/* ══════════════════════════════════════════════════════════
   PARTNERS — Sponsor tiers (Hauptsponsor, Premiumsponsor,
   Co-Sponsoren) with logo display
   Shared — appears on index and dedicated partners page
══════════════════════════════════════════════════════════ */

.partners-section {
  background:var(--off-black);
  border-top:1px solid var(--border);
}
.partners-section-inner {
  max-width:90rem; margin:0 auto; padding:2.5rem 1.25rem;
}
@media (min-width:56.01rem) {
  .partners-section-inner { padding:4rem 2rem; }
}

/* Eyebrow divider with centred label */
.partners-eyebrow {
  display:flex; align-items:center; gap:1.2rem; margin-bottom:3rem;
}
.partners-eyebrow-line { flex:1; height:1px; background:var(--border); }
.partners-eyebrow-txt {
  font-size: 1.2rem; font-weight:700; letter-spacing:.3em;
  text-transform:uppercase; color:var(--muted); flex-shrink:0;
}

/* Tier label */
.partner-tier-lbl {
  font-family:'Teko',sans-serif;
  font-size: 1.2rem; font-weight:700; letter-spacing:.28em;
  text-transform:uppercase; color:var(--red);
}

/* ── Hauptsponsor — full-width, premium ── */
.partner-tier-main { margin-bottom:1.2rem; }
.partner-tier-main-card {
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:1.5rem; padding:3rem 2rem;
  background:var(--surface);
  border:1px solid var(--border);
  border-top:2px solid var(--red);
  transition:background .2s;
  text-decoration:none;
}
.partner-tier-main-card:hover { background:var(--surface2); }
.partner-logo-main {
  display:block; opacity:.6;
  transition:opacity .25s;
}
.partner-tier-main-card:hover .partner-logo-main { opacity:1; }
.partner-logo-main img { height:5rem; width:auto; max-width:16rem; display:block; filter: brightness(0) invert(1); }
.partner-name-lbl {
  font-size: 1.2rem; color:var(--faint); letter-spacing:.1em; text-align:center;
  text-transform:uppercase; font-weight:600;
}

/* ── Premiumsponsor — two-col row ── */
.partner-tier-row {
  display:grid; grid-template-columns:1fr;
  gap:1.2rem; margin-bottom:1.2rem;
  max-width:100vw;
}
.partner-tier-row--single {
  grid-template-columns:1fr;
  max-width:50%;
  margin-left:auto; margin-right:auto;
}
.partner-slot {
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:1.2rem; padding:2.5rem 2rem;
  background:var(--surface); border:1px solid var(--border);
  text-decoration:none; transition:background .2s;
}
.partner-slot:hover { background:var(--surface2); }
.partner-logo-slot {
  display:block; opacity:.5; transition:opacity .25s;
  
}
.partner-slot:hover .partner-logo-slot { opacity:.9; }
.partner-logo-slot img { height:4rem; width:auto; max-width:12rem; display:block; filter: brightness(0) invert(1);}

/* ── Co-Sponsoren — 4-up grid ── */
.partner-tier-co { 
  display:flex; flex-direction:column; gap:1.25rem; 

  .partner-tier-lbl {
    margin-bottom: .5rem;
  }
}
.partner-co-grid {
  display:grid; grid-template-columns:repeat(4,1fr);
  gap:1.2rem;
}
.partner-co-item {
  display:flex; align-items:center; justify-content:center;
  padding:2rem 1.5rem; min-height:5rem;
  background:var(--surface); border:1px solid var(--border);
  transition: background .2s;
}
.partner-co-item:hover { background:var(--surface2); }
.partner-co-item a {
  opacity:.35; transition:opacity .25s;
  display:flex; align-items:center; justify-content:center;
}
.partner-co-item:hover a { opacity:.8; }
.partner-co-item img { height:2.5rem; width:auto; max-width:100%; object-fit:contain; display:block; filter: brightness(0) invert(0.5); transition: filter .2s; }
.partner-co-item:hover img { filter: brightness(0) invert(1); }

@media (max-width:48rem) {
  .partner-tier-row { grid-template-columns:1fr; }
  .partner-co-grid { grid-template-columns:repeat(2,1fr); }
  .partner-logo-main img { height:2.5rem; }
}