:root {
  --primary: #206EAB;
  --primary-dark: #185691;
  --primary-light: #E8F0F8;
  --dark: #1A1A1A;
  --light: #FFFFFF;
  --gray-100: #F7F7F7;
  --gray-200: #E5E5E5;
  --gray-300: #CCCCCC;
  --gray-500: #71717A;
  --gray-600: #52525B;
  --accent: #206EAB;
  --font-display: 'Bricolage Grotesque', sans-serif;
  --font-body: 'Public Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--light);
  color: var(--dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--dark);
}

.logo-img {
  height: 5rem;
  width: auto;
}

.footer .logo-img {
  height: 5rem;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--gray-600);
  text-decoration: none;
  font-size: 1.125rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: background-color 0.25s ease, transform 0.25s ease;
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(32, 110, 171, 0.3);
}

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

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

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--dark);
  transition: background-color 0.3s ease, transform 0.3s ease;
}

/* Hero */
.hero {
  padding: 140px 0 100px;
  background: linear-gradient(180deg, var(--gray-100) 0%, var(--light) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(32, 110, 171, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

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

.hero-text {
  max-width: 580px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary-light);
  color: var(--primary);
  padding: 0.5rem 1rem;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 4.5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--dark);
  margin-bottom: 1.5rem;
}

.hero h1 span {
  color: var(--primary);
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--gray-600);
  margin-bottom: 2rem;
  max-width: 500px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
}

.hero-slider {
  position: relative;
  width: 100%;
  max-width: 550px;
  margin: 0 auto;
}

.slider-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  aspect-ratio: 4/3;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease, transform 0.8s ease;
  transform: scale(0.95);
  pointer-events: none;
}

.slide.active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.slide img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 16px;
  object-fit: contain;
}

/* Products */
.products {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--gray-500);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 0 20px;
}

.product-card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 12px;
  padding: 20px;
}

.product-img {
  display: block;
  width: 100%;
  height: 90px;
  object-fit: contain;
  margin-bottom: 12px;
  background: #f5f5f5;
}

.product-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--dark);
}

.product-card p {
  color: var(--gray-500);
  font-size: 0.75rem;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.8rem;
  text-decoration: none;
  transition: gap 0.2s ease;
}

.product-link:hover {
  gap: 0.75rem;
}

/* Stats */
.stats {
  padding: 4rem 0;
  background: var(--dark);
  color: white;
  text-align: center;
}

.stats .container {
  display: flex;
  justify-content: center;
}

.stats-grid {
  display: flex;
  justify-content: center;
  gap: 4rem;
  flex-wrap: wrap;
  width: 100%;
}

.stat-item {
  text-align: center;
  min-width: 150px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--gray-300);
  font-size: 0.95rem;
}

/* CTA */
.cta {
  padding: 8rem 0;
  text-align: center;
  background: var(--dark);
  color: white;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary);
}

.cta h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.cta p {
  color: var(--gray-300);
  font-size: 1.1rem;
  max-width: 500px;
  margin: 0 auto 2.5rem;
}

/* Footer */
.footer {
  padding: 5rem 0 2rem;
  background: var(--gray-100);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand p {
  color: var(--gray-500);
  margin-top: 1rem;
  font-size: 0.95rem;
  line-height: 1.7;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  color: var(--dark);
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.75rem;
}

.footer-col a {
  color: var(--gray-500);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-200);
  font-size: 0.85rem;
  color: var(--gray-500);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  color: var(--gray-500);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-legal a:hover {
  color: var(--dark);
}

/* Features */
.features {
  padding: 8rem 0;
  background: var(--gray-100);
}

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

.feature-card {
  background: white;
  border-radius: 16px;
  padding: 2.5rem;
  display: flex;
  gap: 1.5rem;
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--primary);
}

.feature-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-content p {
  color: var(--gray-500);
  font-size: 0.95rem;
}

/* About */
.about {
  padding: 8rem 0;
  background: var(--gray-100);
}

.about-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.about-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 1rem;
}

.about-intro {
  font-size: 1.25rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* About Stats */
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  justify-content: center;
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto 5rem;
  padding: 2rem;
  background: white;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.stat-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1rem;
}

.stat-icon {
  color: var(--primary);
  margin-bottom: 0.75rem;
}

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

.stat-nr {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1;
}

.stat-text {
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-top: 0.5rem;
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 600px;
  margin: 0 auto 5rem;
  padding-left: 3rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--primary-light));
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.35rem;
  top: 0.25rem;
  width: 12px;
  height: 12px;
  background: var(--primary);
  border-radius: 50%;
  border: 3px solid var(--gray-100);
}

.timeline-year {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.timeline-content h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.25rem;
}

.timeline-content p {
  font-size: 0.9rem;
  color: var(--gray-500);
}

.timeline-item.current::before {
  background: var(--primary-dark);
  box-shadow: 0 0 0 4px var(--primary-light);
}

/* About Sections */
.about-sections {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.about-section {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.section-icon {
  flex-shrink: 0;
  color: var(--primary);
}

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

.section-text h4 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 0.5rem;
}

.section-text p {
  font-size: 0.85rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* Responsive */
@media (max-width: 768px) {
  .about-stats,
  .about-sections {
    grid-template-columns: 1fr;
  }
  
  .timeline {
    padding-left: 2rem;
  }
  
  .timeline::before {
    left: 0;
  }
  
  .timeline-item::before {
    left: -1.35rem;
  }
}