/* ═══════════════════════════════════════════════════════════════
   이채원 포트폴리오 — "Precision"
   쿨 페이퍼 · 딥 잉크 · 시그널 블루 / 숫자(지표)를 타이포로
════════════════════════════════════════════════════════════════ */
:root {
  --ink: #0f1420;        /* 딥 잉크 (헤더/히어로/강조) */
  --ink-2: #1a2130;
  --ink-3: #2a3346;
  --paper: #f4f6fa;      /* 쿨 페이퍼 */
  --paper-2: #eaedf3;    /* 섹션 틴트 */
  --surface: #ffffff;
  --line: #e2e6ee;
  --line-strong: #d4dae6;
  --fg: #141925;         /* 본문 */
  --muted: #5c6472;
  --faint: #8b94a4;
  --accent: #2f5bff;     /* 시그널 블루 */
  --accent-deep: #1f44d6;
  --accent-soft: rgba(47, 91, 255, 0.09);
  --accent-line: rgba(47, 91, 255, 0.28);
  --on-dark: #eef1f7;
  --on-dark-mute: #9aa4b6;
  --radius: 14px;
  --shadow: 0 18px 44px -20px rgba(15, 20, 32, 0.28);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  font-family: "Noto Sans KR", sans-serif;
  color: var(--fg);
  background: var(--paper);
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, h4, .display {
  font-family: "Sora", "Noto Sans KR", sans-serif;
  letter-spacing: -0.01em;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
::selection { background: var(--accent); color: #fff; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }

/* numbers / metrics use Sora tabular figures */
.num-face, .tm-fig b, .flow-key, .stat b {
  font-family: "Sora", sans-serif;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

/* ── NAV ── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--ink) 86%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.nav .brand {
  font-family: "Sora", "Noto Sans KR", sans-serif;
  font-weight: 700; color: var(--on-dark); font-size: 18px; letter-spacing: 0.02em;
  display: inline-flex; align-items: center; gap: 9px;
}
.nav .brand::before {
  content: ""; width: 9px; height: 9px; border-radius: 2px;
  background: var(--accent); box-shadow: 0 0 0 3px rgba(47, 91, 255, 0.22);
}
.nav .brand:hover { color: #fff; }
.nav ul { display: flex; gap: 30px; list-style: none; }
.nav ul a {
  position: relative; color: var(--on-dark-mute); font-size: 14px; font-weight: 500;
  transition: color 0.2s;
}
.nav ul a:hover, .nav ul a.is-active { color: #fff; }
.nav ul a.is-active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -8px;
  height: 2px; background: var(--accent); border-radius: 2px;
}
.nav-toggle {
  display: none; width: 40px; height: 40px; margin-right: -8px; padding: 0;
  border: 0; background: transparent; color: var(--on-dark); cursor: pointer;
  flex-direction: column; justify-content: center; align-items: center; gap: 6px;
}
.nav-toggle span { display: block; width: 18px; height: 1.6px; background: currentColor; border-radius: 2px; transition: transform 0.2s, opacity 0.2s; }
.nav.is-open .nav-toggle span:first-child { transform: translateY(3.8px) rotate(45deg); }
.nav.is-open .nav-toggle span:last-child { transform: translateY(-3.8px) rotate(-45deg); }
@media (max-width: 720px) {
  .nav .wrap { position: relative; }
  .nav-toggle { display: flex; }
  .nav ul {
    display: none; position: absolute; top: 66px; left: 0; right: 0; z-index: 60;
    flex-direction: column; gap: 0; padding: 6px 28px 18px;
    background: color-mix(in srgb, var(--ink) 97%, transparent);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  }
  .nav.is-open ul { display: flex; }
  .nav ul a { display: block; padding: 13px 0; }
  .nav ul a.is-active::after { display: none; }
}

/* ── HERO ── */
.hero {
  background: var(--ink); color: var(--on-dark);
  padding: 104px 0 96px; position: relative; overflow: hidden;
}
.hero::before {   /* precision grid texture */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.028) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(120% 100% at 72% 0%, #000 30%, transparent 78%);
}
.hero::after {   /* accent glow */
  content: ""; position: absolute; right: -140px; top: -120px; width: 440px; height: 440px;
  background: radial-gradient(circle, rgba(47,91,255,0.26), transparent 68%); border-radius: 50%;
}
.hero-grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(240px, 0.74fr);
  gap: 60px; align-items: center;
}
.hero .eyebrow {
  color: var(--on-dark-mute); font-family: "Sora", sans-serif; font-weight: 600;
  font-size: 13px; letter-spacing: 0.02em; margin-bottom: 20px;
  display: inline-flex; align-items: center; gap: 9px;
}
.hero .eyebrow::before { content: ""; width: 22px; height: 1.5px; background: var(--accent); }
.hero h1 {
  font-family: "Noto Sans KR", sans-serif;
  font-size: clamp(30px, 5vw, 54px); line-height: 1.22; font-weight: 900;
  color: #fff; letter-spacing: -0.02em;
}
.hero h1 .hl {
  color: #fff;
  background: linear-gradient(transparent 62%, rgba(47,91,255,0.42) 0);
  padding-bottom: 1px;
}
.hero .sub {
  margin-top: 24px; font-size: 16.5px; color: var(--on-dark-mute);
  max-width: 500px; font-weight: 400; line-height: 1.8;
}
.hero .cta { margin-top: 38px; display: flex; gap: 12px; flex-wrap: wrap; }

/* hero side panel (data flow) */
.hero-flow {
  position: relative; z-index: 1;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px; padding: 24px 22px 20px;
  background: linear-gradient(180deg, rgba(255,255,255,0.055), rgba(255,255,255,0.02));
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
}
.flow-list { list-style: none; margin: 0; padding: 0; }
.flow-list li {
  display: grid; grid-template-columns: 70px 1fr; gap: 12px; align-items: baseline;
  position: relative; padding: 9px 0 9px 18px;
}
.flow-list li:not(:last-child)::before {
  content: ""; position: absolute; left: 4px; top: 22px; bottom: -2px; width: 1.5px;
  background: linear-gradient(var(--accent-line), rgba(47,91,255,0.08));
}
.flow-list li::after {
  content: ""; position: absolute; left: 0; top: 14px; width: 8px; height: 8px;
  border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(47,91,255,0.14);
}
.flow-key {
  font-size: 11px; font-weight: 700; letter-spacing: 0.04em; color: #9db4ff;
}
.flow-val { font-size: 13px; color: var(--on-dark-mute); }
.flow-chart { display: block; width: 100%; height: 56px; margin: 14px 0; }
.flow-chart-grid { stroke: rgba(255, 255, 255, 0.07); stroke-width: 1; }
.flow-chart-line { stroke: var(--accent); stroke-width: 2; stroke-linecap: round; fill: none; }
.flow-keys { display: flex; flex-wrap: wrap; gap: 6px; }
.flow-keys span {
  font-family: "Sora", sans-serif; font-size: 11px; letter-spacing: 0.01em;
  color: #c3ccdd; border: 1px solid rgba(255, 255, 255, 0.14); border-radius: 999px; padding: 3px 10px;
}
@media (max-width: 860px) {
  .hero { padding: 80px 0 72px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-flow { max-width: 380px; }
}
@media (max-width: 720px) { .hero-flow { display: none; } }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px; border-radius: 10px; font-weight: 700; font-size: 15px;
  transition: transform 0.15s, background 0.2s, border-color 0.2s, color 0.2s;
}
.btn-icon { width: 18px; height: 18px; flex-shrink: 0; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 10px 24px -10px rgba(47,91,255,0.7); }
.btn-primary:hover { background: var(--accent-deep); transform: translateY(-2px); }
.btn-ghost { border: 1px solid rgba(255, 255, 255, 0.22); color: var(--on-dark); }
.btn-ghost:hover { border-color: #9db4ff; color: #fff; }

/* ── SECTIONS ── */
.section { padding: 88px 0; }
.section-tint { background: var(--paper-2); }
.section-head { margin-bottom: 52px; max-width: 720px; }
.section-head .eyebrow {
  color: var(--accent-deep); font-family: "Sora", sans-serif; font-weight: 600;
  font-size: 13px; letter-spacing: 0.01em;
}
.section-head h2 {
  font-family: "Noto Sans KR", sans-serif; font-weight: 900;
  font-size: clamp(26px, 4vw, 40px); margin-top: 6px; color: var(--ink); letter-spacing: -0.02em;
}
.section-head p { margin-top: 14px; color: var(--muted); max-width: 640px; }

/* ── ABOUT ── */
.about { display: grid; grid-template-columns: 0.82fr 1.4fr; gap: 52px; align-items: start; }
.about .portrait {
  border-radius: 18px; aspect-ratio: 4/5; overflow: hidden; position: relative;
  background: var(--ink-2); border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
}
.about .portrait img { width: 100%; height: 100%; object-fit: cover; }
.about .portrait::after {   /* subtle precision corner */
  content: ""; position: absolute; left: 14px; bottom: 14px; width: 30px; height: 30px;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); opacity: 0.9;
}
.about .bio p { margin-bottom: 16px; color: var(--fg); }
.about .bio p:last-of-type { margin-bottom: 0; }
.tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 24px; }
.tag {
  background: var(--accent-soft); border: 1px solid var(--accent-line); color: var(--accent-deep);
  font-size: 13px; font-weight: 600; padding: 6px 13px; border-radius: 8px;
}
@media (max-width: 720px) { .about { grid-template-columns: 1fr; gap: 32px; } .about .portrait { max-width: 300px; } }

/* ── SKILLS ── */
.skills-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.skill-col {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 24px;
}
.skill-col:first-child { border-color: var(--accent-line); box-shadow: 0 0 0 1px var(--accent-soft); }
.skill-col h3 {
  font-family: "Noto Sans KR", sans-serif; font-size: 16px; font-weight: 700; color: var(--ink);
  margin-bottom: 3px; display: flex; align-items: center; gap: 8px;
}
.skill-col .lv {
  font-size: 11.5px; color: var(--faint); font-weight: 500; margin-bottom: 18px;
  font-family: "Sora", sans-serif; letter-spacing: 0.01em;
}
.skill-col ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.skill-col li {
  display: inline-flex; align-items: center; gap: 8px; background: var(--paper);
  border: 1px solid var(--line); font-size: 13px; padding: 8px 12px 8px 10px; border-radius: 9px; color: var(--fg);
}
.skill-col li img, .skill-col li svg { width: 19px; height: 19px; flex-shrink: 0; object-fit: contain; }
.skill-col li svg { color: var(--accent-deep); }
.skill-icons { display: inline-flex; align-items: center; gap: 3px; }
.certs { margin-top: 24px; font-size: 14px; color: var(--muted); }
.certs strong { color: var(--ink); font-weight: 700; }
@media (max-width: 720px) { .skills-grid { grid-template-columns: 1fr; } }

/* ── PROJECTS ── */
.cat-label { display: flex; align-items: center; gap: 16px; margin: 56px 0 26px; }
.cat-label .num { display: none; }   /* 카테고리는 순서가 아니므로 번호 제거 */
.cat-label h3 {
  font-family: "Noto Sans KR", sans-serif; font-size: 15px; font-weight: 700; color: var(--ink);
  letter-spacing: 0.01em; white-space: nowrap;
  padding-left: 14px; border-left: 3px solid var(--accent);
}
.cat-label .rule { flex: 1; height: 1px; background: var(--line-strong); }
.cat-label:first-of-type { margin-top: 0; }

.proj-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.proj-grid.feature { gap: 24px; }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--line-strong); }
.card.big { border-color: var(--line-strong); }
.card.big .body { padding: 24px 26px 20px; }

.card .thumb {
  aspect-ratio: 16 / 9; background: var(--ink-2); display: flex; align-items: center;
  justify-content: center; color: var(--on-dark-mute); font-size: 14px; overflow: hidden;
}
.card .thumb img { width: 100%; height: 100%; object-fit: cover; }
.card .thumb:has(> img) { display: block; position: relative; padding: 0; }
.card .thumb:has(> img) img { position: absolute; inset: 0; }

/* metric tile (빈 썸네일 → 지표 타일) */
.card .thumb.thumb-metric {
  flex-direction: column; align-items: stretch; justify-content: space-between;
  padding: 16px 18px; text-align: left; color: var(--on-dark);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(47,91,255,0.26), transparent 60%),
    linear-gradient(180deg, var(--ink-2), var(--ink));
  background-color: var(--ink);
  position: relative;
}
.card .thumb.thumb-metric::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(90% 90% at 0% 100%, #000 20%, transparent 75%);
}
.tm-tag {
  position: relative; font-family: "Sora", sans-serif; font-size: 11.5px; font-weight: 600;
  color: #aeb9cd; letter-spacing: 0.01em;
}
.tm-figs { position: relative; display: flex; gap: 26px; align-items: flex-end; }
.tm-fig b {
  display: block; font-size: 30px; font-weight: 800; color: #fff; line-height: 1; letter-spacing: -0.01em;
}
.card.big .tm-fig b { font-size: 36px; }
.tm-fig span { display: block; margin-top: 5px; font-size: 11.5px; color: #9aa4b6; }
.tm-fig:first-child b { color: #9db4ff; }

/* live-site embed thumbnails */
.card .thumb.thumb-blank {
  background: radial-gradient(circle at 82% 12%, rgba(47,91,255,0.2), transparent 46%), var(--ink-2);
  font-family: "Sora", "Noto Sans KR", sans-serif; font-weight: 700; letter-spacing: 0.02em; text-align: center; color: var(--on-dark);
}
.card .thumb.thumb-blank .thumb-note { display: block; margin-top: 6px; font-size: 12px; font-weight: 500; letter-spacing: 0; opacity: 0.72; }
.card .thumb.thumb-embed {
  position: relative; padding: 0; display: flex; flex-direction: column;
  align-items: stretch; justify-content: flex-start; background: var(--ink);
}
.card .thumb-chrome {
  flex: 0 0 34px; display: flex; align-items: center; gap: 8px; padding: 0 12px;
  background: var(--ink); border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.card .thumb-chrome .dots { display: flex; gap: 5px; }
.card .thumb-chrome .dots span { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); }
.card .thumb-chrome .url {
  flex: 1; min-width: 0; font-family: "Sora", sans-serif; font-size: 11px; color: var(--on-dark-mute);
  background: rgba(255, 255, 255, 0.06); border-radius: 999px; padding: 3px 10px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.card .thumb-viewport { position: relative; flex: 1; min-height: 0; overflow: hidden; background: #fff; }
.card .thumb iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block; }
.card .thumb.thumb-site iframe {
  inset: unset; top: 0; left: 0; width: 1600px; height: 1000px;
  transform-origin: 0 0; transform: scale(var(--thumb-scale, 0.314)); pointer-events: none;
}
.card.is-clickable { cursor: pointer; }
.card .thumb-site-hint {
  position: absolute; inset: 0; z-index: 1; display: flex; align-items: flex-end; justify-content: flex-end;
  padding: 12px; background: transparent; transition: background 0.2s; pointer-events: none;
}
.card .thumb-site-hint span { display: none; }
.card .thumb.thumb-site:hover .thumb-site-hint { background: rgba(15, 20, 32, 0.16); }

.card .body { display: flex; flex-direction: column; flex: 1; padding: 20px 22px 18px; }
.card .kicker {
  font-family: "Sora", sans-serif; font-size: 12px; color: var(--accent-deep); font-weight: 600; letter-spacing: 0.01em;
}
.card h4 {
  font-family: "Noto Sans KR", sans-serif; font-size: 18px; color: var(--ink); margin: 7px 0 5px;
  font-weight: 800; line-height: 1.36; letter-spacing: -0.01em;
}
.card.big h4 { font-size: 20px; }
.card .meta { font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.card .desc {
  font-size: 14.5px; color: var(--fg); margin-bottom: 15px; line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 3; line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.card.big .desc { -webkit-line-clamp: 4; line-clamp: 4; }
.card .stack { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 0; }
.card .stack span {
  font-family: "Sora", "Noto Sans KR", sans-serif; font-size: 11.5px; background: var(--paper);
  border: 1px solid var(--line); padding: 4px 10px; border-radius: 6px; color: var(--muted);
}
.card-foot {
  display: flex; align-items: center; gap: 12px 16px; margin-top: auto; padding-top: 16px;
  border-top: 1px solid var(--line);
}
.card .links { display: flex; flex-wrap: wrap; gap: 8px 14px; min-width: 0; margin: 0; }
.card .links a { font-size: 13px; font-weight: 600; color: var(--muted); display: inline-flex; align-items: center; gap: 5px; }
.card .links a:hover { color: var(--accent-deep); }
.card-detail {
  margin: 0 0 0 auto; padding: 6px 10px 6px 13px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--paper); font: inherit; font-size: 12px; font-weight: 700; color: var(--accent-deep);
  cursor: pointer; display: inline-flex; align-items: center; gap: 2px; flex-shrink: 0; white-space: nowrap;
  transition: color 0.18s, border-color 0.18s, background 0.18s;
}
.card-detail svg { width: 14px; height: 14px; }
.card-detail:hover { color: #fff; border-color: var(--accent); background: var(--accent); }
.card.placeholder { border-style: dashed; background: transparent; }
@media (max-width: 720px) { .proj-grid, .proj-grid.feature { grid-template-columns: 1fr; } }

/* ── EXPERIENCE ── */
.timeline { border-left: 2px solid var(--line-strong); padding-left: 30px; margin-left: 6px; }
.tl-item { position: relative; padding-bottom: 34px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -38px; top: 5px; width: 12px; height: 12px;
  border-radius: 50%; background: var(--accent); border: 3px solid var(--paper);
}
.tl-item .when { font-family: "Sora", sans-serif; font-size: 13px; color: var(--accent-deep); font-weight: 600; }
.tl-item h4 { font-family: "Noto Sans KR", sans-serif; font-size: 17px; font-weight: 800; color: var(--ink); margin: 3px 0 6px; }
.tl-item p { font-size: 14.5px; color: var(--fg); }

/* ── CONTACT ── */
.contact {
  position: relative; overflow: hidden;
  background: var(--ink); color: var(--on-dark); border-radius: 22px; padding: 64px 40px; text-align: center;
}
.contact::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 34px 34px; mask-image: radial-gradient(90% 120% at 50% 0%, #000 20%, transparent 75%);
}
.contact h2 { position: relative; font-family: "Noto Sans KR", sans-serif; font-weight: 900; color: #fff; font-size: clamp(24px, 4vw, 36px); margin-bottom: 14px; letter-spacing: -0.02em; }
.contact p { position: relative; color: var(--on-dark-mute); margin-bottom: 30px; max-width: 540px; margin-left: auto; margin-right: auto; }
.contact .links { position: relative; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── FOOTER ── */
footer { text-align: center; padding: 44px 0; color: var(--muted); font-size: 13px; }

.to-top {
  position: fixed; right: 22px; bottom: 22px; z-index: 40; width: 46px; height: 46px; border-radius: 999px;
  background: var(--accent); color: #fff; border: 0; display: grid; place-items: center;
  box-shadow: 0 10px 28px -8px rgba(47, 91, 255, 0.7); opacity: 0; pointer-events: none; transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s, background 0.2s;
}
.to-top svg { width: 20px; height: 20px; }
.to-top.is-visible { opacity: 1; pointer-events: auto; transform: none; }
.to-top:hover { background: var(--accent-deep); }
body.modal-open .to-top { opacity: 0; pointer-events: none; }

a:focus-visible, .btn:focus-visible, .card-detail:focus-visible, .modal-close:focus-visible, .to-top:focus-visible,
.nav-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
body.modal-open { overflow: hidden; }

/* ── MODAL ── */
.project-modal {
  width: min(640px, calc(100vw - 32px)); max-height: min(86vh, 820px); margin: auto; padding: 0;
  border: 0; border-radius: 18px; background: var(--surface); color: var(--fg); box-shadow: 0 30px 70px -20px rgba(15, 20, 32, 0.5);
}
.project-modal::backdrop { background: rgba(15, 20, 32, 0.6); backdrop-filter: blur(2px); }
.project-modal-panel { position: relative; display: flex; flex-direction: column; max-height: min(86vh, 820px); }
.modal-close {
  position: absolute; top: 12px; right: 12px; z-index: 2; width: 36px; height: 36px; border: 0; border-radius: 999px;
  background: rgba(255, 255, 255, 0.92); color: var(--ink); display: grid; place-items: center; cursor: pointer;
}
.modal-close svg { width: 18px; height: 18px; }
.modal-close:hover { background: #fff; }
.modal-thumb { aspect-ratio: 16 / 9; background: var(--ink-2); overflow: hidden; }
.modal-thumb img { width: 100%; height: 100%; object-fit: cover; }
.modal-thumb.is-blank {
  display: grid; place-items: center;
  background: radial-gradient(circle at 82% 12%, rgba(47,91,255,0.2), transparent 46%), var(--ink-2);
  color: var(--on-dark); font-family: "Sora", "Noto Sans KR", sans-serif; font-weight: 700; letter-spacing: 0.02em; text-align: center;
}
.modal-thumb.is-blank .thumb-note { display: block; margin-top: 6px; font-size: 12px; font-weight: 500; letter-spacing: 0; opacity: 0.72; }
.modal-thumb.is-embed { background: var(--ink); }
.modal-thumb.is-embed > .thumb { height: 100%; aspect-ratio: auto; display: flex; flex-direction: column; }
.modal-thumb .thumb-chrome {
  flex: 0 0 34px; display: flex; align-items: center; gap: 8px; padding: 0 12px;
  background: var(--ink); border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.modal-thumb .thumb-chrome .dots { display: flex; gap: 5px; }
.modal-thumb .thumb-chrome .dots span { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); }
.modal-thumb .thumb-chrome .url {
  flex: 1; min-width: 0; font-family: "Sora", sans-serif; font-size: 11px; color: var(--on-dark-mute);
  background: rgba(255, 255, 255, 0.06); border-radius: 999px; padding: 3px 10px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.modal-thumb .thumb-viewport { position: relative; flex: 1; min-height: 0; overflow: hidden; background: #fff; }
.modal-thumb .thumb-site iframe {
  position: absolute; inset: unset; top: 0; left: 0; width: 1600px; height: 1000px; border: 0;
  transform-origin: 0 0; transform: scale(var(--thumb-scale, 0.4)); pointer-events: none;
}
.project-modal .modal-body { padding: 26px 28px 28px; overflow: auto; }
.project-modal .kicker { font-family: "Sora", sans-serif; font-size: 12px; color: var(--accent-deep); font-weight: 600; letter-spacing: 0.01em; }
.project-modal h3 {
  font-family: "Noto Sans KR", sans-serif; font-size: 24px; color: var(--ink); margin: 7px 0 5px;
  font-weight: 800; letter-spacing: -0.02em; padding-right: 36px;
}
.project-modal .meta { font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.project-modal .desc { font-size: 15px; color: var(--fg); line-height: 1.78; margin-bottom: 18px; }
.project-modal .stack { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px; }
.project-modal .stack span {
  font-family: "Sora", "Noto Sans KR", sans-serif; font-size: 12px; background: var(--paper);
  border: 1px solid var(--line); padding: 4px 10px; border-radius: 6px; color: var(--muted);
}
.project-modal .links { display: flex; flex-wrap: wrap; gap: 10px; }
.project-modal .links a {
  display: inline-flex; align-items: center; font-size: 13px; font-weight: 700; color: var(--accent-deep);
  background: var(--paper); border: 1px solid var(--line); border-radius: 9px; padding: 9px 15px;
}
.project-modal .links a:hover { color: var(--ink); border-color: var(--accent-line); }
.project-modal .links a:first-child { background: var(--accent); color: #fff; border-color: var(--accent); }
.project-modal .links a:first-child:hover { background: var(--accent-deep); color: #fff; }

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }