:root {
  --bg-main: #0A0A0A;
  --bg-darker: #050505;
  --bg-card: #121214;
  --bg-card-hover: #19191D;
  --accent: #D4AF37;
  --accent-rgb: 212, 175, 55;
  --text-primary: #FFFFFF;
  --text-secondary: #A3A3A3;
  --text-muted: #666666;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', sans-serif;
  --border: rgba(212, 175, 55, 0.2);
  --border-hover: rgba(212, 175, 55, 0.5);
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  --gold-glow: 0 4px 20px rgba(212, 175, 55, 0.1);
  --gold-glow-hover: 0 8px 30px rgba(212, 175, 55, 0.25);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

.section-padding {
  padding: 100px 0;
}

.bg-darker {
  background-color: var(--bg-darker);
}

/* Typography & Text */
.accent-text {
  color: var(--accent);
}

.gradient-text {
  background: linear-gradient(135deg, #FFF6D6 0%, #D4AF37 50%, #AA7C11 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.section-tag {
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 600;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  max-width: 800px;
  margin: 0 auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 36px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 4px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.8rem;
}

.btn-primary {
  background: linear-gradient(135deg, #E5C158 0%, #D4AF37 50%, #B89222 100%);
  color: #000000;
  border: none;
  box-shadow: var(--gold-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--gold-glow-hover);
  background: linear-gradient(135deg, #FFF0B5 0%, #E5C158 50%, #D4AF37 100%);
}

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

.btn-outline:hover {
  border-color: var(--accent);
  background-color: rgba(212, 175, 55, 0.05);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
}

/* HEADER */
.header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: 24px 0;
  z-index: 10;
}

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

.logo {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

/* HERO SECTION */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 140px;
  padding-bottom: 80px;
  background: radial-gradient(circle at center, #161613 0%, var(--bg-main) 70%);
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  margin-bottom: 24px;
  color: var(--text-secondary);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 4.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto 40px auto;
  font-weight: 300;
}

.hero-offer {
  position: relative;
  max-width: 750px;
  margin: 0 auto 60px auto;
  padding: 24px 40px;
  background: rgba(25, 25, 29, 0.4);
  border-left: 2px solid var(--accent);
  border-radius: 0 8px 8px 0;
  text-align: left;
}

.quote-mark {
  position: absolute;
  top: -10px;
  left: 20px;
  font-family: var(--font-serif);
  font-size: 5rem;
  color: rgba(212, 175, 55, 0.1);
  line-height: 1;
}

.offer-text {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-style: italic;
  line-height: 1.5;
  color: var(--text-primary);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 0 auto 50px auto;
}

.hero-grid-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  padding: 24px 16px;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.hero-grid-item:hover {
  border-color: var(--accent);
  box-shadow: var(--gold-glow);
  transform: translateY(-2px);
}

.item-num {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 8px;
  font-weight: 600;
}

.item-label {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 20px;
}

/* PROBLEM SECTION */
.accent-block {
  max-width: 800px;
  margin: 0 auto 60px auto;
  text-align: center;
  font-size: 1.35rem;
  font-family: var(--font-serif);
  color: var(--text-primary);
  line-height: 1.6;
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  max-width: 900px;
  margin: 0 auto 50px auto;
}

.problem-col {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  padding: 40px;
  border-radius: 8px;
}

.col-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 8px;
  font-weight: 600;
}

.col-title-left {
  color: var(--text-secondary);
}

.col-title-right {
  color: var(--accent);
}

.col-subtitle {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.problem-list {
  list-style: none;
}

.problem-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 16px;
  font-size: 1rem;
  color: var(--text-secondary);
}

.problem-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-muted);
}

.danger-list li::before {
  content: "•";
  color: var(--accent);
  font-size: 1.5rem;
  line-height: 1;
  top: -2px;
}

.locked-element-container {
  display: flex;
  justify-content: center;
  margin-top: 40px;
}

.locked-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 32px;
  border: 1px dashed var(--border);
  background-color: rgba(25, 25, 29, 0.4);
  border-radius: 4px;
  position: relative;
  opacity: 0.65;
}

.locked-text {
  text-decoration: line-through;
  color: var(--text-secondary);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.lock-icon {
  display: flex;
  align-items: center;
}

/* TRANSFORMATION SECTION */
.transformation-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.transformation-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  padding: 40px;
  border-radius: 8px;
  transition: all 0.3s ease;
}

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

.card-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 20px;
  font-style: italic;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 16px;
  line-height: 1.4;
}

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

/* PROGRAM SECTION */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.module-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  padding: 36px;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  min-height: 250px;
  display: flex;
  flex-direction: column;
}

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

.module-num {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: rgba(212, 175, 55, 0.1);
  position: absolute;
  top: 15px;
  right: 25px;
  font-weight: 700;
  transition: all 0.3s ease;
}

.module-card:hover .module-num {
  color: rgba(212, 175, 55, 0.25);
  transform: scale(1.1);
}

.module-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 16px;
  padding-right: 40px;
  margin-top: 10px;
  line-height: 1.4;
  color: var(--text-primary);
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  padding-bottom: 12px;
}

.module-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: auto;
}

/* NEUROPHYSIOLOGY SECTION */
.neuro-intro {
  max-width: 800px;
  margin: 0 auto 60px auto;
  text-align: center;
  font-size: 1.25rem;
  color: var(--text-primary);
}

.steps-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  position: relative;
  max-width: 1000px;
  margin: 0 auto 60px auto;
}

.steps-flow::before {
  content: "";
  position: absolute;
  top: 25px;
  left: 15%;
  right: 15%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--accent) 50%, transparent 100%);
  opacity: 0.3;
  z-index: 1;
}

.step-flow-item {
  text-align: center;
  position: relative;
  z-index: 2;
}

.step-dot {
  width: 50px;
  height: 50px;
  background-color: var(--bg-card);
  border: 2px solid var(--accent);
  border-radius: 50%;
  margin: 0 auto 24px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--gold-glow);
}

.step-dot::after {
  content: "";
  width: 12px;
  height: 12px;
  background-color: var(--accent);
  border-radius: 50%;
}

.step-flow-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.step-flow-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  max-width: 280px;
  margin: 0 auto;
}

.neuro-footer-quote {
  max-width: 750px;
  margin: 80px auto 0 auto;
  padding: 30px;
  border: 1px solid var(--border);
  background-color: rgba(25, 25, 29, 0.3);
  text-align: center;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-style: italic;
  border-radius: 8px;
}

/* RATES SECTION */
.rates-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  align-items: stretch;
  margin-top: 40px;
}

.rate-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  padding: 50px 40px;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.3s ease;
}

.rate-card:hover {
  transform: translateY(-4px);
}

.rate-card-featured {
  border-color: var(--accent);
  box-shadow: var(--gold-glow-hover);
  background-color: #161613;
  transform: scale(1.03);
}

.rate-card-featured:hover {
  transform: scale(1.03) translateY(-4px);
}

.popular-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--accent);
  color: #000;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 20px;
  letter-spacing: 0.1em;
}

.rate-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.rate-price {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 30px;
  border-bottom: 1px solid rgba(212, 175, 55, 0.15);
  padding-bottom: 20px;
}

.rate-features {
  list-style: none;
  margin-bottom: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.rate-features li {
  color: var(--text-secondary);
  font-size: 0.95rem;
  position: relative;
  padding-left: 24px;
}

.rate-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  transform: rotate(45deg);
}

.rate-card .btn {
  margin-top: auto;
}

/* CTA & Capture Form */
.cta-section {
  background: linear-gradient(180deg, var(--bg-main) 0%, var(--bg-darker) 100%);
  border-top: 1px solid var(--border);
}

.cta-container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
}

.cta-slogan {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: 300;
}

.cta-form-container {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  padding: 40px;
  border-radius: 8px;
  position: relative;
}

.cta-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group input {
  width: 100%;
  padding: 16px;
  background-color: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.1);
}

.form-success {
  display: none;
  text-align: center;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 20px 0;
}

.form-success p {
  font-size: 1.1rem;
  color: var(--text-primary);
}

/* FOOTER */
.footer {
  padding: 40px 0;
  border-top: 1px solid rgba(212, 175, 55, 0.05);
  background-color: var(--bg-darker);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3.5rem;
  }
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .transformation-grid,
  .modules-grid,
  .rates-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .rate-card-featured {
    transform: none;
  }
  .rate-card-featured:hover {
    transform: translateY(-4px);
  }
  .steps-flow {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .steps-flow::before {
    display: none;
  }
  .cta-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 60px 0;
  }
  .hero-title {
    font-size: 2.75rem;
  }
  .hero-actions {
    flex-direction: column;
  }
  .problem-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .transformation-grid,
  .modules-grid,
  .rates-grid {
    grid-template-columns: 1fr;
  }
  .section-title {
    font-size: 2rem;
  }
}