:root {
  --ink: #101010;
  --paper: #f5f3ed;
  --white: #ffffff;
  --lime: #d7ff2f;
  --blue: #365cf5;
  --muted: #65655f;
  --line: rgba(16, 16, 16, 0.18);
  --radius: 1.25rem;
  --max-width: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(rgba(16, 16, 16, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(16, 16, 16, 0.035) 1px, transparent 1px), var(--paper);
  background-size: 40px 40px;
  font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", system-ui, sans-serif;
  line-height: 1.6;
  word-break: keep-all;
}
body.dialog-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
img { display: block; max-width: 100%; }
.skip-link { position: fixed; z-index: 100; left: 1rem; top: -5rem; padding: 0.75rem 1rem; background: var(--lime); border: 2px solid var(--ink); }
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 76px;
  padding: 0 4vw;
  border-bottom: 1px solid rgba(255,255,255,.18);
  color: var(--white);
  background: rgba(16, 16, 16, 0.94);
  backdrop-filter: blur(12px);
}
.brand { display: inline-flex; align-items: center; gap: 0.7rem; width: max-content; }
.brand-mark { display: grid; width: 2.5rem; height: 2.5rem; place-items: center; border-radius: 50%; color: var(--ink); background: var(--lime); font-weight: 900; letter-spacing: -0.08em; }
.brand-text { font-size: 0.72rem; font-weight: 800; line-height: 1.05; letter-spacing: 0.08em; }
.site-header nav { display: flex; gap: 2rem; font-size: 0.88rem; }
.site-header nav a { color: rgba(255,255,255,.72); transition: color .2s ease; }
.site-header nav a:hover, .site-header nav a:focus-visible { color: var(--lime); }
.header-link { justify-self: end; font-size: 0.85rem; font-weight: 700; }
.header-link span { color: var(--lime); }

.hero { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(360px, .65fr); min-height: calc(100svh - 76px); max-width: var(--max-width); margin: 0 auto; padding: clamp(4rem, 8vw, 8rem) 2rem 4rem; gap: 4rem; align-items: center; }
.eyebrow, .section-index { margin: 0 0 1.25rem; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .76rem; font-weight: 800; letter-spacing: .14em; }
.eyebrow::before, .section-index::before { content: "●"; margin-right: .65rem; color: var(--blue); }
.hero h1, .section h2 { margin: 0; font-size: clamp(3.2rem, 7.3vw, 7.4rem); font-weight: 900; line-height: .98; letter-spacing: -.07em; }
.hero h1 em, .section h2 em { font-style: normal; color: var(--blue); }
.hero-description { max-width: 690px; margin: 2rem 0 0; color: #4d4d48; font-size: clamp(1rem, 1.35vw, 1.2rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: .75rem 1.25rem; border: 2px solid var(--ink); border-radius: 999px; font-size: .9rem; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover, .button:focus-visible { transform: translate(-3px, -3px); box-shadow: 5px 5px 0 var(--ink); }
.button-primary { background: var(--lime); }
.button-secondary { background: transparent; }
.button-dark { color: var(--white); background: var(--ink); }
.button-ghost { background: transparent; }

.hero-dashboard { overflow: hidden; border: 2px solid var(--ink); border-radius: var(--radius); background: var(--ink); box-shadow: 12px 12px 0 var(--lime); transform: rotate(1.5deg); }
.dashboard-topline { display: flex; justify-content: space-between; padding: .9rem 1rem; color: rgba(255,255,255,.65); border-bottom: 1px solid rgba(255,255,255,.2); font-family: ui-monospace, monospace; font-size: .7rem; }
.dashboard-number { padding: 1.5rem; color: var(--white); }
.dashboard-number strong { display: block; color: var(--lime); font-size: clamp(6rem, 12vw, 10rem); line-height: .9; letter-spacing: -.09em; }
.dashboard-number span { font-family: ui-monospace, monospace; letter-spacing: .2em; }
.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(255,255,255,.2); }
.dashboard-grid div { padding: 1.1rem; color: var(--white); border-right: 1px solid rgba(255,255,255,.2); border-bottom: 1px solid rgba(255,255,255,.2); }
.dashboard-grid div:nth-child(2n) { border-right: 0; }
.dashboard-grid strong { display: block; color: var(--lime); font-size: 1.45rem; }
.dashboard-grid span { color: rgba(255,255,255,.62); font-size: .72rem; }

.ticker { overflow: hidden; padding: .8rem 0; color: var(--white); background: var(--blue); transform: rotate(-1deg) scale(1.02); }
.ticker-track { display: flex; width: max-content; gap: 1.5rem; align-items: center; animation: ticker 26s linear infinite; font-size: .85rem; font-weight: 900; letter-spacing: .1em; }
.ticker-track i { color: var(--lime); font-style: normal; }
@keyframes ticker { to { transform: translateX(-50%); } }

.section { max-width: var(--max-width); margin: 0 auto; padding: clamp(6rem, 10vw, 10rem) 2rem; }
.section-heading h2 { font-size: clamp(2.8rem, 5.5vw, 5.4rem); }
.profile { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(3rem, 9vw, 8rem); }
.profile-content { padding-top: 2.7rem; }
.profile-lead { margin: 0; font-size: clamp(1.25rem, 2.1vw, 1.8rem); line-height: 1.55; letter-spacing: -.025em; }
.profile-lead strong { color: var(--blue); }
.profile-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin: 3.5rem 0 2rem; padding-top: 2rem; border-top: 1px solid var(--line); }
.profile-meta span { display: block; margin-bottom: 1rem; font-family: ui-monospace, monospace; font-size: .7rem; font-weight: 800; letter-spacing: .15em; }
.profile-meta p { margin: 0 0 1rem; color: var(--muted); font-size: .9rem; }
.profile-meta strong { color: var(--ink); }
.skill-cloud { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0; padding: 0; list-style: none; }
.skill-cloud li { padding: .45rem .8rem; border: 1px solid var(--ink); border-radius: 999px; background: var(--white); font-family: ui-monospace, monospace; font-size: .72rem; font-weight: 700; }

.projects { max-width: none; color: var(--white); background: var(--ink); }
.projects-header, .filter-bar, .project-grid { max-width: var(--max-width); margin-right: auto; margin-left: auto; }
.projects-header { display: flex; justify-content: space-between; gap: 3rem; align-items: flex-end; }
.projects-header > p { max-width: 380px; margin: 0; color: rgba(255,255,255,.58); font-size: .9rem; }
.projects .section-index::before { color: var(--lime); }
.filter-bar { display: flex; gap: .6rem; margin-top: 3rem; overflow-x: auto; padding-bottom: .5rem; }
.filter-button { flex: 0 0 auto; padding: .65rem 1rem; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; color: rgba(255,255,255,.7); background: transparent; cursor: pointer; }
.filter-button.active, .filter-button:hover, .filter-button:focus-visible { color: var(--ink); border-color: var(--lime); background: var(--lime); }
.project-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; margin-top: 1.5rem; }
.project-card { position: relative; overflow: hidden; min-height: 510px; border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius); background: #1b1b1b; transition: transform .25s ease, border-color .25s ease; }
.project-card.hidden { display: none; }
.project-card:hover { transform: translateY(-6px); border-color: var(--lime); }
.project-card-button { display: flex; width: 100%; height: 100%; min-height: inherit; flex-direction: column; padding: 0; color: inherit; text-align: left; border: 0; background: transparent; cursor: pointer; }
.project-image { overflow: hidden; height: 275px; background: #ecece8; }
.project-image img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform .4s ease; }
.project-card:hover .project-image img { transform: scale(1.025); }
.project-copy { display: flex; flex: 1; flex-direction: column; padding: 1.35rem; }
.project-meta { display: flex; justify-content: space-between; gap: 1rem; color: rgba(255,255,255,.5); font-family: ui-monospace, monospace; font-size: .68rem; letter-spacing: .06em; }
.project-award { color: var(--lime); text-align: right; }
.project-copy h3 { margin: .8rem 0 .65rem; font-size: clamp(1.25rem, 2vw, 1.75rem); line-height: 1.32; letter-spacing: -.035em; }
.project-copy > p { margin: 0; color: rgba(255,255,255,.58); font-size: .86rem; }
.project-bottom { display: flex; justify-content: space-between; align-items: end; gap: 1rem; margin-top: auto; padding-top: 1.25rem; }
.project-tags { display: flex; flex-wrap: wrap; gap: .35rem; }
.project-tags span { padding: .25rem .5rem; border: 1px solid rgba(255,255,255,.25); border-radius: 999px; color: rgba(255,255,255,.67); font-family: ui-monospace, monospace; font-size: .62rem; }
.project-arrow { display: grid; flex: 0 0 auto; width: 2.75rem; height: 2.75rem; place-items: center; border-radius: 50%; color: var(--ink); background: var(--lime); font-size: 1.3rem; }

.awards { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(3rem, 8vw, 8rem); }
.awards-heading h2 { font-size: clamp(2.8rem, 5.6vw, 5.8rem); }
.award-list { border-top: 2px solid var(--ink); }
.award-list article { display: grid; grid-template-columns: 70px minmax(0, 1fr) minmax(120px, .7fr); gap: 1rem; align-items: center; padding: 1.35rem 0; border-bottom: 1px solid var(--line); }
.award-year { font-family: ui-monospace, monospace; font-size: .75rem; }
.award-list h3 { margin: 0 0 .2rem; font-size: 1rem; }
.award-list p, .award-project { margin: 0; color: var(--muted); font-size: .78rem; }
.award-project { text-align: right; }

.cta { max-width: none; color: var(--ink); background: var(--lime); text-align: center; }
.cta h2 { font-size: clamp(3rem, 7vw, 7rem); }
.cta p:not(.section-index) { margin: 2rem auto 0; font-size: 1.05rem; }
.cta .hero-actions { justify-content: center; }
footer { display: grid; grid-template-columns: 1fr 1.8fr 1fr; gap: 2rem; align-items: end; padding: 3rem 4vw; color: var(--white); background: var(--ink); }
footer p { margin: 0; color: rgba(255,255,255,.48); font-size: .72rem; }
footer p:last-child { text-align: right; }
.footer-info { display: grid; gap: .7rem; }
.footer-network { display: flex; flex-wrap: wrap; gap: .9rem; }
.footer-network a { color: var(--white); font-size: .78rem; font-weight: 700; }
.footer-network a:hover, .footer-network a:focus-visible { color: var(--lime); }

.project-dialog { width: min(1100px, calc(100% - 2rem)); max-height: calc(100dvh - 2rem); padding: 0; border: 0; border-radius: var(--radius); color: var(--ink); background: var(--paper); box-shadow: 0 30px 100px rgba(0,0,0,.5); }
.project-dialog::backdrop { background: rgba(0,0,0,.76); backdrop-filter: blur(5px); }
.dialog-shell { position: relative; }
.dialog-close { position: sticky; z-index: 3; top: 1rem; float: right; margin: 1rem 1rem -4rem 0; padding: .55rem .9rem; border: 1px solid var(--ink); border-radius: 999px; color: var(--white); background: var(--ink); cursor: pointer; }
.dialog-close span { margin-left: .35rem; color: var(--lime); font-size: 1.2rem; }
.dialog-hero { padding: clamp(4.5rem, 8vw, 7rem) clamp(1.5rem, 5vw, 4rem) 3rem; color: var(--white); background: var(--ink); }
.dialog-kicker { display: flex; justify-content: space-between; gap: 1rem; color: var(--lime); font-family: ui-monospace, monospace; font-size: .72rem; }
.dialog-hero h2 { max-width: 900px; margin: 1.5rem 0 0; font-size: clamp(2rem, 5vw, 4.4rem); line-height: 1.08; letter-spacing: -.055em; }
.dialog-body { padding: clamp(2rem, 5vw, 4rem); }
.dialog-summary { max-width: 820px; margin: 0 0 3rem; font-size: clamp(1.1rem, 2vw, 1.45rem); }
.dialog-info { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-bottom: 3rem; border: 1px solid var(--line); background: var(--line); }
.dialog-info div { padding: 1rem; background: var(--paper); }
.dialog-info span, .dialog-section h3 { display: block; margin-bottom: .4rem; font-family: ui-monospace, monospace; font-size: .68rem; font-weight: 800; letter-spacing: .12em; }
.dialog-info strong { font-size: .88rem; }
.dialog-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.dialog-section ul { margin: 0; padding-left: 1.15rem; }
.dialog-section li { margin-bottom: .65rem; font-size: .9rem; }
.dialog-stack { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: 1.5rem; }
.dialog-stack span { padding: .35rem .65rem; border-radius: 999px; color: var(--white); background: var(--blue); font-family: ui-monospace, monospace; font-size: .68rem; }
.dialog-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 3rem; }
.dialog-gallery figure { overflow: hidden; margin: 0; border: 1px solid var(--line); border-radius: .8rem; background: var(--white); }
.dialog-gallery img { width: 100%; aspect-ratio: 16/10; object-fit: cover; object-position: top; }
.dialog-gallery figcaption { padding: .7rem .9rem; color: var(--muted); font-size: .7rem; }

@media (max-width: 900px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; }
  .hero, .profile, .awards { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-dashboard { width: min(100%, 540px); }
  .projects-header { align-items: start; flex-direction: column; }
  footer { grid-template-columns: 1fr; }
  footer p:last-child { text-align: left; }
}
@media (max-width: 680px) {
  .site-header { min-height: 64px; padding: 0 1rem; }
  .brand-text { display: none; }
  .header-link { font-size: .75rem; }
  .hero { grid-template-columns: 1fr; padding: 4.5rem 1.2rem 4rem; gap: 3rem; }
  .hero h1 { font-size: clamp(3rem, 14vw, 4.6rem); }
  .section { padding: 5.5rem 1.2rem; }
  .profile-content { padding-top: 0; }
  .profile-meta, .project-grid, .dialog-columns, .dialog-gallery { grid-template-columns: 1fr; }
  .project-card { min-height: 480px; }
  .project-image { height: 250px; }
  .award-list article { grid-template-columns: 52px 1fr; }
  .award-project { grid-column: 2; text-align: left; }
  .dialog-info { grid-template-columns: 1fr; }
  .dialog-kicker { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}