/* ==========================================================================
   MEF Endüstri – Ana stil dosyası (açık ve ferah kurumsal tasarım)
   Renkler, yazı tipleri ve ölçüler :root içindeki değişkenlerden yönetilir.
   Marka renkleri: turkuaz #0797B1 (vurgu) ve antrasit #1F2531 (metin).
   ========================================================================== */

/* Yazı tipleri sitenin kendi sunucusundan yüklenir (Google'a istek gitmez; KVKK). Dosyalar: assets/fonts/ (OFL lisanslı).
   Değişken yazı tipleri: her dosya belirtilen ağırlık aralığının tamamını içerir. latin-ext → ğ, ş, İ gibi Türkçe harfler. */
@font-face { font-family: "Inter"; font-style: normal; font-weight: 400 700; font-display: swap; src: url("../fonts/inter-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 400 700; font-display: swap; src: url("../fonts/inter-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Plus Jakarta Sans"; font-style: normal; font-weight: 600 800; font-display: swap; src: url("../fonts/plus-jakarta-sans-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Plus Jakarta Sans"; font-style: normal; font-weight: 600 800; font-display: swap; src: url("../fonts/plus-jakarta-sans-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  /* Marka */
  --accent: #0797b1;
  --accent-600: #067f95;
  --accent-700: #05687a;
  --accent-100: #d3edf2;
  --accent-50: #ecf7fa;
  --ink: #1f2531;
  --ink-2: #394150;

  /* Nötrler */
  --white: #ffffff;
  --bg-soft: #f6f8fa;
  --bg-tint: #f1f8fa;
  --line: #e5e9ee;
  --muted: #5f6b7a;
  --success: #1f9d61;

  /* Eski adlar (JS ve sayfa içi stillerde kullanılıyor) */
  --navy-900: #161b24;
  --navy-800: var(--ink);
  --navy-700: #272e3b;
  --navy-600: #394150;
  --steel-500: var(--muted);
  --steel-300: #aab6c3;
  --steel-100: #e9edf1;
  --steel-50: var(--bg-soft);
  --text: var(--ink);
  --text-muted: var(--muted);
  --border: var(--line);

  --font-head: "Plus Jakarta Sans", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 2px rgba(20, 32, 48, .05), 0 2px 10px rgba(20, 32, 48, .04);
  --shadow-md: 0 12px 32px rgba(20, 32, 48, .08);
  --shadow-lg: 0 24px 60px rgba(20, 32, 48, .12);
  --container: 1240px;
  --header-h: 78px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -.02em;
  color: var(--ink);
}
h1 { font-size: clamp(2.3rem, 4.6vw, 3.6rem); letter-spacing: -.03em; }
h2 { font-size: clamp(1.75rem, 3.2vw, 2.5rem); }
h3 { font-size: 1.2rem; letter-spacing: -.01em; }
h4 { font-size: 1rem; letter-spacing: 0; }
p  { margin: 0 0 1em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

:focus-visible { outline: 3px solid var(--accent-100); outline-offset: 2px; border-radius: 6px; }

/* ---------- Düğmeler ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .78em 1.45em;
  border-radius: 999px;
  border: 1.5px solid transparent;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .95rem;
  line-height: 1.2;
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, box-shadow .2s, transform .2s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--white); box-shadow: 0 6px 16px rgba(7, 151, 177, .25); }
.btn-primary:hover { background: var(--accent-600); box-shadow: 0 8px 20px rgba(7, 151, 177, .32); }
.btn-dark { background: var(--ink); color: var(--white); }
.btn-dark:hover { background: var(--ink-2); }
.btn-outline { border-color: var(--line); background: var(--white); color: var(--ink); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent-700); }
.btn-ghost-light { border-color: rgba(255,255,255,.55); color: var(--white); }
.btn-ghost-light:hover { border-color: var(--white); background: rgba(255,255,255,.1); }
.btn-soft { background: var(--accent-50); color: var(--accent-700); }
.btn-soft:hover { background: var(--accent-100); }
.btn-whatsapp { background: #1fa855; color: var(--white); }
.btn-whatsapp:hover { background: #178a45; }
.btn-sm { padding: .58em 1.1em; font-size: .88rem; }
.btn-block { width: 100%; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .55em;
  padding: .38em .9em .38em .75em;
  border-radius: 999px;
  background: var(--accent-50);
  color: var(--accent-700);
  font-family: var(--font-body);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 1.1em;
}
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }

/* ---------- Üst şerit ve başlık ---------- */
.topbar {
  background: var(--ink);
  color: var(--steel-300);
  font-size: .82rem;
}
.topbar .container { display: flex; justify-content: space-between; gap: 16px; padding-top: 8px; padding-bottom: 8px; }
.topbar a:hover { color: var(--white); }
.topbar-group { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.topbar-item { display: inline-flex; align-items: center; gap: 7px; }
.topbar-item svg { width: 14px; height: 14px; color: var(--accent); }

/* Başlık (menü) şeridi: koyu antrasit–turkuaz, alttaki koyu hero ile bütünleşir */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: linear-gradient(90deg, #1a2029 0%, #172a33 55%, #0f3f4b 100%);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  transition: box-shadow .2s;
}
.site-header.scrolled { box-shadow: 0 8px 28px rgba(0, 0, 0, .28); }
.site-header .logo-img { height: 38px; background: var(--white); padding: 5px 10px; border-radius: 10px; box-sizing: content-box; }
.nav { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 24px; }

.logo { display: inline-flex; align-items: center; gap: 12px; }
.logo-mark { width: 64px; height: 42px; flex: none; }
.logo-img { height: 46px; width: auto; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-text strong { white-space: nowrap; font-family: var(--font-body); font-weight: 600; font-size: 1.3rem; color: var(--ink); }
.logo-text span { font-size: .78rem; letter-spacing: .2em; color: var(--muted); margin-top: 3px; }

.nav-links { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; padding: 0; }
/* Menü öğeleri başlık yüksekliğini doldurur; aktif sayfanın altında turkuaz çizgi, üzerine gelince çizgi belirir */
.nav-links a {
  position: relative; display: flex; align-items: center; height: var(--header-h); padding: 0 15px;
  font-weight: 600; font-size: .95rem; color: #c3cfd9; transition: color .2s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 15px; right: 15px; bottom: -1px; height: 3px; border-radius: 3px 3px 0 0;
  background: #5fd0e4; transform: scaleX(0); transition: transform .25s ease;
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { transform: scaleX(1); opacity: .45; }
.nav-links a.active { color: var(--white); }
.nav-links a.active::after { transform: scaleX(1); opacity: 1; }

.nav-actions { display: flex; align-items: center; gap: 10px; }
/* Teklif listesi: dolu turkuaz buton */
.cart-btn {
  position: relative; display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 12px 10px 18px; border-radius: 999px; border: 1.5px solid var(--accent);
  font-weight: 600; font-size: .9rem; color: var(--white); background: var(--accent);
  box-shadow: 0 6px 16px rgba(7, 151, 177, .25); transition: background .2s, border-color .2s, box-shadow .2s;
}
.cart-btn:hover { background: var(--accent-600); border-color: var(--accent-600); box-shadow: 0 8px 20px rgba(7, 151, 177, .32); }
.cart-btn svg { width: 19px; height: 19px; }
.cart-count {
  min-width: 22px; height: 22px; padding: 0 6px; border-radius: 11px;
  background: var(--white); color: var(--accent-700); font-size: .76rem; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center;
}
.cart-count[data-empty="true"] { background: rgba(255, 255, 255, .22); color: var(--white); }

.nav-toggle {
  display: none; width: 44px; height: 44px; flex: none; border: 1.5px solid rgba(255, 255, 255, .2); border-radius: 12px;
  background: rgba(255, 255, 255, .06); color: var(--white); cursor: pointer; align-items: center; justify-content: center;
}
.nav-toggle svg { width: 22px; height: 22px; }

/* ---------- Ana sayfa: hero ---------- */
/* Koyu turkuaz hero: antrasitten marka turkuazına geçiş */
.hero {
  position: relative; overflow: hidden; color: var(--white);
  background:
    radial-gradient(760px 520px at 88% 12%, rgba(7, 151, 177, .55), transparent 65%),
    radial-gradient(620px 420px at -8% 110%, rgba(7, 151, 177, .28), transparent 60%),
    linear-gradient(135deg, #1a2029 0%, #16303b 50%, #0b4d5c 100%);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, .09) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: radial-gradient(ellipse 70% 80% at 75% 35%, #000 25%, transparent 80%);
}
.hero h1 { color: var(--white); }
.hero .eyebrow { background: rgba(255,255,255,.1); color: #9fe3ef; border: 1px solid rgba(255,255,255,.14); }
.hero .eyebrow::before { background: #5fd0e4; }
.hero-grid {
  /* minmax(0, …): sütunlar içerikle genişlemez (kayan kart grubunda ikinci grup eklenince kartlar büyümesin) */
  position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 64px; align-items: center;
  padding-top: 72px; padding-bottom: 56px;
}
.hero h1 { margin-bottom: .4em; }
.hero h1 span { color: #5fd0e4; }
.hero-lead { font-size: 1.12rem; color: #c3cfd9; max-width: 560px; margin-bottom: 1.8em; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-search {
  display: flex; align-items: center; gap: 10px; max-width: 580px;
  padding: 7px 7px 7px 20px; margin-bottom: 18px;
  background: var(--white); color: var(--ink); border: 1.5px solid transparent; border-radius: 999px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, .28); transition: border-color .2s, box-shadow .2s;
}
.hero-search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 5px rgba(7, 151, 177, .35), 0 18px 40px rgba(0, 0, 0, .28); }
.hero-search svg { width: 20px; height: 20px; color: var(--muted); flex: none; }
.hero-search input { flex: 1; min-width: 0; border: 0; outline: 0; padding: 10px 0; background: transparent; font-size: 1rem; }
.hero-search .btn { padding: .8em 1.5em; }

.hero-quick { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 34px; font-size: .88rem; color: #9fb0bf; }
.hero-chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 13px; border-radius: 999px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); color: var(--white); font-weight: 500;
  transition: border-color .2s, background .2s;
}
.hero-chip:hover { border-color: #5fd0e4; background: rgba(7, 151, 177, .3); }

.hero-stats { display: grid; grid-template-columns: repeat(4, max-content); gap: 16px 28px; }
.hero-stat { display: flex; align-items: center; gap: 12px; }
.hero-stat-icon {
  width: 42px; height: 42px; border-radius: 50%; background: rgba(95, 208, 228, .15); color: #5fd0e4;
  display: grid; place-items: center; flex: none; border: 1px solid rgba(95, 208, 228, .25);
}
.hero-stat-icon svg { width: 20px; height: 20px; }
.hero-stat strong { display: block; font-family: var(--font-head); font-size: 1.35rem; line-height: 1.1; color: var(--white); }
.hero-stat span { font-size: .82rem; color: #9fb0bf; }

/* Hero sağ taraf: ürün fotoğrafı kolajı */
/* Kart genişliği ~208 px: iki kart + aralık */
.hero-visual { position: relative; min-width: 0; width: 100%; max-width: 434px; justify-self: end; }
.hero-visual::before {
  content: ""; position: absolute; inset: 8% -4% -6% 10%; border-radius: 40px;
  background: linear-gradient(135deg, rgba(95, 208, 228, .35) 0%, rgba(7, 151, 177, .15) 100%);
  border: 1px solid rgba(255,255,255,.12); z-index: 0;
}
/* Kayan kart grubu: 4'lü gruplar yan yana; sıradaki grup sağdan kayarak gelir.
   Gölgeler kesilmesin diye pencerenin çevresinde boşluk bırakılır. */
.hero-collage { position: relative; z-index: 1; overflow: hidden; padding: 22px; margin: -22px; }
.collage-track { display: flex; }
.collage-track.kayiyor { transition: transform .85s cubic-bezier(.65, 0, .35, 1); }
.collage-page { flex: 0 0 100%; min-width: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; padding-bottom: 34px; }
.collage-card { border-color: transparent; box-shadow: 0 18px 40px rgba(0, 0, 0, .3); color: var(--ink); }
.collage-card {
  position: relative; z-index: 1; display: flex; flex-direction: column; gap: 8px;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 14px 14px 16px; box-shadow: var(--shadow-md); transition: transform .3s, box-shadow .3s;
}
.collage-card:nth-child(2n) { transform: translateY(34px); }
.collage-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.collage-card:nth-child(2n):hover { transform: translateY(28px); }
.collage-card .collage-img { aspect-ratio: 4 / 3; display: grid; place-items: center; border-radius: 14px; background: var(--bg-soft); overflow: hidden; }
.collage-card img { width: 100%; height: 100%; object-fit: contain; padding: 8px; mix-blend-mode: multiply; }
.collage-card .ph { width: 40%; color: var(--muted); opacity: .5; }
.collage-card small { font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-700); }
.collage-card strong {
  font-family: var(--font-head); font-size: .95rem; line-height: 1.25; min-height: 2.5em;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.collage-brand { display: flex; align-items: center; height: 18px; font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-700); }
.collage-card .collage-brand img { width: auto; height: 16px; max-width: 96px; padding: 0; object-fit: contain; object-position: left center; mix-blend-mode: normal; }
.hero-badge {
  position: absolute; z-index: 2; display: flex; align-items: center; gap: 10px;
  background: var(--white); border: 1px solid var(--line); border-radius: 16px; padding: 10px 14px;
  box-shadow: var(--shadow-lg); font-size: .85rem; color: var(--muted);
}
.hero-badge b { display: block; color: var(--ink); font-size: .95rem; }
.hero-badge svg { width: 22px; height: 22px; color: var(--success); }
.hero-badge.b1 { left: -30px; top: calc(50% - 26px); }   /* sol sütundaki iki kartın arasındaki boşlukta */
.hero-badge.b2 { right: -12px; top: -16px; }
.hero-badge.b2 svg { color: var(--accent); }

/* Hero altı: çözüm ortakları şeridi */
.hero-partners {
  position: relative; display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 28px;
  padding: 26px 0 40px; margin-top: 18px; border-top: 1px solid rgba(255, 255, 255, .12);
}
.hero-partners-head { display: flex; flex-direction: column; gap: 2px; min-width: 150px; }
.hero-partners-head span { font-family: var(--font-head); font-weight: 700; font-size: 1rem; color: var(--white); }
.hero-partners-head small { font-size: .82rem; color: #9fb0bf; }
.hero-partners-head b { color: #5fd0e4; }
.hero .partner-logo { border-color: transparent; }
.hero a.partner-logo:hover { border-color: #5fd0e4; }
.partner-logos { display: grid; grid-template-columns: repeat(11, minmax(0, 1fr)); gap: 10px; align-items: center; }
.partner-logo {
  display: flex; align-items: center; justify-content: center; height: 56px; padding: 8px 10px;
  background: var(--white); border: 1px solid var(--line); border-radius: 14px;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.partner-logo img { display: block; max-width: 100%; max-height: 30px; width: auto; height: auto; object-fit: contain; }
a.partner-logo:hover { border-color: var(--accent); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
/* Akan logo şeridi (data-kayan): liste iki kez yazılır, şerit yarısı kadar kayıp başa döner; üzerine gelince durur */
.partner-logos[data-kayan] {
  display: block; overflow: hidden; padding: 4px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.marquee-track, .marquee-copy { display: flex; gap: 12px; }
.marquee-track { width: max-content; animation: logo-kay 38s linear infinite; }
.marquee-copy { padding-right: 12px; }
.partner-logos[data-kayan] .partner-logo { flex: none; width: 132px; }
.partner-logos[data-kayan]:hover .marquee-track, .partner-logos[data-kayan]:focus-within .marquee-track { animation-play-state: paused; }
@keyframes logo-kay { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; width: auto; flex-wrap: wrap; }
  .marquee-copy { display: none; }
}

/* Eski hero panel parçaları (yedek sayfalar için) */
.hero-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.hero-tile { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; display: flex; flex-direction: column; gap: 8px; }
.hero-tile svg { width: 26px; height: 26px; color: var(--accent); }
.hero-tile small { color: var(--muted); }

/* ---------- Rakamlar şeridi ---------- */
.stats-bar { position: relative; }
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
}
.stat { padding: 30px 30px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat strong { display: block; font-family: var(--font-head); font-size: 2.4rem; color: var(--ink); line-height: 1; margin-bottom: 6px; letter-spacing: -.03em; }
.stat strong em { font-style: normal; color: var(--accent); }
.stat span { color: var(--muted); font-size: .92rem; }

/* ---------- Bölümler ---------- */
.section { padding: 100px 0; }
.section-alt { background: #e1f1f4; }
.section-tint { background: linear-gradient(180deg, #eaf5f7 0%, #d9eef2 100%); }
/* Koyu (antrasit) bölüm: sektörler, süreç adımları */
.section-dark {
  position: relative; background: var(--ink); color: var(--white); overflow: hidden;
}
.section-dark::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(600px 360px at 100% 0%, rgba(7, 151, 177, .28), transparent 70%),
    radial-gradient(rgba(255,255,255,.07) 1px, transparent 1px) 0 0 / 22px 22px;
}
.section-dark > * { position: relative; }
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark .section-head p { color: var(--steel-300); }
.section-dark .eyebrow { background: rgba(7, 151, 177, .2); color: #8fdcea; }
.section-dark .eyebrow::before { background: #8fdcea; }
/* Dolu turkuaz bölüm: rakamlar şeridi */
.section-brand { background: linear-gradient(120deg, var(--accent) 0%, var(--accent-700) 100%); color: var(--white); }
.section-brand .stats { background: transparent; border-color: rgba(255,255,255,.22); }
.section-brand .stat { border-color: rgba(255,255,255,.22); }
.section-brand .stat strong { color: var(--white); }
.section-brand .stat strong em { color: #b9ecf5; }
.section-brand .stat span { color: rgba(255,255,255,.82); }
/* Katalog, iletişim ve teklif sayfalarında içerik alanı açık turkuaz zeminde: beyaz kart ve formlar öne çıkar */
.section:has(> .catalog), .section:has(.contact-grid), .section:has(.quote-layout), .section:has(> .container > .form-card) { background: #e9f4f7; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 32px; margin-bottom: 52px; }
.section-head h2 { margin-bottom: 0; max-width: 640px; }
.section-head p { color: var(--muted); max-width: 520px; margin: 0; font-size: 1.02rem; }
.section-head.center { flex-direction: column; align-items: center; text-align: center; }
.section-head.center h2 { margin: 0 auto; }
.section-foot { margin-top: 40px; display: flex; gap: 12px; flex-wrap: wrap; }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Hizmet kartı */
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 32px 30px; transition: box-shadow .25s, transform .25s, border-color .25s;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--accent-100); }
.card-icon {
  width: 54px; height: 54px; border-radius: 16px; color: var(--white);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-700) 100%);
  box-shadow: 0 8px 18px rgba(7, 151, 177, .28);
  display: flex; align-items: center; justify-content: center; margin-bottom: 22px;
}
.card-icon svg { width: 28px; height: 28px; }
.card h3 { margin-bottom: .45em; }
.card p { color: var(--muted); margin: 0; font-size: .96rem; }
.card ul { margin: 16px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: .93rem; }
.card ul li { padding-left: 22px; position: relative; margin-bottom: 7px; }
.card ul li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-100); box-shadow: inset 0 0 0 2px var(--accent); }

/* Ana sayfa: ürün kategorileri */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cat-card {
  display: flex; align-items: center; gap: 14px; padding: 18px 18px; border-radius: 16px;
  background: var(--white); border: 1px solid var(--line); transition: border-color .2s, box-shadow .2s, transform .2s;
}
.cat-card:hover { border-color: var(--accent); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.cat-card-icon { width: 44px; height: 44px; border-radius: 12px; background: linear-gradient(135deg, var(--accent) 0%, var(--accent-700) 100%); color: var(--white); display: grid; place-items: center; flex: none; }
.cat-card:hover .cat-card-icon { box-shadow: 0 6px 14px rgba(7, 151, 177, .3); }
.cat-card-icon svg { width: 24px; height: 24px; }
.cat-card strong { display: block; font-family: var(--font-head); font-size: .98rem; line-height: 1.25; }
.cat-card small { color: var(--muted); font-size: .82rem; }
.cat-card.all { background: var(--ink); border-color: var(--ink); color: var(--white); }
.cat-card.all strong { color: var(--white); }
.cat-card.all small { color: var(--steel-300); }
.cat-card.all .cat-card-icon { background: rgba(255,255,255,.1); color: var(--white); }

/* Sektörler */
.sectors { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.sector {
  background: var(--white); border: 1px solid var(--line); border-radius: 18px;
  padding: 24px 20px; display: flex; flex-direction: column; gap: 14px;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.sector:hover { border-color: var(--accent); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.sector svg { width: 30px; height: 30px; color: var(--accent); }
.section-dark .sector { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.1); color: var(--white); }
.section-dark .sector:hover { background: rgba(7, 151, 177, .16); border-color: var(--accent); box-shadow: none; }
.section-dark .sector svg { color: #5fcbe0; }
.sector strong { font-family: var(--font-head); font-size: 1rem; font-weight: 600; line-height: 1.3; }
a.sector { color: inherit; }

/* Sektör sayfası */
.sector-card { display: flex; gap: 22px; align-items: flex-start; scroll-margin-top: calc(var(--header-h) + 24px); }
.sector-card .card-icon { flex: none; margin: 0; }
.sector-card:target { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-50); }

/* Metin sayfaları */
.prose { max-width: 800px; }
.prose h2 { font-size: 1.6rem; margin-top: 1.6em; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { color: var(--ink-2); }
.prose a { color: var(--accent-700); font-weight: 600; }
.prose h3 { margin-top: 1.6em; }
.prose ul { margin: 0 0 1em; padding-left: 1.25em; }
.prose li { margin-bottom: .35em; }
.prose .guncel { color: var(--muted); font-size: .9rem; padding-bottom: 20px; margin-bottom: 28px; border-bottom: 1px solid var(--line); }
.prose .tablo-kaydir { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); margin: 4px 0 20px; }
.prose table { width: 100%; min-width: 560px; border-collapse: collapse; font-size: .9rem; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 11px 14px; border-bottom: 1px solid var(--line); color: var(--ink-2); }
.prose thead th { background: var(--bg-soft); font-family: var(--font-head); font-weight: 600; color: var(--ink); }
.prose tbody tr:last-child td { border-bottom: 0; }
.prose td small { color: var(--muted); font-size: .8rem; }

/* KVKK onay kutusu */
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .88rem; color: var(--muted); margin-top: 16px; }
.consent input { width: 20px; height: 20px; margin-top: 1px; accent-color: var(--accent); flex: none; }
.consent a { color: var(--accent-700); font-weight: 600; }

/* Markalar (logo kutuları) */
.brands { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 16px; }
.brand {
  height: 112px; padding: 16px 14px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head); font-size: 1.5rem; font-weight: 700; color: var(--ink-2);
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.brand img { display: block; max-width: 88%; max-height: 50px; width: auto; height: auto; object-fit: contain; }
a.brand img { max-height: 44px; }
.brand:hover { border-color: var(--accent-100); }
a.brand:hover { border-color: var(--accent); box-shadow: var(--shadow-md); transform: translateY(-3px); }
a.brand { flex-direction: column; gap: 10px; }
.brand small { font-family: var(--font-body); font-size: .78rem; font-weight: 500; color: var(--muted); }
.pd-brand-logo { display: inline-block; margin-bottom: 12px; }
.pd-brand-logo img { display: block; height: 32px; width: auto; max-width: 170px; object-fit: contain; }

/* Teklif çağrısı bandı */
.cta-band {
  position: relative; overflow: hidden;
  background: linear-gradient(120deg, var(--accent) 0%, var(--accent-700) 100%);
  color: var(--white); border-radius: var(--radius-xl);
  padding: 56px 60px; display: flex; justify-content: space-between; align-items: center; gap: 32px;
}
.cta-band::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.16), transparent 70%); pointer-events: none;
}
.cta-band > * { position: relative; }
.cta-band h2 { margin-bottom: .25em; color: var(--white); }
.cta-band p { margin: 0; opacity: .9; font-size: 1.05rem; }
.cta-band .btn-dark { background: var(--white); color: var(--accent-700); }
.cta-band .btn-dark:hover { background: var(--accent-50); }

/* İç sayfa başlığı */
.page-hero {
  position: relative; overflow: hidden; color: var(--white);
  background:
    radial-gradient(640px 360px at 92% 0%, rgba(7, 151, 177, .55), transparent 70%),
    linear-gradient(135deg, #1a2029 0%, #16303b 55%, #0b4d5c 100%);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, .09) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(90deg, transparent 30%, #000 100%);
}
.page-hero .container { position: relative; padding-top: 56px; padding-bottom: 60px; }
.page-hero h1 { font-size: clamp(2rem, 3.8vw, 2.9rem); margin-bottom: .3em; color: var(--white); }
.page-hero p { color: #c3cfd9; max-width: 660px; margin: 0; font-size: 1.06rem; }
.page-hero .eyebrow { background: rgba(255,255,255,.1); color: #9fe3ef; }
.breadcrumb { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; font-size: .85rem; color: #9fb0bf; margin-bottom: 16px; }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb span[aria-hidden] { opacity: .45; }

/* Hakkımızda */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.about-figure {
  position: relative; aspect-ratio: 5 / 4; border-radius: var(--radius-xl); overflow: hidden;
  background: var(--bg-tint); border: 1px solid var(--line);
}
.about-figure svg { width: 100%; height: 100%; }
.about-badge {
  position: absolute; left: 24px; bottom: 24px; background: var(--white); color: var(--ink);
  padding: 16px 20px; border-radius: 16px; box-shadow: var(--shadow-lg); border: 1px solid var(--line);
}
.about-badge strong { display: block; font-family: var(--font-head); font-size: 2.2rem; line-height: 1; color: var(--accent); letter-spacing: -.03em; }
.about-badge span { font-size: .86rem; color: var(--muted); }
.checklist { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; }
.checklist svg { width: 22px; height: 22px; color: var(--accent); flex: none; margin-top: 2px; }

.values { counter-reset: v; }
.value-card h3::before { counter-increment: v; content: "0" counter(v); display: block; color: var(--accent); font-size: .85rem; letter-spacing: .1em; margin-bottom: 10px; }

/* Süreç adımları */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step {
  position: relative; padding: 64px 24px 26px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
}
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  position: absolute; top: 22px; left: 24px; font-family: var(--font-head); font-size: .9rem; font-weight: 700; color: var(--accent-700);
  background: var(--accent-50); padding: 4px 10px; border-radius: 999px; line-height: 1.3;
}
.step p { color: var(--muted); margin: 0; font-size: .95rem; }
.section-dark .step { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.1); }
.section-dark .step::before { background: rgba(7, 151, 177, .22); color: #8fdcea; }
.section-dark .step p { color: var(--steel-300); }

/* ---------- Ürün kataloğu ---------- */
.catalog { display: grid; grid-template-columns: 280px 1fr; gap: 36px; align-items: start; }
.catalog > * { min-width: 0; }
.filter-panel { display: grid; gap: 26px; }
.filter-toggle { display: none; }
.filters {
  position: sticky; top: calc(var(--header-h) + 20px); display: grid; gap: 22px;
  max-height: calc(100vh - var(--header-h) - 40px); overflow-y: auto; overscroll-behavior: contain;
  padding: 20px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
  scrollbar-width: thin;
}
.filter-group h4 { font-family: var(--font-body); font-size: .76rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.filter-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.filter-list button {
  width: 100%; text-align: left; background: none; border: 0; padding: 8px 12px; border-radius: 10px; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 8px; color: var(--ink-2); font-weight: 500; font-size: .93rem;
}
.filter-list button:hover { background: var(--bg-soft); }
.filter-list button.active { background: var(--accent-50); color: var(--accent-700); font-weight: 600; }
.filter-list button small { opacity: .65; font-size: .8rem; }

.check-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1px; }
.check-list label {
  display: flex; align-items: center; gap: 10px; padding: 6px 10px; border-radius: 10px; cursor: pointer;
  color: var(--ink-2); font-weight: 500; font-size: .93rem; line-height: 1.3;
}
.check-list label:hover { background: var(--bg-soft); }
.check-list input { width: 17px; height: 17px; margin: 0; flex: none; accent-color: var(--accent); cursor: pointer; }
.check-list span { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.check-list small { opacity: .6; font-size: .8rem; }
.check-list input:checked + span { font-weight: 600; color: var(--accent-700); }
.check-list li.is-empty { opacity: .45; }
#filter-features { display: grid; gap: 20px; }
#filter-features:empty { display: none; }
.facet { border-top: 1px solid var(--line); padding-top: 18px; }
.facet summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; }
.facet summary::-webkit-details-marker { display: none; }
.facet summary h4 { margin-bottom: 0; display: flex; align-items: center; gap: 8px; }
.facet summary::after {
  content: ""; width: 7px; height: 7px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted);
  transform: rotate(45deg) translateY(-2px); transition: transform .2s; flex: none; margin-right: 6px;
}
.facet[open] summary::after { transform: rotate(-135deg) translateY(-1px); }
.facet[open] summary { margin-bottom: 10px; }
.facet-count {
  display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px;
  background: var(--accent); color: var(--white); font-size: .72rem; letter-spacing: 0;
}
.facet-more { background: none; border: 0; padding: 6px 10px; color: var(--accent-700); font-weight: 600; font-size: .88rem; cursor: pointer; }
.facet-more:hover { text-decoration: underline; }
.filter-apply { display: none; }

/* Marka seçim çubuğu ve seçili filtre etiketleri */
.brand-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 18px; }
.brand-bar-label { font-weight: 600; font-size: .9rem; color: var(--muted); margin-right: 4px; }
.brand-pill {
  display: inline-flex; align-items: center; gap: 8px; min-height: 38px; padding: 0 16px; border-radius: 999px;
  border: 1.5px solid var(--line); background: var(--white); cursor: pointer;
  font-family: var(--font-head); font-size: .92rem; font-weight: 700; color: var(--ink);
  transition: border-color .15s, background .15s, color .15s;
}
.brand-pill small { font-family: var(--font-body); font-size: .76rem; font-weight: 500; opacity: .65; }
.brand-pill:hover { border-color: var(--accent); color: var(--accent-700); }
.brand-pill.active { background: var(--ink); border-color: var(--ink); color: var(--white); }
.active-filters { display: flex; flex-wrap: wrap; gap: 8px; margin: -4px 0 22px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; min-height: 32px; padding: 0 10px 0 12px; border-radius: 999px;
  border: 1px solid var(--accent-100); background: var(--accent-50); color: var(--ink);
  font-size: .86rem; cursor: pointer; max-width: 100%;
}
.chip strong { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chip svg { width: 13px; height: 13px; flex: none; }
.chip:hover { border-color: var(--accent); }
.chip-clear { border-color: var(--line); background: var(--white); color: var(--muted); font-weight: 600; padding: 0 12px; }

.search {
  display: flex; align-items: center; gap: 10px; border: 1.5px solid var(--line); border-radius: 999px;
  padding: 0 16px; background: var(--white); transition: border-color .2s, box-shadow .2s;
}
.search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-50); }
.search svg { width: 18px; height: 18px; color: var(--muted); flex: none; }
.search input { border: 0; outline: 0; padding: 11px 0; width: 100%; background: transparent; }

.catalog-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; scroll-margin-top: calc(var(--header-h) + 16px); }
.catalog-toolbar p { margin: 0; color: var(--muted); font-size: .93rem; }
.select {
  border: 1.5px solid var(--line); border-radius: 999px; padding: 9px 16px; background: var(--white); cursor: pointer; font-size: .92rem;
}

.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.product-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.product-card {
  display: flex; flex-direction: column; background: var(--white);
  border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden;
  transition: box-shadow .25s, transform .25s, border-color .25s;
}
.product-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--accent-100); }
.product-media {
  aspect-ratio: 4 / 3; background: var(--bg-soft); margin: 10px 10px 0; border-radius: 14px;
  display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden;
}
.product-media:has(img) { background: var(--bg-soft); }
.product-media img { width: 100%; height: 100%; object-fit: contain; padding: 10px; mix-blend-mode: multiply; transition: transform .35s; }
.product-card:hover .product-media img { transform: scale(1.04); }
.product-media .ph { width: 36%; color: var(--muted); opacity: .45; }
.product-media .tag {
  position: absolute; top: 10px; left: 10px; background: rgba(255,255,255,.92); border: 1px solid var(--line);
  font-size: .68rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: 3px 9px; border-radius: 999px; color: var(--ink-2);
}
.product-media .tag-seri { left: auto; right: 10px; background: var(--accent); border-color: var(--accent); color: var(--white); }
.product-media .tag-eol { top: auto; bottom: 10px; background: #fff4e5; border-color: #f0c27a; color: #8a5300; }
.product-body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.product-brand { font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-700); }
.product-body h3 { font-size: 1.02rem; line-height: 1.35; margin: 6px 0 4px; }
.product-body h3 a:hover { color: var(--accent-700); }
.product-sku { font-size: .78rem; color: var(--muted); font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; }
.product-body p { font-size: .88rem; color: var(--muted); margin: 10px 0 16px; flex: 1; }
.product-price { font-family: var(--font-head); font-size: 1.35rem; font-weight: 700; color: var(--ink); margin-bottom: 12px; }
.product-price small { font-family: var(--font-body); font-size: .76rem; font-weight: 500; color: var(--muted); }
.product-actions { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.product-actions .btn-dark { background: var(--white); color: var(--ink); border-color: var(--line); }
.product-actions .btn-dark:hover { border-color: var(--ink); background: var(--ink); color: var(--white); }
.icon-btn {
  width: 40px; height: 40px; border-radius: 50%; border: 1.5px solid var(--accent-100); background: var(--accent-50); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; color: var(--accent-700); transition: .2s;
}
.icon-btn:hover { background: var(--accent); border-color: var(--accent); color: var(--white); }
.icon-btn svg { width: 19px; height: 19px; }
.icon-btn.added { background: var(--success); border-color: var(--success); color: var(--white); }

.load-more { text-align: center; margin-top: 36px; }
.load-more small { font-weight: 500; opacity: .7; }

.empty {
  text-align: center; padding: 64px 24px; border: 1.5px dashed var(--line); border-radius: var(--radius-lg); color: var(--muted); background: var(--white);
}
.empty svg { width: 46px; height: 46px; margin: 0 auto 12px; opacity: .45; }

/* Ürün detayı */
.product-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.gallery-main {
  aspect-ratio: 1 / 1; border-radius: var(--radius-xl); border: 1px solid var(--line);
  background: var(--bg-soft); display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.gallery-main:has(img) { background: var(--bg-soft); }
.gallery-main img { width: 100%; height: 100%; object-fit: contain; padding: 28px; mix-blend-mode: multiply; }
.gallery-main .ph { width: 34%; color: var(--muted); opacity: .45; }
.gallery-thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.gallery-thumbs button {
  width: 76px; height: 76px; border-radius: 14px; border: 2px solid var(--line); background: var(--bg-soft); padding: 6px; cursor: pointer;
}
.gallery-thumbs button.active { border-color: var(--accent); }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }

.pd-info h1 { font-size: clamp(1.8rem, 3vw, 2.4rem); margin: 6px 0 12px; letter-spacing: -.025em; }
.pd-meta { display: flex; gap: 18px; flex-wrap: wrap; font-size: .9rem; color: var(--muted); margin-bottom: 20px; }
.pd-meta b { color: var(--ink); font-weight: 600; }
.pd-lead { font-size: 1.04rem; color: var(--muted); }
.pd-buy { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px; margin: 24px 0; background: var(--bg-soft); }
.pd-buy-row { display: flex; gap: 12px; flex-wrap: wrap; }
.pd-buy-row .btn-primary { flex: 1; }
.pd-note { font-size: .86rem; color: var(--muted); margin: 12px 0 0; }
.stock { display: inline-flex; align-items: center; gap: 6px; font-size: .88rem; font-weight: 600; color: var(--success); margin-bottom: 12px; }
.stock::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.stock.out { color: var(--accent-700); }

.qty { display: inline-flex; align-items: center; border: 1.5px solid var(--line); border-radius: 999px; background: var(--white); overflow: hidden; }
.qty button { width: 40px; height: 42px; border: 0; background: none; cursor: pointer; font-size: 1.15rem; color: var(--ink); }
.qty button:hover { background: var(--bg-soft); }
.qty input { width: 46px; height: 42px; border: 0; text-align: center; -moz-appearance: textfield; appearance: textfield; }
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.qty.sm button { width: 32px; height: 34px; }
.qty.sm input { width: 38px; height: 34px; }

.feature-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.feature-list li { display: flex; gap: 10px; color: var(--ink-2); }
.feature-list svg { width: 20px; height: 20px; color: var(--accent); flex: none; margin-top: 3px; }

.tabs { margin-top: 64px; }
.tab-list { display: inline-flex; gap: 4px; padding: 5px; background: var(--bg-soft); border: 1px solid var(--line); border-radius: 999px; margin-bottom: 28px; overflow-x: auto; max-width: 100%; }
.tab-list button {
  background: none; border: 0; padding: 10px 20px; cursor: pointer; font-weight: 600; font-size: .92rem; color: var(--muted);
  border-radius: 999px; white-space: nowrap; transition: background .2s, color .2s;
}
.tab-list button:hover { color: var(--ink); }
.tab-list button.active { color: var(--ink); background: var(--white); box-shadow: var(--shadow-sm); }
.tab-panel[hidden] { display: none; }
.spec-table { width: 100%; border-collapse: separate; border-spacing: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.spec-table th, .spec-table td { text-align: left; padding: 12px 18px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: .93rem; }
.spec-table th { width: 38%; background: var(--bg-soft); font-weight: 600; color: var(--ink-2); }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.spec-table .spec-section th {
  background: var(--accent-50); color: var(--accent-700); width: auto;
  font-family: var(--font-head); font-size: .82rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 11px 18px;
}
/* Serinin model kodları tablosu: uzun listelerde kendi içinde kayar, başlık satırı sabit kalır */
.kod-arac { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; flex-wrap: wrap; }
.kod-filtre { flex: 1 1 260px; max-width: 420px; padding: 10px 14px; border: 1px solid var(--line); border-radius: 10px; font: inherit; font-size: .93rem; }
.kod-filtre:focus { outline: 2px solid var(--accent-100); border-color: var(--accent); }
.kod-sayi { color: var(--muted); font-size: .88rem; }
.kod-tablo-kap { max-height: 560px; overflow: auto; border: 1px solid var(--line); border-radius: var(--radius); }
.kod-tablo { border: 0; border-radius: 0; overflow: visible; min-width: 640px; }
.kod-tablo th, .kod-tablo td { width: auto; padding: 9px 14px; font-size: .88rem; white-space: nowrap; }
.kod-tablo thead th { position: sticky; top: 0; z-index: 1; background: var(--accent-50); color: var(--accent-700); font-family: var(--font-head); font-size: .78rem; letter-spacing: .04em; text-transform: uppercase; }
.kod-tablo tbody th { background: var(--white); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .86rem; color: var(--ink); }
.kod-tablo tbody tr:hover th, .kod-tablo tbody tr:hover td { background: var(--bg-tint); }
.product-sku a { color: var(--accent-700); }
.source-link {
  display: inline-flex; align-items: center; gap: 8px; margin-top: -8px; padding: 10px 0;
  color: var(--accent-700); font-weight: 600; font-size: .92rem;
}
.source-link:hover { text-decoration: underline; }
.source-link svg { width: 16px; height: 16px; }
.doc-list { display: flex; gap: 12px; flex-wrap: wrap; }
.alert-eol { background: #fff4e5; color: #8a5300; border: 1px solid #f0c27a; margin: 0 0 16px; }
.pd-loading { padding: 80px 0; text-align: center; color: var(--muted); }

/* Teklif listesi / sepet */
.quote-layout { display: grid; grid-template-columns: 1.3fr 1fr; gap: 36px; align-items: start; }
.quote-items { border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--white); }
.quote-item { display: grid; grid-template-columns: 72px 1fr auto auto; gap: 16px; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.quote-item:last-child { border-bottom: 0; }
.quote-thumb { width: 72px; height: 72px; border-radius: 14px; background: var(--bg-soft); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.quote-thumb svg { width: 30px; color: var(--muted); opacity: .5; }
.quote-thumb img { width: 100%; height: 100%; object-fit: contain; padding: 4px; mix-blend-mode: multiply; }
.quote-item h4 { font-family: var(--font-head); font-size: 1rem; margin: 0 0 2px; }
.quote-item h4 a:hover { color: var(--accent-700); }
.quote-item small { color: var(--muted); }
.remove-btn { background: none; border: 0; color: var(--muted); cursor: pointer; padding: 8px; border-radius: 50%; }
.remove-btn:hover { color: #c62828; background: #fdecec; }
.remove-btn svg { width: 18px; height: 18px; }
.quote-summary { padding: 16px 20px; background: var(--bg-soft); display: flex; justify-content: space-between; font-weight: 600; }

/* Formlar */
.form-card { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px; background: var(--white); box-shadow: var(--shadow-sm); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-weight: 600; font-size: .88rem; color: var(--ink-2); }
.field label .req { color: var(--accent); }
.field input, .field textarea, .field select {
  border: 1.5px solid var(--line); border-radius: 12px; padding: 12px 14px; background: var(--white); width: 100%;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: 0; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-50); }
.field textarea { min-height: 130px; resize: vertical; }
.form-note { font-size: .84rem; color: var(--muted); margin: 14px 0 0; }
.alert { padding: 14px 16px; border-radius: 12px; margin-top: 16px; font-size: .93rem; }
.alert-success { background: #e8f7ef; color: #146c43; }
.alert-error { background: #fdecec; color: #a12622; }

/* İletişim */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 36px; align-items: start; }
.contact-list { display: grid; gap: 14px; }
.contact-item { display: flex; gap: 16px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); transition: border-color .2s; }
.contact-item:hover { border-color: var(--accent-100); }
.contact-item .card-icon { margin: 0; width: 46px; height: 46px; flex: none; border-radius: 14px; }
.contact-item .card-icon svg { width: 22px; height: 22px; }
.contact-item h4 { font-family: var(--font-body); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.contact-item p, .contact-item a { margin: 0; font-weight: 600; }
.contact-item a:hover { color: var(--accent-700); }
.map { border-radius: var(--radius-xl); overflow: hidden; border: 1px solid var(--line); height: 380px; margin-top: 40px; }
.map iframe { width: 100%; height: 100%; border: 0; }
.map-kapali { display: grid; place-items: center; height: auto; min-height: 380px; padding: 32px 20px; background: var(--bg-tint); }
.map-onay { max-width: 560px; text-align: center; }
.map-onay-ikon { display: inline-grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; background: var(--white); color: var(--accent); box-shadow: 0 0 0 6px var(--accent-50); margin-bottom: 16px; }
.map-onay-ikon svg { width: 24px; height: 24px; }
.map-onay strong { display: block; font-family: var(--font-head); font-size: 1.05rem; color: var(--ink); margin-bottom: 8px; }
.map-onay p { color: var(--muted); font-size: .9rem; margin-bottom: 20px; }
.map-onay p a { color: var(--accent-700); font-weight: 600; }
.map-onay-dugmeler { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }

/* ---------- Alt bilgi ---------- */
.site-footer { background: var(--navy-900); color: var(--steel-300); padding-top: 72px; font-size: .93rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 56px; }
.site-footer h4 { color: var(--white); font-family: var(--font-head); font-size: .95rem; margin-bottom: 18px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.site-footer a:hover { color: var(--white); }
.site-footer .logo-img { height: 50px; background: var(--white); padding: 8px 12px; border-radius: 12px; box-sizing: content-box; }
.footer-about { margin-top: 18px; max-width: 320px; }
.footer-contact li { display: flex; gap: 10px; }
.footer-contact svg { width: 18px; height: 18px; color: var(--accent); flex: none; margin-top: 3px; }
.socials { display: flex; gap: 10px; margin-top: 18px; }
.socials a { width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(255,255,255,.15); display: flex; align-items: center; justify-content: center; color: var(--steel-300); }
.socials a:hover { background: var(--accent); border-color: var(--accent); color: var(--white); }
.socials svg { width: 17px; height: 17px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 22px 0; font-size: .84rem; }
.footer-bottom .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* WhatsApp düğmesi */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 56px; height: 56px; border-radius: 50%;
  background: #1fa855; color: var(--white); display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 24px rgba(31, 168, 85, .35); transition: transform .2s;
}
.wa-float:hover { transform: scale(1.06); }
.wa-float svg { width: 28px; height: 28px; }

/* Bildirim */
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 140%); z-index: 80;
  background: var(--ink); color: var(--white); padding: 12px 18px; border-radius: 999px; box-shadow: var(--shadow-lg);
  display: flex; gap: 14px; align-items: center; transition: transform .3s; font-size: .92rem; max-width: calc(100% - 32px);
}
.toast.show { transform: translate(-50%, 0); }
.toast a { color: #7fd6e6; font-weight: 600; white-space: nowrap; }

/* Kaydırınca beliren öğeler */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s, transform .6s; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Ana sayfa: teklif süreci ---------- */
.section-slim { padding: 80px 0; }
.how {
  display: grid; grid-template-columns: .85fr 1.15fr; gap: 56px; align-items: center;
  padding: 48px; border-radius: var(--radius-xl); border: 1px solid var(--accent-100);
  background: linear-gradient(135deg, var(--accent-50) 0%, #ffffff 60%);
}
.how-head h2 { margin-bottom: .35em; }
.how-head p { color: var(--muted); margin-bottom: 1.4em; }
.how-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; counter-reset: how; }
.how-steps li {
  position: relative; display: flex; gap: 18px; align-items: flex-start; padding: 20px 22px;
  background: var(--white); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow-sm);
}
.how-steps li:not(:last-child)::after {
  content: ""; position: absolute; left: 45px; top: 70px; bottom: -16px; width: 2px; background: var(--accent-100);
}
.how-icon {
  position: relative; width: 48px; height: 48px; border-radius: 14px; flex: none; display: grid; place-items: center; color: var(--white);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-700) 100%); box-shadow: 0 8px 18px rgba(7, 151, 177, .25);
}
.how-icon svg { width: 22px; height: 22px; }
.how-icon::after {
  counter-increment: how; content: counter(how); position: absolute; right: -7px; top: -7px;
  width: 22px; height: 22px; border-radius: 50%; background: var(--ink); color: var(--white);
  font: 700 .72rem/22px var(--font-head); text-align: center; border: 2px solid var(--white);
}
.how-steps h3 { font-size: 1.05rem; margin-bottom: .2em; }
.how-steps p { margin: 0; color: var(--muted); font-size: .93rem; }
.how-steps b { color: var(--ink); }

/* ---------- Ana sayfa: markalara göre keşfedin ---------- */
.brand-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px; }
.brand-feature {
  display: flex; flex-direction: column; gap: 14px; padding: 20px; background: var(--white);
  border: 1px solid var(--line); border-radius: var(--radius-lg); transition: border-color .2s, box-shadow .2s, transform .2s;
}
.brand-feature:hover { border-color: var(--accent-100); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.brand-feature-logo { height: 84px; display: grid; place-items: center; border-radius: 14px; background: var(--bg-soft); padding: 14px 20px; }
.brand-feature-logo img { max-height: 40px; max-width: 80%; width: auto; height: auto; object-fit: contain; }
.brand-feature-count { color: var(--muted); font-size: .9rem; }
.brand-feature-count strong { font-family: var(--font-head); font-size: 1.5rem; color: var(--ink); letter-spacing: -.02em; margin-right: 2px; }
.brand-feature-cats { display: flex; flex-wrap: wrap; gap: 6px; flex: 1; align-content: flex-start; }
.brand-feature-cats a {
  font-size: .8rem; font-weight: 600; padding: 4px 10px; border-radius: 999px; background: var(--accent-50); color: var(--accent-700);
  transition: background .2s, color .2s;
}
.brand-feature-cats a:hover { background: var(--accent); color: var(--white); }
.brand-feature-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: .92rem; color: var(--accent-700); }
.brand-feature-link svg { width: 16px; height: 16px; transition: transform .2s; }
.brand-feature-link:hover svg { transform: translateX(3px); }
.brand-others {
  display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: center; margin-top: 22px;
  padding: 18px 22px; border-radius: var(--radius-lg); background: var(--bg-soft); border: 1px solid var(--line);
}
.brand-others > span { font-weight: 600; font-size: .92rem; color: var(--ink-2); max-width: 170px; line-height: 1.35; }
.brand-others > div { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 10px; }

/* ---------- Ana sayfa: neden MEF ---------- */
.why { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: center; }
.why-head p { color: var(--muted); margin-bottom: 1.6em; }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.why-item { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); transition: border-color .2s, box-shadow .2s; }
.why-item:hover { border-color: var(--accent-100); box-shadow: var(--shadow-md); }
.why-item:nth-child(2), .why-item:nth-child(3) { background: linear-gradient(160deg, var(--accent-50), #fff 70%); }
.why-icon { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: var(--ink); color: #5fd0e4; margin-bottom: 16px; }
.why-icon svg { width: 24px; height: 24px; }
.why-item h3 { font-size: 1.08rem; margin-bottom: .35em; }
.why-item p { margin: 0; color: var(--muted); font-size: .93rem; }

/* ---------- Marka sayfası ---------- */
.brand-hero-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 56px; align-items: center; }
.brand-hero h1 { font-size: clamp(2.3rem, 4.4vw, 3.4rem); }
.brand-hero p { margin-bottom: 22px; }
.brand-facts { list-style: none; margin: 0 0 26px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.brand-facts li {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border-radius: 999px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); font-size: .88rem; color: #dbe5ec;
}
.brand-facts b { color: var(--white); }
.brand-facts svg { width: 16px; height: 16px; color: #5fd0e4; }
.brand-hero-logo {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px; aspect-ratio: 4 / 3;
  background: var(--white); border-radius: var(--radius-xl); padding: 36px; box-shadow: 0 24px 60px rgba(0, 0, 0, .3);
}
.brand-hero-logo img { max-width: 82%; max-height: 110px; width: auto; height: auto; object-fit: contain; }
.brand-hero-logo > span { font-family: var(--font-head); font-size: 2.4rem; font-weight: 800; color: var(--ink); }
.brand-hero-logo a { display: inline-flex; align-items: center; gap: 6px; font-size: .85rem; font-weight: 600; color: var(--accent-700); }
.brand-hero-logo a svg { width: 14px; height: 14px; }
.partner-logos.others { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.partner-logos.others .partner-logo { height: 76px; }
.partner-logos.others .partner-logo img { max-height: 36px; }

.brand-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.brand-card {
  display: flex; flex-direction: column; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; transition: border-color .2s, box-shadow .2s, transform .2s;
}
.brand-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.brand-card-logo { height: 120px; display: grid; place-items: center; margin: 10px 10px 0; border-radius: 14px; background: var(--bg-soft); padding: 20px; }
.brand-card-logo img { max-height: 48px; max-width: 70%; width: auto; height: auto; object-fit: contain; }
.brand-card-logo span { font-family: var(--font-head); font-weight: 800; font-size: 1.6rem; }
.brand-card-body { padding: 18px 20px 0; flex: 1; display: flex; flex-direction: column; }
.brand-card-body strong { font-family: var(--font-head); font-size: 1.15rem; }
.brand-card-body small { font-size: .78rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-700); }
.brand-card-desc {
  margin-top: 8px; color: var(--muted); font-size: .9rem; line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.brand-card-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: 16px 20px 0; padding: 14px 0 18px;
  border-top: 1px solid var(--line); font-size: .9rem;
}
.brand-card-foot b { color: var(--accent-700); }
.brand-card-foot b.muted { color: var(--muted); font-weight: 600; }
.brand-card-foot svg { width: 18px; height: 18px; color: var(--accent); transition: transform .2s; }
.brand-card:hover .brand-card-foot svg { transform: translateX(4px); }

/* ---------- Çözümler sayfası ---------- */
.hero-points { list-style: none; margin: 24px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px 22px; }
.hero-points li { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: .93rem; color: #dbe5ec; }
.hero-points svg { width: 18px; height: 18px; color: #5fd0e4; }
.service { display: flex; flex-direction: column; }
.service ul { margin-bottom: 20px; }
.service-brands { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line); }
.service-brands a {
  font-size: .78rem; font-weight: 600; padding: 4px 11px; border-radius: 999px; background: var(--accent-50); color: var(--accent-700);
  transition: background .2s, color .2s;
}
.service-brands a:hover { background: var(--accent); color: var(--white); }

/* ---------- Ürün detayı (ek) ---------- */
.pd-gallery { position: sticky; top: calc(var(--header-h) + 24px); }
.pd-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 6px; }
.pd-top .pd-brand-logo { margin: 0; }
.pd-cat {
  display: inline-flex; align-items: center; gap: 7px; padding: 6px 13px; border-radius: 999px;
  background: var(--accent-50); color: var(--accent-700); font-size: .83rem; font-weight: 600; transition: background .2s, color .2s;
}
.pd-cat svg { width: 16px; height: 16px; }
.pd-cat:hover { background: var(--accent); color: var(--white); }
.pd-meta { gap: 8px; }
.pd-meta > span { padding: 5px 12px; border-radius: 999px; background: var(--bg-soft); border: 1px solid var(--line); font-size: .85rem; }
.pd-meta > span.pd-meta-seri { background: var(--ink); border-color: var(--ink); }
.pd-meta > span.pd-meta-seri b { color: var(--white); }
.pd-meta a:hover { color: var(--accent-700); }
.pd-keyspecs { margin: 24px 0 0; }
.pd-keyspecs dl {
  margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
}
.pd-keyspecs dl > div { background: var(--white); padding: 11px 14px; min-width: 0; }
.pd-keyspecs dt { font-size: .74rem; font-weight: 600; letter-spacing: .04em; color: var(--muted); margin-bottom: 2px; }
.pd-keyspecs dd { margin: 0; font-weight: 600; font-size: .92rem; color: var(--ink); overflow-wrap: anywhere; }
.pd-allspecs {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 10px; padding: 4px 0; border: 0; background: none; cursor: pointer;
  color: var(--accent-700); font-weight: 600; font-size: .9rem;
}
.pd-allspecs svg { width: 16px; height: 16px; transform: rotate(90deg); }
.pd-buy { background: linear-gradient(180deg, var(--accent-50) 0%, var(--white) 100%); border-color: var(--accent-100); }
.pd-trust {
  list-style: none; margin: 16px 0 0; padding: 14px 0 0; border-top: 1px dashed var(--accent-100);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px;
}
.pd-trust li { display: flex; align-items: center; gap: 8px; font-size: .84rem; font-weight: 600; color: var(--ink-2); }
.pd-trust svg { width: 18px; height: 18px; color: var(--accent); flex: none; }
.pd-links { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.pd-links a { display: inline-flex; align-items: center; gap: 7px; font-weight: 600; font-size: .9rem; color: var(--accent-700); }
.pd-links a:hover { text-decoration: underline; }
.pd-links svg { width: 16px; height: 16px; }
.pd-sticky { display: none; }

/* Hazır kategori / marka sayfalarındaki ürün bağlantı listesi (arama motorları tüm ürünleri buradan bulur) */
.link-list { list-style: none; padding: 0; margin: 18px 0 0; columns: 3 260px; column-gap: 32px; }
.link-list li { break-inside: avoid; padding: 5px 0; border-bottom: 1px dashed var(--line); font-size: .9rem; line-height: 1.4; }
.link-list a { color: var(--ink-2); }
.link-list a:hover { color: var(--accent-700); text-decoration: underline; }
body[data-page="category"] .brand-bar { margin-bottom: 36px; }
/* Kategori tanıtım metni ve sık sorulan sorular */
.kat-metin { margin-top: 24px; }
.kat-metin ul { padding-left: 1.2em; }
.kat-metin li { margin: .45em 0; }
.kat-metin .btn { margin-top: 12px; }
.kat-metin a.btn-primary { color: var(--white); }
.sss details { border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin: 10px 0; background: var(--white); }
.sss summary { cursor: pointer; font-weight: 600; color: var(--ink); }
.sss details[open] summary { color: var(--accent-700); }
.sss details p { margin: .6em 0 0; }
body[data-page="category"] main h2, body[data-page="brand"] main > .section h2 { margin-top: 48px; }

/* ---------- Duyarlı düzen ---------- */
@media (max-width: 1180px) {
  .nav-links a { padding: 0 11px; font-size: .92rem; }
  .nav-links a::after { left: 11px; right: 11px; }
  .cart-btn .cart-label { display: none; }
  .cart-btn { padding: 9px 12px; }
  .brand-others { grid-template-columns: 1fr; gap: 12px; }
  .brand-others > span { max-width: none; }
  .partner-logos { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .hero-stats { grid-template-columns: repeat(2, max-content); gap: 16px 40px; }
}

@media (max-width: 1080px) {
  .product-grid, .product-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .sectors { grid-template-columns: repeat(3, 1fr); }
  .grid-4, .steps, .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-grid { gap: 40px; }
  .brand-features, .brand-cards { grid-template-columns: repeat(2, 1fr); }
  .how, .why { grid-template-columns: 1fr; gap: 36px; }
  .how { padding: 36px; }
}

@media (max-width: 920px) {
  .topbar .topbar-group:last-child { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed; top: var(--nav-top, 110px); left: 0; right: 0; bottom: 0;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: #1a2029; padding: 14px 16px 24px; overflow-y: auto;
    transform: translateX(100%); visibility: hidden; transition: transform .3s, visibility .3s; border-top: 1px solid rgba(255, 255, 255, .08);
  }
  .nav-links.open { transform: none; visibility: visible; }
  /* Telefon menüsünde alt çizgi yerine zemin vurgusu */
  .nav-links a { height: auto; padding: 14px 16px; border-radius: 14px; font-size: 1.05rem; }
  .nav-links a::after { display: none; }
  .nav-links a:hover { background: rgba(255, 255, 255, .06); }
  .nav-links a.active { background: rgba(7, 151, 177, .22); }
  .cart-btn .cart-label { display: none; }
  .cart-btn { padding: 9px 12px; }

  .hero-grid, .about-grid, .product-detail, .quote-layout, .contact-grid { grid-template-columns: 1fr; }
  .hero-grid { padding-top: 48px; padding-bottom: 32px; gap: 44px; }
  .hero-visual { max-width: 560px; justify-self: start; }
  .hero-partners { grid-template-columns: 1fr; gap: 14px; }
  .partner-logos { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .brands { grid-template-columns: repeat(3, 1fr); }
  .catalog { grid-template-columns: 1fr; }
  .filters { position: static; max-height: none; overflow: visible; gap: 12px; padding: 0; border: 0; background: none; }
  .qty.sm button { width: 42px; height: 44px; }
  .qty.sm input { width: 44px; height: 44px; }
  .remove-btn { padding: 12px; }
  .filter-toggle {
    display: flex; align-items: center; gap: 10px; width: 100%; min-height: 48px; padding: 0 18px;
    border: 1.5px solid var(--line); border-radius: 999px; background: var(--white); cursor: pointer;
    font-weight: 600; color: var(--ink);
  }
  .filter-toggle svg { width: 20px; height: 20px; }
  .filter-toggle::after { content: ""; margin-left: auto; width: 8px; height: 8px; border-right: 2px solid; border-bottom: 2px solid; transform: rotate(45deg) translateY(-3px); transition: transform .2s; }
  .filters.open .filter-toggle::after { transform: rotate(-135deg) translateY(-2px); }
  .filter-summary { font-weight: 500; color: var(--accent-700); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .filter-panel { display: none; gap: 20px; padding: 16px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--bg-soft); }
  .filters.open .filter-panel { display: grid; }
  .filter-list { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
  .filter-list button { min-height: 44px; background: var(--white); border: 1px solid var(--line); font-size: .9rem; line-height: 1.25; }
  .filter-list button.active { border-color: var(--accent); }
  .check-list label { min-height: 44px; background: var(--white); border: 1px solid var(--line); }
  #filter-brands { grid-template-columns: 1fr 1fr; gap: 6px; }
  .facet { border-top: 0; padding-top: 0; }
  .facet .check-list { display: flex; flex-wrap: wrap; gap: 6px; }
  .facet .check-list label { min-height: 40px; padding: 6px 12px 6px 10px; border-radius: 999px; }
  .facet .check-list span { white-space: nowrap; overflow-wrap: normal; }
  .filter-apply { display: block; position: sticky; bottom: 12px; padding-right: 64px; }   /* sağda WhatsApp düğmesine yer */
  .filter-apply .btn { width: 100%; box-shadow: var(--shadow-md); }
  .brand-bar { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; margin-bottom: 14px; padding-bottom: 2px; }
  .brand-bar::-webkit-scrollbar { display: none; }
  .brand-pill { flex: none; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .cta-band { flex-direction: column; align-items: flex-start; padding: 40px 30px; }
  .brand-hero-grid { grid-template-columns: 1fr; gap: 24px; }
  /* Telefonda logo kartı başlığın üstünde, küçük */
  .brand-hero-logo { order: -1; aspect-ratio: auto; max-width: 420px; padding: 22px; gap: 10px; border-radius: var(--radius-lg); }
  .brand-hero-logo img { max-height: 56px; }
  .partner-logos.others { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .brand-others > div { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .pd-gallery { position: static; }
  /* Telefonda altta sabit teklif çubuğu (WhatsApp düğmesi yerine) */
  .pd-sticky {
    display: flex; align-items: center; gap: 10px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 70;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: var(--white); border-top: 1px solid var(--line);
    box-shadow: 0 -10px 30px rgba(20, 32, 48, .1); transform: translateY(110%); transition: transform .25s;
  }
  .pd-sticky.show { transform: none; }
  .pd-sticky-name { flex: 1; min-width: 0; line-height: 1.25; }
  .pd-sticky-name small { display: block; font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-700); }
  .pd-sticky-name strong { display: block; font-size: .86rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .pd-sticky .btn { min-height: 44px; padding: .6em 1em; }
  .pd-sticky .btn-whatsapp { width: 44px; padding: 0; }
  .has-pd-sticky .wa-float { display: none; }
  .has-pd-sticky .site-footer { padding-bottom: 72px; }
}

@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  .topbar { display: none; }
  .section { padding: 68px 0; }
  .hero-grid { padding-top: 36px; }
  .hero-search { padding: 5px 5px 5px 16px; }
  .hero-search input { font-size: 16px; }   /* iOS'ta odaklanınca yakınlaşmayı önler */
  .hero-search .btn { padding: .75em 1.1em; }
  .hero-quick { margin-bottom: 26px; }
  .hero-stats { gap: 12px 20px; }
  .hero-stat { flex: 1 1 40%; }
  .collage-page { gap: 12px; padding-bottom: 20px; }
  .partner-logos[data-kayan] .partner-logo { width: 108px; }
  .collage-card { padding: 10px 10px 12px; border-radius: 16px; }
  .collage-card:nth-child(2n) { transform: translateY(20px); }
  .collage-card strong { font-size: .84rem; }
  .collage-card .collage-brand img { height: 13px; max-width: 76px; }
  .hero-badge { display: none; }
  .hero-partners { padding: 22px 0 32px; margin-top: 30px; }
  .partner-logos { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .partner-logo { height: 48px; border-radius: 12px; }
  .partner-logo img { max-height: 26px; }
  .product-grid, .product-grid.cols-4 { grid-template-columns: 1fr 1fr !important; gap: 12px; }
  .product-media { margin: 8px 8px 0; border-radius: 12px; }
  .product-body { padding: 12px 12px 14px; }
  .product-body h3 { font-size: .95rem; line-height: 1.3; overflow-wrap: anywhere; }
  .product-body p { font-size: .8rem; margin: 6px 0 12px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
  .product-sku { font-size: .72rem; }
  .product-media .tag { top: 7px; left: 7px; font-size: .62rem; padding: 3px 7px; }
  .product-media .tag-seri { left: auto; right: 7px; }
  .product-actions { grid-template-columns: 1fr 44px; gap: 6px; }
  .product-actions .btn { padding: .6em .5em; min-height: 44px; }
  .icon-btn { width: 44px; height: 44px; }
  .tab-list { display: flex; border-radius: 16px; }
  .tab-list button { padding: 10px 12px; font-size: .88rem; }
  .spec-table th, .spec-table td { padding: 10px 12px; font-size: .88rem; }
  .spec-table th { width: 44%; }
  .pd-buy { padding: 16px; }
  .product-detail { gap: 24px; }
  .gallery-main { aspect-ratio: 4 / 3; border-radius: var(--radius-lg); }
  .gallery-main img { padding: 14px; }
  .pd-info h1 { font-size: 1.6rem; }
  .pd-meta { gap: 6px 14px; }
  .pd-buy-row .btn { min-height: 48px; }
  .wa-float { width: 50px; height: 50px; right: 14px; bottom: 14px; }
  .wa-float svg { width: 26px; height: 26px; }
  .grid-2, .grid-3, .grid-4, .steps, .form-grid { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .cat-card { padding: 14px; gap: 10px; }
  .cat-card-icon { width: 38px; height: 38px; }
  .cat-card strong { font-size: .88rem; }
  .sector-card { flex-direction: column; gap: 16px; }
  .sectors { grid-template-columns: repeat(2, 1fr); }
  .brands { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 20px 18px; }
  .stat strong { font-size: 1.9rem; }
  .logo-img { height: 42px; }
  .quote-item { grid-template-columns: 56px 1fr auto; }
  .quote-thumb { width: 56px; height: 56px; }
  .quote-item .qty { grid-column: 2 / 3; justify-self: start; }
  .quote-item .remove-btn { grid-row: 1; grid-column: 3; }
  .form-card { padding: 22px; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-band { border-radius: var(--radius-lg); padding: 34px 24px; }
  .section-slim { padding: 56px 0; }
  .how { padding: 24px 18px; border-radius: var(--radius-lg); }
  .how-steps li { padding: 16px; gap: 14px; }
  .how-steps li:not(:last-child)::after { left: 39px; top: 66px; }
  .brand-features, .brand-cards, .why-grid { grid-template-columns: 1fr; }
  .brand-others > div, .partner-logos.others { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .partner-logos.others .partner-logo { height: 60px; }
  .partner-logos.others .partner-logo img { max-height: 28px; }
  .why-item { padding: 22px; }
  .pd-keyspecs dl > div { padding: 9px 12px; }
  .pd-trust { grid-template-columns: 1fr; }
  .pd-sticky .btn-primary { padding: .6em .9em; font-size: .88rem; }
}