/* ============================================
   Sponsor page styles
   Reuses tokens from /css/style.css
============================================ */

/* Hero */
.sponsor-hero {
  padding-top: clamp(3rem, 8vw, 6rem);
  padding-bottom: clamp(2rem, 5vw, 4rem);
  background: linear-gradient(180deg,
    var(--color-surface) 0%,
    var(--color-bg) 100%);
}
.sponsor-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: end;
}
.sponsor-hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.2rem, 5.2vw, 3.6rem);
  line-height: 1.05;
  color: var(--color-text);
  margin: 0.4rem 0 1rem;
  letter-spacing: -0.01em;
}
.sponsor-hero .lede {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.1rem, 1.5vw, 1.25rem);
  line-height: 1.5;
  color: var(--color-text-muted);
  margin: 0 0 1.5rem;
  max-width: 36rem;
}
.sponsor-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Inline buttons (page-local fallbacks if .btn isn't in style.css) */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn .arrow {
  transition: transform 0.18s ease;
}
.btn:hover .arrow { transform: translateX(3px); }
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
}
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-surface-offset);
}

/* Hero aside (quick facts) */
.sponsor-hero-aside {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 1.2rem 1.4rem;
}
.aside-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--color-divider);
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.aside-row:last-child { border-bottom: none; }
.aside-row span { color: var(--color-text-muted); }
.aside-row strong { color: var(--color-text); font-weight: 600; }

/* Section header (reused pattern) */
.section-header {
  max-width: 44rem;
  margin-bottom: 2.2rem;
}
.section-header h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.8rem, 3.4vw, 2.4rem);
  line-height: 1.15;
  color: var(--color-text);
  margin: 0.25rem 0 0.75rem;
  letter-spacing: -0.005em;
}
.section-header p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.55;
  margin: 0;
}

/* Tier grid */
.sponsor-levels {
  padding-block: clamp(2.5rem, 5vw, 4rem);
}
.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}
.tier-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.6rem 1.5rem 1.7rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}
.tier-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}
.tier-card-featured {
  background:
    linear-gradient(180deg, var(--color-surface-2) 0%, var(--color-surface) 100%);
  border-color: var(--color-primary);
  box-shadow: 0 12px 32px -18px rgba(107, 31, 42, 0.4);
}
.tier-flag {
  position: absolute;
  top: -0.7rem;
  left: 1.4rem;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
}
.tier-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
}
.tier-head h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.55rem;
  line-height: 1.15;
  color: var(--color-text);
  margin: 0 0 0.85rem;
  letter-spacing: -0.005em;
}
.tier-price {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0.6rem 0 0.2rem;
  border-top: 1px dashed var(--color-divider);
}
.tier-price .amount {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.85rem;
  color: var(--color-primary);
  font-feature-settings: "tnum" 1, "lnum" 1;
}
.tier-price .period {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.tier-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.tier-list li {
  position: relative;
  padding-left: 1.3rem;
  font-family: var(--font-body);
  font-size: 0.93rem;
  line-height: 1.5;
  color: var(--color-text);
}
.tier-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
}
.tier-footnote {
  margin-top: 1.4rem;
  text-align: center;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Details grid */
.sponsor-details {
  background: var(--color-surface-offset);
  padding-block: clamp(2.5rem, 5vw, 4rem);
}
.details-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.75rem;
}
.detail-block h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  line-height: 1.25;
  color: var(--color-text);
  margin: 0.25rem 0 0.6rem;
}
.detail-block p {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text);
  margin: 0 0 0.8rem;
}
.detail-block p.muted {
  color: var(--color-text-muted);
  font-size: 0.88rem;
}
.check-list {
  list-style: none;
  padding: 0;
  margin: 0.4rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.check-list li {
  position: relative;
  padding-left: 1.5rem;
  font-family: var(--font-body);
  font-size: 0.93rem;
  line-height: 1.5;
  color: var(--color-text);
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary-highlight);
  box-shadow: inset 0 0 0 2px var(--color-primary);
}

/* Inquiry */
.sponsor-inquiry {
  padding-block: clamp(2.5rem, 5vw, 4rem);
}
.inquiry-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}
.inquiry-copy h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  line-height: 1.15;
  color: var(--color-text);
  margin: 0.25rem 0 0.85rem;
}
.inquiry-copy p {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
}
.inquiry-copy p.muted {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.inquiry-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}
.inquiry-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1.5rem 1.4rem 1.7rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.inquiry-card .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
}
.inquiry-card h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--color-text);
  margin: 0.1rem 0 0.2rem;
}
.inquiry-card p {
  font-family: var(--font-body);
  font-size: 0.93rem;
  line-height: 1.55;
  color: var(--color-text-muted);
  margin: 0 0 0.6rem;
}
.inquiry-card-accent {
  background: linear-gradient(180deg, var(--color-surface-2) 0%, var(--color-surface) 100%);
  border-color: var(--color-accent);
}
.inquiry-card-accent .icon {
  background: var(--color-accent-highlight);
  color: var(--color-accent);
}

/* Reuse .btn-card from style.css if present; provide a tasteful fallback. */
.inquiry-card .btn-card,
.sponsor-hero .btn-card {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: auto;
  color: var(--color-primary);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  padding-top: 0.4rem;
  border-top: 1px solid var(--color-divider);
}
.inquiry-card .btn-card:hover { color: var(--color-primary-hover); }

/* Responsive */
@media (max-width: 900px) {
  .sponsor-hero-grid,
  .tier-grid,
  .details-grid,
  .inquiry-grid,
  .inquiry-cards {
    grid-template-columns: 1fr;
  }
  .sponsor-hero-aside {
    order: -1;
  }
}