/* CSS Variables - Mountain Meditation Theme */
:root {
  /* Color Palette */
  --primary: #967bb6;
  --primary-light: #b39fd1;
  --primary-dark: #7a5f9a;
  --secondary: #d4b483;
  --secondary-light: #e8d2b0;
  --secondary-dark: #c09a5a;
  --neutral-light: #f5f5f5;
  --neutral-dark: #333333;
  --body-bg: #ffffff;
  --text: #333333;
  --link: #967bb6;
  
  /* Typography */
  --font-primary: 'Montserrat', sans-serif;
  --font-secondary: 'Lato', sans-serif;
  --text-base: 1rem;
  --text-sm: 0.875rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  
  /* Borders */
  --radius-btn: 0.5rem;
  --radius-card: 0.75rem;
  --border-width: 1px;
  --border-style: solid;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 50px rgba(0,0,0,0.15);
  
  /* Transitions */
  --transition-base: all 0.2s ease-in-out;
  --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
body {
  font-family: var(--font-secondary);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text);
  background-color: var(--body-bg);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: var(--space-md);
  color: var(--neutral-dark);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  margin-top: 0;
  margin-bottom: var(--space-md);
}

a {
  color: var(--link);
  text-decoration: none;
  transition: var(--transition-base);
  position: relative;
}

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

a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--secondary);
  transition: var(--transition-base);
}

a:hover::after {
  width: 100%;
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-primary);
  font-weight: 700;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: var(--border-width) var(--border-style) transparent;
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-base);
  line-height: 1.5;
  border-radius: var(--radius-btn);
  transition: var(--transition-base);
  cursor: pointer;
}

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

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

.btn-secondary {
  background-color: var(--secondary);
  color: var(--neutral-dark);
}

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

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

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

/* Cards */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  word-wrap: break-word;
  background-color: var(--body-bg);
  background-clip: border-box;
  border: var(--border-width) var(--border-style) var(--neutral-light);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: var(--transition-base);
  box-shadow: var(--shadow-lg);
}

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

.card-img-top {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-body {
  flex: 1 1 auto;
  padding: var(--space-lg);
}

.card-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

.card-text {
  color: var(--neutral-dark);
  margin-bottom: var(--space-md);
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--body-bg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-md) 0;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.logo {
  height: 50px;
  transition: var(--transition-base);
}

.logo:hover {
  opacity: 0.8;
}

.nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  margin-left: var(--space-xl);
}

.nav-link {
  font-family: var(--font-primary);
  font-weight: 600;
  color: var(--neutral-dark);
  text-transform: uppercase;
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
}

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

/* Footer */
.footer {
  background-color: var(--neutral-light);
  padding: var(--space-xl) 0;
  margin-top: var(--space-xl);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-logo {
  height: 40px;
  margin-bottom: var(--space-md);
}

.footer-title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-md);
  color: var(--neutral-dark);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-link {
  margin-bottom: var(--space-sm);
}

.footer-link a {
  color: var(--neutral-dark);
}

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

.social-links {
  display: flex;
  gap: var(--space-md);
}

.social-icon {
  width: 24px;
  height: 24px;
  transition: var(--transition-base);
}

.social-icon:hover {
  opacity: 0.7;
  transform: translateY(-2px);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  border-top: var(--border-width) var(--border-style) rgba(0,0,0,0.1);
  font-size: var(--text-sm);
  color: var(--neutral-dark);
}

/* Slider */
.slider {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: var(--radius-card);
}

.slider-track {
  display: flex;
  transition: var(--transition-slow);
}

.slide {
  min-width: 100%;
  position: relative;
}

.slide-img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.slide-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
  padding: var(--space-xl);
  color: white;
}

.slide-title {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-sm);
}

.slide-text {
  max-width: 600px;
}

.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 var(--space-md);
}

.slider-btn {
  background-color: rgba(255,255,255,0.3);
  color: white;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-base);
}

.slider-btn:hover {
  background-color: rgba(255,255,255,0.5);
}

.slider-dots {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-sm);
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: var(--transition-base);
}

.slider-dot.active {
  background-color: white;
}

/* Accordion */
.accordion {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  margin-bottom: var(--space-sm);
  border: var(--border-width) var(--border-style) var(--neutral-light);
  border-radius: var(--radius-btn);
  overflow: hidden;
}

.accordion-header {
  background-color: var(--neutral-light);
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-base);
}

.accordion-header:hover {
  background-color: rgba(0,0,0,0.05);
}

.accordion-title {
  font-family: var(--font-primary);
  font-weight: 600;
  margin: 0;
}

.accordion-icon {
  transition: var(--transition-base);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: var(--transition-slow);
}

.accordion-item.active .accordion-content {
  padding: var(--space-lg);
  max-height: 1000px;
}

/* Tabs */
.tabs {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.tab-header {
  display: flex;
  border-bottom: var(--border-width) var(--border-style) var(--neutral-light);
}

.tab-btn {
  padding: var(--space-md) var(--space-lg);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-primary);
  font-weight: 600;
  color: var(--neutral-dark);
  position: relative;
  transition: var(--transition-base);
}

.tab-btn::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: var(--transition-base);
}

.tab-btn:hover {
  color: var(--primary);
}

.tab-btn.active {
  color: var(--primary);
}

.tab-btn.active::after {
  width: 100%;
}

.tab-content {
  padding: var(--space-lg) 0;
  display: none;
}

.tab-content.active {
  display: block;
}

/* Mountain Theme Elements */
.mountain-decor {
  position: relative;
  overflow: hidden;
}

.mountain-decor::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".25" fill="%23967bb6"></path><path d="M0,0V15.81C13,36.92,27.64,56.86,47.69,72.05,99.41,111.27,165,111,224.58,91.58c31.15-10.15,60.09-26.07,89.67-39.8,40.92-19,84.73-46,130.83-49.67,36.26-2.85,70.9,9.42,98.6,31.56,31.77,25.39,62.32,62,103.63,73,40.44,10.79,81.35-6.69,119.13-24.28s75.16-39,116.92-43.05c59.73-5.85,113.28,22.88,168.9,38.84,30.2,8.66,59,6.17,87.09-7.5,22.43-10.89,48-26.93,60.65-49.24V0Z" opacity=".5" fill="%23967bb6"></path><path d="M0,0V5.63C149.93,59,314.09,71.32,475.83,42.57c43-7.64,84.23-20.12,127.61-26.46,59-8.63,112.48,12.24,165.56,35.4C827.93,77.22,886,95.24,951.2,90c86.53-7,172.46-45.71,248.8-84.81V0Z" fill="%23967bb6"></path></svg>');
  background-size: cover;
  background-repeat: no-repeat;
  z-index: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
  :root {
    --text-base: 0.9375rem;
    --text-lg: 1rem;
    --text-xl: 1.125rem;
    --text-2xl: 1.25rem;
    --text-3xl: 1.5rem;
    --text-4xl: 1.75rem;
  }
  
  .header-container {
    flex-direction: column;
    padding: var(--space-md);
  }
  
  .nav {
    margin-top: var(--space-md);
    width: 100%;
    justify-content: center;
  }
  
  .nav-list {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .nav-item {
    margin: 0 var(--space-sm);
  }
  
  .slide-content {
    padding: var(--space-md);
  }
  
  .slide-title {
    font-size: var(--text-2xl);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .tab-header {
    flex-direction: column;
    border-bottom: none;
  }
  
  .tab-btn {
    border-bottom: var(--border-width) var(--border-style) var(--neutral-light);
  }
  
  .slider-dots {
    bottom: var(--space-sm);
  }
}