/* ==========================================================================
   Antalya Tesisat Ustası - Design System & Custom CSS (Round 2 Refinement)
   Strictly adheres to cursorrules:
   - Fonts: Syne (Headings) & Plus Jakarta Sans (Body)
   - Colors: Deep Navy, Pure White, Vibrant Orange (#FF6D00, #FF5722), Cyan Water (#00B4D8)
   - SVG Noise Texture & Layered Radial Gradients
   - Micro-animations: Spring easing cubic-bezier(0.34, 1.56, 0.64, 1)
   - NO transition-all, NO flat shadows
   ========================================================================== */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&family=Syne:wght@600;700;800&display=swap');

:root {
  /* Brand Palette */
  --bg-deep: #060C1A;
  --bg-surface: #0B1736;
  --bg-elevated: #11224D;
  --bg-card: rgba(17, 34, 77, 0.65);
  --bg-card-hover: rgba(22, 44, 98, 0.85);

  --text-primary: #FFFFFF;
  --text-secondary: #CBD5E1;
  --text-muted: #94A3B8;

  --accent-orange: #FF6D00;
  --accent-orange-hover: #FF8800;
  --accent-orange-glow: rgba(255, 109, 0, 0.35);
  --accent-cyan: #00B4D8;
  --accent-cyan-glow: rgba(0, 180, 216, 0.25);
  --accent-green: #10B981;

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(255, 109, 0, 0.3);

  /* Typography */
  --font-heading: 'Syne', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;

  /* Easing */
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadow Elevation System */
  --shadow-color: 6, 12, 26;
  --shadow-sm: 0 2px 8px rgba(var(--shadow-color), 0.3);
  --shadow-md: 0 8px 24px -4px rgba(var(--shadow-color), 0.5), 0 2px 6px -1px rgba(255, 109, 0, 0.08);
  --shadow-lg: 0 16px 40px -8px rgba(var(--shadow-color), 0.7), 0 4px 16px -2px rgba(255, 109, 0, 0.15);
  --shadow-glow: 0 0 30px rgba(255, 109, 0, 0.35);

  /* Spacing Scale */
  --container-max: 1240px;
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
  /* SVG Noise Overlay + Layered Radial Gradients */
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(0, 180, 216, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 60%, rgba(255, 109, 0, 0.07) 0%, transparent 45%),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  background-attachment: fixed;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text-primary);
  font-weight: 700;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.75rem);
}

h3 {
  font-size: clamp(1.25rem, 2.2vw, 1.6rem);
}

p {
  color: var(--text-secondary);
}

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

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

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.section-padding {
  padding-top: 5.5rem;
  padding-bottom: 5.5rem;
}

.text-center { text-align: center; }
.text-orange { color: var(--accent-orange); }
.text-cyan { color: var(--accent-cyan); }

/* Section Header Component */
.section-title-wrap {
  margin-bottom: 3.5rem;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background: rgba(255, 109, 0, 0.12);
  border: 1px solid var(--border-accent);
  border-radius: 9999px;
  color: var(--accent-orange);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.section-title-wrap h2 {
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  max-width: 680px;
  margin: 0 auto;
  color: var(--text-muted);
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.95rem 1.85rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 14px;
  cursor: pointer;
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s var(--ease-smooth), background-color 0.3s var(--ease-smooth), color 0.3s var(--ease-smooth);
}

.btn:focus-visible {
  outline: 3px solid var(--accent-cyan);
  outline-offset: 3px;
}

.btn:active {
  transform: scale(0.95) !important;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-orange) 0%, #E65100 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(255, 109, 0, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 30px rgba(255, 109, 0, 0.55);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.55);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}

.btn-lg {
  padding: 1.15rem 2.25rem;
  font-size: 1.1rem;
}

/* Glassmorphism Card Base */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 2rem;
  transition: transform 0.35s var(--ease-spring), border-color 0.35s var(--ease-smooth), box-shadow 0.35s var(--ease-smooth), background-color 0.35s var(--ease-smooth);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

/* Reveal Scroll Animation Classes */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-smooth), transform 0.8s var(--ease-spring);
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* 1. Sticky Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1000;
  transition: background-color 0.3s var(--ease-smooth), backdrop-filter 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth), border-color 0.3s var(--ease-smooth);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(6, 12, 26, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border-subtle);
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--accent-orange), #E65100);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFF;
  box-shadow: 0 4px 15px var(--accent-orange-glow);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
}

.logo-subtitle {
  font-size: 0.75rem;
  color: var(--accent-cyan);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.85rem;
  list-style: none;
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: color 0.25s var(--ease-smooth);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-orange);
  border-radius: 2px;
  transition: width 0.25s var(--ease-smooth);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.header-ctas {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.mobile-toggle-btn {
  display: none;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 0.6rem;
  border-radius: 10px;
  cursor: pointer;
}

/* 2. Hero Section */
.hero-section {
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 5rem;
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.2rem;
  background: rgba(0, 180, 216, 0.1);
  border: 1px solid rgba(0, 180, 216, 0.3);
  border-radius: 9999px;
  color: var(--accent-cyan);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.hero-badge .pulse-dot {
  width: 10px;
  height: 10px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse-ring 1.8s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 180, 216, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(0, 180, 216, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 180, 216, 0); }
}

.hero-content h1 {
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2.25rem;
  max-width: 620px;
}

.hero-cta-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-orange);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
  font-weight: 500;
}

.hero-media-card {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-lg);
}

.hero-img-wrap {
  position: relative;
  aspect-ratio: 4/5;
  width: 100%;
}

.hero-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.85) contrast(1.05);
}

.hero-floating-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  background: rgba(11, 23, 54, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-accent);
  border-radius: 18px;
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.floating-badge-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-orange);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFF;
  flex-shrink: 0;
}

.floating-badge-text h4 {
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.floating-badge-text p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 3. Güven Rozetleri Bar */
.trust-bar-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 2.5rem 0;
}

.trust-badges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1.25rem;
}

.trust-badge-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  transition: transform 0.3s var(--ease-spring), border-color 0.3s var(--ease-smooth);
}

.trust-badge-item:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
}

.trust-badge-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 109, 0, 0.15);
  color: var(--accent-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-badge-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

/* 4. Öne Çıkan Hizmetler */
.featured-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.service-card-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(255, 109, 0, 0.2), rgba(0, 180, 216, 0.2));
  border: 1px solid var(--border-accent);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-orange);
  margin-bottom: 1.5rem;
  transition: transform 0.35s var(--ease-spring), background 0.35s var(--ease-smooth);
}

.glass-card:hover .service-card-icon {
  transform: scale(1.1) rotate(4deg);
  background: var(--accent-orange);
  color: #FFF;
}

.service-card h3 {
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent-orange);
  transition: gap 0.3s var(--ease-smooth);
}

.glass-card:hover .service-card-link {
  gap: 0.8rem;
}

/* 5. Tüm Hizmetler (51 Services Grid & Tabs + Search) */
.services-control-bar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
  align-items: center;
}

.service-search-box {
  width: 100%;
  max-width: 540px;
  position: relative;
}

.service-search-input {
  width: 100%;
  padding: 1rem 1.25rem 1rem 3.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth);
}

.service-search-input:focus {
  border-color: var(--accent-orange);
  box-shadow: 0 0 20px var(--accent-orange-glow);
}

.service-search-icon {
  position: absolute;
  left: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.tab-btn {
  padding: 0.65rem 1.35rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.25s var(--ease-spring), background-color 0.25s var(--ease-smooth), color 0.25s var(--ease-smooth), border-color 0.25s var(--ease-smooth);
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.tab-btn.active {
  background: var(--accent-orange);
  color: #FFFFFF;
  border-color: var(--accent-orange);
  box-shadow: 0 4px 15px var(--accent-orange-glow);
}

.all-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}

.service-item-pill {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.25rem;
  background: rgba(17, 34, 77, 0.5);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  transition: transform 0.3s var(--ease-spring), border-color 0.3s var(--ease-smooth), background-color 0.3s var(--ease-smooth);
}

.service-item-pill:hover {
  transform: translateY(-3px) scale(1.02);
  border-color: var(--border-accent);
  background: rgba(17, 34, 77, 0.85);
}

.service-item-pill.hidden {
  display: none;
}

.service-item-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(0, 180, 216, 0.15);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-item-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* 6. Neden Bizi Tercih Etmelisiniz? */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.why-card-num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(255, 109, 0, 0.25);
  line-height: 1;
  margin-bottom: 1rem;
  transition: color 0.3s var(--ease-smooth);
}

.glass-card:hover .why-card-num {
  color: var(--accent-orange);
}

/* 7. Hakkımızda (Craftsman Quote Card) */
.about-card {
  background: linear-gradient(135deg, rgba(17, 34, 77, 0.95), rgba(11, 23, 54, 0.98));
  border: 1px solid var(--border-accent);
  border-radius: 28px;
  padding: 3.5rem 3rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  right: 2.5rem;
  font-family: var(--font-heading);
  font-size: 14rem;
  color: rgba(255, 109, 0, 0.05);
  line-height: 1;
  pointer-events: none;
}

.about-quote {
  font-size: 1.2rem;
  line-height: 1.85;
  color: var(--text-primary);
  margin-bottom: 2.5rem;
  position: relative;
  z-index: 1;
}

.about-author-wrap {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
}

.author-avatar {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  border: 2px solid var(--accent-orange);
  object-fit: cover;
  box-shadow: 0 4px 15px var(--accent-orange-glow);
}

.author-info h4 {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

.author-info p {
  font-size: 0.9rem;
  color: var(--accent-cyan);
  font-weight: 600;
}

/* 8. Çalışma Süreci (Work Process Timeline) */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.process-step-card {
  text-align: center;
  padding: 2.25rem 1.5rem;
}

.step-number {
  width: 54px;
  height: 54px;
  background: var(--accent-orange);
  color: #FFF;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  box-shadow: 0 4px 15px var(--accent-orange-glow);
}

.process-step-card h3 {
  margin-bottom: 0.75rem;
}

/* 9. Hizmet Verilen Bölgeler (Antalya Districts) */
.districts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
}

.district-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.35rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  transition: transform 0.3s var(--ease-spring), border-color 0.3s var(--ease-smooth);
}

.district-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-cyan);
}

.district-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.district-time {
  font-size: 0.78rem;
  padding: 0.2rem 0.65rem;
  background: rgba(0, 180, 216, 0.15);
  color: var(--accent-cyan);
  border-radius: 9999px;
  font-weight: 600;
}

/* 10. Sık Sorulan Sorular (FAQ Accordion) */
.faq-wrap {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.3s var(--ease-smooth);
}

.faq-item.active {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
}

.faq-header {
  width: 100%;
  padding: 1.35rem 1.75rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  gap: 1rem;
}

.faq-icon {
  width: 24px;
  height: 24px;
  color: var(--accent-orange);
  transition: transform 0.3s var(--ease-spring);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-smooth), padding 0.4s var(--ease-smooth);
  padding: 0 1.75rem;
}

.faq-item.active .faq-body {
  max-height: 300px;
  padding: 0 1.75rem 1.5rem 1.75rem;
}

.faq-body p {
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.7;
}

/* 11. Müşteri Yorumları (Testimonials) */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.review-stars {
  display: flex;
  gap: 0.25rem;
  color: #FFC107;
  margin-bottom: 1rem;
}

.review-text {
  font-size: 0.98rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.review-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-cyan));
  color: #FFF;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.review-author-info h4 {
  font-size: 0.98rem;
  margin-bottom: 0.15rem;
}

.review-author-info span {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* 12. Büyük WhatsApp CTA Banner */
.cta-banner-card {
  background: linear-gradient(135deg, #00B4D8 0%, #061B40 100%);
  border: 1px solid rgba(0, 180, 216, 0.4);
  border-radius: 32px;
  padding: 4rem 2.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 180, 216, 0.2);
}

.cta-banner-card h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1.25rem;
}

.cta-banner-card p {
  font-size: 1.2rem;
  max-width: 640px;
  margin: 0 auto 2.5rem auto;
  color: #E2E8F0;
}

.cta-banner-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.25rem;
}

/* 13. İletişim (Contact Section) */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1.15rem;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(255, 109, 0, 0.15);
  color: var(--accent-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-text h4 {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input {
  width: 100%;
  padding: 0.95rem 1.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s var(--ease-smooth);
}

.form-input:focus {
  border-color: var(--accent-orange);
}

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

/* 14. Footer */
.site-footer {
  background: #030712;
  border-top: 1px solid var(--border-subtle);
  padding-top: 4rem;
  padding-bottom: 2.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.92rem;
  transition: color 0.25s var(--ease-smooth);
}

.footer-links a:hover {
  color: var(--accent-orange);
}

.footer-keywords-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 2rem;
  margin-bottom: 2.5rem;
  border-top: 1px solid var(--border-subtle);
}

.keyword-tag {
  font-size: 0.78rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  border: 1px solid var(--border-subtle);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.88rem;
}

/* Sticky Floating Action Bar */
.floating-action-bar {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  z-index: 999;
}

.float-btn {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFF;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s var(--ease-smooth);
}

.float-btn:hover {
  transform: scale(1.1);
}

.float-call {
  background: linear-gradient(135deg, var(--accent-orange), #E65100);
}

.float-whatsapp {
  background: linear-gradient(135deg, #25D366, #128C7E);
}

/* Responsive Breakpoints (768px & 1024px) */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .mobile-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(6, 12, 26, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
  }

  .nav-menu.active {
    display: flex;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .about-card {
    padding: 2.25rem 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .cta-banner-card {
    padding: 2.5rem 1.25rem;
  }
}