/* DIATOL WEBSITE - UNIQUE MEDICAL DESIGN */

/* ===== CSS VARIABLES ===== */
:root {
  /* Colors */
  --primary: #2E7D32;
  --primary-dark: #1B5E20;
  --primary-light: #4CAF50;
  --secondary: #1976D2;
  --secondary-dark: #0D47A1;
  --accent: #F57C00;
  --accent-light: #FFB74D;
  
  --text-primary: #263238;
  --text-secondary: #546E7A;
  --text-light: #78909C;
  
  --bg-main: #FAFAFA;
  --bg-white: #FFFFFF;
  --bg-light: #F5F5F5;
  --bg-green-light: #E8F5E9;
  
  --border-color: #E0E0E0;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
  --shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
  
  /* Typography */
  --font-heading: 'Roboto Slab', serif;
  --font-body: 'Open Sans', sans-serif;
  
  /* Spacing */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 40px;
  --spacing-xl: 64px;
  
  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  
  /* Transitions */
  --transition: all 0.3s ease;
}

/* ===== RESET & BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background-color: var(--bg-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
}

.text-center {
  text-align: center;
}

.text-large {
  font-size: 1.125rem;
}

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

.container-narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-alt {
  background-color: var(--bg-white);
}

.section-green {
  background-color: var(--bg-green-light);
}

/* ===== HEADER ===== */
header {
  background-color: var(--bg-white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 3px solid var(--primary);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  font-weight: bold;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary);
}

nav {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

nav a {
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  color: var(--text-primary);
}

nav a:hover {
  background-color: var(--bg-green-light);
  color: var(--primary);
}

nav a.active {
  background-color: var(--primary);
  color: white;
}

.header-contacts {
  display: flex;
  gap: var(--spacing-md);
  font-size: 0.9rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
}

.header-contacts span {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ===== HERO SECTION ===== */
.hero {
  background: linear-gradient(135deg, var(--bg-green-light) 0%, var(--bg-white) 100%);
  padding: var(--spacing-xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(46, 125, 50, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

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

.hero-text h1 {
  font-size: 3rem;
  color: var(--primary-dark);
  margin-bottom: var(--spacing-md);
  line-height: 1.1;
}

.hero-text .subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.hero-image {
  text-align: center;
  position: relative;
}

.hero-image img {
  max-width: 400px;
  margin: 0 auto;
  filter: drop-shadow(0 10px 30px rgba(0,0,0,0.2));
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.trust-badges {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
  flex-wrap: wrap;
}

.badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.badge-icon {
  color: var(--primary);
  font-size: 1.25rem;
}

/* ===== BENEFITS SECTION ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.benefit-card {
  background-color: var(--bg-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border-left: 4px solid var(--primary);
}

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

.benefit-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
  color: white;
  font-size: 2rem;
}

.benefit-card h3 {
  color: var(--primary-dark);
  margin-bottom: var(--spacing-sm);
}

.benefit-card p {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== INGREDIENTS SECTION ===== */
.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.ingredient-card {
  background-color: var(--bg-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
}

.ingredient-card:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-hover);
}

.ingredient-image {
  width: 100px;
  height: 100px;
  margin: 0 auto var(--spacing-sm);
  background-color: var(--bg-green-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

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

.ingredient-dosage {
  color: var(--accent);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

/* ===== REVIEWS SECTION ===== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.review-card {
  background-color: var(--bg-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  position: relative;
}

.review-card::before {
  content: '"';
  position: absolute;
  top: -10px;
  left: 20px;
  font-size: 5rem;
  color: var(--bg-green-light);
  font-family: Georgia, serif;
  line-height: 1;
}

.review-rating {
  color: var(--accent);
  margin-bottom: var(--spacing-xs);
  font-size: 1.25rem;
}

.review-text {
  margin: var(--spacing-sm) 0;
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.6;
}

.review-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--border-color);
}

.review-author-name {
  font-weight: 600;
  color: var(--text-primary);
}

.review-author-details {
  font-size: 0.85rem;
  color: var(--text-light);
}

/* ===== FAQ SECTION ===== */
.faq-list {
  max-width: 800px;
  margin: var(--spacing-lg) auto 0;
}

.faq-item {
  background-color: var(--bg-white);
  margin-bottom: var(--spacing-sm);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.faq-question {
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--primary-dark);
  transition: var(--transition);
}

.faq-question:hover {
  background-color: var(--bg-green-light);
}

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

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 var(--spacing-md) var(--spacing-md);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== FORMS ===== */
.order-form {
  max-width: 600px;
  margin: var(--spacing-lg) auto 0;
  background-color: var(--bg-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
  border-top: 4px solid var(--primary);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition);
}

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

.checkbox-group label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  font-weight: normal;
}

.checkbox-group input[type="checkbox"] {
  width: auto;
  margin-top: 4px;
}

.form-note {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: var(--spacing-sm);
  text-align: center;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 1rem;
  font-family: var(--font-body);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  box-shadow: 0 4px 12px rgba(46, 125, 50, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(46, 125, 50, 0.4);
}

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

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

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
}

.btn-submit {
  width: 100%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  padding: var(--spacing-md);
  font-size: 1.125rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(46, 125, 50, 0.3);
}

.btn-submit:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(46, 125, 50, 0.4);
}

/* ===== DISCLAIMER ===== */
.disclaimer {
  background-color: #FFF3E0;
  border-left: 4px solid var(--accent);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin: var(--spacing-lg) 0;
}

.disclaimer h3 {
  color: var(--accent);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.disclaimer p {
  color: var(--text-primary);
  line-height: 1.7;
}

.disclaimer strong {
  color: var(--accent);
}

/* ===== FOOTER ===== */
footer {
  background-color: var(--text-primary);
  color: white;
  padding: var(--spacing-xl) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-section h3 {
  color: var(--primary-light);
  margin-bottom: var(--spacing-sm);
  font-size: 1.25rem;
}

.footer-section p,
.footer-section a {
  color: #B0BEC5;
  margin-bottom: var(--spacing-xs);
  line-height: 1.6;
}

.footer-section a:hover {
  color: white;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  text-align: center;
  color: #B0BEC5;
  font-size: 0.9rem;
}

/* ===== COOKIE BANNER ===== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--text-primary);
  color: white;
  padding: var(--spacing-md);
  box-shadow: 0 -2px 10px rgba(0,0,0,0.2);
  z-index: 10000;
  display: none;
}

.cookie-banner.show {
  display: block;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.cookie-content h3 {
  color: var(--primary-light);
  font-size: 1.25rem;
  margin: 0;
}

.cookie-content p {
  color: #B0BEC5;
  margin: 0;
  line-height: 1.6;
}

.cookie-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-top: var(--spacing-sm);
}

.cookie-buttons button {
  padding: var(--spacing-xs) var(--spacing-md);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
}

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

.btn-accept-all:hover {
  background-color: var(--primary-dark);
}

.btn-settings {
  background-color: transparent;
  color: white;
  border: 2px solid white;
}

.btn-settings:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.btn-reject {
  background-color: transparent;
  color: #B0BEC5;
}

.btn-reject:hover {
  color: white;
}

.cookie-content a {
  color: var(--primary-light);
  text-decoration: underline;
}

/* ===== SUCCESS PAGE ===== */
.success-container {
  max-width: 600px;
  margin: var(--spacing-xl) auto;
  text-align: center;
  padding: var(--spacing-xl);
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
}

.success-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto var(--spacing-md);
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 3rem;
  animation: successPop 0.5s ease;
}

@keyframes successPop {
  0% { transform: scale(0); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.next-steps {
  background-color: var(--bg-green-light);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin: var(--spacing-lg) 0;
  text-align: left;
}

.next-steps ol {
  margin-left: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.next-steps li {
  margin-bottom: var(--spacing-xs);
  color: var(--text-secondary);
}

.useful-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin: var(--spacing-lg) 0;
}

.useful-links a {
  padding: var(--spacing-sm);
  background-color: var(--bg-light);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.useful-links a:hover {
  background-color: var(--bg-green-light);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text h1 {
    font-size: 2rem;
  }
  
  .hero-text .subtitle {
    font-size: 1.125rem;
  }
  
  nav {
    width: 100%;
    justify-content: center;
  }
  
  .header-content {
    flex-direction: column;
    text-align: center;
  }
  
  .benefits-grid,
  .ingredients-grid,
  .reviews-grid {
    grid-template-columns: 1fr;
  }
  
  .cookie-buttons {
    flex-direction: column;
  }
  
  .cookie-buttons button {
    width: 100%;
  }
}

/* ===== UTILITY CLASSES ===== */
.mb-0 { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--text-secondary); }
.text-accent { color: var(--accent); }

.bg-white { background-color: var(--bg-white); }
.bg-green-light { background-color: var(--bg-green-light); }