/* ── Standard of Greatness Page ── */
.sog-hero {
  padding: calc(var(--nav-height) + var(--ticker-height) + 56px) 24px 64px;
  background: var(--gradient-hero);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.sog-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -5%;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.sog-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.sog-badge {
  display: inline-block;
  padding: 6px 14px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(146, 210, 255, 0.1);
  border: 1px solid rgba(146, 210, 255, 0.25);
  border-radius: 100px;
  margin-bottom: 20px;
}

.sog-hero h1 {
  font-size: clamp(2.25rem, 5.5vw, 3.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: 20px;
  max-width: 780px;
}

.sog-hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--accent) 0%, #b8e4ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sog-lead {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 640px;
  margin-bottom: 32px;
}

.sog-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.sog-content {
  padding: 72px 24px 96px;
  background: var(--bg-secondary);
}

.sog-content-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.sog-section-header {
  margin-bottom: 36px;
}

.sog-section-header h2 {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.sog-section-header p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 560px;
}

.sog-blocks {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}

.sog-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: border-color var(--transition), background var(--transition);
}

.sog-block:hover {
  border-color: rgba(146, 210, 255, 0.25);
  background: var(--bg-card-hover);
}

.sog-block-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(146, 210, 255, 0.12);
  color: var(--accent);
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.sog-block h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.sog-block p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.sog-block-placeholder {
  margin-top: 16px;
  height: 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
}

.sog-block-placeholder:nth-child(2) { width: 85%; }
.sog-block-placeholder:nth-child(3) { width: 65%; }

/* ── Philosophy Series Player ── */
.sog-series {
  margin-top: 0;
}

.sog-series-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 28px;
  align-items: start;
}

.sog-series-player {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sog-video-embed-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
  border: 1px solid var(--border-hover);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.sog-video-embed-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.sog-playlist-btn {
  align-self: flex-start;
}

.series-episodes {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
}

.series-episodes::before {
  content: 'Episodes';
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.series-ep {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.series-ep:hover,
.series-ep.active {
  color: var(--text-primary);
  border-color: rgba(146, 210, 255, 0.35);
  background: rgba(146, 210, 255, 0.08);
}

.series-ep-num {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background: rgba(146, 210, 255, 0.12);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
}

.series-ep-title {
  flex: 1;
  line-height: 1.35;
}

@media (max-width: 900px) {
  .sog-blocks {
    grid-template-columns: 1fr;
  }

  .sog-series-layout {
    grid-template-columns: 1fr;
  }

  .sog-playlist-btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .sog-hero {
    padding-top: calc(var(--nav-height) + var(--ticker-height) + 36px);
  }
}