/* ─────────────────────────────────────────────
   SPONSORING-PAGE (#sponsoring)
   ───────────────────────────────────────────── */

.sp-page {
  width: 100%; max-width: 1280px;
  margin: 0 auto;
  position: relative;
}

.sp-hero {
  padding: clamp(40px, 6vw, 80px) clamp(20px, 4vw, 48px) clamp(28px, 4vw, 56px);
}
.sp-tag {
  display: inline-block; padding: 6px 14px;
  border: 1px solid; border-radius: 999px;
  font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  font-weight: 600;
}
.sp-h1 {
  font-size: clamp(48px, 8vw, 110px);
  line-height: 0.92; font-weight: 800;
  letter-spacing: -0.04em;
  margin: 24px 0 20px;
  white-space: pre-line;
}
.sp-lede {
  max-width: 720px;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.55;
  color: var(--muted);
  margin: 0;
}

.sp-section {
  padding: clamp(28px, 4vw, 56px) clamp(20px, 4vw, 48px);
  border-top: 1px solid var(--line);
}
.sp-section-head {
  display: flex; flex-direction: column; gap: 10px;
  margin-bottom: 28px;
}
.sp-h2 {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800; letter-spacing: -0.04em; line-height: 1;
  margin: 0;
}

.sp-grid { display: grid; gap: 16px; }
.sp-grid-premium { grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); }
.sp-grid-partner { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.sp-grid-supporter { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }

.sp-card {
  display: flex; flex-direction: column;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform .18s, border-color .18s, background .18s;
}
.sp-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  background: rgba(255,255,255,.05);
}
.sp-card-logo {
  position: relative;
  width: 100%; aspect-ratio: 16/9;
  background: rgba(255,255,255,.06);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.sp-card-logo img {
  max-width: 80%; max-height: 80%;
  object-fit: contain;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.2));
}
.sp-card-logo-fallback {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800; letter-spacing: -0.03em;
  color: var(--muted); opacity: 0.7;
}
.sp-card-meta {
  padding: 18px 20px 20px;
  display: flex; flex-direction: column; gap: 6px;
}
.sp-card-name {
  font-size: 16px; font-weight: 700;
  letter-spacing: -0.01em;
}
.sp-card-desc {
  font-size: 13px; line-height: 1.55;
  color: var(--muted);
  margin: 0;
}
.sp-card-link {
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.02em;
  margin-top: 4px;
}

/* Premium-Cards: größer, mit horizontalem Layout */
.sp-card-lg .sp-card-logo { aspect-ratio: 21/9; }
.sp-card-lg .sp-card-name { font-size: 20px; }
.sp-card-lg .sp-card-desc { font-size: 14px; }

/* Supporter-Cards: kompakt, nur Logo + Name */
.sp-card-sm .sp-card-logo { aspect-ratio: 4/3; }
.sp-card-sm .sp-card-meta { padding: 12px 14px; }
.sp-card-sm .sp-card-name { font-size: 13px; }
.sp-card-sm .sp-card-desc { display: none; }

.sp-empty {
  padding: 40px clamp(20px, 4vw, 48px);
  text-align: center;
  border-top: 1px solid var(--line);
}

/* CTA Sponsor werden */
.sp-cta {
  border-top: 1px solid var(--line);
  padding: clamp(48px, 7vw, 96px) clamp(20px, 4vw, 48px);
  background: rgba(255,255,255,.02);
}
.sp-cta-inner { max-width: 720px; }
.sp-cta-text {
  font-size: 16px; line-height: 1.6;
  color: var(--muted);
  margin: 16px 0 28px;
  max-width: 540px;
}
.sp-cta-btn {
  display: inline-block;
  padding: 18px 28px;
  border-radius: 4px;
  font-weight: 800;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: transform .15s;
  text-decoration: none;
}
.sp-cta-btn:hover { transform: translate(2px, -2px); }

.vB-link-active { font-weight: 700; }

/* Footer-Sponsorblock auf Hauptseite — Logo-Wand */
.vB-spon-logos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 8px;
}
.vB-spon-logo {
  background: rgba(255,255,255,.03);
  border: 1px solid var(--line);
  border-radius: 4px;
  aspect-ratio: 3/2;
  display: flex; align-items: center; justify-content: center;
  padding: 12px;
  overflow: hidden;
}
.vB-spon-logo img { max-width: 100%; max-height: 100%; object-fit: contain; }
.vB-spon-logo-text {
  font-size: 11px; letter-spacing: 0.06em;
  color: var(--muted); text-align: center;
}
.vB-spon-more {
  display: inline-block; margin-top: 14px;
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent);
  border-bottom: 1px solid currentColor;
  text-decoration: none;
}

/* Mobile */
@media (max-width: 640px) {
  .sp-hero { padding: 32px 16px 24px; }
  .sp-section { padding: 32px 16px; }
  .sp-section-head { margin-bottom: 18px; }
  .sp-grid-premium { grid-template-columns: 1fr; }
  .sp-grid-partner { grid-template-columns: 1fr 1fr; }
  .sp-grid-supporter { grid-template-columns: 1fr 1fr; }
  .sp-card-meta { padding: 14px; }
  .sp-cta { padding: 40px 16px; }
}