/* =========================================================
   yagmur-teknik — style.css
   Venüs Web Standardı v3.0 · Bootstrap 5 üzerine özel katman
   Tüm renk / font / boşluk değerleri :root altındadır.
   ========================================================= */

/* ---------- 1. Tasarım değişkenleri ---------- */
:root {
  /* Renk paleti (04-tasarim-brief.md) */
  --color-primary: #004a7f;        /* ana lacivert: logo, başlık, link */
  --color-primary-dark: #003a66;   /* hover */
  --color-primary-soft: #e6eef5;   /* açık lacivert zemin (rozet, ikon kutusu) */
  --color-navy: #0b1f3a;           /* koyu zemin: hero, hakkımızda, footer */
  --color-navy-soft: #13294a;      /* koyu zeminde kart */
  --color-accent: #16a34a;         /* yeşil: yalnızca CTA, aktif durum, tik */
  --color-accent-dark: #15803d;
  --color-surface: #f4f7fa;        /* açık bölüm zemini */
  --color-text: #1c2733;
  --color-muted: #5c6b7a;
  --color-line: #d7e2ec;
  --color-white: #ffffff;
  --color-on-dark: rgba(255, 255, 255, 0.78);
  --color-on-dark-line: rgba(255, 255, 255, 0.14);
  --color-danger: #c62828;
  --gradient-brand: linear-gradient(100deg, var(--color-primary) 0%, var(--color-accent) 100%);

  /* Tipografi */
  --font-heading: 'Barlow Condensed', 'Arial Narrow', Arial, sans-serif;
  --font-body: 'Barlow', 'Helvetica Neue', Arial, sans-serif;
  --fs-display: clamp(2.5rem, 3.2vw + 1rem, 4rem);
  --fs-h2: clamp(2rem, 2vw + 1rem, 3rem);
  --fs-h3: 1.625rem;
  --fs-h4: 1.25rem;
  --fs-lead: 1.125rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-eyebrow: 0.8125rem;
  --lh-tight: 1.05;
  --lh-body: 1.6;

  /* Boşluk */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-section: clamp(4rem, 7vw, 6.5rem);
  --container-max: 1320px;

  /* Şekil ve gölge */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 8px rgba(11, 31, 58, 0.06);
  --shadow-md: 0 12px 32px rgba(11, 31, 58, 0.12);
  --shadow-lg: 0 28px 60px rgba(11, 31, 58, 0.28);

  /* Hareket */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur-fast: 0.2s;
  --dur: 0.45s;
  --dur-scene: 1.6s;

  /* Yerleşim */
  --header-height: 84px;

  /* Bootstrap köprüleri */
  --bs-body-font-family: var(--font-body);
  --bs-body-color: var(--color-text);
  --bs-body-bg: var(--color-white);
  --bs-link-color: var(--color-primary);
  --bs-link-hover-color: var(--color-primary-dark);
  --bs-border-color: var(--color-line);
}

/* ---------- 2. Temel ---------- */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3, h4, .display-title {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: var(--lh-tight);
  color: var(--color-primary);
  letter-spacing: -0.005em;
}
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }
p { margin-bottom: var(--space-4); }
a { color: var(--color-primary); text-decoration: none; transition: color var(--dur-fast) var(--ease); }
a:hover { color: var(--color-primary-dark); }
img, svg { max-width: 100%; height: auto; }
.container { max-width: var(--container-max); }
.icon-sprite { display: none; }
.icon { width: 1.25em; height: 1.25em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.icon--fill { fill: currentColor; stroke: none; }
.visually-hidden-focusable:focus { position: static; }
:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 3px; border-radius: 4px; }
.section { padding-block: var(--space-section); }
.section--surface { background: var(--color-surface); }
.section--dark { background: var(--color-navy); color: var(--color-on-dark); }
.section--dark h2, .section--dark h3, .section--dark h4 { color: var(--color-white); }
.section-head { max-width: 720px; margin-bottom: var(--space-7); }
.section-head p { font-size: var(--fs-lead); color: var(--color-muted); margin-bottom: 0; }
.section--dark .section-head p { color: var(--color-on-dark); }
.lead { font-size: var(--fs-lead); }

/* Eyebrow: kısa çizgi + etiket (referans ekran görüntüsü) */
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-3);
  font-size: var(--fs-eyebrow); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-primary); margin-bottom: var(--space-4);
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--color-accent); border-radius: 2px; }
.section--dark .eyebrow { color: var(--color-on-dark); }

/* ---------- 3. Butonlar ---------- */
.btn-pill {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: 48px; padding: 0.7rem 1.5rem;
  font-family: var(--font-body); font-size: var(--fs-body); font-weight: 600; line-height: 1;
  border-radius: var(--radius-pill); border: 2px solid transparent;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  white-space: nowrap; cursor: pointer;
}
.btn-pill:hover { transform: translateY(-1px); }
.btn-pill--primary { background: var(--color-accent); color: var(--color-white); }
.btn-pill--primary:hover { background: var(--color-accent-dark); color: var(--color-white); }
.btn-pill--navy { background: var(--color-primary); color: var(--color-white); }
.btn-pill--navy:hover { background: var(--color-primary-dark); color: var(--color-white); }
.btn-pill--outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-pill--outline:hover { background: var(--color-primary); color: var(--color-white); }
.btn-pill--light { background: var(--color-white); color: var(--color-primary); }
.btn-pill--light:hover { background: var(--color-surface); color: var(--color-primary-dark); }
.btn-pill--ghost { background: transparent; color: var(--color-white); border-color: rgba(255, 255, 255, 0.45); }
.btn-pill--ghost:hover { background: rgba(255, 255, 255, 0.1); color: var(--color-white); border-color: var(--color-white); }
.btn-pill--sm { min-height: 40px; padding: 0.45rem 1.1rem; font-size: var(--fs-small); }
.btn-pill:disabled, .btn-pill.is-disabled { opacity: 0.55; pointer-events: none; }

/* CTA grubu: pill buton + dışında ok ikonu (referans) */
.cta-group { display: inline-flex; align-items: center; gap: var(--space-3); }
.cta-arrow {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%; color: inherit;
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.cta-group:hover .cta-arrow { transform: translate(3px, -3px); }
.section--dark .cta-arrow, .hero .cta-arrow { color: var(--color-white); }

/* Metin linki + ok */
.link-arrow { display: inline-flex; align-items: center; gap: var(--space-2); font-weight: 600; }
.link-arrow .icon { transition: transform var(--dur-fast) var(--ease); }
.link-arrow:hover .icon { transform: translate(3px, -3px); }

/* ---------- 4. Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 1030;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-line);
  transition: box-shadow var(--dur-fast) var(--ease);
}
.site-header.is-scrolled { box-shadow: var(--shadow-md); }
.header-inner { display: flex; align-items: center; gap: var(--space-5); min-height: var(--header-height); }
.brand { display: inline-flex; align-items: center; flex: none; }
.brand img { height: 46px; width: auto; }
.main-nav { display: none; }
.main-nav { margin-left: var(--space-6); }
.main-nav .nav-link {
  font-weight: 600; font-size: 0.9375rem; color: var(--color-primary); padding: 0.5rem 0.85rem; border-radius: var(--radius-sm);
  display: inline-flex; align-items: center; gap: 0.35rem;
}
.main-nav .nav-link:hover, .main-nav .nav-link.active, .main-nav .nav-link.show { color: var(--color-primary-dark); background: var(--color-primary-soft); }
.main-nav .dropdown-menu {
  border: 1px solid var(--color-line); border-radius: var(--radius-md); box-shadow: var(--shadow-md); padding: var(--space-2); min-width: 260px; margin-top: 0.5rem;
}
.main-nav .dropdown-item { border-radius: var(--radius-sm); padding: 0.55rem 0.85rem; font-weight: 500; }
.main-nav .dropdown-item:hover, .main-nav .dropdown-item:focus { background: var(--color-primary-soft); color: var(--color-primary); }
.main-nav .dropdown-header { font-family: var(--font-heading); font-size: var(--fs-small); letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-muted); padding: 0.5rem 0.85rem 0.25rem; }
.header-actions { display: flex; align-items: center; gap: var(--space-3); margin-left: auto; }
.lang-switch { display: none; align-items: center; gap: 2px; font-size: var(--fs-small); font-weight: 600; }
.lang-switch a { padding: 0.3rem 0.45rem; border-radius: var(--radius-sm); color: var(--color-muted); }
.lang-switch a:hover { color: var(--color-primary); background: var(--color-primary-soft); }
.lang-switch a.is-active { color: var(--color-primary); }
.lang-switch span { color: var(--color-line); }
.header-catalog { display: none; align-items: center; gap: 0.4rem; font-weight: 600; font-size: var(--fs-small); color: var(--color-primary); padding: 0.4rem 0.6rem; border-radius: var(--radius-sm); }
.header-catalog:hover { background: var(--color-primary-soft); }
.header-payment { display: none; }
.nav-toggle {
  display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px;
  border: 1px solid var(--color-line); border-radius: var(--radius-sm); background: var(--color-white); color: var(--color-primary);
}
.nav-toggle .icon { width: 1.5rem; height: 1.5rem; }

/* Mobil menü (Bootstrap offcanvas) */
.mobile-menu { width: min(92vw, 380px); }
.mobile-menu .offcanvas-header { border-bottom: 1px solid var(--color-line); }
.mobile-menu .offcanvas-header img { height: 40px; }
.mobile-menu .accordion-button { font-weight: 600; font-size: 1.0625rem; color: var(--color-text); padding: 0.9rem 0.25rem; box-shadow: none; background: transparent; }
.mobile-menu .accordion-button:not(.collapsed) { color: var(--color-primary); }
.mobile-menu .accordion-button::after { width: 1rem; height: 1rem; background-size: 1rem; }
.mobile-menu .accordion-item { border: 0; border-bottom: 1px solid var(--color-line); border-radius: 0; }
.mobile-menu .accordion-body { padding: 0 0.25rem 0.75rem; }
.mobile-menu .accordion-body a, .mobile-menu .menu-link { display: block; padding: 0.55rem 0.5rem; color: var(--color-text); font-weight: 500; border-radius: var(--radius-sm); }
.mobile-menu .menu-link { font-weight: 600; font-size: 1.0625rem; padding: 0.9rem 0.25rem; border-bottom: 1px solid var(--color-line); border-radius: 0; }
.mobile-menu .accordion-body a:hover, .mobile-menu .menu-link:hover { color: var(--color-primary); }
.mobile-menu .mobile-menu-footer { display: grid; gap: var(--space-3); padding-top: var(--space-5); }
.mobile-menu .lang-switch { display: flex; justify-content: center; }

/* ---------- 5. Hero ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  background: var(--color-navy); color: var(--color-white);
}
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-scene {
  position: absolute; inset: 0; opacity: 0;
  transition: opacity var(--dur-scene) var(--ease);
}
.hero-scene.is-active { opacity: 1; }
.hero-scene img { width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%; }
/* Koyu zeminle harmanlama: soldan lacivert, sağa doğru fotoğraf açılır */
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, var(--color-navy) 0%, rgba(11, 31, 58, 0.9) 32%, rgba(11, 31, 58, 0.5) 60%, rgba(11, 31, 58, 0.2) 100%),
    linear-gradient(0deg, rgba(11, 31, 58, 0.75) 0%, rgba(11, 31, 58, 0) 40%);
}
.hero > .container { position: relative; z-index: 1; }
.hero-inner { padding-block: clamp(2.5rem, 4vw, 3.5rem); }
.hero-content { max-width: 780px; }
.hero-title { font-size: var(--fs-display); color: var(--color-white); font-weight: 500; margin-bottom: var(--space-5); }
.hero-title strong { font-weight: 600; color: var(--color-white); }
.hero-text { font-size: var(--fs-lead); color: var(--color-on-dark); max-width: 680px; margin-bottom: var(--space-6); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-4); }
.hero-badges { display: flex; flex-wrap: wrap; gap: var(--space-4) var(--space-6); margin-top: var(--space-6); padding-top: var(--space-4); border-top: 1px solid var(--color-on-dark-line); }
.hero-badge { display: flex; align-items: center; gap: var(--space-2); font-size: var(--fs-small); font-weight: 500; color: var(--color-on-dark); }
.hero-badge .icon { color: var(--color-accent); }

/* ---------- 6. Rakam şeridi ---------- */
.stats-strip { background: var(--color-white); border-bottom: 1px solid var(--color-line); }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); }
.stat { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-5) var(--space-4); border-right: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }
.stat-icon { display: inline-flex; align-items: center; justify-content: center; flex: none; width: 44px; height: 44px; border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-muted); }
.stat-icon .icon { width: 1.4rem; height: 1.4rem; stroke-width: 1.75; }
.stat-value { font-family: var(--font-heading); font-size: 2.5rem; font-weight: 600; line-height: 1; color: var(--color-primary); }
.stat-label { font-size: var(--fs-small); font-weight: 600; color: var(--color-text); margin-top: var(--space-2); }
.stat-sub { font-size: 0.8125rem; color: var(--color-muted); margin-top: 0.15rem; }

/* ---------- 7. Hakkımızda (koyu, üst üste görsel kartları) ---------- */
.media-stack { position: relative; padding-right: 18%; padding-bottom: 22%; }
.media-stack__main { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.media-stack__main img { width: 100%; aspect-ratio: 4 / 3.4; object-fit: cover; display: block; }
.media-stack__sub {
  position: absolute; right: 0; bottom: 0; width: 44%;
  border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-lg);
  border: 4px solid var(--color-navy);
}
.media-stack__sub img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; display: block; }
.media-stack__badge {
  position: absolute; left: -8px; top: 22px; background: var(--color-white); color: var(--color-primary);
  border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); box-shadow: var(--shadow-md);
}
.media-stack__badge strong { display: block; font-family: var(--font-heading); font-size: 2rem; line-height: 1; }
.media-stack__badge span { font-size: var(--fs-eyebrow); letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-muted); }
.about-text p { color: var(--color-on-dark); font-size: var(--fs-lead); }
.values { display: grid; gap: var(--space-4); margin-top: var(--space-6); }
.value-item { display: flex; gap: var(--space-4); padding: var(--space-4); border: 1px solid var(--color-on-dark-line); border-radius: var(--radius-md); background: rgba(255, 255, 255, 0.03); }
.value-icon { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; flex: none; border-radius: var(--radius-sm); background: rgba(22, 163, 74, 0.15); color: var(--color-accent); }
.value-icon .icon { width: 1.5rem; height: 1.5rem; }
.value-item h3 { font-size: var(--fs-h4); margin-bottom: var(--space-1); }
.value-item p { margin: 0; font-size: var(--fs-small); color: var(--color-on-dark); }

/* ---------- 8. Ürünler: sektör sekmeleri + ürün satırları ---------- */
.sector-tabs { display: flex; gap: var(--space-2); overflow-x: auto; padding-bottom: var(--space-2); margin-bottom: var(--space-6); scrollbar-width: none; }
.sector-tabs::-webkit-scrollbar { display: none; }
.sector-tab {
  flex: none; display: inline-flex; align-items: center; gap: var(--space-2);
  min-height: 46px; padding: 0.55rem 1.15rem; border-radius: var(--radius-pill);
  border: 1px solid var(--color-line); background: var(--color-white); color: var(--color-text);
  font-weight: 600; font-size: var(--fs-small); cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
.sector-tab:hover { border-color: var(--color-primary); color: var(--color-primary); }
.sector-tab[aria-selected="true"] { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-white); }
.sector-tab .icon { width: 1.1rem; height: 1.1rem; }
.sector-panel { display: none; }
.sector-panel.is-active { display: block; animation: panel-in var(--dur) var(--ease) both; }
@keyframes panel-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.sector-intro { background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); overflow: hidden; height: 100%; display: flex; flex-direction: column; }
.sector-intro img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.sector-intro__body { padding: var(--space-5); display: flex; flex-direction: column; flex: 1; }
.sector-intro__body h3 { margin-bottom: var(--space-3); }
.sector-intro__body p { color: var(--color-muted); flex: 1; }
.sector-intro__meta { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-4); }
.chip { display: inline-flex; align-items: center; min-height: 28px; padding: 0.2rem 0.65rem; border-radius: var(--radius-pill); background: var(--color-primary-soft); color: var(--color-primary); font-size: 0.75rem; font-weight: 600; }

.product-list { background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); overflow: hidden; }
.product-group-label { padding: var(--space-3) var(--space-5); background: var(--color-surface); font-family: var(--font-heading); font-size: var(--fs-small); letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted); border-bottom: 1px solid var(--color-line); }
.product-row {
  position: relative; display: grid; grid-template-columns: 88px 1fr auto; grid-template-areas: "media title plus" "media features plus";
  gap: var(--space-2) var(--space-4); align-items: center;
  padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--color-line);
  color: var(--color-text); transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.product-row:last-child { border-bottom: 0; }
.product-row:hover, .product-row:focus-within { background: var(--gradient-brand); color: var(--color-white); }
.product-row__media { grid-area: media; width: 88px; height: 88px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius-sm); background: var(--color-surface); transition: background var(--dur-fast) var(--ease); }
.product-row:hover .product-row__media { background: rgba(255, 255, 255, 0.12); }
.product-row__media img { max-width: 76px; max-height: 76px; width: auto; height: auto; }
.product-row__title { grid-area: title; }
.product-row__title h4 { font-family: var(--font-heading); font-size: 1.375rem; font-weight: 600; margin: 0; color: inherit; }
.product-row__title h4 a { color: inherit; }
.product-row__title h4 a::after { content: ""; position: absolute; inset: 0; }
.product-row__sub { font-size: var(--fs-small); color: var(--color-muted); transition: color var(--dur-fast) var(--ease); }
.product-row:hover .product-row__sub { color: var(--color-on-dark); }
.product-row__tagline { grid-area: tagline; display: none; font-size: var(--fs-small); color: var(--color-muted); }
.product-row:hover .product-row__tagline { color: var(--color-on-dark); }
.product-row__features { grid-area: features; list-style: none; margin: 0; padding: 0; display: grid; gap: 0.2rem; font-size: var(--fs-small); }
.product-row__features li { display: flex; gap: 0.4rem; align-items: flex-start; }
.product-row__features .icon { color: var(--color-accent); width: 1rem; height: 1rem; margin-top: 0.2rem; transition: color var(--dur-fast) var(--ease); }
.product-row:hover .product-row__features .icon { color: var(--color-white); }
.product-row__plus {
  grid-area: plus; display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px;
  border-radius: 50%; border: 1.5px solid var(--color-accent); color: var(--color-accent); transition: all var(--dur-fast) var(--ease);
}
.product-row:hover .product-row__plus { background: var(--color-white); border-color: var(--color-white); color: var(--color-primary); }
.badge-new { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 4px; background: var(--color-accent); color: var(--color-white); font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; vertical-align: middle; margin-left: 0.4rem; }
.product-row:hover .badge-new { background: var(--color-white); color: var(--color-accent-dark); }
.product-list__footer { padding: var(--space-4) var(--space-5); background: var(--color-surface); display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); flex-wrap: wrap; }
.product-list__footer span { color: var(--color-muted); font-size: var(--fs-small); }

/* ---------- 9. Müşteri hizmetleri kartları ---------- */
.service-card {
  display: flex; flex-direction: column; height: 100%; padding: var(--space-5);
  background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-md);
  color: var(--color-text); transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}
a.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-primary); color: var(--color-text); }
.service-card__icon { display: inline-flex; align-items: center; justify-content: center; width: 52px; height: 52px; border-radius: var(--radius-sm); background: var(--color-primary-soft); color: var(--color-primary); margin-bottom: var(--space-4); }
.service-card__icon .icon { width: 1.6rem; height: 1.6rem; }
.service-card h3 { font-size: var(--fs-h4); margin-bottom: var(--space-2); }
.service-card p { color: var(--color-muted); font-size: var(--fs-small); flex: 1; margin-bottom: var(--space-4); }
.service-card--contact { background: var(--color-navy); border-color: var(--color-navy); color: var(--color-white); }
.service-card--contact h3 { color: var(--color-white); }
.service-card--contact p { color: var(--color-on-dark); }
.service-card--contact .service-card__icon { background: rgba(22, 163, 74, 0.18); color: var(--color-accent); }
.contact-line { display: flex; align-items: center; gap: var(--space-2); color: var(--color-white); font-weight: 600; margin-bottom: var(--space-2); }
.contact-line:hover { color: var(--color-accent); }
.contact-line .icon { color: var(--color-accent); }

/* ---------- 10. SSS (Bootstrap accordion özelleştirme) ---------- */
.faq .accordion-item { border: 1px solid var(--color-line); border-radius: var(--radius-md) !important; margin-bottom: var(--space-3); overflow: hidden; background: var(--color-white); }
.faq .accordion-button { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 600; color: var(--color-primary); padding: 1.1rem 1.4rem; box-shadow: none; background: var(--color-white); }
.faq .accordion-button:not(.collapsed) { background: var(--color-primary-soft); }
.faq .accordion-button::after { background-image: none; width: 28px; height: 28px; border-radius: 50%; border: 1.5px solid var(--color-accent); display: inline-flex; align-items: center; justify-content: center; position: relative; transition: transform var(--dur-fast) var(--ease); }
.faq .accordion-button::after { content: ""; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316a34a' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E") center / 14px no-repeat; }
.faq .accordion-button:not(.collapsed)::after { transform: rotate(45deg); }
.faq .accordion-body { padding: 0 1.4rem 1.3rem; color: var(--color-muted); }
.faq .accordion-body a { font-weight: 600; }

/* ---------- 11. CTA bandı (gradient: tanımlı iki yerden biri) ---------- */
.cta-band { position: relative; overflow: hidden; background: var(--gradient-brand); color: var(--color-white); padding-block: clamp(3.5rem, 6vw, 5.5rem); }
.cta-band::before { content: ""; position: absolute; right: -8%; top: -40%; width: 46%; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.18); }
.cta-band::after { content: ""; position: absolute; right: 4%; bottom: -55%; width: 34%; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.14); }
.cta-band h2 { color: var(--color-white); font-size: var(--fs-h2); margin-bottom: var(--space-3); }
.cta-band p { color: rgba(255, 255, 255, 0.86); font-size: var(--fs-lead); max-width: 560px; margin-bottom: var(--space-5); }
.cta-band .eyebrow { color: rgba(255, 255, 255, 0.9); }
.cta-band .eyebrow::before { background: var(--color-white); }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: var(--space-3); position: relative; z-index: 1; }

/* ---------- 12. Footer ---------- */
.site-footer { background: var(--color-navy); color: var(--color-on-dark); padding-top: var(--space-8); }
.site-footer h4 { color: var(--color-white); font-size: 1.125rem; letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: var(--space-4); }
.footer-brand > img { height: 44px; filter: brightness(0) invert(1); }
.footer-brand p { margin-top: var(--space-4); font-size: var(--fs-small); max-width: 320px; }
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.footer-links a { color: var(--color-on-dark); font-size: var(--fs-small); }
.footer-links a:hover { color: var(--color-white); }
.footer-contact { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); font-size: var(--fs-small); }
.footer-contact li { display: flex; gap: var(--space-2); align-items: flex-start; }
.footer-contact .icon { color: var(--color-accent); margin-top: 0.15rem; }
.footer-contact strong { color: var(--color-white); display: block; font-weight: 600; }
.footer-contact a { color: var(--color-on-dark); }
.footer-contact a:hover { color: var(--color-white); }
.footer-certs { display: flex; gap: var(--space-2); margin-top: var(--space-4); }
.cert-mark { display: inline-flex; align-items: center; justify-content: center; height: 56px; padding: 0.5rem 0.75rem; background: var(--color-white); border-radius: var(--radius-sm); }
.cert-mark img { height: 40px; width: auto; }
.footer-bottom { margin-top: var(--space-7); padding-block: var(--space-4); border-top: 1px solid var(--color-on-dark-line); font-size: 0.8125rem; display: flex; flex-wrap: wrap; gap: var(--space-3) var(--space-5); align-items: center; justify-content: space-between; }
.footer-legal { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); list-style: none; margin: 0; padding: 0; }
.footer-legal a, .footer-legal button { color: var(--color-on-dark); background: none; border: 0; padding: 0; font: inherit; cursor: pointer; }
.footer-legal a:hover, .footer-legal button:hover { color: var(--color-white); }

/* ---------- 13. Sabit WhatsApp butonu ---------- */
.whatsapp-fab {
  position: fixed; right: 20px; bottom: 20px; z-index: 1020;
  display: inline-flex; align-items: center; gap: var(--space-2);
  min-height: 56px; padding: 0 1.1rem 0 0.75rem; border-radius: var(--radius-pill);
  background: #25d366; color: var(--color-white); font-weight: 600; box-shadow: var(--shadow-md);
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.whatsapp-fab:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); color: var(--color-white); }
.whatsapp-fab .icon { width: 1.75rem; height: 1.75rem; }
.whatsapp-fab span { display: none; }

/* ---------- 14. Formlar (style tile + T4 için ortak) ---------- */
.form-label { font-weight: 600; font-size: var(--fs-small); color: var(--color-text); }
.form-control, .form-select { border: 1.5px solid var(--color-line); border-radius: var(--radius-sm); min-height: 48px; padding: 0.6rem 0.9rem; font-family: var(--font-body); color: var(--color-text); }
.form-control:focus, .form-select:focus { border-color: var(--color-primary); box-shadow: 0 0 0 4px rgba(0, 74, 127, 0.12); }
.form-control.is-invalid { border-color: var(--color-danger); background-image: none; }
.form-control.is-valid { border-color: var(--color-accent); background-image: none; }
.invalid-feedback { color: var(--color-danger); font-size: 0.8125rem; }
.form-check-input { width: 1.25em; height: 1.25em; border: 1.5px solid var(--color-muted); margin-top: 0.15em; }
.form-check-input:checked { background-color: var(--color-accent); border-color: var(--color-accent); }
.form-check-input:focus { box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.2); border-color: var(--color-accent); }
.form-check-label { font-size: var(--fs-small); color: var(--color-muted); }
.form-alert { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4); border-radius: var(--radius-sm); font-size: var(--fs-small); }
.form-alert--success { background: rgba(22, 163, 74, 0.1); color: var(--color-accent-dark); border: 1px solid rgba(22, 163, 74, 0.3); }
.form-alert--error { background: rgba(198, 40, 40, 0.08); color: var(--color-danger); border: 1px solid rgba(198, 40, 40, 0.3); }

/* ---------- 15. Scroll reveal (hafif, işlevsel) ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.1s; }
.reveal[data-delay="2"] { transition-delay: 0.2s; }
.reveal[data-delay="3"] { transition-delay: 0.3s; }

/* ---------- 16. Çerez onayı (Venüs KVKK bileşeni, token'lara bağlandı) ---------- */
#vc-consent { position: fixed; inset: auto 0 0 0; z-index: 99999; font-family: var(--font-body); }
.vc-banner { max-width: 980px; margin: 0 auto 20px; padding: 22px 24px; background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-md); box-shadow: var(--shadow-lg); display: none; }
.vc-banner.vc-open { display: block; animation: vc-rise 0.35s ease both; }
@keyframes vc-rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.vc-banner h2 { margin: 0 0 6px; font-size: 1.25rem; color: var(--color-primary); }
.vc-banner p { margin: 0 0 14px; font-size: 0.875rem; line-height: 1.55; color: var(--color-muted); }
.vc-banner a { text-decoration: underline; }
.vc-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.vc-btn { appearance: none; border: 0; cursor: pointer; font-family: inherit; font-size: 0.9375rem; font-weight: 600; padding: 11px 20px; border-radius: var(--radius-pill); transition: filter 0.15s ease; }
.vc-btn:hover { filter: brightness(1.08); }
.vc-btn-accept { background: var(--color-primary); color: var(--color-white); }
.vc-btn-reject { background: var(--color-primary-soft); color: var(--color-primary); }
.vc-btn-prefs { background: transparent; color: var(--color-primary); text-decoration: underline; padding-left: 8px; padding-right: 8px; }
.vc-overlay { position: fixed; inset: 0; background: rgba(11, 31, 58, 0.55); display: none; align-items: center; justify-content: center; padding: 16px; z-index: 100000; }
.vc-overlay.vc-open { display: flex; }
.vc-modal { background: var(--color-white); border-radius: var(--radius-md); max-width: 560px; width: 100%; max-height: 88vh; overflow-y: auto; box-shadow: var(--shadow-lg); padding: 26px; }
.vc-modal.vc-open { animation: vc-rise 0.3s ease both; }
.vc-modal h3 { margin: 0 0 4px; font-size: 1.375rem; }
.vc-modal > p { margin: 0 0 18px; font-size: 0.8125rem; color: var(--color-muted); line-height: 1.5; }
.vc-cat { border: 1px solid var(--color-line); border-radius: 10px; padding: 14px 16px; margin-bottom: 10px; }
.vc-cat-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.vc-cat-head strong { font-size: 0.9375rem; color: var(--color-text); }
.vc-cat p { margin: 8px 0 0; font-size: 0.8125rem; color: var(--color-muted); line-height: 1.5; }
.vc-cat .vc-always { font-size: 0.75rem; font-weight: 600; color: var(--color-accent); white-space: nowrap; }
.vc-switch { position: relative; width: 44px; height: 24px; flex: none; }
.vc-switch input { opacity: 0; width: 100%; height: 100%; position: absolute; cursor: pointer; margin: 0; }
.vc-slider { position: absolute; inset: 0; background: #c3cfda; border-radius: 24px; transition: background 0.15s ease; pointer-events: none; }
.vc-slider::before { content: ""; position: absolute; width: 18px; height: 18px; left: 3px; top: 3px; background: var(--color-white); border-radius: 50%; transition: transform 0.15s ease; }
.vc-switch input:checked + .vc-slider { background: var(--color-accent); }
.vc-switch input:checked + .vc-slider::before { transform: translateX(20px); }
.vc-switch input:focus-visible + .vc-slider { outline: 3px solid var(--color-accent); outline-offset: 2px; }
.vc-modal-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }

/* ---------- 17. Style tile yardımcıları ---------- */
.tile-section { padding-block: var(--space-7); border-bottom: 1px solid var(--color-line); }
.swatch { border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-line); height: 100%; }
.swatch__color { height: 96px; }
.swatch__color--primary { background: var(--color-primary); }
.swatch__color--navy { background: var(--color-navy); }
.swatch__color--accent { background: var(--color-accent); }
.swatch__color--gradient { background: var(--gradient-brand); }
.swatch__color--surface { background: var(--color-surface); }
.swatch__color--text { background: var(--color-text); }
.tile-faq { max-width: 760px; }
.swatch__body { padding: var(--space-3) var(--space-4); font-size: var(--fs-small); }
.swatch__body strong { display: block; color: var(--color-text); }
.swatch__body code { color: var(--color-muted); font-size: 0.8125rem; }
.swatch__body p { margin: var(--space-1) 0 0; color: var(--color-muted); font-size: 0.8125rem; }
.type-sample { display: grid; grid-template-columns: 140px 1fr; gap: var(--space-4); align-items: baseline; padding: var(--space-3) 0; border-bottom: 1px dashed var(--color-line); }
.type-sample small { color: var(--color-muted); font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; }
.type-sample h1 { font-size: var(--fs-display); font-weight: 500; }
.dark-panel { background: var(--color-navy); border-radius: var(--radius-md); padding: var(--space-5); color: var(--color-white); }
.component-panel { background: var(--color-surface); border-radius: var(--radius-md); padding: var(--space-5); }

/* ---------- 18. Responsive ---------- */
@media (max-width: 575.98px) {
  .stat { flex-direction: column; gap: var(--space-3); }
}
@media (min-width: 576px) {
  .whatsapp-fab span { display: inline; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .stat { border-bottom: 0; }
  .stat:last-child { border-right: 0; }
}
@media (min-width: 768px) {
  .product-row { grid-template-columns: 96px 1.15fr 1.6fr 44px; grid-template-areas: "media title features plus"; gap: var(--space-4) var(--space-5); }
  .product-row__media { width: 96px; height: 96px; }
  .values { grid-template-columns: repeat(3, 1fr); }
  .value-item { flex-direction: column; }
}
@media (min-width: 992px) {
  .main-nav { display: flex; align-items: center; }
  .nav-toggle { display: none; }
  .lang-switch { display: inline-flex; }
  .header-catalog { display: inline-flex; }
  .header-payment { display: inline-flex; }
  .hero-inner { min-height: 680px; display: flex; align-items: center; }
  .hero-media::after {
    background:
      linear-gradient(90deg, var(--color-navy) 0%, rgba(11, 31, 58, 0.94) 24%, rgba(11, 31, 58, 0.55) 46%, rgba(11, 31, 58, 0.1) 68%, rgba(11, 31, 58, 0) 100%),
      linear-gradient(0deg, rgba(11, 31, 58, 0.55) 0%, rgba(11, 31, 58, 0) 30%);
  }
  .values { grid-template-columns: 1fr; }
  .value-item { flex-direction: row; }
  .stat { padding: var(--space-5) var(--space-6); }
}
@media (min-width: 992px) and (max-width: 1199.98px) {
  /* Dar masaüstü: header sığsın — katalog yalnızca ikon, daha sıkı boşluklar */
  .header-inner { gap: var(--space-4); }
  .main-nav { margin-left: var(--space-2); }
  .main-nav .nav-link { padding: 0.5rem 0.55rem; font-size: 0.9rem; }
  .header-catalog__text { display: none; }
  .brand img { height: 40px; }
}
@media (min-width: 1200px) {
  .product-row { grid-template-columns: 96px 1.1fr 1.2fr 1.5fr 44px; grid-template-areas: "media title tagline features plus"; }
  .product-row__tagline { display: block; }
  .values { grid-template-columns: repeat(3, 1fr); }
  .value-item { flex-direction: column; }
}
@media (max-width: 991.98px) {
  .hero-scene img { object-position: 60% 50%; }
}

/* ---------- 20. İç sayfa başlığı + breadcrumb (T1/T2/T3/T4 ortak) ---------- */
.page-hero { background: var(--color-navy); color: var(--color-on-dark); padding: var(--space-6) 0 var(--space-7); }
.page-hero .breadcrumb { margin-bottom: var(--space-4); font-size: var(--fs-small); --bs-breadcrumb-divider-color: rgba(255, 255, 255, 0.4); --bs-breadcrumb-item-active-color: var(--color-white); }
.page-hero .breadcrumb a { color: var(--color-on-dark); }
.page-hero .breadcrumb a:hover { color: var(--color-white); }
.page-title { font-size: var(--fs-h2); color: var(--color-white); margin-bottom: var(--space-3); }
.page-lead { font-size: var(--fs-lead); max-width: 760px; margin: 0; }

/* ---------- 21. Ürün kataloğu (T2): filtre paneli, araç çubuğu, boş durum ---------- */
.category-intro { display: grid; gap: 0; background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); overflow: hidden; margin-bottom: var(--space-6); }
.category-intro img { width: 100%; height: 100%; min-height: 220px; object-fit: cover; display: block; }
.category-intro__body { padding: var(--space-5); }
.category-intro__body h2 { margin-bottom: var(--space-3); }
.category-intro__body p { color: var(--color-muted); }
.filter-card { background: var(--color-white); display: flex; flex-direction: column; height: 100%; }
.filter-panel .offcanvas-header { padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--color-line); }
.filter-panel .offcanvas-title { font-family: var(--font-heading); font-size: var(--fs-h4); color: var(--color-primary); }
.filter-panel .offcanvas-body { display: block; flex: 1 1 auto; overflow-y: auto; }
.filter-panel .filter-form { padding: var(--space-3) var(--space-5) var(--space-5); }
.filter-group { padding: var(--space-4) 0; border-bottom: 1px solid var(--color-line); }
.filter-group:last-of-type { border-bottom: 0; }
.filter-group__head h3 { font-family: var(--font-body); font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-muted); margin-bottom: var(--space-3); }
.filter-group__body { display: grid; gap: 0; }
/* Sektör listesi: özel radyo, sağda adet */
.filter-option { display: flex; align-items: center; gap: 0.6rem; min-height: 34px; padding: 0 0.5rem; margin: 0 -0.5rem; border-radius: 6px; font-size: 0.875rem; color: var(--color-text); cursor: pointer; }
.filter-option:hover { background: var(--color-surface); }
.filter-option--sub { margin-left: 0.9rem; padding-left: 0.75rem; border-left: 2px solid var(--color-line); border-radius: 0 6px 6px 0; color: var(--color-muted); }
.filter-option input { appearance: none; -webkit-appearance: none; width: 16px; height: 16px; margin: 0; flex: none; border: 1.5px solid var(--color-muted); border-radius: 50%; background: var(--color-white); display: grid; place-content: center; transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease); }
.filter-option input::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--color-white); transform: scale(0); transition: transform var(--dur-fast) var(--ease); }
.filter-option input:checked { border-color: var(--color-accent); background: var(--color-accent); }
.filter-option input:checked::before { transform: scale(1); }
.filter-option input:focus-visible { outline: 3px solid rgba(22, 163, 74, 0.35); outline-offset: 1px; }
.filter-option em { margin-left: auto; font-style: normal; font-size: 0.75rem; color: var(--color-muted); min-width: 1.6rem; text-align: center; padding: 0 0.35rem; border-radius: var(--radius-pill); background: var(--color-surface); }
.filter-option:has(input:checked) span { color: var(--color-primary); font-weight: 600; }
.filter-option:has(input:checked) em { background: var(--color-primary-soft); color: var(--color-primary); }
/* Çip seçimleri: yakıt türü, ürün tipi */
.filter-chips { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.filter-chip { position: relative; cursor: pointer; }
.filter-chip input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.filter-chip span { display: inline-flex; align-items: center; min-height: 30px; padding: 0.2rem 0.7rem; border-radius: var(--radius-pill); border: 1px solid var(--color-line); background: var(--color-white); font-size: 0.8125rem; font-weight: 500; color: var(--color-text); transition: all var(--dur-fast) var(--ease); }
.filter-chip:hover span { border-color: var(--color-primary); color: var(--color-primary); }
.filter-chip input:checked + span { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-white); }
.filter-chip input:focus-visible + span { outline: 3px solid rgba(22, 163, 74, 0.35); outline-offset: 1px; }
/* Segmentli seçim: yükleme */
.filter-segment { display: grid; grid-template-columns: repeat(3, 1fr); padding: 3px; border-radius: var(--radius-pill); background: var(--color-surface); border: 1px solid var(--color-line); }
.filter-segment label { position: relative; cursor: pointer; }
.filter-segment input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.filter-segment span { display: flex; align-items: center; justify-content: center; min-height: 30px; padding: 0 0.4rem; border-radius: var(--radius-pill); font-size: 0.8125rem; font-weight: 600; color: var(--color-muted); transition: all var(--dur-fast) var(--ease); white-space: nowrap; }
.filter-segment input:checked + span { background: var(--color-white); color: var(--color-primary); box-shadow: var(--shadow-sm); }
.filter-segment input:focus-visible + span { outline: 3px solid rgba(22, 163, 74, 0.35); }
.filter-range { display: flex; align-items: center; gap: var(--space-2); }
.filter-range label { flex: 1; }
.filter-range .form-control { min-height: 38px; padding: 0.35rem 0.6rem; font-size: 0.8125rem; }
.filter-actions { display: grid; gap: var(--space-2); padding-top: var(--space-4); }
.catalog-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); margin-bottom: var(--space-4); }
.catalog-search { position: relative; flex: 1 1 260px; margin: 0; }
.catalog-search .icon { position: absolute; left: 0.9rem; top: 50%; transform: translateY(-50%); color: var(--color-muted); pointer-events: none; }
.catalog-search .form-control { padding-left: 2.6rem; background: var(--color-white); }
.catalog-toolbar__right { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; }
.catalog-count { font-size: var(--fs-small); font-weight: 600; color: var(--color-muted); white-space: nowrap; }
.catalog-sort { margin: 0; }
.catalog-sort .form-select { min-height: 48px; background-color: var(--color-white); font-size: var(--fs-small); }
.active-filters { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin-bottom: var(--space-4); }
.active-filters__label { font-size: var(--fs-small); color: var(--color-muted); }
.active-filter { display: inline-flex; align-items: center; gap: 0.35rem; min-height: 32px; padding: 0.2rem 0.7rem; border-radius: var(--radius-pill); border: 1px solid var(--color-primary); background: var(--color-primary-soft); color: var(--color-primary); font-size: 0.8125rem; font-weight: 600; cursor: pointer; }
.active-filter:hover { background: var(--color-primary); color: var(--color-white); }
.empty-state { text-align: center; padding: var(--space-8) var(--space-5); background: var(--color-white); border: 1px dashed var(--color-line); border-radius: var(--radius-lg); }
.empty-state > .icon { width: 3rem; height: 3rem; color: var(--color-muted); margin-bottom: var(--space-4); }
.empty-state h3 { font-size: var(--fs-h3); }
.empty-state p { color: var(--color-muted); max-width: 460px; margin: 0 auto var(--space-5); }
.empty-state__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); }
.catalog-note { margin: var(--space-4) 0 0; font-size: var(--fs-small); color: var(--color-muted); }
.product-catalog .product-row[hidden] { display: none; }
@media (min-width: 768px) {
  .category-intro { grid-template-columns: 5fr 7fr; }
}
@media (min-width: 992px) {
  .filter-panel { position: sticky; top: calc(var(--header-height) + var(--space-4)); }
  .filter-card { border: 1px solid var(--color-line); border-radius: var(--radius-lg); height: auto; max-height: calc(100vh - var(--header-height) - var(--space-6)); }
  .filter-panel .offcanvas-body { overflow-y: auto; }
  .filter-panel .filter-form { padding: var(--space-4) var(--space-5) var(--space-5); }
  .filter-panel .offcanvas-header { padding: var(--space-4) var(--space-5) 0; border-bottom: 0; }
  .filter-panel .offcanvas-header .btn-close { display: none; }
  .filter-form { padding-top: 0; }
}
@media (max-width: 991.98px) {
  .filter-panel { width: min(92vw, 380px); }
}

/* ---------- 22. Ürün detay (T3) ---------- */
.product-hero { padding: var(--space-5) 0 var(--space-7); background: var(--color-surface); }
.product-hero .breadcrumb { font-size: var(--fs-small); margin-bottom: var(--space-5); }
.gallery__main { position: relative; margin: 0; background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: var(--space-5); display: flex; align-items: center; justify-content: center; aspect-ratio: 1 / 1; }
.gallery__main img { max-height: 100%; width: auto; object-fit: contain; }
.gallery__badge { position: absolute; top: var(--space-4); left: var(--space-4); margin: 0; }
.gallery__thumbs { display: flex; gap: var(--space-2); margin-top: var(--space-3); }
.gallery__thumb { width: 80px; height: 80px; padding: 6px; border-radius: var(--radius-sm); border: 1.5px solid var(--color-line); background: var(--color-white); cursor: pointer; transition: border-color var(--dur-fast) var(--ease); }
.gallery__thumb img { width: 100%; height: 100%; object-fit: contain; }
.gallery__thumb.is-active, .gallery__thumb:hover { border-color: var(--color-accent); }
.product-title { font-size: var(--fs-h2); margin-bottom: var(--space-3); }
.product-subtitle { font-size: var(--fs-lead); color: var(--color-muted); }
.spec-chips { list-style: none; margin: 0 0 var(--space-5); padding: 0; display: flex; flex-wrap: wrap; gap: var(--space-2); }
.spec-chips li { display: inline-flex; align-items: center; gap: 0.3rem; min-height: 36px; padding: 0.3rem 0.85rem; background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-pill); font-size: var(--fs-small); color: var(--color-text); }
.spec-chips strong { font-family: var(--font-heading); font-size: 1.125rem; color: var(--color-primary); }
.product-meta { display: grid; gap: var(--space-4); margin-bottom: var(--space-5); }
.product-meta__title { font-family: var(--font-body); font-size: var(--fs-eyebrow); letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted); margin-bottom: var(--space-2); }
.fuel-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); }
.fuel-list li { display: inline-flex; align-items: center; gap: 0.35rem; font-size: var(--fs-small); font-weight: 500; }
.fuel-list .icon { color: var(--color-accent); width: 1.1rem; height: 1.1rem; }
.product-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.product-note { margin: var(--space-4) 0 0; font-size: var(--fs-small); color: var(--color-muted); }
.section-nav { position: sticky; top: var(--header-height); z-index: 1020; background: var(--color-white); border-bottom: 1px solid var(--color-line); }
.section-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: var(--space-2); overflow-x: auto; scrollbar-width: none; }
.section-nav ul::-webkit-scrollbar { display: none; }
.section-nav a { display: inline-block; padding: 0.9rem 0.85rem; font-size: var(--fs-small); font-weight: 600; color: var(--color-muted); border-bottom: 2px solid transparent; white-space: nowrap; }
.section-nav a:hover, .section-nav a.is-active { color: var(--color-primary); border-color: var(--color-accent); }
.feature-grid { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.feature-grid li { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4); border: 1px solid var(--color-line); border-radius: var(--radius-md); background: var(--color-white); }
.feature-grid .icon { color: var(--color-accent); flex: none; margin-top: 0.2rem; }
.model-card { height: 100%; padding: var(--space-5); background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-md); }
.model-card__code { display: inline-block; font-family: var(--font-heading); font-size: 1.375rem; font-weight: 600; color: var(--color-primary); padding: 0.1rem 0.6rem; background: var(--color-primary-soft); border-radius: 6px; margin-bottom: var(--space-3); }
.model-card h3 { font-size: var(--fs-h4); margin-bottom: var(--space-2); }
.model-card p { margin: 0; font-size: var(--fs-small); color: var(--color-muted); }
.capacity-chips { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin-top: var(--space-5); font-size: var(--fs-small); color: var(--color-muted); }
.capacity-chips em { font-style: normal; font-family: var(--font-heading); font-weight: 600; color: var(--color-primary); padding: 0.15rem 0.6rem; background: var(--color-white); border: 1px solid var(--color-line); border-radius: 6px; }
.spec-table-wrap { overflow-x: auto; border: 1px solid var(--color-line); border-radius: var(--radius-md); background: var(--color-white); margin-bottom: var(--space-5); }
.spec-table { width: 100%; min-width: 900px; border-collapse: collapse; font-size: var(--fs-small); }
.spec-table caption { caption-side: top; text-align: left; padding: var(--space-4) var(--space-5); font-family: var(--font-heading); font-size: var(--fs-h4); font-weight: 600; color: var(--color-primary); }
.spec-table th, .spec-table td { padding: 0.6rem 0.9rem; border-top: 1px solid var(--color-line); text-align: center; white-space: nowrap; }
.spec-table thead th { background: var(--color-primary); color: var(--color-white); font-weight: 600; border-top: 0; }
.spec-table tbody th { text-align: left; font-weight: 600; color: var(--color-text); position: sticky; left: 0; background: var(--color-white); box-shadow: 1px 0 0 var(--color-line); }
.spec-table tbody tr:nth-child(even) td, .spec-table tbody tr:nth-child(even) th { background: var(--color-surface); }
.spec-table td[colspan] { text-align: left; white-space: normal; }
.spec-footnote { font-size: var(--fs-small); color: var(--color-muted); }
.callout { display: flex; gap: var(--space-3); align-items: flex-start; padding: var(--space-4) var(--space-5); border-radius: var(--radius-md); background: var(--color-primary-soft); color: var(--color-text); font-size: var(--fs-small); }
.callout > .icon { flex: none; width: 1.5rem; height: 1.5rem; color: var(--color-primary); margin-top: 0.1rem; }
.callout--warn { background: rgba(198, 40, 40, 0.07); border: 1px solid rgba(198, 40, 40, 0.25); }
.callout--warn > .icon { color: var(--color-danger); }
.request-form { background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: var(--space-5); }
.request-form__title { margin-bottom: var(--space-4); }
.form-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.contact-mini { list-style: none; margin: var(--space-4) 0 0; padding: 0; display: grid; gap: var(--space-2); }
.contact-mini li { display: flex; align-items: center; gap: var(--space-2); font-weight: 600; }
.contact-mini .icon { color: var(--color-accent); }
.contact-mini span { font-weight: 400; color: var(--color-muted); font-size: var(--fs-small); }
.related-cats { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin-top: var(--space-5); font-size: var(--fs-small); color: var(--color-muted); }
.related-cats a.chip:hover { background: var(--color-primary); color: var(--color-white); }

/* ---------- 23. Kurumsal: zaman çizelgesi, değer kartları, sertifika ---------- */
.media-stack--light .media-stack__sub { border-color: var(--color-white); }
.about-certs { align-items: center; gap: var(--space-3); }
.value-card { height: 100%; padding: var(--space-5); background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-md); }
.value-card .value-icon { background: var(--color-primary-soft); color: var(--color-primary); margin-bottom: var(--space-4); }
.value-card__num { display: block; font-family: var(--font-heading); font-size: 2rem; font-weight: 600; color: var(--color-accent); line-height: 1; margin-bottom: var(--space-3); }
.value-card h3 { font-size: var(--fs-h4); margin-bottom: var(--space-2); }
.value-card p { margin: 0; font-size: var(--fs-small); color: var(--color-muted); }
.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--color-line); }
.timeline__item { position: relative; display: grid; grid-template-columns: 120px 1fr; gap: var(--space-4); padding: 0 0 var(--space-6) var(--space-6); }
.timeline__item::before { content: ""; position: absolute; left: 0; top: 6px; width: 16px; height: 16px; border-radius: 50%; background: var(--color-accent); border: 3px solid var(--color-white); box-shadow: 0 0 0 2px var(--color-accent); }
.timeline__year { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 600; color: var(--color-primary); line-height: 1.1; }
.timeline__item h3 { font-size: var(--fs-h4); margin-bottom: var(--space-1); }
.timeline__item p { margin: 0; color: var(--color-muted); font-size: var(--fs-small); }
.cert-card { display: flex; gap: var(--space-5); align-items: flex-start; height: 100%; padding: var(--space-5); background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); }
.cert-card__logo { flex: none; width: 150px; padding: var(--space-4); background: var(--color-surface); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; }
.cert-card h3 { font-size: var(--fs-h4); margin-bottom: var(--space-2); }
.cert-card p { color: var(--color-muted); font-size: var(--fs-small); }

/* ---------- 24. Teknik destek: alt gezinme + düz yazı ---------- */
.subnav { position: sticky; top: calc(var(--header-height) + var(--space-4)); background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: var(--space-4); }
.subnav__title { font-size: var(--fs-small); letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted); font-family: var(--font-body); font-weight: 600; margin: 0 0 var(--space-2) var(--space-3); }
.subnav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.15rem; }
.subnav a { display: flex; align-items: center; gap: var(--space-2); padding: 0.6rem var(--space-3); border-radius: var(--radius-sm); font-size: var(--fs-small); font-weight: 600; color: var(--color-text); }
.subnav a .icon { color: var(--color-muted); }
.subnav a:hover, .subnav a[aria-current="page"] { background: var(--color-primary-soft); color: var(--color-primary); }
.subnav a[aria-current="page"] .icon { color: var(--color-accent); }
.subnav__contact { margin-top: var(--space-4); padding: var(--space-4); border-radius: var(--radius-md); background: var(--color-navy); color: var(--color-white); display: grid; gap: 0.2rem; font-size: var(--fs-small); }
.subnav__contact a { color: var(--color-on-dark); }
.subnav__contact a:hover { color: var(--color-white); }
.prose h2 { font-size: var(--fs-h3); margin: var(--space-6) 0 var(--space-3); }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { color: var(--color-text); }
.prose ul, .prose ol { padding-left: 1.25rem; margin-bottom: var(--space-4); }
.prose li { margin-bottom: 0.35rem; }
.prose blockquote { margin: var(--space-5) 0; padding: var(--space-4) var(--space-5); border-left: 4px solid var(--color-accent); background: var(--color-surface); border-radius: 0 var(--radius-md) var(--radius-md) 0; font-family: var(--font-heading); font-size: 1.375rem; color: var(--color-primary); }
.prose code { background: var(--color-surface); padding: 0.1rem 0.4rem; border-radius: 4px; color: var(--color-primary); }
.support-list { counter-reset: item; list-style: none; padding: 0; display: grid; gap: var(--space-2); }
.support-list li { position: relative; padding: var(--space-3) var(--space-4) var(--space-3) 3rem; background: var(--color-surface); border-radius: var(--radius-sm); }
.support-list li::before { counter-increment: item; content: counter(item); position: absolute; left: var(--space-3); top: 0.7rem; width: 26px; height: 26px; border-radius: 50%; background: var(--color-primary); color: var(--color-white); font-family: var(--font-heading); font-weight: 600; font-size: 0.875rem; display: inline-flex; align-items: center; justify-content: center; }
.support-list--check li::before { content: "✓"; background: var(--color-accent); }
.support-article .callout { margin-top: var(--space-6); }
.support-download { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-6); padding: var(--space-4) var(--space-5); border: 1px dashed var(--color-line); border-radius: var(--radius-md); }
.support-download strong { display: block; }
.support-download span { font-size: var(--fs-small); color: var(--color-muted); }

/* ---------- 25. Galeri + lightbox ---------- */
.album-card { background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); overflow: hidden; height: 100%; }
.album-card__cover { position: relative; display: block; }
.album-card__cover img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; transition: transform var(--dur) var(--ease); }
.album-card:hover .album-card__cover img { transform: scale(1.03); }
.album-card__count { position: absolute; right: var(--space-3); bottom: var(--space-3); display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.25rem 0.65rem; border-radius: var(--radius-pill); background: rgba(11, 31, 58, 0.78); color: var(--color-white); font-size: 0.75rem; font-weight: 600; }
.album-card h2 { font-size: var(--fs-h4); padding: var(--space-4) var(--space-5); margin: 0; }
.lightbox { position: fixed; inset: 0; z-index: 1100; background: rgba(11, 31, 58, 0.94); display: flex; align-items: center; justify-content: center; padding: var(--space-5); }
.lightbox[hidden] { display: none; }
.lightbox__figure { margin: 0; max-width: min(1200px, 92vw); text-align: center; }
.lightbox__figure img { max-height: 78vh; max-width: 100%; width: auto; border-radius: var(--radius-md); }
.lightbox__figure figcaption { margin-top: var(--space-3); color: var(--color-on-dark); font-size: var(--fs-small); }
.lightbox__close, .lightbox__nav { position: absolute; display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.3); background: rgba(255, 255, 255, 0.08); color: var(--color-white); cursor: pointer; }
.lightbox__close:hover, .lightbox__nav:hover { background: rgba(255, 255, 255, 0.2); }
.lightbox__close { top: var(--space-4); right: var(--space-4); }
.lightbox__close .icon { transform: rotate(45deg); }
.lightbox__nav { top: 50%; transform: translateY(-50%); }
.lightbox__nav--prev { left: var(--space-4); }
.lightbox__nav--prev .icon { transform: rotate(180deg); }
.lightbox__nav--next { right: var(--space-4); }
.lightbox__counter { position: absolute; bottom: var(--space-4); left: 50%; transform: translateX(-50%); color: var(--color-on-dark); font-size: var(--fs-small); }
body.has-lightbox { overflow: hidden; }

/* ---------- 26. Haberler ---------- */
.news-card { height: 100%; background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); overflow: hidden; display: flex; flex-direction: column; }
.news-card__media img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block; }
.news-card__body { padding: var(--space-5); display: flex; flex-direction: column; flex: 1; gap: var(--space-2); }
.news-card time { font-size: var(--fs-eyebrow); letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-muted); }
.news-card h2 { font-size: var(--fs-h4); margin: 0; }
.news-card p { color: var(--color-muted); font-size: var(--fs-small); flex: 1; margin: 0; }
.article__header { background: var(--color-navy); color: var(--color-on-dark); padding: var(--space-6) 0 var(--space-8); }
.article__header .breadcrumb { font-size: var(--fs-small); margin-bottom: var(--space-4); --bs-breadcrumb-divider-color: rgba(255, 255, 255, 0.4); --bs-breadcrumb-item-active-color: var(--color-white); }
.article__header .breadcrumb a { color: var(--color-on-dark); }
.article__header .eyebrow { color: var(--color-on-dark); }
.article__header .page-title { max-width: 900px; }
.article__meta { margin: 0; font-size: var(--fs-small); }
.article__hero { margin: calc(-1 * var(--space-6)) 0 var(--space-6); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.article__hero img { width: 100%; aspect-ratio: 16 / 7; object-fit: cover; display: block; }
.article__hero figcaption { padding: var(--space-3) var(--space-4); font-size: var(--fs-small); color: var(--color-muted); background: var(--color-white); }
.article__share { display: flex; align-items: center; gap: var(--space-2); margin-top: var(--space-6); padding-top: var(--space-4); border-top: 1px solid var(--color-line); font-size: var(--fs-small); color: var(--color-muted); }
.article__share a { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--color-line); color: var(--color-primary); }
.article__share a:hover { background: var(--color-primary-soft); }
.sidebar-card { padding: var(--space-5); background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-lg); margin-bottom: var(--space-4); }
.sidebar-card h2 { font-size: var(--fs-h4); margin-bottom: var(--space-3); }
.sidebar-card p { font-size: var(--fs-small); color: var(--color-muted); }
.sidebar-card--dark { background: var(--color-navy); border-color: var(--color-navy); color: var(--color-white); }
.sidebar-card--dark h2 { color: var(--color-white); }
.sidebar-card--dark p { color: var(--color-on-dark); }
.related-news { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.related-news li { display: grid; gap: 0.15rem; }
.related-news time { font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-muted); }
.related-news a { font-weight: 600; font-size: var(--fs-small); }
.related-news--plain a[aria-current="page"] { color: var(--color-accent-dark); }
.page-lead:empty { display: none; }

/* ---------- 27. SSS sayfası ---------- */
.faq-tabs { margin-bottom: var(--space-6); }

/* ---------- 28. İletişim (T4) ---------- */
.contact-cards { display: grid; gap: var(--space-3); }
.contact-card { display: flex; gap: var(--space-4); align-items: flex-start; padding: var(--space-4) var(--space-5); background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-md); }
.contact-card .service-card__icon { margin: 0; }
.contact-card h2 { font-size: var(--fs-h4); margin-bottom: var(--space-1); }
.contact-card p { margin: 0 0 var(--space-2); color: var(--color-muted); font-size: var(--fs-small); }
.contact-card__line { display: block; font-weight: 600; font-size: var(--fs-small); }
.map-placeholder { background: var(--color-navy); color: var(--color-on-dark); min-height: 360px; display: flex; align-items: center; justify-content: center; background-image: radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px); background-size: 24px 24px; }
.map-placeholder__inner { max-width: 560px; text-align: center; padding: var(--space-6) var(--space-5); }
.map-placeholder__inner > .icon { width: 2.5rem; height: 2.5rem; color: var(--color-accent); margin-bottom: var(--space-3); }
.map-placeholder__inner h2 { color: var(--color-white); }
.map-placeholder__inner p { font-size: var(--fs-small); }

/* ---------- 29. Sistem sayfaları (T9) + arama ---------- */
.system-page { padding: clamp(4rem, 10vw, 8rem) 0; text-align: center; }
.system-page .container { max-width: 720px; }
.system-page__code { display: block; font-family: var(--font-heading); font-size: clamp(5rem, 14vw, 9rem); font-weight: 600; line-height: 1; color: var(--color-primary-soft); -webkit-text-stroke: 2px var(--color-primary); }
.system-page__icon { display: inline-flex; align-items: center; justify-content: center; width: 80px; height: 80px; border-radius: 50%; background: rgba(22, 163, 74, 0.12); color: var(--color-accent); margin-bottom: var(--space-4); }
.system-page__icon .icon { width: 2.5rem; height: 2.5rem; }
.system-page h1 { font-size: var(--fs-h2); margin: var(--space-3) 0; }
.system-page p { color: var(--color-muted); font-size: var(--fs-lead); }
.system-page__phone { display: flex; justify-content: center; align-items: center; gap: var(--space-2); font-weight: 600; }
.system-page__links { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); margin: var(--space-5) 0; }
.system-page__search { display: flex; gap: var(--space-2); max-width: 520px; margin: 0 auto; }
.next-steps { text-align: left; max-width: 560px; margin: var(--space-7) auto 0; padding: var(--space-5); background: var(--color-surface); border-radius: var(--radius-lg); }
.next-steps h2 { font-size: var(--fs-h4); margin-bottom: var(--space-3); }
.next-steps ol { margin: 0; padding-left: 1.25rem; display: grid; gap: var(--space-2); font-size: var(--fs-small); color: var(--color-muted); }
.search-form { display: flex; gap: var(--space-2); max-width: 720px; margin-bottom: var(--space-4); }
.search-form .catalog-search { flex: 1; }
.search-summary { color: var(--color-muted); margin-bottom: var(--space-6); }
.search-group { font-size: var(--fs-h4); margin: var(--space-6) 0 var(--space-3); }
.search-pages { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.search-pages li { padding: var(--space-4) var(--space-5); background: var(--color-white); border: 1px solid var(--color-line); border-radius: var(--radius-md); display: grid; gap: 0.2rem; }
.search-pages a { font-weight: 600; }
.search-pages span { font-size: var(--fs-small); color: var(--color-muted); }
@media (min-width: 768px) {
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .product-meta { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767.98px) {
  .timeline__item { grid-template-columns: 1fr; gap: var(--space-1); }
  .cert-card { flex-direction: column; }
  .cert-card__logo { width: 100%; }
  .system-page__search { flex-direction: column; }
  .search-form { flex-direction: column; }
}

/* ---------- 19. Hareket azaltma ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
  .reveal { opacity: 1; transform: none; }
  .hero-scene { transition: none; }
}