/* ===== Base ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', -apple-system, 'Segoe UI', sans-serif;
  font-weight: 300;
  font-size: 17px;
  line-height: 1.65;
  color: #111;
  background: #fff;
}
img { max-width: 100%; height: auto; display: block; }
a { color: #111; }
h1, h2, h3 { font-family: 'Bitter', Georgia, serif; font-weight: 600; line-height: 1.25; }
h2 { font-size: clamp(1.5rem, 3.2vw, 2.1rem); margin: 0 0 1.2rem; }
figure { margin: 0; }
figcaption {
  font-size: 0.82rem;
  color: #555;
  text-align: center;
  margin-top: 0.6rem;
  line-height: 1.5;
}

/* ===== Top bar ===== */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 1.4rem;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid #eee;
  z-index: 100;
}
.topbar-name {
  font-family: 'Bitter', Georgia, serif;
  font-weight: 600;
  text-decoration: none;
  font-size: 1rem;
  letter-spacing: 0.02em;
}
.lang-toggle { display: flex; align-items: center; gap: 0.35rem; color: #999; font-size: 0.9rem; }
.lang-toggle button {
  background: none;
  border: none;
  font: inherit;
  font-size: 0.9rem;
  color: #999;
  cursor: pointer;
  padding: 0.2rem 0.3rem;
  letter-spacing: 0.05em;
}
.lang-toggle button.active { color: #111; font-weight: 500; }
.lang-toggle button:hover { color: #111; }

/* ===== Layout ===== */
main { max-width: 1100px; margin: 0 auto; padding: 0 1.4rem; }
section { padding: 4.5rem 0; border-bottom: 1px solid #eee; }
section:last-of-type { border-bottom: none; }

/* ===== Hero ===== */
.hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
  min-height: 88vh;
  padding-top: 6rem;
}
.kicker {
  font-family: 'Bitter', Georgia, serif;
  font-weight: 700;
  letter-spacing: 0.28em;
  font-size: 0.95rem;
  color: #111;
  text-transform: uppercase;
}
.kicker .dot { font-size: 0.6em; vertical-align: middle; margin: 0 0.6em; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4rem); margin: 0.4rem 0 0.8rem; font-weight: 400; }
.hero-sub { color: #666; letter-spacing: 0.04em; }
.hero-photo img { filter: grayscale(1) contrast(1.05); }

/* ===== Statement ===== */
.statement { max-width: 800px; margin: 0 auto; }
.statement h2 { text-align: center; margin-bottom: 2rem; }
.statement p { margin: 0 0 1.2rem; }

/* ===== Work sections ===== */
.work-text p { margin: 0 0 1rem; }
.work-text .kicker { font-size: 0.8rem; letter-spacing: 0.18em; color: #777; margin-bottom: 0.4rem; }
.work-text.centered { max-width: 820px; margin: 0 auto 2.5rem; text-align: center; }
.split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.split.reverse { grid-template-columns: 1fr 1.1fr; }
.split.reverse .work-text { order: 2; }
.split.reverse figure { order: 1; }
.split figure { position: sticky; top: 5rem; }

/* ===== Grids ===== */
.grid { display: grid; gap: 1.8rem; margin-top: 2rem; }
.grid-1 { grid-template-columns: 1fr; max-width: 860px; margin-left: auto; margin-right: auto; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
/* Артбук: masonry на CSS-колонках — картинки різної висоти пакуються
   щільно згори вниз, без порожнеч у рядках і без обрізання. */
.grid-4 { display: block; column-count: 2; column-gap: 1.8rem; }
.grid-4 figure { margin: 0 0 1.8rem; break-inside: avoid; }
.grid-sketches { grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.grid figure img { width: 100%; }
.grid-cap { display: block; margin-top: 1rem; }
.sub-title {
  text-align: center;
  margin: 3.5rem 0 0;
  font-size: 1.15rem;
  font-weight: 600;
}
.ext-link {
  display: inline-block;
  margin-top: 0.4rem;
  font-weight: 400;
  text-underline-offset: 4px;
}

/* Clickable images */
.grid figure img, .split figure img { cursor: zoom-in; }


/* ===== Contact ===== */
.contact h2 { text-align: center; }
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  max-width: 900px;
  margin: 2rem auto 0;
}
.contact-info p { margin: 0 0 0.9rem; }
.contact-name { font-family: 'Bitter', Georgia, serif; font-size: 1.2rem; font-weight: 600; }
.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.contact-form label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.88rem; color: #555; }
.contact-form input, .contact-form textarea {
  font: inherit;
  font-size: 1rem;
  color: #111;
  padding: 0.6rem 0.75rem;
  border: 1px solid #ccc;
  border-radius: 2px;
  background: #fff;
}
.contact-form input:focus, .contact-form textarea:focus { outline: 1px solid #111; border-color: #111; }
.contact-form button {
  font: inherit;
  font-size: 1rem;
  padding: 0.7rem 2.2rem;
  background: #111;
  color: #fff;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  align-self: flex-start;
  letter-spacing: 0.04em;
}
.contact-form button:hover { background: #333; }
.form-thanks {
  background: #f2f8f2;
  border: 1px solid #bcd9bc;
  color: #2c5e2c;
  padding: 0.8rem 1rem;
  border-radius: 2px;
  font-size: 0.95rem;
}

/* ===== Footer ===== */
.footer {
  border-top: 1px solid #eee;
  text-align: center;
  padding: 2.5rem 1.4rem 3rem;
  color: #777;
  font-size: 0.85rem;
}
.socials { display: flex; justify-content: center; gap: 1.4rem; margin-bottom: 1rem; }
.socials a { color: #111; }
.socials a:hover { color: #555; }

/* ===== Lightbox ===== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10,10,10,0.93);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  cursor: zoom-out;
}
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 92vw; max-height: 92vh; width: auto; height: auto; }
/* Глобальне `img { display:block }` перебиває атрибут hidden — повертаємо
   ховання, інакше порожня картинка лишається у флекс-рядку й зсуває
   відео/PDF-iframe убік (помітно на вузькому екрані). */
.lightbox img[hidden] { display: none; }
.lightbox-frame { border: 0; cursor: default; }
.lightbox.lb-video .lightbox-frame {
  width: min(1100px, 92vw, calc(88vh * 16 / 9));
  aspect-ratio: 16 / 9;
  background: #000;
}
.lightbox.lb-pdf .lightbox-frame {
  width: min(900px, 94vw);
  height: 90vh;
  background: #f4f4f4;
}
.lightbox-close {
  position: absolute;
  top: 1rem; right: 1.4rem;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.6rem;
  cursor: pointer;
}

/* ===== Responsive ===== */
@media (max-width: 820px) {
  section { padding: 3rem 0; }
  .hero { grid-template-columns: 1fr; min-height: 0; padding-top: 5.5rem; gap: 2rem; }
  .hero-photo { max-width: 340px; }
  .split, .split.reverse { grid-template-columns: 1fr; gap: 1.5rem; }
  .split.reverse .work-text { order: 1; }
  .split.reverse figure { order: 2; }
  .split figure { position: static; }
  .grid-3 { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  .grid-2 { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  .grid-4 { column-count: 1; max-width: 480px; margin-left: auto; margin-right: auto; }
  .grid-sketches { grid-template-columns: repeat(3, 1fr); }
  .contact-inner { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .grid-sketches { grid-template-columns: repeat(2, 1fr); }
}