/* Sponsoring landing — distinct from standard indigo SaaS look */
.landingSponsoring {
  --font: "Sora", ui-sans-serif, system-ui, sans-serif;
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --bg: #0a1210;
  --fg: #eef6f1;
  --muted: #9bb5a8;
  --line: #1e332c;
  --accent: #3dba8a;
  --accent-deep: #1f7a56;
  --warm: #e8c07a;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
}

.landingSponsoring .spBg {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 520px at 8% -10%, rgba(61, 186, 138, 0.22), transparent 55%),
    radial-gradient(700px 420px at 100% 10%, rgba(232, 192, 122, 0.1), transparent 50%),
    linear-gradient(180deg, #07110e 0%, #0a1210 45%, #0c1612 100%);
}

.landingSponsoring .spHeader {
  background: rgba(7, 17, 14, 0.82);
  border-bottom-color: rgba(30, 51, 44, 0.9);
}

.landingSponsoring .brandMark {
  background: linear-gradient(135deg, var(--accent-deep), var(--warm));
  box-shadow: 0 0 24px rgba(61, 186, 138, 0.35);
}

.landingSponsoring .btn.primary {
  background: linear-gradient(135deg, var(--accent-deep), var(--accent));
  border-color: transparent;
  color: #04140e;
  font-weight: 600;
}
.landingSponsoring .btn.primary:hover {
  filter: brightness(1.06);
  text-decoration: none;
}
.landingSponsoring .btn.ghost {
  border-color: var(--line);
  color: var(--fg);
}
.landingSponsoring .spTeamLogin {
  font-size: 13px;
  opacity: 0.85;
  padding: 8px 12px;
}

.landingSponsoring .spHero {
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(48px, 10vw, 110px) clamp(16px, 4vw, 32px) 48px;
  text-align: center;
}
.landingSponsoring .spEyebrow {
  margin: 0 0 18px;
  color: var(--warm);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
}
.landingSponsoring .spHero h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.8rem, 8vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 700;
}
.landingSponsoring .spLead {
  margin: 22px auto 0;
  max-width: 38rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  line-height: 1.55;
}
.landingSponsoring .spHeroCtas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}
.landingSponsoring .spPillRow {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 28px 0 0;
  padding: 0;
}
.landingSponsoring .spPillRow li {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--muted);
  background: rgba(14, 28, 22, 0.7);
}

.landingSponsoring .spSupport {
  padding-top: 24px;
}
.landingSponsoring .spSupportPanel {
  max-width: 820px;
  margin: 0 auto;
  padding: 22px clamp(16px, 4vw, 28px) 8px;
  border: 1px solid rgba(61, 186, 138, 0.35);
  border-radius: 22px;
  background: rgba(14, 28, 22, 0.78);
  box-shadow: 0 0 0 1px rgba(61, 186, 138, 0.08), 0 22px 48px rgba(0, 0, 0, 0.28);
}
.landingSponsoring .spSupportLead {
  margin: 0 0 18px;
  text-align: center;
  color: var(--muted);
  font-size: 0.98rem;
}
.landingSponsoring .spAmountGrid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.landingSponsoring .spAmountBtn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 18px 12px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(7, 17, 14, 0.72);
  color: var(--fg);
  text-decoration: none;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.landingSponsoring .spAmountBtn:hover {
  transform: translateY(-2px);
  border-color: rgba(61, 186, 138, 0.55);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
  text-decoration: none;
  color: var(--fg);
}
.landingSponsoring .spAmountFeatured {
  border-color: rgba(61, 186, 138, 0.5);
  background: linear-gradient(180deg, rgba(31, 122, 86, 0.35), rgba(7, 17, 14, 0.85));
}
.landingSponsoring .spAmountServer {
  border-color: rgba(232, 192, 122, 0.35);
}
.landingSponsoring .spAmountEmoji {
  font-size: 1.55rem;
  line-height: 1;
}
.landingSponsoring .spAmountLabel {
  font-size: 0.92rem;
  font-weight: 600;
  text-align: center;
}
.landingSponsoring .spAmountValue {
  font-family: var(--display);
  font-size: 1.45rem;
  color: var(--warm);
  font-weight: 700;
}
.landingSponsoring .spCustomAmount {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.landingSponsoring .spCustomLabel {
  display: block;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 500;
}
.landingSponsoring .spCustomRow {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: stretch;
}
.landingSponsoring .spCustomField {
  position: relative;
  flex: 1 1 140px;
  min-width: 120px;
}
.landingSponsoring .spCustomField input {
  width: 100%;
  box-sizing: border-box;
  padding: 12px 36px 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(7, 17, 14, 0.9);
  color: var(--fg);
  font: inherit;
  font-size: 1rem;
}
.landingSponsoring .spCustomField input:focus {
  outline: 2px solid rgba(61, 186, 138, 0.45);
  outline-offset: 1px;
}
.landingSponsoring .spCustomSuffix {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}
.landingSponsoring .spCustomHint {
  margin: 8px 0 0;
  color: var(--warm);
}
.landingSponsoring .spLegalNote {
  max-width: var(--max);
  margin: 18px auto 0;
  padding: 0 clamp(16px, 4vw, 32px);
}
.landingSponsoring .spFooter a {
  color: var(--muted);
}
.landingSponsoring .sectionHead h2 {
  font-family: var(--display);
}

@media (max-width: 720px) {
  .landingSponsoring .siteNav { display: none; }
  .landingSponsoring .spAmountGrid {
    grid-template-columns: 1fr;
  }
}

/* Read-only current/planned feature notice. */
.brainSyncNotice { border: 1px solid #7775b8; border-radius: 12px; padding: 20px; overflow-wrap: anywhere; }
.brainSyncNotice p { line-height: 1.6; }