/* ═══════════════════════════════════════════════════════
   Case Studies Page — Empower LO
   ═══════════════════════════════════════════════════════ */

/* ═══ HERO ═══ */
.cs-hero {
  position: relative;
  background: linear-gradient(135deg, #0d0d1a 0%, #1a1a2e 40%, #2d1b4e 100%);
  padding: 170px 24px 100px; text-align: center; color: white; overflow: hidden;
}
.cs-hero::before {
  content: ''; position: absolute; inset: 0;
  background: var(--gradient-mesh); opacity: 0.5; pointer-events: none;
}
.cs-hero .container { position: relative; z-index: 1; }
.cs-hero-content { max-width: 780px; margin: 0 auto; }
.cs-hero h1 {
  color: white;
  background: linear-gradient(135deg, #fff 0%, #e0d0f0 50%, #c084fc 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.cs-hero-sub { font-size: 18px; line-height: 1.7; color: var(--text-light); }

/* ═══ STAT BAR ═══ */
.cs-stat-bar {
  background: var(--dark2); padding: 48px 0; border-bottom: 1px solid rgba(255,255,255,0.06);
}
.stat-bar-grid {
  display: flex; justify-content: center; align-items: center;
  gap: 40px; flex-wrap: wrap;
}
.stat-bar-item { text-align: center; }
.stat-bar-num {
  font-size: 32px; font-weight: 900; color: var(--orange);
  margin-bottom: 4px;
}
.stat-bar-label { font-size: 13px; color: rgba(255,255,255,0.5); max-width: 180px; }
.stat-bar-divider { width: 1px; height: 48px; background: rgba(255,255,255,0.1); }

/* ═══ INTRO ═══ */
.cs-intro { padding: 80px 0 60px; }
.cs-intro-content {
  max-width: 720px; margin: 0 auto; text-align: center;
}
.cs-intro-content h2 { margin-bottom: 20px; }
.cs-intro-content p {
  font-size: 17px; line-height: 1.8; color: var(--text-secondary); margin-bottom: 16px;
}

/* ═══ SHARED CASE STUDY ELEMENTS ═══ */
.cs-badge {
  display: inline-block; font-size: 12px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 2px; color: var(--purple);
  margin-bottom: 16px;
}
.cs-badge-light { color: var(--purple-glow); }

.cs-meta-bar {
  display: flex; gap: 24px; flex-wrap: wrap;
  margin: 24px 0 32px; font-size: 14px; color: var(--text-muted);
}
.cs-meta strong { color: var(--text-secondary); }

.cs-narrative h3 { font-size: 20px; margin: 32px 0 12px; color: var(--text); }
.cs-narrative h3:first-child { margin-top: 0; }
.cs-narrative p { font-size: 16px; line-height: 1.8; color: var(--text-secondary); margin-bottom: 16px; }
.cs-narrative em { color: var(--text-muted); }

.cs-results-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-top: 28px;
}
.cs-result {
  background: var(--bg-subtle); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px 20px; text-align: center;
}
.cs-result-num {
  font-size: 28px; font-weight: 900; color: var(--purple); margin-bottom: 4px;
}
.cs-result-label { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }

/* Quote sidebar */
.cs-quote-sidebar {
  display: flex; align-items: flex-start;
}
.cs-quote-sidebar blockquote {
  background: var(--purple-bg2); border-left: 3px solid var(--purple);
  border-radius: 0 16px 16px 0; padding: 32px 28px;
  position: sticky; top: 100px;
}
.cs-quote-sidebar blockquote svg { color: var(--purple); margin-bottom: 12px; opacity: 0.4; }
.cs-quote-sidebar blockquote p {
  font-size: 17px; line-height: 1.7; color: var(--text);
  font-style: italic; margin-bottom: 16px;
}
.cs-quote-sidebar blockquote cite {
  font-size: 14px; font-weight: 700; color: var(--purple); font-style: normal;
}

/* ═══ CASE STUDY 1 — FULL WIDTH ═══ */
.cs-study-full { padding: 80px 0; }
.cs-full-wrapper { max-width: 1000px; margin: 0 auto; }
.cs-full-wrapper h2 { margin-bottom: 0; }
.cs-body-grid {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px;
  align-items: start;
}

/* ═══ CASE STUDY 2 — SPLIT ═══ */
.cs-study-split { padding: 80px 0; background: var(--bg-subtle); }
.cs-split-wrapper { max-width: 1000px; margin: 0 auto; }
.cs-split-header { margin-bottom: 40px; }
.cs-split-body {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px;
  align-items: start;
}

/* ═══ CASE STUDY 3 — DARK ═══ */
.cs-study-dark {
  padding: 80px 0;
  background: var(--dark); color: white;
}
.cs-dark-wrapper { max-width: 1000px; margin: 0 auto; }
.cs-dark-wrapper h2 { color: white; }
.cs-dark-wrapper .cs-meta-bar { color: rgba(255,255,255,0.4); }
.cs-dark-wrapper .cs-meta strong { color: rgba(255,255,255,0.7); }
.cs-dark-wrapper .cs-narrative h3 { color: white; }
.cs-dark-wrapper .cs-narrative p { color: rgba(255,255,255,0.65); }

.cs-results-light .cs-result {
  background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.1);
}
.cs-results-light .cs-result-num { color: var(--orange); }
.cs-results-light .cs-result-label { color: rgba(255,255,255,0.5); }

.cs-dark-quote {
  max-width: 700px; margin: 48px auto 0;
  border-left: 3px solid var(--purple-glow); padding: 32px 28px;
  background: rgba(255,255,255,0.03); border-radius: 0 16px 16px 0;
}
.cs-dark-quote svg { color: var(--purple-glow); margin-bottom: 12px; opacity: 0.5; }
.cs-dark-quote p {
  font-size: 18px; line-height: 1.7; color: rgba(255,255,255,0.85);
  font-style: italic; margin-bottom: 16px;
}
.cs-dark-quote cite {
  font-size: 14px; font-weight: 700; color: var(--purple-glow); font-style: normal;
}

/* ═══ PATTERN ═══ */
.cs-pattern { padding: 100px 0; }
.cs-pattern-content {
  max-width: 720px; margin: 0 auto; text-align: center;
}
.cs-pattern-content h2 { margin-bottom: 20px; }
.cs-pattern-content p { font-size: 17px; line-height: 1.8; color: var(--text-secondary); margin-bottom: 16px; }
.cs-pattern-links {
  display: flex; gap: 24px; justify-content: center; margin-top: 32px;
}
.cs-pattern-links a { color: var(--purple); text-decoration: none; font-size: 16px; }
.cs-pattern-links a:hover { text-decoration: underline; }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 768px) {
  .cs-hero { padding: 140px 16px 60px; }
  .stat-bar-grid { flex-direction: column; gap: 24px; }
  .stat-bar-divider { width: 48px; height: 1px; }
  .cs-body-grid, .cs-split-body { grid-template-columns: 1fr; }
  .cs-results-grid { grid-template-columns: 1fr; }
  .cs-meta-bar { flex-direction: column; gap: 8px; }
  .cs-quote-sidebar blockquote { position: static; }
  .cs-pattern-links { flex-direction: column; align-items: center; }
}