/* ============================================================
   BENSIS — features.css
   Features grid · How It Works · Personas
   ============================================================ */

/* ── FEATURES GRID ── */

.features-screenshot {
  aspect-ratio: 16 / 9;
  width: 100%;
  margin-bottom: 52px;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 52px;
}

.feature-card {
  background: var(--white);
  padding: 36px 40px;
  transition: background var(--transition);
}

.feature-card:hover {
  background: var(--light-bg);
}

.feature-num {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--orange-text);
  margin-bottom: 14px;
}

.feature-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  line-height: 1.25;
}

.feature-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 0;
}

.feature-tag {
  display: inline-block;
  margin-top: 16px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--light-bg);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.features-cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

/* ── HOW IT WORKS ── */

.how-section {
  background: var(--navy);
  position: relative;
  overflow: hidden;
}

.how-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.how-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.how-steps {
  display: flex;
  flex-direction: column;
}

.how-step {
  display: flex;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.how-step:last-child {
  border-bottom: none;
}

.step-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: -0.04em;
  line-height: 1;
  flex-shrink: 0;
  width: 44px;
  padding-top: 4px;
}

.step-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.step-desc {
  font-size: 13px;
  color: rgba(255,255,255,0.72);
  line-height: 1.65;
}

/* Sticky visual panel */
.how-visual {
  position: sticky;
  top: 96px;
}

.how-img-placeholder {
  aspect-ratio: 4 / 3;
}

/* ── CASE STUDY SECTION (features page) ── */

.case-study-section {
  background: var(--off-white);
}

.case-study-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.case-study-card {
  background: var(--navy);
  border-radius: var(--radius-md);
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.case-study-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--orange);
}

.case-study-quote {
  font-size: 18px;
  font-weight: 600;
  color: var(--white);
  line-height: 1.5;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.case-study-detail {
  font-size: 13px;
  color: rgba(255,255,255,0.72);
  line-height: 1.65;
  margin-bottom: 24px;
}

.case-study-attr {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.case-study-stats {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.case-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 28px;
}

.case-stat-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 5px;
}

.case-stat-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.4;
}

.module-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 24px;
}

/* ── PERSONAS SECTION ── */

.personas-section {
  background: var(--white);
}

.personas-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
}

/* ── RESPONSIVE ── */

@media (max-width: 900px) {
  .features-grid { grid-template-columns: 1fr; }
  .how-inner { grid-template-columns: 1fr; }
  .how-visual { display: none; }
  .case-study-grid { grid-template-columns: 1fr; }
  .personas-grid { grid-template-columns: 1fr; }
  .case-stat-grid { grid-template-columns: 1fr 1fr; }
  .features-cta-row { flex-direction: column; }
}