/* ============================================
   A.K. KAYNAK - Ana Stil Dosyası
   Endüstriyel, Modern, Güçlü Tasarım
   ============================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

/* ── CSS Değişkenleri (Design Tokens) ── */
:root {
  /* Renkler */
  --color-bg-dark: #0d0d0d;
  --color-bg-section: #111111;
  --color-bg-card: #1a1a1a;
  --color-bg-card-hover: #222222;
  --color-surface: #2a2a2a;
  --color-border: #333333;
  --color-border-light: #444444;
  
  --color-text-primary: #f0f0f0;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #666666;
  
  /* Kaynak Ateşi Accent Renkleri */
  --color-accent: #f97316;
  --color-accent-light: #fb923c;
  --color-accent-dark: #ea580c;
  --color-accent-glow: rgba(249, 115, 22, 0.3);
  --color-accent-yellow: #fbbf24;
  --color-accent-ember: #dc2626;
  
  /* Metalik Tonlar */
  --color-metallic-light: #c0c0c0;
  --color-metallic: #808080;
  --color-metallic-dark: #4a4a4a;
  --color-anthracite: #1e1e1e;
  
  /* Gradient */
  --gradient-fire: linear-gradient(135deg, #f97316, #fbbf24);
  --gradient-ember: linear-gradient(135deg, #ea580c, #f97316);
  --gradient-dark: linear-gradient(180deg, #0d0d0d 0%, #1a1a1a 100%);
  --gradient-card: linear-gradient(145deg, #1e1e1e 0%, #151515 100%);
  --gradient-hero-overlay: linear-gradient(180deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.5) 50%, rgba(0,0,0,0.8) 100%);
  
  /* Gölgeler */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 20px var(--color-accent-glow);
  --shadow-glow-strong: 0 0 40px var(--color-accent-glow);
  
  /* Tipografi */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Boyutlar */
  --header-height: 72px;
  --container-max: 1280px;
  --section-padding: 100px;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 16px;
  
  /* Geçişler */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset & Temel ── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-dark);
  color: var(--color-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul, ol {
  list-style: none;
}

/* ── Genel Container ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ── Section Başlıkları ── */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.section-tag::before,
.section-tag::after {
  content: '';
  width: 30px;
  height: 2px;
  background: var(--gradient-fire);
  border-radius: 2px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-title .accent {
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ── Scroll Reveal Animasyonu ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================
   HEADER / NAVİGASYON
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 20px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: background-color var(--transition-base), box-shadow var(--transition-base), backdrop-filter var(--transition-base);
}

.header.scrolled {
  background-color: rgba(13, 13, 13, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5), 0 1px 0 rgba(249, 115, 22, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 1001;
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: var(--gradient-fire);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.1rem;
  color: #000;
  box-shadow: var(--shadow-glow);
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-text-primary);
}

.logo-text span {
  color: var(--color-accent);
}

/* Masaüstü Nav */
.nav-desktop {
  display: none;
}

.nav-desktop ul {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-desktop a {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: 8px 16px;
  border-radius: var(--border-radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  position: relative;
}

.nav-desktop a:hover,
.nav-desktop a.active {
  color: var(--color-accent);
  background-color: rgba(249, 115, 22, 0.08);
}

.nav-desktop a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 20px;
  height: 2px;
  background: var(--gradient-fire);
  border-radius: 2px;
  transition: transform var(--transition-fast);
}

.nav-desktop a:hover::after,
.nav-desktop a.active::after {
  transform: translateX(-50%) scaleX(1);
}

/* Hamburger Menü Butonu */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 8px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--color-text-primary);
  border-radius: 4px;
  transition: transform var(--transition-base), opacity var(--transition-base), background-color var(--transition-base);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
  background: var(--color-accent);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
  background: var(--color-accent);
}

/* Mobil Nav */
.nav-mobile {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background: rgba(13, 13, 13, 0.98);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: right var(--transition-slow);
}

.nav-mobile.open {
  right: 0;
}

.nav-mobile ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.nav-mobile a {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 12px 32px;
  border-radius: var(--border-radius);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-mobile a:hover,
.nav-mobile a.active {
  color: var(--color-accent);
  background-color: rgba(249, 115, 22, 0.08);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.5s ease;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.05);
  transition: transform 8s ease;
}

.hero-slide.active img {
  transform: scale(1);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero-overlay);
  z-index: 1;
}

/* Kıvılcım parçacık efekti */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--color-accent-yellow);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--color-accent), 0 0 12px var(--color-accent-yellow);
  animation: particleFloat 4s ease-in infinite;
  opacity: 0;
}

@keyframes particleFloat {
  0% {
    opacity: 1;
    transform: translateY(0) translateX(0);
  }
  100% {
    opacity: 0;
    transform: translateY(-120px) translateX(var(--drift, 30px));
  }
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 0 20px;
  max-width: 850px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(249, 115, 22, 0.12);
  border: 1px solid rgba(249, 115, 22, 0.25);
  padding: 8px 20px;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 24px;
  color: #fff;
  animation: fadeInUp 0.8s ease 0.2s forwards;
  opacity: 0;
}

.hero-title .fire-text {
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-metallic-light);
  margin-bottom: 40px;
  line-height: 1.8;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease 0.4s forwards;
  opacity: 0;
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
  animation: fadeInUp 0.8s ease 0.6s forwards;
  opacity: 0;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Slider göstergesi */
.hero-slider-dots {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  gap: 10px;
}

.slider-dot {
  width: 12px;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  cursor: pointer;
  transition: width var(--transition-base), background var(--transition-base);
  border: none;
}

.slider-dot.active {
  width: 32px;
  background: var(--color-accent);
  box-shadow: 0 0 10px var(--color-accent-glow);
}

/* ── Butonlar ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: var(--border-radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-fire);
  color: #000;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-strong);
  filter: brightness(1.1);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 2px solid var(--color-border-light);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(249, 115, 22, 0.05);
}

.btn-icon {
  font-size: 1.1rem;
}

/* ============================================
   HAKKIMIZDA SECTION
   ============================================ */
.about {
  padding: var(--section-padding) 0;
  background: var(--color-bg-section);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0.3;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.about-image-wrapper img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--border-radius-lg);
  transition: transform var(--transition-slow);
}

.about-image-wrapper:hover img {
  transform: scale(1.03);
}

.about-image-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  padding: 14px 22px;
  border-radius: var(--border-radius);
  border: 1px solid rgba(249, 115, 22, 0.2);
}

.about-image-badge .badge-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-image-badge .badge-text {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.about-content h3 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.3;
}

.about-content h3 .accent {
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-content p {
  color: var(--color-text-secondary);
  font-size: 1rem;
  line-height: 1.9;
  margin-bottom: 16px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 28px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--color-bg-card);
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border);
  transition: border-color var(--transition-fast);
}

.about-feature:hover {
  border-color: var(--color-accent);
}

.about-feature-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: rgba(249, 115, 22, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.about-feature span {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-text-primary);
}

/* ============================================
   HİZMETLER SECTION
   ============================================ */
.services {
  padding: var(--section-padding) 0;
  background: var(--color-bg-dark);
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.service-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-accent);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), var(--shadow-glow);
}

.service-card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover .service-card-image img {
  transform: scale(1.08);
}

.service-card-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(transparent, rgba(26, 26, 26, 1));
}

.service-card-number {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(10px);
  padding: 6px 14px;
  border-radius: 20px;
  letter-spacing: 2px;
}

.service-card-body {
  padding: 24px;
}

.service-card-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text-primary);
}

.service-card-desc {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--transition-fast);
}

.service-card:hover .service-card-link {
  gap: 12px;
}

/* Hizmet Listesi */
.service-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}

.service-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--gradient-fire);
  border-radius: 2px;
  transform: rotate(45deg);
}

/* ============================================
   ÜRÜNLER SECTION
   ============================================ */
.products {
  padding: var(--section-padding) 0;
  background: var(--color-bg-section);
  position: relative;
}

.products::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0.3;
}

/* Yakında Gelecek */
.products-coming-soon {
  text-align: center;
  padding: 60px 24px;
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  max-width: 700px;
  margin: 0 auto;
}

.coming-soon-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  animation: preloaderPulse 2s ease-in-out infinite;
}

.coming-soon-title {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

.coming-soon-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 28px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.product-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 40%, rgba(0, 0, 0, 0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
}

.product-card-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.product-card-title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.product-card-desc {
  font-size: 0.85rem;
  color: var(--color-metallic-light);
  line-height: 1.6;
}

/* ============================================
   GALERİ SECTION
   ============================================ */
.gallery {
  padding: var(--section-padding) 0;
  background: var(--color-bg-dark);
}

.gallery-filter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
}

.gallery-filter-btn {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 50px;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.gallery-filter-btn:hover,
.gallery-filter-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #000;
  box-shadow: var(--shadow-glow);
}

.gallery-masonry {
  columns: 1;
  column-gap: 16px;
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 16px;
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  border-radius: var(--border-radius);
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 50%, rgba(0, 0, 0, 0.75) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  border-radius: var(--border-radius);
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-item-label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  backdrop-filter: blur(10px);
}

.lightbox.open {
  opacity: 1;
  pointer-events: all;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.lightbox-close:hover {
  background: var(--color-accent);
  color: #000;
}

/* ============================================
   İLETİŞİM SECTION
   ============================================ */
.contact {
  padding: var(--section-padding) 0;
  background: var(--color-bg-section);
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0.3;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  transition: border-color var(--transition-fast);
}

.contact-info-card:hover {
  border-color: var(--color-accent);
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: rgba(249, 115, 22, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--color-accent);
}

.contact-info-card h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.contact-info-card p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.contact-info-card a {
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.contact-info-card a:hover {
  color: var(--color-accent-light);
}

/* İletişim Formu */
.contact-form-wrapper {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 32px 24px;
}

.contact-form-wrapper h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 14px 16px;
  background: var(--color-bg-section);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  color: var(--color-text-primary);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0a0a0' d='M6 8.825L0.675 3.5l0.85-0.825L6 7.175 10.475 2.675l0.85 0.825z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-submit {
  margin-top: 8px;
}

.form-submit .btn {
  width: 100%;
}

/* Harita */
.contact-map {
  margin-top: 40px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.contact-map iframe {
  width: 100%;
  height: 350px;
  border: none;
  display: block;
  filter: grayscale(0.8) brightness(0.7) contrast(1.2);
  transition: filter var(--transition-base);
}

.contact-map:hover iframe {
  filter: grayscale(0.4) brightness(0.8) contrast(1.1);
}

/* ============================================
   YORUMLAR (Comments)
   ============================================ */
.comments-section {
  padding: var(--section-padding) 0;
  background: var(--color-bg-card);
  position: relative;
}

.comments-container {
  max-width: 800px;
  margin: 0 auto;
  display: grid;
  gap: 40px;
}

.comment-form-wrapper {
  background: var(--color-bg-dark);
  padding: 30px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
}

.comment-form-wrapper h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-bottom: 20px;
  color: var(--color-text-primary);
}

.comments-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.comment-item {
  background: var(--color-bg-dark);
  padding: 20px;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border);
  display: flex;
  gap: 16px;
  animation: fadeInUp 0.5s ease;
}

.comment-avatar {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: var(--gradient-fire);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
  color: #000;
  text-transform: uppercase;
}

.comment-content {
  flex: 1;
}

.comment-author {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.comment-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 12px;
}

.comment-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-bg-dark);
  padding: 60px 0 0;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0.3;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-brand p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.8;
  margin-top: 16px;
  max-width: 320px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--gradient-fire);
  border-radius: 2px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-accent);
  padding-left: 6px;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

.footer-contact-item i {
  color: var(--color-accent);
  font-size: 1rem;
  width: 20px;
  text-align: center;
}

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.footer-social a {
  width: 42px;
  height: 42px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #000;
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.footer-bottom a {
  color: var(--color-accent);
}

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 84px; /* Scroll top butonunun üzerinde olması için */
  right: 24px;
  width: 55px;
  height: 55px;
  background-color: #25d366;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  animation: pulse-whatsapp 2s infinite;
  transition: all 0.3s ease;
}

.whatsapp-float:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
}

.whatsapp-tooltip {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(0, 0, 0, 0.8);
  color: white;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  font-family: var(--font-body);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(-5px);
}

@keyframes pulse-whatsapp {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  background: var(--gradient-fire);
  border: none;
  border-radius: 12px;
  color: #000;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-glow);
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

.scroll-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow-strong);
}

/* ============================================
   RESPONSIVE — Tablet (≥ 640px)
   ============================================ */
@media (min-width: 640px) {
  .container {
    padding: 0 32px;
  }

  .hero-cta {
    flex-direction: row;
    justify-content: center;
  }

  .about-image-wrapper img {
    height: 450px;
  }

  .about-features {
    grid-template-columns: 1fr 1fr;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-masonry {
    columns: 2;
  }

  .form-row {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   RESPONSIVE — Desktop (≥ 1024px)
   ============================================ */
@media (min-width: 1024px) {
  .container {
    padding: 0 40px;
  }

  /* Header */
  .hamburger {
    display: none;
  }

  .nav-desktop {
    display: block;
  }

  .nav-mobile {
    display: none !important;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 60px;
  }

  .about-image-wrapper img {
    height: 520px;
  }

  /* Services */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  /* Products */
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Gallery */
  .gallery-masonry {
    columns: 3;
    column-gap: 20px;
  }

  .gallery-item {
    margin-bottom: 20px;
  }

  /* Contact */
  .contact-grid {
    grid-template-columns: 1fr 1.2fr;
    gap: 48px;
  }

  .contact-form-wrapper {
    padding: 40px;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
}

/* ============================================
   RESPONSIVE — Large Desktop (≥ 1280px)
   ============================================ */
@media (min-width: 1280px) {
  .services-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .gallery-masonry {
    columns: 4;
  }
}

/* ============================================
   PRELOADER
   ============================================ */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--color-bg-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.preloader-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-fire);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  color: #000;
  animation: preloaderPulse 1.5s ease-in-out infinite;
  box-shadow: var(--shadow-glow-strong);
}

@keyframes preloaderPulse {
  0%, 100% { transform: scale(1); box-shadow: var(--shadow-glow); }
  50% { transform: scale(1.1); box-shadow: var(--shadow-glow-strong); }
}

.preloader-text {
  margin-top: 16px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  letter-spacing: 3px;
  text-transform: uppercase;
}

/* ============================================
   İSTATİSTİK (Stats Bar)
   ============================================ */
.stats-bar {
  padding: 60px 0;
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.stats-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
}

.stat-item {
  text-align: center;
  padding: 20px;
  flex: 1 1 200px;
  max-width: 280px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  background: var(--gradient-fire);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 500;
}