/* ═══════════════════════════════════════════════════════════
   ÖZÜYAĞLI PERDE & TASARIM — 2026
   Deep-magenta curtain scrollytelling, layered depth
   ═══════════════════════════════════════════════════════════ */

:root {
  /* Palette — deep magenta curtains + gold accent (luxury interior) */
  --magenta-950: #2b0718;
  --magenta-900: #47102b;
  --magenta-800: #611539;
  --magenta-700: #7c1a49;
  --magenta-600: #96205a;
  --magenta-500: #ad2f6d;
  --gold-400: #e2b45a;
  --gold-500: #d4a748;
  --gold-600: #b98a2f;

  /* Semantik tokenlar — KOYU (varsayılan) */
  --bg: #150a10;
  --surface: #221219;
  --surface-2: #2c1820;
  --text: #f4e8dc;
  --text-muted: #c9b3ab;
  --border: rgba(226, 180, 90, 0.18);
  --accent: var(--gold-400);            /* metin vurgusu (kicker, başlık ikonları) */
  --link: var(--gold-400);
  --nav-ink: #f4e8dc;                   /* nav linkleri (hero üstünde her zaman açık) */
  --section-tint: rgba(44, 24, 32, 0.55);
  --panel: rgba(21, 10, 16, 0.9);       /* nav/topbar/modal cam yüzey */
  --panel-soft: rgba(21, 10, 16, 0.5);  /* sekme çipi */
  --menu-bg: rgba(21, 10, 16, 0.97);    /* mobil menü */
  --scrim: rgba(10, 4, 8, 0.72);        /* içerik modalı fonu */
  --img-fade: rgba(21, 10, 16, 0.9);    /* kart görsel alt gölgesi */
  --card-shadow: rgba(0, 0, 0, 0.5);
  --hero-ink: #f4e8dc;                  /* hero metni (foto üstünde, tema bağımsız) */
  --footer-bg: var(--magenta-950);      /* koyu: magenta marka bandı */

  --font-display: "Montserrat", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;

  /* Z-index scale */
  --z-back: 0;
  --z-sheer: 10;
  --z-curtain: 20;
  --z-valance: 30;
  --z-nav: 100;
  --z-modal: 1000;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --radius: 14px;
  --container: 1200px;
}

/* ═══════════════ AÇIK TEMA ═══════════════
   Marka rengi (magenta/gold) sabit; yüzey/metin tokenları değişir.
   Hero (fotoğraf sahnesi) ve galeri (sürükleyici izleyici) her iki temada
   sinematik/koyu kalır — kasıtlı. */
:root[data-theme="light"] {
  --bg: #faf5f2;
  --surface: #ffffff;
  --surface-2: #f6ede7;
  --text: #2a1420;
  --text-muted: #6f5a63;
  --border: rgba(97, 21, 57, 0.16);
  --accent: #9a6c1c;                    /* koyu altın — cream üstünde AA okunur */
  --link: var(--magenta-700);
  --section-tint: #f3eae4;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-soft: rgba(97, 21, 57, 0.06);
  --menu-bg: rgba(255, 255, 255, 0.98);
  --scrim: rgba(43, 7, 24, 0.5);
  --img-fade: rgba(20, 10, 16, 0.14);
  --card-shadow: rgba(97, 21, 57, 0.16);
  --footer-bg: #ffffff;                 /* açık: üst gibi beyaz */
  /* --nav-ink / --hero-ink açık kalır (koyu foto/scrim üstünde) */
}

/* Tema geçiş animasyonu (reduced-motion'da kapalı) */
body, .topbar, .nav, .nav__link, .section, .section__title, .section__lead,
.product-card, .app-card, .contact-card, .modal__panel, .modal__item,
.brands__tabs, .brands__tab, .about__text p, .contact-card p, .contact-card a {
  transition: background-color 0.45s var(--ease-out), color 0.45s var(--ease-out),
              border-color 0.45s var(--ease-out), box-shadow 0.45s var(--ease-out);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

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

a { color: var(--link); }

:focus-visible {
  outline: 3px solid var(--gold-400);
  outline-offset: 3px;
  border-radius: 4px;
}

button { cursor: pointer; font-family: inherit; }

/* ── Placeholder art tiles (replace with real <img> later) ── */
.ph {
  width: 100%;
  height: 100%;
  min-height: 320px;
  border-radius: var(--radius);
  background:
    radial-gradient(ellipse at 30% 20%, rgba(226,180,90,0.25), transparent 55%),
    repeating-linear-gradient(100deg,
      var(--magenta-800) 0 26px,
      var(--magenta-700) 26px 54px,
      var(--magenta-900) 54px 82px);
}
.ph--montage {
  background:
    radial-gradient(ellipse at 70% 15%, rgba(226,180,90,0.3), transparent 50%),
    repeating-linear-gradient(80deg,
      var(--magenta-900) 0 30px,
      var(--magenta-700) 30px 62px,
      var(--magenta-800) 62px 90px);
}

/* ═══════════════ TOP BAR ═══════════════ */
.topbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: calc(var(--z-nav) + 1);
  background: var(--panel);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.topbar__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0.4rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.topbar__phone {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  text-decoration: none;
  min-height: 44px;
}
.topbar__phone:hover { color: var(--accent); }
.topbar__phone svg { width: 15px; height: 15px; }
.topbar__right { display: flex; align-items: center; gap: 0.6rem; }
.topbar__social { display: flex; gap: 0.4rem; }

/* ── Perde temalı tema anahtarı (light/dark slider) ── */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  background: none;
  border: none;
}
.theme-toggle__track {
  position: relative;
  width: 60px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid var(--gold-500);
  /* koyu magenta perde kumaşı — her iki temada da marka rengi */
  background: linear-gradient(160deg, var(--magenta-700), var(--magenta-950));
  box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.55);
  overflow: hidden;
}
/* perde kıvrım dokusu */
.theme-toggle__track::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(90deg,
    rgba(255, 255, 255, 0.07) 0 2px, transparent 2px 6px);
  pointer-events: none;
}
/* üst pervaz çizgisi (valance) */
.theme-toggle__track::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold-600), var(--gold-400), var(--gold-600));
}
.tt-hint {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 13px;
  height: 13px;
  color: rgba(244, 232, 220, 0.45);
  transition: color 0.3s;
}
.tt-hint--moon { left: 8px; }
.tt-hint--sun { right: 8px; }
.theme-toggle__knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 23px;
  height: 23px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background:
    repeating-linear-gradient(90deg, rgba(0,0,0,0.10) 0 1.5px, transparent 1.5px 4px),
    linear-gradient(150deg, var(--gold-400), var(--gold-600));
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.55), inset 0 1px 1px rgba(255, 255, 255, 0.4);
  transition: left 0.42s var(--ease-out);
}
.theme-toggle__knob .tt-ico {
  position: absolute;
  width: 13px;
  height: 13px;
  color: var(--magenta-950);
  transition: opacity 0.3s;
}
.tt-ico--sun { opacity: 0; }
.tt-ico--moon { opacity: 1; }

/* Açık tema: knob sağa (güneşe) kayar, ikon güneş olur */
:root[data-theme="light"] .theme-toggle__knob { left: calc(100% - 25px); }
:root[data-theme="light"] .tt-ico--moon { opacity: 0; }
:root[data-theme="light"] .tt-ico--sun { opacity: 1; }
:root[data-theme="light"] .tt-hint--moon { color: rgba(244, 232, 220, 0.4); }
:root[data-theme="light"] .tt-hint--sun { color: var(--gold-400); }
:root[data-theme="dark"] .tt-hint--moon { color: var(--gold-400); }
.theme-toggle:hover .theme-toggle__track { border-color: var(--gold-400); }
.theme-toggle:active .theme-toggle__knob { width: 27px; }
.social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: var(--text-muted);
  transition: color 0.2s var(--ease-out), transform 0.2s var(--ease-out), background 0.2s;
}
.social-btn svg { width: 18px; height: 18px; }
.social-btn:hover {
  color: var(--gold-400);
  background: rgba(226, 180, 90, 0.1);
  transform: translateY(-2px);
}
.social-btn--wa:hover { color: #25d366; background: rgba(37, 211, 102, 0.12); }

/* ═══════════════ NAV ═══════════════ */
.nav {
  position: fixed;
  top: 52px;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  transition: background 0.3s, box-shadow 0.3s, top 0.3s;
}
/* Şeffaf durumda logo + menü okunurluğu için üst scrim */
.nav::before {
  content: "";
  position: absolute;
  inset: -52px 0 auto 0;
  height: 150px;
  background: linear-gradient(180deg, rgba(21, 10, 16, 0.75), transparent);
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.3s;
}
.nav.is-scrolled::before { opacity: 0; }
.nav.is-scrolled {
  top: 0;
  background: var(--panel);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}
.nav__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.nav__logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  line-height: 0;
}
.nav__logo img {
  height: 52px;
  width: auto;
  /* Beyaz zeminli değil şeffaf logo; koyu nav üstünde okunması için hafif parlaklık */
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.35));
  transition: transform 0.25s var(--ease-out);
}
.nav__logo:hover img { transform: scale(1.04); }
.nav__links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 0.9rem;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: var(--nav-ink);
  text-decoration: none;
  border-radius: 999px;
  transition: color 0.2s, background 0.2s;
}
.nav__link:hover { color: var(--gold-400); }
.nav__link.is-active { color: var(--gold-400); }
/* Açık tema + nav zemine oturunca linkler koyulaşır (açık cam üstünde okunur) */
:root[data-theme="light"] .nav.is-scrolled .nav__link { color: var(--text); }
:root[data-theme="light"] .nav.is-scrolled .nav__link:hover,
:root[data-theme="light"] .nav.is-scrolled .nav__link.is-active { color: var(--accent); }
/* İletişim — CTA ama sade: sadece renkle ayrışır, border/pill yok */
.nav__link--cta { color: var(--gold-400); }
.nav__link--cta:hover { color: var(--gold-500); background: transparent; }
:root[data-theme="light"] .nav.is-scrolled .nav__link--cta,
:root[data-theme="light"] .nav.is-scrolled .nav__link--cta:hover { color: var(--accent); background: transparent; }

.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  padding: 12px;
  background: none;
  border: 1.5px solid var(--border);
  border-radius: 10px;
}
.nav__burger span {
  display: block;
  height: 2px;
  background: var(--gold-400);
  border-radius: 2px;
  transition: transform 0.3s var(--ease-out), opacity 0.2s;
}
.nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ═══════════════ HERO — CURTAIN STAGE ═══════════════ */
.hero {
  position: relative;
  height: 100vh;
  height: 100dvh;
}
.hero__stage {
  position: relative;
  height: 100%;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 110%, var(--magenta-900), transparent 60%),
    var(--bg);
  perspective: 1200px;
}

/* Layer -1 — perdeler açılınca görünen gerçek oda fotoğrafı */
.hero__photo {
  position: absolute;
  inset: 0;
  z-index: var(--z-back);
  background-image: url("../img/urunler/japon-perde/japon-perde-1_1495231159.jpg");
  background-size: cover;
  background-position: center;
  will-change: transform;
}
.hero__photo-veil {
  position: absolute;
  inset: 0;
  z-index: var(--z-back);
  background:
    linear-gradient(180deg, rgba(21, 10, 16, 0.55), rgba(21, 10, 16, 0.35) 40%, rgba(21, 10, 16, 0.8)),
    radial-gradient(ellipse at 50% 45%, rgba(43, 7, 24, 0.35), rgba(21, 10, 16, 0.85) 75%);
  pointer-events: none;
}

/* Layer 0 — revealed back wall */
.hero__back {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 1.5rem 3rem;
  gap: 1.1rem;
  color: var(--hero-ink);              /* foto üstünde her zaman açık metin */
}
.hero__back-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(70vw, 900px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(226, 180, 90, 0.14), transparent 65%);
  pointer-events: none;
}
.hero__kicker {
  font-size: 0.8rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--gold-400);
}
.hero__slogan {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2rem, 6.5vw, 5.5rem);
  line-height: 1.12;
  max-width: 100%;
  overflow-wrap: break-word;
}
.hero__slogan-line { display: block; }
.hero__slogan-line--accent {
  background: linear-gradient(100deg, var(--gold-400), #f6e3b0 45%, var(--gold-600));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__sub {
  max-width: min(34rem, 100%);
  color: rgba(244, 232, 220, 0.82);   /* hero — tema bağımsız açık */
  font-size: clamp(0.95rem, 1.6vw, 1.1rem);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 1.8rem;
  border-radius: 999px;
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s, background 0.2s;
}
.btn--gold {
  background: linear-gradient(120deg, var(--gold-400), var(--gold-600));
  color: var(--magenta-950);
  font-weight: 600;
  box-shadow: 0 8px 28px rgba(212, 167, 72, 0.35);
}
.btn--gold:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 12px 34px rgba(212, 167, 72, 0.5); }
.btn--gold:active { transform: scale(0.97); }

/* Layer 1 — sheer/tulle */
.hero__sheer {
  position: absolute;
  inset: 0;
  z-index: var(--z-sheer);
  background:
    repeating-linear-gradient(90deg,
      rgba(244, 232, 220, 0.05) 0 3px,
      transparent 3px 26px);
  backdrop-filter: blur(1.5px);
  -webkit-backdrop-filter: blur(1.5px);
  pointer-events: none;
}

/* Layer 2 — curtains */
.curtain {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 58%;
  z-index: var(--z-curtain);
  will-change: transform;
  pointer-events: none;
}
.curtain--left  { left: -4%;  transform-origin: left center; }
.curtain--right { right: -4%; transform-origin: right center; }
.curtain__folds {
  position: absolute;
  inset: 0;
  /* Gerçek perde kıvrımı: yumuşak geçişli şişkinlik (peak) + gölgeli girinti (valley)
     + tepe noktasında ince parlak specular = kabarık kumaş hissi */
  background:
    linear-gradient(180deg, rgba(0,0,0,0.35), transparent 18%, transparent 80%, rgba(0,0,0,0.45)),
    repeating-linear-gradient(90deg,
      transparent 0 34px,
      rgba(255,221,234,0.05) 39px,
      rgba(255,226,238,0.16) 44px,
      rgba(255,221,234,0.05) 49px,
      transparent 54px 92px),
    repeating-linear-gradient(90deg,
      var(--magenta-950) 0,
      var(--magenta-900) 9px,
      var(--magenta-800) 24px,
      var(--magenta-600) 44px,
      var(--magenta-800) 64px,
      var(--magenta-900) 80px,
      var(--magenta-950) 92px);
  box-shadow: inset 0 -40px 60px rgba(0, 0, 0, 0.5);
}
.curtain--right .curtain__folds {
  background:
    linear-gradient(180deg, rgba(0,0,0,0.35), transparent 18%, transparent 80%, rgba(0,0,0,0.45)),
    repeating-linear-gradient(-90deg,
      transparent 0 34px,
      rgba(255,221,234,0.05) 39px,
      rgba(255,226,238,0.16) 44px,
      rgba(255,221,234,0.05) 49px,
      transparent 54px 92px),
    repeating-linear-gradient(-90deg,
      var(--magenta-950) 0,
      var(--magenta-900) 9px,
      var(--magenta-800) 24px,
      var(--magenta-600) 44px,
      var(--magenta-800) 64px,
      var(--magenta-900) 80px,
      var(--magenta-950) 92px);
}
/* Gentle idle sway — GPU-friendly, disabled for reduced motion */
@keyframes curtainSway {
  0%, 100% { transform: skewX(0deg) scaleX(1); }
  50%      { transform: skewX(0.4deg) scaleX(1.005); }
}
.curtain__folds { animation: curtainSway 7s ease-in-out infinite; }
.curtain--right .curtain__folds { animation-delay: -3.5s; }

.curtain__edge {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 26px;
  background: linear-gradient(90deg, rgba(0,0,0,0.55), transparent);
}
.curtain--left  .curtain__edge { right: 0; }
.curtain--right .curtain__edge { left: 0; transform: scaleX(-1); }

/* Layer 3 — valance */
.hero__valance {
  position: absolute;
  inset: 0 0 auto 0;
  height: 16vh;
  min-height: 110px;
  z-index: var(--z-valance);
  pointer-events: none;
}
.hero__valance-swag {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 130% at 50% -45%,
      var(--magenta-600) 40%,
      var(--magenta-800) 68%,
      var(--magenta-950) 92%,
      transparent 93%);
  filter: drop-shadow(0 14px 18px rgba(0, 0, 0, 0.45));
}
.hero__valance::after {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 14px;
  background: linear-gradient(180deg, var(--gold-600), var(--gold-400) 45%, var(--gold-600));
}

/* Scroll hint */
.hero__hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-valance);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  color: var(--gold-400);
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  opacity: 0.85;
}
.hero__hint svg { width: 18px; height: 18px; animation: hintBounce 1.8s ease-in-out infinite; }
@keyframes hintBounce {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50%      { transform: translateY(7px); opacity: 1; }
}

/* ═══════════════ GENERIC SECTIONS ═══════════════ */
.section {
  position: relative;
  padding: clamp(4.5rem, 9vw, 8rem) 0;
}
.section:nth-of-type(even) {
  background: linear-gradient(180deg, transparent, var(--section-tint) 18%, var(--section-tint) 82%, transparent);
}
.section__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}
.section__kicker {
  font-size: 0.78rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.7rem;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.7rem, 4vw, 2.7rem);
  line-height: 1.2;
  margin-bottom: 1rem;
  text-wrap: balance;
}
.section__lead {
  color: var(--text-muted);
  max-width: 40rem;
  margin-bottom: 2.5rem;
}

/* Reveal base state (JS animates in; .no-anim shows everything) */
[data-reveal] { opacity: 0; }
.no-anim [data-reveal],
[data-reveal].is-visible { opacity: 1; }

/* ═══════════════ HAKKIMIZDA ═══════════════ */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.about__figure {
  position: relative;
  border-radius: var(--radius);
  overflow: visible;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
}
.about__figure .ph, .about__figure img {
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.about__badge {
  position: absolute;
  right: -1rem;
  bottom: -1rem;
  background: linear-gradient(120deg, var(--gold-400), var(--gold-600));
  color: var(--magenta-950);
  border-radius: 12px;
  padding: 0.8rem 1.2rem;
  font-size: 0.85rem;
  line-height: 1.3;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.4);
}
.about__badge strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
}
.about__text p { color: var(--text-muted); margin-bottom: 1rem; }
.about__list {
  list-style: none;
  margin-top: 1.4rem;
  display: grid;
  gap: 0.7rem;
}
.about__list li {
  position: relative;
  padding-left: 1.8rem;
}
.about__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 0.85rem;
  height: 0.5rem;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-48deg);
}

/* ═══════════════ MARKALARIMIZ ═══════════════ */
.brands { overflow: hidden; }
.brands__belt {
  margin-top: 1rem;
  padding: 1.5rem 0;
  overflow-x: auto;
  overflow-y: hidden;
  cursor: grab;
  scroll-behavior: auto;              /* rAF oto-kaydırma ile smooth çakışmasın → titreme biter */
  scrollbar-width: none;              /* Firefox */
  -ms-overflow-style: none;           /* IE/Edge */
  overscroll-behavior-x: contain;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.brands__belt::-webkit-scrollbar { display: none; }   /* Chrome/Safari */
.brands__belt.is-grabbing { cursor: grabbing; }
.brands__belt.is-grabbing .brand-card { pointer-events: none; }  /* sürüklerken tıklama tetiklenmesin */
.brands__track {
  display: flex;
  gap: 1.5rem;
  width: max-content;
}
.brand-card {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 170px;
  height: 100px;
  padding: 0.9rem 1.4rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  /* Marka logoları beyaz zeminli — açık kart üstünde net okunur */
  background: #ffffff;
  cursor: pointer;
  transform: translate3d(0, 0, 0);   /* GPU katmanı → hover'da titreme olmaz */
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s;
}
.brand-card:hover {
  transform: translate3d(0, -6px, 0);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4);
}
.brand-card img {
  max-height: 68px;
  max-width: 100%;
  width: auto;
  object-fit: contain;
  pointer-events: none;              /* tıklama kartta yakalansın, sürükleme titremesin */
}

/* Sekmeler */
.brands__tabs {
  display: inline-flex;
  gap: 0.4rem;
  margin-top: 0.4rem;
  padding: 0.35rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel-soft);
}
.brands__tab {
  min-height: 42px;
  padding: 0 1.3rem;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: color 0.25s, background 0.25s;
}
.brands__tab:hover { color: var(--text); }
.brands__tab.is-active {
  color: var(--magenta-950);
  background: linear-gradient(120deg, var(--gold-400), var(--gold-600));
}

.brands__views { position: relative; }
.brands__view { display: none; }
.brands__view.is-active { display: block; }

/* 3B DUVAR — %50 daha büyük alan, perspektifli eğik düzlem */
.brands__view--wall { margin-top: 0.5rem; }
.brands__wall {
  min-height: 480px;                 /* şeritten ~%50 daha büyük alan */
  padding: 2.5rem 0;
  perspective: 1400px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.brands__plane {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  transform-style: preserve-3d;
  transform: rotateX(18deg);
  will-change: transform;
}
.brands__row {
  display: flex;
  gap: 1.4rem;
  width: max-content;
  will-change: transform;
}
.brands__wall .brand-card {
  height: 130px;
  min-width: 210px;
  transform-style: preserve-3d;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s;
}
.brands__wall .brand-card:hover {
  transform: translate3d(0, -6px, 40px);
  box-shadow: 0 26px 50px rgba(0, 0, 0, 0.55);
}
.brands__wall .brand-card img { max-height: 84px; }

/* ═══════════════ ÜRÜNLER ═══════════════ */
.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.4rem;
}
.product-card {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  text-align: left;
  color: var(--text);
  padding: 0;
  transform-style: preserve-3d;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s, border-color 0.3s;
}
.product-card:hover, .product-card:focus-visible {
  transform: translateY(-8px);
  border-color: var(--gold-500);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
}
.product-card:active { transform: translateY(-4px) scale(0.98); }
.product-card__art {
  height: 190px;
  position: relative;
  overflow: hidden;
}
.product-card__art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}
.product-card:hover .product-card__art img { transform: scale(1.07); }
.product-card__art::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, var(--img-fade));
}
.product-card__count {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  z-index: 1;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--magenta-950);
  background: rgba(226, 180, 90, 0.92);
  font-weight: 600;
}
.product-card__body { padding: 1.1rem 1.2rem 1.3rem; }
.product-card__title {
  font-family: var(--font-display);
  font-size: 1.08rem;
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}
.product-card__hint {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-transform: uppercase;
}
.product-card__hint svg { width: 14px; height: 14px; transition: transform 0.25s var(--ease-out); }
.product-card:hover .product-card__hint svg { transform: translateX(4px); }


/* ═══════════════ UYGULAMALARIMIZ ═══════════════ */
.apps__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.2rem;
  margin-top: 1rem;
}
.app-card {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  padding: 0;
  aspect-ratio: 4 / 3;
  background: var(--surface);
  cursor: pointer;
  transition: transform 0.28s var(--ease-out), box-shadow 0.28s, border-color 0.28s;
}
.app-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(21, 10, 16, 0.55));
  opacity: 0;
  transition: opacity 0.28s;
}
.app-card:hover, .app-card:focus-visible {
  transform: translateY(-6px);
  border-color: var(--gold-500);
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.5);
}
.app-card:hover::after { opacity: 1; }
.app-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}
.app-card:hover img { transform: scale(1.06); }

/* ═══════════════ İLETİŞİM ═══════════════ */
.contact__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  margin-top: 1rem;
}
.contact__cards { display: grid; gap: 1rem; }
.contact-card {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 1.3rem 1.4rem;
  transition: border-color 0.25s, transform 0.25s var(--ease-out);
}
.contact-card:hover { border-color: var(--gold-500); transform: translateX(6px); }
.contact-card svg {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  color: var(--accent);
  margin-top: 0.2rem;
}
.contact-card h3 {
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.25rem;
}
.contact-card p, .contact-card a { color: var(--text); text-decoration: none; }
.contact-card a:hover { color: var(--accent); }
.contact-card--address {
  background: linear-gradient(140deg, var(--magenta-800), var(--magenta-950));
  border-color: var(--gold-500);
}
/* Adres kartı her iki temada da magenta — metin daima açık */
.contact-card--address h3 { color: var(--gold-400); }
.contact-card--address svg { color: var(--gold-400); }
.contact-card--address .contact-card__big { color: #f9efe6; }
.contact-card__big {
  font-size: 1.15rem;
  font-weight: 500;
  line-height: 1.45;
}
.contact__figure { position: relative; }
.contact__figure .ph, .contact__figure img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
}
.contact__figure figcaption {
  margin-top: 0.8rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  text-align: center;
}

/* ═══════════════ FOOTER ═══════════════ */
.footer {
  border-top: 1px solid var(--border);
  background: var(--footer-bg);          /* koyu: magenta bant · açık: beyaz */
  padding: 2.2rem 0;
  transition: background-color 0.45s var(--ease-out);
}
.footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.footer__logo {
  height: 74px;
  width: auto;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.4));
}
.footer__social { display: flex; gap: 0.4rem; }
.footer__copy { font-size: 0.85rem; color: var(--text-muted); flex: 1 1 auto; text-align: right; min-width: 220px; }

/* ═══════════════ MODAL ═══════════════ */
.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal[hidden] { display: none; }
.modal__backdrop {
  position: absolute;
  inset: 0;
  background: var(--scrim);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.modal__panel {
  position: relative;
  width: min(860px, 100%);
  max-height: min(88vh, 88dvh);
  overflow-y: auto;
  overscroll-behavior: contain;
  background: linear-gradient(170deg, var(--surface-2), var(--bg));
  border: 1px solid var(--gold-600);
  border-radius: 20px;
  padding: clamp(1.5rem, 4vw, 2.8rem);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.6);
}
.modal__close {
  position: sticky;
  top: 0;
  float: right;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--panel);
  color: var(--text);
  transition: border-color 0.2s, color 0.2s, transform 0.2s var(--ease-out);
}
.modal__close:hover { border-color: var(--gold-500); color: var(--accent); transform: rotate(90deg); }
.modal__close svg { width: 20px; height: 20px; }
.modal__title {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6rem;
  padding-right: 3.2rem;
}
.modal__desc { color: var(--text-muted); max-width: 46rem; margin-bottom: 1.6rem; }
.modal__gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 1rem;
}
.modal__item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  transition: transform 0.22s var(--ease-out), border-color 0.22s;
}
.modal__item:hover, .modal__item:focus-visible {
  transform: translateY(-4px);
  border-color: var(--gold-500);
}
.modal__item img { width: 100%; height: 150px; object-fit: cover; display: block; transition: transform 0.4s var(--ease-out); }
.modal__item:hover img { transform: scale(1.06); }
body.modal-open { overflow: hidden; }

/* ═══════════════ GALERİ LIGHTBOX (oklu) ═══════════════ */
.gallery {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-modal) + 10);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: clamp(1rem, 4vw, 2.5rem);
}
.gallery[hidden] { display: none; }
.gallery__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 3, 6, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.gallery__stage {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  max-width: min(1100px, 88vw);
}
.gallery__img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: 12px;
  border: 1px solid var(--gold-600);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.7);
  object-fit: contain;
  background: #fff;
}
.gallery__cap {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--text);
  font-size: 0.95rem;
  letter-spacing: 0.03em;
}
.gallery__count { color: var(--gold-400); font-variant-numeric: tabular-nums; }
.gallery__close {
  position: absolute;
  top: clamp(1rem, 3vw, 1.6rem);
  right: clamp(1rem, 3vw, 1.6rem);
  z-index: 2;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1.5px solid rgba(226, 180, 90, 0.4);
  background: rgba(21, 10, 16, 0.8);
  color: #f4e8dc;                       /* galeri daima koyu fon → sabit açık ikon */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, color 0.2s, transform 0.2s var(--ease-out);
}
.gallery__close:hover { border-color: var(--gold-500); color: var(--gold-400); transform: rotate(90deg); }
.gallery__close svg { width: 22px; height: 22px; }
.gallery__nav {
  position: relative;
  z-index: 2;
  flex: 0 0 auto;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1.5px solid rgba(226, 180, 90, 0.35);
  background: rgba(21, 10, 16, 0.72);
  color: #f4e8dc;                       /* galeri daima koyu fon → sabit açık ikon */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, color 0.2s, background 0.2s, transform 0.2s var(--ease-out);
}
.gallery__nav:hover { border-color: var(--gold-500); color: var(--gold-400); background: rgba(21, 10, 16, 0.9); }
.gallery__nav:active { transform: scale(0.92); }
.gallery__nav svg { width: 26px; height: 26px; }
@media (max-width: 640px) {
  .gallery { gap: 0; }
  .gallery__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
  }
  .gallery__nav--prev { left: 0.5rem; }
  .gallery__nav--next { right: 0.5rem; }
  .gallery__img { max-height: 74vh; }
}

/* ═══════════════ RESPONSIVE ═══════════════ */

/* Tablet ≤1024 */
@media (max-width: 1024px) {
  .about__grid, .contact__grid { grid-template-columns: 1fr; }
  .about__media { max-width: 480px; }
  .contact__media { order: -1; max-width: 560px; }
  .curtain { width: 62%; }
}

/* Mobile ≤768 — burger menu */
@media (max-width: 768px) {
  .topbar__phone span { display: none; }
  .nav { top: 48px; }
  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    height: 100dvh;
    width: min(320px, 82vw);
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 0.4rem;
    padding: 5rem 1.6rem 2rem;
    background: var(--menu-bg);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-left: 1px solid var(--border);
    transform: translateX(100%);
    visibility: hidden;
    transition: transform 0.35s var(--ease-out), visibility 0s 0.35s;
    box-shadow: -30px 0 60px rgba(0,0,0,0.5);
  }
  .nav__links.is-open {
    transform: translateX(0);
    visibility: visible;
    transition: transform 0.35s var(--ease-out);
  }
  /* Mobil drawer katı panel → linkler tema metni (light'ta koyu, dark'ta açık) */
  .nav__link { font-size: 1.1rem; min-height: 52px; color: var(--text); }
  .nav__link.is-active, .nav__link--cta { color: var(--accent); }
  .nav__link--cta { margin-left: 0; justify-content: center; margin-top: 0.6rem; }
  .nav__burger { display: flex; position: relative; z-index: 10; }
  .hero__slogan { font-size: clamp(1.8rem, 8.5vw, 2.9rem); }
  .curtain { width: 68%; }
  .about__badge { right: 0.5rem; bottom: -0.9rem; }
  .modal__panel { border-radius: 16px; }
  .modal__gallery { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}

/* Small mobile ≤480 */
@media (max-width: 480px) {
  .products__grid { grid-template-columns: 1fr 1fr; gap: 0.9rem; }
  .product-card__art { height: 120px; }
  .product-card__body { padding: 0.85rem 0.9rem 1rem; }
  .product-card__title { font-size: 0.92rem; }
  .product-card__hint { font-size: 0.72rem; }
  .apps__grid { grid-template-columns: 1fr; }
  .modal__gallery { grid-template-columns: 1fr 1fr; }
  .brand-card { min-width: 150px; height: 80px; }
}

/* Ultra-wide ≥1800 */
@media (min-width: 1800px) {
  :root { --container: 1400px; }
  body { font-size: 1.08rem; }
}

/* ═══════════════ REDUCED MOTION / DEGRADE ═══════════════ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] { opacity: 1; }
  /* Curtains rest parted so hero content is readable without animation */
  .curtain--left  { transform: translateX(-72%); }
  .curtain--right { transform: translateX(72%); }
  .hero__sheer { display: none; }
  .hero__hint { display: none; }
}

/* Low-power devices (class set by JS): drop blur + sway, keep layout */
.perf-lite .curtain__folds { animation: none; }
.perf-lite .hero__sheer { backdrop-filter: none; -webkit-backdrop-filter: none; }
.perf-lite .topbar, .perf-lite .nav.is-scrolled, .perf-lite .modal__backdrop {
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

/* JS-disabled / GSAP failed to load: static parted curtains, all content visible */
.no-anim .curtain--left  { transform: translateX(-72%); }
.no-anim .curtain--right { transform: translateX(72%); }
.no-anim .hero__sheer { display: none; }
.no-anim .hero__hint { display: none; }