/* ==========================================================================
   МЪЖКИ НАРЪЧНИК - Master Stylesheet (Monochrome Aesthetic)
   ========================================================================== */

:root {
  --bg-main: #0a0a0c;
  --bg-card: #121216;
  --bg-card-hover: #191920;
  --bg-light: #f8f9fa;
  --bg-light-card: #ffffff;
  
  --text-primary: #f4f4f7;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --text-dark: #0f172a;
  --text-dark-secondary: #475569;
  
  --border-dark: #27272a;
  --border-light: #e4e4e7;
  
  --accent-white: #ffffff;
  --accent-silver: #d4d4d8;
  --accent-dark: #000000;
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.25s ease;
}

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

/* Layout Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(10, 10, 12, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dark);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--accent-white);
  text-transform: uppercase;
}

.brand-logo span {
  background: linear-gradient(135deg, #ffffff 0%, #a1a1aa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 4px;
  background-color: var(--border-dark);
  color: var(--text-secondary);
  border: 1px solid #3f3f46;
  text-transform: none;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-white);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-white);
  border-radius: 2px;
}

.btn-header {
  background-color: var(--accent-white);
  color: var(--accent-dark) !important;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-header:hover {
  background-color: var(--accent-silver);
  transform: translateY(-1px);
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--accent-white);
  font-size: 1.8rem;
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--border-dark);
  background: radial-gradient(circle at 50% 20%, #1e1e24 0%, #0a0a0c 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-dark);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.5px;
  color: var(--accent-white);
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-img-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-dark);
  box-shadow: var(--shadow-lg);
}

.hero-img-wrapper img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  filter: grayscale(15%) contrast(105%);
}

.hero-img-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(0deg, rgba(10, 10, 12, 0.95) 0%, rgba(10, 10, 12, 0) 100%);
  color: var(--text-primary);
}

.hero-img-caption h4 {
  font-size: 1.1rem;
  font-weight: 700;
}

.hero-img-caption p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all 0.25s ease;
  text-align: center;
}

.btn-primary {
  background-color: var(--accent-white);
  color: var(--accent-dark);
  box-shadow: 0 4px 14px rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  background-color: var(--accent-silver);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--border-dark);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: var(--text-secondary);
}

/* Section styling */
.section-padding {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
}

.section-tag {
  text-transform: uppercase;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent-white);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* Story Section / Narrative cards */
.story-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 40px;
  margin-bottom: 40px;
}

.story-card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--accent-white);
}

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

.quote-box {
  border-left: 3px solid var(--accent-white);
  padding-left: 20px;
  margin: 24px 0;
  font-style: italic;
  color: var(--text-primary);
  font-size: 1.1rem;
}

/* Interactive Vitality Quiz Widget */
.quiz-wrapper {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.quiz-progress {
  height: 4px;
  background-color: var(--border-dark);
  border-radius: 2px;
  margin-bottom: 30px;
  overflow: hidden;
}

.quiz-progress-bar {
  height: 100%;
  width: 25%;
  background-color: var(--accent-white);
  transition: width 0.3s ease;
}

.quiz-step {
  display: none;
}

.quiz-step.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.quiz-question {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent-white);
  margin-bottom: 24px;
}

.quiz-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.quiz-opt-btn {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s ease;
}

.quiz-opt-btn:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-silver);
}

.quiz-result {
  text-align: center;
  padding: 20px 0;
}

.score-badge {
  display: inline-block;
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent-white);
  margin-bottom: 12px;
}

/* Articles & Cards Grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.article-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.article-card:hover {
  transform: translateY(-4px);
  border-color: var(--text-secondary);
}

.article-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.article-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-white);
  margin-bottom: 12px;
  line-height: 1.35;
}

.article-excerpt {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.article-link {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent-white);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Order Page / Product Display */
.product-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  background-color: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 60px;
}

.product-img-box {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-dark);
}

.product-details h1 {
  font-size: 2.4rem;
  color: var(--accent-white);
  margin-bottom: 12px;
}

.price-tag {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin: 20px 0;
}

.price-current {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--accent-white);
}

.price-old {
  font-size: 1.3rem;
  text-decoration: line-through;
  color: var(--text-muted);
}

.discount-badge {
  background-color: #27272a;
  color: #ffffff;
  border: 1px solid #52525b;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 700;
}

.product-features-list {
  list-style: none;
  margin: 24px 0;
}

.product-features-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  color: var(--text-secondary);
}

.product-features-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-white);
  font-weight: bold;
}

/* Certificates Grid */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 40px 0;
}

.cert-item {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
}

.cert-item img {
  width: 90px;
  height: 90px;
  margin: 0 auto 12px;
}

.cert-item h5 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent-white);
}

.cert-item p {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Lead Form Card */
.form-card {
  background: linear-gradient(180deg, #18181b 0%, #0e0e11 100%);
  border: 2px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 540px;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
}

.form-header {
  text-align: center;
  margin-bottom: 30px;
}

.form-header h3 {
  font-size: 1.8rem;
  color: var(--accent-white);
  margin-bottom: 8px;
}

.form-header p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-control {
  width: 100%;
  padding: 16px 20px;
  background-color: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 1.05rem;
  font-family: inherit;
  transition: border-color 0.25s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-white);
}

.form-submit-btn {
  width: 100%;
  padding: 18px;
  font-size: 1.1rem;
  margin-top: 10px;
}

.form-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 16px;
  text-align: center;
}

/* Accordion FAQ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border-dark);
  padding: 20px 0;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent-white);
  cursor: pointer;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: var(--text-secondary);
  font-size: 1rem;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding-top: 14px;
}

.faq-icon {
  font-size: 1.4rem;
  transition: transform 0.3s ease;
}

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

/* Thank You Page */
.thankyou-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  max-width: 680px;
  margin: 60px auto;
}

.thankyou-icon {
  width: 80px;
  height: 80px;
  background-color: rgba(255, 255, 255, 0.08);
  border: 2px solid var(--accent-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  margin: 0 auto 24px;
}

/* Disclaimer Banner & Footer */
.compliance-disclaimer {
  background-color: rgba(255, 255, 255, 0.02);
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
  padding: 24px 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.site-footer {
  background-color: #050507;
  padding: 60px 0 40px;
  border-top: 1px solid var(--border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h5 {
  color: var(--accent-white);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 24px;
  right: 24px;
  max-width: 420px;
  background-color: #18181c;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  display: none;
}

.cookie-banner.show {
  display: block;
  animation: slideUp 0.4s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.cookie-banner h4 {
  font-size: 1rem;
  color: var(--accent-white);
  margin-bottom: 8px;
}

.cookie-banner p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.cookie-btns {
  display: flex;
  gap: 10px;
}

/* Responsive styles */
@media (max-width: 992px) {
  .hero-grid, .product-hero {
    grid-template-columns: 1fr;
  }
  
  .grid-3 {
    grid-template-columns: 1fr 1fr;
  }
  
  .cert-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: block;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--bg-main);
    border-bottom: 1px solid var(--border-dark);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
  }
  
  .main-nav.active {
    display: flex;
  }
  
  .hero-title {
    font-size: 2.1rem;
  }
  
  .grid-3 {
    grid-template-columns: 1fr;
  }
  
  .quiz-options {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}