/* Mahsa Esfandiar: minimal black & white gallery aesthetic */

:root {
  --black: #0d0d0d;
  --white: #ffffff;
  --grey: #777;
  --line: #e4e4e4;
  --pad: clamp(1.25rem, 4vw, 4rem);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 300;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  line-height: 1.65;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.arrow { display: inline-block; }
.arrow svg { vertical-align: -0.05em; }

/* ---------------------------------------------------------------- header */

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: .75rem 2rem;
  padding: 1.75rem var(--pad);
  border-bottom: 1px solid var(--line);
}

.wordmark {
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: .38em;
  text-transform: uppercase;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  gap: clamp(1.25rem, 3vw, 2.75rem);
  flex-wrap: wrap;
}

.main-nav a {
  font-size: .78rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--grey);
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color .25s, border-color .25s;
}

.main-nav a:hover,
.main-nav a.active { color: var(--black); border-color: var(--black); }

/* ------------------------------------------------------------------ home */

body.home { background: var(--black); }

.hero { position: relative; height: 100vh; height: 100svh; }

.hero-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 70% center;
  filter: grayscale(1);
  opacity: .92;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--pad);
  color: var(--white);
  background: linear-gradient(100deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.15) 55%, rgba(0,0,0,0) 100%);
}

.hero-name {
  font-size: clamp(1.6rem, 4.5vw, 3.2rem);
  font-weight: 200;
  letter-spacing: .45em;
  text-transform: uppercase;
  line-height: 1.5;
  max-width: 12em;
}

.hero-tagline {
  margin-top: .75rem;
  font-size: .8rem;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: rgba(255,255,255,.65);
}

.hero-nav {
  margin-top: clamp(2rem, 6vh, 4rem);
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.hero-nav a {
  font-size: .95rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: .9rem;
  width: fit-content;
  opacity: .9;
  transition: opacity .25s, transform .25s;
}

.hero-nav a:hover { opacity: 1; transform: translateX(6px); }

/* ----------------------------------------------------------------- pages */

.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(2.5rem, 7vh, 5rem) var(--pad) 5rem;
}

.page-title {
  font-size: clamp(1.3rem, 2.6vw, 2rem);
  font-weight: 300;
  letter-spacing: .3em;
  text-transform: uppercase;
  margin-bottom: clamp(2rem, 5vh, 3.5rem);
}

.breadcrumb {
  margin-bottom: 2.5rem;
  font-size: .75rem;
  letter-spacing: .22em;
  text-transform: uppercase;
}

.breadcrumb a { color: var(--grey); transition: color .25s; }
.breadcrumb a:hover { color: var(--black); }

.btn-outline {
  display: inline-block;
  margin-top: 2.25rem;
  padding: .85rem 2rem;
  border: 1px solid var(--black);
  font-size: .75rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  transition: background .25s, color .25s;
}

.btn-outline:hover { background: var(--black); color: var(--white); }

/* ----------------------------------------------------------------- about */

.about-grid {
  display: grid;
  grid-template-columns: minmax(260px, 5fr) 7fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.about-portrait img { filter: grayscale(1); width: 100%; }

.about-text p {
  max-width: 60ch;
  margin-bottom: 1.4rem;
  font-size: 1.02rem;
  color: #222;
}

@media (max-width: 760px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-portrait { max-width: 420px; }
}

/* ----------------------------------------------------------- exhibitions */

.exhibition-list { list-style: none; border-top: 1px solid var(--line); }

.exhibition-row {
  display: grid;
  grid-template-columns: 1.2fr 1.5fr auto;
  gap: 1rem 2rem;
  align-items: baseline;
  padding: 1.9rem 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left .3s;
}

a.exhibition-row:hover { padding-left: 1rem; }
a.exhibition-row:hover .ex-title { text-decoration: underline; text-underline-offset: 5px; }

.exhibition-row.static { color: #444; }

.ex-title {
  font-size: 1.05rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.ex-meta {
  font-size: .82rem;
  color: var(--grey);
  letter-spacing: .06em;
  display: flex;
  flex-wrap: wrap;
  gap: .25rem 0;
}

.ex-meta span:not(:last-child)::after { content: "\2002\00B7\2002"; }

.ex-year {
  font-size: .85rem;
  color: var(--grey);
  letter-spacing: .1em;
  justify-self: end;
}

@media (max-width: 680px) {
  .exhibition-row { grid-template-columns: 1fr auto; }
  .ex-meta { grid-column: 1 / -1; }
}

/* ------------------------------------------------------- exhibition page */

.ex-header { margin-bottom: 2.5rem; }
.ex-header .page-title { margin-bottom: 1rem; }

.ex-details {
  font-size: .82rem;
  color: var(--grey);
  letter-spacing: .12em;
  text-transform: uppercase;
}

.ex-details span:not(:last-child)::after { content: "\2002\00B7\2002"; }

.statement { max-width: 66ch; margin-bottom: 2.5rem; }
.statement p { margin-bottom: 1.3rem; font-size: 1rem; color: #222; white-space: pre-line; }

.credits {
  white-space: pre-line;
  max-width: 66ch;
  margin-bottom: 2.5rem;
  font-size: .82rem;
  color: var(--grey);
  letter-spacing: .05em;
}

.video-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  margin-bottom: 3rem;
  background: #000;
}

.video-wrap iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: 0;
}

/* --------------------------------------------------------------- gallery */

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: clamp(1rem, 2.5vw, 2rem);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  cursor: zoom-in;
  transition: opacity .3s;
}

.gallery-item img:hover { opacity: .88; }

/* --------------------------------------------------------- works section */

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

.category-card { display: block; }

.category-card img,
.category-empty {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: #f2f2f2;
  transition: opacity .3s;
}

.category-card:hover img { opacity: .85; }

.category-name {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: 1rem;
  font-size: .85rem;
  letter-spacing: .22em;
  text-transform: uppercase;
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: clamp(2rem, 4vw, 3.5rem);
}

.work img {
  width: 100%;
  cursor: zoom-in;
  transition: opacity .3s;
}

.work img:hover { opacity: .88; }

.work figcaption {
  margin-top: .9rem;
  display: flex;
  flex-direction: column;
  gap: .2rem;
}

.work-title {
  font-size: .88rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.work-desc { font-size: .82rem; color: var(--grey); }

.work-availability {
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--grey);
}

.work-availability.sold { color: #b04a4a; }

/* ---------------------------------------------------------------- footer */

.site-footer {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 2rem var(--pad);
  border-top: 1px solid var(--line);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--grey);
}

.footer-links { display: flex; gap: 1.75rem; }
.site-footer a:hover { color: var(--black); }

/* -------------------------------------------------------------- lightbox */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(8, 8, 8, .96);
}

.lightbox.open { display: flex; }

.lightbox img {
  max-width: min(92vw, 1400px);
  max-height: 88vh;
  object-fit: contain;
}

.lightbox button {
  position: absolute;
  background: none;
  border: 0;
  color: rgba(255,255,255,.75);
  font-size: 2rem;
  font-family: inherit;
  cursor: pointer;
  padding: 1rem;
  transition: color .2s;
}

.lightbox button:hover { color: #fff; }

.lb-close { top: .5rem; right: 1rem; }
.lb-prev { left: .5rem; top: 50%; transform: translateY(-50%); }
.lb-next { right: .5rem; top: 50%; transform: translateY(-50%); }

.lb-counter {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.55);
  font-size: .75rem;
  letter-spacing: .25em;
}