:root {
  --paper: #f7f6f2;
  --surface: #ffffff;
  --ink: #18211d;
  --muted: #5f6b65;
  --line: #d9ddd8;
  --soft: #edf1ed;
  --cta: #d52b1e;
  --cta-dark: #aa2117;
  --verify: #2f7354;
  --edge: clamp(1.75rem, 20vw, 18rem);
  /* The sticky rail lives in the right margin, so that side keeps a slim edge. */
  --edge-rail: clamp(1.25rem, 3.5vw, 4rem);
  --header-h: 4.65rem;
  --shadow: 0 14px 35px rgba(24, 33, 29, .08);
  --grid-fine: rgba(24, 33, 29, .05);
  --grid-major: rgba(24, 33, 29, .085);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 1rem); }
body {
  margin: 0; color: var(--ink); font-family: Arial, Helvetica, sans-serif; line-height: 1.65;
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--grid-major) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-major) 1px, transparent 1px),
    linear-gradient(var(--grid-fine) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-fine) 1px, transparent 1px);
  background-size: 8rem 8rem, 8rem 8rem, 1.6rem 1.6rem, 1.6rem 1.6rem;
  background-position: 0 0;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
button, input { font: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.site-header {
  position: sticky; top: 0; z-index: 100;
  min-height: var(--header-h); padding: .65rem var(--edge);
  display: flex; align-items: center; gap: 1.3rem;
  background: rgba(247,246,242,.96); border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.brand { display: flex; align-items: center; gap: .7rem; min-width: 0; font-weight: 800; letter-spacing: -.025em; }
.brand-logo { flex: 0 0 auto; width: auto; height: 2.2rem; }
.brand-mark { font-size: clamp(.88rem, 1.1vw, 1.1rem); line-height: 1.15; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: .8rem; white-space: nowrap; flex-wrap: nowrap; font-size: .8rem; font-weight: 700; }
.site-nav > a:not(.header-cta), .nav-dropdown > button { padding: .6rem .1rem; border: 0; background: transparent; color: var(--ink); cursor: pointer; }
.site-nav > a:hover, .nav-dropdown > button:hover { color: var(--cta); }
.header-cta { padding: .68rem .9rem; background: var(--cta); color: white; border: 1px solid var(--cta); }
.header-cta:hover { background: var(--cta-dark); color: white; }
.nav-dropdown { position: relative; }
.nav-dropdown__menu {
  position: absolute; top: calc(100% + .5rem); left: -.8rem; width: min(25rem, 70vw);
  display: none; grid-template-columns: 1fr 1fr; gap: .2rem; padding: .8rem;
  background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow);
  white-space: normal;
}
.nav-dropdown.is-open .nav-dropdown__menu { display: grid; }
.nav-dropdown__menu a { padding: .55rem .65rem; border-left: 2px solid transparent; }
.nav-dropdown__menu a:hover { background: var(--soft); border-color: var(--cta); }
.nav-toggle { display: none; width: 2.8rem; height: 2.8rem; border: 1px solid var(--line); background: var(--surface); padding: .65rem; cursor: pointer; }
.nav-toggle > span:not(.sr-only) { display: block; height: 2px; margin: 4px 0; background: var(--ink); }

main { min-height: 60vh; }
.hero { padding: clamp(1rem, 1.8vw, 1.6rem) var(--edge) clamp(1.1rem, 2vw, 1.8rem); border-bottom: 1px solid var(--line); }
.hero h1 { max-width: 26ch; margin: .15rem 0 .7rem; font-size: clamp(1.95rem, 3.6vw, 3.35rem); line-height: 1.04; letter-spacing: -.04em; }
.hero > p:not(.eyebrow) { max-width: 98ch; margin: .4rem 0; font-size: clamp(.97rem, 1.1vw, 1.06rem); color: #3f4b45; }
.eyebrow { margin: 0 0 .45rem; color: var(--cta); font-size: .74rem; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }

.content-layout { padding: 2rem var(--edge-rail) 4.5rem var(--edge); display: grid; grid-template-columns: minmax(0, 1fr) clamp(14rem, 17vw, 18rem); gap: clamp(1.5rem, 3vw, 3.25rem); align-items: start; }
.article { min-width: 0; }
.article > section { position: relative; padding: 2.25rem 0 2.8rem; border-bottom: 1px solid var(--line); }
.article h2 { max-width: 30ch; margin: .2rem 0 1rem; font-size: clamp(1.75rem, 3vw, 3rem); line-height: 1.08; letter-spacing: -.035em; }
.article h3 { margin: 1.7rem 0 .5rem; font-size: clamp(1.18rem, 1.7vw, 1.45rem); line-height: 1.2; }
.article p { margin: .65rem 0; }
.section-no { display: block; margin-bottom: .55rem; color: var(--cta); font-size: .78rem; font-weight: 800; letter-spacing: .16em; }
.section-no::before { content: ""; display: inline-block; width: 2.5rem; height: 3px; margin: 0 .65rem .2rem 0; background: var(--cta); }

.page-toc { background: var(--surface); border: 1px solid var(--line); box-shadow: 6px 6px 0 var(--line); }
.page-toc--rail { position: sticky; top: calc(var(--header-h) + 1rem); max-height: calc(100vh - var(--header-h) - 2rem); overflow-y: auto; padding: 1.1rem; align-self: start; }
.page-toc > strong { display: block; font-size: .88rem; }
.page-toc > p { margin: .2rem 0 1rem; color: var(--muted); font-size: .8rem; line-height: 1.35; }
.page-toc nav { display: grid; gap: .25rem; }
.page-toc__link { display: grid; grid-template-columns: 2rem 1fr; gap: .45rem; padding: .55rem .45rem; border-left: 3px solid transparent; font-size: .8rem; line-height: 1.25; transition: transform .15s ease, background .15s ease, border-color .15s ease; }
.page-toc__link span { color: var(--cta); font-weight: 800; }
.page-toc__link:hover, .page-toc__link.is-active { transform: translateX(3px); background: var(--soft); border-color: var(--cta); }

.ranking-section { padding-top: 0 !important; }
.rank-cards { display: grid; gap: .85rem; margin-top: 1.3rem; }
.rank-card--row {
  display: grid; grid-template-columns: 2.9rem minmax(7rem, 1.05fr) minmax(0, 1.8fr) minmax(6.5rem, .8fr) minmax(7.5rem, .8fr);
  align-items: center; gap: 1rem; padding: 1rem;
  background: var(--surface); border: 1px solid var(--line); box-shadow: 5px 5px 0 #e5e7e3;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.rank-card--row:hover { transform: translateY(-4px); border-color: var(--cta); box-shadow: 7px 9px 0 #dedfda; }
.rank-card--row > * { min-width: 0; }
.rank-card__badge { display: grid; place-items: center; width: 2.6rem; height: 2.6rem; background: var(--ink); color: white; font-weight: 800; }
.rank-card__brand { min-width: 0; }
.rank-card__brand img { display: block; width: 120px; height: 48px; object-fit: contain; object-position: left center; }
.rank-card__name { margin: .2rem 0 0 !important; font-weight: 800; line-height: 1.2; }
.rank-card__stars { display: flex; gap: 1px; font-size: .72rem; color: #c7cbc7; }
.rank-card__star.is-on { color: #d69c22; }
.rank-card__features { margin: 0; padding: 0; list-style: none; font-size: .82rem; }
.rank-card__features li { margin: .2rem 0; }
.rank-card__features li::before { content: "✓"; margin-right: .45rem; color: var(--verify); font-weight: 900; }
.rank-card__bonus { font-size: .82rem; font-weight: 700; }
.rank-card__bonus-label { display: block; color: var(--muted); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }
.rank-card__cta .btn, .btn-play { display: inline-flex; justify-content: center; width: 100%; padding: .72rem .8rem; background: var(--cta); color: white; border: 1px solid var(--cta); font-weight: 800; text-align: center; cursor: pointer; transition: transform .15s ease, background .15s ease; }
.rank-card__cta .btn:hover { transform: translateY(-2px); background: var(--cta-dark); color: white; }
.rank-card__cta .is-disabled { background: #e2e4e1; border-color: #d2d5d1; color: #69716c; cursor: not-allowed; }
.affiliate-note { margin: .7rem 0 !important; color: var(--muted); font-size: .75rem; }

.table-scroll { margin: 1.3rem 0 2.1rem; overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--line); }
table { display: table; width: 100%; min-width: 34rem; border-collapse: collapse; table-layout: auto; background: var(--surface); font-size: .87rem; }
th, td { padding: .85rem .9rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
thead th { background: var(--ink); color: white; font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; }
tbody th { position: sticky; left: 0; background: #fff; color: var(--ink); }
.payment-pages-table table { min-width: 49rem; }
.payment-pages-table tbody tr { transition: background-color .18s ease; }
.payment-pages-table tbody tr:hover { background: rgba(213, 43, 30, .045); }
.table-link { display: inline-flex; align-items: center; gap: .4rem; color: var(--cta); font-weight: 800; text-decoration: none; white-space: nowrap; }
.table-link span { transition: transform .18s ease; }
.table-link:hover span { transform: translateX(.2rem); }

.faq { border-top: 1px solid var(--ink); }
.acc-item { border-bottom: 1px solid var(--line); }
.acc-trigger { width: 100%; padding: 1.05rem 0; display: flex; justify-content: space-between; gap: 1rem; border: 0; background: transparent; color: var(--ink); text-align: left; font-weight: 800; cursor: pointer; }
.acc-trigger span { color: var(--cta); transition: transform .2s ease; }
.acc-trigger[aria-expanded="true"] span { transform: rotate(180deg); }
.acc-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .2s ease; }
.acc-panel > p { overflow: hidden; margin: 0 !important; }
.acc-trigger[aria-expanded="true"] + .acc-panel { grid-template-rows: 1fr; }
.acc-trigger[aria-expanded="true"] + .acc-panel > p { padding: 0 0 1rem; }

.source-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; }
.source-grid a { padding: 1rem; background: var(--surface); border: 1px solid var(--line); border-top: 4px solid var(--cta); }
.source-grid a:hover { box-shadow: var(--shadow); }
.source-grid strong, .source-grid span { display: block; }
.source-grid span { margin-top: .35rem; color: var(--muted); font-size: .82rem; }
.responsible { margin-top: 2rem; padding: 1.4rem !important; background: #eaf3ed; border: 1px solid #b9d2c1 !important; }
.responsible h2 { font-size: 1.45rem; }
.author-card { margin-top: 2rem; display: grid; grid-template-columns: 6rem 1fr; gap: 1rem; align-items: center; padding: 1rem; background: var(--surface); border: 1px solid var(--line); }
.author-card img { display: block; width: 6rem; height: 6rem; object-fit: cover; object-position: center top; border: 1px solid var(--line); background: var(--soft); }
.author-card p { margin: .15rem 0; font-size: .84rem; color: var(--muted); }
.profile-lead { display: grid; grid-template-columns: minmax(12rem, 15rem) 1fr; gap: 2rem; align-items: center; }
.profile-lead img { width: 100%; aspect-ratio: 1; object-fit: cover; object-position: center top; border: 1px solid var(--line); background: var(--soft); }
.method-list { counter-reset: method; padding: 0; list-style: none; }
.method-list li { counter-increment: method; padding: .8rem 0; border-bottom: 1px solid var(--line); }
.method-list li::before { content: "0" counter(method); margin-right: 1rem; color: var(--cta); font-weight: 800; }

.site-footer { padding: 2.5rem var(--edge); display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 2rem; background: var(--ink); color: white; }
.site-footer strong { display: block; margin-bottom: .55rem; }
.footer-mark { display: block; width: auto; height: 2.9rem; margin-bottom: .75rem; }
.site-footer a { display: block; margin: .35rem 0; color: #dce1dd; font-size: .84rem; }
.site-footer a:hover { color: white; text-decoration: underline; }
.site-footer p { margin: 0; color: #b9c2bc; font-size: .82rem; }
.footer-cta {
  display: inline-flex !important; justify-content: center; align-items: center;
  margin-top: 1rem !important; padding: .7rem 1rem; width: auto;
  background: var(--cta); color: white !important; border: 1px solid var(--cta);
  font-weight: 800; text-decoration: none !important;
}
.footer-cta:hover { background: var(--cta-dark); color: white !important; text-decoration: none !important; }
.footer-legal { grid-column: 1 / -1; padding-top: 1rem; border-top: 1px solid #435048; }
.to-top { position: fixed; right: 1.2rem; bottom: 1.2rem; z-index: 50; width: 3rem; height: 3rem; border: 0; background: var(--cta); color: white; font-size: 1.25rem; opacity: 0; pointer-events: none; transform: translateY(8px); transition: .18s ease; }
.to-top.is-visible { opacity: 1; pointer-events: auto; transform: none; }
.reveal-ready { opacity: 0; transform: translateY(12px); }
.reveal-ready.in-view { opacity: 1; transform: none; transition: opacity .35s ease, transform .35s ease; }

@media (max-width: 1239px) and (min-width: 861px) {
  /* Without the side rail the page keeps a moderate edge so header, nav and CTA stay on one line. */
  :root { --edge: clamp(1.25rem, 6vw, 5.5rem); }
  .content-layout { display: flex; flex-direction: column; padding-inline: var(--edge); }
  .article { order: 2; width: 100%; }
  .page-toc--rail { order: 1; position: sticky; top: var(--header-h); z-index: 30; width: 100%; max-height: none; overflow: visible; box-shadow: none; }
  .page-toc--rail > p { display: none; }
  .page-toc--rail nav { display: flex; flex-wrap: wrap; gap: .3rem; margin-top: .6rem; }
  .page-toc__link { display: flex; border: 1px solid var(--line); border-left-width: 3px; }
}

@media (max-width: 860px) {
  :root { --edge: clamp(.875rem, 10vw, 9rem); --header-h: 4.15rem; }
  .site-header { flex-wrap: wrap; gap: .5rem; padding-top: .55rem; padding-bottom: .55rem; }
  .brand { max-width: calc(100% - 3.4rem); }
  .brand-logo { height: 1.85rem; }
  .brand-mark { font-size: clamp(.82rem, 3.6vw, 1rem); }
  .nav-toggle { display: block; margin-left: auto; }
  .site-nav { display: none; flex: 1 0 100%; width: 100%; flex-direction: column; align-items: stretch; gap: .25rem; padding: .75rem 0 .2rem; white-space: normal; border-top: 1px solid var(--line); }
  .site-nav.is-open { display: flex; }
  .site-nav > a, .nav-dropdown > button { width: 100%; padding: .7rem !important; text-align: left; }
  .nav-dropdown__menu { position: static; width: 100%; grid-template-columns: 1fr; box-shadow: none; }
  .hero { padding-top: .9rem; padding-bottom: 1.1rem; }
  .hero h1 { max-width: none; font-size: clamp(1.65rem, 7.2vw, 2.5rem); }
  .content-layout { display: block; padding: 1.25rem var(--edge) 3rem; }
  body { background-size: 6rem 6rem, 6rem 6rem, 1.2rem 1.2rem, 1.2rem 1.2rem; }
  .page-toc { display: none; }
  .article > section { padding: 1.65rem 0 2rem; }
  .rank-card--row { display: flex; flex-wrap: wrap; align-items: flex-start; gap: .65rem; padding: .75rem; }
  .rank-card__badge { flex: 0 0 2.35rem; width: 2.35rem; height: 2.35rem; }
  .rank-card__brand { flex: 1 1 9rem; }
  .rank-card__features { flex: 0 0 auto; width: auto; min-width: 10rem; }
  .rank-card__bonus { flex: 0 0 auto; }
  .rank-card__cta { flex: 1 0 100%; }
  .source-grid { grid-template-columns: 1fr; }
  .profile-lead { grid-template-columns: 1fr; }
  .profile-lead img { max-width: 15rem; }
  .site-footer { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .site-footer > div:first-child, .footer-legal { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .rank-card--row:hover, .page-toc__link:hover { transform: none; }
  .reveal-ready { opacity: 1; transform: none; }
}