/* ==========================================================================
   Hakkımızda — fildişi kâğıt, mektup, zaman çizelgesi
   ========================================================================== */

.ab-hero { position: relative; overflow: hidden; padding: clamp(60px, 9vw, 140px) 0 clamp(60px, 8vw, 120px); }
.ab-hero__in { position: relative; z-index: 1; }
.ab-hero__since { font: italic 500 1.3rem var(--font-d); color: var(--accent-text); }
.ab-hero__since span { margin-inline: 8px; opacity: .5; }
.ab-hero__title { margin: 22px 0 32px; max-width: 12em; }
.ab-hero__lead { max-width: 52ch; }
.ab-hero__arch { position: absolute; right: 6%; top: 12%; width: min(34vw, 420px); aspect-ratio: 3/4; border: 1px solid var(--line); border-radius: 999px 999px 0 0; }
.ab-hero__arch span { position: absolute; inset: 18px; overflow: hidden; border: 1px solid var(--line); border-radius: 999px 999px 0 0; background: radial-gradient(circle at 50% 30%, rgba(200, 163, 91, .18), transparent 60%); }
.ab-hero__arch img { width: 100%; height: 100%; object-fit: cover; }

.letter__in { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(30px, 6vw, 100px); align-items: center; }
.letter__paper {
  position: relative;
  padding: clamp(32px, 5vw, 70px);
  background: #fbf7f0;
  box-shadow: 0 30px 60px -30px rgba(60, 40, 10, .35), 0 0 0 1px rgba(156, 120, 55, .15);
  transform: rotate(-.6deg);
  font: 500 1.28rem/1.65 var(--font-d);
  color: #2b2620;
}
.letter__paper::before { content: ""; position: absolute; left: 50%; top: -14px; width: 90px; height: 28px; background: rgba(200, 163, 91, .35); transform: translateX(-50%) rotate(2deg); }
.letter__paper .kicker { margin-bottom: 22px; }
.letter__paper p + p { margin-top: 1em; }
.letter__first::first-letter { float: left; font-size: 3.6em; line-height: .8; margin: .08em .1em 0 0; color: var(--accent-text); }
.letter__sign { display: flex; align-items: center; gap: 18px; margin-top: 30px; color: var(--accent-text); }
.letter__sign svg { width: 150px; }
.letter__sign b { display: block; font: 600 .9rem var(--font-t); color: #2b2620; }
.letter__sign span { font: 500 .78rem var(--font-t); color: var(--muted); }
.letter__quote { font: italic 500 clamp(1.8rem, 3.2vw, 2.8rem)/1.2 var(--font-d); color: var(--accent-text); border-left: 1px solid var(--accent); padding-left: 28px; }

.tl { background: var(--bg); color: var(--fg); padding-block: clamp(70px, 10vw, 130px); overflow: hidden; }
.tl__hint { display: none; }
.tl__rail { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(260px, 1fr); gap: 0; overflow-x: auto; padding: 0 var(--gut) 20px; scroll-snap-type: x mandatory; scrollbar-width: thin; max-width: 1600px; margin: 0 auto; }
.tl__item { position: relative; padding: 0 28px 0 0; scroll-snap-align: start; }
.tl__year { display: block; font: 500 clamp(3rem, 5vw, 4.6rem)/1 var(--font-d); color: transparent; -webkit-text-stroke: 1px var(--gold); }
.tl__item:last-child .tl__year { color: var(--gold); -webkit-text-stroke: 0; }
.tl__dot { position: relative; display: block; height: 1px; margin: 22px 0; background: var(--line); }
.tl__dot::before { content: ""; position: absolute; left: 0; top: -5px; width: 11px; height: 11px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 5px rgba(200, 163, 91, .15); }
.tl__title { font: 500 1.6rem/1.15 var(--font-d); margin-bottom: 10px; }
.tl__item p { color: var(--fg-2); font-size: .92rem; max-width: 30ch; }

.manifesto__list { margin-top: 30px; counter-reset: m; }
.manifesto__list li { display: grid; grid-template-columns: 90px 1fr; gap: 20px; padding: 30px 0; border-top: 1px solid var(--line); }
.manifesto__list .num { font-size: 2.2rem; line-height: 1; }
.manifesto__list p { font: 500 clamp(1.4rem, 2.5vw, 2.2rem)/1.3 var(--font-d); color: var(--fg-2); max-width: 36em; }
.manifesto__list b { color: var(--fg); font-weight: 500; }

.ab-nums { background: var(--bg); color: var(--fg); padding-block: clamp(50px, 7vw, 90px); }
.ab-nums__in { display: grid; grid-template-columns: repeat(4, 1fr); }
.ab-nums__in div { padding: 10px 24px; border-left: 1px solid var(--line); }
.ab-nums__in div:first-child { border-left: 0; padding-left: 0; }
.ab-nums b { display: block; font: 500 clamp(3rem, 6vw, 5.4rem)/1 var(--font-d); color: var(--gold); }
.ab-nums span { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

.ab-gallery__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.ab-gallery__grid figure { position: relative; overflow: hidden; aspect-ratio: 4/5; }
.ab-gallery__grid figure:nth-child(3n + 2) { transform: translateY(40px); }
.ab-gallery__grid img { width: 100%; height: 100%; object-fit: cover; }
.ab-gallery__grid figcaption { position: absolute; left: 12px; bottom: 10px; padding: 4px 10px; background: var(--bg); font-size: .76rem; }

.ab-cta { padding-block: clamp(80px, 11vw, 150px); text-align: center; }
.ab-cta__btns { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

@media (max-width: 900px) {
  .ab-hero__arch { opacity: .4; right: -20%; width: 70vw; }
  .letter__in { grid-template-columns: 1fr; }
  .tl__hint { display: block; }
  .tl__rail { grid-auto-columns: 78vw; }
  .ab-nums__in { grid-template-columns: 1fr 1fr; gap: 30px 0; }
  .ab-nums__in div:nth-child(3) { border-left: 0; padding-left: 0; }
  .ab-gallery__grid { grid-template-columns: repeat(2, 1fr); }
  .ab-gallery__grid figure:nth-child(n) { transform: none; }
  .manifesto__list li { grid-template-columns: 50px 1fr; }
}