:root,[data-theme=dark]{--bg: #21201e;--surface: #21201e;--surface-elevated: #1a1918;--grid-line: #333333;--visual-box: #1a1918;--accent-primary: #4a6b8a;--accent-primary-bright: #6b8fad;--accent-coral: #e07060;--accent-coral-bright: #ef8070;--accent-coral-mid: #c95a4a;--accent-coral-muted: #9d5a52;--accent-cyan: #5ba3b5;--accent-violet: #8b7aa8;--success: #5a9a6e;--warning: #c9a86c;--danger: #c75a5a;--text-primary: #e7e5e2;--text-secondary: #888888;--font-display: "Inter", sans-serif;--font-mono: "JetBrains Mono", monospace;--font-body: "Inter", sans-serif;--sidebar-width: 220px;--sidebar-collapsed: 48px;--mobile-rail-width: 52px;--hover-overlay: rgba(231, 229, 226, .05);--active-overlay: rgba(224, 112, 96, .08)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%}html,body{height:100%;width:100%;overflow:hidden;margin:0}#root{height:100%;width:100%;overflow:hidden}body{font-family:var(--font-body);background:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::selection{background:#e0706040;color:var(--accent-coral-bright)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--grid-line);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.sidebar__mobile-rail{display:none}@media(max-width:768px){.sidebar__mobile-rail{display:flex;flex-direction:column;align-items:stretch;position:fixed;left:0;top:0;bottom:0;width:var(--mobile-rail-width);z-index:18;background:var(--surface-elevated);border-right:1px solid var(--grid-line);padding-top:max(8px,env(safe-area-inset-top));padding-bottom:max(8px,env(safe-area-inset-bottom));box-sizing:border-box}.sidebar__rail-open{flex-shrink:0;align-self:center;width:36px;height:36px;margin:4px 0 8px;display:flex;align-items:center;justify-content:center;border:1px solid var(--grid-line);border-radius:8px;background:#00000040;color:var(--text-secondary);cursor:pointer;transition:color .15s,border-color .15s,background .15s}.sidebar__rail-open:hover,.sidebar__rail-open:focus-visible{color:var(--text-primary);border-color:var(--text-secondary);background:var(--hover-overlay);outline:none}.sidebar__rail-open-icon{font-size:18px;line-height:1}.sidebar__rail-divider{flex-shrink:0;height:1px;margin:0 6px 6px;background:var(--grid-line);opacity:.85}.sidebar__rail-list{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;display:flex;flex-direction:column;align-items:stretch;gap:2px;padding:0 0 8px;scrollbar-width:none}.sidebar__rail-list::-webkit-scrollbar{display:none}.sidebar__rail-item{position:relative;flex-shrink:0;width:100%;min-height:44px;display:flex;align-items:center;justify-content:center;padding:8px 4px;border:none;background:none;color:var(--text-secondary);cursor:pointer;transition:color .15s,background .15s}.sidebar__rail-item:hover,.sidebar__rail-item:focus-visible{color:var(--text-primary);background:var(--hover-overlay);outline:none}.sidebar__rail-item-icon{font-size:17px;line-height:1;display:block}.sidebar__rail-item--active,.sidebar__rail-item--active-parent{color:var(--accent-coral-bright);background:var(--active-overlay)}.sidebar__rail-item--active:before,.sidebar__rail-item--active-parent:before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:0 2px 2px 0;background:var(--accent-coral);box-shadow:0 0 10px #e0706059}}.sidebar__backdrop{display:none}@media(max-width:768px){.sidebar__backdrop{display:block;position:fixed;inset:0;background:#00000080;z-index:15;animation:fadeIn .2s ease}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);height:100%;background:var(--surface);border-right:1px solid var(--grid-line);display:flex;flex-direction:column;transition:width .3s ease-out,min-width .3s ease-out;overflow:hidden;z-index:10}.sidebar--collapsed{width:var(--sidebar-collapsed);min-width:var(--sidebar-collapsed)}@media(max-width:768px){.sidebar{position:fixed;left:0;top:0;bottom:0;width:min(280px,85vw);min-width:0;z-index:16;transform:translate(-100%);transition:transform .25s ease-out;box-shadow:4px 0 20px #0000004d;pointer-events:auto}.sidebar:not(.sidebar--collapsed){transform:translate(0)}.sidebar.sidebar--collapsed{width:min(280px,85vw);transform:translate(-100%);pointer-events:none}}.sidebar__header{display:flex;align-items:center;justify-content:space-between;padding:16px 12px;border-bottom:1px solid var(--grid-line);min-height:56px}.sidebar__logo{font-family:var(--font-display);font-weight:800;font-size:18px;color:var(--text-primary);letter-spacing:2px}.sidebar__header-actions{display:flex;align-items:center;gap:6px}.sidebar__toggle{background:none;border:1px solid var(--grid-line);color:var(--text-secondary);width:24px;height:24px;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:12px;font-family:var(--font-mono);transition:color .2s,border-color .2s;flex-shrink:0}.sidebar__toggle:hover{color:var(--text-primary);border-color:var(--text-secondary)}.sidebar__nav{flex:1;overflow-y:auto;padding:8px 0}.sidebar__item{display:flex;align-items:center;gap:10px;width:100%;padding:10px 12px;background:none;border:none;color:var(--text-secondary);font-family:var(--font-body);font-size:13px;cursor:pointer;text-align:left;transition:color .2s,background .2s;position:relative}.sidebar__item:hover{color:var(--text-primary);background:var(--hover-overlay)}.sidebar__item--active{color:var(--accent-coral);background:var(--active-overlay)}.sidebar__item--active:before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:2px;background:var(--accent-coral);border-radius:1px}.sidebar__icon{font-size:16px;width:24px;text-align:center;flex-shrink:0}.sidebar__label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.sidebar__number{font-family:var(--font-mono);font-size:11px;opacity:.5;margin-right:4px}.sidebar__coming-soon{font-family:var(--font-mono);font-size:9px;color:var(--accent-coral);opacity:.8;margin-left:6px}.sidebar__chapter-wrap{display:flex;flex-direction:column}.sidebar__item--active-parent{color:var(--accent-coral);background:var(--active-overlay)}.sidebar__item--active-parent:before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:2px;background:var(--accent-coral);border-radius:1px}.sidebar__sub-nav{padding-left:34px;padding-bottom:8px}.sidebar__section-label{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--text-secondary);opacity:.6;margin-top:8px;margin-bottom:2px;padding-left:0}.sidebar__sub-item{display:block;width:100%;padding:6px 12px;background:none;border:none;color:var(--text-secondary);font-family:var(--font-body);font-size:12px;cursor:pointer;text-align:left;transition:color .2s,background .2s;border-radius:4px}.sidebar__sub-item:hover{color:var(--text-primary);background:var(--hover-overlay)}.sidebar__sub-item--active{color:var(--accent-coral);background:var(--active-overlay)}.chapter-view{flex:1;display:flex;flex-direction:column;height:100%;padding:32px 40px 24px;overflow-y:auto}.chapter-view--ch4-snap{height:100dvh;display:flex;flex-direction:column;overflow:hidden;padding:24px 40px}.chapter-view--ch4-snap .chapter-view__body{flex:1;min-height:0;overflow:hidden;display:flex;flex-direction:column}.chapter-view--ch4-snap .chapter-view__body>*{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.chapter-view--ch5-snap{height:100dvh;display:flex;flex-direction:column;overflow:hidden;padding:24px 40px}.chapter-view--ch5-snap .chapter-view__body{flex:1;min-height:0;overflow:hidden;display:flex;flex-direction:column}.chapter-view--ch5-snap .chapter-view__body>*{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.chapter-view__header{flex-shrink:0;margin-bottom:24px}.chapter-view__title{font-family:var(--font-display);font-weight:700;font-size:28px;letter-spacing:-.3px;color:var(--text-primary);margin-bottom:8px}.chapter-view__desc{font-family:var(--font-body);font-size:15px;color:var(--text-secondary);line-height:1.5;max-width:640px}.chapter-view__body{flex:1;display:flex;flex-direction:column;align-items:stretch;min-height:0;width:100%}.chapter-view__body>*{width:100%}.visual-box{background:var(--visual-box);border-radius:12px;padding:24px;flex:1;display:flex;flex-direction:column;min-height:0}.visual-box__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-shrink:0}.visual-box__title{font-family:var(--font-mono);font-size:11px;font-weight:500;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.visual-box__content{flex:1;display:flex;flex-direction:column;min-height:0;min-width:0}@media(max-width:768px){.chapter-view{padding:14px 12px 16px}.chapter-view--ch4-snap{padding:10px 12px 12px;padding-right:max(34px,calc(12px + env(safe-area-inset-right)));height:100dvh;height:100svh}.chapter-view--ch4-snap .chapter-view__header{padding-top:max(4px,env(safe-area-inset-top))}.chapter-view--ch5-snap{padding:10px 12px 12px;padding-right:max(34px,calc(12px + env(safe-area-inset-right)));height:100dvh;height:100svh}.chapter-view--ch5-snap .chapter-view__header{padding-top:max(4px,env(safe-area-inset-top))}.chapter-view__header{margin-bottom:10px}.chapter-view__title{font-size:22px}.chapter-view__desc{font-size:14px;line-height:1.45}.visual-box{padding:14px 12px;border-radius:10px;overflow:hidden}.visual-box__header{margin-bottom:10px}.visual-box__content{overflow:hidden;min-height:0}}.ch0-intro{max-width:640px;margin:0 auto}.ch0-section{margin-bottom:32px}.ch0-section:last-child{margin-bottom:0}.ch0-section__title{font-family:var(--font-display);font-weight:600;font-size:18px;color:var(--text-primary);margin-bottom:12px}.ch0-section__body{font-family:var(--font-body);font-size:15px;color:var(--text-secondary);line-height:1.6;margin:0}.ch0-section__body a{color:var(--accent-coral);text-decoration:none}.ch0-section__body a:hover{text-decoration:underline}.ch0-accent{color:var(--accent-coral)}@media(max-width:768px){.ch0-intro{max-width:100%}.ch0-section__title{font-size:16px}.ch0-section__body{font-size:14px}}.insight-bar{display:flex;align-items:center;gap:12px;padding:14px 20px;background:var(--surface-elevated);border:1px solid var(--grid-line);border-radius:8px;margin-top:auto;flex-shrink:0}.insight-bar__icon{font-size:16px;color:var(--accent-primary-bright);flex-shrink:0}.insight-bar__text{font-family:var(--font-body);font-size:13.5px;line-height:1.5;color:var(--text-secondary)}.insight-bar--danger{border-left:4px solid var(--danger)}.ch1-container{flex:1;display:flex;flex-direction:column;align-items:stretch;min-height:0}.ch1-container .visual-box{width:100%}.ch1-svg{width:100%;height:100%;max-height:500px;overflow:visible;margin-top:-24px}@media(max-width:768px){.ch1-svg{max-height:min(420px,50svh);margin-top:-12px}}.ch1-sm-label{font-family:var(--font-body);font-size:12px;font-weight:400;fill:var(--text-primary)}.ch1-block-label{font-family:var(--font-body);font-size:13px;font-weight:500;fill:var(--text-primary)}.ch1-block-label--dark{fill:#0d0f14}.ch1-inner-label{font-family:var(--font-body);font-size:10px;font-weight:500;fill:#e8ecf2}.ch1-inner-sublabel{font-family:var(--font-mono);font-size:9px;fill:#a8b2c0}.ch1-inner-label-small{font-family:var(--font-body);font-size:9px;font-weight:500;fill:#e8ecf2}.ch1-sm-count{font-family:var(--font-mono);font-size:11px;fill:var(--text-secondary)}.ch2-container{flex:1;display:flex;flex-direction:column;align-items:stretch;min-height:0;gap:16px}.ch2-stats{display:flex;gap:24px;flex-wrap:wrap;justify-content:flex-start}.ch2-stat{display:flex;align-items:baseline;gap:6px}.ch2-stat__value{font-family:var(--font-mono);font-size:20px;font-weight:700;color:var(--accent-coral)}.ch2-stat__label{font-family:var(--font-mono);font-size:11px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.ch2-breadcrumbs{display:flex;align-items:center;gap:6px;flex-shrink:0}.ch2-crumb{font-family:var(--font-mono);font-size:12px;color:var(--text-secondary);background:none;border:none;cursor:pointer;padding:4px 8px;border-radius:4px;transition:color .2s,background .2s}.ch2-crumb:hover{color:var(--text-primary);background:#ffffff0a}.ch2-crumb--active{color:var(--accent-coral)}.ch2-crumb-sep{color:var(--text-secondary);opacity:.4;font-size:14px}.ch2-controls{display:flex;gap:28px;flex-wrap:wrap;align-items:center;justify-content:flex-start}.ch2-slider-group{display:flex;align-items:center;gap:4px}.ch2-slider-label{font-family:var(--font-mono);font-size:11px;color:var(--text-secondary);min-width:64px}.ch2-slider{width:100px;accent-color:var(--accent-coral);cursor:pointer}.ch2-slider-value{font-family:var(--font-mono);font-size:13px;color:var(--accent-coral);min-width:20px;text-align:right}.ch2-select{font-family:var(--font-mono);font-size:12px;color:var(--text-primary);background:var(--surface);border:1px solid var(--grid-line);border-radius:4px;padding:4px 8px;cursor:pointer}.ch2-select:focus{outline:1px solid var(--accent-coral)}.ch2-viz{flex:1;display:flex;align-items:center;justify-content:center;min-height:0;overflow-y:auto;padding:8px 0;width:100%}.ch2-container .visual-box{width:100%}.ch2-grid-view{display:flex;justify-content:center}.ch2-grid{display:grid}.ch2-block-cell{background:var(--surface);border:1px solid var(--grid-line);border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .2s,background .2s,box-shadow .2s}.ch2-block-cell:hover{border-color:var(--accent-coral);background:#e0706014;box-shadow:0 0 12px #e0706026}.ch2-block-label{font-family:var(--font-mono);font-size:10px;color:var(--text-secondary)}.ch2-block-view{width:100%;max-width:600px;margin:0 auto}.ch2-block-title{font-family:var(--font-mono);font-size:13px;color:var(--text-secondary);margin-bottom:12px}.ch2-warp-list{display:flex;flex-direction:column;gap:8px}.ch2-warp-row{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--grid-line);border-radius:6px;padding:10px 14px;cursor:pointer;transition:border-color .2s,background .2s}.ch2-warp-row:hover{border-color:var(--accent-coral);background:#e070600f}.ch2-warp-label{font-family:var(--font-mono);font-size:12px;color:var(--accent-coral);min-width:60px}.ch2-warp-threads{display:flex;gap:2px;flex-wrap:nowrap}.ch2-thread-mini{width:8px;height:8px;background:var(--accent-coral);opacity:.35;border-radius:1px}.ch2-warp-view{display:flex;flex-direction:column;align-items:center;gap:20px;width:100%;max-width:700px;margin:0 auto}.ch2-warp-view__title{font-family:var(--font-mono);font-size:13px;color:var(--text-secondary)}.ch2-warp-view__grid{display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(4,1fr);gap:4px;width:fit-content;max-width:320px}.ch2-thread-cell{min-width:28px;min-height:28px;aspect-ratio:1;background:var(--visual-box);border:1px solid var(--grid-line);border-radius:4px;display:flex;align-items:center;justify-content:center}.ch2-thread-id{font-family:var(--font-mono);font-size:10px;color:var(--text-secondary)}@media(max-width:768px){.ch2-container{gap:12px}.ch2-controls{gap:16px}.ch2-slider-label{min-width:0}.ch2-slider{width:min(100px,40vw)}.ch2-container .visual-box__header{flex-direction:column;align-items:flex-start;gap:8px}.ch2-container .ch2-breadcrumbs{flex-wrap:wrap;width:100%;row-gap:4px}.ch2-block-view{max-width:100%;width:100%;box-sizing:border-box}.ch2-block-title{font-size:11px;line-height:1.35;word-break:break-word;max-width:100%}.ch2-warp-list{width:100%;min-width:0}.ch2-warp-row{flex-wrap:wrap;align-items:center;align-content:center;gap:8px 10px;min-width:0;width:100%;max-width:100%;box-sizing:border-box;padding:10px 12px}.ch2-warp-label{min-width:0;flex-shrink:0;align-self:center}.ch2-warp-threads{flex:1 1 0;min-width:0;max-width:100%;flex-wrap:wrap;row-gap:4px;column-gap:2px;justify-content:center;align-content:center;align-items:center}.ch2-thread-mini{width:5px;height:5px;flex-shrink:0}.ch2-warp-view{max-width:100%}.ch2-warp-view__grid{max-width:min(320px,92vw)}.ch2-thread-cell{min-width:22px;min-height:22px}.ch2-thread-id{font-size:8px}.ch2-viz{justify-content:flex-start;width:100%;min-width:0;overflow:hidden}}.ch3-container{flex:1;display:flex;flex-direction:column;align-items:stretch;min-height:0;gap:16px}.ch3-container .visual-box{width:100%}.ch3-controls{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;flex-shrink:0;width:100%}.ch3-controls .ch3-slider-group{flex-shrink:0}.ch3-stats{display:flex;align-items:center;gap:20px;margin-left:auto}.ch3-slider-group{display:flex;align-items:center;gap:10px}.ch3-slider-label{font-family:var(--font-mono);font-size:12px;color:var(--text-secondary)}.ch3-slider{width:120px;accent-color:var(--accent-coral);cursor:pointer}.ch3-slider-value{font-family:var(--font-mono);font-size:20px;font-weight:700;color:var(--accent-coral);min-width:24px;text-align:right}.ch3-tx-box,.ch3-efficiency-box{display:flex;align-items:baseline;gap:6px;padding:8px 14px;background:#ffffff05;border:1px solid;border-radius:8px;transition:border-color .3s}.ch3-tx-number,.ch3-efficiency-number{font-family:var(--font-mono);font-size:24px;font-weight:700;transition:color .3s}.ch3-tx-label,.ch3-efficiency-label{font-family:var(--font-mono);font-size:11px;color:var(--text-secondary)}.ch3-replay-btn{font-family:var(--font-mono);font-size:12px;color:var(--accent-coral);background:#e070601a;border:1px solid rgba(224,112,96,.25);border-radius:6px;padding:8px 14px;cursor:pointer;transition:background .2s}.ch3-replay-btn:hover{background:#e070602e}.ch3-svg-wrap{flex:1;min-height:0;display:flex;align-items:center;justify-content:center}.ch3-svg{width:100%;max-height:100%;margin-top:-55px}.ch3-tx-header{font-family:var(--font-mono);font-size:11px;font-weight:600;fill:var(--text-secondary);letter-spacing:.3px;text-transform:uppercase}.ch3-tx-header--active{fill:var(--accent-coral)}.ch3-usage-label{font-family:var(--font-mono);font-size:9px;fill:var(--text-secondary)}.ch3-thread-section-label{font-family:var(--font-mono);font-size:10px;fill:var(--text-secondary);letter-spacing:.5px}.ch3-thread-label{font-family:var(--font-mono);font-size:9px;font-weight:500;fill:var(--accent-coral);pointer-events:none}.ch3-addr-label{font-family:var(--font-mono);font-size:8px;fill:var(--text-secondary)}.ch3-formula{font-family:var(--font-mono);font-size:11px;fill:var(--text-secondary)}@media(max-width:768px){.ch3-container{gap:12px}.ch3-controls{flex-direction:column;align-items:stretch;gap:12px}.ch3-stats{margin-left:0;flex-wrap:wrap;justify-content:flex-start;gap:12px}.ch3-slider{width:min(120px,50vw)}.ch3-svg-wrap{overflow:hidden;justify-content:flex-start;min-width:0}.ch3-svg{min-width:0;max-width:100%;margin-top:-24px}}.code-block{background:#0000004d;border:1px solid var(--grid-line);border-radius:8px;padding:14px 16px;margin:0;overflow-x:auto;font-family:var(--font-mono);font-size:12px;line-height:1.6;color:var(--text-secondary);width:fit-content;min-width:0}.code-block__line{white-space:pre}.code-block--no-wrap .code-block__line{white-space:nowrap}.code-block__line--highlight{color:var(--accent-coral)}.code-block__line--comment{color:var(--success)}.subchapter-scroll{flex:1;min-height:0;overflow-y:scroll;scroll-snap-type:y mandatory;scroll-behavior:smooth;scrollbar-width:none;-webkit-overflow-scrolling:touch;touch-action:pan-y}.subchapter-scroll::-webkit-scrollbar{display:none}.subchapter-slide{height:100%;margin-bottom:48px;scroll-snap-align:start;scroll-snap-stop:always;display:flex;flex-direction:column;overflow:hidden;will-change:transform;position:relative}.slide-content{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.slide-content.visual-box{padding:20px}.subchapter-wrapper{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.ch4-header__section{color:var(--text-secondary);font-weight:500}.ch4-header__sep{color:var(--text-secondary);opacity:.7}.ch4-slide__header{flex-shrink:0;padding:0 8px 4px 0}.dot-rail{position:fixed;right:20px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:10px;z-index:10}.dot-rail .dot{width:6px;height:6px;border-radius:50%;background:#444;cursor:pointer;transition:background .2s,transform .2s;border:none;padding:0}.dot-rail .dot.active{background:var(--accent-coral);transform:scale(1.4)}.scroll-hint{position:absolute;bottom:24px;left:50%;transform:translate(-50%);color:#555;font-size:16px;pointer-events:none;transition:opacity .4s;animation:hint-bounce 1.5s infinite}.scroll-hint.hidden{opacity:0}@keyframes hint-bounce{0%,to{transform:translate(-50%) translateY(0)}50%{transform:translate(-50%) translateY(6px)}}.subchapter-slide--has-hint{position:relative}.ch4-slide__title{font-family:var(--font-display);font-weight:700;font-size:18px;letter-spacing:-.3px;color:var(--text-primary);margin:0 0 2px}.ch4-slide__subtitle{font-family:var(--font-body);font-size:13px;line-height:1.4;color:var(--text-secondary);margin:0}.slide-content .ch4-sub{flex:1;min-height:0;display:flex;flex-direction:column;align-items:stretch}.ch4-sub{flex:1;display:flex;flex-direction:column;align-items:center;gap:12px;min-height:0;width:100%}.ch4-uniform-explanation{font-family:var(--font-body);font-size:13px;line-height:1.5;color:var(--text-secondary);max-width:520px;text-align:center;flex-shrink:0}.ch4-uniform-explanation strong{color:var(--text-primary)}.ch4-warp-view{display:flex;flex-direction:column;align-items:flex-start;gap:12px;width:fit-content}.ch4-warp-view__title{font-family:var(--font-mono);font-size:13px;color:var(--text-secondary)}.ch4-warp-view__grid{display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(4,1fr);gap:4px;width:fit-content;max-width:280px}.ch4-thread-cell{min-width:24px;min-height:24px;aspect-ratio:1;background:var(--visual-box);border:1px solid var(--grid-line);border-radius:4px;display:flex;align-items:center;justify-content:center;transition:background .2s,border-color .2s,color .2s}.ch4-thread-cell--active{background:#e0706040;border-color:var(--accent-coral)}.ch4-thread-id{font-family:var(--font-mono);font-size:10px;color:var(--text-secondary);transition:color .2s}.ch4-thread-cell--active .ch4-thread-id{color:var(--accent-coral)}.ch4-thread-cell--dimmed{opacity:.4}.ch4-uniform-right{display:flex;flex-direction:column;gap:16px;align-items:center}.ch4-thread-cell--success.ch4-thread-cell--active{background:#5a9a6e59;border-color:var(--success)}.ch4-thread-cell--success.ch4-thread-cell--active .ch4-thread-id{color:var(--success)}.ch4-thread-cell--uniform.ch4-thread-cell--active{background:#e0706040;border-color:var(--accent-coral)}.ch4-thread-cell--uniform.ch4-thread-cell--active .ch4-thread-id{color:var(--accent-coral)}.ch4-utilization-wrap{display:flex;flex-direction:column;align-items:center;gap:6px}.ch4-utilization-wrap--uniform .ch4-utilization-bar__label{font-family:var(--font-mono);font-size:12px;font-weight:600;color:var(--text-primary)}.ch4-utilization-bar{width:100%;min-width:200px;max-width:400px;height:28px;background:#5a9a6e1f;border:1px solid rgba(90,154,110,.3);border-radius:6px;position:relative;overflow:hidden}.ch4-utilization-bar--uniform{height:6px;background:#e070601f;border:1px solid rgba(224,112,96,.3);border-radius:3px}.ch4-utilization-bar--uniform .ch4-utilization-bar__fill{background:var(--accent-coral)}.ch4-utilization-bar__fill{position:absolute;left:0;top:0;bottom:0;width:100%;background:var(--success);opacity:.4;border-radius:6px}.ch4-utilization-bar--uniform .ch4-utilization-bar__fill{border-radius:3px}.ch4-utilization-bar__label{font-family:var(--font-mono);font-size:12px;font-weight:600;color:var(--text-primary)}.ch4-lockstep-indicator{width:100%;min-width:200px;max-width:400px;height:24px;background:#e070600f;border:1px solid rgba(224,112,96,.12);border-radius:4px;position:relative;overflow:hidden}.ch4-lockstep-bar{height:100%;background:linear-gradient(90deg,var(--accent-coral),var(--accent-violet));opacity:.3;border-radius:4px;transition:none}.ch4-lockstep-label{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-family:var(--font-mono);font-size:10px;color:var(--text-secondary);letter-spacing:1px;text-transform:uppercase}.ch4-sub__main{display:flex;flex-direction:column;gap:16px}.ch4-sub__main--split{flex-direction:row;flex-wrap:wrap;align-items:flex-start;justify-content:center;gap:24px}.ch4-sub__main--uniform{flex:1;justify-content:center;align-items:center;gap:40px;margin-top:-48px}.ch4-sub__main--split .code-block{flex:0 0 auto;width:fit-content}.ch4-sub__main--split .ch4-warp-view{flex:0 0 auto}.ch4-sub__right{display:flex;flex-direction:column;gap:12px;flex:0 0 auto}.ch4-sub__right--center{align-items:center}.ch4-metric{font-family:var(--font-mono);font-size:14px;font-weight:700}.ch4-metric--success{color:var(--success)}.ch4-legend{display:flex;gap:12px;flex-wrap:wrap}.ch4-legend span{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:4px;font-family:var(--font-mono);font-size:11px;color:var(--text-primary)}.ch4-legend span i{display:inline-block;width:12px;height:12px;border-radius:2px;flex-shrink:0}.ch4-time-bar{display:flex;height:24px;border-radius:4px;overflow:hidden;background:var(--grid-line)}.ch4-time-bar__segment{transition:width .2s}.ch4-time-bar__label{font-family:var(--font-mono);font-size:10px;color:var(--text-secondary);margin-top:4px}.ch4-exec-time-wrap{width:100%;min-width:200px;max-width:400px;height:24px;background:#0003;border:1px solid var(--grid-line);border-radius:4px;position:relative;overflow:hidden}.ch4-exec-time-fill{position:absolute;left:0;top:0;bottom:0;background:linear-gradient(90deg,var(--accent-coral),var(--accent-violet));opacity:.4;border-radius:4px;transition:width .3s ease-out}.ch4-sub--conditional .ch4-conditional-viz-wrap{flex:1;display:flex;justify-content:center;align-items:center;min-height:0}.ch4-conditional-layout{display:flex;flex-direction:column;align-items:center;gap:16px;width:fit-content}.ch4-conditional-layout .ch4-timeline{width:100%;min-width:0;max-width:none}.ch4-timeline{background:#111;border:1px solid #1e1e1e;border-radius:8px;padding:16px 20px;display:flex;flex-direction:column;gap:12px;position:relative;width:100%;min-width:200px;max-width:420px}.ch4-tl-row{display:flex;align-items:center;gap:10px}.ch4-tl-name{width:60px;flex-shrink:0;font-family:var(--font-mono);font-size:10px;text-align:right;color:var(--text-secondary)}.ch4-tl-track{flex:1;height:20px;background:#1a1a1a;border-radius:3px;overflow:visible;position:relative}.ch4-tl-fill{height:100%;border-radius:3px;width:0%;display:flex;align-items:center;padding-left:8px;font-size:9px;font-weight:500;white-space:nowrap;overflow:hidden}.ch4-tl-fill--ideal{background:#1a2e1a;border:1px solid #3a7a4a;color:#4a9a6a}.ch4-tl-fill--a{background:#1a2535;border:1px solid #3a6a8a;color:#5a8ab0}.ch4-tl-fill--b{background:#221a35;border:1px solid #6a4a8a;color:#8a6ab0;position:absolute;left:50%;top:0;height:100%;display:flex;align-items:center;justify-content:flex-end;padding-right:8px;padding-left:0}.ch4-tl-fill--c{background:#e0706040;border:1px solid var(--accent-coral);color:var(--accent-coral);position:absolute;left:66.67%;top:0;height:100%;display:flex;align-items:center;justify-content:flex-end;padding-right:8px;padding-left:0}.ch4-timeline--three-paths .ch4-tl-fill--b{left:33.33%}.ch4-timeline--three-paths .ch4-tl-fill--c{left:66.67%}.ch4-tl-row--cost{align-items:center}.ch4-tl-cost-track{flex:1;height:6px;background:#1a1a1a;border-radius:3px;overflow:hidden;position:relative}.ch4-tl-cost-fill{height:100%;width:0%;background:#a07830;border-radius:3px}.ch4-tl-section-label{font-family:var(--font-mono);font-size:9px;color:#444;letter-spacing:.08em;margin-bottom:4px}.ch4-tl-badge{font-size:8px;opacity:.8;margin-left:2px}.ch4-tl-name--ideal{color:#4a9a6a}.ch4-tl-name--a{color:#5a8ab0}.ch4-tl-name--b{color:#8a6ab0}.ch4-tl-name--cost{color:#a07830}.ch4-tl-idle{position:absolute;right:0;top:0;height:100%;width:50%;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:8px;color:#333;border-left:1px dashed #2a2a2a;opacity:0;pointer-events:none}.ch4-tl-idle--visible{opacity:.7;width:auto;min-width:24px;padding:0 6px;left:12.5%;right:0}.ch4-tl-track--has-idle,.ch4-tl-track--pass-a,.ch4-tl-track--pass-b{overflow:hidden}.ch4-tl-idle-zone{position:absolute;left:50%;right:0;top:0;height:100%;background:#0003;border-left:1px dashed #2a2a2a;pointer-events:none;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:8px;color:#444}.ch4-tl-idle-zone--left{left:0;right:50%;border-left:none;border-right:1px dashed #2a2a2a}.ch4-tl-idle-zone--right{left:66.67%;right:0;border-left:1px dashed #2a2a2a;border-right:none}.ch4-tl-idle-zone--wide{right:33.33%}.ch4-timeline--three-paths .ch4-tl-track--pass-a .ch4-tl-idle-zone{left:33.33%}.ch4-timeline--three-paths .ch4-tl-track--pass-b .ch4-tl-idle-zone--left{right:66.67%}.ch4-timeline--three-paths .ch4-tl-track--pass-b .ch4-tl-idle-zone--right{left:66.67%;right:0}.ch4-tl-fill--b-three{left:33.33%!important}.ch4-tl-fill--c-three{left:66.67%!important;background:#e0706040;border-color:var(--accent-coral);color:var(--accent-coral)}.ch4-timeline--three-paths .ch4-tl-fill{transition:none}.ch4-timeline--three-paths .ch4-tl-cost-fill{transition:none;background:#6a3a1a}.ch4-tl-name--c{color:var(--accent-coral)}.ch4-tl-track--pass-c{overflow:hidden}.ch4-timeline--variable-loops{margin-top:20px;position:relative}.ch4-timeline--variable-loops .ch4-tl-idle-zone--vl0{left:12.5%}.ch4-timeline--variable-loops .ch4-tl-cost-fill{background:#6a3a1a}.ch4-timeline--variable-loops .ch4-tl-name--ideal{color:#4a9a6a}.ch4-timeline--variable-loops .ch4-tl-fill--ideal{background:#1a2e1a;border:1px solid #3a7a4a;color:#4a9a6a}.ch4-tl-name--vl0{color:#8a6ab0}.ch4-tl-name--vl1{color:#5a8ab0}.ch4-tl-name--vl2{color:var(--accent-coral)}.ch4-tl-fill--vl0{background:#8a6ab033;border:1px solid #6a4a8a;color:#8a6ab0}.ch4-tl-fill--vl1{background:#1a2535;border:1px solid #3a6a8a;color:#5a8ab0}.ch4-tl-fill--vl2{background:#e0706026;border:1px solid rgba(224,112,96,.4);color:var(--accent-coral)}.ch4-timeline--variable-loops .ch4-tl-cost-label{font-size:11px;font-weight:500;margin-left:10px}.ch4-tl-cost-label{font-family:var(--font-mono);font-size:10px;color:#a07830;margin-left:8px;flex-shrink:0}.ch4-exec-time-label{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-family:var(--font-mono);font-size:10px;color:var(--text-secondary);letter-spacing:.5px}.ch4-phase-label{font-family:var(--font-mono);font-size:13px;font-weight:600}.ch4-serialization{font-family:var(--font-mono);font-size:12px;font-weight:600;color:var(--danger)}.ch4-performance-chart{display:flex;flex-direction:column;gap:8px}.ch4-performance-chart__title{font-family:var(--font-mono);font-size:11px;font-weight:600;color:var(--danger)}.ch4-performance-chart__bars{display:flex;align-items:flex-end;gap:4px;height:80px}.ch4-performance-chart__bar{flex:1;min-width:8px;border-radius:2px 2px 0 0;transition:height .2s}.ch4-performance-chart__bar--bottleneck{outline:2px solid var(--warning);outline-offset:2px}.ch4-performance-chart__bottleneck-label{font-family:var(--font-mono);font-size:10px;color:var(--text-secondary)}.ch4-before-after{display:flex;align-items:flex-start;justify-content:center;gap:24px;flex-wrap:wrap}.ch4-before-after__col{flex:1;min-width:0;display:flex;flex-direction:column;gap:16px}.ch4-before-after__col--before .ch4-before-after__label{color:var(--danger)}.ch4-before-after__col--after .ch4-before-after__label{color:var(--success)}.ch4-before-after__label{font-family:var(--font-mono);font-size:12px;font-weight:600}.ch4-before-after__label--success{color:var(--success)}.ch4-before-after__label--danger{color:var(--danger)}.ch4-before-after__grid{display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(4,1fr);gap:4px;max-width:200px}.ch4-before-after__cell{aspect-ratio:1;border-radius:4px}.ch4-before-after__caption{font-family:var(--font-mono);font-size:11px;color:var(--danger)}.ch4-before-after__caption--success{color:var(--success)}.ch4-before-after__arrow{display:flex;flex-direction:column;align-items:center;gap:8px;padding-top:40px}.ch4-before-after__arrow span{font-family:var(--font-mono);font-size:12px;font-weight:700;color:var(--warning)}.ch4-before-after__arrow-line{width:2px;height:40px;background:var(--warning);opacity:.6}.ch4-before-after--code .ch4-before-after__col{flex:1;min-width:220px}.ch4-sub.predication-slide{align-items:stretch}.predication-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}.predication-col{display:flex;flex-direction:column;gap:12px}.predication-col__label{font-family:var(--font-mono);font-size:12px;font-weight:600;color:var(--danger)}.predication-col__label--success{color:var(--success)}.predication-code{background:#0000004d;border:1px solid var(--grid-line);border-radius:8px;padding:14px 16px;margin:0;font-family:var(--font-mono);font-size:12px;line-height:1.6;overflow-x:auto}.predication-code code{display:block}.predication-code code>div{white-space:pre}.predication-code--comment{color:#5a9a6a}.predication-code--line{color:#666}.predication-code--a{color:#5a8ab0}.predication-code--b{color:#8a6ab0}.predication-warp-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:3px}.pred-wc{aspect-ratio:1;border-radius:3px;font-size:8px;font-weight:500;display:flex;align-items:center;justify-content:center;transition:all .7s cubic-bezier(.34,1.2,.64,1)}.pred-wc-a{background:#1a2535;border:1px solid #3a6a8a;color:#5a8ab0}.pred-wc-b{background:#221a35;border:1px solid #6a4a8a;color:#8a6ab0}.pred-wc-all{background:#1a2e1a;border:1px solid #3a7a4a;color:#4a9a6a}.pred-wc-dim{background:#1a1a1a;border:1px solid #1e1e1e;color:#2a2a2a}.predication-pass-label{font-family:var(--font-mono);font-size:10px;font-weight:500}.predication-mini-tl{background:#111;border:1px solid #1e1e1e;border-radius:6px;padding:8px;display:flex;flex-direction:column;gap:6px}.predication-tl-row{display:flex;align-items:center;gap:8px}.predication-tl-name{min-width:3.5em;font-family:var(--font-mono);font-size:9px;text-align:right}.predication-tl-track{flex:1;height:14px;background:#1a1a1a;border-radius:3px;overflow:hidden;position:relative;min-width:0}.predication-tl-track--b{position:relative}.predication-tl-track--b .predication-tl-fill--b{position:absolute;left:50%;top:0;bottom:0;width:0%;border-radius:3px;transition:width .5s cubic-bezier(.25,.46,.45,.94);background:#221a35;border:1px solid #6a4a8a}.predication-tl-fill{position:absolute;left:0;top:0;bottom:0;width:0%;border-radius:3px;transition:width .5s cubic-bezier(.25,.46,.45,.94)}.predication-tl-fill--a{background:#1a2535;border:1px solid #3a6a8a}.predication-tl-fill--green{background:#1a2e1a;border:1px solid #3a7a4a}.predication-tl-fill--util{background:#e0706059;border:1px solid var(--accent-coral);transition:width .6s ease}.predication-tl-fill--util-green{background:#1a4a2a;border:1px solid #3a7a4a;transition:width .6s ease}.ch4-before-after--bars .ch4-before-after__col{flex:1;min-width:180px}.ch4-bar-chart{display:flex;align-items:flex-end;gap:6px;height:100px}.ch4-bar-chart__bar{flex:1;min-width:12px;background:var(--accent-coral);border-radius:4px 4px 0 0}.ch4-bar-chart__bar--bottleneck{outline:2px solid var(--warning);outline-offset:2px}.ch4-bar-chart__bar--uniform{background:var(--warning)}.ch4-bar-chart--uniform{height:60px}.ch4-bar-chart__label{font-family:var(--font-mono);font-size:11px;color:var(--danger)}.ch4-bar-chart__label--success{color:var(--success)}.ch4-bullets{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:12px 24px}.ch4-bullets li{font-family:var(--font-body);font-size:13px;color:var(--text-secondary)}.ch4-bullets__pro:before{content:"✓ ";color:var(--success)}.ch4-bullets__con:before{content:"× ";color:var(--danger)}.ch4-techniques,.ch4-principles{font-family:var(--font-body);font-size:13px;color:var(--text-secondary)}.ch4-techniques__title,.ch4-principles__title{font-family:var(--font-mono);font-size:12px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.ch4-techniques ul,.ch4-principles ul{list-style:disc;padding-left:20px;margin:0}.ch4-techniques li,.ch4-principles li{margin-bottom:4px}.ch4-algorithm-caption{font-family:var(--font-mono);font-size:11px;font-weight:600}.ch4-algorithm-caption--danger{color:var(--danger)}.ch4-algorithm-caption--success{color:var(--success)}.data-sorting-slide .ch4-sub{align-items:stretch}.data-sorting-container{flex:1;min-height:0;display:flex;flex-direction:column;gap:8px;justify-content:center;padding-top:0;margin-top:-48px}.data-sorting-layout{flex:0 0 55%;min-height:0;display:flex;align-items:stretch}.data-sorting-content{flex:0 0 auto;display:flex;gap:48px;align-items:stretch;min-width:min(600px,100%)}.data-sorting-left{flex:1;min-width:0;flex-shrink:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}.data-sorting-block{position:relative;display:flex;flex-direction:column;align-items:center;flex:1;min-height:0;padding-top:14px}.data-sorting-block-label{position:absolute;top:0;left:0;font-family:var(--font-mono);font-size:9px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}.data-sorting-right{width:260px;flex-shrink:0;display:flex;flex-direction:column;gap:8px;min-width:0}.data-sorting-right-scroll{display:flex;flex-direction:column;min-width:0;flex:1}.data-sorting-right-scroll-inner{display:flex;flex-direction:column;gap:8px;min-width:0;align-items:stretch}.data-sorting-spacer{flex:1;min-width:0}.data-sorting-footer{flex-shrink:0;display:flex;flex-direction:column;align-items:center;gap:4px}.data-sorting-grid{overflow:hidden;display:grid;grid-template-columns:repeat(16,1fr);gap:1px;aspect-ratio:1;flex:1;min-height:0;height:100%;width:auto;max-width:100%}.data-sorting-grid .dc{border-radius:2px;aspect-ratio:1;border:1px solid transparent;overflow:hidden;outline:none;box-shadow:none;transition:background .3s,border-color .3s,transform .35s cubic-bezier(.34,1.2,.64,1)}.data-sorting-state-label{font-family:var(--font-mono);font-size:11px;font-weight:500;flex-shrink:0;min-width:280px;text-align:center}.data-sorting-legend{display:flex;gap:12px;flex-shrink:0}.data-sorting-legend span{display:inline-flex;align-items:center;gap:4px;font-family:var(--font-mono);font-size:10px;color:var(--text-secondary)}.data-sorting-legend i{width:10px;height:10px;border-radius:2px;flex-shrink:0}.data-sorting-legend-a{background:#1a2535;border:1px solid #3a6a8a}.data-sorting-legend-b{background:#221a35;border:1px solid #6a4a8a}.data-sorting-warp-panel{background:#111;border:1px solid #1e1e1e;border-radius:6px;padding:8px;display:flex;flex-direction:column;gap:0}.data-sorting-warp-section{display:flex;flex-direction:column;gap:4px}.data-sorting-warp-divider{height:1px;background:#1e1e1e;margin:6px 0}.data-sorting-warp-label{font-family:var(--font-mono);font-size:9px;font-weight:600;text-transform:lowercase}.data-sorting-warp-grid{overflow:hidden;display:grid;grid-template-columns:repeat(8,1fr);gap:2px}.data-sorting-warp-grid .wc{border-radius:2px;aspect-ratio:1;overflow:hidden;font-size:7px;font-weight:500;display:flex;align-items:center;justify-content:center;transition:all .4s cubic-bezier(.34,1.2,.64,1)}.data-sorting-warp-grid .wc-a{background:#1a2535;border:1px solid #3a6a8a;color:#5a8ab0}.data-sorting-warp-grid .wc-b{background:#221a35;border:1px solid #6a4a8a;color:#8a6ab0}.data-sorting-warp-grid .wc-dim{background:#1a1a1a;border:1px solid #1e1e1e;color:#2a2a2a}.data-sorting-timeline{background:#111;border:1px solid #1e1e1e;border-radius:6px;padding:8px;display:flex;flex-direction:column;gap:0}.data-sorting-tl-row{display:flex;align-items:center;gap:8px}.data-sorting-tl-divider{height:1px;background:#1e1e1e;margin:6px 0}.data-sorting-tl-name{width:40px;flex-shrink:0;font-family:var(--font-mono);font-size:9px;text-align:right}.data-sorting-tl-track{flex:1;height:14px;background:#1a1a1a;border-radius:3px;overflow:hidden;position:relative}.data-sorting-tl-track--before{position:relative}.data-sorting-tl-track--before .data-sorting-tl-fill--a{position:absolute;left:0;top:0;bottom:0;width:0%;border-radius:3px;transition:width .55s cubic-bezier(.25,.46,.45,.94)}.data-sorting-tl-track--before .data-sorting-tl-fill--b{position:absolute;left:50%;top:0;bottom:0;width:0%;border-radius:3px;transition:width .55s cubic-bezier(.25,.46,.45,.94)}.data-sorting-tl-fill--a{background:#1a2535;border:1px solid #3a6a8a}.data-sorting-tl-fill--b{background:#221a35;border:1px solid #6a4a8a}.data-sorting-tl-track--after{position:relative}.data-sorting-tl-track--after .data-sorting-tl-fill--after{position:absolute;left:0;top:0;bottom:0;width:0%;background:#1a2e1a;border:1px solid #3a7a4a;border-radius:3px;transition:width .55s cubic-bezier(.25,.46,.45,.94)}.data-sorting-tl-midline{position:absolute;left:50%;top:0;bottom:0;width:1px;border-left:1px dashed #2a2a2a;pointer-events:none}.data-sorting-tl-cost-track{flex:1;height:4px;background:#1a1a1a;border-radius:3px;overflow:hidden;position:relative}.data-sorting-tl-cost-fill{position:absolute;left:0;top:0;bottom:0;width:0%;background:#6a3a1a;border-radius:3px}.data-sorting-tl-cost-label{font-family:var(--font-mono);font-size:9px;font-weight:500;color:#a07830;flex-shrink:0}.ch4-sub.load-balancing-slide{display:flex;flex-direction:column;gap:16px}.lb-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px;flex:1;min-height:0}.lb-left{display:flex;flex-direction:column;gap:14px;min-width:0}.lb-right{display:flex;flex-direction:column;gap:12px;min-width:0}.lb-tech-buttons{display:flex;flex-direction:row;gap:8px}.lb-tech-btn{flex:1;background:#1a1a1a;border:1px solid #2a2a2a;color:#888;font-size:10px;padding:6px 10px;border-radius:5px;cursor:pointer;font-family:var(--font-mono);text-align:center;transition:all .15s}.lb-tech-btn:hover{border-color:#444;color:#aaa}.lb-tech-btn.active{background:#1a2535;border-color:#3a6a8a;color:#5a8ab0}.lb-desc-panel{flex:1;min-height:0;background:#111;border:1px solid #1e1e1e;border-radius:7px;padding:14px;display:flex;flex-direction:column;gap:8px}.lb-desc-title{font-size:12px;color:#5a8ab0;font-weight:500}.lb-desc-text{font-size:11px;color:#666;line-height:1.7}.lb-tech-illustration{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;margin-top:10px}.lb-tech-illustration svg{width:100%;height:100%;max-height:160px}.lb-bar-chart-wrap{flex:1;min-height:0;position:relative;background:#111;border:1px solid #1e1e1e;border-radius:7px;padding:14px;display:flex;flex-direction:column;gap:8px}.lb-bar-chart-title{font-family:var(--font-mono);font-size:10px;color:#666;flex-shrink:0}.lb-bar-chart{flex:1;min-height:80px;display:flex;align-items:flex-end;gap:3px;position:relative}.lb-bar{flex:1;min-width:0;border-radius:2px 2px 0 0;transition:height .6s cubic-bezier(.25,.46,.45,.94),background .4s ease,border .4s ease}.lb-bar-over{background:#e0706059;border:1px solid var(--accent-coral)}.lb-bar-balanced{background:#4a7a2a;border:1px solid #5a9a3a}.lb-avg-line{position:absolute;left:14px;right:14px;border-top:1px dashed #3a6a3a;pointer-events:none;transition:bottom .6s cubic-bezier(.25,.46,.45,.94)}.lb-avg-label{position:absolute;left:0;top:-14px;font-size:8px;color:#3a6a3a;font-family:var(--font-mono)}.lb-bottleneck-line{position:absolute;left:0;right:0;bottom:100%;border-top:1px dashed var(--accent-coral);pointer-events:none;transition:opacity .3s ease}.lb-bottleneck-label{position:absolute;left:0;top:-14px;font-size:8px;color:var(--accent-coral);font-family:var(--font-mono)}.lb-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;flex-shrink:0}.lb-metric{background:#111;border:1px solid #1e1e1e;border-radius:6px;padding:10px 12px}.lb-metric-label{font-size:9px;color:#444;letter-spacing:.07em;margin-bottom:4px}.lb-metric-val{font-size:18px;font-weight:500;font-family:var(--font-mono)}@media(max-width:768px){.dot-rail{right:12px;gap:8px}.dot-rail .dot{width:10px;height:10px;min-width:10px;min-height:10px}.subchapter-slide .slide-content{overflow:hidden;min-width:0;touch-action:auto}.subchapter-slide .slide-content:has(.data-sorting-slide),.subchapter-slide .slide-content:has(.predication-slide),.subchapter-slide .slide-content:has(.load-balancing-slide){overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior-y:auto;touch-action:auto}.subchapter-scroll{touch-action:auto}.slide-content.visual-box{padding:10px 12px 10px 10px;padding-right:max(12px,calc(12px + env(safe-area-inset-right)));padding-bottom:max(8px,env(safe-area-inset-bottom))}.slide-content.visual-box .ch4-sub>.visual-box__header{width:100%;max-width:100%;min-width:0;align-items:flex-start}.slide-content.visual-box .ch4-sub>.visual-box__header .visual-box__title{max-width:100%;font-size:9px;line-height:1.45;white-space:normal;word-break:break-word}.ch4-sub--conditional .ch4-conditional-viz-wrap{width:100%;max-width:100%;min-width:0;min-height:0;flex:1 1 0;display:flex;flex-direction:column;align-items:stretch;justify-content:center;overflow-x:hidden;overflow-y:visible;touch-action:auto}.ch4-conditional-layout{width:100%;max-width:100%;min-width:0;box-sizing:border-box;padding-right:32px;align-items:stretch;gap:8px}.ch4-sub--conditional{justify-content:flex-start;gap:8px}.ch4-sub--conditional .visual-box__header{flex-shrink:0;margin-bottom:0;align-self:stretch}.ch4-sub--conditional .code-block{width:100%;max-width:100%;box-sizing:border-box;font-size:8.5px;line-height:1.32;padding:5px 7px;overflow-x:hidden;overflow-y:visible}.ch4-sub--conditional .code-block .code-block__line{white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere}.ch4-sub--conditional .ch4-warp-view{gap:4px}.ch4-sub--conditional .ch4-warp-view__title{font-size:10px}.ch4-sub--conditional .ch4-legend span{font-size:9px;padding:2px 6px;gap:4px}.ch4-sub--conditional .ch4-legend span i{width:9px;height:9px}.ch4-sub--conditional .insight-bar{flex-shrink:0;align-self:stretch;padding:6px 10px;gap:8px;margin-top:0}.ch4-sub--conditional .insight-bar__icon{font-size:13px}.ch4-sub--conditional .insight-bar__text{font-size:11px;line-height:1.35}.ch4-sub--conditional .ch4-timeline{padding:6px 8px;gap:4px}.ch4-sub--conditional .ch4-timeline .ch4-tl-section-label{font-size:8px;margin-bottom:2px}.ch4-sub--conditional .ch4-timeline .ch4-tl-row{row-gap:2px}.ch4-sub--conditional .ch4-timeline .ch4-tl-track{height:12px}.ch4-sub--conditional .ch4-timeline .ch4-tl-name{font-size:8px;line-height:1.25}.ch4-sub--conditional .ch4-timeline .ch4-tl-fill{font-size:7px;padding-left:4px}.ch4-sub--conditional .ch4-timeline .ch4-tl-row--cost{gap:3px}.ch4-sub--conditional .ch4-timeline .ch4-tl-row--cost .ch4-tl-cost-label{font-size:7px}.ch4-timeline{padding:10px 12px;gap:8px}.ch4-timeline .ch4-tl-row{flex-wrap:wrap;align-items:flex-start;row-gap:4px;column-gap:0}.ch4-timeline .ch4-tl-name{width:100%;max-width:100%;flex-shrink:0;text-align:left;font-size:9px;line-height:1.3}.ch4-timeline .ch4-tl-track{width:100%;flex:none;min-width:0;height:18px}.ch4-timeline .ch4-tl-row--cost{flex-direction:column;align-items:stretch;gap:6px}.ch4-timeline .ch4-tl-row--cost .ch4-tl-name{width:100%}.ch4-timeline .ch4-tl-row--cost .ch4-tl-cost-track{width:100%;flex:none}.ch4-timeline .ch4-tl-row--cost .ch4-tl-cost-label{margin-left:0;width:100%;text-align:right;font-size:8px;line-height:1.3;word-break:break-word}.ch4-timeline--variable-loops{margin-top:8px}.ch4-sub--conditional .ch4-warp-view__grid{gap:2px;max-width:min(260px,calc(100vw - 100px))}.ch4-sub--conditional .ch4-thread-cell{min-width:16px;min-height:16px}.ch4-sub--conditional .ch4-thread-id{font-size:7px}.ch4-sub--conditional .ch4-legend{flex-wrap:wrap;justify-content:center;gap:8px 12px;max-width:100%}.slide-content .ch4-sub{min-width:0;width:100%;max-width:100%;align-items:stretch;align-self:stretch;overflow:hidden;touch-action:auto}.slide-content .ch4-sub.ch4-sub--conditional{overflow:hidden;touch-action:auto;flex:1 1 0;min-height:0}.slide-content:has(.data-sorting-slide) .ch4-sub,.slide-content:has(.predication-slide) .ch4-sub,.slide-content:has(.load-balancing-slide) .ch4-sub{overflow:visible;flex:0 0 auto;min-height:0}.ch4-sub__main--split{flex-direction:column;align-items:center;gap:14px;width:100%}.ch4-sub--conditional .ch4-sub__main--split{gap:6px}.ch4-sub__main--split .code-block{max-width:100%}.ch4-sub__main--uniform{margin-top:0;gap:20px}.ch4-utilization-bar,.ch4-exec-time-wrap{min-width:0;width:100%;max-width:100%}.ch4-timeline{min-width:0!important;max-width:100%;width:100%;box-sizing:border-box}.ch4-before-after--code .ch4-before-after__col,.ch4-before-after--bars .ch4-before-after__col{min-width:0}.ch4-thread-cell{min-width:18px;min-height:18px}.ch4-thread-id{font-size:8px}.ch4-warp-view{max-width:100%}.predication-grid{grid-template-columns:1fr;gap:16px;flex:0 1 auto;min-height:0}.predication-code{max-width:100%}.lb-layout{grid-template-columns:1fr;gap:16px;flex:0 1 auto;min-height:0}.lb-tech-buttons{flex-direction:row;flex-wrap:wrap}.lb-tech-btn{flex:1 1 auto;min-width:100px}.data-sorting-content{flex-direction:column;gap:10px;align-items:stretch;min-width:0!important}.data-sorting-right{width:100%;max-width:100%;min-width:0;flex:0 0 auto;gap:0}.data-sorting-slide .data-sorting-right-scroll{overflow-x:auto;overflow-y:visible;-webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;width:100%;max-width:100%;padding:0 4px 10px 6px;box-sizing:border-box}.data-sorting-slide .data-sorting-right-scroll:focus-visible{outline:2px solid var(--accent-coral-muted);outline-offset:2px;border-radius:4px}.data-sorting-slide .data-sorting-right-scroll-inner{min-width:260px;width:max-content;max-width:none;gap:8px}.data-sorting-slide .data-sorting-container{flex:0 1 auto;min-height:0;margin-top:0;gap:4px;justify-content:flex-start}.data-sorting-slide .data-sorting-spacer{display:none}.data-sorting-slide .data-sorting-layout{flex:0 1 auto;min-height:0}.data-sorting-slide .data-sorting-left{flex:0 1 auto;min-height:0;justify-content:flex-start;align-items:center;gap:6px;padding-left:32px;padding-right:32px;box-sizing:border-box;width:100%;max-width:100%}.data-sorting-slide .data-sorting-block-label{left:50%;transform:translate(-50%);width:max-content;text-align:center}.data-sorting-slide .data-sorting-block{flex:0 1 auto;min-height:0;padding-top:12px;width:100%;max-width:100%;box-sizing:border-box}.data-sorting-slide .data-sorting-grid{width:100%;max-width:min(320px,100%);aspect-ratio:1;flex:0 0 auto;min-height:0;max-height:none;height:auto;margin:0 auto;box-sizing:border-box}.data-sorting-slide .data-sorting-state-label{min-width:0;font-size:10px;padding:0 4px}.data-sorting-slide .data-sorting-legend span{font-size:9px}.data-sorting-slide .data-sorting-warp-panel{padding:8px 10px;border-radius:6px;box-sizing:border-box}.data-sorting-slide .data-sorting-warp-section{gap:4px}.data-sorting-slide .data-sorting-warp-label{font-size:9px;line-height:1.25}.data-sorting-slide .data-sorting-warp-divider{margin:6px 0}.data-sorting-slide .data-sorting-warp-grid{grid-template-columns:repeat(8,1fr);grid-template-rows:none;gap:2px;width:100%;max-width:none;margin:0;align-self:stretch}.data-sorting-slide .data-sorting-warp-grid .wc{aspect-ratio:1;min-height:0;height:auto;font-size:7px;font-weight:500;border-radius:2px}.data-sorting-slide .data-sorting-timeline{padding:8px 10px;border-radius:6px;box-sizing:border-box}.data-sorting-slide .data-sorting-tl-row{gap:8px;align-items:center}.data-sorting-slide .data-sorting-tl-divider{margin:6px 0}.data-sorting-slide .data-sorting-tl-name{width:44px;font-size:9px;flex-shrink:0}.data-sorting-slide .data-sorting-tl-track{height:14px;border-radius:3px}.data-sorting-slide .data-sorting-tl-cost-track{height:4px;border-radius:3px}.data-sorting-slide .data-sorting-tl-cost-label{font-size:9px;max-width:42%;text-align:right;line-height:1.3}.load-balancing-slide .lb-bar-chart-wrap{padding:8px 10px;gap:5px}.load-balancing-slide .lb-bar-chart{flex:none;min-height:0;height:min(72px,22vw)}.ch4-before-after{flex-direction:column;gap:20px}.ch4-warp-view__grid{max-width:min(280px,100%)}.ch4-performance-chart__bars{height:min(80px,22vw)}.ch4-bar-chart{height:min(100px,28vw)}}@media(max-width:480px){.slide-content.visual-box{padding:8px 10px}}.ch5-header__section{color:var(--text-secondary);font-weight:500}.ch5-header__sep{color:var(--text-secondary);opacity:.7}.slide-content .ch5-sub{flex:1;min-height:0;display:flex;flex-direction:column;align-items:stretch}.ch5-sub{display:flex;flex-direction:column;min-height:0;flex:1;width:100%;gap:0}.ch5-bb-main{flex:1;min-height:0;display:flex;flex-direction:column;justify-content:center;align-items:center;width:100%}.ch5-bb-viz-cluster{display:flex;flex-direction:column;gap:14px;width:100%;max-width:920px;flex-shrink:0}.ch5-bb-legend{display:flex;flex-wrap:wrap;gap:16px 22px;padding-left:72px;margin-bottom:0;font-family:var(--font-body);font-size:11px;color:var(--text-secondary);flex-shrink:0;width:100%}.ch5-bb-legend__item{display:flex;align-items:center;gap:8px}.ch5-bb-legend__swatch{width:14px;height:14px;border-radius:3px;flex-shrink:0}.ch5-bb-legend__swatch--compute{background:var(--accent-coral)}.ch5-bb-legend__swatch--stall{background:var(--warning)}.ch5-bb-legend__swatch--post{background:var(--success)}.ch5-bb-legend__swatch--wall{width:3px;height:14px;border-radius:1px;background:var(--accent-coral)}.ch5-bb-lanes-section{display:flex;flex-direction:column;flex-shrink:0;width:100%}.ch5-bb-lanes-header{display:flex;align-items:flex-end;gap:8px;flex-shrink:0;margin-bottom:2px}.ch5-bb-lanes-header__spacer{width:72px;flex-shrink:0}.ch5-bb-barrier-label-host{flex:1;min-width:0;position:relative;height:16px}.ch5-bb-barrier-label{position:absolute;left:68%;bottom:0;transform:translate(-50%);font-family:var(--font-mono);font-size:10px;font-weight:500;color:var(--accent-coral-muted);text-transform:uppercase;letter-spacing:.4px;white-space:nowrap}.ch5-bb-barrier-label__caret{margin-right:4px}.ch5-bb-lanes-body{position:relative;display:flex;flex-direction:column;gap:6px;flex-shrink:0;align-items:stretch;width:100%}.ch5-bb-barrier-line-span{position:absolute;left:calc(72px + (100% - 72px)*.68);top:0;bottom:0;width:0;border-left:2px dashed var(--accent-coral);transform:translate(-50%);z-index:5;pointer-events:none}.ch5-bb-lane{display:flex;align-items:stretch;gap:8px;height:36px}.ch5-bb-lane__label{width:64px;flex-shrink:0;display:flex;align-items:center;justify-content:flex-end;padding-right:4px;font-family:var(--font-mono);font-size:11px;color:var(--text-secondary)}.ch5-bb-track-shell{flex:1;min-width:0;position:relative}.ch5-bb-track{position:relative;height:100%;border-radius:6px;border-width:1px;border-style:solid;overflow:hidden;background:#0003}.ch5-bb-track--compute{border-color:color-mix(in srgb,var(--accent-coral) 55%,transparent)}.ch5-bb-track--stall{border-color:color-mix(in srgb,var(--warning) 55%,transparent)}.ch5-bb-track--post{border-color:color-mix(in srgb,var(--success) 55%,transparent)}.ch5-bb-track__fill{box-sizing:border-box;height:100%;border-radius:5px;width:0;border-width:1px;border-style:solid;transition:background .4s ease,border-color .4s ease}.ch5-bb-track__fill--compute{background:color-mix(in srgb,var(--accent-coral) 38%,transparent);border-color:color-mix(in srgb,var(--accent-coral) 82%,transparent)}.ch5-bb-track__fill--stall{background:color-mix(in srgb,var(--warning) 38%,transparent);border-color:color-mix(in srgb,var(--warning) 82%,transparent)}.ch5-bb-track__fill--post{background:color-mix(in srgb,var(--success) 38%,transparent);border-color:color-mix(in srgb,var(--success) 82%,transparent)}.ch5-bb-track__flash{position:absolute;inset:0;border-radius:6px;background:var(--success);opacity:0;pointer-events:none;z-index:3}.ch5-bb-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;flex-shrink:0;width:100%}@media(max-width:900px){.ch5-bb-stats{grid-template-columns:repeat(2,1fr)}}.ch5-bb-stat{background:var(--surface-elevated);border-radius:8px;padding:12px 14px;border:1px solid rgba(255,255,255,.04)}.ch5-bb-stat__label{font-family:var(--font-mono);font-size:9px;font-weight:500;text-transform:uppercase;letter-spacing:.45px;color:var(--text-secondary);margin-bottom:6px}.ch5-bb-stat__value{font-family:var(--font-display);font-size:22px;font-weight:700;color:var(--text-primary);line-height:1.1}.ch5-bb-stat__value--warn{color:var(--warning)}.ch5-bb-stat__value--phase-compute{color:var(--accent-coral)}.ch5-bb-stat__value--phase-stall{color:var(--warning)}.ch5-bb-stat__value--phase-post{color:var(--success)}.ch5-bb-stat__sub{font-family:var(--font-body);font-size:11px;color:var(--text-secondary);margin-top:4px;line-height:1.35}.ch5-bb-stat__bar{margin-top:8px;height:5px;border-radius:3px;background:#ffffff0f;overflow:hidden}.ch5-bb-stat__bar-fill{height:100%;border-radius:3px;transition-property:background;transition-duration:.2s}.ch5-bb-stat__bar-fill--good{background:var(--success)}.ch5-bb-stat__bar-fill--mid{background:var(--warning)}.ch5-bb-stat__bar-fill--bad{background:var(--accent-coral)}.ch5-sub.subview-5-4{gap:0}.subview-5-4__body{flex:1;min-height:0;display:flex;flex-direction:column;justify-content:center;width:100%;max-width:920px;align-self:center}.ch5-lane-row{display:flex;align-items:center;gap:8px}.ch5-lane-label{width:64px;flex-shrink:0;text-align:right;font-size:12px;font-weight:600;color:var(--text-secondary);line-height:1.4}.ch5-lane-sublabel{display:block;font-size:10px;opacity:.5;font-weight:400}.ch5-track{flex:1;height:34px;border-radius:5px;background:var(--visual-box);border:1px solid var(--grid-line);position:relative;overflow:hidden}.ch5-lanes{display:flex;flex-direction:column;gap:7px;margin-bottom:20px}.ch5-legend{display:flex;gap:16px;margin-bottom:14px;font-size:11px;color:var(--text-secondary);padding-left:72px;flex-wrap:wrap}.ch5-legend .legend-dot{width:10px;height:10px;border-radius:2px;display:inline-block;margin-right:5px;vertical-align:middle}.ch5-legend .legend-block{width:8px;height:14px;border-radius:2px;box-sizing:border-box;border:1px solid color-mix(in srgb,var(--accent-coral) 88%,transparent);background:color-mix(in srgb,var(--accent-coral) 42%,transparent);display:inline-block;margin-right:5px;vertical-align:middle}.ch5-util-row{padding-left:72px;margin-bottom:20px}.ch5-util-label{font-size:11px;color:var(--text-secondary);margin-bottom:6px}.ch5-util-track{height:10px;background:var(--visual-box);border-radius:5px;border:1px solid var(--grid-line);overflow:hidden}.ch5-util-fill{height:100%;width:0;background:var(--success);border-radius:5px;transition-property:background;transition-duration:.4s}.ch5-util-ends{display:flex;justify-content:space-between;margin-top:3px;font-size:10px;color:var(--text-secondary)}.ch5-slider-panel{background:var(--surface-elevated);border:1px solid var(--grid-line);border-radius:8px;padding:14px 16px;display:flex;flex-direction:column;gap:12px;margin-bottom:18px}.ch5-slider-row{display:flex;align-items:center;gap:12px}.ch5-slider-row label{font-size:12px;color:var(--text-secondary);width:130px;flex-shrink:0}.ch5-slider-row input[type=range]{flex:1;accent-color:var(--accent-coral)}.ch5-slider-val{font-size:12px;font-weight:600;color:var(--text-primary);width:32px;text-align:right}.ch5-stats-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:0}.ch5-stat-card{background:var(--surface-elevated);border:1px solid var(--grid-line);border-radius:7px;padding:10px 14px;flex:1;min-width:100px}.ch5-stat-label{font-size:11px;color:var(--text-secondary);margin-bottom:4px}.ch5-stat-val{font-size:22px;font-weight:600;color:var(--text-primary);transition:color .3s}.ch5-stat-sublabel{font-size:10px;color:var(--text-secondary);margin-top:4px;line-height:1.3}.ch5-thread-col{flex:1;min-width:0}.ch5-thread-header{font-size:12px;font-weight:600;margin-bottom:10px}.ch5-thread-sublabel{font-size:10px;font-weight:400;opacity:.55;margin-left:4px}.ch5-bar-track{height:28px;border-radius:5px;background:var(--visual-box);border:1px solid var(--grid-line);position:relative;overflow:hidden;transition:border-color .3s}.ch5-bar-fill{position:absolute;top:0;left:0;height:100%;width:0%;transition-property:background,border-color;transition-duration:.3s}.ch5-bar-text{position:absolute;inset:0;display:flex;align-items:center;padding-left:10px;font-size:11px;font-family:var(--font-mono);pointer-events:none;transition:color .3s}.ch5-smem-cell{flex:1;height:60px;border-radius:8px;border:2px solid var(--grid-line);background:var(--visual-box);display:flex;flex-direction:column;align-items:center;justify-content:center;transition:border-color .35s,background .35s}.ch5-smem-lbl{font-size:10px;font-family:var(--font-mono);color:var(--text-secondary);margin-bottom:3px}.ch5-smem-val{font-size:24px;font-weight:700;transition:color .25s}.subview-5-1-race{gap:0}.ch5-race-body{flex:1;min-height:0;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:20px;width:100%;max-width:920px;margin:0 auto 12px;box-sizing:border-box}.ch5-race-columns{display:flex;gap:20px;width:100%;justify-content:center}.ch5-race-bar-block{margin-bottom:12px}.ch5-race-bar-label{font-size:10px;font-family:var(--font-mono);color:var(--text-secondary);margin-bottom:5px}.ch5-race-smem-title{font-size:11px;color:var(--text-secondary);margin-bottom:8px;text-align:center;width:100%}.ch5-race-smem-cells{display:flex;gap:12px;justify-content:center;width:100%}.ch5-race-smem{width:100%;display:flex;flex-direction:column;align-items:center}.ch5-bar-track.ch5-bar-track--race-ch4{background:#1a1a1a;border:1px solid #1e1e1e;border-radius:4px}.ch5-bar-fill.ch5-bar-fill--race-ch4{transition-property:background,border-color;transition-duration:.25s}.app{display:flex;height:100%;width:100%;overflow:hidden}.app__main{flex:1;min-width:0;min-height:0;height:100%;overflow:hidden}@media(max-width:768px){.app__main{padding-left:var(--mobile-rail-width)}}.app__placeholder{display:flex;align-items:center;justify-content:center;height:100%}.app__placeholder-text{font-family:var(--font-mono);font-size:14px;color:var(--text-secondary)}