/* ===================== VARIABLES ===================== */
:root {
  --bg: #fafaf8;
  --text: #1c1c1a;
  --muted: #8c8c87;
  --border: #e4e4de;
  --nav-h: 56px;
  --max: 1200px;
  --display: 'Space Grotesk', system-ui, sans-serif;
  --sans: 'Inter', system-ui, sans-serif;
  --literary: 'Cormorant Garamond', Georgia, serif;
}

/* ===================== RESET ===================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* ===================== NAV ===================== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: var(--nav-h);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
}

.nav-name {
  font-family: var(--display);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-icon {
  width: 22px;
  height: 22px;
  object-fit: cover;
  border-radius: 3px;
  display: block;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  font-size: 0.78rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--text); }

/* ===================== PAGE WRAPPER ===================== */
.page {
  padding-top: var(--nav-h);
  min-height: 100vh;
}

/* ===================== HOME HERO ===================== */
.hero {
  padding: 5rem 2.5rem 2rem;
  max-width: var(--max);
  margin: 0 auto;
}

.hero-name {
  font-family: var(--display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.03em;
}

.hero-tagline {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* ===================== HOME GRID ===================== */
.home-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  max-width: 920px;
  margin: 3rem auto 0;
  padding: 0 2.5rem 6rem;
  border-top: 1px solid var(--border);
  padding-top: 2.5rem;
}

.home-card {
  display: block;
  text-decoration: none;
  color: inherit;
}

.home-card-img {
  width: 100%;
  height: 260px;
  overflow: hidden;
  background: #e0ddd8;
}

.home-card--feature .home-card-img {
  height: 260px;
}

.home-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}

.home-card:hover .home-card-img img {
  transform: scale(1.04);
}

.home-card--feature {
  grid-column: span 2;
}

.home-card-info {
  padding: 0.55rem 0 0.8rem;
  border-bottom: 1px solid var(--border);
}

.home-card-num {
  font-size: 0.56rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  display: block;
  margin-bottom: 0.18rem;
}

.home-card-title {
  font-size: 0.67rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text);
  font-weight: 500;
  display: block;
}

.home-card-meta {
  font-size: 0.58rem;
  color: var(--muted);
  margin-top: 0.15rem;
  letter-spacing: 0.04em;
  display: block;
}

@media (max-width: 700px) {
  .home-grid {
    grid-template-columns: repeat(2, 1fr);
    padding-bottom: 4rem;
  }
  .home-card-img,
  .home-card--feature .home-card-img { height: 170px; }
}

@media (max-width: 420px) {
  .home-grid { gap: 1px; }
}

/* ===================== SECTION PAGES ===================== */
.section-header {
  padding: 4rem 2.5rem 2.5rem;
  max-width: var(--max);
  margin: 0 auto;
  border-bottom: 1px solid var(--border);
}

.section-header h1 {
  font-family: var(--display);
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1;
}

.section-header p {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* sub-filter */
.filter-row {
  padding: 1.25rem 2.5rem;
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  gap: 1.75rem;
  border-bottom: 1px solid var(--border);
}

.filter-btn {
  font-size: 0.75rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: color 0.2s;
  font-family: var(--sans);
}

.filter-btn:hover,
.filter-btn.active { color: var(--text); }

/* ===================== WORK GRID ===================== */
.work-section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3rem 2.5rem 6rem;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2.5rem 2rem;
}

.work-card {
  cursor: pointer;
  display: block;
  color: inherit;
}

.work-card-img {
  aspect-ratio: 4 / 3;
  background: #e8e8e4;
  overflow: hidden;
  margin-bottom: 0.85rem;
  transition: opacity 0.25s;
}

.work-card:hover .work-card-img { opacity: 0.82; }

.work-card:nth-child(3n+1) .work-card-img { background: #d9d5cc; }
.work-card:nth-child(3n+2) .work-card-img { background: #cdd4d0; }
.work-card:nth-child(3n+3) .work-card-img { background: #d4cfd5; }

.work-card-title {
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.work-card-meta {
  margin-top: 0.2rem;
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.03em;
}

/* ===================== PROJECT PAGE ===================== */
.project-back {
  padding: 1.5rem 2.5rem 0;
  max-width: var(--max);
  margin: 0 auto;
}

.project-back a {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: color 0.2s;
}

.project-back a:hover { color: var(--text); }

.project-hero {
  padding: 2.5rem 2.5rem 0;
  max-width: var(--max);
  margin: 0 auto;
}

.project-title {
  font-family: var(--display);
  font-size: clamp(2.2rem, 5vw, 5rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1;
}

.project-meta {
  margin-top: 0.75rem;
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.project-hero-img {
  margin-top: 2.5rem;
  width: 100%;
  max-height: 600px;
  overflow: hidden;
  background: #d9d5cc;
}

.project-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* process sections */
.process {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4rem 2.5rem 6rem;
}

.process-block {
  display: grid;
  grid-template-columns: 3fr 1fr;
  gap: 4rem;
  align-items: start;
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}

.process-block.flip { direction: rtl; }
.process-block.flip > * { direction: ltr; }

.process-text h2 {
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.process-text p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: #555;
}

.process-text p + p { margin-top: 0.9rem; }

.process-img {
  background: #e0ddd8;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.process-img img { width: 100%; display: block; }

/* ===================== EXHIBITIONS ===================== */
.exhibitions-list {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 2.5rem 6rem;
}

.exhibition-item {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}

.exhibition-year {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  padding-top: 3px;
}

.exhibition-title {
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.exhibition-venue {
  margin-top: 0.2rem;
  font-size: 0.78rem;
  color: var(--muted);
}

.exhibition-note {
  margin-top: 0.5rem;
  font-size: 0.82rem;
  line-height: 1.7;
  color: #666;
}

/* ===================== WRITING LIST ===================== */
.writing-section {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 2.5rem 6rem;
}

.writing-item {
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

.writing-item-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.6rem;
}

.writing-title {
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.writing-meta {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.writing-excerpt {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--muted);
  max-width: 60ch;
}

.writing-body {
  display: none;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--text);
  max-width: 60ch;
}

/* code-style poems */
.writing-body.code {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--text);
  max-width: 72ch;
  white-space: pre-wrap;
}

.writing-item.open .writing-body   { display: block; }
.writing-item.open .writing-excerpt { display: none; }

/* ===================== CONTACT ===================== */
.contact {
  max-width: var(--max);
  margin: 0 auto;
  padding: 5rem 2.5rem;
  border-top: 1px solid var(--border);
}

.contact h2 {
  font-family: var(--display);
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.contact p {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.contact-email {
  font-family: var(--display);
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  border-bottom: 1px solid var(--text);
  padding-bottom: 2px;
  transition: opacity 0.2s;
}

.contact-email:hover { opacity: 0.55; }

/* ===================== LEGAL PAGES ===================== */
.legal {
  max-width: 720px;
  margin: 0 auto;
  padding: 4rem 2.5rem 6rem;
}

.legal h1 {
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  margin-bottom: 2.5rem;
}

.legal h2 {
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin: 2.5rem 0 0.75rem;
  color: var(--muted);
}

.legal p, .legal address {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text);
  font-style: normal;
}

.legal p + p { margin-top: 0.75rem; }

.legal a {
  border-bottom: 1px solid var(--border);
  transition: border-color 0.2s;
}

.legal a:hover { border-color: var(--text); }

/* ===================== FOOTER ===================== */
footer {
  border-top: 1px solid var(--border);
  padding: 1.75rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.03em;
}

footer a { color: var(--muted); transition: color 0.2s; }
footer a:hover { color: var(--text); }

/* ===================== REVEAL ===================== */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 900px) {
  .process-block,
  .process-block.flip {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  nav { padding: 0 1.25rem; }
  .nav-links { gap: 1.5rem; }
  .hero,
  .section-header,
  .filter-row,
  .work-section,
  .writing-section,
  .project-back,
  .project-hero,
  .process { padding-left: 1.25rem; padding-right: 1.25rem; }
  footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}