:root {
  --bg: #171411;
  --bg-soft: #201b17;
  --panel: rgba(255, 248, 238, 0.055);
  --text: #f3eee6;
  --muted: #b2a79b;
  --line: rgba(243, 238, 230, 0.16);
  --line-strong: rgba(243, 238, 230, 0.3);
  --accent: #d4a373;
  --accent-soft: rgba(212, 163, 115, 0.18);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.22);
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

html {
  background: var(--bg);
}

body {
  font-family: "Noto Serif KR", "Apple SD Gothic Neo", "Malgun Gothic", serif;
  position: relative;
  background: #1b1612;
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  isolation: isolate;
}

body::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: min(1400px, calc(100vh + 560px));
  pointer-events: none;
  z-index: -2;
  background:
    radial-gradient(circle at top left, rgba(212, 163, 115, 0.12), transparent 34%),
    radial-gradient(circle at 85% 20%, rgba(241, 214, 179, 0.09), transparent 30%),
    radial-gradient(circle at 50% 82%, rgba(120, 88, 60, 0.1), transparent 38%),
    linear-gradient(180deg, #1d1814 0%, #171411 42%, rgba(27, 22, 18, 0.96) 76%, rgba(27, 22, 18, 0) 100%);
}

a {
  color: inherit;
}

h1,
h2,
h3,
.eyebrow,
.timeline-label,
.project-period {
  font-family: "Cormorant Garamond", "Noto Serif KR", serif;
  letter-spacing: 0.01em;
}

.page-grain,
.page-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

.page-grain {
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 5px 5px, 5px 5px;
  mix-blend-mode: soft-light;
}

.page-glow-1 {
  background: radial-gradient(circle at 10% 12%, rgba(212, 163, 115, 0.14), transparent 24%);
}

.page-glow-2 {
  background: radial-gradient(circle at 85% 68%, rgba(240, 209, 160, 0.09), transparent 24%);
}

.page-glow::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 100%, rgba(176, 126, 76, 0.08), transparent 36%);
}

.container {
  width: min(1180px, calc(100% - 2.6rem));
  margin: 0 auto;
}

.topbar {
  padding-top: 1.2rem;
  display: flex;
  justify-content: flex-end;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 248, 238, 0.02);
  color: var(--muted);
  font: inherit;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
  backdrop-filter: blur(12px);
}

.lang-toggle:hover {
  transform: translateY(-1px);
  color: var(--text);
  border-color: var(--line-strong);
}

.lang-toggle-label {
  color: var(--accent);
  font-weight: 700;
}

.lang-toggle[data-language="en"] .lang-toggle-label {
  color: var(--muted);
}

.lang-toggle[data-language="en"] span:last-child {
  color: var(--accent);
  font-weight: 700;
}

.lang-toggle-separator {
  color: rgba(178, 167, 155, 0.7);
}

.hero {
  padding: 4.6rem 0 2.2rem;
}

.hero-rule {
  width: 72px;
  height: 1px;
  background: var(--accent);
  margin-bottom: 1.2rem;
}

.eyebrow {
  display: inline-block;
  font-weight: 600;
  color: var(--accent);
  font-size: 0.95rem;
  letter-spacing: 0.18em;
  margin-bottom: 0.95rem;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 860px;
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 0.92;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 0;
}

html[lang="ko"] .hero h1 {
  line-height: 1.03;
  letter-spacing: -0.025em;
}

.hero h1 span {
  color: var(--accent);
}

.hero-actions {
  margin-top: 1.7rem;
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0;
  border: 0;
  border-radius: 0;
  text-decoration: none;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.2s ease, transform 0.2s ease;
}

.btn::after {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  transition: width 0.2s ease;
}

.btn:hover {
  color: var(--text);
  transform: translateX(2px);
}

.btn:hover::after {
  width: 34px;
}

.btn-primary,
.btn-ghost {
  color: var(--muted);
}

main {
  padding: 0 0 4.5rem;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px;
  gap: 2.8rem;
  align-items: start;
}

.page-content {
  min-width: 0;
}

.page-index {
  position: sticky;
  top: 2rem;
  align-self: start;
}

.page-index-inner {
  padding-top: 0.5rem;
}

.page-index-title {
  margin: 0 0 0.9rem;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.archive-nav {
  display: grid;
  gap: 0.55rem;
}

.archive-link {
  position: relative;
  display: inline-block;
  width: fit-content;
  padding-left: 0.9rem;
  color: rgba(178, 167, 155, 0.78);
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

.archive-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 0.32rem;
  height: 0.32rem;
  border-radius: 999px;
  background: rgba(178, 167, 155, 0.36);
  transition: background 0.2s ease, transform 0.2s ease;
}

.archive-link:hover {
  color: var(--text);
  transform: translateX(2px);
}

.archive-link.is-active {
  color: var(--text);
}

.archive-link.is-active::before {
  background: var(--accent);
  transform: scale(1.15);
}

section {
  margin-top: 1.8rem;
}

.timeline-year,
.timeline-group,
#side-projects {
  scroll-margin-top: 1.5rem;
}

.section-heading {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1.3rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--line);
}

#projects {                                                                                    
  margin-top: 4rem;                                                                          
}

#projects .section-heading {
  margin-bottom: 2rem;
  padding-top: 0;
  border-top: 0;
}

#projects h2 {
  font-size: clamp(2.3rem, 4.8vw, 3.4rem);
  line-height: 0.94;
  letter-spacing: -0.02em;
}

#projects .timeline {
  gap: 2.1rem;
}

#projects .timeline-year:first-child {
  border-top: 0;
  padding-top: 0;
}

.section-copy {
  margin: 0;
  color: var(--muted);
  max-width: 780px;
}

h2 {
  margin: 0;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 0.98;
  font-weight: 600;
}

.panel {
  background: linear-gradient(180deg, rgba(255, 248, 238, 0.06), rgba(255, 248, 238, 0.03));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) 1fr;
  gap: 2rem;
  align-items: start;
  margin-top: 1em;
}

.profile-card {
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
}

.profile-image,
.profile-placeholder {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #141414;
}

.profile-image.is-zoomable {
  cursor: zoom-in;
}

.profile-placeholder {
  display: grid;
  place-items: center;
  color: var(--muted);
  letter-spacing: 0.2em;
  font-family: "Cormorant Garamond", "Noto Serif KR", serif;
  background:
    linear-gradient(135deg, rgba(255, 248, 238, 0.05), rgba(255, 248, 238, 0.01)),
    repeating-linear-gradient(45deg, rgba(255, 248, 238, 0.02), rgba(255, 248, 238, 0.02) 12px, transparent 12px, transparent 24px);
}

.profile-card figcaption {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.15rem;
}

.profile-card strong {
  font-size: 1.05rem;
}

.profile-card span {
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-lead {
  max-width: 760px;
  margin: 0 0 0.9rem;
  color: var(--text);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  font-weight: 700;
}

.hero-description,
#aboutDescription {
  max-width: 760px;
  color: var(--muted);
}

.hero-description p {
  margin: 0;
}

.hero-description p + p {
  margin-top: 0.6rem;
}

#aboutDescription {
  margin-top: 1rem;
}

.about-list {
  list-style: none;
  padding: 0;
  margin: 0.9rem 0 0;
  display: grid;
  gap: 0.65rem;
}

.about-list li {
  padding-top: 0.6rem;
  border-top: 1px solid rgba(243, 238, 230, 0.08);
  color: #ddd3c7;
}

.about-list strong {
  color: var(--accent);
  font-weight: 700;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.4rem;
}

.about-links {
  margin-top: 1rem;
}

.about-links a {
  color: var(--muted);
  font-size: 0.95rem;
  text-decoration: underline;
  text-underline-offset: 0.16em;
}

.about-links a:hover {
  color: var(--text);
}

.hero-highlight {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0.38rem 0.8rem;
  border: 1px solid rgba(243, 238, 230, 0.12);
  border-radius: 999px;
  background: rgba(255, 248, 238, 0.03);
  color: #e9dfd3;
  font-size: 0.88rem;
}

.timeline {
  display: grid;
  gap: 1.6rem;
}

.timeline-year,
.timeline-group {
  border-top: 1px solid var(--line);
  padding-top: 0.9rem;
}

.timeline-year[open] {
  border-top-color: var(--line-strong);
}

.timeline-year-summary,
.timeline-group-header {
  display: block;
  cursor: pointer;
  list-style: none;
}

.timeline-year-summary::-webkit-details-marker {
  display: none;
}

.timeline-heading {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.timeline-toggle {
  width: 0.7rem;
  height: 0.7rem;
  margin-top: 0.2rem;
  border-right: 1px solid rgba(243, 238, 230, 0.62);
  border-bottom: 1px solid rgba(243, 238, 230, 0.62);
  transform: rotate(-45deg);
  transform-origin: 55% 55%;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.timeline-year[open] .timeline-toggle {
  transform: rotate(45deg);
  border-color: rgba(212, 163, 115, 0.9);
}

.timeline-year-summary:hover .timeline-toggle,
.timeline-year-summary:hover .timeline-count {
  color: rgba(243, 238, 230, 0.82);
}

.timeline-label {
  font-size: clamp(2.6rem, 8vw, 5rem);
  line-height: 0.88;
  color: var(--text);
}

.timeline-label-section {
  font-size: clamp(2.25rem, 6vw, 4.1rem);
}

.timeline-count {
  display: inline-block;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1;
  transform: translateY(0.14rem);
  transition: color 0.2s ease;
}

.timeline-year-content,
.timeline-group-content {
  display: grid;
  gap: 1.8rem;
  padding-top: 1.2rem;
}

.project-card {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(243, 238, 230, 0.08);
}

.project-card:first-child {
  padding-top: 0;
  border-top: 0;
}

.project-aside {
  display: grid;
  align-content: start;
  gap: 0.75rem;
}

.project-period,
.project-team {
  margin: 0;
}

.project-period {
  font-size: 1.45rem;
  line-height: 1;
  color: var(--accent);
}

.project-team {
  color: var(--muted);
  font-size: 0.95rem;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  width: fit-content;
  margin-top: 0.25rem;
  color: var(--text);
  text-decoration: none;
  font-size: 0.92rem;
}

.project-link::after {
  content: "->";
  color: var(--accent);
  transition: transform 0.2s ease;
}

.project-link:hover::after {
  transform: translateX(3px);
}

.project-body h3 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.45rem);
  line-height: 0.98;
  font-weight: 600;
}

.project-description {
  max-width: 780px;
  margin: 0.65rem 0 0;
  color: #e3d8ca;
  font-size: 1rem;
}

.project-points {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.project-points li {
  position: relative;
  padding-left: 1rem;
  color: var(--muted);
}

.project-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 999px;
  background: var(--accent);
}

.project-gallery {
  display: grid;
  margin-top: 1.2rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.7rem;
}

.project-image-slot {
  min-height: 190px;
  border-radius: 12px;
  border: 1px solid rgba(243, 238, 230, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 248, 238, 0.07), rgba(255, 248, 238, 0.03)),
    #1a1714;
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 0.84rem;
  letter-spacing: 0.02em;
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.project-image-slot.is-placeholder {
  align-content: center;
  justify-items: start;
  padding: 1rem;
  background:
    linear-gradient(180deg, rgba(255, 248, 238, 0.06), rgba(255, 248, 238, 0.02)),
    repeating-linear-gradient(
      135deg,
      rgba(255, 248, 238, 0.02),
      rgba(255, 248, 238, 0.02) 12px,
      transparent 12px,
      transparent 24px
    ),
    #181411;
}

.project-image-placeholder-label,
.project-image-placeholder-meta {
  display: block;
}

.project-image-placeholder-label {
  color: #e7d8c6;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
}

.project-image-placeholder-meta {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.project-image-slot:hover {
  transform: translateY(-2px);
  border-color: rgba(212, 163, 115, 0.45);
}

.project-image-slot.is-landscape {
  grid-column: span 2;
}

.project-image-slot.is-portrait {
  grid-column: span 1;
}

.project-image-slot img {
  width: 100%;
  height: 100%;
  min-height: 190px;
  object-fit: contain;
  border-radius: 12px;
  background: #14110f;
}

.project-image-slot video {
  width: 100%;
  height: 100%;
  min-height: 190px;
  border-radius: 12px;
  background: #111111;
}

.project-image-slot.has-image {
  cursor: zoom-in;
}

.project-image-slot.has-video {
  padding: 0.4rem;
}

.contact-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem 1.4rem;
  margin-top: 1rem;
}

.contact-grid a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 163, 115, 0.5);
  padding-bottom: 0.08rem;
}

.footer {
  padding: 0.3rem 0 2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.lightbox {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: rgba(18, 16, 14, 0.88);
  backdrop-filter: blur(6px);
  z-index: 40;
  padding: 1rem;
}

.lightbox.open {
  display: flex;
}

.lightbox-figure {
  margin: 0;
  width: min(92vw, 1100px);
}

.lightbox-figure img {
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
  display: block;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #0d0d0d;
}

.lightbox-indicator {
  margin-top: 0.55rem;
  text-align: center;
  color: #ddd3c7;
  font-size: 0.95rem;
}

.lightbox-nav,
.lightbox-close {
  border: 1px solid var(--line);
  background: rgba(17, 17, 17, 0.9);
  color: var(--text);
  cursor: pointer;
}

.lightbox-nav {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  font-size: 1.55rem;
  line-height: 1;
}

.lightbox-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  font-size: 1.5rem;
  line-height: 1;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .page-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .page-index {
    display: none;
  }

  .project-card {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .project-body {
    min-width: 0;
  }

  .project-gallery {
    width: min(100%, 620px);
    justify-self: start;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0.55rem;
  }

  .project-image-slot,
  .project-image-slot img,
  .project-image-slot video {
    min-height: 124px;
  }

  .project-image-slot.is-landscape {
    grid-column: span 3;
  }

  .project-image-slot.is-portrait {
    grid-column: span 2;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(100%, calc(100% - 1.4rem));
  }

  .topbar {
    padding-top: 0.9rem;
  }

  .hero {
    padding-top: 3.1rem;
  }

  .hero h1 {
    font-size: clamp(2.4rem, 13vw, 4.2rem);
  }

  .panel {
    padding: 1rem;
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .profile-card {
    max-width: 220px;
  }

  .timeline-label {
    font-size: clamp(2rem, 13vw, 3.2rem);
  }

  .timeline-label-section {
    font-size: clamp(1.95rem, 11vw, 2.8rem);
  }

  .timeline-year-summary,
  .timeline-group-header {
    display: block;
  }

  .project-gallery {
    width: min(100%, 420px);
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.55rem;
  }

  .project-image-slot.is-landscape {
    grid-column: span 2;
  }

  .project-image-slot.is-portrait {
    grid-column: span 1;
  }

  .project-image-slot,
  .project-image-slot img,
  .project-image-slot video {
    min-height: 142px;
  }

  .lightbox {
    gap: 0.4rem;
    padding-inline: 0.45rem;
  }

  .lightbox-nav {
    width: 38px;
    height: 38px;
  }

  .lightbox-figure {
    width: min(94vw, 1000px);
  }
}

@media (max-width: 500px) {
  html[lang="ko"] .hero h1 br {
    display: none;
  }
}

@page {
  size: A4;
  margin: 12mm;
}

@media print {
  :root {
    --bg: #ffffff;
    --bg-soft: #ffffff;
    --panel: #ffffff;
    --text: #111111;
    --muted: #555555;
    --line: #d2d2d2;
    --line-strong: #bcbcbc;
    --accent: #7c4d20;
    --accent-soft: rgba(124, 77, 32, 0.12);
    --shadow: none;
  }

  html,
  body {
    background: #ffffff !important;
    color: #111111 !important;
  }

  body {
    overflow: visible;
    font-size: 11pt;
    line-height: 1.45;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }

  .page-grain,
  .page-glow,
  .topbar,
  .page-index,
  .hero-actions,
  .lightbox,
  .lightbox.open,
  .lightbox-nav,
  .lightbox-close {
    display: none !important;
  }

  .container {
    width: 100%;
    max-width: none;
    margin: 0;
  }

  .hero {
    padding: 0 0 0.9rem;
  }

  .hero h1,
  .timeline-label,
  .project-body h3,
  h2 {
    color: #111111 !important;
  }

  main {
    padding: 0;
  }

  section {
    margin-top: 0.8rem;
  }

  .panel {
    background: #ffffff !important;
    color: #111111 !important;
    border: 1px solid #d7d7d7;
    box-shadow: none;
  }

  .project-card,
  .about-layout,
  .contact-grid,
  .project-image-slot {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .timeline-year,
  .timeline-group,
  .timeline-year-content,
  .timeline-group-content,
  .project-gallery {
    break-inside: auto;
    page-break-inside: auto;
  }

  .timeline-count,
  .hero-highlight,
  .project-link,
  .lang-toggle {
    border-color: #c8c8c8 !important;
    color: #444444 !important;
  }

  .project-card {
    grid-template-columns: 180px 1fr;
  }

  .project-description,
  .project-points li,
  .project-team,
  .section-copy,
  .hero-description,
  #aboutDescription,
  .footer {
    color: #555555 !important;
  }

  .project-image-slot,
  .profile-image,
  .profile-placeholder,
  .lightbox-figure img {
    border-color: #d7d7d7 !important;
    background: #ffffff !important;
  }
}