;transition:opacity .2s;display:block}.state-code-text.state-code-copied{opacity:.8}.state-code-restore-link{color:var(--ink-3);opacity:.4;text-underline-offset:2px;cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;border:none;padding:2px 0;font-family:JetBrains Mono,ui-monospace,Menlo,Courier New,monospace;font-size:9px;text-decoration:underline;transition:opacity .15s}.state-code-restore-link:active{opacity:.8}.state-restore-dialog{background:var(--wash);border:1px solid var(--rule);width:min(320px,100vw - 40px);color:var(--ink-2);border-radius:12px;padding:20px;box-shadow:0 8px 32px #0000002e}.state-restore-dialog::backdrop{background:#00000073}.state-restore-label{color:var(--ink-2);margin:0 0 12px;font-size:15px;font-style:italic}.state-restore-input{box-sizing:border-box;background:var(--wash-deep);border:1px solid var(--rule);width:100%;color:var(--ink-2);resize:none;border-radius:6px;outline:none;padding:8px 10px;font-family:JetBrains Mono,ui-monospace,Menlo,Courier New,monospace;font-size:11px;line-height:1.5}.state-restore-input:focus{border-color:var(--ink-3)}.state-restore-actions{justify-content:flex-end;gap:10px;margin-top:14px;display:flex}.state-restore-cancel,.state-restore-submit{border:1px solid var(--rule);cursor:pointer;-webkit-tap-highlight-color:transparent;border-radius:6px;padding:7px 14px;font-family:JetBrains Mono,ui-monospace,Menlo,Courier New,monospace;font-size:11px}.state-restore-cancel{color:var(--ink-3);background:0 0}.state-restore-submit{background:var(--ink-2);color:var(--wash);border-color:var(--ink-2)}#screen-player{background:0 0}.player-sheet{background:var(--wash);padding-top:env(safe-area-inset-top);flex-direction:column;flex:1;transition:background-color .5s;display:flex;position:relative}.transport-btn,.play-pause-btn,.icon-btn{transition:transform .42s cubic-bezier(.34,1.56,.64,1),opacity .22s}.transport-btn:active,.play-pause-btn:active,.icon-btn:active{opacity:.72;transition-duration:60ms;transition-timing-function:ease-out;transform:scale(.84)}.player-nav{flex-shrink:0;justify-content:space-between;align-items:center;padding:10px 22px;display:flex}.icon-btn-spacer{flex-shrink:0;width:36px;height:36px}.player-nav-label{letter-spacing:.18em;color:var(--ink-3);text-transform:uppercase;font-family:JetBrains Mono,monospace;font-size:10px}.player-scroll{-webkit-overflow-scrolling:touch;min-height:0;padding-bottom:max(36px, env(safe-area-inset-bottom));flex-direction:column;flex:1;justify-content:space-between;display:flex;overflow-y:auto}.artwork-wrap{filter:drop-shadow(0 22px 32px #c8442a61)drop-shadow(0 4px 8px #7828142e);flex-shrink:0;padding:8px 20px 0}.artwork-tile{aspect-ratio:1;cursor:pointer;clip-path:url(#lt-squircle);background:#c8442a;transition:transform .3s cubic-bezier(.34,1.56,.64,1);position:relative;overflow:hidden}.artwork-tile:after{content:"";opacity:0;pointer-events:none;background:#000;transition:opacity .5s;position:absolute;inset:0}.artwork-canvas{pointer-events:none;width:100%;height:100%;display:block}.artwork-sunray{opacity:.22;pointer-events:none;position:absolute;top:-50px;right:-50px}.artwork-top{position:relative}.artwork-brand{letter-spacing:.22em;opacity:.85;font-family:JetBrains Mono,monospace;font-size:10px}.artwork-divider{background:#fff9;width:60px;height:1px;margin:10px 0}.artwork-lesson{position:relative}.artwork-lesson-word{font-size:26px;font-style:italic;font-weight:400;line-height:1}.artwork-lesson-num{letter-spacing:-.04em;margin-top:2px;font-size:clamp(32px,11vw,68px);font-weight:500;line-height:.9}.artwork-bottom{justify-content:space-between;align-items:flex-end;display:flex;position:relative}.artwork-meta{letter-spacing:.18em;opacity:.85;font-family:JetBrains Mono,monospace;font-size:10px;line-height:1.5}.player-title-area{flex-shrink:0;padding:20px 24px 0}.player-lesson-title{letter-spacing:-.01em;font-size:26px;font-weight:500;line-height:1.05;transition:opacity .5s}.player-lesson-sub{color:var(--ink-3);margin-top:4px;font-size:14px;font-style:italic;transition:opacity .5s}.player-progress{flex-shrink:0;padding:16px 24px 0}.progress-track{cursor:pointer;touch-action:none;-webkit-user-select:none;user-select:none;background:0 0;height:28px;position:relative}.progress-track:before{content:"";background:var(--rule);pointer-events:none;border-radius:2px;height:4px;transition:height .18s,border-radius .18s;position:absolute;top:50%;left:0;right:0;transform:translateY(-50%)}.progress-track--dragging:before{border-radius:3px;height:6px}.progress-fill{background:var(--paprika);pointer-events:none;z-index:1;border-radius:2px;height:4px;transition:height .18s;position:absolute;top:50%;left:0;transform:translateY(-50%)}.progress-track--dragging .progress-fill{height:6px}.progress-thumb{background:var(--paprika);pointer-events:none;z-index:2;will-change:left, transform;border-radius:50%;width:14px;height:14px;transition:transform .18s,box-shadow .18s;position:absolute;top:50%;transform:translate(-50%,-50%)}.progress-track--dragging .progress-thumb{transform:translate(-50%,-50%)scale(1.57);box-shadow:0 2px 8px #00000040}.progress-times{color:var(--ink-3);justify-content:space-between;margin-top:-4px;font-family:JetBrains Mono,monospace;font-size:11px;display:flex}.transport{z-index:20;flex-shrink:0;grid-template-columns:1fr auto 1fr;align-items:center;padding:12px 0 0;display:grid;position:relative}.player-secondary-toolbar{grid-template-columns:repeat(auto-fit,minmax(0,1fr));gap:10px;margin:4px 24px 0;padding:8px 0 0;display:grid}.secondary-btn{background:color-mix(in srgb, var(--paper) 84%, transparent);min-height:44px;color:color-mix(in srgb, var(--ink-3) 60%, var(--rule) 40%);cursor:pointer;-webkit-tap-highlight-color:transparent;border:none;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:0 12px;font-size:14px;font-weight:600;transition:transform .38s cubic-bezier(.34,1.56,.64,1),opacity .2s;display:inline-flex}.secondary-btn:active{opacity:.78;transition-duration:60ms;transition-timing-function:ease-out;transform:scale(.91)}.secondary-icon{flex-shrink:0;place-items:center;width:20px;height:20px;display:inline-grid}.secondary-icon svg{stroke-width:1.7px;width:17px;height:17px}.secondary-speed .secondary-icon svg{width:19px;height:19px}.secondary-pill{color:inherit;font-size:12px;font-weight:700;line-height:1}.secondary-speed-label{color:inherit}.secondary-sleep-label{letter-spacing:.02em;color:inherit;font-size:11px}.popover-root.hidden{display:none}.popover-root{z-index:120;position:fixed;inset:0}.popover-backdrop{background:0 0;border:none;padding:0;position:absolute;inset:0}.popover-panel{border:1px solid color-mix(in srgb, var(--rule) 60%, transparent);border-radius:var(--r-lg);background:color-mix(in srgb, var(--cp) 78%, transparent);min-width:200px;box-shadow:var(--sh-pop);-webkit-backdrop-filter:blur(24px)saturate(180%);will-change:transform;gap:4px;padding:6px;animation:.34s cubic-bezier(.22,1,.36,1) both popover-in;display:grid;position:absolute}.popover-panel.hidden{display:none}.popover-item{min-height:44px;color:var(--ink);cursor:pointer;background:0 0;border:none;border-radius:12px;justify-content:space-between;align-items:center;padding:10px 12px;font-size:14px;font-weight:600;display:flex}.popover-item.active{background:color-mix(in srgb, var(--ink) 10%, transparent)}.popover-item:active{background:color-mix(in srgb, var(--ink) 14%, transparent)}.popover-item:disabled{opacity:.35;cursor:default}.popover-divider{border:none;border-top:1px solid color-mix(in srgb, var(--ink) 12%, transparent);margin:4px 12px}.popover-check{width:16px;height:16px;color:var(--ink-2)}.popover-check svg{width:16px;height:16px}@keyframes popover-in{0%{opacity:0;transform:scale(.78)}50%{opacity:1}to{opacity:1;transform:scale(1)}}.transport-btn{width:100%;height:88px;color:color-mix(in srgb, var(--ink-3) 60%, var(--rule) 40%);cursor:pointer;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;background:0 0;border:none;justify-content:center;align-items:center;display:flex}.transport-btn svg{stroke-width:1.2px;flex-shrink:0;width:68px;height:68px}.play-pause-btn{background:var(--ink);width:88px;height:88px;color:var(--wash);cursor:pointer;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none;border:none;border-radius:50%;place-items:center;display:grid;box-shadow:0 12px 28px -10px #1b171499}.play-pause-btn svg{width:36px;height:36px}.icon-btn{cursor:pointer;width:36px;height:36px;color:var(--ink-2);-webkit-tap-highlight-color:transparent;background:0 0;border:none;border-radius:8px;place-items:center;padding:6px;display:grid}.loading{height:100%;color:var(--ink-3);place-items:center;font-size:14px;font-style:italic;display:grid}::view-transition-old(root){mix-blend-mode:normal;animation:none}::view-transition-new(root){mix-blend-mode:normal;animation:none}@keyframes vt-player-in{0%{transform:translateY(100%)}}@keyframes vt-player-out{to{transform:translateY(100%)}}@keyframes vt-home-in{0%{opacity:0;transform:scale(.96)}}@keyframes vt-home-out{to{opacity:0;transform:scale(.96)}}html[data-vt=player]::view-transition-new(screen-player){animation:.48s cubic-bezier(.22,1,.36,1) vt-player-in}html[data-vt=player]::view-transition-old(screen-player){display:none}html[data-vt=home]::view-transition-old(screen-player){animation:.38s cubic-bezier(.4,0,.8,.8) forwards vt-player-out}html[data-vt=home]::view-transition-new(screen-player){display:none}.player-drag-handle{background:color-mix(in srgb, var(--ink-3) 28%, transparent);border-radius:2px;flex-shrink:0;width:36px;height:4px;margin:10px auto 0}
