/* =============================================================================
   Başarı Ahşap Plastik Papel — tasarım sistemi
   Koyu, sinematik, sıcak ahşap tonlu. OKLCH renk uzayı.
   Bölümler: 1 token · 2 temel · 3 tipografi · 4 düzen · 5 bileşen · 6 efekt
   ============================================================================= */

/* ------------------------------------------------------------------ 1. token */
:root {
  /* Zemin katmanları — hepsi hafif sıcak (ahşap) tonlu siyah */
  --ink-900: oklch(0.13 0.010 62);
  --ink-800: oklch(0.16 0.012 62);
  --ink-700: oklch(0.20 0.014 58);
  --ink-600: oklch(0.25 0.015 56);
  --line:    oklch(0.32 0.016 56);
  --line-soft: oklch(0.26 0.014 58);

  /* Metin */
  --text:    oklch(0.95 0.008 85);
  --text-2:  oklch(0.80 0.012 78);
  --muted:   oklch(0.66 0.014 72);

  /* Vurgu — bakır / amber, ahşabın sıcaklığı */
  --amber:   oklch(0.74 0.145 66);
  --amber-2: oklch(0.82 0.150 78);
  --copper:  oklch(0.62 0.135 52);
  --cream:   oklch(0.92 0.028 88);

  /* Malzeme renkleri (ürün ailesi rozetleri) */
  --wood:    oklch(0.55 0.095 62);
  --lacquer: oklch(0.70 0.030 75);
  --plastic: oklch(0.55 0.020 250);

  /* Yüzey & cam */
  --glass:      color-mix(in oklch, var(--ink-700) 72%, transparent);
  --glass-line: color-mix(in oklch, var(--line) 60%, transparent);

  /* Tipografi */
  --font-display: 'Satoshi', 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body:    'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;

  /* Ritim */
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --page:   1280px;
  --wide:   1560px;
  --section-y: clamp(5rem, 11vh, 9.5rem);

  /* Yuvarlaklık */
  --r-sm: 0.5rem;
  --r-md: 0.875rem;
  --r-lg: 1.25rem;
  --r-xl: 1.75rem;
  --r-full: 999px;

  /* Geçiş */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  /* Gölge */
  --shadow-lg: 0 32px 80px -24px oklch(0 0 0 / 0.75);
  --shadow-md: 0 18px 44px -20px oklch(0 0 0 / 0.6);

  color-scheme: dark;
}

/* ------------------------------------------------------------------ 2. temel */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

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

/* Lenis devredeyken tarayıcının kendi smooth scroll'u kapatılır */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

body {
  min-height: 100vh;
  background: var(--ink-900);
  color: var(--text);
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  line-height: 1.65;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, video, svg { display: block; max-width: 100%; height: auto; }

a { color: inherit; text-decoration: none; }

button, input, select, textarea { font: inherit; color: inherit; }

button { background: none; border: 0; cursor: pointer; }

::selection { background: var(--amber); color: var(--ink-900); }

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 1rem;
  z-index: 200;
  padding: 0.75rem 1.25rem;
  background: var(--amber);
  color: var(--ink-900);
  border-radius: var(--r-full);
  font-weight: 600;
}
.skip-link:focus { left: 1rem; }

/* -------------------------------------------------------------- 3. tipografi */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.display {
  font-size: clamp(2.75rem, 1.4rem + 6.2vw, 6.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.h1 { font-size: clamp(2.25rem, 1.4rem + 3.6vw, 4rem); }
.h2 { font-size: clamp(1.9rem, 1.3rem + 2.6vw, 3.25rem); }
.h3 { font-size: clamp(1.35rem, 1.1rem + 1.1vw, 1.85rem); }
.h4 { font-size: clamp(1.125rem, 1rem + 0.5vw, 1.35rem); letter-spacing: -0.02em; }

.lead {
  font-size: clamp(1.0625rem, 1rem + 0.42vw, 1.3rem);
  line-height: 1.6;
  color: var(--text-2);
  text-wrap: pretty;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}
.eyebrow::before {
  content: '';
  width: 1.75rem;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}

.muted { color: var(--muted); }
.cream { color: var(--cream); }
.amber { color: var(--amber); }

.prose p { margin-block: 0 1.05em; color: var(--text-2); text-wrap: pretty; }
.prose p:last-child { margin-bottom: 0; }
.prose strong { color: var(--text); font-weight: 600; }

/* ------------------------------------------------------------------ 4. düzen */
.container {
  width: 100%;
  max-width: var(--page);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container-wide { max-width: var(--wide); }

.section { padding-block: var(--section-y); position: relative; }
.section-sm { padding-block: clamp(3.5rem, 7vh, 6rem); }

.section-head { max-width: 62ch; display: grid; gap: 1.1rem; }
.section-head.center { margin-inline: auto; text-align: center; justify-items: center; }

.stack { display: grid; gap: 1rem; }
.stack-lg { display: grid; gap: 2rem; }

.grid { display: grid; gap: clamp(1rem, 2vw, 1.75rem); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 13.5rem), 1fr)); }

.divider { height: 1px; background: var(--line-soft); border: 0; }

/* --------------------------------------------------------------- 5. bileşen */

/* --- buton */
.btn {
  --btn-bg: var(--amber);
  --btn-fg: var(--ink-900);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.9rem 1.5rem;
  border-radius: var(--r-full);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background-color 0.3s var(--ease);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 32px -12px color-mix(in oklch, var(--btn-bg) 60%, transparent); }
.btn:active { transform: translateY(0); }

/* parlama süpürmesi */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(110deg, transparent 20%, oklch(1 0 0 / 0.35) 45%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.7s var(--ease);
}
.btn:hover::after { transform: translateX(120%); }

.btn-ghost {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  background: color-mix(in oklch, var(--text) 8%, transparent);
  box-shadow: none;
  border-color: color-mix(in oklch, var(--amber) 50%, var(--line));
}

.btn-wa { --btn-bg: oklch(0.68 0.16 152); --btn-fg: oklch(0.15 0.02 152); }
.btn-lg { padding: 1.05rem 1.9rem; font-size: 1.0625rem; }
.btn-sm { padding: 0.6rem 1.05rem; font-size: 0.85rem; }
.btn-block { width: 100%; }

.btn-icon { width: 2.75rem; height: 2.75rem; padding: 0; border-radius: var(--r-full); }

/* --- ok bağlantısı */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--amber);
  font-family: var(--font-display);
}
.link-arrow svg { transition: transform 0.35s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* --- rozet */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--r-full);
  border: 1px solid var(--glass-line);
  background: var(--glass);
  backdrop-filter: blur(12px);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--text-2);
}
.badge-dot { width: 0.4rem; height: 0.4rem; border-radius: 50%; background: var(--amber); }
.badge-dot.live { box-shadow: 0 0 0 0 color-mix(in oklch, var(--amber) 70%, transparent); animation: pulse 2.4s infinite; }

@keyframes pulse {
  70%  { box-shadow: 0 0 0 0.55rem transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* --- kart */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, var(--ink-800), var(--ink-900) 70%);
  overflow: hidden;
  transition: border-color 0.4s var(--ease), transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.card:hover {
  border-color: color-mix(in oklch, var(--amber) 40%, var(--line));
  box-shadow: var(--shadow-md);
}
.card-body { padding: clamp(1.25rem, 2.4vw, 1.9rem); display: grid; gap: 0.75rem; }
.card-media { position: relative; overflow: hidden; background: var(--ink-800); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.card:hover .card-media img { transform: scale(1.05); }

/* Ürün kartı */
.product-card .card-media { aspect-ratio: 4 / 5; }
.product-card .card-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--ink-900) 2%, transparent 55%);
}
.product-card .accent-line {
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent, var(--amber)), transparent);
  opacity: 0;
  transition: opacity 0.45s var(--ease);
}
.product-card:hover .accent-line { opacity: 1; }

/* --- renk noktaları */
.swatches { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.swatch {
  width: 1.4rem; height: 1.4rem;
  border-radius: 50%;
  border: 1px solid oklch(1 0 0 / 0.18);
  box-shadow: inset 0 1px 2px oklch(1 0 0 / 0.15);
  position: relative;
}
.swatch-lg { width: 2.6rem; height: 2.6rem; }
.swatch[data-label]:hover::after {
  content: attr(data-label);
  position: absolute;
  bottom: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%);
  padding: 0.3rem 0.6rem;
  border-radius: var(--r-sm);
  background: var(--ink-700);
  border: 1px solid var(--line);
  font-size: 0.72rem;
  white-space: nowrap;
  color: var(--text);
  z-index: 5;
}

/* --- üst menü */
.header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  transition: background-color 0.4s var(--ease), border-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.header.is-stuck {
  background: color-mix(in oklch, var(--ink-900) 78%, transparent);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom-color: var(--line-soft);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 5rem;
}
.header.is-stuck .header-inner { height: 4.25rem; }
.header-inner, .header.is-stuck .header-inner { transition: height 0.4s var(--ease); }

.brand { display: flex; align-items: center; gap: 0.75rem; }
/* Marka sembolü — SVG kendi gradyanını taşır, kutu arka planı yok */
.brand-mark {
  display: grid;
  place-items: center;
  flex: none;
  transition: transform 0.45s var(--ease);
}
.brand-mark svg { display: block; }
.brand:hover .brand-mark { transform: rotate(-4deg) scale(1.06); }
.brand-text { display: grid; line-height: 1.15; }
.brand-name { font-family: var(--font-display); font-weight: 700; font-size: 1.0625rem; letter-spacing: -0.02em; white-space: nowrap; }
.brand-sub { font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }

.nav { display: none; align-items: center; gap: 0.35rem; }
.nav a {
  position: relative;
  padding: 0.55rem 0.85rem;
  border-radius: var(--r-full);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color 0.3s var(--ease), background-color 0.3s var(--ease);
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); background: color-mix(in oklch, var(--text) 7%, transparent); }

.header-actions { display: flex; align-items: center; gap: 0.6rem; }

/* dil seçici */
.lang { position: relative; }
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.85rem;
  border-radius: var(--r-full);
  border: 1px solid var(--line-soft);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-2);
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease);
}
.lang-toggle:hover { color: var(--text); border-color: var(--line); }
.lang-menu {
  position: absolute;
  top: calc(100% + 0.6rem);
  inset-inline-end: 0;
  min-width: 11rem;
  padding: 0.4rem;
  border-radius: var(--r-md);
  border: 1px solid var(--glass-line);
  background: color-mix(in oklch, var(--ink-800) 94%, transparent);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  display: grid;
  gap: 0.1rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
  z-index: 60;
}
.lang.is-open .lang-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0.75rem;
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  color: var(--text-2);
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease);
}
.lang-menu a:hover { background: color-mix(in oklch, var(--text) 8%, transparent); color: var(--text); }
.lang-menu a[aria-current="true"] { color: var(--amber); }
.lang-code { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }

/* mobil menü */
/* Üç çizgi mutlak konumla tam merkeze oturur; kapalıyken translate ile ayrılır,
   açıkken translate sıfırlanıp sadece rotate kalır → çizgiler kusursuz X yapar.
   (Grid yerleşiminde satır yükseklikleri yüzünden merkezler tam üst üste gelmiyordu.) */
.burger {
  position: relative;
  width: 2.75rem; height: 2.75rem;
  border-radius: var(--r-full);
  border: 1px solid var(--line-soft);
}
.burger span {
  position: absolute;
  left: 50%; top: 50%;
  width: 1.15rem; height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.4s var(--ease), opacity 0.25s var(--ease);
}
.burger span:nth-child(1) { transform: translate(-50%, calc(-50% - 0.4rem)); }
.burger span:nth-child(2) { transform: translate(-50%, -50%); }
.burger span:nth-child(3) { transform: translate(-50%, calc(-50% + 0.4rem)); }

body.menu-open .burger span:nth-child(1) { transform: translate(-50%, -50%) rotate(45deg); }
body.menu-open .burger span:nth-child(2) { opacity: 0; }
body.menu-open .burger span:nth-child(3) { transform: translate(-50%, -50%) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 95;
  padding: 5.5rem var(--gutter) 2rem;
  background: color-mix(in oklch, var(--ink-900) 96%, transparent);
  backdrop-filter: blur(24px);
  display: grid;
  align-content: start;
  gap: 0.25rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s;
  overflow-y: auto;
}
body.menu-open .mobile-menu { opacity: 1; visibility: visible; }
.mobile-menu a {
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.02em;
  opacity: 0;
  transform: translateY(1rem);
}
body.menu-open .mobile-menu a { animation: menu-in 0.5s var(--ease) forwards; }
body.menu-open .mobile-menu a:nth-child(1) { animation-delay: 0.05s; }
body.menu-open .mobile-menu a:nth-child(2) { animation-delay: 0.10s; }
body.menu-open .mobile-menu a:nth-child(3) { animation-delay: 0.15s; }
body.menu-open .mobile-menu a:nth-child(4) { animation-delay: 0.20s; }
body.menu-open .mobile-menu a:nth-child(5) { animation-delay: 0.25s; }
body.menu-open .mobile-menu a:nth-child(6) { animation-delay: 0.30s; }
body.menu-open .mobile-menu a:nth-child(7) { animation-delay: 0.35s; }
body.menu-open .mobile-menu a:nth-child(8) { animation-delay: 0.40s; }

@keyframes menu-in { to { opacity: 1; transform: translateY(0); } }

.mobile-cta { margin-top: 1.25rem; display: grid; gap: 0.6rem; }

/* Alçak ekranlarda (yatay telefon, küçük cihaz) menü daha da sıkışır */
@media (max-height: 700px) {
  .mobile-menu { padding-top: 4.75rem; }
  .mobile-menu a { padding: 0.4rem 0; font-size: 1.15rem; }
}

/* --- hero */
.hero {
  position: relative;
  min-height: clamp(38rem, 96svh, 60rem);
  display: grid;
  align-items: center;
  padding-top: 7rem;
  padding-bottom: clamp(3rem, 8vh, 6rem);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: center;
}
.hero-copy { display: grid; gap: 1.6rem; max-width: 40ch; position: relative; z-index: 3; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.hero-visual {
  position: relative;
  z-index: 2;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 5;
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, transparent 40%, color-mix(in oklch, var(--ink-900) 70%, transparent));
}

/* yüzen bilgi kartı */
.hero-chip {
  position: absolute;
  z-index: 4;
  padding: 0.85rem 1.1rem;
  border-radius: var(--r-md);
  border: 1px solid var(--glass-line);
  background: color-mix(in oklch, var(--ink-800) 82%, transparent);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-md);
  display: grid;
  gap: 0.15rem;
}
.hero-chip strong { font-family: var(--font-display); font-size: 1.05rem; letter-spacing: -0.02em; }
.hero-chip span { font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-top: 0.75rem;
}
.hero-stat { display: grid; gap: 0.15rem; }
.hero-stat b {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1.4rem + 1.4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--cream);
  line-height: 1;
}
.hero-stat span { font-size: 0.8rem; color: var(--muted); }

.scroll-cue {
  position: absolute;
  bottom: 1.75rem;
  left: 50%;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 0.5rem;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  z-index: 3;
}
.scroll-cue i {
  display: block;
  width: 1px;
  height: 2.5rem;
  background: linear-gradient(to bottom, var(--amber), transparent);
  animation: cue 2.2s var(--ease-in-out) infinite;
  transform-origin: top;
}
@keyframes cue {
  0%   { transform: scaleY(0); opacity: 0; }
  35%  { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1) translateY(2.5rem); opacity: 0; }
}

/* --- akan şerit */
.marquee {
  position: relative;
  overflow: hidden;
  padding-block: 1.1rem;
  border-block: 1px solid var(--line-soft);
  background: color-mix(in oklch, var(--ink-800) 55%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track { display: flex; gap: 3rem; width: max-content; animation: marquee 42s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-2);
  white-space: nowrap;
}
.marquee-item::after { content: ''; width: 0.3rem; height: 0.3rem; border-radius: 50%; background: var(--amber); opacity: 0.6; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* --- karşılaştırma tablosu */
.compare {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
}
.compare-row {
  display: grid;
  grid-template-columns: 1fr;
  border-bottom: 1px solid var(--line-soft);
}
.compare-row:last-child { border-bottom: 0; }
.compare-head { background: color-mix(in oklch, var(--ink-700) 80%, transparent); }
.compare-cell { padding: 1rem clamp(1rem, 2vw, 1.6rem); display: grid; gap: 0.3rem; align-content: start; }
.compare-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--cream);
}
.compare-cell small {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.compare-a { color: var(--muted); }
.compare-b { color: var(--text); background: color-mix(in oklch, var(--amber) 6%, transparent); position: relative; }
.compare-b::before {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  inset-block: 0;
  width: 2px;
  background: var(--amber);
}
.compare-b p { font-weight: 500; }

/* --- süreç zaman çizelgesi */
.process { display: grid; gap: 0; position: relative; }
.process-step {
  display: grid;
  gap: 0.6rem;
  padding: clamp(1.5rem, 3vw, 2.25rem) 0;
  border-top: 1px solid var(--line-soft);
  position: relative;
  transition: background-color 0.5s var(--ease);
}
.process-step:last-child { border-bottom: 1px solid var(--line-soft); }
.process-no {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--amber);
}
.process-step h3 { font-size: clamp(1.2rem, 1rem + 0.9vw, 1.65rem); }
.process-step p { color: var(--muted); max-width: 62ch; }
.process-step::after {
  content: '';
  position: absolute;
  top: -1px;
  inset-inline-start: 0;
  height: 1px;
  width: 0;
  background: var(--amber);
  transition: width 0.8s var(--ease);
}
.process-step.is-active::after { width: 100%; }

/* --- istatistik şeridi */
.stats { display: grid; gap: 1px; background: var(--line-soft); border-block: 1px solid var(--line-soft); }
.stat { background: var(--ink-900); padding: clamp(1.5rem, 3vw, 2.5rem) clamp(1rem, 2vw, 2rem); display: grid; gap: 0.35rem; }
.stat b {
  font-family: var(--font-display);
  font-size: clamp(2rem, 1.5rem + 2.2vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1;
  color: var(--cream);
}
.stat span { font-size: 0.85rem; color: var(--muted); }

/* --- bento galeri */
.bento { display: grid; gap: clamp(0.6rem, 1.4vw, 1rem); grid-template-columns: repeat(2, 1fr); }
.bento-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  aspect-ratio: 4 / 3;
}
.bento-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease), filter 0.6s var(--ease); filter: saturate(0.92); }
.bento-item:hover img { transform: scale(1.06); filter: saturate(1.05); }
.bento-item figcaption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 2.5rem 1rem 0.9rem;
  background: linear-gradient(to top, oklch(0.10 0.01 60 / 0.9), transparent);
  font-size: 0.82rem;
  color: var(--text-2);
  opacity: 0;
  transform: translateY(0.5rem);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}
.bento-item:hover figcaption { opacity: 1; transform: translateY(0); }
.bento-tall { grid-row: span 2; aspect-ratio: 4 / 5; }
.bento-wide { grid-column: span 2; aspect-ratio: 16 / 9; }

/* --- video kartı */
.video-card {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  box-shadow: var(--shadow-lg);
}
.video-card video { width: 100%; height: 100%; object-fit: cover; display: block; }
.video-card::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 6rem oklch(0.08 0.01 60 / 0.7);
}

/* --- akordiyon (SSS) */
.accordion { display: grid; }
.acc-item { border-top: 1px solid var(--line-soft); }
.acc-item:last-child { border-bottom: 1px solid var(--line-soft); }
.acc-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.35rem 0;
  text-align: start;
  font-family: var(--font-display);
  font-size: clamp(1rem, 0.95rem + 0.35vw, 1.2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
  transition: color 0.3s var(--ease);
}
.acc-trigger:hover { color: var(--amber); }
.acc-icon {
  flex: none;
  width: 1.6rem; height: 1.6rem;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  position: relative;
  transition: border-color 0.3s var(--ease), transform 0.4s var(--ease);
}
.acc-icon::before, .acc-icon::after {
  content: '';
  position: absolute;
  background: currentColor;
  transition: transform 0.4s var(--ease), opacity 0.3s var(--ease);
}
.acc-icon::before { width: 0.7rem; height: 1.5px; }
.acc-icon::after  { width: 1.5px; height: 0.7rem; }
.acc-item.is-open .acc-icon { border-color: var(--amber); transform: rotate(90deg); }
.acc-item.is-open .acc-icon::after { opacity: 0; }
.acc-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.5s var(--ease); }
.acc-item.is-open .acc-panel { grid-template-rows: 1fr; }
.acc-panel > div { overflow: hidden; }
.acc-panel p { padding-bottom: 1.35rem; color: var(--muted); max-width: 70ch; }

/* --- form */
.form { display: grid; gap: 1.1rem; }
.field { display: grid; gap: 0.45rem; }
.field label { font-size: 0.82rem; font-weight: 600; letter-spacing: 0.02em; color: var(--text-2); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
  background: color-mix(in oklch, var(--ink-800) 80%, transparent);
  color: var(--text);
  font-size: 0.95rem;
  transition: border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}
.field textarea { min-height: 8rem; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--amber);
  background: color-mix(in oklch, var(--ink-800) 95%, transparent);
}
.field input::placeholder, .field textarea::placeholder { color: color-mix(in oklch, var(--muted) 75%, transparent); }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 1.15rem) 55%, calc(100% - 0.85rem) 55%; background-size: 0.35rem 0.35rem; background-repeat: no-repeat; }
.field small { font-size: 0.76rem; color: var(--muted); }
.field.has-error input, .field.has-error textarea { border-color: oklch(0.65 0.18 25); }
.field-error { font-size: 0.76rem; color: oklch(0.72 0.16 25); }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-note { font-size: 0.78rem; color: var(--muted); }

.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
  background: color-mix(in oklch, var(--ink-800) 85%, transparent);
  display: grid;
  gap: 0.5rem;
}
.alert-ok { border-color: color-mix(in oklch, oklch(0.68 0.16 152) 55%, var(--line)); }
.alert-err { border-color: color-mix(in oklch, oklch(0.65 0.18 25) 55%, var(--line)); }

/* --- spec tablosu */
.specs { display: grid; gap: 0; border: 1px solid var(--line-soft); border-radius: var(--r-lg); overflow: hidden; }
.spec-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.2rem;
  padding: 0.95rem clamp(1rem, 2vw, 1.4rem);
  border-bottom: 1px solid var(--line-soft);
}
.spec-row:last-child { border-bottom: 0; }
.spec-row:nth-child(odd) { background: color-mix(in oklch, var(--ink-800) 45%, transparent); }
.spec-row dt { font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.spec-row dd { margin: 0; font-weight: 500; color: var(--text); }

/* --- liste işaretleri */
.ticks { display: grid; gap: 0.7rem; }
.ticks li { display: flex; gap: 0.7rem; align-items: flex-start; color: var(--text-2); }
.ticks li::before {
  content: '';
  flex: none;
  width: 1.15rem; height: 1.15rem;
  margin-top: 0.22rem;
  border-radius: 50%;
  background: color-mix(in oklch, var(--amber) 18%, transparent);
  border: 1px solid color-mix(in oklch, var(--amber) 45%, transparent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23e8a33d' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 0.7rem;
  background-repeat: no-repeat;
  background-position: center;
}

/* --- pazar / ülke kartları */
.market-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.15rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line-soft);
  background: color-mix(in oklch, var(--ink-800) 60%, transparent);
  transition: border-color 0.35s var(--ease), transform 0.4s var(--ease), background-color 0.35s var(--ease);
}
.market-card:hover {
  border-color: color-mix(in oklch, var(--amber) 45%, var(--line));
  background: color-mix(in oklch, var(--ink-700) 70%, transparent);
  transform: translateY(-2px);
}
.market-flag { font-size: 1.5rem; line-height: 1; filter: saturate(1.1); }
.market-card b { font-family: var(--font-display); font-weight: 600; font-size: 1rem; letter-spacing: -0.015em; display: block; }
.market-card span { font-size: 0.78rem; color: var(--muted); }

.chip-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  padding: 0.45rem 0.9rem;
  border-radius: var(--r-full);
  border: 1px solid var(--line-soft);
  font-size: 0.85rem;
  color: var(--text-2);
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), background-color 0.3s var(--ease);
}
.chip:hover { border-color: var(--amber); color: var(--text); background: color-mix(in oklch, var(--amber) 10%, transparent); }
.chip[aria-current="page"] { background: var(--amber); border-color: var(--amber); color: var(--ink-900); font-weight: 600; }

/* --- kırıntı navigasyonu */
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem; font-size: 0.82rem; color: var(--muted); }
.crumbs a:hover { color: var(--amber); }
.crumbs span[aria-hidden] { opacity: 0.45; }

/* --- CTA bandı */
.cta-band {
  position: relative;
  border-radius: var(--r-xl);
  border: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 130% at 15% 0%, color-mix(in oklch, var(--copper) 22%, transparent), transparent 60%),
    linear-gradient(150deg, var(--ink-700), var(--ink-900));
  padding: clamp(2rem, 5vw, 4.5rem);
  overflow: hidden;
}

/* --- alt bilgi */
.footer { border-top: 1px solid var(--line-soft); background: var(--ink-900); padding-block: clamp(3rem, 6vw, 5rem) 2rem; }
.footer-grid { display: grid; gap: clamp(2rem, 4vw, 3.5rem); grid-template-columns: 1fr; }
.footer-col { display: grid; gap: 0.7rem; align-content: start; }
.footer-col h4 { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.footer-col a { color: var(--text-2); font-size: 0.92rem; transition: color 0.3s var(--ease); }
.footer-col a:hover { color: var(--amber); }
.footer-bottom {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--muted);
}

/* --- yüzen WhatsApp */
.fab {
  position: fixed;
  inset-inline-end: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 90;
  width: 3.4rem; height: 3.4rem;
  border-radius: var(--r-full);
  display: grid;
  place-items: center;
  background: oklch(0.68 0.16 152);
  color: oklch(0.15 0.02 152);
  box-shadow: 0 14px 34px -12px oklch(0.68 0.16 152 / 0.7);
  transition: transform 0.4s var(--ease);
}
.fab:hover { transform: scale(1.08) translateY(-2px); }

/* ------------------------------------------------------------------ 6. efekt */

/* grain dokusu — tüm sayfayı kaplayan ince gürültü */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-shift 8s steps(6) infinite;
  mix-blend-mode: overlay;
}
@keyframes grain-shift {
  0%,100% { transform: translate(0,0); }
  16% { transform: translate(-2%, 1%); }
  33% { transform: translate(1%, -2%); }
  50% { transform: translate(-1%, 2%); }
  66% { transform: translate(2%, 1%); }
  83% { transform: translate(-2%, -1%); }
}

/* aurora / spot ışık */
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  opacity: 0.5;
  z-index: 0;
}
.glow-amber { background: radial-gradient(circle, var(--copper), transparent 70%); }
.glow-warm  { background: radial-gradient(circle, oklch(0.55 0.10 40), transparent 70%); }

.spotlight {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(60% 55% at 50% 0%, color-mix(in oklch, var(--amber) 12%, transparent), transparent 70%);
}

/* ince ızgara deseni */
.gridlines {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, color-mix(in oklch, var(--line) 45%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in oklch, var(--line) 45%, transparent) 1px, transparent 1px);
  background-size: 5.5rem 5.5rem;
  -webkit-mask-image: radial-gradient(75% 65% at 50% 40%, #000, transparent);
          mask-image: radial-gradient(75% 65% at 50% 40%, #000, transparent);
  opacity: 0.5;
}

/* İçerik katmanını grain (z-index 1) üstünde tut.
   DİKKAT: .header bu kurala DAHİL EDİLMEZ — burada position:relative/z-index:2
   verilirse yukarıdaki .header{position:fixed;z-index:100} tanımı ezilir; header
   sayfayla birlikte kayar ve dil menüsü hero görselinin altında kalıp tıklanamaz. */
main, .footer { position: relative; z-index: 2; }

/* Reveal başlangıç durumu bilinçli olarak CSS'te DEĞİL:
   gizleme GSAP tarafından uygulanır. Böylece JS ya da CDN yüklenmezse
   (ve arama motoru render'ında) içerik hiçbir zaman görünmez kalmaz. */
/* metin bölme: her kelime maskeli bir kutu içinde yukarıdan girer */
.w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: 0.08em; }
.w > span { display: inline-block; }

/* hero üzerinde fareyi izleyen yumuşak ışık */
[data-spotlight] { --mx: 50%; --my: 30%; }
[data-spotlight] .spotlight {
  background:
    radial-gradient(38rem 30rem at var(--mx) var(--my), color-mix(in oklch, var(--amber) 14%, transparent), transparent 68%),
    radial-gradient(60% 55% at 50% 0%, color-mix(in oklch, var(--copper) 12%, transparent), transparent 72%);
  transition: background 0.35s var(--ease);
}

/* 3D tilt — will-change'i GSAP/tarayıcı yönetsin; kalıcı katman oluşturmuyoruz */
.tilt { transform-style: preserve-3d; }

/* ------------------------------------------------------------- 7. responsive */
@media (min-width: 640px) {
  .bento { grid-template-columns: repeat(3, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .compare-row { grid-template-columns: 1fr 1fr; }
  .compare-row.compare-3 { grid-template-columns: 0.8fr 1fr 1fr; }
  .spec-row { grid-template-columns: 12rem 1fr; gap: 1rem; align-items: baseline; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  /* Yapışkan sütun YALNIZCA iki sütunlu düzende çalışır; tek sütuna
     düşen mobilde yapışırsa altındaki içeriğin üstüne biner. */
  .sticky-col { position: sticky; top: 7rem; }
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; }
  .stats { grid-template-columns: repeat(4, 1fr); }
  .bento { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1.4fr repeat(3, 1fr); }
}

@media (min-width: 1024px) {
  .nav { display: flex; }
  .burger { display: none; }
  .mobile-menu { display: none; }
  .cta-desktop { display: inline-flex; }
}

.cta-desktop { display: none; }

@media (max-width: 430px) {
  /* Dar ekranda marka alt satırı iki satıra kırılıyor — gizle */
  .brand-sub { display: none; }
  .brand-mark { width: 2.35rem; height: 2.35rem; }
}

@media (max-width: 639px) {
  .compare-row { border-bottom-width: 1px; }
  .compare-head { display: none; }
  .compare-cell.compare-a::before { content: attr(data-label); display: block; font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.2rem; }
  .compare-cell.compare-b::after  { content: attr(data-label); position: static; display: block; font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--amber); margin-bottom: 0.2rem; order: -1; }
  .compare-b { display: flex; flex-direction: column; }
  .hero-chip { display: none; }
}

/* --------------------------------------------------------- 8. hareket azaltma */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .js [data-reveal] { opacity: 1 !important; transform: none !important; }
  .grain { animation: none; }
  .marquee-track { animation: none; }
}

/* ------------------------------------------------------------------ 9. yazdır */
@media print {
  .header, .footer, .fab, .grain, .glow, .mobile-menu, .scroll-cue { display: none !important; }
  body { background: #fff; color: #000; }
  [data-reveal], .w > span { opacity: 1 !important; transform: none !important; }
}