/*
 * YAPAY TAŞ — product-detail.css
 * Ürün Detay Sayfası Stilleri
 */

/* ═══════════════════════════════════════════════════════════════════
   FİYAT BLOĞU
   ═══════════════════════════════════════════════════════════════════ */
.product-price {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin: var(--space-lg) 0;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--clr-surface);
}

.product-price__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 20px;
}

.product-price__item--main {
  background: var(--clr-accent);
  color: #fff;
}

.product-price__item--main .product-price__label { color: rgba(255,255,255,.75); }
.product-price__item--main .product-price__unit  { color: rgba(255,255,255,.75); }

.product-price__label {
  font-size: var(--text-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--clr-text-3);
}

.product-price__label small {
  font-size: .85em;
  font-weight: var(--fw-normal);
  letter-spacing: 0;
  text-transform: none;
}

.product-price__row {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.product-price__amount {
  font-size: clamp(1.35rem, 2.5vw, 1.65rem);
  font-weight: var(--fw-semi);
  letter-spacing: -.02em;
  line-height: 1;
}

.product-price__unit {
  font-size: var(--text-sm);
  color: var(--clr-text-3);
  font-weight: var(--fw-normal);
}

.product-price__divider {
  width: 1.5px;
  background: var(--clr-border);
  flex-shrink: 0;
}

@media (max-width: 420px) {
  .product-price { flex-direction: column; }
  .product-price__divider { width: auto; height: 1.5px; }
}

/* ═══════════════════════════════════════════════════════════════════
   BREADCRUMB
   ═══════════════════════════════════════════════════════════════════ */
.breadcrumb {
  padding: calc(var(--nav-h) + 20px) 0 0;
  margin-bottom: var(--space-2xl);
}

.breadcrumb__inner {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.breadcrumb__link {
  font-size: var(--text-xs);
  font-weight: var(--fw-medium);
  color: var(--clr-text-3);
  text-decoration: none;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  transition: color var(--dur-base);
}

.breadcrumb__link:hover { color: var(--clr-text-2); }

.breadcrumb__sep {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  opacity: 0.5;
}

.breadcrumb__current {
  font-size: var(--text-xs);
  color: var(--clr-accent);
  font-weight: var(--fw-semi);
  letter-spacing: 0.04em;
}

/* ═══════════════════════════════════════════════════════════════════
   ÜRÜN ANA BÖLÜM
   ═══════════════════════════════════════════════════════════════════ */
.product-section {
  padding-bottom: clamp(64px, 10vw, 120px);
}

.product-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: flex-start;
}

/* ── Galeri ─────────────────────────────────────────────────────── */
.product-gallery {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
}

.product-gallery__main {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  cursor: zoom-in;
  margin-bottom: var(--space-md);
}

.product-gallery__main-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-spring),
              opacity var(--dur-base);
}

.product-gallery__main:hover .product-gallery__main-img {
  transform: scale(1.04);
}

/* Zoom ikonu */
.product-gallery__zoom-btn {
  position: absolute;
  bottom: var(--space-lg);
  right: var(--space-lg);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(9,8,10,0.65);
  backdrop-filter: blur(8px);
  border: 1px solid var(--clr-border-md);
  color: var(--clr-text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: zoom-in;
  transition: background var(--dur-base), color var(--dur-base), transform var(--dur-base);
  z-index: 2;
}

.product-gallery__zoom-btn:hover {
  background: rgba(200,169,110,0.2);
  color: var(--clr-accent);
  transform: scale(1.1);
}

/* Önceki / Sonraki okları */
.product-gallery__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(9,8,10,0.65);
  backdrop-filter: blur(8px);
  border: 1px solid var(--clr-border-md);
  color: var(--clr-text-1);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  transition: background var(--dur-base), border-color var(--dur-base);
  font-size: 1.1rem;
}

.product-gallery__arrow:hover {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-text-inv);
}

.product-gallery__arrow--prev { left: var(--space-md); }
.product-gallery__arrow--next { right: var(--space-md); }

/* Thumbnail şeridi — max 6 sütun, sonrası alt satıra */
.product-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-sm);
}

.product-gallery__thumb {
  width: 100%;
  aspect-ratio: 1 / 1;
  height: auto;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 2px solid var(--clr-border);
  cursor: pointer;
  transition: border-color var(--dur-base), transform var(--dur-base);
  background: var(--clr-card);
}

.product-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-base);
}

.product-gallery__thumb:hover {
  border-color: var(--clr-text-2);
  transform: translateY(-2px);
}

.product-gallery__thumb:hover img { transform: scale(1.08); }

.product-gallery__thumb.is-active {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 1px var(--clr-accent);
}

/* ── Ürün Bilgisi ─────────────────────────────────────────────── */
.product-info { padding-top: 4px; }

.product-info__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.product-info__series {
  font-size: var(--text-xs);
  font-weight: var(--fw-semi);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--clr-text-3);
  margin-bottom: var(--space-xs);
}

.product-info__name {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: var(--fw-black);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-tight);
  color: var(--clr-text-1);
  margin-bottom: var(--space-lg);
}

.product-info__tagline {
  font-size: var(--text-md);
  color: var(--clr-text-2);
  line-height: var(--lh-relaxed);
  font-weight: var(--fw-light);
  margin-bottom: var(--space-xl);
}

/* ── Teknik Özellikler ─────────────────────────────────────────── */
.product-specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.spec-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  padding: var(--space-md) var(--space-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  transition: border-color var(--dur-base), background var(--dur-base);
}

.spec-card:hover {
  border-color: var(--clr-border-accent);
  background: var(--clr-card-hover);
}

.spec-card__icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-accent);
  opacity: 0.75;
  margin-bottom: 2px;
  transition: opacity var(--dur-base);
}

.spec-card:hover .spec-card__icon { opacity: 1; }

.spec-card__value {
  font-family: 'DM Serif Display', serif;
  font-size: var(--text-sm);
  font-weight: var(--fw-bold);
  color: var(--clr-text-1);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.spec-card__label {
  font-size: 0.625rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--clr-text-3);
  line-height: 1.3;
}

/* 7 kart → 4+3 layout: son satır 3 kart */
.spec-card:nth-child(5) { grid-column: 1; }
.product-specs.specs--7 { /* 4+3 */
  grid-template-columns: repeat(4, 1fr);
}

/* ── Ürün Açıklaması ──────────────────────────────────────────── */
.product-description {
  padding-block: var(--space-xl);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  margin-bottom: var(--space-xl);
}

.product-description__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  gap: var(--space-md);
  background: none;
  border: none;
  padding: 0;
  width: 100%;
  text-align: left;
  margin-bottom: var(--space-md);
}

.product-description__toggle-label {
  font-family: 'DM Serif Display', serif;
  font-size: var(--text-md);
  font-weight: var(--fw-bold);
  color: var(--clr-text-1);
  letter-spacing: -0.01em;
}

.product-description__toggle-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--clr-text-2);
  transition: transform var(--dur-base);
}

.product-description.is-open .product-description__toggle-icon {
  transform: rotate(180deg);
}

.product-description__body {
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--dur-slow) var(--ease-out-expo),
              opacity var(--dur-base);
  opacity: 0;
}

.product-description.is-open .product-description__body {
  max-height: 600px;
  opacity: 1;
}

.product-description__body p {
  font-size: var(--text-base);
  color: var(--clr-text-2);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-md);
}

.product-description__body p:last-child { margin-bottom: 0; }

/* ── Aksiyon Butonları ─────────────────────────────────────────── */
.product-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.product-actions__row {
  display: flex;
  gap: var(--space-md);
}

.product-actions__row .btn { flex: 1; justify-content: center; }

.product-share {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--clr-border);
}

.product-share__label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--ls-wider);
  color: var(--clr-text-3);
  flex-shrink: 0;
}

.product-share__btns {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.share-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 13px;
  border-radius: 100px;
  border: 1px solid var(--clr-border);
  background: transparent;
  font-size: 11px;
  font-family: inherit;
  font-weight: var(--fw-medium);
  letter-spacing: 0.02em;
  color: var(--clr-text-2);
  text-decoration: none;
  cursor: pointer;
  transition: border-color var(--dur-base), color var(--dur-base), background var(--dur-base);
  white-space: nowrap;
}

.share-pill svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

.share-pill:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: color-mix(in srgb, var(--clr-accent) 8%, transparent);
}

.share-pill--wa:hover {
  border-color: #25D366;
  color: #25D366;
  background: rgba(37, 211, 102, 0.08);
}

.share-pill--copied {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

/* ═══════════════════════════════════════════════════════════════════
   AYNİ SERİ — DİĞER RENKLER
   ═══════════════════════════════════════════════════════════════════ */
.same-series {
  padding-block: clamp(64px, 10vw, 100px);
}

.same-series__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-xl);
  margin-bottom: clamp(32px, 4vw, 48px);
  flex-wrap: wrap;
}

.same-series__header h2 {
  font-family: 'DM Serif Display', serif;
  font-size: var(--text-3xl);
  font-weight: var(--fw-black);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-snug);
}

.same-series__count {
  font-size: var(--text-sm);
  color: var(--clr-text-2);
  white-space: nowrap;
}

/* Renk kartı grid — scroll */
.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.color-card {
  background: var(--clr-card);
  border: 2px solid var(--clr-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  color: var(--clr-text-1);
  display: block;
  transition:
    border-color var(--dur-base),
    transform    var(--dur-slow) var(--ease-spring),
    box-shadow   var(--dur-slow);
}

.color-card:hover {
  border-color: var(--clr-border-accent);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.color-card.is-active {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 1px var(--clr-accent), var(--shadow-md);
}

.color-card__img-wrap {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--clr-surface-2);
}

.color-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-spring);
}

.color-card:hover .color-card__img-wrap img { transform: scale(1.07); }

.color-card__body {
  padding: var(--space-md);
}

.color-card__name {
  font-family: 'DM Serif Display', serif;
  font-size: var(--text-base);
  font-weight: var(--fw-bold);
  letter-spacing: -0.01em;
  color: var(--clr-text-1);
  margin-bottom: 2px;
  transition: color var(--dur-base);
}

.color-card:hover .color-card__name,
.color-card.is-active .color-card__name { color: var(--clr-accent); }

.color-card__series {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
}

.color-card__active-badge {
  display: none;
  margin-top: var(--space-sm);
}

.color-card.is-active .color-card__active-badge { display: block; }

/* ═══════════════════════════════════════════════════════════════════
   CTA BANNER — ürün detay sayfası (merkez hizalı, bg görsel)
   ═══════════════════════════════════════════════════════════════════ */
.cta-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  background-color: var(--clr-surface);
  padding-block: clamp(80px, 12vw, 140px);
  overflow: hidden;
}

.cta-banner__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(9,8,10,0.70) 0%,
    rgba(9,8,10,0.90) 100%
  );
  z-index: 0;
}

.cta-banner > .container { position: relative; z-index: 1; }

.cta-banner__content {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-banner__title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: var(--fw-black);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-snug);
  color: var(--clr-text-1);
  margin-block: var(--space-lg) var(--space-md);
}

.cta-banner__sub {
  font-size: var(--text-md);
  color: var(--clr-text-2);
  line-height: var(--lh-relaxed);
  font-weight: var(--fw-light);
  margin-bottom: var(--space-xl);
}

.cta-banner__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.cta-banner__phone {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-base);
  font-weight: var(--fw-medium);
  color: var(--clr-text-2);
  text-decoration: none;
  transition: color var(--dur-base);
}

.cta-banner__phone:hover { color: var(--clr-accent); }

/* ═══════════════════════════════════════════════════════════════════
   IŞIKLI KUTU (Lightbox)
   ═══════════════════════════════════════════════════════════════════ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9990;
  background: rgba(9,8,10,0.96);
  backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-slow);
}

.lightbox.is-open {
  opacity: 1;
  pointer-events: all;
}

.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-xl);
  transform: scale(0.95);
  transition: transform var(--dur-slow) var(--ease-out-expo);
}

.lightbox.is-open .lightbox__img { transform: scale(1); }

.lightbox__close {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--clr-border-md);
  color: var(--clr-text-1);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--dur-base);
}

.lightbox__close:hover { background: rgba(255,255,255,0.15); }

.lightbox__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--dur-base);
  z-index: 1;
  flex-shrink: 0;
}
.lightbox__arrow:hover { background: rgba(255,255,255,0.20); }
.lightbox__arrow--prev { left: var(--space-xl); }
.lightbox__arrow--next { right: var(--space-xl); }

@media (max-width: 600px) {
  .lightbox__arrow { display: none; }
  .lightbox__img { max-width: 95vw; max-height: 80vh; }
}

.lightbox__caption {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  font-family: 'DM Serif Display', serif;
  font-size: var(--text-lg);
  font-weight: var(--fw-bold);
  color: var(--clr-text-1);
  text-align: center;
  white-space: nowrap;
}

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .product-gallery { position: static; }
  .product-gallery__main { aspect-ratio: 4/3; }
  .product-specs { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 768px) {
  .product-specs { grid-template-columns: repeat(2, 1fr); }
  .spec-card:nth-child(5) { grid-column: auto; }
  .product-actions__row { flex-direction: column; }
  .same-series__header { flex-direction: column; align-items: flex-start; }
  .color-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .product-info__name { font-size: 2.2rem; }
  .product-specs { grid-template-columns: repeat(2, 1fr); }
  .color-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Light Mode Overrides ────────────────────────────────────────── */
[data-theme="light"] .cta-banner__overlay {
  background: linear-gradient(to bottom,
    rgba(247,244,239,0.72) 0%,
    rgba(247,244,239,0.92) 100%
  );
}

[data-theme="light"] .product-gallery__arrow {
  background: rgba(247,244,239,0.82);
  border-color: rgba(0,0,0,0.18);
}

[data-theme="light"] .product-gallery__arrow:hover {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-text-inv);
}

[data-theme="light"] .product-gallery__zoom-btn {
  background: rgba(247,244,239,0.82);
  border-color: rgba(0,0,0,0.15);
  color: var(--clr-text-2);
}

/* ════════════════════════════════════════════════════════════════════
   SSS / FAQ — urun.php (srv-faq__* token sistemi)
════════════════════════════════════════════════════════════════════ */
.srv-faq {
  padding: var(--space-3xl) 0;
  border-top: 1px solid var(--clr-border);
}

.srv-faq__heading {
  font-size: clamp(1.35rem, 2.5vw, 1.9rem);
  font-weight: 700;
  color: var(--clr-text-1);
  margin-bottom: var(--space-2xl);
  text-align: center;
}

.srv-faq__list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.srv-faq__item {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--clr-surface-1);
  transition: border-color var(--dur-base);
}
.srv-faq__item:has(.srv-faq__q[aria-expanded="true"]) {
  border-color: var(--clr-accent);
}

.srv-faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: transparent;
  border: none;
  color: var(--clr-text-1);
  font-size: var(--fs-md);
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color var(--dur-base);
}
.srv-faq__q:hover { color: var(--clr-accent); }

.srv-faq__icon {
  flex-shrink: 0;
  transition: transform var(--dur-base);
}
.srv-faq__q[aria-expanded="true"] .srv-faq__icon {
  transform: rotate(180deg);
}

.srv-faq__a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}
.srv-faq__a.is-open {
  grid-template-rows: 1fr;
}

.srv-faq__a-inner {
  overflow: hidden;
  padding: 0 var(--space-lg) var(--space-md);
  color: var(--clr-text-2);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

[data-theme="light"] .srv-faq__item {
  background: #fff;
}