:root {
  --sponsor-ink: #101116;
  --sponsor-muted: #686c77;
  --sponsor-line: #dfe1e7;
  --sponsor-blue: #087df1;
  --sponsor-teal: #138c84;
  --sponsor-paper: #fff;
  --sponsor-canvas: #f1f2f6;
  --sponsor-primary-bg: #101116;
  --sponsor-primary-text: #fff;
  --sponsor-primary-hover: #2a2c34;
}

.sponsor-page { overflow-x: hidden; background: var(--sponsor-canvas); color: var(--sponsor-ink); }
.sponsor-site-header { background: rgba(255,255,255,.88); backdrop-filter: blur(20px); }
.sponsor-hero { padding: clamp(72px, 10vw, 150px) 24px 64px; background: #fff; border-bottom: 1px solid var(--sponsor-line); }
.sponsor-hero-inner { width: min(920px, 100%); margin: 0 auto; text-align: center; }
.sponsor-eyebrow { margin: 0 0 16px; color: var(--sponsor-teal); font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.sponsor-hero h1 { max-width: 880px; margin: 0 auto; font-size: clamp(48px, 8vw, 92px); line-height: .98; letter-spacing: 0; }
.sponsor-deck { margin: 34px auto 0; font-size: clamp(24px, 3vw, 35px); line-height: 1.28; font-weight: 700; }
.sponsor-lead { max-width: 720px; margin: 24px auto 0; color: var(--sponsor-muted); font-size: 19px; line-height: 1.6; }
.irony-note { display: inline-block; margin: 26px auto 0; padding: 11px 15px; background: #f2f3f6; border-radius: 6px; font-size: 14px; font-weight: 650; }
.sponsor-actions { display: flex; justify-content: center; gap: 12px; margin-top: 32px; }
.sponsor-primary, .sponsor-secondary, .sticky-sponsor button, .load-more { min-height: 50px; border: 0; border-radius: 6px; padding: 0 22px; font: inherit; font-weight: 750; cursor: pointer; }
.sponsor-primary { background: var(--sponsor-primary-bg); color: var(--sponsor-primary-text); }
.sponsor-primary:hover { background: var(--sponsor-primary-hover); }
.sponsor-primary:disabled { opacity: .52; cursor: not-allowed; }
.sponsor-secondary { display: inline-flex; align-items: center; gap: 6px; color: var(--sponsor-ink); background: #eceef2; text-decoration: none; }
.campaign-meter { width: min(600px, 100%); margin: 38px auto 0; text-align: left; font-size: 13px; font-weight: 750; text-transform: uppercase; }
.meter-track { height: 8px; margin-top: 10px; overflow: hidden; background: #e6e8ed; border-radius: 4px; }
.meter-track span { display: block; width: 0; height: 100%; background: var(--sponsor-blue); transition: width .6s ease; }
.campaign-meter p { margin: 9px 0 0; color: var(--sponsor-muted); font-size: 12px; font-weight: 600; text-transform: none; }
.sponsor-disclaimer { max-width: 670px; margin: 30px auto 0; color: var(--sponsor-muted); font-size: 12px; line-height: 1.5; }

.sponsor-feed-shell { width: min(720px, 100%); margin: 0 auto; background: var(--sponsor-paper); min-height: 640px; border-inline: 1px solid var(--sponsor-line); }
.feed-chrome { position: sticky; top: 71px; z-index: 5; background: rgba(248,248,250,.92); border-bottom: 1px solid var(--sponsor-line); backdrop-filter: blur(18px); }
.feed-chrome-top { display: flex; justify-content: space-between; align-items: center; height: 44px; padding: 0 20px; }
.feed-chrome-top span { width: 32px; }
.feed-selector { display: flex; justify-content: space-between; align-items: baseline; padding: 12px 20px 14px; }
.feed-selector b { font-size: 22px; }
.feed-selector span { color: var(--sponsor-muted); font-size: 13px; }
.sponsor-feed { background: #fff; }
.sponsor-card { position: relative; padding: 24px 24px 20px; border-bottom: 2px solid var(--sponsor-line); scroll-margin-top: 150px; }
.sponsor-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 4px; background: #d1d4dc; }
.sponsor-card.house-card::before { background: var(--sponsor-blue); }
.sponsor-meta { display: grid; grid-template-columns: 46px minmax(0, 1fr) auto; gap: 12px; align-items: center; }
.sponsor-meta img { width: 46px; height: 46px; border: 1px solid var(--sponsor-line); border-radius: 8px; object-fit: contain; background: #fff; }
.sponsor-meta div { min-width: 0; }
.sponsor-meta strong, .sponsor-meta small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sponsor-meta strong { font-size: 17px; }
.sponsor-meta small { margin-top: 3px; color: var(--sponsor-muted); font-size: 12px; }
.sponsor-meta > span { color: var(--sponsor-muted); font-size: 10px; font-weight: 800; letter-spacing: .05em; }
.sponsor-card h2 { margin: 18px 0 8px 58px; font-size: 25px; line-height: 1.18; }
.sponsor-card > p { margin: 0 0 0 58px; font-size: 18px; line-height: 1.5; }
.sponsor-image { display: block; width: calc(100% - 58px); max-height: 540px; margin: 18px 0 0 58px; border: 1px solid var(--sponsor-line); border-radius: 8px; object-fit: contain; background: #f4f5f7; }
.card-link { display: inline-flex; margin: 18px 0 0 58px; padding: 9px 13px; border-radius: 5px; background: #eef0f4; color: var(--sponsor-ink); font-size: 14px; font-weight: 750; text-decoration: none; }
.sponsor-card footer { margin: 18px 0 0 58px; color: var(--sponsor-muted); font-size: 10px; font-weight: 800; letter-spacing: .08em; }
.available-card { min-height: 210px; background: repeating-linear-gradient(-45deg,#fff,#fff 12px,#fafafa 12px,#fafafa 24px); }
.available-card::before { background: #c6c9d1; }
.available-card .sponsor-meta img { display: grid; place-items: center; border-style: dashed; }
.available-card h2 { margin-top: 22px; }
.available-card button { margin: 18px 0 0 58px; border: 0; border-bottom: 2px solid var(--sponsor-ink); background: transparent; padding: 4px 0; color: var(--sponsor-ink); font: inherit; font-size: 13px; font-weight: 800; cursor: pointer; }
.feed-loading { display: flex; align-items: center; justify-content: center; gap: 10px; min-height: 140px; color: var(--sponsor-muted); font-size: 13px; }
.feed-loading span { width: 18px; height: 18px; border: 2px solid #d7d9df; border-top-color: var(--sponsor-blue); border-radius: 50%; animation: sponsor-spin .8s linear infinite; }
@keyframes sponsor-spin { to { transform: rotate(360deg); } }
.load-more { display: block; margin: 24px auto; background: #e9ebef; }

.sponsor-bottom-cta { padding: 90px 24px 110px; text-align: center; background: #e9ebf0; border-top: 1px solid var(--sponsor-line); }
.sponsor-bottom-cta h2 { margin: 0; font-size: clamp(40px, 6vw, 70px); }
.sponsor-bottom-cta > p:not(.sponsor-eyebrow) { max-width: 590px; margin: 20px auto 28px; color: var(--sponsor-muted); font-size: 19px; line-height: 1.5; }
.sponsor-bottom-cta > a { display: block; margin-top: 18px; color: var(--sponsor-ink); font-size: 13px; }
.sticky-sponsor { position: fixed; right: 24px; bottom: 24px; z-index: 20; filter: drop-shadow(0 12px 28px rgba(0,0,0,.18)); }
.sticky-sponsor button { background: var(--sponsor-blue); color: #fff; }

.checkout-dialog { width: min(470px, calc(100% - 28px)); padding: 0; border: 0; border-radius: 8px; box-shadow: 0 24px 90px rgba(0,0,0,.26); }
.checkout-dialog::backdrop { background: rgba(18,20,26,.48); backdrop-filter: blur(6px); }
.checkout-panel { position: relative; padding: 30px; }
.checkout-panel h2 { margin: 0; font-size: 32px; }
.dialog-close { position: absolute; top: 16px; right: 18px; width: 36px; height: 36px; border: 0; background: #eceef2; border-radius: 50%; font-size: 24px; cursor: pointer; }
.checkout-price { margin: 12px 0; font-size: 28px; font-weight: 800; }
.checkout-price small { color: var(--sponsor-muted); font-size: 13px; font-weight: 600; }
.checkout-panel ul { padding-left: 20px; color: var(--sponsor-muted); line-height: 1.8; }
.checkout-panel label:not(.terms-check) { display: block; margin: 22px 0 7px; font-size: 13px; font-weight: 750; }
.checkout-panel input[type="email"] { box-sizing: border-box; width: 100%; height: 50px; border: 1px solid #cfd2da; border-radius: 5px; padding: 0 13px; font: inherit; }
.terms-check { display: flex; gap: 9px; margin: 18px 0; color: var(--sponsor-muted); font-size: 12px; line-height: 1.4; }
.terms-check input { margin-top: 2px; }
.checkout-submit { width: 100%; }
.checkout-status { min-height: 20px; margin: 12px 0 0; color: #a23131; font-size: 12px; }
.checkout-panel > small { display: block; color: var(--sponsor-muted); font-size: 11px; text-align: center; }

@media (max-width: 680px) {
  .sponsor-hero { padding: 58px 20px 48px; }
  .sponsor-hero h1 { max-width: 100%; font-size: clamp(43px, 13vw, 54px); }
  .sponsor-deck { font-size: 23px; }
  .sponsor-actions { flex-direction: column; }
  .sponsor-primary, .sponsor-secondary { justify-content: center; width: 100%; box-sizing: border-box; }
  .feed-chrome { top: 65px; }
  .sponsor-feed-shell { border-inline: 0; }
  .sponsor-card { padding: 20px 16px 18px; }
  .sponsor-meta { grid-template-columns: 42px minmax(0,1fr) auto; gap: 10px; }
  .sponsor-meta img { width: 42px; height: 42px; }
  .sponsor-meta > span { max-width: 68px; text-align: right; }
  .sponsor-card h2, .sponsor-card > p, .card-link, .sponsor-card footer, .available-card button { margin-left: 52px; }
  .sponsor-card h2 { font-size: 22px; }
  .sponsor-card > p { font-size: 17px; }
  .sponsor-image { width: calc(100% - 52px); margin-left: 52px; }
  .sticky-sponsor { right: 12px; bottom: 12px; left: 12px; }
  .sticky-sponsor button { width: 100%; }
}

@media (prefers-color-scheme: dark) {
  :root { --sponsor-ink:#f5f6fa; --sponsor-muted:#a8acb7; --sponsor-line:#313540; --sponsor-paper:#12151b; --sponsor-canvas:#0b0e14; --sponsor-primary-bg:#f5f6fa; --sponsor-primary-text:#101116; --sponsor-primary-hover:#dfe2e9; }
  .sponsor-site-header, .sponsor-hero, .sponsor-feed, .sponsor-card { background: #12151b; }
  .irony-note, .sponsor-secondary, .card-link, .load-more, .dialog-close { background: #262a33; }
  .feed-chrome { background: rgba(19,22,29,.92); }
  .available-card { background: repeating-linear-gradient(-45deg,#12151b,#12151b 12px,#161a21 12px,#161a21 24px); }
  .sponsor-bottom-cta { background: #171b23; }
  .checkout-dialog, .checkout-panel { background: #171a21; color: var(--sponsor-ink); }
  .checkout-panel input[type="email"] { background: #0e1117; color: #fff; }
}