:root {
  --primary-color: #7b5946; /* Earthy brown */
  --primary-light: #d6c4b3; /* Soft beige/sand */
  --primary-dark: #5c4132;
  --bg-color: #fdfbf7; /* Very warm white */
  --text-dark: #2c2520;
  --text-light: #594f47;
  --border-color: #e5dacd;
  --white: #ffffff;
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Lato', sans-serif;
  color: var(--text-dark);
}

body {
  background-color: var(--bg-color);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Libre Baskerville', serif;
  font-weight: 400;
  color: var(--text-dark);
}

a {
  text-decoration: none;
  color: var(--primary-color);
  transition: color 0.3s ease;
}

a:hover {
  color: var(--primary-dark);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Animations */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 32px;
  background-color: var(--primary-color);
  color: var(--white);
  border: 1px solid var(--primary-color);
  font-family: 'Lato', sans-serif;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.3s ease;
  border-radius: 2px;
}

.btn:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(92, 65, 50, 0.2);
}

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: #ffffff !important;
  transform: translateY(-2px);
}

/* Header & Nav */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(253, 251, 247, 0.95);
  backdrop-filter: blur(8px);
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

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

.logo {
  font-family: 'Libre Baskerville', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--primary-color);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: var(--text-light);
  font-size: 15px;
  font-weight: 500;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--primary-color);
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding-top: 140px;
  padding-bottom: 80px;
  display: flex;
  align-items: center;
  min-height: 100vh;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.2rem;
  line-height: 1.2;
  margin-bottom: 24px;
}

.hero-content h1 em {
  font-style: italic;
  color: var(--primary-color);
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 32px;
  max-width: 90%;
}

.hero-image {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

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

/* Sections General */
section {
  padding: 100px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title span {
  display: block;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary-color);
  margin-bottom: 12px;
}

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

/* About Section */
.about {
  background-color: var(--white);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h2 {
  font-size: 2.2rem;
  margin-bottom: 24px;
}

.about-text p {
  color: var(--text-light);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.about-image img {
  width: 100%;
  border-radius: 4px;
}

/* Features/Types of Anxiety */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background: var(--white);
  padding: 40px 30px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(123, 89, 70, 0.08);
  border-color: var(--primary-light);
}

.feature-card h3 {
  font-size: 1.4rem;
  margin-bottom: 16px;
  color: var(--primary-color);
}

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

/* FAQ */
.faq {
  background-color: var(--white);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border-color);
  padding: 24px 0;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-family: 'Libre Baskerville', serif;
  font-size: 1.2rem;
  color: var(--text-dark);
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--primary-color);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, margin-top 0.4s ease;
  color: var(--text-light);
}

.faq-item.active .faq-answer {
  max-height: 300px; /* arbitrary max height for animation */
  margin-top: 16px;
}

/* Footer */
footer {
  background-color: var(--text-dark);
  color: var(--white);
  padding: 60px 0 30px;
  text-align: center;
}

.footer-content {
  margin-bottom: 40px;
}

.footer-logo {
  font-family: 'Libre Baskerville', serif;
  font-size: 1.8rem;
  color: var(--primary-light);
  margin-bottom: 16px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 24px;
}

.footer-links a {
  color: #ccc;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 30px;
  font-size: 0.9rem;
  color: #888;
}

/* Responsive */
@media (max-width: 900px) {
  .hero .container, .about .container {
    grid-template-columns: 1fr;
  }
  
  .hero-content {
    order: 2;
    text-align: center;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-image {
    order: 1;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--bg-color);
    flex-direction: column;
    justify-content: center;
    transition: left 0.3s ease;
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  section {
    padding: 60px 0;
  }
  
  .section-title h2 {
    font-size: 2rem;
  }
  
  .hero {
    padding-top: 100px;
    padding-bottom: 40px;
    min-height: auto;
  }
  
  .hero-content h1 {
    font-size: 2.2rem;
  }
  
  .about-text h2 {
    font-size: 1.8rem;
  }
}