:root {
  --cream: #faf9f7;
  --cream-warm: #f4f1ec;
  --sand: #e8e3db;
  --accent: #b8866b;
  --accent-light: #d4a98a;
  --accent-dark: #96684e;
  --charcoal: #2d2d2d;
  --charcoal-light: #404040;
  --charcoal-dark: #1a1a1a;
  --text: #2d2d2d;
  --text-secondary: #6b6560;
  --text-muted: #9a928a;
  --transition: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ===== Hero (Extraction page variant) ===== */
.hero-extraction {
  position: relative;
  padding: 160px 48px 80px;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero-extraction-bg {
  position: absolute;
  inset: 0;
}
.hero-extraction-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.25);
}
.hero-extraction-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
  width: 100%;
  color: #fff;
}
.hero-extraction-content .eyebrow {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 16px;
}
.hero-extraction-content h1 {
  font-size: clamp(1.4rem, 3.5vw, 2rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1.6;
  margin-bottom: 20px;
}
.hero-extraction-content .summary-answer {
  font-size: 0.92rem;
  font-weight: 300;
  line-height: 2.2;
  color: rgba(255,255,255,0.8);
  max-width: 680px;
}

/* ===== Author Authority Block ===== */
.author-authority {
  background: var(--cream-warm);
  padding: 48px 48px;
}
.author-authority-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  gap: 32px;
  align-items: center;
}
.author-photo {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 3px solid var(--sand);
}
.author-info h2 {
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.author-info .credentials {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 2;
}
.author-info .credentials span {
  display: inline-block;
  background: #fff;
  border: 1px solid var(--sand);
  padding: 2px 12px;
  margin: 3px 4px 3px 0;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: var(--text-secondary);
}

/* ===== Section ===== */
.section {
  max-width: 860px;
  margin: 0 auto;
  padding: 72px 48px;
}
.section-eyebrow {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section h2 {
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
  color: var(--charcoal);
}
.section-line {
  width: 40px;
  height: 1px;
  background: var(--accent);
  margin-bottom: 32px;
}

/* ===== Philosophy ===== */
.philosophy-block {
  background: #fff;
  padding: 40px;
  border: 1px solid var(--sand);
  margin-bottom: 32px;
}
.philosophy-block h3 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}
.philosophy-block p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 2.1;
  margin-bottom: 12px;
}
.philosophy-quote {
  background: var(--charcoal-dark);
  color: var(--accent-light);
  padding: 24px 32px;
  font-size: 0.95rem;
  text-align: center;
  letter-spacing: 0.1em;
  margin: 28px 0;
  line-height: 2;
}
.philosophy-photos {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.philosophy-photos img {
  width: 140px;
  height: 140px;
  object-fit: cover;
}

/* ===== Variables Grid ===== */
.variables-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 32px;
}
.variable-card {
  background: #fff;
  padding: 28px 24px;
  border: 1px solid var(--sand);
  border-top: 3px solid var(--accent);
  transition: all var(--transition);
}
.variable-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.05);
}
.variable-card .var-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}
.variable-card h4 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}
.variable-card p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.9;
}
.variable-card .tip {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--sand);
  font-size: 0.78rem;
  color: var(--accent-dark);
  letter-spacing: 0.02em;
}

/* ===== Concept Blocks ===== */
.concept-block {
  background: #fff;
  padding: 28px 32px;
  margin-bottom: 16px;
  border: 1px solid var(--sand);
  border-left: 4px solid var(--accent);
}
.concept-block h4 {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}
.concept-block p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 2;
}

/* ===== Recipe Summary Card ===== */
.recipe-summary {
  background: var(--charcoal-dark);
  color: #fff;
  padding: 40px;
  margin-bottom: 40px;
}
.recipe-summary h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 24px;
}
.recipe-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}
.recipe-param {
  border-left: 2px solid var(--accent);
  padding-left: 16px;
}
.recipe-param dt {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 4px;
}
.recipe-param dd {
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: #fff;
}

/* ===== Params Table ===== */
.params-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.85rem;
}
.params-table th {
  background: var(--charcoal-dark);
  color: rgba(255,255,255,0.8);
  padding: 12px 16px;
  text-align: left;
  font-weight: 400;
  letter-spacing: 0.05em;
  font-size: 0.78rem;
}
.params-table td {
  padding: 12px 16px;
  background: #fff;
  border: 1px solid var(--sand);
  color: var(--text);
}
.params-table tr:nth-child(even) td {
  background: var(--cream-warm);
}

/* ===== Recipe Steps ===== */
.recipe-steps {
  counter-reset: step;
}
.recipe-step {
  background: #fff;
  padding: 24px 28px;
  margin-bottom: 12px;
  border: 1px solid var(--sand);
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: all var(--transition);
}
.recipe-step:hover {
  border-color: var(--accent-light);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}
.recipe-step .step-num {
  background: var(--charcoal-dark);
  color: var(--accent-light);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 500;
  flex-shrink: 0;
}
.recipe-step .step-content {
  flex: 1;
  min-width: 0;
}
.recipe-step .step-content h4 {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: 6px;
  letter-spacing: 0.04em;
}
.recipe-step .step-content p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.9;
}

/* ===== Recipe Photo Placeholder ===== */
.recipe-photo {
  width: 100%;
  max-width: 500px;
  aspect-ratio: 16/9;
  object-fit: cover;
  margin: 12px auto;
  display: block;
  border-radius: 8px;
  border: 1px solid var(--sand);
}

.crust-compare {
  display: flex;
  gap: 12px;
  margin: 12px 0;
}
.crust-compare > div {
  flex: 1;
}
.crust-compare .recipe-photo {
  margin: 0 0 4px 0;
}
@media (max-width: 600px) {
  .crust-compare {
    flex-direction: column;
  }
}

/* ===== Roast Guide ===== */
.roast-guide {
  background: var(--cream-warm);
  padding: 72px 48px;
}
.roast-guide-inner {
  max-width: 860px;
  margin: 0 auto;
}

/* ===== FAQ ===== */
.faq-item {
  background: #fff;
  padding: 24px 28px;
  margin-bottom: 12px;
  border: 1px solid var(--sand);
  transition: all var(--transition);
}
.faq-item:hover {
  border-color: var(--accent-light);
}
.faq-item h4 {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: 10px;
  letter-spacing: 0.03em;
}
.faq-item p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 2;
  margin-bottom: 8px;
}
.faq-item p:last-child {
  margin-bottom: 0;
}

/* ===== Book CTA ===== */
.book-cta {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  flex-wrap: wrap;
  padding: 40px;
  background: #fff;
  border: 1px solid var(--sand);
}
.book-cta img {
  width: 160px;
  flex-shrink: 0;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
.book-cta p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  flex: 1;
  min-width: 200px;
  line-height: 2;
}
.book-cta a {
  color: var(--accent-dark);
  border-bottom: 1px solid var(--accent-light);
  transition: all var(--transition);
}
.book-cta a:hover {
  color: var(--charcoal);
  border-color: var(--charcoal);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
.hero-extraction {
    padding: 120px 24px 48px;
    min-height: 400px;
  }
.hero-extraction-content h1 {
    font-size: 1.3rem;
  }
.author-authority {
    padding: 32px 24px;
  }
.author-authority-inner {
    flex-direction: column;
    text-align: center;
  }
.section {
    padding: 48px 24px;
  }
.variables-grid {
    grid-template-columns: 1fr;
  }
.recipe-summary-grid {
    grid-template-columns: 1fr 1fr;
  }
.recipe-step {
    flex-direction: column;
    gap: 10px;
  }
.roast-guide {
    padding: 48px 24px;
  }
.philosophy-block {
    padding: 24px 20px;
  }
.book-cta {
    padding: 24px 20px;
  }
}

@media (max-width: 480px) {
  .recipe-summary-grid {
    grid-template-columns: 1fr;
  }
  .philosophy-photos img {
    width: 100px;
    height: 100px;
  }
}