/* ===========================================================================
   Justas Petrulis — portfolio
   Proof-sheet concept: the page is treated like a designer's print proof —
   mono spec labels, hairline crop marks, one easing curve for all motion.
   Self-contained: self-hosted OFL fonts, zero runtime CDN calls.
   =========================================================================== */

/* ------------------------------- fonts ------------------------------- */
@font-face{font-family:'Archivo';src:url('../assets/fonts/archivo-600.woff2') format('woff2');
  font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'Archivo';src:url('../assets/fonts/archivo-700.woff2') format('woff2');
  font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../assets/fonts/inter-400.woff2') format('woff2');
  font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../assets/fonts/inter-500.woff2') format('woff2');
  font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'Space Mono';src:url('../assets/fonts/space-mono-400.woff2') format('woff2');
  font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Space Mono';src:url('../assets/fonts/space-mono-700.woff2') format('woff2');
  font-weight:700;font-style:normal;font-display:swap}

/* ------------------------------- tokens ------------------------------- */
:root{
  --paper:#faf9f7; --ink:#14151a; --sub:#63666f; --line:#e7e4de;
  --card:#ffffff; --accent:#3b34ff; --accent-soft:#efeeff;
  --radius:18px; --maxw:1220px;
  --ease:cubic-bezier(.22,1,.36,1);
  --shadow:0 1px 2px rgba(20,21,26,.04),0 12px 32px rgba(20,21,26,.06);
  --shadow-lift:0 8px 18px rgba(20,21,26,.08),0 26px 56px rgba(20,21,26,.13);
  --font-display:'Archivo',-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;
  --font-mono:'Space Mono','SF Mono',Menlo,Consolas,monospace;
}

/* -------------------------------- base -------------------------------- */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
html.lenis{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{background:var(--paper);color:var(--ink);font-family:var(--font-body);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul{list-style:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,4vw,32px)}
.sub{color:var(--sub)}

/* mono spec label — the signature utility */
.mono{font-family:var(--font-mono);font-size:11.5px;font-weight:400;
  letter-spacing:.12em;text-transform:uppercase;color:var(--sub)}

/* accessibility: skip link + focus rings */
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--ink);color:#fff;
  padding:12px 20px;border-radius:0 0 12px 0;font-weight:500}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}

/* reveal system — main.js adds .in when elements enter the viewport */
[data-reveal]{opacity:0;transform:translateY(26px);
  transition:opacity .9s var(--ease),transform .9s var(--ease);will-change:opacity,transform}
[data-reveal].in{opacity:1;transform:none}

/* -------------------------------- nav -------------------------------- */
nav{position:sticky;top:0;z-index:50;background:rgba(250,249,247,.85);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-family:var(--font-display);font-weight:700;letter-spacing:-.01em;font-size:17px}
.brand span{color:var(--accent)}
.nav-links{display:flex;gap:30px;font-size:14.5px;font-weight:500}
.nav-links a{color:var(--sub);position:relative;transition:color .25s var(--ease)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-4px;height:1.5px;width:100%;
  background:var(--ink);transform:scaleX(0);transform-origin:right;transition:transform .35s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{transform:scaleX(1);transform-origin:left}
.nav-cta{border:1px solid var(--ink);padding:9px 17px;border-radius:11px;font-size:14px;
  font-weight:500;transition:background .25s var(--ease),color .25s var(--ease)}
.nav-cta:hover{background:var(--ink);color:#fff}
@media(max-width:720px){.nav-links{display:none}}

/* -------------------------------- hero -------------------------------- */
.hero{padding:clamp(72px,10vh,116px) 0 56px}
.hero .wrap{display:grid;grid-template-columns:1fr auto;gap:32px;align-items:end}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-mono);
  font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);
  background:var(--accent-soft);padding:9px 16px;border-radius:999px;margin-bottom:30px}
.eyebrow .live{width:7px;height:7px;border-radius:50%;background:var(--accent);
  animation:pulse 2.4s var(--ease) infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}
h1{font-family:var(--font-display);font-weight:700;font-size:clamp(44px,8vw,96px);
  line-height:.98;letter-spacing:-.04em;max-width:14ch}
h1 .accent{color:var(--accent)}
/* line-split load choreography: each line rises out of an overflow-hidden mask */
.hl-line{display:block;overflow:hidden;padding-bottom:.06em;margin-bottom:-.06em}
.hl-line>span{display:inline-block;transform:translateY(115%);transition:transform 1s var(--ease)}
.fonts-ready .hl-line>span{transform:none}
.fonts-ready .hl-line:nth-child(2)>span{transition-delay:.09s}
.fonts-ready .hl-line:nth-child(3)>span{transition-delay:.18s}
.hero-fade{opacity:0;transform:translateY(14px);
  transition:opacity .8s var(--ease),transform .8s var(--ease)}
.fonts-ready .hero-fade{opacity:1;transform:none}
.fonts-ready .lead.hero-fade{transition-delay:.34s}
.fonts-ready .cta.hero-fade{transition-delay:.44s}
.fonts-ready .hero-meta.hero-fade{transition-delay:.54s}
.hero .lead{font-size:clamp(17px,2.1vw,20px);color:var(--sub);max-width:580px;margin:28px 0 34px}
.cta{display:flex;gap:13px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:9px;padding:14px 26px;border-radius:12px;
  font-weight:500;font-size:15px;
  transition:transform .3s var(--ease),background .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#2a22e6}
.btn-ghost{border:1px solid var(--line);background:var(--card)}
.btn-ghost:hover{border-color:var(--ink)}
/* proof-sheet corner meta */
.hero-meta{display:flex;flex-direction:column;gap:7px;text-align:right;padding-bottom:8px}
@media(max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero-meta{text-align:left;flex-direction:row;gap:22px}}

/* ------------------------------- marquee ------------------------------- */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:20px 0;margin-top:26px}
.marquee-track{display:inline-flex;white-space:nowrap;will-change:transform;
  animation:marquee 30s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(-50%)}}
.marquee-track>div{display:inline-flex;align-items:center}
.marquee-track span{font-family:var(--font-display);font-weight:600;font-size:clamp(16px,2vw,21px);
  letter-spacing:-.01em;padding:0 18px}
.marquee-track i{font-style:normal;color:var(--accent);font-size:14px}

/* -------------------------------- work -------------------------------- */
section{padding:clamp(64px,9vw,96px) 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:14px}
.sec-head h2{font-family:var(--font-display);font-weight:700;
  font-size:clamp(30px,4vw,44px);letter-spacing:-.03em;line-height:1.05}
.sec-head p{color:var(--sub);font-size:15px;max-width:44ch;padding-bottom:6px}
.sec-rule{display:flex;justify-content:space-between;border-top:1px solid var(--line);
  padding-top:12px;margin-bottom:34px}

.grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px}
.proj{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;cursor:pointer;box-shadow:var(--shadow);
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .45s var(--ease)}
.proj:hover,.proj:focus-visible{transform:translateY(-5px);box-shadow:var(--shadow-lift);border-color:#d8d4cc}
.proj.s2{grid-column:span 2}
.proj.s3{grid-column:span 3}
.proj.s4{grid-column:span 4}
.thumb{aspect-ratio:4/3;overflow:hidden;background:#f1efea;position:relative}
.proj.s4 .thumb{aspect-ratio:16/9.5}
.proj.s3 .thumb{aspect-ratio:3/2}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.proj:hover .thumb img,.proj:focus-visible .thumb img{transform:scale(1.04)}
/* crop marks — two hairline corners, print-proof style */
.thumb::before,.thumb::after{content:"";position:absolute;width:14px;height:14px;z-index:2;
  border:0 solid rgba(20,21,26,.55);transition:border-color .3s var(--ease)}
.thumb::before{top:10px;left:10px;border-top-width:1.5px;border-left-width:1.5px}
.thumb::after{bottom:10px;right:10px;border-bottom-width:1.5px;border-right-width:1.5px}
.proj:hover .thumb::before,.proj:hover .thumb::after{border-color:var(--accent)}
/* spec row */
.spec{display:flex;align-items:center;gap:14px;padding:13px 20px;border-bottom:1px solid var(--line)}
.spec .idx{color:var(--ink);font-weight:700}
.spec .tag{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .3s var(--ease)}
.proj:hover .spec .tag{color:var(--accent)}
.proj-info{padding:16px 20px 20px}
.proj-info h3{font-family:var(--font-display);font-weight:600;font-size:19px;
  letter-spacing:-.015em;margin-bottom:5px}
.proj-info p{font-size:14px;color:var(--sub);line-height:1.5}
@media(max-width:900px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .proj.s2,.proj.s3{grid-column:span 1}
  .proj.s4{grid-column:span 2}
  .proj.s3 .thumb,.proj.s4 .thumb{aspect-ratio:4/3}
}
@media(max-width:560px){
  .grid{grid-template-columns:1fr}
  .proj.s2,.proj.s3,.proj.s4{grid-column:span 1}
}

/* -------------------------------- about -------------------------------- */
.about{background:var(--ink);color:#fff;border-radius:28px;
  padding:clamp(40px,6vw,68px) clamp(26px,5vw,64px);
  display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:center}
.about .mono{color:#8a8c98;display:block;margin-bottom:18px}
.about h2{font-family:var(--font-display);font-weight:700;
  font-size:clamp(28px,3.6vw,40px);letter-spacing:-.03em;line-height:1.08;margin-bottom:20px}
.about p{color:#c3c4cc;font-size:16px;margin-bottom:14px;max-width:52ch}
.about .hl{color:#fff;font-weight:500}
.contact a{display:flex;align-items:center;gap:12px;padding:15px 2px;
  border-bottom:1px solid #2b2c34;font-size:15.5px;color:#fff;
  transition:color .25s var(--ease),padding-left .3s var(--ease)}
.contact a:last-child{border-bottom:0}
.contact a:hover{color:#a9a4ff;padding-left:8px}
.contact .mono{color:#8a8c98;width:26px;letter-spacing:0}
@media(max-width:780px){.about{grid-template-columns:1fr;gap:28px}}

/* -------------------------------- footer -------------------------------- */
footer{border-top:1px solid var(--line)}
footer .wrap{padding-top:36px;padding-bottom:44px;display:flex;justify-content:space-between;
  align-items:center;flex-wrap:wrap;gap:12px}
footer .mono{letter-spacing:.08em}
.to-top{transition:color .25s var(--ease)}
.to-top:hover{color:var(--accent)}

/* ------------------------- lightbox (contact sheet) ------------------------- */
.lb{position:fixed;inset:0;background:rgba(12,12,14,.95);display:none;z-index:100;
  flex-direction:column;align-items:center;justify-content:center;padding:28px}
.lb.open{display:flex}
.lb-stage{flex:1;display:flex;align-items:center;justify-content:center;width:100%;max-height:78vh}
.lb-stage img{max-width:min(1100px,92vw);max-height:78vh;object-fit:contain;border-radius:6px;
  box-shadow:0 30px 90px rgba(0,0,0,.5)}
.lb-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%;
  max-width:1100px;color:#fff;margin-top:18px;border-top:1px solid rgba(255,255,255,.14);padding-top:16px}
.lb-title{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.lb-count{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;color:#9d9fa9}
.lb-nav{display:flex;gap:10px}
.lb-btn{width:44px;height:44px;border-radius:50%;border:1px solid #3a3b45;
  background:rgba(255,255,255,.06);color:#fff;font-size:20px;
  display:flex;align-items:center;justify-content:center;transition:background .25s var(--ease)}
.lb-btn:hover{background:rgba(255,255,255,.16)}
.lb-close{position:absolute;top:22px;right:26px;width:44px;height:44px;border-radius:50%;
  border:1px solid #3a3b45;background:rgba(255,255,255,.06);color:#fff;font-size:19px}
.lb-close:hover{background:rgba(255,255,255,.16)}
.lb-dots{display:flex;gap:6px}
.lb-dots i{width:7px;height:7px;border-radius:50%;background:#4a4b55;transition:background .25s var(--ease)}
.lb-dots i.on{background:#fff}
@media(max-width:560px){.lb-title{display:none}}

/* --------------------------- reduced motion --------------------------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1!important;transform:none!important;transition:none!important}
  .hl-line>span{transform:none!important;transition:none!important}
  .hero-fade{opacity:1!important;transform:none!important;transition:none!important}
  .marquee-track{animation:none}
  .eyebrow .live{animation:none}
  .thumb img,.proj,.btn{transition:none}
}