/* ============================================================
   STYLE.V2.CSS — Silivri Oto Klima & Radyatör
   ------------------------------------------------------------
   Yenilenen sistem:
   • WCAG AA-uyumlu kontrastlar (primary = #C2410C)
   • Plus Jakarta Sans + JetBrains Mono (Google Fonts)
   • Tek buton sistemi (.btn--primary / --secondary / --ghost)
   • Sadeleştirilmiş bileşenler (service card, accordion, brand)
   • Mobil navbar düzeltmeleri
   • prefers-reduced-motion desteği
   • LocalBusiness JSON-LD için utility'ler
   ------------------------------------------------------------
   NOT: --primary, --primary-lt, --accent vb. değişken isimleri
   colors.json + Admin Panel ile uyumlu kalsın diye korundu.
   ============================================================ */

/* ============================================================
   1) DESIGN TOKENS
   ============================================================ */
:root {
  /* Marka tonları — colors.json üzerinden override edilebilir */
  --primary:      #C2410C;   /* AA: 5.76:1 white text ✓ */
  --primary-lt:   #EA580C;   /* hover/secondary state */
  --primary-dk:   #9A3412;   /* AAA: 7.84:1 — pressed / koyu metin */
  --accent:       #FBBF24;   /* yıldız, vurgu (asla beyaz metin altına) */
  --accent-dk:    #D97706;
  --brand-100:    #FED7AA;   /* soft fill / rozet zemin */
  --brand-50:     #FFEDD5;

  /* Yüzeyler — sıcak nötrler */
  --surface:      #FFFBF5;   /* sayfa zemin (eski white yerine) */
  --surface-alt:  #F5F0E8;   /* bölüm zemin (eski gray-light) */
  --surface-dark: #14110D;   /* footer / hero koyu zemin */
  --gray-light:   #F5F0E8;   /* legacy alias */
  --brand-dark:   #14110D;   /* legacy alias */
  --footer-bg:    #14110D;   /* legacy alias */
  --white:        #FFFFFF;

  /* Mürekkep — sıcak siyah */
  --ink:          #1F1A14;   /* gövde metin */
  --ink-2:        #5A5046;   /* ikincil metin */
  --ink-3:        #8C8275;   /* etiket / eyebrow */
  --gray-dark:    #1F1A14;   /* legacy alias */
  --gray-mid:     #5A5046;   /* legacy alias */

  /* Çizgi */
  --line:         #E7E1D6;
  --line-strong:  #D6CFC3;

  /* Tipografi */
  --font-sans:    'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', Menlo, monospace;

  /* Geçiş + radius */
  --transition:   0.2s ease;
  --radius:       12px;
  --radius-sm:    8px;
  --radius-lg:    16px;

  /* Gölge */
  --shadow-sm:    0 1px 2px rgba(20,17,13,0.05);
  --shadow:       0 4px 16px rgba(20,17,13,0.08);
  --shadow-lg:    0 16px 48px rgba(194,65,12,0.12);
}

/* ============================================================
   2) BASE
   ============================================================ */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-feature-settings: 'cv11', 'ss01';
  color: var(--ink);
  background: var(--surface);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}
img { max-width: 100%; }
a { transition: color var(--transition); }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* Focus rings */
:where(a, button, [role="button"], .btn, .accordion-button):focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ============================================================
   3) TIPOGRAFI
   ============================================================ */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-sans); }
.section-title {
  color: var(--ink);
  font-weight: 700;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
  text-wrap: balance;
  margin-bottom: 0;
  padding-bottom: 0;
}
.section-title::after { display: none; }
.section-title.text-start { text-align: left; }

.section-subtitle {
  color: var(--ink-2);
  font-size: 1.0625rem;
  max-width: 560px;
  margin: 0.75rem auto 0;
  line-height: 1.6;
  text-wrap: pretty;
}
.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 0.75rem;
}

/* ============================================================
   4) BUTONLAR — TEK SİSTEM
   ============================================================ */
.btn,
.btn-primary,
.btn-outline-primary,
.btn-cta,
.btn-slide-primary,
.btn-slide-outline,
.btn-hero-primary,
.btn-hero-outline,
.btn-hero-ghost,
.btn-cta-phone,
.btn-cta-wa,
.btn-nav-phone,
.btn-nav-wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
  line-height: 1.2;
}

/* PRIMARY — koyu turuncu */
.btn-primary,
.btn-cta,
.btn-slide-primary,
.btn-hero-primary,
.btn-cta-phone,
.btn-nav-phone {
  background: var(--primary);
  color: white !important;
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover,
.btn-cta:hover,
.btn-slide-primary:hover,
.btn-hero-primary:hover,
.btn-cta-phone:hover,
.btn-nav-phone:hover {
  background: var(--primary-dk);
  border-color: var(--primary-dk);
  color: white !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

/* SECONDARY — koyu zeminde ters */
.btn-slide-outline,
.btn-hero-outline,
.btn-cta-wa,
.btn-nav-wa {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.25);
  color: white;
  backdrop-filter: blur(8px);
}
.btn-slide-outline:hover,
.btn-hero-outline:hover,
.btn-cta-wa:hover,
.btn-nav-wa:hover {
  background: rgba(255,255,255,0.16);
  border-color: rgba(255,255,255,0.5);
  color: white;
}

/* OUTLINE — açık zeminde ters */
.btn-outline-primary {
  background: white;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}
.btn-outline-primary:hover {
  background: var(--surface-alt);
  border-color: var(--ink-2);
  color: var(--ink);
}

/* GHOST — link benzeri */
.btn-hero-ghost {
  background: transparent;
  color: var(--primary);
  border: none;
  padding: 0.7rem 0.5rem;
}
.btn-hero-ghost:hover { color: var(--primary-dk); }

/* Buton boyut */
.btn-lg { padding: 0.9rem 1.75rem; font-size: 1rem; }

/* ============================================================
   5) NAVBAR
   ============================================================ */
#main-navbar {
  background:
    radial-gradient(ellipse at 80% 50%, rgba(234,88,12,0.25) 0%, transparent 60%),
    var(--surface-dark);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background var(--transition), box-shadow var(--transition);
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
#main-navbar.scrolled {
  background:
    radial-gradient(ellipse at 80% 50%, rgba(234,88,12,0.25) 0%, transparent 60%),
    var(--surface-dark);
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}
.nav-brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
}
.nav-logo-icon {
  height: 44px;
  width: auto;
  flex-shrink: 0;
  filter: drop-shadow(0 0 6px rgba(234,88,12,0.3));
}
.nav-brand-name {
  color: white;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}
@media (max-width: 767px) {
  .nav-logo-icon { height: 36px; }
  .nav-brand-name { font-size: 0.875rem; }
}

#main-navbar .nav-link {
  color: rgba(255,255,255,0.78) !important;
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 0.5rem 0.875rem !important;
  border-radius: 6px;
  position: relative;
}
#main-navbar .nav-link:hover { color: white !important; }
#main-navbar .nav-link.active {
  color: white !important;
  background: rgba(234,88,12,0.15);
}

/* Nav butonlarını navbar collapse içinde sığdırmak için */
@media (max-width: 991px) {
  #main-navbar .navbar-collapse {
    padding: 1rem 0 0.5rem;
  }
  #main-navbar .navbar-nav { gap: 0.25rem !important; }
  #main-navbar .d-flex { flex-direction: column; gap: 0.5rem !important; align-items: stretch !important; }
  #main-navbar .btn-nav-phone,
  #main-navbar .btn-nav-wa { width: 100%; justify-content: center; }
}

/* ============================================================
   6) HERO SLIDER
   ============================================================ */
.hero-slider {
  height: 100dvh;       /* mobile address bar fix */
  min-height: 600px;
  position: relative;
}
.hero-slider .swiper-slide {
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  height: 100%;
  width: 100%;
}
.slide-bg {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
  transition: transform 7s ease;
}
.swiper-slide-active .slide-bg { transform: scale(1); }

.slide-bg-fallback {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse at 30% 70%, rgba(194,65,12,0.4) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, rgba(251,191,36,0.15) 0%, transparent 55%),
    var(--surface-dark);
}
.slide-bg-pattern { display: none; }

.slide-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg,
    rgba(20,17,13,0.4) 0%,
    rgba(20,17,13,0.55) 70%,
    rgba(20,17,13,0.85) 100%);
}

.slide-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-top: 80px;
}
.slide-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.92);
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 1.25rem;
}
.slide-badge i { color: var(--accent); }

.slide-content h1 {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
  text-wrap: balance;
  margin-bottom: 1rem;
  color: white;
  text-shadow: 0 2px 16px rgba(0,0,0,0.4);
}
.slide-content p.lead {
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  color: rgba(255,255,255,0.85);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 1.75rem;
  line-height: 1.6;
  text-wrap: pretty;
}
.slide-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.swiper-button-next,
.swiper-button-prev {
  color: white !important;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  width: 44px; height: 44px;
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
}
.swiper-button-next::after,
.swiper-button-prev::after { font-size: 0.875rem !important; font-weight: 700; }
.swiper-button-next:hover,
.swiper-button-prev:hover { background: var(--primary); border-color: var(--primary); }
.swiper-pagination-bullet { background: rgba(255,255,255,0.45); }
.swiper-pagination-bullet-active { background: var(--accent); }

.hero-scroll-down {
  position: absolute;
  bottom: 1.5rem; left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  color: rgba(255,255,255,0.45);
  font-size: 1.1rem;
  animation: bounce 2.4s ease infinite;
  cursor: pointer;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(-8px); }
}

/* ============================================================
   7) STATS STRIP
   ============================================================ */
.stats-strip {
  background: var(--surface-dark);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.stat-pill {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.25rem 1.5rem;
  border-right: 1px solid rgba(255,255,255,0.08);
  color: white;
  height: 100%;
}
.stat-pill > i {
  font-size: 1.4rem;
  color: var(--accent);
  flex-shrink: 0;
}
.stat-pill .stat-val {
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.01em;
}
.stat-pill .stat-lbl {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  margin-top: 3px;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
@media (max-width: 767px) {
  .stat-pill { border-right: none; padding: 1rem; }
}

/* ============================================================
   8) SECTIONS
   ============================================================ */
.section-py    { padding: 5rem 0; }
.section-py-sm { padding: 3rem 0; }
.bg-light-gray { background: var(--surface-alt); }

/* ============================================================
   9) SERVICE CARDS — sadeleştirilmiş
   ============================================================ */
.service-card-v2 {
  background: white;
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: left;
  border: 1px solid var(--line);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.service-card-v2:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.service-card-v2 .svc-icon {
  width: 52px; height: 52px;
  background: var(--brand-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  transition: background var(--transition);
}
.service-card-v2 .svc-icon i {
  font-size: 1.4rem;
  color: var(--primary-dk);
}
.service-card-v2:hover .svc-icon {
  background: var(--primary);
}
.service-card-v2:hover .svc-icon i { color: white; }
.service-card-v2 h5 {
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.5rem;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
}
.service-card-v2 p {
  color: var(--ink-2);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  flex-grow: 1;
}
.service-card-v2 .svc-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: gap var(--transition), color var(--transition);
}
.service-card-v2 .svc-link:hover {
  gap: 0.6rem;
  color: var(--primary-dk);
}

/* Skeleton */
.service-card-v2.loading { border-color: var(--line); }
.skeleton {
  background: linear-gradient(90deg, #f0ebe2 25%, #e7e1d6 50%, #f0ebe2 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 6px;
}
@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.skeleton-img   { height: 56px; width: 56px; border-radius: var(--radius-sm); }
.skeleton-title { height: 1.25rem; width: 70%; }

/* ============================================================
   10) VIDEO CARDS
   ============================================================ */
.service-videos-section { background: white; }
.video-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: white;
  border: 1px solid var(--line);
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.video-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}
.video-card-thumb {
  position: relative;
  padding-top: 56.25%;
  background: var(--surface-dark);
  overflow: hidden;
}
.video-card-thumb iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}
.video-placeholder {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 70%, rgba(194,65,12,0.3) 0%, transparent 60%),
    var(--surface-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.5rem;
}
.vp-icon {
  font-size: 2.25rem;
  color: rgba(255,255,255,0.35);
  margin-bottom: 0.75rem;
}
.vp-title {
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  font-size: 1rem;
}
.vp-sub {
  color: rgba(255,255,255,0.45);
  font-size: 0.75rem;
  margin-top: 0.25rem;
  font-family: var(--font-mono);
}
.video-card-info {
  padding: 1rem 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  border-top: 1px solid var(--line);
}
.vc-icon-wrap {
  width: 38px; height: 38px;
  background: var(--brand-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.vc-icon-wrap i { color: var(--primary-dk); font-size: 0.95rem; }
.video-card-info h5 {
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 0.2rem;
  font-size: 0.95rem;
}
.video-card-info p {
  color: var(--ink-2);
  font-size: 0.825rem;
  margin: 0;
  line-height: 1.5;
}

/* ============================================================
   11) WHY US
   ============================================================ */
.why-card {
  background: white;
  border-radius: var(--radius);
  padding: 1.75rem 1.25rem;
  border: 1px solid var(--line);
  height: 100%;
  transition: border-color var(--transition), transform var(--transition);
  text-align: center;
}
.why-card:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
}
.why-icon {
  width: 52px; height: 52px;
  background: var(--brand-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}
.why-icon i { font-size: 1.4rem; color: var(--primary-dk); }
.why-card h6 {
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.5rem;
  font-size: 0.9375rem;
  letter-spacing: -0.005em;
}
.why-card p {
  color: var(--ink-2);
  font-size: 0.85rem;
  line-height: 1.6;
  margin: 0;
}

/* ============================================================
   12) BRAND TRACK
   ============================================================ */
.brands-section {
  background: white;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.brands-section .text-muted {
  color: var(--ink-3) !important;
  font-family: var(--font-mono);
}
.brand-track-wrapper {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}
.brand-track {
  display: flex;
  align-items: center;
  gap: 0;
  width: max-content;
  animation: brandScroll 40s linear infinite;
}
.brand-track:hover { animation-play-state: paused; }
@keyframes brandScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.brand-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.25rem;
  margin: 0 0.4rem;
  background: var(--surface-alt);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--ink-2);
  white-space: nowrap;
  transition: all var(--transition);
}
.brand-item:hover {
  background: white;
  border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
.brand-logo {
  height: 28px;
  width: auto;
  object-fit: contain;
  filter: grayscale(1) opacity(0.55);
  transition: filter 0.3s ease;
  display: block;
}
.brand-item:hover .brand-logo {
  filter: none;
}
.brand-logo-text {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--ink-2);
}
.brand-item i { color: var(--primary); font-size: 0.75rem; }
.brand-item:hover i { color: var(--accent); }

/* ============================================================
   13) TIPS
   ============================================================ */
.tip-row { margin-bottom: 3.5rem; }
.tip-row:last-child { margin-bottom: 0; }
.tip-img {
  border-radius: var(--radius);
  width: 100%;
  height: 320px;
  object-fit: cover;
}
.tip-img-placeholder {
  border-radius: var(--radius);
  background:
    repeating-linear-gradient(135deg, var(--surface-alt), var(--surface-alt) 10px, #ECE5D8 10px, #ECE5D8 20px);
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.tip-img-placeholder i { display: none; }
.tip-img-placeholder::after {
  content: 'görsel · placeholder';
}
.tip-icon-badge {
  width: 48px; height: 48px;
  background: var(--brand-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.tip-icon-badge i { color: var(--primary-dk); font-size: 1.25rem; }
.tip-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.015em;
  margin-bottom: 0.75rem;
  text-wrap: balance;
}
.tip-content {
  color: var(--ink-2);
  line-height: 1.75;
  font-size: 0.95rem;
  text-wrap: pretty;
}

/* ============================================================
   14) ACCORDION (FAQ)
   ============================================================ */
.faq-section .accordion-item {
  border: 1px solid var(--line) !important;
  border-radius: var(--radius) !important;
  margin-bottom: 0.6rem;
  overflow: hidden;
  background: white;
}
.faq-section .accordion-button {
  font-weight: 600;
  color: var(--ink) !important;
  background: white !important;
  padding: 1rem 1.25rem;
  font-size: 0.9375rem;
  box-shadow: none !important;
}
.faq-section .accordion-button:not(.collapsed) {
  color: var(--primary-dk) !important;
  background: var(--brand-50) !important;
}
.faq-section .accordion-button::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%235A5046'%3E%3Cpath d='M3.22 5.97a.75.75 0 0 1 1.06 0L8 9.69l3.72-3.72a.75.75 0 1 1 1.06 1.06l-4.25 4.25a.75.75 0 0 1-1.06 0L3.22 7.03a.75.75 0 0 1 0-1.06Z'/%3E%3C/svg%3E");
  background-size: 1rem;
}
.faq-section .accordion-button:not(.collapsed)::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%239A3412'%3E%3Cpath d='M3.22 5.97a.75.75 0 0 1 1.06 0L8 9.69l3.72-3.72a.75.75 0 1 1 1.06 1.06l-4.25 4.25a.75.75 0 0 1-1.06 0L3.22 7.03a.75.75 0 0 1 0-1.06Z'/%3E%3C/svg%3E");
}
.faq-section .accordion-body {
  color: var(--ink-2);
  font-size: 0.9rem;
  line-height: 1.7;
  padding: 0.5rem 1.25rem 1.25rem;
  background: white;
}

/* ============================================================
   15) CTA BAND
   ============================================================ */
.cta-band {
  background:
    radial-gradient(ellipse at 80% 50%, rgba(234,88,12,0.35) 0%, transparent 60%),
    var(--surface-dark);
  padding: 3rem 0;
  position: relative;
  overflow: hidden;
}
.cta-band h2 {
  color: white;
  font-weight: 700;
  font-size: clamp(1.5rem, 2.5vw, 1.875rem);
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.cta-band p { color: rgba(255,255,255,0.7); }

/* ============================================================
   16) PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  background:
    radial-gradient(ellipse at 25% 70%, rgba(194,65,12,0.3) 0%, transparent 60%),
    var(--surface-dark);
  padding: 7rem 0 4rem;
  position: relative;
}
.page-hero h1 {
  font-size: clamp(1.875rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: white;
  text-wrap: balance;
}
.page-hero .breadcrumb-item a       { color: rgba(255,255,255,0.6); text-decoration: none; }
.page-hero .breadcrumb-item.active   { color: rgba(255,255,255,0.9); }
.page-hero .breadcrumb-item + .breadcrumb-item::before { color: rgba(255,255,255,0.4); }

/* ============================================================
   17) CONTACT / ABOUT (legacy)
   ============================================================ */
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
  transition: border-color var(--transition), transform var(--transition);
}
.contact-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}
.contact-icon-wrap {
  width: 44px; height: 44px;
  background: var(--brand-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-icon-wrap i { color: var(--primary-dk); font-size: 1.05rem; }
.contact-label {
  font-size: 0.7rem;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: var(--font-mono);
}
.contact-value {
  font-weight: 600;
  color: var(--ink);
  font-size: 0.95rem;
  margin-top: 0.15rem;
}
.contact-value a { color: var(--ink); text-decoration: none; }
.contact-value a:hover { color: var(--primary); }
.map-container {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.about-story { line-height: 1.8; font-size: 1.05rem; color: var(--ink-2); }
.stats-band {
  background: var(--surface-dark);
  padding: 4rem 0;
}
.stat-counter .stat-num {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.02em;
  line-height: 1;
}
.stat-counter .stat-label {
  color: rgba(255,255,255,0.6);
  font-size: 0.825rem;
  margin-top: 0.4rem;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.stat-counter i { color: rgba(255,255,255,0.3); margin-bottom: 0.5rem; }

.value-card {
  background: white;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition);
}
.value-card:hover {
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.value-icon {
  width: 48px; height: 48px;
  background: var(--brand-100);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}
.value-icon i { font-size: 1.25rem; color: var(--primary-dk); }
.mission-vision-card {
  border: 1px solid var(--line) !important;
  border-radius: var(--radius);
  background: white;
}
.mission-vision-card .mv-icon {
  width: 60px; height: 60px;
  background: var(--brand-100);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.25rem;
}
.mission-vision-card .mv-icon i { color: var(--primary-dk); font-size: 1.5rem; }

/* ============================================================
   18) FOOTER
   ============================================================ */
#main-footer {
  background: var(--surface-dark);
  color: rgba(255,255,255,0.65);
  padding-top: 3.5rem;
}
#main-footer .footer-brand { font-size: 1.125rem; font-weight: 700; color: white; }
#main-footer .footer-tagline { font-size: 0.825rem; color: rgba(255,255,255,0.5); margin-top: 0.4rem; }
#main-footer h6 {
  color: white;
  font-weight: 600;
  font-size: 0.825rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
#main-footer a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}
#main-footer a:hover { color: white; }
#main-footer .footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 0.6rem;
}
#main-footer .footer-contact-item i {
  color: var(--accent);
  margin-top: 4px;
  flex-shrink: 0;
  font-size: 0.85rem;
}
.footer-divider { border-color: rgba(255,255,255,0.08); margin: 2rem 0 1.25rem; }
.footer-bottom {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

.social-links {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.875rem;
}
.social-links a {
  width: 34px; height: 34px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.7) !important;
  font-size: 0.9rem;
  margin-bottom: 0;
  transition: all var(--transition);
}
.social-links a:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white !important;
}

/* ============================================================
   19) WHATSAPP WIDGET
   ============================================================ */
.wa-fab {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  width: 58px; height: 58px;
  background: #25D366; color: white;
  border: none; border-radius: 50%;
  font-size: 1.75rem; cursor: pointer;
  box-shadow: 0 8px 24px rgba(37,211,102,0.4);
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.wa-fab:hover { transform: scale(1.08); box-shadow: 0 12px 32px rgba(37,211,102,0.5); }
.wa-fab .wa-notification {
  position: absolute; top: -3px; right: -3px;
  width: 16px; height: 16px;
  background: #ef4444;
  border-radius: 50%;
  border: 2px solid white;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.15); }
}

.wa-popup {
  position: fixed;
  bottom: 96px; right: 24px; z-index: 9998;
  width: 320px;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 48px rgba(20,17,13,0.2);
  overflow: hidden;
  transform: scale(0.92) translateY(8px);
  opacity: 0;
  pointer-events: none;
  transition: all 0.22s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.wa-popup.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: all;
}
.wa-popup-header {
  background: var(--primary-dk);
  padding: 0.875rem 1.125rem;
  display: flex; align-items: center; gap: 0.65rem; color: white;
}
.wa-avatar {
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.wa-name { font-weight: 700; font-size: 0.9rem; }
.wa-status { font-size: 0.7rem; color: rgba(255,255,255,0.85); }
.wa-status::before {
  content: '●';
  color: #25D366;
  margin-right: 4px;
  font-size: 0.6rem;
}
.wa-close {
  background: none; border: none; color: rgba(255,255,255,0.7);
  font-size: 1.3rem; cursor: pointer; margin-left: auto;
  line-height: 1; padding: 0;
}
.wa-close:hover { color: white; }
.wa-popup-body { padding: 1.125rem; background: #f0f4f8; }
.wa-bubble {
  background: white;
  border-radius: 0 12px 12px 12px;
  padding: 0.7rem 0.95rem;
  font-size: 0.875rem;
  color: var(--ink);
  box-shadow: var(--shadow-sm);
  margin-bottom: 0.875rem;
  line-height: 1.5;
}
.wa-msg-btn {
  display: flex; align-items: center; gap: 0.5rem;
  width: 100%;
  background: white; color: #075E54;
  border: 1.5px solid #25D366; border-radius: 999px;
  padding: 0.6rem 1rem; margin-bottom: 0.5rem;
  text-align: left; cursor: pointer;
  font-family: inherit;
  font-size: 0.825rem; font-weight: 500;
  transition: all var(--transition);
}
.wa-msg-btn:last-child { margin-bottom: 0; }
.wa-msg-btn:hover {
  background: #25D366; color: white; border-color: #25D366;
}
.wa-msg-btn i { font-size: 0.7rem; }

/* ============================================================
   20) RESPONSIVE
   ============================================================ */
@media (max-width: 991px) {
  .hero-slider { height: 90dvh; min-height: 540px; }
  .slide-content h1 { font-size: clamp(1.75rem, 5vw, 2.25rem); }
  .stats-bar .stat-item { border-right: none; padding: 0.5rem; }
}
@media (max-width: 767px) {
  .hero-slider { height: 88dvh; min-height: 500px; }
  .section-py { padding: 3.5rem 0; }
  .page-hero  { padding: 6rem 0 3rem; }
  .wa-popup { width: calc(100vw - 48px); right: 24px; }
  .swiper-button-next, .swiper-button-prev { display: none; }
  .slide-actions { gap: 0.6rem; }
  .slide-actions .btn-slide-primary,
  .slide-actions .btn-slide-outline { padding: 0.7rem 1.4rem; font-size: 0.875rem; }
  .brand-track { animation-duration: 25s; }
}
/*
  ═══════════════════════════════════════════════════════════════
  EK CSS — patches/style.v2.css'in SONUNA EKLEYİN
  Erişilebilirlik + performans + reduced-motion ek katmanı
  ═══════════════════════════════════════════════════════════════
*/

/* ─── Skip link (klavye kullanıcıları için) ─── */
.skip-to-main {
  position: absolute;
  left: -9999px;
  top: 1rem;
  z-index: 9999;
  background: var(--ink);
  color: white;
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
}
.skip-to-main:focus {
  left: 1rem;
  outline: 3px solid var(--primary-lt);
  outline-offset: 2px;
}

/* ─── Focus rings — klavye odaklamasında görünür, fare tıklamasında gizli ─── */
:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}
button:focus-visible,
a.btn:focus-visible,
.btn:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 3px;
}

/* ─── Reduced motion — kullanıcı animasyon istemediğinde tüm animasyonları sustur ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .brand-track { animation: none !important; }
  .hero-scroll-down { animation: none !important; }
  [data-aos] { opacity: 1 !important; transform: none !important; }
}

/* ─── Görüntü loading optimizasyonu ─── */
img {
  max-width: 100%;
  height: auto;
}
img[loading="lazy"] {
  background: var(--surface-2);
}

/* ─── Print stilleri ─── */
@media print {
  nav, footer, .cta-band, #whatsapp-widget,
  .swiper-button-next, .swiper-button-prev, .swiper-pagination,
  .hero-scroll-down, .brands-section {
    display: none !important;
  }
  body { color: black; background: white; }
  a { color: black; text-decoration: underline; }
  .section-py { padding: 1.5rem 0 !important; }
}

/* ─── ARIA-hidden dekoratif ikonlar ─── */
[aria-hidden="true"] { pointer-events: none; }

/* ─── Form input erişilebilirlik ─── */
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 0;
  border-color: var(--primary);
}

/* ─── Yüksek kontrast modu desteği ─── */
@media (prefers-contrast: more) {
  :root {
    --line: #000;
    --gray-mid: #333;
  }
  .btn-primary, .btn-cta-phone {
    border: 2px solid var(--ink);
  }
}

/* ═══════════════════════════════════════════════════════════
   SERVICES — 3D FLIP CARDS
   ═══════════════════════════════════════════════════════════ */

.services-flip-section {
  padding: 5rem 0 6rem;
  background: var(--surface-alt, #F5F0E8);
  color: var(--ink);
}

.services-flip-section .sec-head {
  text-align: center;
  margin-bottom: 3rem;
  padding: 0 24px;
}
.services-flip-section .sec-head .eyebrow {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.75rem;
}
.services-flip-section .sec-head h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin: 0 0 0.75rem;
  text-wrap: balance;
  color: var(--ink);
}
.services-flip-section .sec-head p {
  color: var(--ink-2, #5A5046);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.6;
}

.services-flip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  perspective: 1500px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.flip-card {
  position: relative;
  height: 380px;
  transform-style: preserve-3d;
  transition: transform 0.8s cubic-bezier(0.4, 0.2, 0.2, 1);
  cursor: pointer;
}
.flip-card:hover,
.flip-card.flipped { transform: rotateY(180deg); }

.flip-card__face {
  position: absolute;
  inset: 0;
  border-radius: 18px;
  overflow: hidden;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
}

/* FRONT */
.flip-card__front .flip-card__bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
}
.flip-card__front .flip-card__grad {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(20,17,13,0.85) 100%);
}
.flip-card__front-content {
  position: absolute; inset: 0;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #fff;
  z-index: 2;
}
.flip-card__front-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.flip-card__num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: #FBBF24;
}
.flip-card__hint {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.flip-card__hint i,
.flip-card__hint .icon { animation: flipHintSpin 2s ease-in-out infinite; }
@keyframes flipHintSpin {
  0%, 100% { transform: rotate(0); }
  50%      { transform: rotate(180deg); }
}
.flip-card__front h3 {
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0;
  letter-spacing: -0.015em;
  line-height: 1.15;
}

/* BACK */
.flip-card__back {
  transform: rotateY(180deg);
  background: linear-gradient(135deg, #C2410C 0%, #9A3412 100%);
  color: #fff;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.flip-card__back::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.1) 1px, transparent 0);
  background-size: 16px 16px;
  opacity: 0.5;
}
.flip-card__back-content { position: relative; z-index: 2; }
.flip-card__back-icon {
  width: 50px; height: 50px;
  background: rgba(255,255,255,0.15);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1rem;
}
.flip-card__back-icon i,
.flip-card__back-icon .icon { font-size: 1.3rem; color: #fff; width: 1.3rem; height: 1.3rem; }
.flip-card__back h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0 0 0.5rem;
  letter-spacing: -0.015em;
}
.flip-card__back p {
  font-size: 0.875rem;
  line-height: 1.5;
  color: rgba(255,255,255,0.9);
  margin: 0 0 1rem;
}
.flip-card__back ul {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.8rem;
}
.flip-card__back li {
  padding: 4px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.95);
}
.flip-card__back li i,
.flip-card__back li .icon { color: #FBBF24; font-size: 0.7rem; width: 0.7rem; height: 0.7rem; flex-shrink: 0; }

/* PLACEHOLDER BACKGROUNDS */
.ph-radyator {
  background:
    radial-gradient(ellipse at 30% 50%, rgba(239,68,68,0.5) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 50%, rgba(194,65,12,0.6) 0%, transparent 70%),
    linear-gradient(135deg, #1a0e08 0%, #2d1810 100%);
}
.ph-klima {
  background:
    radial-gradient(ellipse at 20% 30%, rgba(96,165,250,0.4) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 70%, rgba(147,197,253,0.25) 0%, transparent 60%),
    linear-gradient(135deg, #0c1525 0%, #1a2940 100%);
}
.ph-kaynak {
  background:
    radial-gradient(ellipse at 50% 80%, rgba(251,191,36,0.5) 0%, transparent 50%),
    radial-gradient(ellipse at 30% 30%, rgba(239,68,68,0.3) 0%, transparent 60%),
    linear-gradient(135deg, #1a0a05 0%, #2d1500 100%);
}
.ph-pompa {
  background:
    radial-gradient(ellipse at 70% 30%, rgba(34,197,94,0.35) 0%, transparent 55%),
    radial-gradient(ellipse at 30% 70%, rgba(20,184,166,0.3) 0%, transparent 60%),
    linear-gradient(135deg, #0a1810 0%, #14241a 100%);
}
.ph-sogutma {
  background:
    radial-gradient(ellipse at 40% 60%, rgba(56,189,248,0.4) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 20%, rgba(168,85,247,0.25) 0%, transparent 60%),
    linear-gradient(135deg, #0a1018 0%, #1a1f2e 100%);
}
.ph-termostat {
  background:
    radial-gradient(ellipse at 60% 50%, rgba(245,158,11,0.4) 0%, transparent 55%),
    radial-gradient(ellipse at 30% 30%, rgba(251,191,36,0.3) 0%, transparent 60%),
    linear-gradient(135deg, #1a1408 0%, #2d2010 100%);
}

/* Mobil — hover yerine tıklamayla çevir */
@media (hover: none) {
  .flip-card:hover { transform: none; }
  .flip-card.flipped { transform: rotateY(180deg); }
}

@media (prefers-reduced-motion: reduce) {
  .flip-card { transition: none; }
  .flip-card__hint i,
  .flip-card__hint .icon { animation: none; }
}