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

:root {
  --primary: #1a2b4a;
  --secondary: #2d5a8c;
  --accent: #f97316;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --bg-light: #f9fafb;
  --white: #ffffff;
}

body {
  font-family: "Segoe UI", system-ui, sans-serif;
  line-height: 1.7;
  color: var(--text-dark);
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

.section,
.hero,
nav {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

/* Fade-in Animation Styles */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger animations for child elements */
.fade-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger delay for multiple items */
.stagger-1 {
  transition-delay: 0.1s;
}
.stagger-2 {
  transition-delay: 0.2s;
}
.stagger-3 {
  transition-delay: 0.3s;
}
.stagger-4 {
  transition-delay: 0.4s;
}
.stagger-5 {
  transition-delay: 0.5s;
}
.stagger-6 {
  transition-delay: 0.6s;
}

/* Navigation */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: var(--white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  z-index: 1000;
  transition: all 0.3s ease;
}

nav.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.2rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  z-index: 1001;
}

.logo img {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.brand-name {
  white-space: nowrap;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  align-items: center;
  white-space: nowrap;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: color 0.3s ease;
  font-size: 0.95rem;
}

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

.cta-btn {
  background: var(--accent);
  color: var(--white);
  padding: 0.7rem 1.8rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-block;
  white-space: nowrap;
}

.cta-btn:hover {
  background: #ea580c;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary);
  transition: all 0.3s ease;
}

/* Hero */
.hero {
  margin-top: 80px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--white);
  padding: 6rem 2rem 4rem;
  text-align: center;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.4rem;
  opacity: 0.95;
  max-width: 800px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

.hero-cta {
  background: var(--accent);
  color: var(--white);
  padding: 1rem 2.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  transition: all 0.3s;
}

.hero-cta:hover {
  background: #ea580c;
  transform: translateY(-2px);
}

/* Section Container */
.section {
  padding: 6rem 2rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

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

.section-title {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1rem;
  font-weight: 700;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--text-light);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Story Section */
.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.story-content h3 {
  color: var(--accent);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.story-content h2 {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
}

.story-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-dark);
  margin-bottom: 1.5rem;
}

.story-image {
  border-radius: 12px;
  height: 520px;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.story-image img {
  width: 100%;
  height: 100%;
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  object-fit: cover;
}

.nuel-title {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(0, 0, 0, 0.7);
  padding: 15px 20px;
  border-radius: 8px;
  backdrop-filter: blur(10px);
}

.nuel-title h3 {
  margin: 0 0 5px 0;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
}

.nuel-title p {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9rem;
}

.color-shift {
  filter: grayscale(100%);
  transition: filter 0.3s ease;
}

.color-shift:hover {
  filter: grayscale(0%);
}

/* Stats */
.stats {
  background: var(--bg-light);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stat-card {
  text-align: center;
  padding: 2rem 1rem;
}

.stat-number {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1.1rem;
  color: var(--text-dark);
  font-weight: 600;
}

/* Values */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.value-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s;
}

.value-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.value-icon {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.value-card h3 {
  font-size: 1.5rem;
  color: var(--primary);
  margin-bottom: 1rem;
  font-weight: 700;
}

.value-card p {
  color: var(--text-dark);
  line-height: 1.7;
}

/* Process */
.process {
  background: var(--bg-light);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.process-step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 80px;
  height: 80px;
  background: var(--accent);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
}

.process-step h3 {
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 0.8rem;
  font-weight: 700;
}

.process-step p {
  color: var(--text-dark);
  line-height: 1.6;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--white);
  padding: 6rem 2rem;
  text-align: center;
}

.cta-section h2 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
}

.cta-section p {
  font-size: 1.3rem;
  margin-bottom: 2.5rem;
  opacity: 0.95;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
  padding: 1rem 2.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

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

.btn-primary:hover {
  background: #ea580c;
  transform: translateY(-2px);
}

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

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

/* Footer */
footer {
  background: #0f1419;
  color: rgba(255, 255, 255, 0.8);
  padding: 4rem 2rem 2rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-about h3 {
  color: var(--white);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.footer-about p {
  line-height: 1.6;
  font-size: 0.95rem;
}

.footer-section h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.3s;
  font-size: 0.95rem;
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

/* Responsive Design */

@media (max-width: 1024px) {
  .hero h1 {
    font-size: 3rem;
  }

  .story-content h2 {
    font-size: 2rem;
  }

  .section-title {
    font-size: 2.2rem;
  }

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

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 978px) {
  .nav-container {
    padding: 1rem 1.5rem;
  }

  .nav-links {
    position: fixed;
    left: -100%;
    top: 0;
    height: 100vh;
    flex-direction: column;
    background: var(--white);
    width: 280px;
    text-align: left;
    transition: left 0.3s ease;
    box-shadow: 2px 0 20px rgba(0, 0, 0, 0.1);
    padding: 100px 2rem 2rem;
    gap: 1.5rem;
    align-items: flex-start;
    overflow-y: auto;
  }

  .nav-links.active {
    left: 0;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 0.5rem;
  }

  .menu-toggle {
    display: flex;
  }

  .hero {
    padding: 4rem 1.5rem 3rem;
  }

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

  .hero-subtitle {
    font-size: 1.2rem;
  }

  .section {
    padding: 4rem 1.5rem;
  }

  .story-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .story-image {
    order: -1;
    height: 850px;
  }

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

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

  .process-steps {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .cta-section h2 {
    font-size: 2.5rem;
  }

  .cta-section p {
    font-size: 1.15rem;
  }

  .brand-name {
    font-size: 1.3rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .hero-cta {
    font-size: 1rem;
    padding: 0.9rem 2rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .section-subtitle {
    font-size: 1.1rem;
  }

  .story-content h2 {
    font-size: 1.8rem;
  }

  .story-content h3 {
    font-size: 1rem;
  }

  .story-content p {
    font-size: 1rem;
  }

  .story-image {
    height: 650px;
  }

  .stat-number {
    font-size: 3rem;
  }

  .value-card {
    padding: 2rem;
  }

  .value-card h3 {
    font-size: 1.3rem;
  }

  .value-icon {
    font-size: 2.5rem;
  }

  .step-number {
    width: 70px;
    height: 70px;
    font-size: 1.8rem;
  }

  .process-step h3 {
    font-size: 1.2rem;
  }

  .cta-section {
    padding: 4rem 1.5rem;
  }

  .cta-section h2 {
    font-size: 2.2rem;
  }

  .btn-primary,
  .btn-secondary {
    font-size: 1rem;
    padding: 0.9rem 2rem;
  }
}

@media (max-width: 640px) {
  .nav-container {
    padding: 1rem;
  }

  .logo {
    font-size: 1.2rem;
  }

  .logo img {
    width: 35px;
    height: 35px;
  }

  .brand-name {
    font-size: 1.1rem;
  }

  .hero {
    margin-top: 70px;
    padding: 3rem 1rem 2.5rem;
  }

  .hero h1 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
  }

  .hero-subtitle {
    font-size: 1rem;
    margin-bottom: 1.5rem;
  }

  .hero-cta {
    font-size: 0.95rem;
    padding: 0.8rem 1.5rem;
  }

  .section {
    padding: 3rem 1rem;
  }

  .section-header {
    margin-bottom: 3rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .section-subtitle {
    font-size: 1rem;
  }

  .story-content h3 {
    font-size: 0.95rem;
  }

  .story-content h2 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
  }

  .story-content p {
    font-size: 0.95rem;
    margin-bottom: 1rem;
  }

  .story-image {
    height: 480px;
  }

  .nuel-title {
    padding: 12px 15px;
    bottom: 15px;
    left: 15px;
    right: 15px;
  }

  .nuel-title h3 {
    font-size: 1.1rem;
  }

  .nuel-title p {
    font-size: 0.85rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .stat-card {
    padding: 1.5rem 1rem;
  }

  .stat-number {
    font-size: 2.5rem;
  }

  .stat-label {
    font-size: 1rem;
  }

  .value-card {
    padding: 1.8rem 1.5rem;
  }

  .value-card h3 {
    font-size: 1.2rem;
  }

  .value-card p {
    font-size: 0.95rem;
  }

  .value-icon {
    font-size: 2.2rem;
    margin-bottom: 1rem;
  }

  .step-number {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }

  .process-step h3 {
    font-size: 1.1rem;
    margin-bottom: 0.6rem;
  }

  .process-step p {
    font-size: 0.95rem;
  }

  .cta-section {
    padding: 3rem 1rem;
  }

  .cta-section h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
  }

  .cta-section p {
    font-size: 1rem;
    margin-bottom: 2rem;
  }

  .cta-buttons {
    flex-direction: column;
    gap: 1rem;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
    font-size: 0.95rem;
    padding: 0.85rem 1.5rem;
  }

  footer {
    padding: 2rem 1rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.6rem;
  }

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

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

  .story-content h2 {
    font-size: 1.4rem;
  }

  .story-image {
    height: 410px;
  }

  .stat-number {
    font-size: 2.2rem;
  }

  .cta-section h2 {
    font-size: 1.6rem;
  }
}

@media (max-width: 360px) {
  .brand-name {
    font-size: 0.95rem;
  }

  .logo img {
    width: 30px;
    height: 30px;
  }

  .hero h1 {
    font-size: 1.4rem;
  }

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

  .story-image {
    height: 320px;
  }
}