/* GÖKNUR MARBLE — brand site v2
   Palette derived from the atelier's actual stones:
   bone (honed white marble), ink (graphite), levanto (Rosso Levanto),
   silver (Silver Travertine hairlines). */

:root {
  --bone: #EEECE7;
  --paper: #F7F6F3;
  --ink: #23201D;
  --ink-soft: #6E6862;
  --levanto: #5E2323;
  --levanto-deep: #471B1B;
  --silver: #CFC9BF;

  --font-display: 'Marcellus', 'Times New Roman', serif;
  --font-editorial: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Archivo', -apple-system, 'Segoe UI', sans-serif;

  --sp-section: clamp(5rem, 12vw, 9rem);
  --sp-gutter: clamp(1.25rem, 4vw, 3.5rem);
  --measure: 34em;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bone);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

.wrap {
  max-width: 82rem;
  margin-inline: auto;
  padding-inline: var(--sp-gutter);
}

/* ---------- primitives ---------- */

.eyebrow {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.eyebrow--accent { color: var(--levanto); }

.display {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: 0.005em;
}

.editorial {
  font-family: var(--font-editorial);
  font-style: italic;
  font-weight: 500;
  line-height: 1.25;
}

.rule { border: 0; border-top: 1px solid var(--silver); }

.link-quiet {
  color: var(--levanto);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--levanto) 35%, transparent);
  padding-bottom: 1px;
  transition: border-color 160ms ease;
}
.link-quiet:hover, .link-quiet:focus-visible { border-color: var(--levanto); }

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--bone);
  background: var(--levanto);
  padding: 1.05rem 2.1rem;
  border-radius: 999px;
  transition: background 180ms ease, transform 180ms ease;
}
.btn:hover { background: var(--levanto-deep); transform: translateY(-1px); }
.btn:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

.btn--ghost {
  color: var(--ink);
  background: transparent;
  box-shadow: inset 0 0 0 1px var(--ink);
}
.btn--ghost:hover { color: var(--bone); background: var(--ink); }

:focus-visible { outline: 2px solid var(--levanto); outline-offset: 3px; }

/* ---------- header ---------- */

.site-head {
  position: absolute;
  inset: 0 0 auto 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.6rem var(--sp-gutter);
}

.wordmark {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.9rem;
  list-style: none;
  background: color-mix(in srgb, var(--bone) 82%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 999px;
  padding: 0.45rem 0.5rem 0.45rem 1.6rem;
}
.site-nav a:not(.btn) {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  opacity: 0.72;
  transition: opacity 140ms ease;
}
.site-nav a:not(.btn):hover, .site-nav a:not(.btn):focus-visible { opacity: 1; }
.site-nav .btn { padding: 0.65rem 1.4rem; font-size: 0.72rem; }

.site-nav li.nav-menu-btn { display: none; }

.menu-btn {
  background: none;
  border: 0;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 0.4rem 0.2rem;
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 46fr) minmax(0, 54fr);
  min-height: 100svh;
  align-items: end;
}

.hero-copy {
  padding: 9rem var(--sp-gutter) clamp(3rem, 8vh, 5.5rem);
  max-width: 44rem;
}

.hero-copy .eyebrow { margin-bottom: 1.6rem; }

.hero-title {
  font-size: clamp(3rem, 6.2vw, 6rem);
  line-height: 1.02;
  margin-bottom: 1.6rem;
}

.hero-sub {
  color: var(--ink-soft);
  max-width: var(--measure);
  margin-bottom: 2.4rem;
}

.hero-media {
  position: relative;
  align-self: stretch;
  min-height: 60vh;
  overflow: hidden;
}
.hero-media img,
.hero-media video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-video img { position: static; }

.hero-caption {
  position: absolute;
  right: 1.4rem;
  bottom: 1.2rem;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  background: rgba(35,32,29,0.45);
  padding: 0.4rem 0.8rem;
  border-radius: 3px;
  backdrop-filter: blur(4px);
}

/* ---------- manifesto ---------- */

.manifesto { padding-block: var(--sp-section); }

.manifesto-line {
  font-size: clamp(1.9rem, 4.4vw, 3.6rem);
  max-width: 24em;
}
.manifesto-line em { color: var(--levanto); }

.manifesto-body {
  margin-top: 2.2rem;
  max-width: var(--measure);
  color: var(--ink-soft);
}

/* ---------- material index (signature) ---------- */

.materials {
  background: var(--paper);
  border-block: 1px solid var(--silver);
  padding-block: var(--sp-section);
}

.materials-head { margin-bottom: clamp(2.5rem, 6vw, 4.5rem); }
.materials-head .display { font-size: clamp(1.7rem, 3vw, 2.5rem); margin-top: 0.9rem; }

.materials-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.stone-list { list-style: none; }

.stone-item { border-top: 1px solid var(--silver); }
.stone-item:last-child { border-bottom: 1px solid var(--silver); }

.stone-btn {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
  padding: 1.35rem 0.2rem;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.2vw, 2.7rem);
  line-height: 1.1;
  color: var(--ink);
  opacity: 0.42;
  transition: opacity 200ms ease, color 200ms ease, padding-left 250ms ease;
}
.stone-btn .stone-note {
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  white-space: nowrap;
}
.stone-btn:hover { opacity: 0.8; }
.stone-btn[aria-selected="true"] {
  opacity: 1;
  color: var(--levanto);
  padding-left: 0.9rem;
}

.specimen {
  position: sticky;
  top: 4.5rem;
}
.specimen-window {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 2px;
  background: var(--silver);
}
.specimen-window img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 480ms ease;
}
.specimen-window img.is-active { opacity: 1; }

.specimen-label {
  margin-top: 0.9rem;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ---------- signature pieces ---------- */

.pieces { padding-block: var(--sp-section); }

.pieces-head { margin-bottom: clamp(3rem, 7vw, 5rem); }
.pieces-head .display { font-size: clamp(1.7rem, 3vw, 2.5rem); margin-top: 0.9rem; }

.piece {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: clamp(2rem, 6vw, 5.5rem);
  align-items: center;
}
.piece + .piece { margin-top: clamp(4rem, 10vw, 8rem); }
.piece:nth-child(even) .piece-media { order: 2; }

.piece-media { overflow: hidden; border-radius: 2px; }
.piece-media img { border-radius: 2px; transition: transform 700ms cubic-bezier(0.2, 0.6, 0.2, 1); }
.piece-media:hover img { transform: scale(1.035); }

.piece-body .eyebrow { margin-bottom: 1.1rem; }
.piece-title {
  font-size: clamp(1.6rem, 2.6vw, 2.3rem);
  margin-bottom: 1.1rem;
}
.piece-text { color: var(--ink-soft); max-width: var(--measure); margin-bottom: 1.7rem; }

/* ---------- craft ---------- */

.craft {
  background: var(--ink);
  color: var(--bone);
  padding-block: var(--sp-section);
}
.craft .eyebrow { color: color-mix(in srgb, var(--bone) 60%, transparent); }
.craft-head .display { font-size: clamp(1.7rem, 3vw, 2.5rem); margin-top: 0.9rem; max-width: 18em; }
.craft-head { margin-bottom: clamp(3rem, 7vw, 5rem); }

.craft-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem var(--sp-gutter);
  list-style: none;
}
.craft-step { border-top: 1px solid color-mix(in srgb, var(--bone) 25%, transparent); padding-top: 1.3rem; }

.craft-shot {
  overflow: hidden;
  border-radius: 2px;
  margin-bottom: 1.4rem;
  aspect-ratio: 4 / 3;
  background: color-mix(in srgb, var(--bone) 12%, transparent);
}
.craft-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.88) contrast(1.02);
  transition: transform 700ms cubic-bezier(0.2, 0.6, 0.2, 1);
}
.craft-step:hover .craft-shot img { transform: scale(1.04); }
.craft-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: color-mix(in srgb, var(--bone) 55%, transparent);
}
.craft-step h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.25rem;
  margin: 0.7rem 0 0.5rem;
}
.craft-step p { font-size: 0.9rem; color: color-mix(in srgb, var(--bone) 72%, transparent); }

/* ---------- reviews ---------- */

.reviews { padding-block: var(--sp-section); }
.reviews-head { margin-bottom: clamp(2.5rem, 6vw, 4.5rem); }
.reviews-head .display { font-size: clamp(1.7rem, 3vw, 2.5rem); margin-top: 0.9rem; }

.review-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.8rem, 4vw, 3.5rem);
}
.review { border-top: 1px solid var(--silver); padding-top: 1.4rem; }
.review-stars {
  color: var(--levanto);
  letter-spacing: 0.28em;
  font-size: 0.78rem;
}
.review-quote {
  font-family: var(--font-editorial);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
  line-height: 1.4;
  margin: 0.9rem 0 1.1rem;
}
.review-meta {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ---------- assurance + faq ---------- */

.assurance { padding-block: var(--sp-section); }

.assurance-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(3rem, 8vw, 6rem);
  align-items: start;
}

.facts { list-style: none; display: grid; gap: 1.6rem; }
.fact { border-left: 2px solid var(--levanto); padding-left: 1.2rem; }
.fact h3 { font-family: var(--font-display); font-weight: 400; font-size: 1.15rem; margin-bottom: 0.3rem; }
.fact p { font-size: 0.9rem; color: var(--ink-soft); }

.faq-block .display { font-size: clamp(1.5rem, 2.4vw, 2rem); margin: 0.9rem 0 1.8rem; }

.faq-item { border-top: 1px solid var(--silver); }
.faq-item:last-child { border-bottom: 1px solid var(--silver); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1.5rem;
  padding: 1.15rem 0.15rem;
  font-weight: 500;
  font-size: 0.95rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--levanto);
  flex-shrink: 0;
  transition: transform 200ms ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  padding: 0 2.5rem 1.3rem 0.15rem;
  font-size: 0.92rem;
  color: var(--ink-soft);
  max-width: var(--measure);
}

/* ---------- wholesale ---------- */

.wholesale {
  background: var(--levanto);
  color: var(--bone);
  padding-block: 0 var(--sp-section);
}
.wholesale .eyebrow { color: color-mix(in srgb, var(--bone) 62%, transparent); }

.wholesale-shot {
  height: clamp(15rem, 34vh, 24rem);
  margin-bottom: clamp(3rem, 7vw, 5rem);
  overflow: hidden;
}
.wholesale-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) brightness(0.94);
}
.wholesale-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: clamp(2.5rem, 6vw, 5.5rem);
  align-items: center;
}
.wholesale .display { font-size: clamp(1.9rem, 3.6vw, 3.1rem); margin-top: 0.9rem; }
.wholesale-text {
  margin-top: 1.4rem;
  color: color-mix(in srgb, var(--bone) 82%, transparent);
  max-width: var(--measure);
}
.wholesale-points {
  list-style: none;
  display: grid;
  gap: 0.55rem;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: color-mix(in srgb, var(--bone) 82%, transparent);
}
.wholesale-points li::before { content: "— "; opacity: 0.6; }

.wholesale-contact {
  border-left: 1px solid color-mix(in srgb, var(--bone) 30%, transparent);
  padding-left: clamp(1.5rem, 4vw, 3rem);
}
.wholesale-mail {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 2rem);
  color: var(--bone);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--bone) 45%, transparent);
  padding-bottom: 3px;
  margin: 0.9rem 0 1.8rem;
  overflow-wrap: anywhere;
  transition: border-color 160ms ease;
}
.wholesale-mail:hover, .wholesale-mail:focus-visible { border-color: var(--bone); }
.wholesale .btn { background: var(--bone); color: var(--levanto-deep); }
.wholesale .btn:hover { background: #fff; }
.wholesale-note {
  margin-top: 1.4rem;
  font-size: 0.85rem;
  color: color-mix(in srgb, var(--bone) 68%, transparent);
  max-width: 28em;
}

/* ---------- finale ---------- */

.finale {
  background: var(--paper);
  border-top: 1px solid var(--silver);
  padding-block: var(--sp-section);
  text-align: center;
}
.finale .display {
  font-size: clamp(2.1rem, 4.6vw, 3.9rem);
  max-width: 16em;
  margin-inline: auto;
  margin-bottom: 1.4rem;
}
.finale-note { color: var(--ink-soft); margin-bottom: 2.4rem; }

/* ---------- footer ---------- */

.site-foot {
  border-top: 1px solid var(--silver);
  padding: 2.4rem var(--sp-gutter);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}
.site-foot .wordmark { font-size: 0.9rem; }
.site-foot p { font-size: 0.78rem; color: var(--ink-soft); }
.site-foot a { color: var(--ink-soft); }

/* ---------- motion ---------- */

.reveal { opacity: 0; transform: translateY(26px); }
.reveal.in {
  opacity: 1;
  transform: none;
  transition: opacity 700ms cubic-bezier(0.2, 0.6, 0.2, 1), transform 700ms cubic-bezier(0.2, 0.6, 0.2, 1);
}

@media (prefers-reduced-motion: no-preference) {
  .hero-copy > * { animation: rise 850ms cubic-bezier(0.2, 0.6, 0.2, 1) both; }
  .hero-copy > *:nth-child(2) { animation-delay: 90ms; }
  .hero-copy > *:nth-child(3) { animation-delay: 180ms; }
  .hero-copy > *:nth-child(4) { animation-delay: 270ms; }
  .hero-media img { animation: settle 1400ms cubic-bezier(0.2, 0.6, 0.2, 1) both; }
}

@keyframes rise { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }
@keyframes settle { from { opacity: 0; transform: scale(1.045); } to { opacity: 1; transform: scale(1); } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  .specimen-window img { transition: none; }
  * { animation: none !important; }
}

/* Hareket azaltma tercihinde video poster karesinde donar (JS pause eder) */
@media (prefers-reduced-motion: no-preference) {
  .hero-media video { animation: settle 1400ms cubic-bezier(0.2, 0.6, 0.2, 1) both; }
}

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
    min-height: 100svh;
  }
  .hero-media { grid-area: 1 / 1; min-height: 100svh; }
  .hero-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(35,32,29,0.55) 0%, rgba(35,32,29,0.15) 30%, rgba(35,32,29,0.1) 55%, rgba(35,32,29,0.75) 100%);
    pointer-events: none;
  }
  .hero-copy {
    grid-area: 1 / 1;
    position: relative;
    z-index: 1;
    align-self: end;
    max-width: none;
    padding: 6.5rem 1.25rem 3rem;
  }
  .hero-copy .eyebrow--accent { color: #E8B4A8; }
  .hero-title, .hero-sub { color: var(--bone); }
  .hero-sub { color: color-mix(in srgb, var(--bone) 84%, transparent); }
  .hero-caption { display: none; }
  .materials-grid { grid-template-columns: 1fr; }
  .specimen { position: static; max-width: 30rem; }
  .piece, .piece:nth-child(even) { grid-template-columns: 1fr; }
  .piece:nth-child(even) .piece-media { order: 0; }
  .craft-steps { grid-template-columns: repeat(2, 1fr); }
  .craft-shot { aspect-ratio: 3 / 2; }
  .assurance-grid { grid-template-columns: 1fr; }
  .stone-btn .stone-note { display: none; }
  .wholesale-grid { grid-template-columns: 1fr; }
  .wholesale-contact { border-left: 0; border-top: 1px solid color-mix(in srgb, var(--bone) 30%, transparent); padding-left: 0; padding-top: 1.8rem; }
}

@media (max-width: 620px) {
  .site-head { align-items: flex-start; }
  .wordmark {
    color: var(--bone);
    text-shadow: 0 1px 6px rgba(0,0,0,0.4);
  }

  /* Kapalı: sadece Menü düğmesi tek küçük pill olarak durur */
  .site-nav { gap: 0; padding: 0.35rem 1.15rem; }
  .site-nav li.nav-link,
  .site-nav li.nav-lang,
  .site-nav li.nav-cta { display: none; }
  .site-nav li.nav-menu-btn { display: block; }

  /* Açık: sağ üstten inen opak kart panel */
  .site-nav.open {
    position: fixed;
    top: 0.75rem;
    right: 0.75rem;
    width: min(20rem, calc(100vw - 1.5rem));
    flex-direction: column;
    align-items: stretch;
    background: var(--paper);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: 1px solid var(--silver);
    border-radius: 16px;
    padding: 0.85rem 1.35rem 1.35rem;
    box-shadow: 0 24px 60px rgba(35, 32, 29, 0.35);
  }
  .site-nav.open li.nav-menu-btn { order: -1; align-self: flex-end; margin-bottom: 0.5rem; }
  .site-nav.open li.nav-link,
  .site-nav.open li.nav-lang { display: block; border-top: 1px solid var(--silver); }
  .site-nav.open li.nav-link a,
  .site-nav.open li.nav-lang a { display: block; padding: 0.9rem 0.1rem; font-size: 0.88rem; }
  .site-nav.open li.nav-cta { display: block; margin-top: 1.1rem; }
  .site-nav.open li.nav-cta .btn { display: block; text-align: center; }

  .craft-steps { grid-template-columns: 1fr; }
  .review-grid { grid-template-columns: 1fr; }
}

/* ---------- wholesale WhatsApp slip ---------- */

.wa-slip {
  display: grid;
  gap: 1rem;
  margin: 1.1rem 0 0;
  max-width: 26rem;
}
.wa-slip-field {
  display: grid;
  gap: 0.4rem;
}
.wa-slip-field span {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--bone) 70%, transparent);
}
.wa-slip-field select,
.wa-slip-field input {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--bone);
  border: 0;
  border-radius: 8px;
  padding: 0.75rem 0.9rem;
}
.wa-slip-field select:focus-visible,
.wa-slip-field input:focus-visible {
  outline: 2px solid var(--bone);
  outline-offset: 2px;
}
.wa-slip .btn {
  justify-self: start;
  border: 0;
  cursor: pointer;
  margin-top: 0.2rem;
}