/* ==========================================================================
   Hakkımızda · arşiv rafı
   ========================================================================== */

/* ---------- Başlık ---------- */

.ab-head { padding-bottom: clamp(24px, 4vw, 60px); }
.ab-head__h {
  margin-top: clamp(20px, 3vw, 40px);
  font-size: clamp(3.2rem, 9.2vw, 10rem);
  text-transform: uppercase;
  line-height: 0.95;
}
.ab-head__h .ln { display: block; }
.ab-head__h .ln:nth-child(2) { padding-left: 18%; }
.ab-head__h .ln:nth-child(3) { padding-left: 6%; }
.ab-head__cols {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 24px clamp(32px, 6vw, 110px);
  margin-top: clamp(36px, 5vw, 72px);
  padding-top: 26px;
  border-top: 1.5px solid var(--ink);
}
.ab-head__cols .lead { color: var(--ink); max-width: 36ch; }
.ab-head__p { max-width: 48ch; color: var(--ink-2); }

@media (max-width: 760px) {
  .ab-head__h { font-size: clamp(2.6rem, 13.4vw, 4.6rem); }
  .ab-head__h .ln:nth-child(2) { padding-left: 12%; }
  .ab-head__h .ln:nth-child(3) { padding-left: 0; }
  .ab-head__cols { grid-template-columns: 1fr; }
}

/* ---------- Arşiv rafı ---------- */

.raf__head {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 14px clamp(32px, 6vw, 110px);
  align-items: end;
}
.raf__head .label { grid-column: 1 / -1; }
.raf__head h2 { max-width: 16ch; text-transform: uppercase; }
.raf__note { max-width: 46ch; color: var(--ink-2); }
.only-touch-ab { display: none; }
@media (hover: none) {
  .only-fine-ab { display: none; }
  .only-touch-ab { display: inline; }
}

.shelf {
  position: relative;
  margin-top: clamp(44px, 6vw, 84px);
  padding: 0 14px;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.07), rgba(0, 0, 0, 0.02) 22%, rgba(0, 0, 0, 0) 60%),
    var(--paper-2);
  border-left: 10px solid #9c9a93;
  border-right: 10px solid #9c9a93;
  box-shadow: inset 0 14px 22px -16px rgba(0, 0, 0, 0.45);
}
.shelf::before {
  content: "";
  position: absolute;
  left: -10px; right: -10px; top: -12px;
  height: 12px;
  background: linear-gradient(180deg, #c8c6bf, #9f9d96);
  border-radius: 2px 2px 0 0;
}
.shelf__scroll {
  padding-top: clamp(64px, 7vw, 96px);
  overflow: visible;
}
.shelf__row {
  display: flex;
  align-items: flex-end;
  gap: clamp(3px, 0.35vw, 6px);
  height: clamp(300px, 33vw, 470px);
}
.shelf__board {
  position: relative;
  height: 20px;
  margin: 0 -24px;
  background: linear-gradient(180deg, #d3d1ca 0, #b6b4ad 30%, #8f8d86 100%);
  border-radius: 2px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 26px 34px -18px rgba(0, 0, 0, 0.5);
  z-index: 2;
}

/* klasör sırtı */
.spine {
  --lift: 0px;
  position: relative;
  flex: var(--w) 1 0;
  min-width: 0;
  height: 100%;
  padding: 0;
  border: 0;
  border-radius: 4px 4px 0 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0) 16%, rgba(0, 0, 0, 0) 80%, rgba(0, 0, 0, 0.3)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(0, 0, 0, 0.12)),
    var(--c);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.25), inset 0 3px 0 rgba(255, 255, 255, 0.12);
  transform: translateY(var(--lift));
  transition: transform 0.55s var(--ease-out), box-shadow 0.4s;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.spine::after {
  /* klasör kenarındaki metal şerit */
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 7px;
  background: linear-gradient(180deg, #a8a6a0, #6e6c66);
  border-radius: 0 0 1px 1px;
  opacity: 0.85;
}
.spine--us {
  --c: var(--red);
}
.spine__label {
  position: absolute;
  left: 15%; right: 15%;
  top: 8%;
  height: 54%;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.25em;
  padding: 0.6em 0.1em;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  background: var(--sheet);
  border-radius: 4px;
  box-shadow:
    inset 0 0 0 1px rgba(0, 0, 0, 0.18),
    inset 0 2px 5px rgba(0, 0, 0, 0.12),
    0 0 0 3px rgba(255, 255, 255, 0.08);
  overflow: hidden;
  text-align: start;
}
.spine__label::after {
  /* plastik pencere parlaması */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(255, 255, 255, 0.4) 0 18%, rgba(255, 255, 255, 0) 32%);
  pointer-events: none;
}
.spine__year {
  font-family: var(--font-sans);
  font-weight: 820;
  font-stretch: 66%;
  font-size: clamp(1.35rem, 2.3vw, 2.35rem);
  line-height: 1;
  letter-spacing: 0.01em;
}
.spine__t {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(0.7rem, 0.9vw, 0.86rem);
  line-height: 1.1;
  color: var(--ink-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-height: 100%;
}
.spine--us .spine__year { color: var(--red); }
.spine__hole {
  position: absolute;
  left: 50%;
  bottom: 11%;
  width: min(44%, 34px);
  aspect-ratio: 1;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(circle at 50% 35%, #0d0d0e, #262628);
  box-shadow:
    0 0 0 3px #cfccc4,
    0 0 0 4px rgba(0, 0, 0, 0.45),
    0 2px 0 4px rgba(255, 255, 255, 0.15),
    inset 0 4px 5px rgba(0, 0, 0, 0.7);
}

@media (hover: hover) and (pointer: fine) {
  .spine:hover { --lift: -12px; }
}
.spine.is-out {
  --lift: clamp(-46px, -3.6vw, -28px);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.25), inset 0 3px 0 rgba(255, 255, 255, 0.12), 0 18px 26px -10px rgba(0, 0, 0, 0.45);
}
.spine.is-out .spine__label { box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.18), inset 0 2px 5px rgba(0, 0, 0, 0.12), 0 0 0 3px var(--hl); }
.spine:focus-visible { outline: 3px solid var(--hl); outline-offset: 2px; }

/* ---------- Klasör içeriği ---------- */

.raf__panels {
  position: relative;
  margin-top: clamp(30px, 4vw, 52px);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
  gap: 18px;
}
.js .raf__panels { display: block; min-height: 250px; }
.pn {
  position: relative;
  max-width: 600px;
  padding: clamp(24px, 2.4vw, 34px) clamp(22px, 2.6vw, 38px) clamp(24px, 2.4vw, 32px) clamp(58px, 5vw, 76px);
  background: var(--sheet);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05), 0 26px 50px -30px rgba(0, 0, 0, 0.4);
  transform: translateX(var(--px, 0px));
  transition: transform 0.6s var(--ease-out);
}
.pn::before {
  /* delgeç delikleri */
  content: "";
  position: absolute;
  left: clamp(18px, 1.6vw, 26px);
  top: 50%;
  width: 14px;
  height: 92px;
  transform: translateY(-50%);
  background:
    radial-gradient(circle, var(--paper-2) 5.5px, rgba(0, 0, 0, 0.18) 6.5px, transparent 7.5px) 0 0 / 14px 14px no-repeat,
    radial-gradient(circle, var(--paper-2) 5.5px, rgba(0, 0, 0, 0.18) 6.5px, transparent 7.5px) 0 100% / 14px 14px no-repeat;
}
.pn--us { box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05), 0 26px 50px -30px rgba(0, 0, 0, 0.4), inset 4px 0 0 var(--red); }
.pn__k { font-style: italic; font-size: var(--t-small); color: var(--ink-3); }
.pn--us .pn__k { color: var(--red); }
.pn__t {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.7rem, 2.6vw, 2.5rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
}
.pn__x { color: var(--ink-2); max-width: 50ch; }
.pn__src { margin-top: 14px; font-family: var(--font-type); font-size: 0.88rem; color: var(--ink-2); }

/* mobil: raf yatay kaydırılır */
@media (max-width: 760px) {
  .shelf { padding: 0; border-width: 6px; margin-inline: calc(var(--gutter) * -1 + 6px); }
  .shelf::before { left: -6px; right: -6px; }
  .shelf__scroll {
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    padding: 64px 14px 0;
  }
  .shelf__scroll::-webkit-scrollbar { display: none; }
  .shelf__row { width: max-content; height: 300px; gap: 4px; }
  .spine { flex: 0 0 calc(var(--w) * 62px); scroll-snap-align: center; }
  .shelf__board { margin: 0 -6px; }
  .pn { max-width: none; transform: none; padding-left: 52px; }
  .raf__head { grid-template-columns: 1fr; }
}

/* ---------- Çalışma usulü ---------- */

.usul__in {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  gap: 32px clamp(40px, 7vw, 130px);
  align-items: start;
}
.usul__head { position: sticky; top: calc(var(--hdr-h) + 30px); }
.usul__head h2 { margin-top: 12px; text-transform: uppercase; }
.usul__m {
  padding: clamp(26px, 3vw, 40px) 0;
  border-top: 1px solid var(--rule);
}
.usul__m:last-child { border-bottom: 1px solid var(--rule); }
.usul__no {
  font-family: var(--font-sans);
  font-weight: 760;
  font-stretch: 78%;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.usul__t {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 3.6vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
}
.usul__m > p:last-child { max-width: 52ch; color: var(--ink-2); font-size: clamp(1.06rem, 1rem + 0.25vw, 1.22rem); line-height: 1.5; }
.usul__m .annot-wrap { white-space: normal; }
@media (max-width: 860px) {
  .usul__in { grid-template-columns: 1fr; }
  .usul__head { position: static; }
}

/* ---------- Sicil kaydı ---------- */

.sicil__in {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 40px clamp(40px, 7vw, 120px);
  align-items: center;
}
.sicil__text h2 { margin: 12px 0 18px; text-transform: uppercase; }
.sicil__p { max-width: 40ch; color: var(--ink-2); margin-bottom: 18px; }

.fcard {
  position: relative;
  background: var(--sheet);
  border: 1.5px solid var(--ink);
  box-shadow: 0 40px 70px -40px rgba(0, 0, 0, 0.45), 6px 6px 0 -1.5px var(--paper-2), 6px 6px 0 0 var(--rule-2);
  transform: rotate(0.6deg);
}
.fcard__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 16px 20px 14px;
  border-bottom: 1.5px solid var(--ink);
  background:
    repeating-linear-gradient(-45deg, transparent 0 7px, rgba(26, 26, 29, 0.05) 7px 8px);
}
.fcard__title {
  font-family: var(--font-sans);
  font-weight: 820;
  font-stretch: 68%;
  font-size: clamp(1.4rem, 2vw, 1.9rem);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1;
}
.fcard__no { font-style: italic; font-size: var(--t-small); color: var(--ink-3); }
.fcard__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.fc {
  display: grid;
  align-content: start;
  gap: 4px;
  min-height: 74px;
  padding: 10px 18px 14px;
  border-bottom: 1px solid var(--rule-2);
}
.fc:nth-child(even):not(.fc--wide) { border-left: 1px solid var(--rule-2); }
.fc--wide { grid-column: 1 / -1; }
.fc:last-child { border-bottom: 0; }
.fc dt { font-style: italic; font-size: 0.8rem; color: var(--ink-3); }
.fc dd {
  font-family: var(--font-type);
  font-size: clamp(0.98rem, 0.94rem + 0.2vw, 1.1rem);
  line-height: 1.35;
  color: var(--pen);
}
.fc dd a { color: inherit; text-decoration: none; }
.fc dd a:hover { text-decoration: underline; text-underline-offset: 0.2em; }
.fc .w { white-space: nowrap; }
.fc .ch { opacity: 1; }
.js .fcard.is-typing .ch { opacity: 0; }

/* sıralama: "çift" seçici --wide hücrelerle karışmasın diye satır düzeni sabit */
.fcard__grid .fc:nth-child(2) { border-left: 0; }
.fcard__grid .fc:nth-child(3) { border-left: 1px solid var(--rule-2); }
.fcard__grid .fc:nth-child(4) { border-left: 0; }
.fcard__grid .fc:nth-child(5) { border-left: 1px solid var(--rule-2); }
.fcard__grid .fc:nth-child(7) { border-left: 0; }
.fcard__grid .fc:nth-child(8) { border-left: 1px solid var(--rule-2); }

@media (max-width: 860px) {
  .sicil__in { grid-template-columns: 1fr; }
  .fcard { transform: none; }
}
@media (max-width: 520px) {
  .fcard__grid { grid-template-columns: 1fr; }
  .fcard__grid .fc { border-left: 0 !important; }
}

/* ---------- Katalog kartları ---------- */

.katalog__head h2 { margin-top: 12px; text-transform: uppercase; }
.kartlar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.4vw, 36px);
  margin-top: clamp(36px, 5vw, 64px);
  padding-bottom: 36px;
  border-bottom: 14px solid #8f6f4c;
  box-shadow: 0 14px 0 -6px #6f5236;
}
.kartlar li { transform: rotate(var(--r)); }
.kart {
  position: relative;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 8px;
  aspect-ratio: 5 / 3.2;
  padding: 18px 22px 30px;
  text-decoration: none;
  color: var(--ink);
  background:
    repeating-linear-gradient(180deg, transparent 0 25px, rgba(35, 64, 156, 0.16) 25px 26px) 0 70px / 100% calc(100% - 70px) no-repeat,
    #fbf8ef;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06), 0 22px 36px -22px rgba(0, 0, 0, 0.45);
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s;
}
.kart:hover, .kart:focus-visible { transform: translateY(-16px) rotate(calc(var(--r) * -1)); box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06), 0 36px 50px -26px rgba(0, 0, 0, 0.5); }
.kart__call { font-family: var(--font-type); font-size: 0.86rem; color: var(--ink-2); }
.kart__t {
  margin: 0 -22px;
  padding: 0 22px 8px;
  border-bottom: 1.5px solid var(--red);
  font-family: var(--font-type);
  font-weight: 700;
  font-size: clamp(1.3rem, 1.9vw, 1.75rem);
  line-height: 1.1;
}
.kart__d { font-family: var(--font-type); font-size: 0.95rem; line-height: 26px; color: var(--ink-2); padding-top: 4px; }
.kart__go {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-weight: 650;
  font-stretch: 82%;
  font-size: 0.92rem;
}
.kart__go .arw { width: 34px; height: 14px; overflow: visible; }
.kart__go .arw path { fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.kart__hole {
  position: absolute;
  left: 50%;
  bottom: 9px;
  width: 16px; height: 16px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: var(--paper);
  box-shadow: inset 0 2px 3px rgba(0, 0, 0, 0.25);
}
@media (max-width: 860px) {
  .kartlar { grid-template-columns: 1fr; max-width: 460px; }
  .kart { aspect-ratio: auto; min-height: 220px; }
}

.about-next { margin-top: var(--section); }