:root {
  --black: #070807;
  --panel: #101210;
  --panel-2: #171917;
  --gold: #f6b51f;
  --gold-light: #ffd562;
  --text: #f5f4ef;
  --muted: #aaaDA8;
  --line: rgba(246, 181, 31, .28);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 0%, rgba(246,181,31,.08), transparent 34rem),
    linear-gradient(135deg, #050605, #0b0d0b 48%, #050605);
  font-family: Inter, Montserrat, "Segoe UI", Arial, sans-serif;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .2;
  background-image: repeating-linear-gradient(135deg, rgba(255,255,255,.018) 0 1px, transparent 1px 5px);
}

.brand-header {
  position: relative;
  border-top: 4px solid var(--gold);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.brand-header::after {
  content: "";
  position: absolute;
  width: 22rem;
  height: 22rem;
  right: -7rem;
  top: -10rem;
  border: 1px solid rgba(246,181,31,.22);
  transform: rotate(45deg);
}

.brand-wrap {
  position: relative;
  width: 100%;
  margin: 0 auto;
  min-height: clamp(460px, 43.34vw, 832px);
  display: grid;
  place-items: center;
  align-items: center;
  padding: 0;
}

.brand-wrap picture { display: contents; }

.brand-logo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: .72;
  filter: brightness(.72) contrast(1.08);
}

.brand-copy {
  position: relative;
  z-index: 1;
  width: min(920px, 92%);
  padding: clamp(34px, 7vw, 76px) 24px;
  text-align: center;
  background: radial-gradient(ellipse at center, rgba(3,4,3,.62) 0%, rgba(3,4,3,.34) 50%, transparent 76%);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--gold);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .22em;
}

.brand-copy h1 {
  margin: 0 auto;
  max-width: 900px;
  font-size: clamp(2.4rem, 7vw, 5rem);
  line-height: .98;
  letter-spacing: -.045em;
  background: linear-gradient(105deg, #fff 15%, #d9d8d1 55%, var(--gold-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 4px 18px rgba(0,0,0,.9));
}

.brand-copy > p:last-child {
  max-width: 650px;
  margin: 20px auto 0;
  color: #c7c8c3;
  font-size: clamp(.98rem, 2vw, 1.15rem);
  line-height: 1.65;
}

main { position: relative; }

.gallery-section {
  width: min(1320px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(52px, 8vw, 92px) 0 80px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}

.gold-line {
  display: block;
  width: 54px;
  height: 3px;
  margin-bottom: 12px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.65rem, 4vw, 2.6rem);
}

.section-head p { margin: 0; color: var(--muted); }
.section-head strong { color: var(--gold-light); }

.gallery-groups {
  display: grid;
  gap: clamp(58px, 8vw, 96px);
}

.gallery-group {
  scroll-margin-top: 24px;
}

.gallery-group-heading {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 22px;
  padding: 0 0 16px;
  border-bottom: 1px solid var(--line);
}

.gallery-group-heading > span {
  display: grid;
  flex: 0 0 46px;
  width: 46px;
  height: 46px;
  place-items: center;
  border: 1px solid rgba(246,181,31,.58);
  border-radius: 50%;
  color: var(--gold-light);
  background: rgba(246,181,31,.07);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .08em;
}

.gallery-group-heading h3 {
  margin: 0;
  color: var(--gold-light);
  font-size: clamp(1.25rem, 3vw, 1.8rem);
  letter-spacing: .035em;
  text-transform: uppercase;
}

.gallery-group-heading p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: .9rem;
}

.gallery {
  columns: 3 300px;
  column-gap: 18px;
}

.gallery-item {
  position: relative;
  display: block;
  width: 100%;
  margin: 0 0 18px;
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 15px;
  background: var(--panel);
  cursor: zoom-in;
  break-inside: avoid;
  box-shadow: 0 16px 42px rgba(0,0,0,.34);
}

.gallery-item::after {
  content: "GÖRÜNTÜLE";
  position: absolute;
  right: 14px;
  bottom: 14px;
  padding: 8px 11px;
  border: 1px solid rgba(255,213,98,.7);
  border-radius: 999px;
  color: #fff;
  background: rgba(3,4,3,.72);
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .12em;
  opacity: 0;
  transform: translateY(7px);
  transition: .28s ease;
}

.gallery-item img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform .55s cubic-bezier(.2,.7,.2,1), filter .35s ease;
}

.gallery-item:hover,
.gallery-item:focus-visible { border-color: rgba(246,181,31,.65); outline: none; }
.gallery-item:hover img { transform: scale(1.025); filter: brightness(.82); }
.gallery-item:hover::after, .gallery-item:focus-visible::after { opacity: 1; transform: none; }

footer {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 25px;
  border-top: 1px solid var(--line);
  color: var(--gold-light);
  background: #050605;
  letter-spacing: .08em;
}

footer span { color: var(--muted); font-size: .82rem; }

.lightbox {
  position: fixed;
  z-index: 50;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 28px 80px;
  background: rgba(0,0,0,.94);
  backdrop-filter: blur(8px);
}

.lightbox[hidden] { display: none; }
.lightbox figure { margin: 0; max-width: min(1200px, 100%); max-height: 92vh; text-align: center; }
.lightbox img { display: block; max-width: 100%; max-height: 84vh; margin: 0 auto; border-radius: 10px; box-shadow: 0 0 0 1px rgba(246,181,31,.4), 0 26px 90px #000; }
.lightbox figcaption { margin-top: 12px; color: #ccc; font-size: .85rem; }
.lightbox button { position: absolute; border: 1px solid rgba(255,255,255,.2); color: #fff; background: rgba(20,20,20,.72); cursor: pointer; }
.lightbox-close { top: 22px; right: 24px; width: 45px; height: 45px; border-radius: 50%; font-size: 1.8rem; line-height: 1; }
.lightbox-nav { top: 50%; width: 52px; height: 70px; border-radius: 12px; font-size: 2.5rem; transform: translateY(-50%); }
.lightbox-prev { left: 18px; }
.lightbox-next { right: 18px; }
.lightbox button:hover, .lightbox button:focus-visible { border-color: var(--gold); color: var(--gold-light); outline: none; }

@media (max-width: 700px) {
  .brand-wrap { min-height: 360px; text-align: center; padding: 0; }
  .brand-logo { inset: 0; width: 100%; height: 100%; margin: 0; object-fit: cover; opacity: .66; }
  .brand-copy { width: 100%; padding-inline: 8px; }
  .brand-copy > p:last-child { margin-inline: auto; }
  .gallery-section { width: min(100% - 22px, 1320px); padding-top: 44px; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .gallery-group-heading { align-items: flex-start; gap: 12px; }
  .gallery-group-heading > span { flex-basis: 40px; width: 40px; height: 40px; }
  .gallery-group-heading p { font-size: .8rem; line-height: 1.45; }
  .gallery { columns: 2 145px; column-gap: 10px; }
  .gallery-item { margin-bottom: 10px; border-radius: 10px; }
  .gallery-item::after { display: none; }
  .lightbox { padding: 60px 12px 70px; }
  .lightbox-nav { top: auto; bottom: 12px; width: 58px; height: 45px; }
  .lightbox-prev { left: calc(50% - 68px); }
  .lightbox-next { right: calc(50% - 68px); }
  footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}