/* ============================================================
   our-sponsors.css — PyHo 2026 · Our Sponsors page only
   Loads after base.css. Zero duplication of base tokens/classes.
   ============================================================ */


/* ----------------------------------------------------------
   Page sections
   ---------------------------------------------------------- */
.os-section {
  padding: 5rem var(--sp-5);
}

.os-section--sage {
  background: var(--sage);
}

.os-section--sand {
  background: var(--sand);
}

.os-section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.os-section__heading {
  font-family: var(--font-display);
  font-size: clamp(1.625rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--forest);
  margin: 0 0 0.5rem;
  line-height: 1.2;
}

.os-section__sub {
  font-size: 1.0625rem;
  color: #555;
  max-width: 560px;
  line-height: 1.65;
  margin: 0 0 3rem;
}


/* ----------------------------------------------------------
   Tier header row
   ---------------------------------------------------------- */
.tier-block {
  margin-bottom: 4.5rem;
}

.tier-block:last-child {
  margin-bottom: 0;
}

.tier-label-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.tier-icon {
  font-size: 1.375rem;
  line-height: 1;
}

.tier-name {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.tier-rule {
  flex: 1;
  height: 1px;
  background: var(--border);
}

.tier-count {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted);
  opacity: 0.65;
  white-space: nowrap;
}


/* ----------------------------------------------------------
   Sponsor grids — per tier
   ---------------------------------------------------------- */
.sponsors-list--platinum {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.sponsors-list--gold {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.sponsors-list--silver {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.sponsors-list--community {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.sponsors-list--django {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}


/* ----------------------------------------------------------
   Sponsor card
   ---------------------------------------------------------- */
.sponsor-listing {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: box-shadow 0.18s, transform 0.18s, border-color 0.18s;
  text-decoration: none;
}

.sponsor-listing:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: rgba(26, 58, 42, 0.2);
}

/* Platinum cards get a subtle accent border */
.sponsors-list--platinum .sponsor-listing {
  border-color: rgba(139, 92, 246, 0.2);
  padding: 2.25rem;
}

.sponsors-list--platinum .sponsor-listing:hover {
  border-color: rgba(139, 92, 246, 0.45);
  box-shadow: 0 8px 32px rgba(139, 92, 246, 0.1);
}

/* Gold cards */
.sponsors-list--gold .sponsor-listing {
  border-color: rgba(255, 212, 59, 0.25);
}

.sponsors-list--gold .sponsor-listing:hover {
  border-color: rgba(255, 212, 59, 0.55);
  box-shadow: 0 6px 24px rgba(255, 212, 59, 0.12);
}

/* Django Girls */
.sponsors-list--django .sponsor-listing {
  border-color: rgba(109, 40, 217, 0.15);
}

.sponsors-list--django .sponsor-listing:hover {
  border-color: rgba(109, 40, 217, 0.35);
}

/* Logo area */
.sponsor-listing__logo {
  width: 100%;
  height: 72px;
  background: var(--sage);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.sponsors-list--platinum .sponsor-listing__logo {
  height: 96px;
}

.sponsor-listing__logo img {
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
}

/* Placeholder shown when no logo image */
.sponsor-listing__logo-placeholder {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--stone);
  letter-spacing: 0.04em;
  text-align: center;
  padding: 0 0.75rem;
}

/* Text section */
.sponsor-listing__body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
}

.sponsor-listing__name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--forest);
  margin: 0;
}

.sponsors-list--platinum .sponsor-listing__name {
  font-size: 1.125rem;
}

.sponsor-listing__desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: #555;
  margin: 0;
}

.sponsors-list--silver .sponsor-listing__desc,
.sponsors-list--community .sponsor-listing__desc {
  font-size: 0.8125rem;
}

/* Tier badge inside card */
.sponsor-listing__tier {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-display);
  font-size: 0.675rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2em 0.6em;
  border-radius: 4px;
  width: fit-content;
  margin-top: auto;
}

.sponsor-listing__tier--platinum {
  background: rgba(139, 92, 246, 0.1);
  color: #6d28d9;
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.sponsor-listing__tier--gold {
  background: rgba(255, 212, 59, 0.15);
  color: #92620a;
  border: 1px solid rgba(255, 212, 59, 0.35);
}

.sponsor-listing__tier--silver {
  background: rgba(100, 116, 139, 0.1);
  color: #475569;
  border: 1px solid rgba(100, 116, 139, 0.25);
}

.sponsor-listing__tier--community {
  background: rgba(74, 138, 61, 0.1);
  color: var(--leaf);
  border: 1px solid rgba(74, 138, 61, 0.2);
}

.sponsor-listing__tier--django {
  background: rgba(109, 40, 217, 0.08);
  color: #6d28d9;
  border: 1px solid rgba(109, 40, 217, 0.18);
}

/* External link indicator */
.sponsor-listing__link {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--forest);
  opacity: 0.5;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  transition: opacity 0.15s;
  margin-top: 0.25rem;
}

.sponsor-listing:hover .sponsor-listing__link {
  opacity: 1;
}


/* ----------------------------------------------------------
   Empty / TBC slot (for unfilled placeholders)
   ---------------------------------------------------------- */
.sponsor-slot--open {
  background: transparent;
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  text-align: center;
  min-height: 160px;
  text-decoration: none;
  transition: border-color 0.18s, background 0.18s;
}

.sponsor-slot--open:hover {
  border-color: var(--forest);
  background: var(--sage);
}

.sponsor-slot--open__label {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--stone);
  letter-spacing: 0.04em;
}

.sponsor-slot--open__sub {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
}


/* ----------------------------------------------------------
   Become a sponsor CTA strip
   ---------------------------------------------------------- */
.become-sponsor-strip {
  background: var(--forest);
  border-radius: var(--radius-xl);
  margin: 0 var(--sp-5) 4rem;
  padding: 3rem 3.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.become-sponsor-strip__copy h2 {
  color: var(--white);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  margin: 0 0 0.5rem;
}

.become-sponsor-strip__copy p {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.58);
  margin: 0;
  max-width: 480px;
  line-height: 1.6;
}

.become-sponsor-strip__actions {
  display: flex;
  gap: 0.875rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}


/* ----------------------------------------------------------
   Responsive
   ---------------------------------------------------------- */
@media (max-width: 1024px) {
  .sponsors-list--silver,
  .sponsors-list--community {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .sponsors-list--platinum {
    grid-template-columns: 1fr;
  }

  .sponsors-list--gold,
  .sponsors-list--django {
    grid-template-columns: repeat(2, 1fr);
  }

  .sponsors-list--silver,
  .sponsors-list--community {
    grid-template-columns: repeat(2, 1fr);
  }

  .become-sponsor-strip {
    margin: 0 var(--sp-4) 3rem;
    padding: 2.25rem;
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 600px) {
  .os-section {
    padding: 3.5rem var(--sp-4);
  }

  .sponsors-list--gold,
  .sponsors-list--django {
    grid-template-columns: 1fr;
  }

  .sponsors-list--silver,
  .sponsors-list--community {
    grid-template-columns: 1fr 1fr;
  }

  .become-sponsor-strip {
    margin: 0 var(--sp-3) 2.5rem;
    padding: 1.75rem;
  }

  .become-sponsor-strip__actions {
    width: 100%;
    flex-direction: column;
  }

  .become-sponsor-strip__actions a {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 400px) {
  .sponsors-list--silver,
  .sponsors-list--community {
    grid-template-columns: 1fr;
  }
}