/* ================================================================
   KAMER TELEKOM — Premium Design System
   Color palette matched to company logo:
   Navy (#0a2647) + Cyan-Blue globe (#00b4d8)
   ================================================================ */

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

/* ==================== CSS VARIABLES ==================== */
:root {
  --bg-primary: #060d1f;
  --bg-secondary: #0a1628;
  --bg-card: rgba(10, 38, 71, 0.35);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --bg-glass-hover: rgba(255, 255, 255, 0.08);
  --navy: #0a2647;
  --navy-light: #144272;
  --blue: #00b4d8;
  --blue-glow: #0077b6;
  --blue-light: #90e0ef;
  --cyan: #00d4ff;
  --white: #ffffff;
  --text-primary: #e8ecf4;
  --text-secondary: #8892a8;
  --text-muted: #5a6478;
  --gold: #ffd700;
  --green: #25d366;
  --border-color: rgba(0, 180, 216, 0.12);
  --border-glow: rgba(0, 180, 216, 0.3);
  --shadow-blue: 0 0 30px rgba(0, 180, 216, 0.15);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
}

/* ==================== RESET & BASE ==================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(0, 180, 216, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(0, 119, 182, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(10, 38, 71, 0.4) 0%, transparent 50%);
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--navy-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue); }

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }

/* ==================== UTILITIES ==================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  margin: 16px auto 0;
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.gradient-text {
  background: linear-gradient(135deg, var(--white) 0%, var(--blue) 50%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: var(--transition);
}

.glass-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-blue);
  transform: translateY(-4px);
}

.glow-border {
  position: relative;
}

.glow-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--blue), transparent, var(--cyan));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition);
}

.glow-border:hover::before {
  opacity: 1;
}

/* Buttons */
.btn-primary, .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-glow));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0, 180, 216, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 30px rgba(0, 180, 216, 0.5);
}

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

.btn-secondary:hover {
  background: rgba(0, 180, 216, 0.1);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 180, 216, 0.2);
}

/* Ripple effect */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: scale(0);
  animation: rippleAnim 0.6s ease-out;
  pointer-events: none;
}

@keyframes rippleAnim {
  to { transform: scale(4); opacity: 0; }
}

/* ==================== NAVIGATION ==================== */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 12px 0;
  transition: var(--transition);
  background: #ffffff;
  border-bottom: 1px solid rgba(10, 38, 71, 0.08);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06);
}

#navbar.scrolled {
  background: #ffffff;
  padding: 8px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  border-bottom: 1px solid rgba(10, 38, 71, 0.1);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo img {
  height: 40px;
  width: auto;
  transition: var(--transition);
}

.nav-logo img:hover {
  transform: scale(1.03);
}

.nav-logo span {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--navy);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 8px 18px;
  border-radius: 50px;
  color: #4a5568;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--blue-glow);
  background: rgba(0, 180, 216, 0.06);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--blue);
  transition: var(--transition);
  border-radius: 1px;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 60%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-cta .btn-primary {
  padding: 10px 24px;
  font-size: 0.9rem;
}

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

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  transition: var(--transition);
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(6, 13, 31, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 24px;
}

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

.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--text-secondary);
  padding: 12px 24px;
  transition: var(--transition);
}

.mobile-menu a:hover { color: var(--blue); }

/* ==================== HERO SECTION ==================== */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  pointer-events: none;
}

.hero-bg-glow.glow-1 {
  background: var(--blue);
  top: -200px;
  right: -200px;
  animation: floatGlow 8s ease-in-out infinite;
}

.hero-bg-glow.glow-2 {
  background: var(--blue-glow);
  bottom: -200px;
  left: -200px;
  animation: floatGlow 10s ease-in-out infinite reverse;
}

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--blue);
  opacity: 0;
  animation: particleFloat linear infinite;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: 50px;
  background: rgba(0, 180, 216, 0.1);
  border: 1px solid rgba(0, 180, 216, 0.2);
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  opacity: 0;
  transform: translateY(24px);
  animation: heroTitleReveal 1s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
}

@keyframes heroTitleReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease 0.4s forwards;
  opacity: 0;
  min-height: 3.4em;
}

.hero-subtitle .typed-cursor {
  display: inline-block;
  width: 2px;
  height: 1.2em;
  background: var(--blue);
  margin-left: 2px;
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.6s forwards;
  opacity: 0;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 64px;
  animation: fadeInUp 0.8s ease 0.8s forwards;
  opacity: 0;
}

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

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--blue);
}

.hero-stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s ease infinite;
  z-index: 2;
}

.scroll-indicator .mouse {
  width: 26px;
  height: 40px;
  border: 2px solid var(--text-muted);
  border-radius: 14px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.scroll-indicator .wheel {
  width: 3px;
  height: 8px;
  background: var(--blue);
  border-radius: 2px;
  animation: scrollWheel 2s ease infinite;
}

/* ==================== MARKETPLACES SECTION ==================== */
#marketplaces {
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.section-badge {
  display: inline-block;
  padding: 6px 20px;
  border-radius: 50px;
  background: linear-gradient(135deg, rgba(0, 180, 216, 0.12), rgba(0, 119, 182, 0.08));
  border: 1px solid rgba(0, 180, 216, 0.2);
  color: var(--blue);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

/* Marquee Wrapper with premium fade edges */
.marquee-wrapper {
  position: relative;
  margin-top: 48px;
  padding: 8px 0;
}

.marquee-fade {
  position: absolute;
  top: 0;
  width: 120px;
  height: 100%;
  z-index: 3;
  pointer-events: none;
}

.marquee-fade-left {
  left: 0;
  background: linear-gradient(90deg, var(--bg-primary) 0%, transparent 100%);
}

.marquee-fade-right {
  right: 0;
  background: linear-gradient(270deg, var(--bg-primary) 0%, transparent 100%);
}

.marquee-container {
  overflow: hidden;
  position: relative;
}

.marquee-track {
  display: flex;
  gap: 24px;
  animation: marquee 40s linear infinite;
  width: max-content;
}

.marquee-track:hover {
  animation-play-state: paused;
}

/* Premium Card Design */
.marquee-item {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 28px 36px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 20px;
  min-width: 180px;
  height: 160px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

/* Gradient border on hover */
.marquee-item::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 20px;
  padding: 1px;
  background: linear-gradient(135deg, var(--blue), var(--cyan), var(--blue-glow));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s ease;
}

/* Glow background on hover */
.marquee-item::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background: radial-gradient(ellipse at center, rgba(0, 180, 216, 0.08), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.marquee-item:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-8px) scale(1.02);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 40px rgba(0, 180, 216, 0.1);
}

.marquee-item:hover::before {
  opacity: 1;
}

.marquee-item:hover::after {
  opacity: 1;
}

/* Logo Wrapper */
.marquee-logo-wrap {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.95);
  padding: 10px;
  transition: all 0.4s ease;
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.marquee-item:hover .marquee-logo-wrap {
  transform: scale(1.1);
  box-shadow:
    0 8px 24px rgba(0, 0, 0, 0.2),
    0 0 20px rgba(0, 180, 216, 0.15);
}

.marquee-item img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  transition: var(--transition);
  border-radius: 6px;
}

.marquee-item .logo-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  position: relative;
  z-index: 1;
}

.marquee-item:hover .logo-name {
  color: var(--white);
}

/* Verified Badge */
.marketplace-badge {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--blue);
  padding: 3px 10px;
  border-radius: 50px;
  background: rgba(0, 180, 216, 0.08);
  border: 1px solid rgba(0, 180, 216, 0.15);
  position: relative;
  z-index: 1;
  transition: all 0.4s ease;
  opacity: 0.7;
}

.marquee-item:hover .marketplace-badge {
  opacity: 1;
  background: rgba(0, 180, 216, 0.15);
  border-color: rgba(0, 180, 216, 0.3);
}

/* SVG fallback for dynamic items */
.marquee-item svg {
  width: 140px;
  height: 40px;
  transition: var(--transition);
}

.marquee-item:hover svg {
  transform: scale(1.05);
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ==================== TRUST BAR ==================== */
.trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-top: 56px;
  padding: 24px 32px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 28px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.trust-item:hover {
  color: var(--blue);
}

.trust-item svg {
  color: var(--blue);
  flex-shrink: 0;
}

.trust-divider {
  width: 1px;
  height: 24px;
  background: rgba(255, 255, 255, 0.1);
}

/* ==================== ABOUT SECTION ==================== */
#about {
  padding: 100px 0;
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text h2 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 32px;
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.feature-card {
  padding: 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(0,180,216,0.05), transparent);
  opacity: 0;
  transition: var(--transition);
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0,180,216,0.15), rgba(0,119,182,0.1));
  font-size: 1.5rem;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Counters */
.counters-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 64px;
}

.counter-card {
  text-align: center;
  padding: 32px 16px;
}

.counter-card .counter-number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--blue);
  display: block;
}

.counter-card .counter-suffix {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--blue);
}

.counter-card .counter-label {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* ==================== WARRANTY SECTION ==================== */
#warranty {
  padding: 100px 0;
  position: relative;
  background: linear-gradient(180deg, transparent, rgba(10, 38, 71, 0.2), transparent);
}

.warranty-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}

.warranty-card {
  padding: 36px 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.warranty-card .warranty-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0,180,216,0.15), rgba(0,119,182,0.08));
  font-size: 1.8rem;
}

.warranty-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

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

/* Warranty timeline */
.warranty-timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.warranty-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--blue), var(--navy-light));
}

.timeline-item {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 40px;
  position: relative;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
  text-align: right;
}

.timeline-dot {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--blue);
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 15px rgba(0,180,216,0.4);
  z-index: 1;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}

.timeline-content {
  flex: 1;
  padding: 20px 24px;
  max-width: calc(50% - 40px);
}

.timeline-content h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--blue);
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ==================== CONTACT SECTION ==================== */
#contact {
  padding: 100px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.contact-card .contact-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0,180,216,0.15), rgba(0,119,182,0.08));
  font-size: 1.3rem;
}

.contact-card.whatsapp-card .contact-icon {
  background: linear-gradient(135deg, rgba(37,211,102,0.2), rgba(37,211,102,0.05));
}

.contact-card.whatsapp-card:hover {
  border-color: rgba(37,211,102,0.3);
  box-shadow: 0 0 30px rgba(37,211,102,0.15);
}

.contact-card h4 {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
}

.contact-card p, .contact-card a {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

.contact-card a:hover {
  color: var(--blue);
}

.contact-map {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  height: 100%;
  min-height: 400px;
  position: relative;
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  border: none;
  filter: brightness(0.85) contrast(1.1) saturate(0.8);
  transition: var(--transition);
}

.contact-map:hover iframe {
  filter: brightness(1) contrast(1) saturate(1);
}

/* ==================== FOOTER ==================== */
footer {
  background: #ffffff;
  border-top: 1px solid rgba(10, 38, 71, 0.08);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand img {
  height: 44px;
  margin-bottom: 16px;
}

.footer-brand p {
  color: #5a6478;
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 350px;
}

.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--navy);
}

.footer-links a {
  display: block;
  color: #5a6478;
  padding: 6px 0;
  font-size: 0.95rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--blue-glow);
  transform: translateX(4px);
}

.footer-contact p {
  color: #5a6478;
  padding: 4px 0;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(10, 38, 71, 0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  color: #8892a8;
  font-size: 0.85rem;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(10, 38, 71, 0.05);
  border: 1px solid rgba(10, 38, 71, 0.1);
  color: #5a6478;
  font-size: 1.1rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
  transform: translateY(-2px);
}

/* ==================== FLOATING WHATSAPP ==================== */
.btn-whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  z-index: 998;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  cursor: pointer;
  animation: pulse 2s ease infinite;
}

.btn-whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
}

.btn-whatsapp-float .tooltip {
  position: absolute;
  right: 72px;
  background: var(--white);
  color: #1a1a1a;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-whatsapp-float:hover .tooltip {
  opacity: 1;
}

/* ==================== BACK TO TOP ==================== */
#back-to-top {
  position: fixed;
  bottom: 28px;
  left: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  color: var(--blue);
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

#back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

#back-to-top:hover {
  background: var(--blue);
  color: var(--white);
  transform: translateY(-3px);
}

/* ==================== CURSOR GLOW ==================== */
#cursor-glow {
  position: fixed;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,180,216,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: transform 0.1s ease-out;
  display: none;
}

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

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

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

@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6), 0 0 0 10px rgba(37, 211, 102, 0.1); }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

@keyframes scrollWheel {
  0% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(8px); }
}

@keyframes floatGlow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, -30px); }
}

@keyframes particleFloat {
  0% { opacity: 0; transform: translateY(100vh) scale(0); }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { opacity: 0; transform: translateY(-100vh) scale(1); }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

@keyframes blink {
  50% { opacity: 0; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Scroll animation base class */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delays for grid items */
.animate-on-scroll:nth-child(1) { transition-delay: 0s; }
.animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }
.animate-on-scroll:nth-child(5) { transition-delay: 0.4s; }
.animate-on-scroll:nth-child(6) { transition-delay: 0.5s; }

/* ==================== RESPONSIVE ==================== */

/* ---------- Tablet (1024px) ---------- */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

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

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

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

  .marquee-item {
    padding: 20px 28px;
    min-width: 150px;
    height: 130px;
    border-radius: 16px;
  }

  .marquee-item img {
    width: 36px;
    height: 36px;
  }

  .marquee-item .logo-name {
    font-size: 0.85rem;
  }

  .trust-bar {
    padding: 20px 16px;
    gap: 0;
  }

  .trust-item {
    padding: 6px 16px;
    font-size: 0.85rem;
  }
}

/* ---------- Mobile (768px) ---------- */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }

  .nav-container {
    padding: 0 16px;
  }

  .nav-logo img {
    height: 34px;
  }

  .nav-logo span {
    font-size: 1.1rem;
  }

  .hero-title {
    font-size: 2rem;
    line-height: 1.15;
  }

  #hero {
    min-height: auto;
    padding-top: 130px;
    padding-bottom: 60px;
    align-items: flex-start;
  }

  .hero-badge {
    font-size: 0.8rem;
    padding: 6px 16px;
    margin-bottom: 20px;
  }

  .hero-badge svg {
    width: 14px;
    height: 14px;
  }

  .hero-subtitle {
    font-size: 1rem;
    min-height: auto;
    margin-bottom: 28px;
  }

  .hero-stats {
    gap: 20px;
    flex-wrap: wrap;
  }

  .hero-stat-number {
    font-size: 1.8rem;
  }

  .hero-stat-label {
    font-size: 0.8rem;
  }

  .hero-buttons {
    gap: 12px;
  }

  .btn-primary, .btn-secondary {
    padding: 12px 24px;
    font-size: 0.9rem;
  }

  .section-padding {
    padding: 60px 0;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .section-subtitle {
    font-size: 0.95rem;
  }

  .section-header {
    margin-bottom: 40px;
  }

  /* Marquee Mobile */
  #marketplaces {
    padding: 60px 0 48px;
  }

  .marquee-wrapper {
    margin-top: 32px;
  }

  .marquee-fade {
    width: 60px;
  }

  .marquee-track {
    gap: 16px;
  }

  .marquee-item {
    padding: 16px 20px;
    min-width: 120px;
    height: 110px;
    gap: 8px;
    border-radius: 14px;
  }

  .marquee-item::before,
  .marquee-item::after {
    border-radius: 14px;
  }

  .marquee-logo-wrap {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    padding: 8px;
  }

  .marquee-item img {
    width: 32px;
    height: 32px;
  }

  .marquee-item .logo-name {
    font-size: 0.75rem;
  }

  /* About Mobile */
  .about-features {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .feature-card {
    padding: 20px 16px;
  }

  .feature-icon {
    width: 44px;
    height: 44px;
    margin-bottom: 12px;
  }

  .feature-card h3 {
    font-size: 0.95rem;
  }

  .feature-card p {
    font-size: 0.8rem;
  }

  .about-text h2 {
    font-size: 2rem;
  }

  .about-text p {
    font-size: 0.95rem;
  }

  .counters-row {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .counter-card {
    padding: 20px 12px;
  }

  .counter-card .counter-number {
    font-size: 2rem;
  }

  .counter-card .counter-suffix {
    font-size: 1.4rem;
  }

  .counter-card .counter-label {
    font-size: 0.8rem;
  }

  /* Warranty / Vizyon Mobile */
  .warranty-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .warranty-card {
    padding: 24px 20px;
  }

  .warranty-card h3 {
    font-size: 1rem;
  }

  .warranty-card p {
    font-size: 0.85rem;
  }

  /* Trust Bar Mobile */
  .trust-bar {
    flex-direction: column;
    padding: 16px;
    gap: 4px;
  }

  .trust-divider {
    width: 40px;
    height: 1px;
    margin: 4px auto;
  }

  .trust-item {
    padding: 6px 12px;
    font-size: 0.85rem;
    justify-content: center;
  }

  /* Contact Mobile */
  .contact-info-cards {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .contact-map {
    min-height: 300px;
    border-radius: 12px;
  }

  /* Footer Mobile */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  /* Timeline */
  .timeline-item,
  .timeline-item:nth-child(even) {
    flex-direction: column;
    text-align: left;
  }

  .warranty-timeline::before { left: 8px; }

  .timeline-dot {
    left: 8px;
    transform: none;
  }

  .timeline-content {
    max-width: 100%;
    margin-left: 32px;
  }

  /* Floating Buttons Mobile */
  .btn-whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 52px;
    height: 52px;
    font-size: 1.5rem;
  }

  .btn-whatsapp-float .tooltip {
    display: none;
  }

  #back-to-top {
    bottom: 20px;
    left: 20px;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  /* Scroll indicator hide on mobile */
  .scroll-indicator {
    display: none;
  }
}

/* ---------- Small Mobile (480px) ---------- */
@media (max-width: 480px) {
  html {
    font-size: 13px;
  }
  .container {
    padding: 0 16px;
  }

  .hero-title {
    font-size: 1.7rem;
  }

  .hero-badge {
    font-size: 0.7rem;
    padding: 6px 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    justify-content: center;
    line-height: 1.4;
  }

  .hero-badge svg {
    display: none;
  }

  .hero-subtitle {
    font-size: 0.9rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-primary, .btn-secondary {
    justify-content: center;
    padding: 12px 20px;
    font-size: 0.9rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 12px;
    margin-top: 40px;
  }

  .hero-stat-number {
    font-size: 1.6rem;
  }

  .counters-row {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .counter-card .counter-number {
    font-size: 1.6rem;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .section-subtitle {
    font-size: 0.85rem;
  }

  .about-features {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .feature-card {
    padding: 20px;
  }

  .marquee-item {
    padding: 14px 16px;
    min-width: 100px;
    height: 95px;
    gap: 6px;
    border-radius: 12px;
  }

  .marquee-item::before,
  .marquee-item::after {
    border-radius: 12px;
  }

  .marquee-logo-wrap {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    padding: 6px;
  }

  .marquee-item img {
    width: 28px;
    height: 28px;
  }

  .marquee-item .logo-name {
    font-size: 0.65rem;
  }

  .marquee-fade {
    width: 40px;
  }

  .contact-map {
    min-height: 250px;
  }

  .mobile-menu a {
    font-size: 1.2rem;
    padding: 10px 20px;
  }
}

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

  .marquee-track { animation: none; }
}