/* ============================================================
   s8 law - mobile-first portal stylesheet
   Prefix: surface646df-
   Palette: #0C0C0C #36454F #4A4A4A #C0C0C0 #DEE2E6 #F5DEB3
   Tone: near-right-angle tool feel, bold title + light body,
         horizontal icon-name bars, restrained fade-in feedback,
         square high-contrast CTAs.
   ============================================================ */

/* ---- Design tokens ---- */
:root {
  --surface646df-bg-deep: #0C0C0C;
  --surface646df-bg-panel: #14161A;
  --surface646df-bg-card: #1B1F26;
  --surface646df-bg-stone: #36454F;
  --surface646df-bg-gray: #4A4A4A;
  --surface646df-line: #2A2F37;
  --surface646df-line-soft: #353B45;
  --surface646df-ink: #DEE2E6;
  --surface646df-ink-dim: #C0C0C0;
  --surface646df-ink-mute: #8A9099;
  --surface646df-wheat: #F5DEB3;
  --surface646df-wheat-deep: #E2C690;
  --surface646df-amber: #CFA85A;
  --surface646df-danger: #C05A4A;
  --surface646df-ok: #6E9E6E;

  --surface646df-canvas: 430px;
  --surface646df-gutter: 14px;
  --surface646df-radius: 3px;
  --surface646df-radius-lg: 5px;
  --surface646df-header-h: 58px;
  --surface646df-bottomnav-h: 64px;

  --surface646df-font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --surface646df-mono: "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;

  --surface646df-ease: cubic-bezier(.22,.61,.36,1);
  --surface646df-fade: .42s var(--surface646df-ease);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--surface646df-font);
  background: var(--surface646df-bg-deep);
  color: var(--surface646df-ink);
  font-size: 15px;
  line-height: 1.55;
  letter-spacing: .1px;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--surface646df-wheat); text-decoration: none; }
a:hover { color: #fff; }
button { font-family: inherit; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 800; letter-spacing: .2px; color: #fff; }
h1 { font-size: 22px; line-height: 1.25; }
h2 { font-size: 18px; line-height: 1.3; }
h3 { font-size: 15.5px; line-height: 1.35; font-weight: 700; }
p { margin: 0 0 12px; }

/* ---- Phone canvas ---- */
.surface646df-page {
  width: 100%;
  min-height: 100vh;
  background:
    radial-gradient(1100px 460px at 50% -8%, rgba(207,168,90,.10), transparent 60%),
    linear-gradient(180deg, #0E1014 0%, #0C0C0C 38%, #0C0C0C 100%);
}
.surface646df-canvas {
  width: 100%;
  max-width: var(--surface646df-canvas);
  margin: 0 auto;
  background: var(--surface646df-bg-deep);
  position: relative;
  min-height: 100vh;
  box-shadow: 0 0 40px rgba(0,0,0,.5);
}

/* ============================================================
   Top functional header (edge-aligned)
   ============================================================ */
.surface646df-topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  height: var(--surface646df-header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--surface646df-gutter);
  background: linear-gradient(180deg, #11141A, #0C0C0C);
  border-bottom: 1px solid var(--surface646df-line);
}
.surface646df-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
}
.surface646df-brand-logo {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border-radius: var(--surface646df-radius);
  background: #0a0a0a;
  border: 1px solid var(--surface646df-line-soft);
  flex-shrink: 0;
}
.surface646df-brand-name {
  font-weight: 800;
  font-size: 17px;
  color: #fff;
  letter-spacing: .6px;
  text-transform: uppercase;
  white-space: nowrap;
}
.surface646df-brand-name span { color: var(--surface646df-wheat); }

.surface646df-actions {
  display: flex;
  align-items: center;
  gap: 7px;
}
.surface646df-btn {
  border: 1px solid var(--surface646df-line-soft);
  background: transparent;
  color: var(--surface646df-ink);
  font-weight: 700;
  font-size: 13px;
  padding: 8px 12px;
  border-radius: var(--surface646df-radius);
  min-height: 38px;
  letter-spacing: .3px;
  transition: background var(--surface646df-fade), color var(--surface646df-fade), border-color var(--surface646df-fade);
}
.surface646df-btn:hover { background: #1B1F26; color: #fff; }
.surface646df-btn--login { color: var(--surface646df-wheat); border-color: #4a3f29; }
.surface646df-btn--login:hover { background: #1a160c; }
.surface646df-btn--register {
  background: var(--surface646df-wheat);
  color: #1a1408;
  border-color: var(--surface646df-wheat);
  font-weight: 800;
}
.surface646df-btn--register:hover { background: #fff; color: #1a1408; }
.surface646df-menu-btn {
  width: 38px;
  height: 38px;
  min-height: 38px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid var(--surface646df-line-soft);
  background: #14161A;
  border-radius: var(--surface646df-radius);
  color: var(--surface646df-ink);
}
.surface646df-menu-btn:hover { color: var(--surface646df-wheat); border-color: #4a3f29; }
.surface646df-menu-icon { width: 18px; height: 12px; position: relative; }
.surface646df-menu-icon span {
  position: absolute; left: 0; right: 0; height: 2px; background: currentColor;
  border-radius: 1px;
}
.surface646df-menu-icon span:nth-child(1) { top: 0; }
.surface646df-menu-icon span:nth-child(2) { top: 5px; }
.surface646df-menu-icon span:nth-child(3) { top: 10px; }

/* ============================================================
   Stacked overlay menu
   ============================================================ */
.surface646df-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(6,7,9,.82);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--surface646df-fade), visibility var(--surface646df-fade);
}
.surface646df-overlay.is-open { opacity: 1; visibility: visible; }
.surface646df-drawer {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: min(86%, 360px);
  background: #11141A;
  border-left: 1px solid var(--surface646df-line);
  transform: translateX(100%);
  transition: transform var(--surface646df-fade);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}
.surface646df-overlay.is-open .surface646df-drawer { transform: translateX(0); }
.surface646df-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px var(--surface646df-gutter);
  border-bottom: 1px solid var(--surface646df-line);
}
.surface646df-drawer-title {
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}
.surface646df-drawer-close {
  width: 34px; height: 34px;
  background: transparent;
  border: 1px solid var(--surface646df-line-soft);
  color: var(--surface646df-ink);
  border-radius: var(--surface646df-radius);
  font-size: 18px;
  line-height: 1;
}
.surface646df-drawer-close:hover { color: var(--surface646df-wheat); }
.surface646df-drawer-cta {
  margin: 14px var(--surface646df-gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.surface646df-drawer-nav {
  padding: 4px var(--surface646df-gutter) 18px;
}
.surface646df-drawer-section {
  font-size: 11px;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--surface646df-ink-mute);
  margin: 14px 2px 6px;
  font-weight: 700;
}
.surface646df-drawer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 10px;
  border-bottom: 1px solid var(--surface646df-line);
  color: var(--surface646df-ink);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--surface646df-radius);
  transition: background var(--surface646df-fade), color var(--surface646df-fade);
}
.surface646df-drawer-link:hover { background: #1B1F26; color: var(--surface646df-wheat); }
.surface646df-drawer-link::after {
  content: "›";
  color: var(--surface646df-ink-mute);
  font-size: 18px;
}

/* ============================================================
   Main shell
   ============================================================ */
.surface646df-main {
  padding: 14px var(--surface646df-gutter) calc(var(--surface646df-bottomnav-h) + 26px);
}

/* ---- Hero carousel ---- */
.surface646df-hero {
  position: relative;
  border: 1px solid var(--surface646df-line);
  border-radius: var(--surface646df-radius-lg);
  overflow: hidden;
  background: #0a0a0a;
  margin-bottom: 16px;
}
.surface646df-hero-track {
  display: flex;
  transition: transform .5s var(--surface646df-ease);
}
.surface646df-hero-slide {
  min-width: 100%;
  position: relative;
  cursor: pointer;
}
.surface646df-hero-slide img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  display: block;
}
.surface646df-hero-caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 22px 14px 12px;
  background: linear-gradient(0deg, rgba(8,8,10,.92), rgba(8,8,10,0));
  color: #fff;
}
.surface646df-hero-caption strong {
  display: block;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: .3px;
}
.surface646df-hero-caption span {
  font-size: 12.5px;
  color: var(--surface646df-ink-dim);
}
.surface646df-hero-dots {
  position: absolute;
  bottom: 8px;
  right: 12px;
  display: flex;
  gap: 6px;
}
.surface646df-hero-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: rgba(245,222,179,.35);
  border: none;
  padding: 0;
}
.surface646df-hero-dot.is-active { background: var(--surface646df-wheat); }

/* ---- Section heading ---- */
.surface646df-section { margin: 22px 0; }
.surface646df-section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--surface646df-bg-stone);
}
.surface646df-section-title {
  font-size: 16px;
  font-weight: 800;
  color: #fff;
  letter-spacing: .4px;
  text-transform: uppercase;
}
.surface646df-section-title em {
  font-style: normal;
  color: var(--surface646df-wheat);
}
.surface646df-section-tag {
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--surface646df-ink-mute);
  text-transform: uppercase;
  white-space: nowrap;
}

/* ============================================================
   Game grid (compact tiles + horizontal icon-name bars)
   ============================================================ */
.surface646df-game-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.surface646df-game {
  background: var(--surface646df-bg-card);
  border: 1px solid var(--surface646df-line);
  border-radius: var(--surface646df-radius);
  padding: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: transform var(--surface646df-fade), border-color var(--surface646df-fade), background var(--surface646df-fade);
  min-width: 0;
}
.surface646df-game:hover {
  transform: translateY(-2px);
  border-color: #5a4a2c;
  background: #20241C;
}
.surface646df-game-icon {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 2px;
  background: #0a0a0a;
  margin-bottom: 5px;
}
.surface646df-game-name {
  font-size: 11px;
  line-height: 1.25;
  font-weight: 600;
  color: var(--surface646df-ink-dim);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 28px;
}
.surface646df-game:hover .surface646df-game-name { color: #fff; }

/* horizontal icon-name bar variant (used in modules / related strips) */
.surface646df-bar-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.surface646df-bar {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px;
  background: var(--surface646df-bg-card);
  border: 1px solid var(--surface646df-line);
  border-radius: var(--surface646df-radius);
  cursor: pointer;
  transition: border-color var(--surface646df-fade), background var(--surface646df-fade);
  min-width: 0;
}
.surface646df-bar:hover { border-color: #5a4a2c; background: #20241C; }
.surface646df-bar-icon {
  width: 42px;
  height: 42px;
  border-radius: 2px;
  object-fit: cover;
  flex-shrink: 0;
  background: #0a0a0a;
}
.surface646df-bar-meta { min-width: 0; flex: 1; }
.surface646df-bar-name {
  font-size: 12.5px;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.surface646df-bar-sub {
  font-size: 11px;
  color: var(--surface646df-ink-mute);
}

@media (min-width: 375px) {
  .surface646df-game-grid { grid-template-columns: repeat(5, 1fr); gap: 9px; }
}

/* ============================================================
   CTA strip + buttons
   ============================================================ */
.surface646df-cta {
  display: flex;
  gap: 9px;
  flex-wrap: wrap;
}
.surface646df-cta-btn {
  flex: 1 1 auto;
  min-height: 46px;
  padding: 11px 16px;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: .5px;
  text-transform: uppercase;
  border-radius: var(--surface646df-radius);
  border: 1px solid var(--surface646df-wheat);
  background: var(--surface646df-wheat);
  color: #1a1408;
  transition: background var(--surface646df-fade), color var(--surface646df-fade);
  text-align: center;
}
.surface646df-cta-btn:hover { background: #fff; color: #1a1408; }
.surface646df-cta-btn--ghost {
  background: transparent;
  color: var(--surface646df-wheat);
  border-color: #5a4a2c;
}
.surface646df-cta-btn--ghost:hover { background: #1a160c; color: #fff; }

.surface646df-cta-banner {
  border: 1px solid #5a4a2c;
  background:
    linear-gradient(135deg, rgba(207,168,90,.14), rgba(54,69,79,.55)),
    var(--surface646df-bg-card);
  border-radius: var(--surface646df-radius-lg);
  padding: 16px;
  margin: 18px 0;
}
.surface646df-cta-banner h3 { color: var(--surface646df-wheat); margin-bottom: 6px; }
.surface646df-cta-banner p { color: var(--surface646df-ink-dim); font-size: 13.5px; margin-bottom: 12px; }

/* ============================================================
   Content blocks
   ============================================================ */
.surface646df-panel {
  background: var(--surface646df-bg-panel);
  border: 1px solid var(--surface646df-line);
  border-radius: var(--surface646df-radius-lg);
  padding: 14px;
  margin: 12px 0;
}
.surface646df-panel h2 { margin-bottom: 8px; }
.surface646df-lede {
  font-size: 14px;
  color: var(--surface646df-ink);
  margin-bottom: 10px;
}
.surface646df-lede strong { color: var(--surface646df-wheat); }

.surface646df-prose p { font-size: 14px; color: var(--surface646df-ink-dim); }
.surface646df-prose a { border-bottom: 1px dashed #5a4a2c; }

/* highlight rows: conclusion first, then comparison */
.surface646df-rows {
  display: grid;
  gap: 9px;
}
.surface646df-row {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  padding: 10px;
  background: var(--surface646df-bg-card);
  border: 1px solid var(--surface646df-line);
  border-left: 3px solid var(--surface646df-wheat);
  border-radius: var(--surface646df-radius);
}
.surface646df-row-num {
  font-family: var(--surface646df-mono);
  font-size: 13px;
  font-weight: 800;
  color: var(--surface646df-wheat);
}
.surface646df-row strong { color: #fff; display: block; font-size: 13.5px; margin-bottom: 2px; }
.surface646df-row span { font-size: 12.5px; color: var(--surface646df-ink-mute); }

/* comparison table-like block */
.surface646df-compare {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin: 6px 0 0;
}
.surface646df-compare th, .surface646df-compare td {
  text-align: left;
  padding: 9px 10px;
  border-bottom: 1px solid var(--surface646df-line);
  vertical-align: top;
}
.surface646df-compare th {
  background: #16191F;
  color: var(--surface646df-wheat);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .4px;
  text-transform: uppercase;
}
.surface646df-compare td { color: var(--surface646df-ink-dim); }
.surface646df-compare tr:last-child td { border-bottom: none; }

/* winners ticker */
.surface646df-winners {
  border: 1px solid var(--surface646df-line);
  border-radius: var(--surface646df-radius-lg);
  overflow: hidden;
  background: #101319;
}
.surface646df-winners-head {
  padding: 9px 12px;
  background: #16191F;
  border-bottom: 1px solid var(--surface646df-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.surface646df-winners-head span {
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--surface646df-wheat);
  font-weight: 800;
}
.surface646df-winner {
  display: grid;
  grid-template-columns: 34px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--surface646df-line);
  font-size: 12.5px;
}
.surface646df-winner:last-child { border-bottom: none; }
.surface646df-winner-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, #36454F, #4A4A4A);
  display: grid; place-items: center;
  color: var(--surface646df-wheat);
  font-weight: 800;
  font-size: 13px;
  border: 1px solid var(--surface646df-line-soft);
}
.surface646df-winner-name { color: #fff; font-weight: 600; }
.surface646df-winner-game { color: var(--surface646df-ink-mute); font-size: 11.5px; }
.surface646df-winner-amount {
  font-family: var(--surface646df-mono);
  color: var(--surface646df-wheat);
  font-weight: 800;
  font-size: 13px;
  white-space: nowrap;
}

/* trust badge row */
.surface646df-trust {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.surface646df-trust-item {
  background: var(--surface646df-bg-card);
  border: 1px solid var(--surface646df-line);
  border-radius: var(--surface646df-radius);
  padding: 11px;
}
.surface646df-trust-item strong {
  display: block;
  color: var(--surface646df-wheat);
  font-size: 12.5px;
  letter-spacing: .3px;
  margin-bottom: 3px;
}
.surface646df-trust-item span { font-size: 12px; color: var(--surface646df-ink-mute); }

/* takeaways */
.surface646df-takeaways {
  display: grid;
  gap: 7px;
}
.surface646df-takeaway {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 9px;
  align-items: start;
  padding: 9px 11px;
  background: rgba(207,168,90,.05);
  border: 1px solid #3a3220;
  border-radius: var(--surface646df-radius);
  font-size: 13px;
  color: var(--surface646df-ink);
}
.surface646df-takeaway::before {
  content: "✓";
  color: var(--surface646df-wheat);
  font-weight: 800;
  font-size: 13px;
}

/* category highlights compact */
.surface646df-cat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 9px;
}
.surface646df-cat {
  background: var(--surface646df-bg-card);
  border: 1px solid var(--surface646df-line);
  border-radius: var(--surface646df-radius);
  padding: 11px;
  cursor: pointer;
  transition: border-color var(--surface646df-fade), background var(--surface646df-fade);
}
.surface646df-cat:hover { border-color: #5a4a2c; background: #20241C; }
.surface646df-cat-name {
  font-size: 13px;
  font-weight: 800;
  color: var(--surface646df-wheat);
  letter-spacing: .3px;
  margin-bottom: 3px;
  text-transform: uppercase;
}
.surface646df-cat-desc { font-size: 11.5px; color: var(--surface646df-ink-mute); line-height: 1.4; }

/* ============================================================
   Extended footer (homepage): directory > brand > promotions > disclaimer
   ============================================================ */
.surface646df-extended {
  margin-top: 22px;
  border-top: 1px solid var(--surface646df-line);
  padding-top: 18px;
}
.surface646df-ext-block { margin-bottom: 16px; }
.surface646df-ext-title {
  font-size: 12px;
  font-weight: 800;
  color: var(--surface646df-wheat);
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.surface646df-directory {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 12px;
}
.surface646df-directory a {
  font-size: 12.5px;
  color: var(--surface646df-ink-dim);
  padding: 4px 0;
  border-bottom: 1px dotted var(--surface646df-line);
}
.surface646df-directory a:hover { color: var(--surface646df-wheat); }
.surface646df-brand-intro {
  font-size: 12.5px;
  color: var(--surface646df-ink-mute);
  line-height: 1.55;
}
.surface646df-promo-shortcuts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.surface646df-promo-chip {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 10px;
  background: #16120A;
  border: 1px solid #5a4a2c;
  border-radius: var(--surface646df-radius);
  font-size: 12px;
  font-weight: 700;
  color: var(--surface646df-wheat);
  cursor: pointer;
  transition: background var(--surface646df-fade);
  min-height: 40px;
}
.surface646df-promo-chip:hover { background: #221a0e; color: #fff; }
.surface646df-promo-chip::before {
  content: "▶";
  font-size: 9px;
  color: var(--surface646df-wheat);
}
.surface646df-disclaimer {
  font-size: 11.5px;
  color: var(--surface646df-ink-mute);
  line-height: 1.5;
  padding: 10px;
  background: #0E1014;
  border: 1px dashed var(--surface646df-line-soft);
  border-radius: var(--surface646df-radius);
}

/* ============================================================
   Universal footer (copyright only)
   ============================================================ */
.surface646df-footer {
  border-top: 1px solid var(--surface646df-line);
  padding: 14px var(--surface646df-gutter) calc(var(--surface646df-bottomnav-h) + 16px);
  text-align: center;
  background: #0a0a0a;
}
.surface646df-footer-copy {
  font-size: 11.5px;
  color: var(--surface646df-ink-mute);
  letter-spacing: .3px;
}
.surface646df-footer-copy strong { color: var(--surface646df-ink-dim); }

/* ============================================================
   Mobile bottom navigation (5 roles, outlined function bar)
   ============================================================ */
.surface646df-bottomnav {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 0;
  width: 100%;
  max-width: var(--surface646df-canvas);
  height: var(--surface646df-bottomnav-h);
  background: linear-gradient(180deg, #11141A, #08090B);
  border-top: 1px solid var(--surface646df-line-soft);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  z-index: 70;
  padding-bottom: env(safe-area-inset-bottom, 0);
}
.surface646df-navitem {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--surface646df-ink-mute);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .3px;
  text-decoration: none;
  background: transparent;
  border: none;
  border-top: 3px solid transparent;
  transition: color var(--surface646df-fade), background var(--surface646df-fade), border-color var(--surface646df-fade);
  min-height: 44px;
  cursor: pointer;
}
.surface646df-navitem:hover { color: var(--surface646df-ink); }
.surface646df-navitem.is-active {
  color: var(--surface646df-wheat);
  border-top-color: var(--surface646df-wheat);
  background: linear-gradient(180deg, rgba(207,168,90,.10), transparent);
}
.surface646df-navicon {
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
}
.surface646df-navicon svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.surface646df-navlabel { font-size: 10px; line-height: 1; }
.surface646df-navitem--promo .surface646df-navlabel { color: var(--surface646df-wheat); }

/* ============================================================
   Reveal-on-load animation (restrained fade-in)
   ============================================================ */
.surface646df-reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .5s var(--surface646df-ease), transform .5s var(--surface646df-ease);
}
.surface646df-reveal.is-in { opacity: 1; transform: translateY(0); }

/* ============================================================
   Accessibility helpers
   ============================================================ */
.surface646df-skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--surface646df-wheat);
  color: #1a1408;
  padding: 8px 12px;
  z-index: 100;
  border-radius: var(--surface646df-radius);
  font-weight: 700;
  font-size: 13px;
}
.surface646df-skip:focus { left: 10px; top: 10px; }
:focus-visible {
  outline: 2px solid var(--surface646df-wheat);
  outline-offset: 2px;
}
.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;
}

/* ============================================================
   Help-page editorial patterns
   ============================================================ */
.surface646df-crumbs {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 2px 0 13px;
  color: var(--surface646df-ink-mute);
  font-size: 11.5px;
  overflow-wrap: anywhere;
}
.surface646df-crumbs a { color: var(--surface646df-ink-dim); }
.surface646df-crumbs a:hover { color: var(--surface646df-wheat); }
.surface646df-article-hero {
  position: relative;
  overflow: hidden;
  padding: 18px 15px;
  margin-bottom: 16px;
  border: 1px solid #4b4029;
  border-radius: var(--surface646df-radius-lg);
  background:
    linear-gradient(132deg, rgba(245,222,179,.12), transparent 48%),
    linear-gradient(180deg, #1B1F26, #11141A);
}
.surface646df-article-hero::after {
  content: "";
  position: absolute;
  width: 110px;
  height: 110px;
  right: -52px;
  top: -58px;
  border: 18px solid rgba(245,222,179,.07);
  transform: rotate(18deg);
}
.surface646df-article-kicker {
  display: block;
  margin-bottom: 7px;
  color: var(--surface646df-wheat);
  font-family: var(--surface646df-mono);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}
.surface646df-article-hero h1 { position: relative; z-index: 1; margin-bottom: 9px; }
.surface646df-article-hero p { position: relative; z-index: 1; color: var(--surface646df-ink-dim); font-size: 13.5px; }
.surface646df-article-hero .surface646df-cta { position: relative; z-index: 1; margin-top: 13px; }
.surface646df-answer-line {
  padding: 11px 12px;
  margin: 10px 0 13px;
  border-left: 3px solid var(--surface646df-wheat);
  background: #181B21;
  color: #fff;
  font-size: 13.5px;
  font-weight: 650;
}
.surface646df-checklist {
  display: grid;
  gap: 8px;
  margin: 10px 0 13px;
  counter-reset: surface646df-check;
}
.surface646df-checkitem {
  position: relative;
  min-height: 50px;
  padding: 10px 10px 10px 43px;
  border: 1px solid var(--surface646df-line);
  background: var(--surface646df-bg-card);
  color: var(--surface646df-ink-dim);
  font-size: 13px;
}
.surface646df-checkitem::before {
  counter-increment: surface646df-check;
  content: counter(surface646df-check, decimal-leading-zero);
  position: absolute;
  left: 10px;
  top: 10px;
  color: var(--surface646df-wheat);
  font-family: var(--surface646df-mono);
  font-size: 12px;
  font-weight: 800;
}
.surface646df-checkitem strong { display: block; margin-bottom: 2px; color: #fff; }
.surface646df-note-stack { display: grid; gap: 8px; margin: 10px 0; }
.surface646df-note {
  padding: 11px;
  border: 1px solid var(--surface646df-line);
  border-top: 3px solid var(--surface646df-bg-stone);
  background: #12151A;
}
.surface646df-note strong { display: block; color: var(--surface646df-wheat); font-size: 13px; margin-bottom: 3px; }
.surface646df-note span { color: var(--surface646df-ink-mute); font-size: 12.5px; }
.surface646df-split-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 10px 0; }
.surface646df-split {
  min-width: 0;
  padding: 11px;
  border: 1px solid var(--surface646df-line);
  background: var(--surface646df-bg-card);
}
.surface646df-split--light { border-top: 3px solid var(--surface646df-ok); }
.surface646df-split--limit { border-top: 3px solid var(--surface646df-danger); }
.surface646df-split h3 { margin-bottom: 6px; color: var(--surface646df-wheat); }
.surface646df-split li {
  position: relative;
  padding: 5px 0 5px 13px;
  color: var(--surface646df-ink-mute);
  font-size: 12px;
  border-bottom: 1px dotted var(--surface646df-line);
}
.surface646df-split li:last-child { border-bottom: 0; }
.surface646df-split li::before { content: "·"; position: absolute; left: 2px; color: var(--surface646df-wheat); }
.surface646df-matrix { display: grid; gap: 1px; margin: 11px 0; background: var(--surface646df-line); border: 1px solid var(--surface646df-line); }
.surface646df-matrix-row {
  display: grid;
  grid-template-columns: minmax(82px, .75fr) minmax(0, 1.45fr);
  gap: 10px;
  padding: 10px;
  background: #14171C;
}
.surface646df-matrix-row strong { color: var(--surface646df-wheat); font-size: 12.5px; }
.surface646df-matrix-row span { color: var(--surface646df-ink-dim); font-size: 12.5px; }
.surface646df-promo-line {
  width: 100%;
  min-height: 44px;
  margin: 9px 0 4px;
  padding: 10px 12px;
  border: 1px solid #5a4a2c;
  border-radius: var(--surface646df-radius);
  background: #17130C;
  color: var(--surface646df-wheat);
  font-weight: 800;
  font-size: 13px;
  text-align: left;
}
.surface646df-promo-line:hover { background: #221A0E; color: #fff; }
.surface646df-promo-line::after { content: "  ›"; float: right; color: var(--surface646df-ink-dim); }
.surface646df-scenario {
  margin: 12px 0;
  border: 1px solid #51452c;
  background: linear-gradient(145deg, #1b1b17, #11141a);
}
.surface646df-scenario-head {
  padding: 9px 11px;
  border-bottom: 1px solid #51452c;
  color: var(--surface646df-wheat);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .5px;
}
.surface646df-scenario-body { padding: 12px; color: var(--surface646df-ink-dim); font-size: 13px; }
.surface646df-steps {
  position: relative;
  display: grid;
  gap: 0;
  margin: 10px 0;
  border-left: 1px solid #504329;
}
.surface646df-step { position: relative; padding: 0 0 14px 20px; }
.surface646df-step:last-child { padding-bottom: 0; }
.surface646df-step::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 4px;
  width: 9px;
  height: 9px;
  background: var(--surface646df-wheat);
  border: 2px solid #15171b;
}
.surface646df-step strong { display: block; color: #fff; font-size: 13.5px; }
.surface646df-step span { color: var(--surface646df-ink-mute); font-size: 12.5px; }
.surface646df-inline-links { display: flex; flex-wrap: wrap; gap: 7px; margin: 10px 0; }
.surface646df-inline-links a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--surface646df-line-soft);
  background: #15181D;
  color: var(--surface646df-ink-dim);
  font-size: 12px;
  font-weight: 700;
}
.surface646df-inline-links a:hover { border-color: #5a4a2c; color: var(--surface646df-wheat); }
.surface646df-article-end {
  margin-top: 18px;
  padding: 14px;
  border: 1px solid #5a4a2c;
  background: #15130f;
}
.surface646df-article-end h2 { margin-bottom: 7px; }
.surface646df-article-end p { color: var(--surface646df-ink-dim); font-size: 13px; }

@media (max-width: 340px) {
  .surface646df-split-list { grid-template-columns: 1fr; }
  .surface646df-matrix-row { grid-template-columns: 1fr; gap: 3px; }
}

/* ============================================================
   Wide screen: keep phone canvas centered
   ============================================================ */
@media (min-width: 480px) {
  body { background: #050607; }
  .surface646df-page { padding: 0; }
}

/* reduce motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
  }
}