:root {
  /* Color Palette - Vibrant & Premium */
  --primary-color: #2e7d32;
  /* Deep modern green */
  --primary-light: #4caf50;
  /* Brighter green for hover/accents */
  --accent-color: #a5d6a7;
  /* Soft pastel green */
  --bg-color: #fcfcfc;
  /* Off-white for premium feel */
  --surface-color: #ffffff;
  --text-dark: #1a1a1a;
  --text-medium: #4a4a4a;
  --text-light: #7a7a7a;
  --text-warning: #f84b33;
  --brand-blue: #0849a5;

  /* Typography */
  --font-main: "Inter", system-ui, -apple-system, sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.12);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 32px;
}

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

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

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

a {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s;
}

/* Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

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

.btn-primary:disabled {
  background-color: #414141;
}

.btn-primary:disabled:hover {
  background-color: #414141;
  transform: none;
  box-shadow: none;
  cursor: default;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  background-color: black;
}

.btn-secondary {
  background-color: var(--surface-color);
  color: var(--text-dark);
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
  background-color: #f5f5f5;
  border-color: rgba(0, 0, 0, 0.2);
}

/* Header */
.header {
  padding: var(--spacing-md) 0;
  position: sticky;
  top: 0;
  background-color: rgba(252, 252, 252, 0.9);
  backdrop-filter: blur(10px);
  z-index: 100;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-dark);
}

/* Hero Section */
.hero {
  padding: var(--spacing-lg) 0;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: #0849a5;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.04em;
  color: white;
}

.hero-text p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-md);
  max-width: 90%;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

.hero-image {
  position: relative;
}

/* Hero Image Asset */
.hero-img-asset {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

/* Features Section */
.features {
  padding: var(--spacing-xl) 0;
  background-color: var(--surface-color);
}

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

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.03em;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.feature-card {
  padding: var(--spacing-md);
  background: var(--bg-color);
  border-radius: var(--radius-md);
  transition: transform 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: #dcfce7;
  color: #166534;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

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

/* Footer */
.footer {
  padding: var(--spacing-lg) 0;
  border-top: 1px solid #eaeaea;
  text-align: center;
}

.feature-row {
  display: flex;
  align-items: center;
  gap: 6rem;
  /* Increased spacing */
  margin-bottom: var(--spacing-xl);
}

.feature-row.reverse {
  flex-direction: row-reverse;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  color: var(--text-medium);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.copyright {
  color: var(--text-light);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-md);
  }

  .feature-row,
  .feature-row.reverse {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }

  .feature-image {
    width: 100%;
    min-height: 250px;
  }

  .hero {
    padding-top: var(--spacing-md);
    min-height: auto;
    /* Allow height to grow naturally on mobile */
  }

  .hero-buttons {
    justify-content: center;
    flex-wrap: wrap;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

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

  .hero-text,
  .feature-text {
    padding: 0 var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .nav {
    flex-direction: column;
    gap: var(--spacing-xs);
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  /* Scale down the phone mockup for small screens */
  .phone-mockup {
    transform: scale(0.8);
    transform-origin: top center;
    height: 500px;
    /* Reduced visual height */
    margin-bottom: -100px;
    /* Compensate for scaling whitespace */
  }

  .btn {
    width: 100%;
  }

  .container {
    padding: 0 var(--spacing-sm);
  }
}

/* About Us Page Styles */
.about-hero {
  padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.about-hero h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.03em;
}

.subtitle {
  font-size: 1.5rem;
  color: var(--primary-color);
  font-weight: 500;
}

.team-section {
  padding: var(--spacing-lg) 0 var(--spacing-xl);
  background-color: var(--surface-color);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

@media (min-width: 1024px) {
  .team-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.team-card {
  background: var(--bg-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
}

/* About Content Refactoring */
.about-text-block p {
  font-size: 1.1rem;
  color: var(--text-medium);
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.about-section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  color: var(--text-dark);
}

.about-quote {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--brand-blue);
  border-left: 4px solid var(--brand-blue);
  padding-left: 1.5rem;
  margin: 1.5rem 0;
  font-style: italic;
  background: rgba(8, 73, 165, 0.05);
  /* Subtle highlight */
  padding: 1.5rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.team-link {
  display: inline-block;
  margin-top: var(--spacing-xs);
  color: var(--brand-blue);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.team-link:hover {
  border-bottom-color: var(--brand-blue);
  color: var(--primary-light);
}

.team-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.team-img {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.team-info {
  padding: var(--spacing-md);
  text-align: center;
}

.team-info h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.role {
  display: block;
  font-size: 0.9rem;
  color: var(--brand-blue);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.responsibility {
  font-size: 0.95rem;
  color: var(--text-medium);
  line-height: 1.5;
}

/* Subscription Form */
.hero-subscription {
  margin-top: var(--spacing-lg);
  max-width: 500px;
  background-color: #e6ebf2;
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.hero-subscription .subscription-label {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: var(--spacing-xs);
}

.hero-subscription .subscription-success {
  font-size: 0.8rem;
  color: var(--brand-blue);
  margin: var(--spacing-xs) 0;
}

.hero-subscription .subscription-failed {
  font-size: 0.8rem;
  color: var(--text-warning);
  margin: var(--spacing-xs) 0;
}

.subscription-form {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.subscription-input {
  flex: 1 1 250px;
  /* Allow growing and shrinking, with a basis */
  padding: 12px 16px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.2s;
}

.subscription-form .btn {
  font-size: 1.1rem;
  flex: 0 0 auto;
  /* Stop button from shrinking excessively */
}

.subscription-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.1);
}

/* Accordion / FAQ Section */
.accordion-section {
  padding: var(--spacing-xl) 0;
  background-color: #0849a5;
}

.accordion-section .section-header h2,
.accordion-section .section-header p {
  color: white;
}

.accordion-section .section-header p {
  color: rgba(255, 255, 255, 0.9);
}

.accordion-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.accordion-item {
  background: var(--surface-color);
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 0, 0, 0.05);
  overflow: hidden;
  transition: all 0.3s;
}

.accordion-item:hover {
  border-color: rgba(0, 0, 0, 0.1);
}

.accordion-item[open] {
  box-shadow: var(--shadow-sm);
}

.accordion-item summary {
  padding: var(--spacing-md);
  cursor: pointer;
  font-weight: 600;
  font-size: 1.1rem;
  list-style: none;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.accordion-item summary::-webkit-details-marker {
  display: none;
}

.accordion-item summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--primary-color);
  transition: transform 0.2s;
}

.accordion-item[open] summary::after {
  transform: rotate(45deg);
}

.accordion-content {
  padding: 0 var(--spacing-md) var(--spacing-md);
  color: var(--text-medium);
  line-height: 1.6;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  margin-top: -8px;
  /* Slight overlap fix */
  padding-top: var(--spacing-sm);

  /* Animation props */
  overflow: hidden;
  will-change: height, opacity, padding;
  transition: height 0.4s cubic-bezier(0.25, 0.1, 0.25, 1),
    opacity 0.4s cubic-bezier(0.25, 0.1, 0.25, 1),
    padding 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
  /* Start hidden implied by JS handling logic */
}

@media (max-width: 900px) {
  .hero-subscription {
    margin: var(--spacing-lg) auto 0;
  }

  .subscription-form {
    flex-direction: column;
  }

  .subscription-input {
    width: 100%;
  }
}