/* ===================================
   ALYAZ TESİSAT - CSS DESIGN SYSTEM
   ================================= */

/* CSS Variables - Design Tokens */
:root {
  /* Colors - Primary (Blue - Trust) */
  --primary-50: #EBF5FF;
  --primary-100: #E1EFFE;
  --primary-200: #C3DDFD;
  --primary-300: #A4CAFE;
  --primary-400: #76A9FA;
  --primary-500: #3F83F8;
  --primary-600: #1C64F2;
  --primary-700: #1A56DB;
  --primary-800: #1E429F;
  --primary-900: #233876;

  /* Colors - Accent (Orange - Urgency & Action) */
  --accent-50: #FFF7ED;
  --accent-100: #FFEDD5;
  --accent-200: #FED7AA;
  --accent-300: #FDBA74;
  --accent-400: #FB923C;
  --accent-500: #F97316;
  --accent-600: #EA580C;
  --accent-700: #C2410C;
  --accent-800: #9A3412;
  --accent-900: #7C2D12;

  /* Neutrals */
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

  /* Semantic Colors */
  --success: #10B981;
  --warning: #F59E0B;
  --error: #EF4444;
  --whatsapp: #25D366;

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Outfit', var(--font-primary);

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* Container */
  --container-max: 1280px;
  --container-padding: var(--space-4);
}

/* ===================================
   RESET & BASE STYLES
   ================================= */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-700);
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ===================================
   TYPOGRAPHY
   ================================= */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-900);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

@media (min-width: 768px) {
  h1 { font-size: var(--text-5xl); }
  h2 { font-size: var(--text-4xl); }
  h3 { font-size: var(--text-3xl); }
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary-600), var(--accent-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===================================
   LAYOUT
   ================================= */

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

.section {
  padding: var(--space-16) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-24) 0;
  }
}

.grid {
  display: grid;
  gap: var(--space-6);
}

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

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ===================================
   HEADER & NAVIGATION
   ================================= */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--gray-900);
}

.logo img {
  height: 45px;
  width: auto;
}

.logo-text span {
  color: var(--primary-600);
}

.nav {
  display: none;
}

@media (min-width: 1024px) {
  .nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
  }
}

.nav-link {
  font-weight: 500;
  color: var(--gray-700);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-600);
  transition: width var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary-600);
}

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

.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.header-phone {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--primary-600);
  color: white;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.header-phone:hover {
  background: var(--primary-700);
  color: white;
  transform: scale(1.02);
}

@media (min-width: 768px) {
  .header-phone {
    display: flex;
  }
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  transition: all var(--transition-fast);
}

@media (min-width: 1024px) {
  .menu-toggle {
    display: none;
  }
}

/* Mobile Menu */
.mobile-nav {
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  bottom: 0;
  background: white;
  padding: var(--space-6);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  z-index: 99;
}

.mobile-nav.active {
  transform: translateX(0);
}

.mobile-nav-link {
  display: block;
  padding: var(--space-4) 0;
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--gray-700);
  border-bottom: 1px solid var(--gray-200);
}

/* ===================================
   BUTTONS
   ================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-weight: 600;
  font-size: var(--text-base);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  color: white;
  box-shadow: 0 4px 15px rgba(28, 100, 242, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(28, 100, 242, 0.45);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent-500), var(--accent-600));
  color: white;
  box-shadow: 0 4px 15px rgba(249, 115, 22, 0.35);
}

.btn-accent:hover {
  background: linear-gradient(135deg, var(--accent-600), var(--accent-700));
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.45);
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: white;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: #20BD5A;
  color: white;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary-600);
  color: var(--primary-600);
}

.btn-outline:hover {
  background: var(--primary-600);
  color: white;
}

/* ===================================
   HERO SECTION
   ================================= */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 70px;
  background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-700) 50%, var(--primary-600) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
  background-size: 30px 30px;
  opacity: 0.5;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  color: white;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-6);
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.2); }
}

.hero h1 {
  color: white;
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: var(--text-6xl);
  }
}

.hero-subtitle {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-lg);
  margin-bottom: var(--space-8);
  max-width: 550px;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: var(--text-xl);
  }
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: white;
}

.stat-label {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
}

/* Hero Decoration */
.hero-decoration {
  position: absolute;
  right: -100px;
  bottom: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-500) 0%, transparent 70%);
  opacity: 0.2;
  border-radius: 50%;
}

/* ===================================
   TRUST SIGNALS
   ================================= */

.trust-section {
  background: white;
  border-bottom: 1px solid var(--gray-200);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .trust-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
}

.trust-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-100);
  color: var(--primary-600);
  border-radius: var(--radius-lg);
  flex-shrink: 0;
}

.trust-icon svg {
  width: 24px;
  height: 24px;
}

.trust-text h4 {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: 2px;
}

.trust-text p {
  font-size: var(--text-sm);
  color: var(--gray-500);
}

/* ===================================
   SERVICES SECTION
   ================================= */

.services-section {
  background: var(--gray-50);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-12);
}

.section-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--primary-100);
  color: var(--primary-700);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  color: var(--gray-600);
  font-size: var(--text-lg);
}

.service-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-200);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--accent-500));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-100), var(--primary-50));
  color: var(--primary-600);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.service-icon svg {
  width: 32px;
  height: 32px;
}

.service-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.service-card p {
  color: var(--gray-600);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  color: var(--primary-600);
  font-size: var(--text-sm);
}

.service-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.service-link:hover svg {
  transform: translateX(4px);
}

/* ===================================
   AREAS SECTION
   ================================= */

.areas-section {
  background: white;
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .areas-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .areas-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.area-card {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.area-card:hover {
  background: var(--primary-50);
  transform: translateX(4px);
}

.area-card svg {
  width: 20px;
  height: 20px;
  color: var(--primary-600);
  flex-shrink: 0;
}

.area-card span {
  font-weight: 500;
  color: var(--gray-700);
}

/* ===================================
   CTA SECTION
   ================================= */

.cta-section {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-900));
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-500), transparent);
  opacity: 0.15;
  border-radius: 50%;
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-section h2 {
  color: white;
  margin-bottom: var(--space-4);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--text-lg);
  margin-bottom: var(--space-8);
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
}

/* ===================================
   TESTIMONIALS
   ================================= */

.testimonials-section {
  background: var(--gray-50);
}

.testimonial-card {
  background: white;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-4);
  color: var(--accent-400);
}

.testimonial-text {
  color: var(--gray-700);
  font-style: italic;
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  background: var(--primary-100);
  color: var(--primary-600);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.testimonial-info h5 {
  font-size: var(--text-base);
  margin-bottom: 2px;
}

.testimonial-info p {
  font-size: var(--text-sm);
  color: var(--gray-500);
}

/* ===================================
   FOOTER
   ================================= */

.footer {
  background: var(--gray-900);
  color: white;
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-4);
}

.footer-brand p {
  color: var(--gray-400);
  font-size: var(--text-sm);
  line-height: 1.7;
}

.footer-column h4 {
  color: white;
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  color: var(--gray-400);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: white;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  color: var(--gray-400);
  font-size: var(--text-sm);
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--primary-400);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item a {
  color: var(--gray-400);
}

.footer-contact-item a:hover {
  color: white;
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--gray-800);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.footer-copyright {
  color: var(--gray-500);
  font-size: var(--text-sm);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-800);
  color: var(--gray-400);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--primary-600);
  color: white;
}

/* Footer Hours & Map */
.footer-hours-map {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--gray-800);
}

@media (min-width: 768px) {
  .footer-hours-map {
    grid-template-columns: 1fr 1fr;
  }
}

.footer-hours h4 {
  color: white;
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
}

.hours-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.hours-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  background: var(--gray-800);
  border-radius: var(--radius-md);
  color: var(--gray-300);
  font-size: var(--text-sm);
}

.hours-emergency {
  color: var(--primary-300);
  font-size: var(--text-sm);
  line-height: 1.6;
}

.hours-emergency a {
  color: var(--primary-300);
  font-weight: 600;
}

.hours-emergency a:hover {
  color: white;
}

.footer-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 250px;
}

.footer-map iframe {
  display: block;
  border-radius: var(--radius-lg);
}

/* ===================================
   FLOATING BUTTONS
   ================================= */

.floating-buttons {
  position: fixed;
  bottom: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.floating-left {
  left: 24px;
}

.floating-right {
  right: 24px;
}

.floating-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-fast);
  animation: float 3s ease-in-out infinite;
}

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

.floating-btn svg {
  width: 28px;
  height: 28px;
  color: white;
}

.floating-phone {
  background: var(--primary-600);
}

.floating-whatsapp {
  background: var(--whatsapp);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

/* ===================================
   GALLERY / REFERENCES
   ================================= */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.6), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
  display: flex;
  align-items: flex-end;
  padding: var(--space-4);
}

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

.gallery-overlay span {
  color: white;
  font-size: var(--text-sm);
  font-weight: 500;
}

/* ===================================
   FAQ SECTION
   ================================= */

.faq-section {
  background: white;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--gray-200);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: var(--space-5) 0;
  text-align: left;
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--gray-800);
}

.faq-question svg {
  width: 24px;
  height: 24px;
  color: var(--primary-600);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding-bottom: var(--space-5);
  color: var(--gray-600);
  line-height: 1.7;
}

/* ===================================
   UTILITIES
   ================================= */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mt-8 { margin-top: var(--space-8); }

.w-full { width: 100%; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }

.hidden { display: none; }

@media (min-width: 768px) {
  .md\:block { display: block; }
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
}

/* ===================================
   ANIMATIONS
   ================================= */

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease forwards;
}

.animate-slide-up {
  animation: slideUp 0.6s ease forwards;
}

.animate-slide-in {
  animation: slideIn 0.6s ease forwards;
}

/* Staggered animations */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }
.stagger-6 { animation-delay: 0.6s; }

/* Scroll reveal - used with JS */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

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