:root {
  --bg-deep: #0c0f1a;
  --bg-section: #111525;
  --bg-card: #181d33;
  --fg-primary: #e8e4dd;
  --fg-secondary: #9a9690;
  --fg-muted: #5c5955;
  --accent-warm: #c9956b;
  --accent-glow: #e8b98a;
  --accent-subtle: rgba(201, 149, 107, 0.12);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 10rem;
}

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

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

body {
  background: var(--bg-deep);
  color: var(--fg-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  position: relative;
  overflow: hidden;
}

.hero-bg-orb {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201, 149, 107, 0.08) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-warm);
  margin-bottom: var(--space-md);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--fg-primary);
  max-width: 700px;
  margin-bottom: var(--space-md);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-secondary);
  max-width: 520px;
  line-height: 1.8;
}

.hero-scroll-hint {
  position: absolute;
  bottom: var(--space-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  color: var(--fg-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-scroll-hint svg {
  animation: float 2s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* ── Philosophy ── */
.philosophy {
  padding: var(--space-2xl) var(--space-md);
  background: var(--bg-section);
}

.philosophy-grid {
  max-width: 1100px;
  margin: 0 auto;
}

.philosophy-statement {
  margin-bottom: var(--space-xl);
}

.philosophy-statement h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.25;
  color: var(--fg-primary);
}

.philosophy-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.phil-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  padding: var(--space-md) var(--space-md) var(--space-lg);
}

.phil-num {
  display: block;
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--accent-warm);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.05em;
}

.phil-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--fg-primary);
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.phil-card p {
  font-size: 0.95rem;
  color: var(--fg-secondary);
  line-height: 1.75;
}

/* ── Chapters ── */
.chapters {
  padding: var(--space-2xl) var(--space-md);
}

.chapters-inner {
  max-width: 700px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-warm);
  margin-bottom: var(--space-sm);
}

.chapters h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 400;
  line-height: 1.25;
  color: var(--fg-primary);
  margin-bottom: var(--space-xl);
}

.chapter-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.chapter-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  align-items: flex-start;
}

.chapter-item:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.chapter-marker {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-warm);
  flex-shrink: 0;
  margin-top: 0.6rem;
}

.chapter-text h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--fg-primary);
  margin-bottom: 0.4rem;
  line-height: 1.3;
}

.chapter-text p {
  font-size: 0.95rem;
  color: var(--fg-secondary);
  line-height: 1.7;
}

/* ── Author ── */
.author {
  padding: var(--space-2xl) var(--space-md);
  background: var(--bg-section);
}

.author-inner {
  max-width: 700px;
  margin: 0 auto;
}

.author-text .section-label {
  margin-bottom: var(--space-sm);
}

.author-text h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 400;
  line-height: 1.25;
  color: var(--fg-primary);
  margin-bottom: var(--space-md);
}

.author-text p {
  font-size: 1rem;
  color: var(--fg-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.author-text p:last-child {
  margin-bottom: 0;
}

/* ── Closing ── */
.closing {
  padding: var(--space-2xl) var(--space-md);
  text-align: center;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.3;
  color: var(--fg-primary);
  margin-bottom: var(--space-md);
}

.closing-sub {
  font-size: 1rem;
  color: var(--accent-warm);
  font-weight: 500;
  letter-spacing: 0.03em;
}

/* ── Footer ── */
.site-footer {
  padding: var(--space-lg) var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg-primary);
}

.footer-note {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* ── Hero CTA ── */
.hero-actions {
  margin-top: var(--space-lg);
}

.btn-sample {
  display: inline-block;
  border: 1px solid rgba(201, 149, 107, 0.5);
  color: var(--accent-warm);
  border-radius: 8px;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.btn-sample:hover {
  background: var(--accent-subtle);
  border-color: var(--accent-warm);
}

/* ── Closing email capture ── */
.closing-capture {
  margin-top: var(--space-xl);
}

.closing-capture-note {
  font-size: 0.9rem;
  color: var(--fg-muted);
  margin-bottom: var(--space-sm);
}

.capture-form {
  display: flex;
  gap: 0.75rem;
  max-width: 420px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}

.capture-form input[type="email"] {
  flex: 1;
  min-width: 200px;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 0.85rem 1.2rem;
  color: var(--fg-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.capture-form input[type="email"]:focus {
  border-color: rgba(201, 149, 107, 0.5);
}

.capture-form input[type="email"]::placeholder {
  color: var(--fg-muted);
}

.btn-warm {
  background: var(--accent-warm);
  color: #0c0f1a;
  border: none;
  border-radius: 8px;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
  white-space: nowrap;
}

.btn-warm:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-warm:active { transform: translateY(0); }
.btn-warm:disabled { opacity: 0.6; cursor: default; }

.capture-feedback {
  margin-top: 0.75rem;
  font-size: 0.88rem;
  color: var(--accent-warm);
  min-height: 1.4em;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .philosophy-cards {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .hero {
    padding: var(--space-xl) var(--space-sm);
  }

  .philosophy,
  .chapters,
  .author,
  .closing {
    padding: var(--space-xl) var(--space-sm);
  }

  .chapter-item {
    gap: var(--space-sm);
  }

  .hero-scroll-hint {
    display: none;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 15px;
  }

  .phil-card {
    padding: var(--space-sm);
  }
}