/* ============ SARAH KUM 2026 PORTFOLIO ============ */
:root{
  --bg:#0b0b0c;
  --bg-2:#111114;
  --ink:#f4f1ea;
  --muted:#9e9a90;
  --line:rgba(244,241,234,.12);
  --accent:#ff5b2e;
  --accent-2:#e9d8a6;
  --accent-3:#a3b18a;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--ink);font-family:'Inter',sans-serif;-webkit-font-smoothing:antialiased;cursor:none}
body{overflow-x:hidden;line-height:1.5}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
em{font-style:italic}

/* Grain overlay */
.grain{position:fixed;inset:0;pointer-events:none;z-index:9000;opacity:.08;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/></svg>")}

/* Custom cursor */
.cursor{position:fixed;top:0;left:0;width:32px;height:32px;border:1px solid rgba(244,241,234,.4);border-radius:50%;pointer-events:none;z-index:9999;transform:translate(-50%,-50%);transition:transform .25s ease,border-color .2s,background-color .2s;mix-blend-mode:difference}
.cursor-dot{position:fixed;top:0;left:0;width:5px;height:5px;background:var(--ink);border-radius:50%;pointer-events:none;z-index:9999;transform:translate(-50%,-50%);mix-blend-mode:difference}
.cursor.hover{transform:translate(-50%,-50%) scale(2.2);background:var(--accent);border-color:transparent;mix-blend-mode:normal}
@media(hover:none){.cursor,.cursor-dot{display:none}html,body{cursor:auto}}

/* Nav */
.nav{position:fixed;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:22px 40px;z-index:1000;background:linear-gradient(180deg,rgba(11,11,12,.85),transparent);backdrop-filter:blur(8px)}
.brand{font-family:'Fraunces',serif;font-size:20px;font-weight:500;letter-spacing:-.01em;display:flex;align-items:center;gap:6px}
.brand-dot{width:6px;height:6px;background:var(--accent);border-radius:50%;display:inline-block}
.nav-links{display:flex;gap:28px;font-size:13px;letter-spacing:.02em;color:var(--muted)}
.nav-links a{transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-cta{font-size:13px;padding:10px 18px;border:1px solid var(--line);border-radius:999px;transition:all .25s}
.nav-cta:hover{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* Hero */
.hero{padding:180px 40px 80px;max-width:1400px}
.hero-meta{display:flex;gap:14px;margin-bottom:48px;flex-wrap:wrap}
.tag{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;padding:8px 14px;border:1px solid var(--line);border-radius:999px;color:var(--muted)}
.tag-dot::before{content:'';display:inline-block;width:5px;height:5px;background:var(--accent-3);border-radius:50%;margin-right:8px;vertical-align:middle}
.hero-title{font-family:'Fraunces',serif;font-weight:400;font-size:clamp(48px,8.2vw,140px);line-height:.92;letter-spacing:-.025em;margin-bottom:48px;font-variation-settings:"opsz" 144}
.hero-title em{font-style:italic;color:var(--accent-2);font-variation-settings:"opsz" 144}
.accent{color:var(--accent)}
.hero-lead{font-size:19px;max-width:680px;color:var(--muted);line-height:1.55;margin-bottom:64px}
.hero-lead a{color:var(--ink);border-bottom:1px solid var(--line);transition:border-color .2s}
.hero-lead a:hover{border-color:var(--accent)}
.hero-foot{display:flex;justify-content:space-between;align-items:end;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:24px;max-width:700px}
.hero-link{color:var(--ink);transition:color .2s}
.hero-link:hover{color:var(--accent)}

/* Marquee */
.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:28px 0;background:var(--bg-2)}
.marquee-track{display:flex;gap:28px;font-family:'Fraunces',serif;font-style:italic;font-size:48px;color:var(--accent-2);white-space:nowrap;animation:scroll-left 60s linear infinite}
.marquee-track span{flex:none}
@keyframes scroll-left{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* Sections */
.section{padding:140px 40px;max-width:1600px;margin:0 auto}
.section-head{display:flex;align-items:baseline;gap:32px;margin-bottom:72px;border-bottom:1px solid var(--line);padding-bottom:28px}
.section-head .num{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--accent)}
.section-head h2{font-family:'Fraunces',serif;font-weight:400;font-size:clamp(36px,5vw,72px);letter-spacing:-.02em;line-height:1}
.section-head .count{margin-left:auto;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--muted)}

/* Projects grid */
.projects{display:grid;grid-template-columns:repeat(6,1fr);gap:24px}
.proj{position:relative;overflow:hidden;border:1px solid var(--line);background:var(--bg-2);cursor:none;transition:transform .5s cubic-bezier(.2,.8,.2,1),border-color .3s}
.proj:hover{border-color:var(--accent);transform:translateY(-4px)}
.proj-img{aspect-ratio:4/3;overflow:hidden;background-color:#1a1a1d;position:relative}
.proj-img img{width:100%;height:100%;object-fit:cover;object-position:center;display:block;transition:transform .8s ease;image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges;-ms-interpolation-mode:bicubic}
.proj:hover .proj-img img{transform:scale(1.04)}
.proj-info{padding:20px;display:flex;flex-direction:column;gap:8px;border-top:1px solid var(--line)}
.proj-num{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent)}
.proj-title{font-family:'Fraunces',serif;font-weight:400;font-size:22px;line-height:1.15;letter-spacing:-.01em}
.proj-meta{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}

.proj.feature{grid-column:span 6}
.proj.feature .proj-img{aspect-ratio:16/7}
.proj.feature .proj-title{font-size:42px}
.proj.large{grid-column:span 4}
.proj.large .proj-img{aspect-ratio:4/3}
.proj.normal{grid-column:span 2}
.proj.small{grid-column:span 2}

/* Approach */
.approach-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.approach-card{padding:48px;border:1px solid var(--line);background:var(--bg-2);transition:border-color .3s,background .3s}
.approach-card:hover{border-color:var(--accent-2);background:#15151a}
.approach-num{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--accent);display:block;margin-bottom:24px}
.approach-card h3{font-family:'Fraunces',serif;font-weight:400;font-size:34px;line-height:1.15;letter-spacing:-.01em;margin-bottom:18px}
.approach-card h3 em{color:var(--accent-2)}
.approach-card p{color:var(--muted);font-size:16px;line-height:1.6}

/* Timeline */
.timeline{list-style:none;position:relative;padding-left:40px}
.timeline::before{content:'';position:absolute;left:8px;top:8px;bottom:8px;width:1px;background:var(--line)}
.row{display:grid;grid-template-columns:200px 1fr;gap:48px;padding:32px 0;border-bottom:1px solid var(--line);position:relative}
.row::before{content:'';position:absolute;left:-37px;top:42px;width:13px;height:13px;border-radius:50%;background:var(--bg);border:2px solid var(--accent)}
.t-when{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--accent-2);padding-top:6px}
.t-body h3{font-family:'Fraunces',serif;font-weight:400;font-size:28px;line-height:1.2;letter-spacing:-.01em;margin-bottom:12px}
.t-body p{color:var(--muted);font-size:15px;line-height:1.6;max-width:680px}

/* About */
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.about-card{padding:40px;border:1px solid var(--line);background:var(--bg-2)}
.about-card h3{font-family:'Fraunces',serif;font-weight:400;font-size:26px;line-height:1.2;letter-spacing:-.01em;margin-bottom:16px}
.about-card p{color:var(--muted);font-size:15px;line-height:1.6}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:80px;align-items:center}
.big-mark{font-family:'Fraunces',serif;font-style:italic;font-size:clamp(180px,28vw,360px);line-height:.85;letter-spacing:-.04em;color:var(--accent);font-variation-settings:"opsz" 144}
.contact-tag{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--muted);margin-top:24px}
.contact-link{display:flex;justify-content:space-between;align-items:center;padding:32px 0;border-bottom:1px solid var(--line);transition:padding .3s,color .2s}
.contact-link:hover{padding-left:24px;color:var(--accent)}
.contact-link span{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.contact-link em{font-family:'Fraunces',serif;font-style:normal;font-size:24px;font-weight:400}

/* Footer */
.foot{display:flex;justify-content:space-between;padding:40px;border-top:1px solid var(--line);font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--muted);flex-wrap:wrap;gap:16px}

/* Modal */
.modal{position:fixed;inset:0;z-index:9500;display:none;background:#0b0b0c;backdrop-filter:blur(12px);overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}
.modal.open{display:block}
.modal-overlay{position:absolute;inset:0;cursor:none}
.modal-close{position:fixed;top:24px;right:32px;z-index:10;background:transparent;border:1px solid var(--line);color:var(--ink);width:48px;height:48px;border-radius:50%;font-size:18px;cursor:none;transition:all .2s;font-family:'JetBrains Mono',monospace}
.modal-close:hover{background:var(--accent);border-color:var(--accent);color:var(--bg);transform:rotate(90deg)}
.modal-inner{position:relative;min-height:100vh;min-height:100dvh;display:grid;grid-template-columns:380px 1fr;max-width:1800px;margin:0 auto;background:#0b0b0c}
.modal-left{padding:80px 48px;border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:flex-start;background:var(--bg)}
.modal-num{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--accent);margin-bottom:32px}
.modal-title{font-family:'Fraunces',serif;font-weight:400;font-size:42px;line-height:1.1;letter-spacing:-.02em;margin-bottom:48px}
.modal-meta{display:grid;grid-template-columns:80px 1fr;gap:14px 24px;font-size:13px;margin-bottom:48px}
.modal-meta dt{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding-top:2px}
.modal-meta dd{color:var(--ink)}
.modal-note{font-size:12px;color:var(--muted);line-height:1.6;margin-bottom:24px;font-family:'JetBrains Mono',monospace}
.modal-source{font-family:'Fraunces',serif;font-style:italic;font-size:18px;color:var(--accent-2);border-bottom:1px solid var(--line);padding-bottom:8px;align-self:flex-start;transition:border-color .2s,color .2s}
.modal-source:hover{color:var(--accent);border-color:var(--accent)}
.modal-right{padding:80px 48px;overflow-y:auto;height:100vh;background:var(--bg-2)}
.modal-right::-webkit-scrollbar{width:6px}
.modal-right::-webkit-scrollbar-track{background:transparent}
.modal-right::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
.gallery-img{width:100%;margin-bottom:24px;border:1px solid var(--line);background:#1a1a1d}
.gallery-empty{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--muted);padding:48px;border:1px dashed var(--line);text-align:center}
.gallery-cover{width:100%;aspect-ratio:16/9;background-size:cover;background-position:center;margin-bottom:24px;border:1px solid var(--line)}

/* Responsive */
@media(max-width:1100px){
  .projects{grid-template-columns:repeat(4,1fr)}
  .proj.feature{grid-column:span 4}.proj.large{grid-column:span 4}.proj.normal{grid-column:span 2}.proj.small{grid-column:span 2}
  .approach-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .modal-inner{grid-template-columns:320px 1fr}
}
@media(max-width:780px){
  .nav{padding:16px 20px}
  .nav-links{display:none}
  .hero{padding:140px 20px 60px}
  .section{padding:80px 20px}
  .projects{grid-template-columns:repeat(2,1fr);gap:14px}
  .proj.feature,.proj.large,.proj.normal,.proj.small{grid-column:span 2}
  .proj.feature .proj-title{font-size:24px}
  .row{grid-template-columns:1fr;gap:12px}
  .timeline{padding-left:24px}
  .row::before{left:-21px;top:36px}
  .contact-grid{grid-template-columns:1fr;gap:32px}
  .modal-inner{grid-template-columns:1fr;height:auto;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background:#0b0b0c}
  .modal-left{padding:80px 24px 32px;border-right:none;border-bottom:1px solid var(--line)}
  .modal-right{padding:32px 24px calc(80px + env(safe-area-inset-bottom));height:auto;overflow-y:visible;flex:1 1 auto;background:#0b0b0c;min-height:50vh}
  .modal-close{top:16px;right:16px}
}
/* Bilingual KR subline */
.kr{display:block;margin-top:8px;font-family:'Noto Sans KR',sans-serif;font-size:.85em;color:var(--muted);line-height:1.55;letter-spacing:-.005em}
.kr-lead{display:block;margin-top:18px;font-family:'Noto Sans KR',sans-serif;font-size:.78em;color:var(--muted);line-height:1.6;letter-spacing:-.005em}
.kr a, .kr-lead a{color:var(--ink);border-bottom:1px solid var(--line)}
.t-body p .kr{color:var(--muted);opacity:.85}
.approach-card p .kr{font-size:13px;margin-top:10px}
.about-card p .kr{font-size:13px;margin-top:10px}
.modal-note{font-size:11px}

/* === HIGH-RES COVER UPGRADE === */
.proj-grid{grid-template-columns:repeat(auto-fill,minmax(420px,1fr))!important;gap:32px!important}
.proj-img{aspect-ratio:16/9!important;overflow:hidden;border-radius:12px;background:#1a1a1d}
.proj-img img{width:100%;height:100%;object-fit:cover;display:block;image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges;filter:none;transition:transform .5s ease}
.proj:hover .proj-img img{transform:scale(1.04)}
@media(max-width:1100px){.proj-grid{grid-template-columns:repeat(auto-fill,minmax(360px,1fr))!important}}
@media(max-width:640px){.proj-grid{grid-template-columns:1fr!important}}

html,body{background:#0b0b0c}
.modal-left{background:#0b0b0c}

body.modal-locked,html:has(.modal.open){background:#0b0b0c!important}
body.modal-locked{overflow:hidden!important;position:fixed;width:100%;height:100%}
.modal.open{height:100vh;height:100dvh}