/* Endurance: original Figma layout + portfolio detail-page interactions. */
/* All body geometry comes from the saved Figma contexts in data/. */
@font-face{font-family:"Source Han Sans CN";src:url("assets/fonts/SourceHanSansCN-Light-full.otf") format("opentype");font-weight:300;font-display:swap}
@font-face{font-family:"Source Han Sans CN";src:url("assets/fonts/SourceHanSansCN-Normal.otf") format("opentype");font-weight:350;font-display:swap}
@font-face{font-family:"Source Han Sans CN";src:url("assets/fonts/SourceHanSansCN-Regular-full.otf") format("opentype");font-weight:400;font-display:swap}
@font-face{font-family:"Source Han Sans CN";src:url("assets/fonts/SourceHanSansCN-Medium.otf") format("opentype");font-weight:500;font-display:swap}
@font-face{font-family:"Source Han Sans CN";src:url("assets/fonts/SourceHanSansCN-Bold-full.otf") format("opentype");font-weight:600 700;font-display:swap}
:root{--scale:1;--orange:#ff5b2e;--header-height:calc(55px * var(--scale));--page-x:3.35vw;--ease:cubic-bezier(.2,.75,.15,1);color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:auto;scroll-padding-top:var(--header-height)}
html.lenis,html.lenis body{height:auto}.lenis.lenis-smooth{scroll-behavior:auto!important}.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}.lenis.lenis-stopped{overflow:clip}
body{margin:0;background:#fff;color:#4d4d4d;font-family:-apple-system,BlinkMacSystemFont,"Source Han Sans CN",sans-serif;-webkit-font-smoothing:antialiased;text-rendering:geometricPrecision}
a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible{outline:2px solid var(--orange);outline-offset:5px}::selection{background:var(--orange);color:#050505}
.skip-link{position:fixed;top:-90px;left:24px;z-index:300;padding:12px 18px;background:var(--orange);color:#050505}.skip-link:focus{top:12px}
.site-header{position:fixed;z-index:100;inset:0 0 auto;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:var(--header-height);padding:0 var(--page-x);backdrop-filter:blur(18px) saturate(120%);-webkit-backdrop-filter:blur(18px) saturate(120%);background:rgba(255,255,255,.72);color:#050505;border-bottom:1px solid rgba(5,5,5,.07);transition:color .3s ease,background-color .3s ease,border-color .3s ease}
.site-header[data-theme=dark]{background:rgba(12,12,12,.66);color:#fff;border-bottom-color:rgba(255,255,255,.05)}
.back-link{display:flex;align-items:center;gap:calc(10px * var(--scale));justify-self:start;font-size:calc(13px * var(--scale))}.back-link>span:last-child,.language-control button{position:relative}
.back-link>span:last-child:after,.language-control button:after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:1px;background:currentColor;transition:right .25s ease}.back-link:hover>span:last-child:after,.back-link:focus-visible>span:last-child:after,.language-control button:hover:after,.language-control button:focus-visible:after{right:0}
.project-name{font-size:calc(13px * var(--scale));font-weight:400}
.language-control{justify-self:end;display:flex;align-items:center;gap:calc(7px * var(--scale));font-size:calc(12px * var(--scale))}.language-control button{padding:0;border:0;background:none;opacity:.5;transition:opacity .2s ease}.language-control button.active{opacity:1;font-weight:700}
.reading-progress{position:absolute;bottom:-1px;left:0;width:100%;height:1.5px;pointer-events:none}.reading-progress span{display:block;width:100%;height:100%;background:var(--orange);transform:scaleX(.0572917);transform-origin:left;will-change:transform}
.panel{position:relative;width:100%;overflow:hidden;background:white;scroll-margin-top:0}.panel:focus{outline:none}.artboard{position:relative;width:1440px;transform:scale(var(--scale));transform-origin:top left;isolation:isolate;overflow:hidden}
.cover-meta{position:absolute;left:4.6528%;bottom:5.9873%;display:flex;gap:calc(56px * var(--scale));font-family:"Source Han Sans CN",sans-serif;font-size:calc(13px * var(--scale));font-weight:350;color:#6b6b6b}
.round-arrow{display:grid;place-items:center;width:calc(58px * var(--scale));height:calc(58px * var(--scale));border:1.208px solid #9a9a9a;border-radius:50%;color:#9a9a9a;font-size:calc(24.167px * var(--scale));line-height:1;transition:background .25s ease,color .25s ease,border-color .25s ease}
.cover-arrow{position:absolute;right:4.5139%;bottom:5.9873%}.cover-arrow span{display:block;transition:transform .25s ease}.cover-arrow.is-scroll-active{background:var(--orange);border-color:var(--orange);color:#fff}.cover-arrow.is-scroll-active span{transform:rotate(45deg)}
.chapter-nav{position:fixed;z-index:50;left:calc(48px * var(--scale));top:50%;transform:translateY(-50%);width:calc(148px * var(--scale));display:grid;gap:calc(14px * var(--scale));opacity:0;visibility:hidden;transition:opacity .08s ease,visibility 0s linear .08s}.chapter-nav.is-visible{opacity:1;visibility:visible;transition:opacity .08s ease,visibility 0s}
.chapter-nav a{display:flex;align-items:center;gap:calc(9px * var(--scale));font-family:"Source Han Sans CN",sans-serif;font-weight:300;font-size:calc(11px * var(--scale));line-height:calc(13px * var(--scale));white-space:nowrap;color:#8d8d8d;transition:color .22s ease,transform .22s ease}
.chapter-dot{width:calc(8px * var(--scale));height:calc(8px * var(--scale));flex-shrink:0;border:1px solid currentColor;border-radius:50%;transition:background-color .25s ease,border-color .25s ease}
.chapter-nav a[aria-current=location]{color:#1a1a1a;font-weight:500}.chapter-nav[data-theme=dark] a[aria-current=location]{color:white}.chapter-nav a[aria-current=location] .chapter-dot{background:currentColor;border-color:currentColor}.chapter-nav a:hover,.chapter-nav a:focus-visible,.chapter-nav[data-theme=dark] a:hover,.chapter-nav[data-theme=dark] a:focus-visible{color:var(--orange);transform:translateX(3px)}
.project-pagination{--switch-frame-background:#fff;--switch-frame-rule:#d2d2d2;position:relative;width:100%;height:calc(412px * var(--scale));background:var(--switch-frame-background);border-top:1px solid var(--switch-frame-rule)}
.project-switch{position:absolute;top:calc(108px * var(--scale));display:flex;align-items:center;gap:calc(24px * var(--scale));height:calc(180px * var(--scale))}.project-switch.previous{left:calc(94px * var(--scale))}.project-switch.next{right:calc(95px * var(--scale))}
.project-thumb{position:relative;display:block;width:calc(335px * var(--scale));height:calc(180px * var(--scale));overflow:hidden;border-radius:calc(8px * var(--scale));isolation:isolate}.thumb-image{display:block;width:100%;height:100%;object-fit:cover;transition:filter .45s ease,transform .6s cubic-bezier(.2,.75,.2,1)}
.thumb-label{position:absolute;inset:0;display:flex;flex-direction:column;gap:calc(4px * var(--scale));align-items:center;justify-content:center;color:rgba(255,255,255,.8);font-family:"Source Han Sans CN",sans-serif;font-size:calc(16px * var(--scale));font-weight:300;line-height:1.2;background:rgba(5,5,5,.32);opacity:0;transform:translateY(6px);transition:opacity .36s ease,transform .48s cubic-bezier(.18,.7,.18,1)}
.thumb-direction,.thumb-project-name{font-size:inherit;font-weight:inherit;line-height:1.2;color:inherit}
.thumb-project-name{font-family:"SF Pro Display","SF Pro Text",-apple-system,BlinkMacSystemFont,sans-serif;font-size:calc(13px * var(--scale));font-weight:700}
.project-switch:hover .thumb-image,.project-switch:focus-visible .thumb-image{filter:blur(10px);transform:scale(1.04)}.project-switch:hover .thumb-label,.project-switch:focus-visible .thumb-label{opacity:1;transform:translateY(0)}.project-switch:hover .round-arrow,.project-switch:focus-visible .round-arrow{color:#050505;border-color:#050505}
.project-footer{position:absolute;left:var(--page-x);right:var(--page-x);bottom:calc(32px * var(--scale));display:flex;justify-content:space-between;color:#a3a3a3;font-size:calc(10px * var(--scale));letter-spacing:.08em}.project-footer a:hover,.project-footer a:focus-visible{color:var(--orange)}
.page-exit{position:fixed;inset:0;z-index:200;pointer-events:none;opacity:0;background:rgba(255,255,255,.95);backdrop-filter:blur(14px);transition:opacity .35s var(--ease)}body.is-leaving .page-exit{opacity:1}body.is-leaving{cursor:progress}
@media(max-width:700px){
 :root{--header-height:48px}.site-header{padding:0 20px}.back-link,.project-name{font-size:12px}.language-control{gap:7px;font-size:11px}.language-control button{min-width:24px;min-height:36px}.language-control button:after{bottom:3px}main{padding-top:48px}
 .cover{height:calc(785px * var(--scale));min-height:0}.cover-arrow{width:36px;height:36px;font-size:18px;right:18px;bottom:14px}.cover-meta{bottom:18px;font-size:max(6px,calc(13px * var(--scale)))}
 .chapter-nav{left:0;right:0;top:auto;bottom:0;transform:none;width:100%;display:flex;overflow-x:auto;gap:18px;padding:6px 18px max(6px,env(safe-area-inset-bottom));background:rgba(255,255,255,.93);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);scrollbar-width:none;overscroll-behavior-x:contain}.chapter-nav[data-theme=dark]{background:rgba(12,12,12,.93)}.chapter-nav a{gap:6px;font-size:11px;line-height:16px;flex-shrink:0;min-height:44px}.chapter-dot{width:6px;height:6px}
 .project-pagination{min-height:220px}.project-switch{top:36px;height:90px;gap:8px}.project-switch.previous{left:14px}.project-switch.next{right:14px}.project-switch .round-arrow{width:26px;height:26px;font-size:16px}.project-thumb{width:calc((100vw - 110px)/2);height:90px;border-radius:5px}.thumb-label{font-size:10px;gap:4px}.thumb-project-name{font-size:10px}.project-footer{bottom:28px;left:18px;right:18px;font-size:8px}.project-footer a{padding:12px 0}.project-switch:focus-visible{outline-offset:2px}
}
@media(hover:none){.thumb-label{opacity:1;transform:none;background:rgba(5,5,5,.32)}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}.page-exit{display:none}}

/* Native HTML corresponding to the Figma layers. */
p,h1,h2,h3{margin:0;font:inherit}img{display:block}*,*::before,*::after{border-width:0;border-style:solid}body{line-height:normal}
.artboard{font-synthesis:none}.artboard img{max-width:none}
.site-header[data-theme=cover]{background:rgba(255,255,255,.72);backdrop-filter:blur(18px) saturate(120%);-webkit-backdrop-filter:blur(18px) saturate(120%);color:#4d4d4d;border-bottom-color:rgba(5,5,5,.07)}
.cover-artboard{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(var(--cover-scale,var(--scale)));transform-origin:center}
.cover{height:100svh;min-height:calc(785px * var(--scale));background:#eee;isolation:isolate}
.cover-meta p{font-size:inherit!important}.cover-meta{z-index:2;color:#6b6b6b}
.cover-arrow{z-index:2}.round-arrow{border-width:1.208px}.chapter-dot{border-width:1px}
.journey{overflow:visible;height:calc(2555px * var(--scale));border:0}
.journey-sticky{position:sticky;top:var(--journey-top,var(--header-height));height:calc(785px * var(--scale));overflow:hidden;background:#fff}
.journey-stage{height:100%;width:100%;overflow:hidden}
.journey .artboard{width:var(--journey-map-width);overflow:visible}
.journey-sticky:focus-visible{outline:2px solid var(--orange);outline-offset:-2px}
.journey-chart{will-change:transform;transform:translate3d(var(--journey-x,0px),0,0)}
.journey-images{gap:0}
.journey-images img{display:block;flex-shrink:0}
.journey-mask{border-right:1px solid #d9d9d9!important;background:#fff!important;visibility:hidden}
.journey.is-moving .journey-mask{visibility:visible}
.project-pagination{border-top-width:1px}.project-thumb{--thumb-width:calc(335 * var(--scale))}
.thumb-image{position:absolute;inset:0;width:100%;height:100%;overflow:hidden}.thumb-art img{max-width:none}
@media(max-width:700px){
 .cover{height:calc(785px * var(--scale));min-height:0}
 .cover-artboard{transform:translate(-50%,-50%) scale(var(--scale))}
 .cover-meta{gap:15px}.project-thumb{--thumb-width:calc((100vw - 110px) / 2 / 1px)}
 .site-header[data-theme=cover]{background:rgba(255,255,255,.85)}
}
@media(prefers-reduced-motion:reduce){
 .journey{height:calc(785px * var(--scale))!important}
 .journey-sticky{position:relative;top:0;overflow-x:auto;overscroll-behavior-x:contain}
 .journey-stage{width:calc(var(--journey-map-width) * var(--scale))}
 .journey-chart{transform:none;will-change:auto}
 .journey-mask{display:none}
}

/* Shared author identity in the project-detail navigation. */
.profile-link{justify-self:end;display:inline-flex;align-items:center;gap:0;font-size:calc(12px * var(--scale));letter-spacing:.08em;line-height:1;white-space:nowrap;transition:transform .25s ease}
.profile-link::after{content:"→";width:0;margin-left:0;overflow:hidden;opacity:0;transform:translateX(-5px);transition:width .25s ease,margin-left .25s ease,opacity .2s ease,transform .25s ease}
.profile-link:hover,.profile-link:focus-visible{transform:translateX(-4px)}
.profile-link:hover::after,.profile-link:focus-visible::after{width:.9em;margin-left:.42em;opacity:1;transform:translateX(0)}
.profile-link:focus-visible{outline:1px solid currentColor;outline-offset:5px}
.site-header .project-name,.site-header .profile-link{font-family:"SF Pro Text","SF Pro Display",-apple-system,BlinkMacSystemFont,sans-serif;font-weight:400}