/* ==========================================================================
   yiy.io - Akıllı Kafe & İşletme Otomasyon Sistemi Landing Page Styles
   ========================================================================== */

:root {
  --bg-dark: #090d16;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-card-hover: rgba(31, 41, 55, 0.85);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glass-active: rgba(6, 182, 212, 0.4);
  
  --primary: #06b6d4;
  --primary-glow: rgba(6, 182, 212, 0.35);
  --secondary: #10b981;
  --secondary-glow: rgba(16, 185, 129, 0.35);
  --accent-purple: #8b5cf6;
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --shadow-glow: 0 0 30px rgba(6, 182, 212, 0.15);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Outfit', 'Plus Jakarta Sans', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

body {
  background: radial-gradient(circle at 50% -20%, #1e1b4b 0%, #090d16 60%);
  min-height: 100vh;
}

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography Utilities */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  color: #ffffff;
}

.gradient-text {
  background: linear-gradient(135deg, #38bdf8 0%, #06b6d4 50%, #10b981 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.25);
  border-radius: var(--radius-full);
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

/* Motto Box */
.motto-box {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.motto-icon {
  color: var(--secondary);
  font-size: 1rem;
}

.motto-text {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.02em;
  background: linear-gradient(90deg, #10b981, #34d399, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Header & Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(9, 13, 22, 0.85);
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  position: relative;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
}

.brand-logo img {
  height: 56px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.brand-logo img:hover {
  transform: scale(1.05);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 3.25rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: 0.01em;
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--primary);
  text-shadow: 0 0 12px var(--primary-glow);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Hamburger Button (Mobile) */
.hamburger-btn {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: #ffffff;
  font-size: 1.3rem;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.hamburger-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, #06b6d4 0%, #0284c7 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(6, 182, 212, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
  transform: translateY(-2px);
}

.btn-bionluk {
  background: linear-gradient(135deg, #ff6b35 0%, #e65100 100%);
  color: #fff;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-bionluk:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 53, 0.5);
}

/* Hero Section */
.hero {
  padding-top: 160px;
  padding-bottom: 0;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.2rem;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-stats {
  display: flex;
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-glass);
}

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

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Hero Mockup Frame */
.hero-visual {
  position: relative;
}

.mockup-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), var(--shadow-glow);
  background: var(--bg-card);
}

.mockup-header {
  height: 44px;
  background: rgba(15, 23, 42, 0.95);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  border-bottom: 1px solid var(--border-glass);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.mockup-body {
  position: relative;
  background: #0d1117;
  overflow: hidden;
}

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

.floating-badge {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: rgba(17, 24, 39, 0.9);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass-active);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 10;
}

.badge-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(16, 185, 129, 0.15);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

/* Feature Grid */
.features-section {
  padding: 3.5rem 0 90px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem auto;
}

.section-header h2 {
  font-size: 2.4rem;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(6, 182, 212, 0.3);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card);
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.1);
  color: var(--primary);
  border: 1px solid rgba(6, 182, 212, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Mobile Waiter Showcase Section */
.mobile-showcase {
  padding: 90px 0;
}

.mobile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.phone-mockup-wrapper {
  max-width: 270px;
  margin: 0 auto;
  border-radius: 36px;
  padding: 10px;
  background: #1e293b;
  border: 3px solid #334155;
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.7), 0 0 25px rgba(6, 182, 212, 0.2);
  overflow: hidden;
}

.phone-mockup-wrapper img {
  width: 100%;
  max-height: 480px;
  object-fit: contain;
  border-radius: 26px;
  display: block;
}

/* Field Experience Section */
.field-experience-section {
  padding: 90px 0;
  background: rgba(15, 23, 42, 0.5);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.field-image-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), var(--shadow-glow);
  max-width: 680px;
  width: 100%;
  margin: 0 auto;
}

.field-img {
  width: 100%;
  height: auto;
  max-height: 560px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.field-image-container:hover .field-img {
  transform: scale(1.03);
}

.field-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.field-image-caption {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.85rem;
  text-align: center;
  font-style: italic;
}

.field-feature-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.field-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--bg-card);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
}

.field-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(6, 182, 212, 0.15);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* Setup Steps Section */
.setup-section {
  padding: 90px 0;
  background: rgba(15, 23, 42, 0.4);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
}

.step-num {
  font-size: 3rem;
  font-weight: 800;
  color: rgba(6, 182, 212, 0.2);
  line-height: 1;
  margin-bottom: 1rem;
}

.step-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.step-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Contact / License CTA Section */
.cta-section {
  padding: 100px 0;
  text-align: center;
  position: relative;
}

.cta-box {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
  border: 1px solid var(--border-glass-active);
  border-radius: var(--radius-lg);
  padding: 4rem 2rem;
  max-width: 900px;
  margin: 0 auto;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.cta-box h2 {
  font-size: 2.6rem;
  margin-bottom: 1rem;
}

.cta-box p {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto 2.5rem auto;
}

.contact-links-grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.25rem;
}

/* Footer */
footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border-glass);
  background: #060911;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.social-links {
  display: flex;
  gap: 1.5rem;
}

.social-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

.social-links a:hover {
  color: var(--primary);
}

/* Responsive Utilities & Mobile Menu */
@media (max-width: 992px) {
  .hero-grid, .mobile-grid, .field-grid {
    grid-template-columns: 1fr;
  }

  .hero-content h1 {
    font-size: 2.5rem;
  }

  .hamburger-btn {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: rgba(9, 13, 22, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass-active);
    flex-direction: column;
    padding: 1.5rem 0;
    gap: 1.25rem;
    box-shadow: 0 15px 30px rgba(0,0,0,0.5);
  }

  .nav-links.open {
    display: flex;
  }

  .floating-badge {
    left: 0;
    bottom: -10px;
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
  }
}

/* Modal Overlay & Card Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 7, 13, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 1.5rem;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: #0d1322;
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  max-width: 500px;
  width: 100%;
  position: relative;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 35px rgba(245, 158, 11, 0.15);
  transform: translateY(20px) scale(0.96);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  text-align: center;
}

.modal-overlay.active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: var(--transition);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  transform: rotate(90deg);
}

.modal-header-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #f59e0b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 1.25rem auto;
}

.modal-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.modal-text {
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.modal-text strong {
  color: #ffffff;
}

.modal-license-box {
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid rgba(6, 182, 212, 0.25);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
  text-align: left;
}

.modal-license-info {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.modal-key-icon {
  color: var(--primary);
  font-size: 1.25rem;
}

.modal-license-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.modal-license-email {
  display: block;
  font-size: 0.95rem;
  color: #ffffff;
  font-weight: 600;
  word-break: break-all;
}

.modal-copy-btn {
  padding: 0.45rem 0.8rem;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.modal-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.85rem;
}

@media (max-width: 480px) {
  .modal-license-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .modal-actions {
    flex-direction: column-reverse;
  }

  .modal-actions .btn {
    width: 100%;
  }
}

/* Reference Showcase Grid & Cards */
.reference-section-header {
  text-align: center;
  margin-top: 3.5rem;
  margin-bottom: 0.5rem;
}

.reference-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
  align-items: stretch;
}

.hero-reference-card {
  background: rgba(17, 24, 39, 0.75);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.35rem;
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  position: relative;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
}

.hero-reference-card.card-featured {
  border: 1px solid var(--border-glass-active);
  border-top: 3px solid var(--primary);
  background: rgba(17, 24, 39, 0.88);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 25px rgba(6, 182, 212, 0.15);
  transform: translateY(-4px);
}

.hero-reference-card.card-placeholder {
  border: 1px dashed rgba(255, 255, 255, 0.12);
  background: rgba(11, 16, 26, 0.45);
  opacity: 0.65;
}

.hero-reference-card.card-placeholder:hover {
  border-color: rgba(6, 182, 212, 0.4);
  background: rgba(17, 24, 39, 0.75);
  opacity: 1;
  transform: translateY(-2px);
}

.hero-reference-card.card-placeholder .reference-badge {
  color: var(--text-dim) !important;
}

.hero-reference-card.card-placeholder .reference-quote {
  color: var(--text-muted);
}

.hero-reference-card.card-placeholder .reference-name {
  color: var(--text-muted);
}

.hero-reference-card.card-placeholder .reference-placeholder-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed rgba(255, 255, 255, 0.15);
  color: var(--text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.hero-reference-card.card-placeholder .reference-cta-link {
  color: var(--text-muted);
}

.hero-reference-card.card-placeholder:hover .reference-cta-link {
  color: var(--primary);
}

.reference-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #f59e0b;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.reference-quote {
  font-size: 0.93rem;
  color: var(--text-main);
  font-style: italic;
  line-height: 1.5;
  margin-bottom: 0.85rem;
}

.reference-meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 0.75rem;
}

.reference-logo-img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid rgba(6, 182, 212, 0.4);
  padding: 5px;
  flex-shrink: 0;
  box-shadow: 0 0 18px rgba(6, 182, 212, 0.3);
  transition: transform 0.3s ease;
}

.hero-reference-card:hover .reference-logo-img {
  transform: scale(1.08);
  border-color: var(--primary);
}

.reference-info {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.reference-name {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.25;
  letter-spacing: 0.01em;
}

.reference-company {
  font-size: 0.95rem;
  font-weight: 700;
  color: #38bdf8;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin-top: 2px;
}

.reference-location {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  margin-top: 4px;
  opacity: 0.85;
}

.reference-location i {
  color: #f59e0b;
}

@media (max-width: 992px) {
  .reference-cards-grid {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
  }
}
/* Image Lightbox Modal Styles */
.image-lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(4, 7, 13, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 3000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: 2rem;
}

.image-lightbox-overlay.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  max-width: 92vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass-active);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(6, 182, 212, 0.2);
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.image-lightbox-overlay.active .lightbox-content img {
  transform: scale(1);
}

.lightbox-caption {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
  text-align: center;
}

.lightbox-close-btn {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--border-glass);
  color: #ffffff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.3rem;
  transition: var(--transition);
  z-index: 3010;
}

.lightbox-close-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  color: var(--primary);
  transform: rotate(90deg);
}

/* Clickable zoom indicator on images */
.mockup-img, .phone-mockup-wrapper img, .field-img {
  cursor: zoom-in;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.mockup-img:hover, .phone-mockup-wrapper img:hover, .field-img:hover {
  filter: brightness(1.05);
}