/* ==========================================================================
   ONLINE YOGA WITH MAXIM KHLEBNIKOV — Dark Luxury Design System
   Matches existing Obsidian Gold theme (Yoga Koh Samui / Meditation)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
  /* Color Palette - Obsidian Gold (Dark Luxury) */
  --bg-dark: #0a0908;
  --bg-surface: #12100e;
  --bg-card: #171512;
  --bg-card-hover: #1f1c18;
  
  --text-main: #f5f4f0;
  --text-muted: #a39b90;
  --text-subtle: #736c62;
  
  --accent-gold: #d4af37;
  --accent-gold-hover: #e8ca9f;
  --accent-gold-soft: rgba(212, 175, 55, 0.12);
  --accent-sand: #c5a880;

  --border-color: rgba(197, 168, 128, 0.14);
  --border-hover: rgba(197, 168, 128, 0.3);

  /* Fonts */
  --font-headers: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Layout */
  --container-width: 1120px;
  --container-narrow: 840px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  /* Transitions & Shadows */
  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(212, 175, 55, 0.15);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.65;
  font-weight: 300;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--accent-gold-hover);
}

h1, h2, h3, h4 {
  font-family: var(--font-headers);
  color: var(--text-main);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.2rem);
}

h2 {
  font-size: clamp(2.1rem, 3.8vw, 3.2rem);
}

h3 {
  font-size: clamp(1.4rem, 2.5vw, 2.2rem);
}

p {
  color: var(--text-muted);
  font-size: 1.05rem;
  font-weight: 300;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  margin-bottom: 1rem;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 4rem auto;
}

/* Header & Nav */
header {
  position: sticky;
  top: 0;
  background-color: rgba(10, 9, 8, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
  padding: 1.1rem 0;
  transition: var(--transition);
}

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

.brand-logo {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-headers);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-main);
  line-height: 1;
}

.brand-sub {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  margin-top: 0.2rem;
}

.nav-menu {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-menu a {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 400;
}

.nav-menu a:hover {
  color: var(--accent-gold);
}

.header-cta {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1rem 2rem;
  border-radius: var(--radius-pill);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  text-align: center;
}

.btn-gold {
  background: linear-gradient(135deg, #d4af37 0%, #b89248 100%);
  color: #0a0908;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.25);
}

.btn-gold:hover {
  background: linear-gradient(135deg, #e8ca9f 0%, #d4af37 100%);
  color: #000000;
  box-shadow: 0 6px 28px rgba(212, 175, 55, 0.4);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.05);
}

.btn-telegram {
  background: rgba(42, 171, 238, 0.12);
  color: #2AABEE;
  border: 1px solid rgba(42, 171, 238, 0.3);
}

.btn-telegram:hover {
  background: rgba(42, 171, 238, 0.22);
  color: #52C4FF;
  border-color: #2AABEE;
}

/* Hero Section */
.hero-section {
  padding: 6rem 0 5rem 0;
  position: relative;
  background: radial-gradient(circle at 70% 30%, rgba(212, 175, 55, 0.08) 0%, rgba(10, 9, 8, 1) 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-subhead {
  font-size: 1.18rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin: 1.5rem 0 2rem 0;
}

.hero-facts-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.fact-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-main);
}

.fact-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-gold);
}

.hero-cta-box {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  align-items: flex-start;
}

.hero-cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.cta-subtext {
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

.hero-image-wrapper img {
  width: 100%;
  height: 580px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-image-wrapper:hover img {
  transform: scale(1.02);
}

/* Direction Cards (Что дают занятия) */
.directions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.direction-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.direction-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.direction-num {
  font-family: var(--font-headers);
  font-size: 2.5rem;
  color: var(--accent-gold);
  line-height: 1;
  margin-bottom: 1rem;
}

.direction-title {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
}

.direction-desc {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Program & Flexibility Section */
.program-box {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 4rem 3.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.program-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.program-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  font-size: 1rem;
  color: var(--text-muted);
}

.check-gold {
  color: var(--accent-gold);
  font-weight: bold;
}

/* How Sessions Work (5 Steps) */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.25rem;
  position: relative;
  transition: var(--transition);
}

.step-card:hover {
  border-color: var(--accent-gold);
}

.step-num-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-gold-soft);
  color: var(--accent-gold);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.step-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.support-banner {
  background: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem 2.5rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

/* About Teacher */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
}

.about-image img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}

.teacher-facts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin: 2rem 0;
}

.teacher-fact-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 1.25rem;
  border-radius: var(--radius-sm);
}

.fact-stat {
  font-family: var(--font-headers);
  font-size: 2rem;
  color: var(--accent-gold);
  line-height: 1;
}

.fact-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

/* Pricing Grid (3 Tiers) */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  gap: 1.75rem;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: var(--transition);
}

.pricing-card.highlighted {
  border: 2px solid var(--accent-gold);
  background: var(--bg-surface);
  box-shadow: var(--shadow-glow);
}

.package-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #d4af37 0%, #b89248 100%);
  color: #0a0908;
  padding: 0.35rem 1.2rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.price-title {
  font-size: 1.6rem;
  margin-bottom: 0.5rem;
}

.price-amount {
  font-family: var(--font-headers);
  font-size: 3.2rem;
  color: var(--text-main);
  line-height: 1;
  margin: 1.25rem 0;
}

.price-validity {
  display: inline-block;
  padding: 0.4rem 0.8rem;
  background: var(--accent-gold-soft);
  color: var(--accent-gold);
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.price-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.price-features li {
  font-size: 0.92rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

/* FAQ Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--accent-gold);
}

.faq-question {
  width: 100%;
  padding: 1.5rem 2rem;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-headers);
  font-size: 1.35rem;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

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

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 2rem;
}

.faq-item.active .faq-answer {
  max-height: 400px;
  padding: 0 2rem 1.5rem 2rem;
}

.faq-answer p {
  font-size: 0.98rem;
  color: var(--text-muted);
}

/* Final Invitation Banner */
.final-banner {
  background: radial-gradient(circle at center, rgba(212, 175, 55, 0.12) 0%, rgba(18, 16, 14, 1) 75%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 5rem 3rem;
  text-align: center;
  box-shadow: var(--shadow-glow);
}

.final-title {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  margin-bottom: 1rem;
}

.final-desc {
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto 2.5rem auto;
}

.final-buttons {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

/* Footer */
footer {
  background-color: #060504;
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2.5rem 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-subtle);
}

/* Hidden Reviews Placeholder (CSS style) */
.reviews-hidden-block {
  display: none;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
  .hero-grid,
  .about-grid,
  .program-box {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }

  .directions-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

  .hero-facts-bar {
    gap: 1rem;
  }

  .btn {
    width: 100%;
  }

  .hero-cta-buttons,
  .final-buttons {
    flex-direction: column;
    width: 100%;
  }
}