/* Selected portfolio: the C gallery layout. */
:root {
  --bg: #101722;
  --fg: #e8edf6;
  --muted: #a8b0c0;
  --accent: #b9aaf4;
  --line: #2b3446;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, p, figure, ul { margin: 0; }
a { color: inherit; text-decoration: none; }
summary { font: inherit; }
a, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
::selection { background: var(--accent); color: var(--bg); }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.skip-link { position: absolute; left: 16px; top: -100px; z-index: 100; background: var(--accent); color: var(--bg); padding: 12px 20px; }
.skip-link:focus { top: 10px; }
.eyebrow { font-size: 11px; letter-spacing: .16em; font-weight: 500; color: var(--accent); }
.page-shell { max-width: 1280px; width: calc(100% - 80px); margin: 0 auto; }
.profile { position: relative; isolation: isolate; min-width: 0; padding: 32px 0 72px; }
.profile::before {
  content: '';
  position: absolute;
  z-index: -1;
  inset: 50px -24px 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 68% 40%, #b9aaf419, transparent 58%), radial-gradient(ellipse at 25% 65%, #637cbd10, transparent 52%);
}
.profile-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas: 'brand name' 'intro intro' 'desc desc' 'nav links';
  gap: 0 28px;
}
h1 { grid-area: brand; font-size: 28px; letter-spacing: -.04em; line-height: 1.1; font-weight: 650; }
.hero-dot { color: var(--accent); }
.name-en { grid-area: name; justify-self: end; align-self: center; color: var(--muted); font-size: 10px; }
.intro-copy {
  grid-area: intro;
  width: min(840px, 100%);
  margin: 88px auto 24px;
  font-size: clamp(38px, 4.4vw, 58px);
  font-weight: 550;
  letter-spacing: -.05em;
  line-height: 1.4;
  word-break: keep-all;
}
.intro-copy>span { color: #d2c7f7; }
.intro-detail { grid-area: desc; width: min(840px, 100%); margin: 0 auto 64px; color: var(--muted); font-size: 16px; line-height: 1.8; word-break: keep-all; }
.section-nav { grid-area: nav; display: flex; flex-wrap: wrap; gap: 4px 24px; }
.section-nav a { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 14px; min-height: 44px; }
.section-nav a:hover, .section-nav a[aria-current] { color: var(--accent); }
.section-nav span { font-size: 11px; }
.profile-links { grid-area: links; display: flex; justify-content: end; align-items: center; gap: 24px; font-size: 14px; }
.profile-links a:hover, .contact a:hover { color: var(--accent); }
.main-column { min-width: 0; }
.works { position: relative; }
.anchor-alias { position: absolute; top: 0; width: 1px; height: 1px; pointer-events: none; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-top: 24px; margin-bottom: 32px; }
.section-heading h2 { font-size: 22px; font-weight: 550; letter-spacing: -.045em; margin-top: 10px; line-height: 1.3; }
.section-heading>p { font-size: 13px; color: var(--muted); }
.skills { margin-bottom: 88px; }
.skills-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.skill-card {
  min-width: 0;
  padding: 28px;
  border: 1px solid #3a4055;
  border-radius: 20px;
  background: linear-gradient(135deg, #b9aaf40e, #b9aaf402 65%), #171f2d;
  box-shadow: inset 0 1px 0 #e3dcff08, 0 14px 36px #060a111c;
}
.skill-card-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 24px; }
.skill-card-heading .eyebrow { font-size: 10px; }
.skill-card h3 { margin-top: 7px; font-size: 24px; font-weight: 600; line-height: 1.4; letter-spacing: -.035em; }
.skill-number { display: grid; place-items: center; flex-shrink: 0; width: 40px; height: 40px; border: 1px solid #b9aaf433; border-radius: 12px; color: var(--accent); background: #b9aaf40a; font-size: 12px; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 10px; padding: 22px 0 0; border-top: 1px solid #b9aaf41c; list-style: none; }
.skill-tags li { max-width: 100%; padding: 7px 13px; border: 1px solid #b9aaf42b; border-radius: 8px; background: #b9aaf409; color: #d3d7e5; font-size: 14px; font-weight: 450; line-height: 1.6; }
.featured-project { margin-bottom: 80px; }
.featured-project-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: 40px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(130deg, #b9aaf40b, transparent 60%), #151d2b;
}
.featured-project-copy { min-width: 0; }
.project-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border: 1px solid #49425e;
  border-radius: 4px;
  color: var(--accent);
  font-size: 12px;
}
.project-status::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.featured-project-copy h3 { margin-top: 20px; font-size: 32px; font-weight: 600; line-height: 1.4; letter-spacing: -.045em; word-break: keep-all; }
.featured-project-description { margin-top: 16px; color: var(--muted); font-size: 16px; line-height: 1.85; word-break: keep-all; }
.featured-project-stack { margin-top: 20px; color: var(--accent); font-size: 14px; line-height: 1.9; }
.featured-project-visual { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: #1a2030; }
.featured-project-visual img { display: block; width: 100%; height: auto; }
.work-grid { display: grid; min-width: 0; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 80px 48px; align-items: start; }
.work-card { min-width: 0; }
.work-copy { padding-top: 24px; }
.work-meta { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; font-size: 12px; color: var(--muted); margin-bottom: 12px; }
.work-meta>span:first-child { padding: 3px 9px; border: 1px solid #b9aaf42b; border-radius: 5px; color: var(--accent); }
.work-care .work-meta>span:first-child { background: #b9aaf416; border-color: #b9aaf466; }
.portfolio .work-care .experience-visual { border-color: #74658c; }
.work-copy h3 { font-size: 25px; line-height: 1.4; letter-spacing: -.045em; font-weight: 600; word-break: keep-all; }
.project-name { margin-top: 6px; color: var(--muted); font-size: 14px; }
.work-client { margin-top: 15px; color: var(--muted); font-size: 13px; }
.work-role { color: var(--accent); font-size: 13px; margin-top: 3px; }
.work-summary { margin-top: 16px; font-size: 16px; color: var(--muted); line-height: 1.8; word-break: keep-all; }
.highlight-label { font-size: 14px; margin-top: 18px; }
.highlight-label+.work-summary { margin-top: 4px; }
.tech-stack { margin-top: 18px; color: #a1acc1; font-size: 11px; letter-spacing: .02em; }
.work-details { border-top: 1px solid var(--line); margin-top: 24px; }
.work-details summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 52px; font-size: 13px; color: var(--accent); }
.work-details summary::-webkit-details-marker { display: none; }
.detail-symbol::after { content: '+'; font-size: 20px; font-weight: 400; }
.work-details[open] .detail-symbol::after { content: '−'; }
.work-list { padding: 4px 0 20px 19px; color: var(--muted); font-size: 16px; line-height: 1.85; }
.work-list li+li { margin-top: 8px; }
.work-list li::marker { color: #8177a0; }
.work-details .key-work { padding-bottom: 8px; }
.work-art { overflow: hidden; border-radius: 16px; }
.contact { border-top: 1px solid var(--line); padding: 52px 0 24px; margin-top: 112px; }
.contact h2 { font-size: 28px; font-weight: 500; letter-spacing: -.04em; margin: 14px 0; }
.contact-email { font-size: clamp(24px, 3vw, 40px); letter-spacing: -.03em; }
.contact-email>span { margin-left: 14px; color: var(--accent); }
.footer-bottom { display: flex; gap: 24px; align-items: center; margin-top: 60px; font-size: 12px; color: var(--muted); }
.footer-bottom>span { margin-right: auto; font-size: 10px; letter-spacing: .13em; }

.section-nav a { position: relative; }
.section-nav a::after { content: ''; position: absolute; left: 0; right: 0; bottom: 5px; height: 1px; background: var(--accent); transform: scaleX(0); transform-origin: left; }
.section-nav a[aria-current]::after, .section-nav a:focus-visible::after { transform: scaleX(1); }
.link-arrow, .contact-email>span { display: inline-block; }

@media (prefers-reduced-motion: no-preference) {
  .section-nav a, .profile-links a, .contact a, .work-details summary { transition: color 180ms ease; }
  .section-nav a::after { transition: transform 200ms ease; }
  .link-arrow, .contact-email>span { transition: transform 200ms ease; }
  .skill-card, .featured-project-card { transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease; }
  .portfolio .experience-visual { transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease; }
}
@media (hover: hover) and (pointer: fine) {
  .section-nav a:hover::after { transform: scaleX(1); }
  .work-details summary:hover { color: #dfd5ff; }
  .skill-card:hover, .featured-project-card:hover, .portfolio .work-card:hover .experience-visual { border-color: #8979b2; box-shadow: 0 12px 30px #080b182e, 0 0 24px #b9aaf40b; }
}
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .skill-card:hover, .featured-project-card:hover, .work-card:hover .experience-visual { transform: translateY(-3px); }
  a:hover .link-arrow, .contact-email:hover>span { transform: translate(2px, -2px); }
}

@media (max-width: 1199px) {
  .work-grid { gap: 64px 32px; }
}
@media (max-width: 1023px) {
  .page-shell { width: calc(100% - 48px); }
  .section-nav { gap: 4px 16px; }
  .profile-links { gap: 16px; }
  .featured-project-card { grid-template-columns: minmax(0, 1fr); }
  .featured-project-visual { width: 100%; max-width: 640px; justify-self: center; }
  .work-grid { grid-template-columns: minmax(0, 1fr); gap: 52px; }
}
@media (max-width: 767px) {
  .page-shell { width: calc(100% - 40px); }
  .profile { padding: 26px 0 44px; }
  .profile::before { inset-inline: 0; }
  .profile-inner { grid-template-areas: 'brand name' 'intro intro' 'desc desc' 'nav nav' 'links links'; gap: 0 12px; }
  h1 { font-size: 26px; }
  .name-en { font-size: 8px; letter-spacing: .1em; }
  .intro-copy { font-size: clamp(28px, 6.5vw, 42px); margin: 64px auto 20px; }
  .intro-detail { margin-bottom: 28px; }
  .profile-links { justify-content: start; margin-top: 12px; }
  .section-heading { display: block; }
  .section-heading>p { margin-top: 10px; }
  .skills { margin-bottom: 56px; }
  .skills-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .skill-card { padding: 24px; border-radius: 16px; }
  .skill-card h3 { font-size: 22px; }
  .skill-card-heading { margin-bottom: 20px; }
  .featured-project { margin-bottom: 52px; }
  .featured-project-card { gap: 24px; padding: 24px; }
  .featured-project-copy h3 { font-size: 26px; }
  .work-meta { font-size: 11px; }
  .contact { margin-top: 64px; padding-top: 36px; }
  .contact h2 { font-size: 25px; }
  .contact-email { font-size: clamp(18px, 5.7vw, 28px); }
  .contact-email>span { margin-left: 2px; }
  .footer-bottom { gap: 16px; flex-wrap: wrap; margin-top: 40px; }
  .footer-bottom>span { flex-basis: 100%; margin-bottom: 4px; }
}
@media (max-width: 359px) {
  .page-shell { width: calc(100% - 32px); }
  .intro-copy { font-size: 27px; }
  .skill-card { padding: 20px; }
}
@media (pointer: coarse) {
  .profile-links a, .contact a { display: inline-flex; align-items: center; min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}