.page-home {
  --color-primary: #0A1F44;
  --color-secondary: #D4AF37;
  --color-accent: #E63946;
  --color-neutral: #FFFFFF;
  --color-gray-dark: #2C3E50;
  --color-gray-light: #ECF0F1;
  --color-success: #27AE60;
  --color-warning: #F39C12;
  --font-heading: 'Montserrat', 'Helvetica Neue', 'Arial', 'sans-serif';
  --font-body: 'Inter', '-apple-system', 'BlinkMacSystemFont', 'Segoe UI', 'Roboto', 'Helvetica Neue', 'sans-serif';
  --font-data: 'JetBrains Mono', 'Courier New', 'monospace';
  --fs-h1: clamp(2.5rem, 5.5vw, 4.5rem);
  --fs-h2: clamp(1.75rem, 3.5vw, 3rem);
  --fs-h3: clamp(1.25rem, 2.5vw, 2rem);
  --fs-h4: clamp(1rem, 1.8vw, 1.5rem);
  --fs-body: clamp(0.875rem, 1.1vw, 1rem);
  --fs-small: clamp(0.75rem, 0.9vw, 0.8125rem);
  --fs-data: clamp(0.75rem, 1vw, 1rem);
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --container-max: 1200px;
  --border-radius: 4px;
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  background-color: var(--color-primary);
  color: var(--color-neutral);
  font-family: var(--font-body);
  line-height: 1.6;
}

.page-home .container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Hero splash */
.page-home .hero-splash {
  position: relative;
  padding: var(--spacing-2xl) 0;
  overflow: hidden;
}

.page-home .hero-splash::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-primary) 40%, rgba(212,175,55,0.15) 100%);
  clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
  z-index: 0;
}

.page-home .hero-splash__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--spacing-lg);
}

.page-home .hero-splash__marker {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.page-home .hero-splash__tagline {
  font-family: var(--font-heading);
  font-weight: var(--fw-heading);
  font-size: var(--fs-small);
  text-transform: uppercase;
  color: var(--color-secondary);
  letter-spacing: 2px;
}

.page-home .hero-splash__heading {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--fs-h1);
  line-height: 1.1;
  max-width: 750px;
  margin: 0;
}

.page-home .hero-splash__desc {
  font-size: var(--fs-body);
  max-width: 650px;
  opacity: 0.9;
  margin: 0;
}

.page-home .hero-splash__actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.page-home .hero-splash__board {
  display: flex;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  margin-top: var(--spacing-lg);
}

.page-home .hero-splash__stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: var(--spacing-md) var(--spacing-lg);
  border-left: 3px solid var(--color-secondary);
}

.page-home .hero-splash__num {
  font-family: var(--font-data);
  font-weight: 500;
  font-size: var(--fs-h2);
  color: var(--color-secondary);
  line-height: 1;
}

.page-home .hero-splash__label {
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.7;
  margin-top: var(--spacing-xs);
}

/* Chapter sections */
.page-home .ch-section {
  padding: var(--spacing-2xl) 0;
  position: relative;
}

.page-home .ch-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-secondary), transparent);
}

.page-home .ch-section--alt {
  background: rgba(255, 255, 255, 0.02);
}

.page-home .ch-section__intro {
  font-size: var(--fs-body);
  max-width: 700px;
  margin: var(--spacing-md) 0 var(--spacing-lg);
  opacity: 0.9;
}

/* Section marker */
.page-home .section-marker {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.page-home .section-marker__number {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(3rem, 6vw, 5rem);
  color: var(--color-secondary);
  opacity: 0.3;
  line-height: 1;
}

.page-home .section-marker__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--fs-h2);
  margin: 0;
  text-transform: uppercase;
}

/* Grid system */
.page-home .grid {
  display: grid;
  gap: var(--spacing-lg);
}

.page-home .grid--2 {
  grid-template-columns: 1fr;
}

.page-home .grid--3 {
  grid-template-columns: 1fr;
}

/* Card styles */
.page-home .card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-lg);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.page-home .card:hover {
  transform: translateY(-4px);
  border-color: var(--color-secondary);
  background: rgba(255, 255, 255, 0.08);
}

.page-home .card__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--fs-h4);
  margin: 0;
  color: var(--color-secondary);
}

.page-home .card__data {
  font-family: var(--font-data);
  font-size: var(--fs-data);
  opacity: 0.8;
  margin: 0;
}

/* Button styles */
.page-home .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75em 2em;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--border-radius);
  text-decoration: none;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
  cursor: pointer;
}

.page-home .btn--primary {
  background: var(--color-secondary);
  color: var(--color-primary);
  border-color: var(--color-secondary);
}

.page-home .btn--primary:hover {
  background: transparent;
  color: var(--color-secondary);
}

.page-home .btn--outline {
  background: transparent;
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.page-home .btn--outline:hover {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* Chapter 1 grid */
.page-home .ch01__grid {
  margin-top: var(--spacing-lg);
}

/* Chapter 2 */
.page-home .ch02__grid {
  align-items: center;
}

.page-home .ch02__content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.page-home .ch02__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.page-home .ch02__list li {
  padding-left: 1.5em;
  position: relative;
  font-size: var(--fs-body);
}

.page-home .ch02__list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--color-secondary);
}

.page-home .ch02__visual {
  display: flex;
  justify-content: center;
}

.page-home .ch02__img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  object-fit: cover;
}

/* Chapter 3 */
.page-home .ch03__grid {
  align-items: center;
}

.page-home .ch03__visual {
  display: flex;
  justify-content: center;
}

.page-home .ch03__img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  object-fit: cover;
}

.page-home .ch03__content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.page-home .ch03__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.page-home .ch03__list li {
  padding-left: 1.5em;
  position: relative;
  font-size: var(--fs-body);
}

.page-home .ch03__list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--color-secondary);
}

/* Chapter 4 */
.page-home .ch04__center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.page-home .ch04__phone {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  object-fit: cover;
}

/* Background texture */
.page-home .page-bg-texture {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  object-fit: cover;
  opacity: 0.05;
  pointer-events: none;
}

/* Media query: tablet and up */
@media (min-width: 768px) {
  .page-home .grid--2 {
    grid-template-columns: 1fr 1fr;
  }

  .page-home .grid--3 {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .page-home .ch02__grid {
    grid-template-columns: 1.2fr 1fr;
  }

  .page-home .ch03__grid {
    grid-template-columns: 1fr 1.2fr;
  }

  .page-home .hero-splash {
    padding: var(--spacing-2xl) var(--spacing-xl);
  }
}

/* Media query: desktop */
@media (min-width: 1024px) {
  .page-home .hero-splash__board {
    flex-direction: row;
  }

  .page-home .ch-section {
    padding: var(--spacing-2xl) var(--spacing-xl);
  }
}