/* Design tokens: ink violet, lavender text, electric purple. */
:root{color-scheme:dark;--paper:#0a0014;--surface:#13091e;--raised:#1c102b;--ink:#f3e9ff;--muted:#ada0bc;--line:#2f203e;--accent:#a259ff;--lavender:#c69cff;--radius:14px;--gutter:clamp(22px,5vw,80px);--max:1440px;--ease:cubic-bezier(.22,.68,0,1.02);font-family:"Portfolio PuHuiTi","Alibaba PuHuiTi 3.0","Alibaba PuHuiTi","Microsoft YaHei",sans-serif;scroll-behavior:smooth;scroll-padding-top:108px}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button{cursor:pointer;color:inherit}a{color:inherit;text-decoration:none}img,video{display:block;max-width:100%}em{font-style:normal;color:var(--lavender)}::selection{background:var(--accent);color:var(--paper)}:focus-visible{outline:2px solid var(--lavender);outline-offset:5px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:100;top:-100px;left:16px;padding:12px 20px;border-radius:8px;background:var(--ink);color:var(--paper)}.skip-link:focus{top:12px}
/* Navigation */
.site-header{position:fixed;z-index:30;top:0;inset-inline:0;display:flex;align-items:center;justify-content:space-between;gap:24px;height:86px;padding:0 var(--gutter);border-bottom:1px solid transparent;transition:background .3s,border-color .3s,box-shadow .3s}.site-header.is-scrolled,.site-header.menu-open{background:rgba(10,0,20,.94);border-color:var(--line);backdrop-filter:blur(16px);box-shadow:0 8px 28px #0002}.brand{display:inline-flex;align-items:center;font-size:16px;font-weight:850;letter-spacing:.05em;white-space:nowrap}.brand-symbol{font-size:33px;color:var(--accent);line-height:1;margin-right:11px;transition:transform .6s var(--ease)}.brand:hover .brand-symbol{transform:rotate(90deg)}.brand-dot,.heading-period,.hero-period{color:var(--accent)}.main-nav{display:flex;gap:34px;align-items:center}.main-nav a{position:relative;padding:12px 0;color:var(--muted);font-size:13px;font-weight:600;transition:color .2s}.main-nav a::after{content:"";position:absolute;bottom:3px;left:0;width:100%;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s}.main-nav a:hover,.main-nav a[aria-current]{color:var(--ink)}.main-nav a[aria-current]::after{transform:scaleX(1)}.header-index{display:flex;align-items:center;gap:25px;border:1px solid #694293;padding:12px 20px;border-radius:7px;font-size:12px;font-weight:700;transition:background .25s,border-color .25s}.header-index:hover{background:var(--accent);border-color:var(--accent);color:var(--paper)}.header-index span{font-size:19px}.menu-toggle{display:none}.reading-progress{position:absolute;bottom:-1px;left:0;height:2px;width:100%;background:var(--accent);transform:scaleX(var(--reading-progress,0));transform-origin:left;pointer-events:none}
/* Hero typography and responsive layout. */
.hero{height:min(780px,88svh);min-height:580px;background:var(--paper)}.hero-inner{height:100%;max-width:var(--max);margin:auto;padding:136px var(--gutter) 48px;display:flex;flex-direction:column;justify-content:space-between}.eyebrow{margin:0;font-size:10px;font-weight:750;letter-spacing:.16em;line-height:1.6}.hero-eyebrow{color:var(--muted)}.hero-eyebrow span{color:var(--accent);padding:0 12px}.hero h1{margin:0 0 45px;font-size:clamp(62px,7.3vw,110px);line-height:1.18;font-weight:850;letter-spacing:-.045em}.hero-outline{color:transparent;-webkit-text-stroke:1.4px var(--ink)}.hero-period{margin-left:.04em}.hero-bottom{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid var(--line);padding-top:24px}.hero-bottom p{font-size:13px;letter-spacing:.07em;color:var(--muted);margin:0}.hero-scroll{display:flex;align-items:center;gap:24px;font-size:12px}.hero-scroll span{display:grid;place-items:center;width:38px;height:38px;border:1px solid #593279;border-radius:50%;font-size:18px;transition:background .25s,transform .25s}.hero-scroll:hover span{background:var(--accent);color:var(--paper);transform:translateY(4px)}
/* Pauseable type ribbon */
.discipline-band{position:relative;display:flex;align-items:center;gap:10px;border-block:1px solid var(--line);background:#170c24;padding:22px 0}.discipline-window{overflow:hidden;min-width:0;flex:1;mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent)}.discipline-track{display:flex;width:max-content;animation:marquee 38s linear infinite;will-change:transform}.discipline-group{display:flex;align-items:center;flex:none;gap:40px;padding-right:40px;font-size:clamp(19px,2.1vw,30px);font-weight:800;letter-spacing:-.02em;white-space:nowrap}.discipline-group i{font-style:normal;font-size:37px;line-height:1;color:var(--accent)}.discipline-band:hover .discipline-track,.discipline-band:focus-within .discipline-track,.discipline-band.is-paused .discipline-track{animation-play-state:paused}.motion-toggle{flex:none;width:36px;height:36px;margin-right:var(--gutter);background:transparent;border:1px solid #50336a;border-radius:50%;font-size:14px;color:var(--lavender)}@keyframes marquee{to{transform:translateX(-50%)}}
/* Shared typography and controls */
.section{max-width:var(--max);margin:auto;padding:112px var(--gutter)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:44px}.section-kicker{display:flex;align-items:center;gap:12px;color:var(--muted);margin-bottom:20px}.section-kicker::before{content:"✳";color:var(--accent);font-size:22px;line-height:1;letter-spacing:0}.section-heading h2,.process-copy h2{font-size:clamp(38px,4.2vw,60px);line-height:1.25;margin:0;font-weight:800;letter-spacing:-.04em}.section-intro{max-width:330px;margin:0 0 4px;color:var(--muted);font-size:14px;line-height:1.9}.section-heading--center{flex-direction:column;align-items:center;text-align:center;gap:20px;margin-bottom:46px}.section-heading--center .section-kicker{justify-content:center}.section-heading--center .section-kicker::after{content:"✳";font-size:22px;line-height:1;color:var(--accent)}.section-heading--center .section-intro{max-width:600px}.outline-button,.solid-button{display:inline-flex;align-items:center;justify-content:center;gap:38px;min-height:50px;padding:12px 25px;border-radius:7px;font-size:13px;font-weight:650;line-height:1.5;transition:background .25s,color .25s,border-color .25s,transform .25s}.outline-button{background:transparent;border:1px solid #70469c;color:var(--ink)}.solid-button{background:var(--accent);border:1px solid var(--accent);color:var(--paper)}.outline-button span,.solid-button span{font-size:21px;transition:transform .3s var(--ease)}.outline-button:hover{background:var(--accent);border-color:var(--accent);color:var(--paper)}.solid-button:hover{background:var(--lavender);border-color:var(--lavender)}.outline-button:hover span,.solid-button:hover span{transform:translate(3px,-3px)}.section-action{text-align:center;margin-top:38px}
/* Featured work */
.featured-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.feature-card:first-child{grid-column:1/-1}.feature-card{position:relative;width:100%;min-width:0;aspect-ratio:16/9;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink);cursor:pointer;padding:0;text-align:left;isolation:isolate;transition:transform .4s var(--ease),border-color .3s,box-shadow .4s}.feature-card img{width:100%;height:100%;object-fit:contain;transition:transform .8s var(--ease)}.feature-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,0,20,.1) 30%,rgba(10,0,20,.95));z-index:0}.feature-card:hover,.feature-card:focus-visible{border-color:var(--accent);transform:translateY(-7px);box-shadow:0 20px 45px #0005}.feature-card:hover img,.feature-card:focus-visible img{transform:scale(1.06)}.feature-index{position:absolute;z-index:1;top:22px;left:22px;font-size:10px;letter-spacing:.15em;padding:7px 10px;background:#0a001488;border:1px solid #ffffff29;border-radius:5px;backdrop-filter:blur(8px)}.feature-content{position:absolute;z-index:1;bottom:0;left:0;right:0;padding:26px;display:flex;align-items:end;justify-content:space-between;gap:12px}.feature-type{display:block;margin-bottom:12px;font-size:10px;letter-spacing:.06em;color:#dbcde9;line-height:1.7}.feature-title{display:block;font-size:clamp(22px,2.2vw,31px);line-height:1.35;font-weight:750}.feature-arrow{display:grid;place-items:center;flex:none;width:42px;height:42px;border:1px solid #c69cff77;border-radius:50%;font-size:22px;transition:background .3s,color .3s,transform .4s}.feature-card:hover .feature-arrow{background:var(--accent);border-color:var(--accent);color:var(--paper);transform:rotate(45deg)}
/* Searchable project index */
.archive-section{padding-top:32px}.archive-heading{padding-top:82px;border-top:1px solid var(--line)}.archive-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:32px}.filter-bar{display:flex;flex-wrap:wrap;gap:7px;min-width:0}.filter-bar button{min-height:42px;padding:10px 14px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--muted);font-size:12px;white-space:nowrap;transition:background .25s,color .25s,border-color .25s}.filter-bar button:hover{border-color:#77509b;color:var(--ink)}.filter-bar button[aria-selected=true]{background:var(--accent);border-color:var(--accent);color:var(--paper);font-weight:750}.tab-count{margin-left:8px;font-size:10px;opacity:.75}.project-search{display:flex;align-items:center;gap:9px;min-height:42px;width:185px;border-bottom:1px solid #50336a;color:var(--muted);transition:border-color .2s}.project-search:focus-within{border-color:var(--lavender)}.project-search svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.5;flex:none}.project-search input{padding:9px 0;width:100%;min-width:0;background:transparent;border:0;color:var(--ink);font-size:12px}.project-search input::placeholder{color:var(--muted)}.project-search input:focus-visible{outline:0}
.project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px 22px;min-height:140px}.project-card{min-width:0;animation:card-in .45s var(--ease) both;animation-delay:var(--card-delay,0ms)}@keyframes card-in{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}.project-open{display:flex;flex-direction:column;gap:10px;width:100%;height:100%;border:0;padding:0;background:transparent;text-align:left;color:inherit}.project-media{position:relative;display:block;width:100%;aspect-ratio:16/9;overflow:hidden;border-radius:11px;background:var(--raised)}.project-media img,.project-media video{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease),filter .5s}.project-open:hover .project-media img,.project-open:focus-visible .project-media img{transform:scale(1.045);filter:brightness(.83)}.media-play{position:absolute;top:13px;left:13px;background:rgba(10,0,20,.8);border:1px solid #ffffff26;border-radius:4px;color:#fff;padding:5px 8px;font-size:9px;font-weight:650;letter-spacing:.08em;backdrop-filter:blur(8px)}.media-play::before{content:"▶";margin-right:6px;font-size:8px}.project-info{display:flex;align-items:center;justify-content:space-between;gap:12px;flex:1;width:100%;padding:18px 18px 19px;border:1px solid var(--line);border-radius:10px;background:var(--surface);transition:border-color .25s,background .25s}.project-title{display:block;font-size:18px;font-weight:700;margin-top:8px;line-height:1.4}.project-category{display:block;color:var(--muted);font-size:10px;letter-spacing:.04em;line-height:1.6}.project-arrow{display:grid;place-items:center;flex:none;width:36px;height:36px;border:1px solid #56316f;border-radius:50%;font-size:20px;color:var(--lavender);transition:background .25s,color .25s,transform .3s}.project-open:hover .project-info{background:var(--raised);border-color:#60417e}.project-open:hover .project-arrow{background:var(--accent);border-color:var(--accent);color:var(--paper);transform:rotate(45deg)}.archive-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:48px;padding-top:20px;font-size:11px;color:var(--muted)}.archive-count{margin:0;letter-spacing:.09em;font-size:10px;white-space:nowrap}.empty-state{grid-column:1/-1;text-align:center;padding:64px 20px;border:1px dashed #513268;border-radius:var(--radius);color:var(--muted)}.empty-state p{margin:0 0 22px}.empty-state button{background:none;border:0;padding:8px;color:var(--lavender);text-decoration:underline;text-underline-offset:5px}
/* Before / after lab */
.process-section{background:var(--surface);padding:100px var(--gutter);border-block:1px solid var(--line)}.process-inner{max-width:1280px;margin:auto;display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);align-items:center;gap:clamp(40px,6vw,90px)}.process-copy h2{font-size:clamp(37px,3.9vw,56px);line-height:1.35}.process-copy>p:not(.eyebrow){max-width:370px;color:var(--muted);line-height:2;margin:26px 0 30px;font-size:14px}.comparison-tabs{display:flex;gap:24px;flex-wrap:wrap;margin-top:48px}.comparison-tabs button{padding:10px 0;border:0;border-bottom:2px solid transparent;background:none;color:var(--muted);font-size:12px;transition:color .2s}.comparison-tabs button[aria-selected=true]{color:var(--lavender);border-color:var(--accent);font-weight:700}.comparison-panel{padding:16px;border:1px solid #483157;border-radius:var(--radius);background:#100619;min-width:0}.comparison-caption{display:flex;justify-content:space-between;align-items:center;margin:0 3px 16px;font-size:9px;letter-spacing:.1em;color:var(--muted)}.comparison-caption>span:first-child{display:flex;align-items:center;gap:8px}.status-dot{display:inline-block;width:6px;height:6px;background:var(--accent);border-radius:50%;box-shadow:0 0 8px #a259ff66}.comparison-wrap{position:relative;border-radius:8px}.comparison{position:relative;width:100%;aspect-ratio:1.15;overflow:hidden;background:var(--raised);border-radius:8px}.comparison-after,.comparison-before{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.comparison-before-wrap{position:absolute;inset:0;clip-path:inset(0 calc(100% - var(--split,50%)) 0 0)}.compare-label{position:absolute;bottom:16px;z-index:3;padding:7px 10px;background:#0a0014c9;border:1px solid #ffffff28;border-radius:4px;font-size:9px;font-weight:700;letter-spacing:.08em;color:#fff;pointer-events:none}.compare-label-before{left:16px}.compare-label-after{right:16px}.compare-handle{position:absolute;z-index:4;top:50%;left:var(--split,50%);transform:translate(-50%,-50%);display:grid;place-items:center;width:44px;height:44px;border:2px solid #fff;border-radius:50%;background:var(--accent);color:#fff;font-size:23px;box-shadow:0 2px 18px #0006;pointer-events:none}.comparison::after{content:"";position:absolute;z-index:2;left:var(--split,50%);top:0;bottom:0;width:2px;background:#fff;transform:translateX(-50%);pointer-events:none}.comparison-range{position:absolute;z-index:5;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;touch-action:pan-y}.comparison-wrap:has(input:focus-visible){outline:2px solid var(--lavender);outline-offset:5px}.comparison-hint{display:flex;justify-content:space-between;gap:12px;margin:15px 3px 0;font-size:10px;color:var(--muted);line-height:1.7}.comparison-hint span{color:var(--lavender);font-size:16px}
/* Practice and footer */
.about-section{padding:112px var(--gutter)}.about-inner{max-width:1280px;margin:auto}.about-inner h2{font-size:clamp(34px,4.5vw,64px);font-weight:750;letter-spacing:-.04em;line-height:1.45;margin:0 0 54px}.practice-stats{display:flex;align-items:center;gap:80px;margin-bottom:48px}.practice-stats>div{display:flex;flex-direction:column;gap:11px}.practice-stats strong{font-size:clamp(64px,7vw,96px);font-weight:600;line-height:1;letter-spacing:-.06em;color:var(--lavender)}.practice-stats>div>span{font-size:10px;color:var(--muted);letter-spacing:.07em}.practice-star{margin-left:auto;line-height:1;font-size:130px;color:var(--accent)}.about-bottom{border-top:1px solid var(--line);padding-top:28px;display:flex;justify-content:space-between;align-items:center;gap:40px}.about-bottom p{max-width:500px;margin:0;color:var(--muted);font-size:14px;line-height:1.9}.about-bottom a{flex:none}.site-footer{border-top:1px solid var(--line);background:var(--surface);display:flex;align-items:center;justify-content:space-between;gap:25px;min-height:115px;padding:26px var(--gutter);font-size:11px}.site-footer>span{color:var(--muted)}.footer-year{padding-left:12px;font-size:10px}.footer-top{display:flex;align-items:center;gap:20px}.footer-top span{font-size:17px;color:var(--lavender)}.back-to-top{position:fixed;z-index:20;right:24px;bottom:24px;width:44px;height:44px;display:grid;place-items:center;border:1px solid #c69cff66;background:var(--accent);color:var(--paper);border-radius:50%;font-size:22px;box-shadow:0 8px 24px #0005;opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .3s,transform .3s,visibility .3s}.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}.back-to-top:hover{transform:translateY(-3px)}
/* Project details and full-image viewing */
body:has(.project-dialog[open]){overflow:hidden}dialog{border:0;padding:0}.project-dialog{width:min(calc(100% - 44px),1400px);max-width:none;height:100dvh;max-height:none;margin:0 0 0 auto;border-left:1px solid var(--line);background:var(--paper);color:var(--ink);overflow-y:auto;overscroll-behavior:contain;--detail-gutter:clamp(24px,5vw,72px)}.project-dialog[open]{animation:dialog-in .35s var(--ease)}@keyframes dialog-in{from{opacity:.3;transform:translateX(35px)}to{opacity:1;transform:none}}.project-dialog::backdrop{background:rgba(3,0,8,.82);backdrop-filter:blur(5px)}.dialog-toolbar{height:74px;background:rgba(10,0,20,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:0 var(--detail-gutter);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:5}.dialog-mark{display:flex;align-items:center;gap:10px;font-size:10px;font-weight:750;letter-spacing:.13em}.dialog-mark>span{font-size:24px;color:var(--accent)}.dialog-close{display:flex;align-items:center;gap:20px;height:42px;padding:0 12px 0 18px;border:1px solid #553570;border-radius:6px;background:none;font-size:12px;color:var(--ink);transition:background .2s}.dialog-close:hover{background:var(--raised)}.dialog-close span{font-size:27px;font-weight:300}.detail-head{padding:58px var(--detail-gutter) 34px}.detail-meta{color:var(--lavender);font-size:10px;font-weight:650;letter-spacing:.1em;line-height:1.9}.detail-head h2{font-size:clamp(34px,5vw,70px);letter-spacing:-.04em;line-height:1.25;margin:18px 0}.detail-head p{color:var(--muted);line-height:1.9;max-width:760px;margin:0;font-size:14px}.detail-media{width:calc(100% - 2 * var(--detail-gutter));margin:auto;background:#08040d;border:1px solid var(--line);border-radius:12px;overflow:hidden}.detail-media img{width:100%;max-height:72vh;object-fit:contain}.detail-media video{width:100%;max-height:75vh;aspect-ratio:16/9;background:#08040d}.detail-body{padding:56px var(--detail-gutter) 90px}.detail-section{margin:0 0 60px}.detail-section-head{display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:24px}.detail-section h3{font-size:22px;font-weight:650;margin:0}.detail-section-head span{font-size:10px;color:var(--muted);white-space:nowrap;letter-spacing:.06em}.detail-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 18px;align-items:start}.detail-gallery:has(>.gallery-item:only-child){grid-template-columns:1fr}.gallery-item{border:0;padding:0;background:none;text-align:left;min-width:0}.gallery-image{display:block;background:var(--raised);overflow:hidden;border-radius:9px}.gallery-item img{width:100%;height:auto;max-height:760px;object-fit:contain;transition:opacity .25s}.gallery-item:hover img{opacity:.85}.gallery-item>span:last-child{display:block;padding-top:11px;color:var(--muted);font-size:11px;line-height:1.6;overflow-wrap:anywhere}.detail-videos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.detail-videos video{width:100%;aspect-ratio:16/9;background:#08040d;border:1px solid var(--line);border-radius:9px}.detail-videos p{font-size:11px;color:var(--muted)}.detail-end{border-top:1px solid var(--line);padding-top:32px}.detail-next{width:100%;border:0;background:none;padding:0;text-align:left;font-size:clamp(23px,2.5vw,36px);font-weight:700;line-height:1.5;color:var(--ink);transition:color .2s}.detail-next:hover{color:var(--lavender)}.detail-next small{display:block;color:var(--lavender);font-size:10px;letter-spacing:.12em;margin-bottom:12px}.lightbox{width:100vw;max-width:none;height:100dvh;max-height:none;background:#06020b;color:#fff;text-align:center;overflow:hidden}.lightbox::backdrop{background:#06020b}.lightbox img{width:100%;height:calc(100% - 64px);object-fit:contain;padding:54px 70px 0}.lightbox p{font-size:12px;margin:16px 60px;line-height:1.6;overflow-wrap:anywhere}.lightbox button{position:absolute;z-index:2;border:1px solid #ffffff33;border-radius:50%;background:#13091ed9;color:white}.lightbox button:hover{background:var(--accent)}.lightbox-close{top:16px;right:22px;font-size:27px;width:42px;height:42px}.lightbox-prev,.lightbox-next{top:50%;transform:translateY(-50%);font-size:32px;width:44px;height:44px}.lightbox-prev{left:14px}.lightbox-next{right:14px}
/* ComfyUI uses separate, consistent output and process image sizes. */
.workflow-detail .detail-media{aspect-ratio:11/5}.workflow-detail .detail-media img{height:100%;max-height:none;object-fit:cover}.workflow-detail .detail-gallery{align-items:start;row-gap:28px}.workflow-detail .gallery-item{align-self:start}.workflow-detail .gallery-image{padding:0;aspect-ratio:1;position:relative}.workflow-detail .gallery-image img{position:absolute;inset:0;width:100%;height:100%;max-height:none;object-fit:cover;object-position:center}.workflow-detail .gallery-item--process{grid-column:1/-1}.workflow-detail .gallery-item--process .gallery-image{aspect-ratio:11/5}
/* Progressive animation; content stays visible without observer support. */
.reveal-pending{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}.reveal-pending.is-revealed{opacity:1;transform:none}
@media(hover:none){.feature-card:hover{transform:none}.project-open:hover .project-media img{transform:none;filter:none}}
@media(min-width:1600px){.site-header,.site-footer{padding-inline:max(var(--gutter),calc((100vw - 1280px)/2))}}
@media(max-width:1100px){.main-nav{gap:23px}.brand{font-size:14px}.header-index{padding:10px 15px;gap:15px}.archive-toolbar{align-items:start}.project-search{margin-left:auto}.feature-content{padding:20px}.feature-title{font-size:23px}.feature-arrow{width:36px;height:36px}.project-info{padding:15px}.project-title{font-size:16px}.process-inner{gap:40px}.comparison-tabs{gap:18px}}
@media(max-width:900px){:root{scroll-padding-top:92px}.site-header{height:74px}.main-nav{display:none;position:absolute;top:73px;left:0;right:0;padding:16px var(--gutter) 24px;background:#10071b;border-bottom:1px solid var(--line);box-shadow:0 12px 30px #0005}.site-header.menu-open .main-nav{display:flex;flex-direction:column;align-items:stretch;gap:0}.main-nav a{padding:15px 0;font-size:15px}.main-nav a::after{display:none}.main-nav a[aria-current]{color:var(--lavender)}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:6px;width:42px;height:42px;border:1px solid #53336c;border-radius:6px;background:none;padding:11px}.menu-toggle span{height:1px;width:18px;background:var(--ink);transition:transform .3s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}.header-index{margin-left:auto}.hero-inner{padding-top:119px}.featured-list{gap:15px;grid-template-columns:repeat(2,minmax(0,1fr))}.feature-card:first-child{grid-column:1/-1;aspect-ratio:16/9}.feature-card{aspect-ratio:16/9}.feature-title{font-size:26px}.project-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.process-inner{grid-template-columns:1fr;gap:42px}.process-copy>p:not(.eyebrow){max-width:580px}.process-copy h2 br{display:none}.comparison{aspect-ratio:1.5}.comparison-tabs{margin-top:30px}.comparison-panel{max-width:690px;width:100%;margin:auto}.about-inner h2{font-size:45px}.practice-star{font-size:110px}.project-dialog{width:100%;border:0}}
@media(max-width:620px){:root{--gutter:22px;--radius:11px}.site-header{gap:12px;height:70px}.brand{font-size:13px;letter-spacing:.04em}.brand-symbol{font-size:27px;margin-right:7px}.header-index{display:none}.menu-toggle{margin-left:auto}.main-nav{top:69px}.hero{height:79svh;min-height:555px;max-height:730px}.hero-inner{padding-top:110px;padding-bottom:32px}.hero h1{font-size:clamp(53px,13.1vw,78px);line-height:1.24;margin-bottom:34px}.hero-outline{-webkit-text-stroke:1px var(--ink)}.hero-eyebrow{font-size:8px;letter-spacing:.1em}.hero-eyebrow span{padding:0 7px}.hero-bottom{gap:10px;padding-top:20px}.hero-bottom p{font-size:10px;letter-spacing:0;max-width:195px;line-height:1.8}.hero-scroll{font-size:10px;gap:10px;white-space:nowrap}.hero-scroll span{width:31px;height:31px;font-size:15px}.discipline-band{padding:15px 0}.discipline-group{gap:24px;padding-right:24px;font-size:18px}.discipline-group i{font-size:28px}.motion-toggle{width:30px;height:30px;font-size:12px;margin-right:16px}.section{padding:76px var(--gutter)}.section-heading{display:block;margin-bottom:30px}.section-heading h2,.process-copy h2{font-size:37px}.section-kicker{font-size:9px;gap:9px;margin-bottom:17px}.section-kicker::before{font-size:19px}.section-intro{margin-top:18px;font-size:12px}.section-heading--center .section-intro{margin-top:20px}.section-heading--center .section-kicker::after{font-size:19px}.featured-list{display:grid;grid-template-columns:1fr;gap:16px}.feature-card,.feature-card:first-child{grid-column:auto;aspect-ratio:16/9}.feature-content{padding:24px}.feature-title{font-size:26px}.feature-type{font-size:10px;margin-bottom:8px}.feature-arrow{width:40px;height:40px}.feature-index{left:20px;top:20px}.section-action{margin-top:28px}.outline-button,.solid-button{min-height:46px;font-size:12px;padding:11px 20px;gap:30px}.archive-section{padding-top:0}.archive-heading{padding-top:66px}.archive-toolbar{gap:15px;margin-bottom:25px}.filter-bar{width:100%;flex-wrap:nowrap;overflow-x:auto;padding:5px 2px 10px;scrollbar-width:thin;scrollbar-color:#593479 transparent}.filter-bar button{flex:none;font-size:11px;min-height:40px;padding:9px 12px}.tab-count{margin-left:6px}.project-search{width:100%;margin:0;min-height:39px}.project-search input{font-size:12px}.project-grid{grid-template-columns:1fr;gap:24px}.project-open{gap:8px}.project-info{padding:17px}.project-title{font-size:19px}.project-category{font-size:10px}.project-arrow{width:38px;height:38px}.archive-bottom{margin-top:32px;font-size:10px;gap:12px}.archive-count{font-size:9px}.process-section{padding:76px var(--gutter)}.process-copy h2 br{display:block}.process-copy>p:not(.eyebrow){font-size:13px;margin:22px 0 26px}.comparison-tabs{gap:24px}.comparison-tabs button{font-size:11px}.comparison-panel{padding:12px}.comparison{aspect-ratio:1}.comparison-caption{font-size:8px;margin-bottom:13px}.comparison-hint{font-size:9px}.compare-label{bottom:12px;font-size:8px;padding:6px 8px}.compare-label-before{left:12px}.compare-label-after{right:12px}.compare-handle{width:38px;height:38px;font-size:20px}.about-section{padding:78px var(--gutter)}.about-inner h2{font-size:clamp(27px,7.6vw,43px);line-height:1.55;margin-bottom:36px}.practice-stats{gap:40px;flex-wrap:wrap;margin-bottom:35px}.practice-stats strong{font-size:67px}.practice-stats>div>span{font-size:9px}.practice-star{display:none}.about-bottom{display:block;padding-top:24px}.about-bottom p{font-size:13px}.about-bottom a{margin-top:25px}.site-footer{min-height:140px;flex-wrap:wrap;gap:23px;padding:26px var(--gutter)}.site-footer>span{order:3;width:100%;font-size:10px}.footer-top{font-size:10px;gap:14px}.back-to-top{width:39px;height:39px;right:16px;bottom:16px;font-size:20px}.project-dialog{--detail-gutter:20px}.dialog-toolbar{height:66px}.dialog-mark{font-size:9px}.dialog-close{height:37px;font-size:11px;gap:12px}.detail-head{padding-top:35px;padding-bottom:26px}.detail-head h2{font-size:36px;overflow-wrap:anywhere}.detail-head p{font-size:13px}.detail-meta{font-size:9px}.detail-body{padding-top:38px;padding-bottom:68px}.detail-gallery,.detail-videos{grid-template-columns:1fr}.detail-section{margin-bottom:40px}.detail-section h3{font-size:19px}.detail-section-head span{font-size:9px}.detail-media{border-radius:8px}.lightbox img{padding:60px 12px 0}.lightbox p{font-size:10px;margin-inline:40px}.lightbox-prev,.lightbox-next{width:32px;height:38px;font-size:26px;border-radius:5px;background:#0a001499}.lightbox-prev{left:0}.lightbox-next{right:0}.lightbox-close{right:12px;width:36px;height:36px}.workflow-detail .detail-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:23px 10px}.workflow-detail .gallery-item>span:last-child{font-size:10px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.reveal-pending{opacity:1;transform:none}.discipline-track{transform:none}.motion-toggle{display:none}}

/* Personal wordmark: name leads, discipline stays secondary. */
.brand-name{font-size:22px;letter-spacing:.025em;line-height:1}.brand-divider{font-size:22px;font-weight:400;margin:0 11px;color:var(--lavender);line-height:1}.brand-descriptor{font-size:13px;font-weight:500;letter-spacing:.08em;line-height:1}

/* Two still frames: entry stays locked until an explicit click. */
.main-nav{margin-left:auto}
.hero{position:relative;isolation:isolate;overflow:hidden;height:100svh;min-height:0;max-height:none;background:#0a0014 url('./第一帧.png') center/cover no-repeat;cursor:pointer}
.hero h1{font-size:clamp(42px,5.6vw,84px);margin-bottom:32px}
.hero-bottom{border-top:0}
.hero-scroll{padding:12px 0;border:0;background:none;font-size:13px}
.hero-scroll:disabled{cursor:default;color:var(--muted)}
.hero-second-frame{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;opacity:0;pointer-events:none}
.hero.is-second-frame{cursor:default}
.hero.is-second-frame .hero-second-frame{opacity:1}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(10,0,20,.62),rgba(10,0,20,.18) 65%),linear-gradient(0deg,rgba(10,0,20,.55),transparent 35%);pointer-events:none}
html:has(.hero-locked),body.hero-locked{overflow:hidden;overscroll-behavior:none}
.hero-locked main>:not(.hero),.hero-locked .site-footer,.hero-locked .back-to-top{display:none}
@media(max-width:620px){.hero{background-position:40% center}.hero-second-frame{object-position:40% center}.hero h1{font-size:clamp(40px,10vw,58px)}.hero-inner{padding-bottom:28px}.hero-bottom{align-items:flex-start;flex-direction:column;gap:8px}}
@media(max-width:1100px){.brand-name{font-size:20px}.brand-descriptor{font-size:12px}.brand-divider{margin-inline:9px}}
@media(max-width:620px){.brand-name{font-size:18px}.brand-descriptor{font-size:11px}.brand-divider{font-size:19px;margin-inline:8px}.feature-content{padding:16px}.feature-title{font-size:22px}.feature-type{margin-bottom:6px}.feature-index{top:14px;left:16px}}
/* Contact details anchor the final section above the footer. */
.contact-section{padding:88px var(--gutter);background:var(--surface);border-top:1px solid var(--line)}
.contact-inner{max-width:1280px;margin:auto}
.contact-inner h2{font-size:clamp(37px,4.5vw,64px);line-height:1.25;margin:0 0 38px;letter-spacing:-.04em}
.contact-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;font-style:normal}
.contact-links a{position:relative;display:flex;flex-direction:column;gap:16px;min-width:0;padding:26px 62px 26px 26px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);transition:border-color .25s,background .25s}
.contact-links a:hover{border-color:var(--accent);background:var(--raised)}
.contact-label{font-size:10px;letter-spacing:.1em;color:var(--muted)}
.contact-value{font-size:clamp(19px,2.1vw,30px);font-weight:600;line-height:1.5;overflow-wrap:anywhere}
.contact-arrow{position:absolute;right:24px;bottom:29px;color:var(--lavender);font-size:24px}
@media(max-width:900px){.contact-links{grid-template-columns:1fr}}
@media(max-width:620px){.contact-section{padding:68px var(--gutter)}.contact-links{gap:14px}.contact-links a{padding:22px 48px 22px 20px}.contact-arrow{right:18px;bottom:24px}}


/* Bundled Alibaba PuHuiTi 3.0: consistent type on every device. */
@font-face{font-family:"Portfolio PuHuiTi";src:url("./assets/fonts/AlibabaPuHuiTi-3-55-Regular.otf") format("opentype");font-style:normal;font-weight:100 400;font-display:swap}
@font-face{font-family:"Portfolio PuHuiTi";src:url("./assets/fonts/AlibabaPuHuiTi-3-65-Medium.otf") format("opentype");font-style:normal;font-weight:401 700;font-display:swap}
@font-face{font-family:"Portfolio PuHuiTi";src:url("./assets/fonts/AlibabaPuHuiTi-3-115-Black.otf") format("opentype");font-style:normal;font-weight:701 900;font-display:swap}
/* One curved, round-ended ink stroke, oriented for each action. */
.ink-arrow{display:inline-block;width:24px;height:24px;flex:none;vertical-align:middle;background:currentColor;-webkit-mask:url("./assets/icons/hand-drawn-arrow.svg") center/contain no-repeat;mask:url("./assets/icons/hand-drawn-arrow.svg") center/contain no-repeat;transform:rotate(-45deg);pointer-events:none}
.ink-arrow--right{transform:none}.ink-arrow--left{transform:rotate(180deg)}.ink-arrow--up{transform:rotate(-90deg)}
.ink-arrow-pair{display:inline-flex;align-items:center;vertical-align:middle;gap:0}.ink-arrow-pair .ink-arrow{width:16px;height:20px}
.feature-arrow,.project-arrow{line-height:0}.contact-arrow{line-height:1}
.lightbox-prev,.lightbox-next{display:grid;place-items:center}
.detail-next small .ink-arrow,.empty-state .ink-arrow,.comparison-hint .ink-arrow{width:19px;height:19px}
.feature-card:hover .feature-arrow,.project-open:hover .project-arrow{transform:translate(2px,-2px)}
/* The five illustrated books are the second scene's category navigation. */
.hero-transition{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;z-index:0;pointer-events:none}
.hero.is-video-playing .hero-transition{opacity:1}
.hero.is-transitioning{cursor:wait}
.hero.is-transitioning .hero-scroll{visibility:hidden}
@media(max-width:620px){.hero-transition{object-position:40% center}}
.site-header{pointer-events:none}.site-header .brand{pointer-events:auto;border-radius:8px;padding:10px 0;transition:filter .25s,transform .25s}.site-header .brand:hover{filter:drop-shadow(0 0 12px #a259ff88);transform:translateY(-2px)}
.hero-books{z-index:0;pointer-events:none}
.hero-books a{visibility:hidden;pointer-events:none;cursor:pointer;outline:none}
.hero.is-second-frame .hero-books a{visibility:visible;pointer-events:auto}
.hero-books polygon{fill:transparent;stroke:transparent;stroke-width:3;transition:fill .25s,stroke .25s;vector-effect:non-scaling-stroke}
.hero-books a:hover polygon,.hero-books a:focus-visible polygon{fill:#c69cff44;stroke:#e9d9ff}
.hero-books text{fill:#29123e;font-size:24px;font-weight:650;text-anchor:middle;pointer-events:none}
.hero-books .book-number{font-size:13px;letter-spacing:3px;fill:#452d5b}
.hero-books path{fill:none;stroke:#452d5b;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}
.hero-inner{position:relative;z-index:1;pointer-events:none}.hero-inner button,.hero-inner h1,.hero-inner p{pointer-events:auto}
.hero.is-second-frame .hero-copy{max-width:43%}.hero.is-second-frame .hero-bottom{align-items:flex-start;flex-direction:column;gap:8px}
@media(max-aspect-ratio:4/3){.hero.is-second-frame{background:#0a0014}.hero.is-second-frame .hero-eyebrow{visibility:hidden}.hero.is-second-frame .hero-copy{max-width:100%}.hero.is-second-frame h1{font-size:clamp(32px,5vw,52px);margin-bottom:12px}.hero.is-second-frame h1 br{display:none}.hero-books{top:85px;height:calc(100% - 85px)}.hero.is-second-frame .hero-bottom p{display:none}}
.hero.is-second-frame .hero-inner p{pointer-events:none}
/* Shared entrance and persistent interaction cues. */
.brand-descriptor{margin-left:16px}.brand-name{font-weight:650}
.hero h1,.hero.is-second-frame h1{font-size:clamp(36px,4.5vw,68px);line-height:1.3}
.hero.is-second-frame .hero-copy{max-width:48%}
.beacon-button{position:relative;display:inline-flex;align-items:center;gap:12px;border:1px solid #c69cff88;border-radius:999px;background:#180a2dcc;color:var(--ink);padding:13px 23px;font:inherit;font-size:13px;font-weight:600;cursor:pointer;animation:beacon-glow 2.4s ease-in-out infinite;backdrop-filter:blur(10px)}
.beacon-button::before{content:"";width:7px;height:7px;border-radius:50%;background:#d8baff;box-shadow:0 0 12px #c69cff;animation:beacon-dot 2.4s ease-in-out infinite}
.beacon-button:hover{background:#4c2177;border-color:#ead8ff}.beacon-button:focus-visible{outline:3px solid #e3caff;outline-offset:5px}
.hero-back{position:absolute;right:var(--gutter);bottom:48px;z-index:3}.hero-back[hidden]{display:none}
@keyframes beacon-glow{0%,100%{box-shadow:0 0 0 0 #a259ff00,0 0 14px #a259ff22}50%{box-shadow:0 0 0 7px #a259ff16,0 0 28px #a259ff66}}
@keyframes beacon-dot{50%{opacity:.55;transform:scale(.7)}}
.hero-books polygon{stroke:#673299;stroke-width:4;stroke-linejoin:round;fill:#a259ff0a}
.hero-books a:hover polygon,.hero-books a:focus-visible polygon{stroke:#e8d4ff;stroke-width:5;fill:#c69cff33}
.book-print{overflow:visible;pointer-events:none}.book-plane{position:absolute;left:0;top:0;width:200px;height:240px;transform-origin:0 0;display:flex;align-items:center;justify-content:center;pointer-events:none}
.book-lettering{display:block;white-space:nowrap;font-size:28px;font-weight:650;color:#35114f;letter-spacing:.02em;text-shadow:0 1px 0 #f4e5ff55}
.text-enter{opacity:0;translate:0 14px;transition:opacity .65s ease,translate .65s cubic-bezier(.2,.7,.2,1)}
.text-enter.text-visible{opacity:1;translate:0 0}
@media(max-width:620px){.hero h1,.hero.is-second-frame h1{font-size:clamp(29px,7.8vw,38px);line-height:1.35}.hero.is-second-frame h1 br{display:block}.hero.is-second-frame .hero-copy{max-width:100%}.hero-back{right:22px;bottom:28px}.beacon-button{font-size:11px;padding:12px 14px;gap:8px}.brand-name{font-size:18px}.brand-descriptor{margin-left:10px}}
@media(prefers-reduced-motion:reduce){.text-enter{opacity:1;translate:none}.beacon-button,.beacon-button::before{animation:none}}
.book-lettering{text-align:center;line-height:1.35;-webkit-text-stroke:.5px currentColor}
[data-book-category="feed"] .book-lettering,[data-book-category="ecommerce"] .book-lettering{font-size:40px}
[data-book-category="tvc"] .book-lettering{font-size:34px}
/* First-scene word sits behind the supplied transparent foreground. */
.site-header .brand,.site-footer .brand{align-items:center}
.brand-name{font-weight:850;line-height:1.15}.brand-descriptor{font-weight:500;line-height:1.15;transform:translateY(1px)}
.hero-inner{justify-content:flex-end;z-index:4}.hero-copy{width:100%}.hero h1[hidden]{display:none}
.portfolio-word{position:absolute;z-index:0;left:2.5%;right:2.5%;top:35%;display:flex;justify-content:center;font-size:clamp(65px,15.8vw,320px);font-weight:850;line-height:1;letter-spacing:-.055em;color:#e8d8ff;pointer-events:none;white-space:nowrap}
.portfolio-word span{display:inline-block;animation:portfolio-arrive 1.1s cubic-bezier(.16,1,.3,1) both;animation-delay:calc(var(--letter)*65ms)}
.hero-subject{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;pointer-events:none}
.hero-transition{z-index:2}.hero-books{z-index:3}
.hero.is-transitioning .portfolio-word span{animation:portfolio-dissolve .55s ease-in both;animation-delay:calc(var(--letter)*10ms)}
.hero.is-video-playing .hero-subject,.hero.is-second-frame .hero-subject,.hero.is-second-frame .portfolio-word{visibility:hidden}
@keyframes portfolio-arrive{from{opacity:0;transform:translateY(70%) rotate(5deg);filter:blur(15px)}to{opacity:1;transform:none;filter:blur(0)}}
@keyframes portfolio-dissolve{to{opacity:0;transform:translateY(-25%) scale(1.06);filter:blur(20px)}}
.beacon-button,.beacon-button:hover{border:0;border-radius:0;background:transparent;box-shadow:none;backdrop-filter:none;animation:none;padding:14px 0;color:var(--ink);font-size:14px;font-weight:600;gap:16px}
.beacon-button::before{display:none}
.beacon-button::after{content:"";display:block;width:24px;height:28px;background:currentColor;mask:url('./assets/icons/hand-drawn-arrow.svg') center/contain no-repeat;transform:rotate(90deg);animation:guide-arrow 1.6s ease-in-out infinite;filter:drop-shadow(0 0 .5px currentColor)}
@keyframes guide-arrow{0%,100%{translate:0 -4px}50%{translate:0 5px}}
.hero:not(.is-second-frame) .hero-bottom{justify-content:flex-end}
.hero-back{bottom:48px}
@media(max-width:620px){.hero-subject{object-position:40% center}.portfolio-word{top:33%;font-size:16vw;left:1%;right:1%}.hero:not(.is-second-frame) .hero-bottom{align-items:flex-end}.beacon-button,.beacon-button:hover{font-size:12px;gap:10px}.hero-back{bottom:28px}.beacon-button::after{width:20px;height:24px}}
@media(prefers-reduced-motion:reduce){.portfolio-word span{animation:none}.hero.is-transitioning .portfolio-word{opacity:0}.beacon-button::after{animation:none}}
/* Second scene: rear headline, transparent subject, then foreground headline. */
.hero-books .scene-letter-line{pointer-events:none}
.hero-books .scene-letter-line text{font-size:132px;font-weight:850;text-anchor:start;letter-spacing:0;fill:#fcf6ff;opacity:0}
.hero-books .scene-letter-front text{fill:#c5a4d6}
.hero.is-second-frame .scene-letter-line text{animation:scene-letter-in .85s cubic-bezier(.16,1,.3,1) both;animation-delay:calc(.08s + var(--letter)*.1s)}
.hero.is-second-frame .scene-letter-front text{animation-delay:calc(.3s + var(--letter)*.1s)}
.scene-two-subject{pointer-events:none}
@keyframes scene-letter-in{from{opacity:0;translate:0 36px;filter:blur(9px)}to{opacity:1;translate:0 0;filter:blur(0)}}
.hero-books a .book-border{fill:#ffd17a08;stroke:#ffb522;stroke-width:4;stroke-linejoin:round;stroke-linecap:round;vector-effect:non-scaling-stroke;pointer-events:auto;transition:fill .25s,stroke .25s}
.hero-books a:hover .book-border,.hero-books a:focus-visible .book-border{fill:#ffbe3820;stroke:#ffdb83;stroke-width:4}
.book-lettering{color:#e5c3ec;font-weight:700;-webkit-text-stroke:.65px currentColor;text-shadow:0 1px 3px #38134255}
.hero.is-second-frame .hero-copy{max-width:100%}
@media(max-aspect-ratio:4/3){.hero-books{top:100px;height:calc(100% - 190px)}.hero-books a .book-border{stroke-width:2.5}}
@media(prefers-reduced-motion:reduce){.hero.is-second-frame .scene-letter-line text{opacity:1;animation:none}}
/* Swap the second-scene actions and soften the return with staggered shutters. */
.hero.is-second-frame .hero-bottom{align-items:flex-end;justify-content:flex-end}
.hero-back{left:max(var(--gutter),calc((100% - var(--max))/2 + var(--gutter)));right:auto}
.hero-shutters{position:fixed;inset:0;z-index:1000;display:grid;grid-template-rows:repeat(10,1fr);pointer-events:auto}
.hero-shutters>span{display:block;margin-block:-1px;background:linear-gradient(110deg,#11051f,#25113d 60%,#160926);transform:scaleY(0);transform-origin:center;box-shadow:inset 0 1px #b489e51a}
body.hero-returning{overflow:hidden}.hero-returning .site-header{pointer-events:none}.hero-returning .site-header .brand{pointer-events:none}
/* Trace each book on entrance, then keep a subtle living highlight. */
.hero-books a:nth-of-type(1){--book-delay:0ms}.hero-books a:nth-of-type(2){--book-delay:110ms}.hero-books a:nth-of-type(3){--book-delay:220ms}.hero-books a:nth-of-type(4){--book-delay:330ms}.hero-books a:nth-of-type(5){--book-delay:440ms}
.hero.is-second-frame .book-border{animation:book-trace 1.1s ease both,book-glimmer 3.6s ease-in-out infinite;animation-delay:var(--book-delay),calc(1.1s + var(--book-delay))}
.hero.is-second-frame .book-lettering{animation:book-title-enter .75s ease-out both;animation-delay:calc(.35s + var(--book-delay))}
@keyframes book-trace{from{stroke-dasharray:100;stroke-dashoffset:100;fill:transparent}to{stroke-dasharray:100;stroke-dashoffset:0}}
@keyframes book-glimmer{0%,100%{filter:drop-shadow(0 0 1px #ffb52233)}50%{filter:drop-shadow(0 0 6px #ffbf6377)}}
@keyframes book-title-enter{from{opacity:0;filter:blur(5px);translate:0 10px}to{opacity:1;filter:blur(0);translate:0 0}}
[data-book-category="series"] .book-lettering{font-size:28px}
@media(prefers-reduced-motion:reduce){.hero.is-second-frame .book-border,.hero.is-second-frame .book-lettering{animation:none}}
/* Inline SVG keeps card arrows visible even when the page opens from disk. */
.card-direction-arrow{display:block;width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:2.8;stroke-linecap:round;stroke-linejoin:round;transform:rotate(-45deg);transition:transform .32s var(--ease);pointer-events:none}
.feature-card:hover .feature-arrow,.project-open:hover .project-arrow{transform:none}
.feature-card:is(:hover,:focus-visible,:active) .card-direction-arrow,.project-open:is(:hover,:focus-visible,:active) .card-direction-arrow{transform:rotate(0deg)}
.feature-card:focus-visible .feature-arrow,.project-open:focus-visible .project-arrow{background:var(--accent);border-color:var(--accent);color:var(--paper)}
/* Embedded arrows remain visible on both local-file and server previews. */
.beacon-button::after{display:none}
.hero-guide-arrow{display:block;flex:none;width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;animation:hero-guide-bob 1.6s ease-in-out infinite;pointer-events:none}
.hero-back .hero-guide-arrow{transform:rotate(180deg)}
@keyframes hero-guide-bob{0%,100%{translate:0 -4px}50%{translate:0 5px}}
@media(prefers-reduced-motion:reduce){.hero-guide-arrow{animation:none}}
.hero-scroll>span{display:inline;width:auto;height:auto;border:0;border-radius:0;font-size:inherit;line-height:inherit;background:none;transform:none}
.hero-scroll:hover>span{background:none;color:inherit;transform:none}
/* Self-contained arrows for buttons, comparison, contact and page navigation. */
.inline-direction{display:inline-block;vertical-align:middle;flex:none;width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;pointer-events:none;transition:transform .3s var(--ease)}
.inline-direction--diagonal{transform:rotate(-45deg)}.inline-direction--left{transform:rotate(180deg)}.inline-direction--up{transform:rotate(-90deg)}
:is(.outline-button,.solid-button,.contact-links a,.detail-next):is(:hover,:focus-visible) .inline-direction--diagonal{transform:rotate(0deg)}
.ink-arrow-pair .inline-direction{width:16px;height:21px;stroke-width:2.5}
.footer-top .inline-direction,.back-to-top .inline-direction{width:22px;height:22px}
.detail-next small .inline-direction,.empty-state .inline-direction{width:19px;height:19px}