/* =============================================
   BOURN MEDIA — Studio One-Pager Styles
   ============================================= */

/* ── HERO ──────────────────────────────────── */
.op-hero {
  padding: 140px 48px 100px;
  border-bottom: 1px solid var(--border);
}

.op-hero-inner {
  max-width: 680px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.op-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 5rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--text);
}

.op-sub {
  font-size: 1.05rem;
  color: var(--text-dim);
  max-width: 560px;
  line-height: 1.7;
}

.op-cta-btn {
  display: inline-block;
  align-self: flex-start;
  padding: 14px 28px;
  background: var(--amber);
  color: #0A0A0D;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  transition: background 0.15s ease;
}

.op-cta-btn:hover {
  background: var(--amber-dim);
}

/* ── OFFER SECTION ─────────────────────────── */
.op-offer {
  padding: 80px 48px;
  border-bottom: 1px solid var(--border);
}

.op-offer-inner {
  max-width: 960px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.op-offer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.op-offer-card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 32px 28px;
  border-radius: 2px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.op-offer-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  color: var(--text);
}

.op-offer-body {
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.65;
}

/* ── CASES SECTION ─────────────────────────── */
.op-cases {
  padding: 80px 48px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.op-cases-inner {
  max-width: 960px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.op-cases-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.op-case-card {
  border: 1px solid var(--border);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.op-case-studio {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.op-case-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  color: var(--text);
  line-height: 0.95;
}

.op-case-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  margin-top: 28px;
}

.op-case-metric {
  background: var(--bg);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.op-case-num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  color: var(--amber);
  line-height: 1;
}

.op-case-label {
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 1.4;
}

/* ── PRICING SECTION ───────────────────────── */
.op-pricing {
  padding: 80px 48px;
  border-bottom: 1px solid var(--border);
}

.op-pricing-inner {
  max-width: 800px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.op-pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.op-pricing-card {
  background: var(--surface);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.op-pricing-tier {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--amber);
  letter-spacing: 0.04em;
}

.op-pricing-detail {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}

.op-pricing-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--text);
  line-height: 1;
}

.op-pricing-body {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.65;
}

.op-pricing-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 16px;
}

/* ── CTA SECTION ───────────────────────────── */
.op-cta {
  padding: 80px 48px;
  background: var(--surface);
  text-align: center;
}

.op-cta-inner {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.op-cta-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: 0.03em;
  color: var(--text);
  line-height: 0.95;
}

.op-cta .op-cta-btn {
  align-self: center;
}

.op-cta-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── RESPONSIVE ────────────────────────────── */
@media (max-width: 768px) {
  .op-hero {
    padding: 120px 24px 80px;
  }

  .op-offer,
  .op-cases,
  .op-pricing,
  .op-cta {
    padding: 60px 24px;
  }

  .op-offer-grid {
    grid-template-columns: 1fr;
  }

  .op-cases-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 480px) {
  .op-case-metrics {
    grid-template-columns: 1fr;
  }
}