/* =========================================================================
   SORKUNLU TEKSTİL — Design System: Page Compositions
   Ref: §5 (Homepage mimarisi), §6–§21 (sayfa şablonları)
   ========================================================================= */

/* -------------------------------------------------------------------------
   HOME §5.1 — Hero
   ---------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--c-navy);
  color: var(--c-ivory);
  padding-block: var(--s-2xl) var(--s-xl);
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* Tam ekran görsellerde shot etiketi alttaki metinle çakışmasın */
.hero__media .plate__note,
.pause__media .plate__note {
  inset-block: 0 auto;
  inset-inline: auto 0;
  z-index: 4;
}

/* Okunabilirlik perdesi — AA kontrastı garanti eder (§22.4) */
.hero__media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(to top,   #0a121ee6 0%, #0a121e8c 42%, #0a121e33 72%, #0a121e4d 100%),
    linear-gradient(to right, #0a121eb3 0%, #0a121e33 55%, transparent 80%);
}

.hero__inner {
  position: relative;
  z-index: 3;
  width: 100%;
}

.hero__eyebrow { color: var(--c-stone-light); margin-block-end: var(--s-md); }

.hero__title {
  font-family: var(--f-display);
  font-size: var(--t-hero);
  font-weight: 300;
  line-height: 0.94;
  letter-spacing: var(--ls-hero);
  text-transform: uppercase;
}

.hero__title span { display: block; }
.hero__title em {
  font-style: italic;
  font-weight: 300;
  text-transform: none;
  letter-spacing: -0.02em;
}

.hero__sub {
  margin-block-start: var(--s-md);
  max-width: 34ch;
  font-size: var(--t-lead);
  font-weight: 300;
  line-height: 1.45;
  color: #f7f4efd1;
}

.hero__actions { margin-block-start: var(--s-lg); }

.hero__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-md);
  margin-block-start: var(--s-2xl);
  padding-block-start: var(--s-md);
  border-block-start: 1px solid var(--c-line-invert);
  font-size: var(--t-micro);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #f7f4ef8a;
}

.hero__scroll {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
}

.hero__scroll-line {
  display: block;
  width: 2.5rem;
  height: 1px;
  background: currentColor;
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: "";
  position: absolute;
  inset-block: 0;
  inset-inline-start: 0;
  width: 40%;
  background: var(--c-ivory);
  animation: scroll-hint 2.6s var(--e-soft) infinite;
}

@keyframes scroll-hint {
  0%   { transform: translateX(-100%); }
  60%  { transform: translateX(250%); }
  100% { transform: translateX(250%); }
}

@media (prefers-reduced-motion: reduce) {
  .hero__scroll-line::after { animation: none; transform: none; width: 100%; opacity: 0.5; }
}

/* -------------------------------------------------------------------------
   HOME §5.2 — Manifesto + dönüşüm zinciri
   ---------------------------------------------------------------------- */
.chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-xs) var(--s-sm);
  margin-block: var(--s-lg);
}

.chain__node {
  font-family: var(--f-display);
  font-size: clamp(1.25rem, 0.9rem + 1.4vw, 2.125rem);
  font-weight: 300;
  letter-spacing: var(--ls-tight);
  white-space: nowrap;
}

.chain__sep {
  color: var(--c-stone);
  flex: none;
  width: clamp(1rem, 2vw, 2rem);
  height: 1px;
  background: currentColor;
  opacity: 0.55;
}

/* -------------------------------------------------------------------------
   HOME §5.3 — Product Universe grid
   ---------------------------------------------------------------------- */
.universe {
  display: grid;
  gap: var(--s-xs);
  grid-template-columns: minmax(0, 1fr);
}

/* Dokunmatikte kart açıklaması hep açık; 4:5 kart 36rem altında iki sütunda
   170 px'e düşüyor ve gövde başlığı dışarı itiyor. Tek sütun. */
@media (min-width: 36rem) { .universe { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 48rem) { .universe { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-sm); } }
@media (min-width: 75rem) { .universe { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

/* İlk kart iki kolon kaplar — kontrollü asimetri (§23.4) */
@media (min-width: 48rem) {
  .universe > :first-child { grid-column: span 2; grid-row: span 2; }
  .universe > :first-child .plate { height: 100%; aspect-ratio: auto; min-height: 28rem; }
}

/* -------------------------------------------------------------------------
   HOME §5.4 / §5.11 — İki kolonlu editorial blok
   ---------------------------------------------------------------------- */
.split {
  display: grid;
  gap: var(--s-xl);
  align-items: center;
}

@media (min-width: 64rem) {
  .split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--s-2xl);
  }
  .split--reverse > :first-child { order: 2; }
  .split--wide-media { grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); }
}

.split__text { max-width: 34rem; }

/* Üst üste binen ikili görsel — Design Studio anlatısı */
.stack-media {
  position: relative;
  padding-block-end: clamp(2rem, 6vw, 5rem);
  padding-inline-end: clamp(2rem, 6vw, 5rem);
}

.stack-media__back { width: 100%; }

.stack-media__front {
  position: absolute;
  inset-block-end: 0;
  inset-inline-end: 0;
  width: 46%;
  box-shadow: 0 24px 60px -30px #14171c73;
  border: 6px solid var(--c-ivory);
}

/* -------------------------------------------------------------------------
   HOME §5.8 — Project Journey
   ---------------------------------------------------------------------- */
.journey {
  display: grid;
  gap: 0;
  counter-reset: step;
}

@media (min-width: 48rem) { .journey { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 64rem) { .journey { grid-template-columns: repeat(3, 1fr); } }

.journey__step {
  position: relative;
  padding: var(--s-lg) var(--s-md) var(--s-xl) 0;
  border-block-start: 1px solid var(--c-line-invert);
}

@media (min-width: 48rem) {
  .journey__step { padding-inline-end: var(--s-xl); }
}

.journey__num {
  font-size: var(--t-micro);
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--c-stone-light);
  font-variant-numeric: tabular-nums;
  margin-block-end: var(--s-sm);
}

.journey__title {
  font-family: var(--f-display);
  font-size: clamp(1.5rem, 1.2rem + 1vw, 1.875rem);
  font-weight: 300;
  letter-spacing: var(--ls-tight);
  margin-block-end: var(--s-2xs);
}

.journey__step p { font-size: var(--t-small); line-height: 1.65; color: #f7f4efab; max-width: 32ch; }

/* -------------------------------------------------------------------------
   HOME §5.9 — Material Pause
   ---------------------------------------------------------------------- */
.pause {
  position: relative;
  min-height: clamp(24rem, 62vh, 40rem);
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--c-navy-deep);
}

.pause__media { position: absolute; inset: 0; }

.pause__media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background: #0a121e59;
}

.pause__quote {
  position: relative;
  z-index: 3;
  max-width: 24ch;
  text-align: center;
  font-family: var(--f-display);
  font-size: clamp(1.75rem, 1rem + 3.4vw, 3.5rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.15;
  letter-spacing: var(--ls-tight);
  color: var(--c-ivory);
  padding-inline: var(--shell-pad);
  text-wrap: balance;
}

/* -------------------------------------------------------------------------
   HOME §5.10 — Evidence
   Sayaç animasyonu YOK (§5.10). Rakamlar onaysız yayınlanmaz.
   ---------------------------------------------------------------------- */
.evidence {
  display: grid;
  gap: 0;
}

@media (min-width: 48rem) { .evidence { grid-template-columns: repeat(3, 1fr); } }

.evidence__item {
  padding: var(--s-lg) 0;
  border-block-start: 1px solid var(--c-line);
}

@media (min-width: 48rem) {
  .evidence__item { padding-inline: var(--s-lg); border-block-start: 0; border-inline-start: 1px solid var(--c-line); }
  .evidence__item:first-child { padding-inline-start: 0; border-inline-start: 0; }
}

.evidence__value {
  font-family: var(--f-display);
  font-size: clamp(2.5rem, 1.5rem + 4vw, 4.25rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: var(--ls-hero);
  margin-block-end: var(--s-2xs);
}

.evidence__label {
  font-size: var(--t-micro);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-stone);
  margin-block-end: var(--s-xs);
}

.evidence__note { font-size: var(--t-small); line-height: 1.6; color: var(--c-ink-60); max-width: 30ch; }

/* -------------------------------------------------------------------------
   HOME §5.12 — Case study
   ---------------------------------------------------------------------- */
.case-meta {
  display: grid;
  gap: var(--s-md);
  margin-block-start: var(--s-lg);
}

@media (min-width: 40rem) { .case-meta { grid-template-columns: repeat(3, 1fr); } }

.case-meta__k {
  font-size: var(--t-micro);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-stone);
  margin-block-end: 0.375rem;
}

.case-meta__v { font-size: var(--t-small); line-height: 1.6; color: var(--c-ink-80); }

/* -------------------------------------------------------------------------
   HOME §5.13 — Final CTA
   ---------------------------------------------------------------------- */
.final-cta {
  text-align: center;
  padding-block: var(--s-3xl);
}

.final-cta .btn-row { justify-content: center; margin-block-start: var(--s-lg); }

/* -------------------------------------------------------------------------
   İÇ SAYFA HERO — §6, §8, §11, §12 ortak
   ---------------------------------------------------------------------- */
.page-hero {
  position: relative;
  padding-block: var(--s-xl) var(--s-2xl);
  background: var(--c-ivory-deep);
  overflow: hidden;
}

.page-hero__grid {
  display: grid;
  gap: var(--s-xl);
  align-items: end;
}

@media (min-width: 64rem) {
  .page-hero__grid { grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr); gap: var(--s-2xl); }
}

.page-hero__title { margin-block: var(--s-sm) var(--s-md); }

/* -------------------------------------------------------------------------
   ADIMLı FORM — §20.2
   ---------------------------------------------------------------------- */
.brief {
  display: grid;
  gap: var(--s-xl);
  align-items: start;
}

@media (min-width: 64rem) {
  .brief { grid-template-columns: minmax(0, 16rem) minmax(0, 1fr); gap: var(--s-2xl); }
}

/* İlerleme rayı */
.progress { position: sticky; top: calc(var(--header-h) + var(--s-md)); }

.progress__bar {
  height: 2px;
  background: var(--c-line);
  margin-block-end: var(--s-md);
  overflow: hidden;
}

.progress__fill {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--c-accent);
  transition: width var(--d-base) var(--e-out);
}

.progress__list { display: grid; gap: 0.125rem; }

.progress__item {
  display: flex;
  gap: 0.6875rem;
  align-items: baseline;
  padding-block: 0.4375rem;
  font-size: var(--t-small);
  color: var(--c-ink-40);
  transition: color var(--d-fast) var(--e-soft);
}

.progress__item[data-state="current"] { color: var(--c-ink); font-weight: 500; }
.progress__item[data-state="done"] { color: var(--c-ink-60); }

.progress__idx { font-size: var(--t-micro); font-variant-numeric: tabular-nums; flex: none; }

.progress__item[data-state="done"] .progress__idx::after { content: " ✓"; color: var(--c-success); }

/* Adım panelleri */
.step { display: none; }
.step[data-active="true"] { display: block; }

/* JS yoksa tüm adımlar açık — form yine gönderilebilir (§25.2) */
.no-js .step { display: block; margin-block-end: var(--s-2xl); }
.no-js .brief__nav,
.no-js .progress { display: none; }
.no-js .brief__submit-fallback { display: inline-flex !important; }

.step__head { margin-block-end: var(--s-lg); }

.step__num {
  font-size: var(--t-micro);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-stone);
  margin-block-end: var(--s-2xs);
}

.brief__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-xs);
  justify-content: space-between;
  align-items: center;
  margin-block-start: var(--s-xl);
  padding-block-start: var(--s-md);
  border-block-start: 1px solid var(--c-line);
}

/* Özet tablosu — Step 9 review */
.review-list { display: grid; gap: 0; }

.review-list__row {
  display: grid;
  gap: 0.25rem var(--s-md);
  padding-block: var(--s-sm);
  border-block-start: 1px solid var(--c-line-soft);
}

@media (min-width: 40rem) {
  .review-list__row { grid-template-columns: minmax(0, 11rem) minmax(0, 1fr); }
}

.review-list__k { font-size: var(--t-micro); letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-stone); }
.review-list__v { font-size: 0.9375rem; line-height: 1.55; }
.review-list__v:empty::before { content: "—"; color: var(--c-ink-40); }

/* Başarı ekranı — §20.3 */
.success {
  display: none;
  padding: var(--s-2xl) 0;
}

.success[data-visible="true"] { display: block; }

.success__ref {
  display: inline-block;
  margin-block: var(--s-md);
  padding: var(--s-xs) var(--s-md);
  border: 1px solid var(--c-line);
  background: var(--c-ivory-soft);
  font-size: var(--t-small);
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
}

/* -------------------------------------------------------------------------
   FABRIC LIBRARY — §15.3 fabric card
   ---------------------------------------------------------------------- */
.fabric-grid {
  display: grid;
  gap: var(--s-md);
  grid-template-columns: repeat(auto-fill, minmax(min(20rem, 100%), 1fr));
}

.fcard {
  display: flex;
  flex-direction: column;
  background: var(--c-ivory-soft);
  border: 1px solid var(--c-line-soft);
}

.fcard__body {
  display: flex;
  flex-direction: column;
  gap: var(--s-2xs);
  flex: 1;
  padding: var(--s-md);
}

.fcard__name {
  font-family: var(--f-display);
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: var(--ls-tight);
  line-height: 1.1;
}

.fcard__character {
  font-size: var(--t-small);
  line-height: 1.55;
  color: var(--c-ink-80);
}

.fcard__specs {
  display: grid;
  gap: 0.25rem;
  margin-block-start: auto;
  padding-block-start: var(--s-sm);
  font-size: var(--t-micro);
  color: var(--c-ink-60);
}

.fcard__specs div { display: flex; gap: 0.5rem; }
.fcard__specs dt { flex: none; width: 6.5rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-stone); }
.fcard__specs dd { margin: 0; }

.fcard__action {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  min-height: 2.875rem;
  padding: 0.6875rem var(--s-md);
  border-block-start: 1px solid var(--c-line);
  font-size: var(--t-small);
  font-weight: 500;
  text-align: start;
  transition: background var(--d-fast) var(--e-soft), color var(--d-fast) var(--e-soft);
}

.fcard__action:hover { background: var(--c-ivory-deep); }

.fcard__action::before {
  content: "+";
  display: grid;
  place-items: center;
  width: 1.125rem;
  height: 1.125rem;
  flex: none;
  border: 1px solid currentColor;
  font-size: 0.75rem;
  line-height: 1;
}

.fcard__action[aria-pressed="true"] { color: var(--c-accent); }
.fcard__action[aria-pressed="true"]::before { content: "✓"; background: var(--c-accent); border-color: var(--c-accent); color: var(--c-ivory); }

/* -------------------------------------------------------------------------
   SAMPLE LIST — §21 (merkezi sepet)
   ---------------------------------------------------------------------- */
.sample-tray {
  position: fixed;
  inset-block-end: var(--s-md);
  inset-inline-end: var(--s-md);
  z-index: 90;
  display: none;
  align-items: center;
  gap: var(--s-xs);
  padding: 0.75rem 1rem;
  background: var(--c-ink);
  color: var(--c-ivory);
  box-shadow: 0 18px 40px -20px #14171ca6;
}

.sample-tray[data-visible="true"] { display: inline-flex; }

.sample-tray__count {
  display: grid;
  place-items: center;
  min-width: 1.5rem;
  height: 1.5rem;
  padding-inline: 0.375rem;
  background: var(--c-accent);
  font-size: var(--t-micro);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* -------------------------------------------------------------------------
   SEÇİLİ NUMUNE LİSTESİ — §21
   ---------------------------------------------------------------------- */
.selected-list { border-block-start: 1px solid var(--c-line); }

.selected-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-xs) var(--s-md);
  padding-block: var(--s-sm);
  border-block-end: 1px solid var(--c-line-soft);
}

.selected-row__name { font-weight: 500; }

.selected-row__type {
  font-size: var(--t-micro);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-stone);
}

.selected-row__remove {
  margin-inline-start: auto;
  min-height: 2.25rem;
  padding-inline: 0.5rem;
  font-size: var(--t-small);
  color: var(--c-ink-60);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.selected-row__remove:hover { color: var(--c-danger); }

/* -------------------------------------------------------------------------
   404 — §31
   ---------------------------------------------------------------------- */
.notfound {
  min-height: calc(100svh - var(--header-h));
  display: grid;
  align-content: center;
  padding-block: var(--s-3xl);
}