/* ==========================================================================
   casino game name - palette adaptive stylesheet
   File   : css/palette-adaptive-72c74d.css
   Prefix : surface2c74d-
   Canvas : 320-430px mobile-first, centered phone canvas on wide screens
   Tone   : deep navy floor, chalk text, peru-brass accent
   Shape  : rounded headings over compact body text, stroke-led restrained
            radii, pure-image game cards, step-progression rhythm,
            icon micro-state motion, solid primary + outlined secondary CTAs
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  --surface2c74d-ink: #0E1621;
  --surface2c74d-ink-2: #131F2E;
  --surface2c74d-ink-3: #1A2839;
  --surface2c74d-night: #060B12;
  --surface2c74d-mist: #ECF0F1;
  --surface2c74d-ghost: #F8F8FF;
  --surface2c74d-chalk: #EEEEEE;
  --surface2c74d-brass: #CD853F;
  --surface2c74d-brass-2: #E0A25F;
  --surface2c74d-brass-soft: rgba(205, 133, 63, 0.14);
  --surface2c74d-brass-line: rgba(205, 133, 63, 0.55);
  --surface2c74d-slate: #5D5D5D;
  --surface2c74d-muted: #97A4B5;
  --surface2c74d-line: rgba(238, 238, 238, 0.14);
  --surface2c74d-line-strong: rgba(238, 238, 238, 0.30);
  --surface2c74d-radius-sm: 7px;
  --surface2c74d-radius: 10px;
  --surface2c74d-radius-lg: 14px;
  --surface2c74d-top-h: 62px;
  --surface2c74d-tabs-h: 48px;
  --surface2c74d-dock-h: 66px;
  --surface2c74d-font-head: ui-rounded, "Arial Rounded MT Bold",
    "Hiragino Maru Gothic ProN", "Trebuchet MS", "Segoe UI", sans-serif;
  --surface2c74d-font-body: "Segoe UI", Roboto, "Helvetica Neue", Arial,
    sans-serif;
  --surface2c74d-lift: translateY(-2px);
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--surface2c74d-night);
  color: var(--surface2c74d-mist);
  font-family: var(--surface2c74d-font-body);
  font-size: 14px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

h1,
h2,
h3,
h4 {
  font-family: var(--surface2c74d-font-head);
  color: var(--surface2c74d-ghost);
  line-height: 1.25;
  margin: 0 0 10px;
  overflow-wrap: anywhere;
}

p {
  margin: 0 0 12px;
}

:focus-visible {
  outline: 2px solid var(--surface2c74d-brass);
  outline-offset: 2px;
  border-radius: 4px;
}

/* --------------------------------------------------------------------------
   3. Centered phone canvas
   -------------------------------------------------------------------------- */
.surface2c74d-shell {
  position: relative;
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--surface2c74d-ink);
  overflow-x: hidden;
}

@media (min-width: 431px) {
  .surface2c74d-shell {
    box-shadow:
      0 0 0 1px var(--surface2c74d-line),
      0 24px 70px rgba(0, 0, 0, 0.55);
  }
}

/* --------------------------------------------------------------------------
   4. Top bar - tab-style header with brand tab and action cluster
   -------------------------------------------------------------------------- */
.surface2c74d-topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(14, 22, 33, 0.95);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--surface2c74d-line);
}

.surface2c74d-topbar__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 12px;
  min-height: var(--surface2c74d-top-h);
}

.surface2c74d-brandtab {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 3px 12px 3px 4px;
  border: 1px solid var(--surface2c74d-line-strong);
  border-radius: 999px;
  background: linear-gradient(
    180deg,
    var(--surface2c74d-ink-2),
    var(--surface2c74d-ink)
  );
  box-shadow: inset 0 -2px 0 rgba(205, 133, 63, 0.28);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.surface2c74d-brandtab:hover {
  border-color: var(--surface2c74d-brass-line);
}

.surface2c74d-brandtab:active {
  transform: var(--surface2c74d-lift);
}

.surface2c74d-brandtab__logo {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--surface2c74d-brass-line);
  object-fit: cover;
  flex: 0 0 auto;
}

.surface2c74d-brandtab__name {
  font-family: var(--surface2c74d-font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.2px;
  color: var(--surface2c74d-ghost);
  white-space: nowrap;
}

.surface2c74d-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* CTA pair: solid primary + outlined secondary */
.surface2c74d-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--surface2c74d-radius);
  font-family: var(--surface2c74d-font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.2px;
  border: 1px solid transparent;
  transition: transform 0.16s ease, border-color 0.16s ease,
    background-color 0.16s ease, color 0.16s ease;
}

.surface2c74d-btn--solid {
  background: var(--surface2c74d-brass);
  border-color: var(--surface2c74d-brass);
  color: #1B1206;
  box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.22);
}

.surface2c74d-btn--solid:hover {
  background: var(--surface2c74d-brass-2);
  border-color: var(--surface2c74d-brass-2);
}

.surface2c74d-btn--ghost {
  background: transparent;
  border-color: var(--surface2c74d-line-strong);
  color: var(--surface2c74d-mist);
}

.surface2c74d-btn--ghost:hover {
  border-color: var(--surface2c74d-brass-line);
  color: var(--surface2c74d-brass-2);
}

.surface2c74d-btn:active {
  transform: var(--surface2c74d-lift);
}

.surface2c74d-btn--compact {
  padding: 0 12px;
  font-size: 13px;
}

/* Menu trigger - outlined square with burger strokes */
.surface2c74d-menu-btn {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--surface2c74d-line-strong);
  border-radius: var(--surface2c74d-radius);
  color: var(--surface2c74d-mist);
  transition: border-color 0.16s ease, color 0.16s ease, transform 0.16s ease;
}

.surface2c74d-menu-btn:hover {
  border-color: var(--surface2c74d-brass-line);
  color: var(--surface2c74d-brass-2);
}

.surface2c74d-menu-btn:active {
  transform: var(--surface2c74d-lift);
}

.surface2c74d-menu-btn__bars {
  display: block;
  width: 20px;
  height: 14px;
  position: relative;
}

.surface2c74d-menu-btn__bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease, width 0.2s ease;
}

.surface2c74d-menu-btn__bars span:nth-child(1) { top: 0; }
.surface2c74d-menu-btn__bars span:nth-child(2) { top: 6px; width: 70%; }
.surface2c74d-menu-btn__bars span:nth-child(3) { top: 12px; }

.surface2c74d-menu-btn[aria-expanded="true"] .surface2c74d-menu-btn__bars span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.surface2c74d-menu-btn[aria-expanded="true"] .surface2c74d-menu-btn__bars span:nth-child(2) {
  opacity: 0;
}

.surface2c74d-menu-btn[aria-expanded="true"] .surface2c74d-menu-btn__bars span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   5. Category tab strip - scrollable quick-jump rail
   -------------------------------------------------------------------------- */
.surface2c74d-cattabs {
  display: flex;
  gap: 7px;
  overflow-x: auto;
  padding: 7px 12px;
  border-top: 1px solid var(--surface2c74d-line);
  background: rgba(14, 22, 33, 0.6);
  scrollbar-width: none;
}

.surface2c74d-cattabs::-webkit-scrollbar {
  display: none;
}

.surface2c74d-cattab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius-sm);
  font-family: var(--surface2c74d-font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--surface2c74d-muted);
  white-space: nowrap;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.surface2c74d-cattab:hover {
  color: var(--surface2c74d-mist);
  border-color: var(--surface2c74d-line-strong);
}

.surface2c74d-cattab:active {
  transform: var(--surface2c74d-lift);
}

/* Active state: top indicator line */
.surface2c74d-cattab--on {
  color: var(--surface2c74d-brass-2);
  border-color: var(--surface2c74d-brass-line);
  box-shadow: inset 0 2px 0 0 var(--surface2c74d-brass);
}

/* --------------------------------------------------------------------------
   6. Expandable site menu
   -------------------------------------------------------------------------- */
.surface2c74d-menu {
  position: absolute;
  top: calc(var(--surface2c74d-top-h) + var(--surface2c74d-tabs-h) + 8px);
  left: 10px;
  right: 10px;
  z-index: 55;
  display: none;
  padding: 10px;
  background: var(--surface2c74d-ink-2);
  border: 1px solid var(--surface2c74d-line-strong);
  border-radius: var(--surface2c74d-radius-lg);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.5);
}

.surface2c74d-menu--open {
  display: block;
  animation: surface2c74d-menu-drop 0.18s ease both;
}

@keyframes surface2c74d-menu-drop {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.surface2c74d-menu__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
}

.surface2c74d-menu__link {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  padding: 8px 10px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius-sm);
  font-size: 13px;
  font-weight: 600;
  color: var(--surface2c74d-mist);
  transition: border-color 0.16s ease, color 0.16s ease;
}

.surface2c74d-menu__link::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 2px;
  border: 1px solid var(--surface2c74d-brass-line);
  background: transparent;
  flex: 0 0 auto;
  transition: background-color 0.16s ease;
}

.surface2c74d-menu__link:hover {
  border-color: var(--surface2c74d-brass-line);
  color: var(--surface2c74d-brass-2);
}

.surface2c74d-menu__link:hover::before {
  background: var(--surface2c74d-brass);
}

.surface2c74d-menu__link--current {
  border-color: var(--surface2c74d-brass-line);
  box-shadow: inset 0 2px 0 0 var(--surface2c74d-brass);
  color: var(--surface2c74d-brass-2);
}

.surface2c74d-menu__link--wide {
  grid-column: 1 / -1;
}

.surface2c74d-menu__hint {
  margin: 8px 4px 0;
  font-size: 11.5px;
  color: var(--surface2c74d-muted);
}

/* --------------------------------------------------------------------------
   7. Main content column
   -------------------------------------------------------------------------- */
.surface2c74d-main {
  display: block;
  padding: 0 0 calc(var(--surface2c74d-dock-h) + 34px);
}

.surface2c74d-section {
  padding: 24px 14px 4px;
  scroll-margin-top: calc(var(--surface2c74d-top-h) + var(--surface2c74d-tabs-h) + 10px);
}

.surface2c74d-eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  font-family: var(--surface2c74d-font-head);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--surface2c74d-brass-2);
}

.surface2c74d-eyebrow::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: var(--surface2c74d-line);
}

.surface2c74d-h2 {
  font-size: 19.5px;
  font-weight: 700;
  margin-bottom: 10px;
}

.surface2c74d-lede {
  color: var(--surface2c74d-muted);
  font-size: 13.5px;
}

.surface2c74d-body-copy {
  color: var(--surface2c74d-mist);
}

.surface2c74d-body-copy a {
  color: var(--surface2c74d-brass-2);
  border-bottom: 1px solid var(--surface2c74d-brass-line);
  padding-bottom: 1px;
  font-weight: 600;
}

.surface2c74d-body-copy a:hover {
  color: var(--surface2c74d-ghost);
}

/* --------------------------------------------------------------------------
   8. Hero - promo banner carousel
   -------------------------------------------------------------------------- */
.surface2c74d-hero {
  position: relative;
  margin-top: 10px;
  padding: 0;
}

.surface2c74d-slideframe {
  position: relative;
  aspect-ratio: 640 / 248;
  border-radius: var(--surface2c74d-radius-lg);
  overflow: hidden;
  border: 1px solid var(--surface2c74d-line-strong);
  background: var(--surface2c74d-ink-2);
}

.surface2c74d-slide {
  position: absolute;
  inset: 0;
  display: block;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s ease;
}

.surface2c74d-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.surface2c74d-slide--on {
  opacity: 1;
  pointer-events: auto;
  z-index: 2;
}

.surface2c74d-dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 8px;
  z-index: 3;
  display: flex;
  justify-content: center;
  gap: 6px;
}

.surface2c74d-dot {
  width: 44px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
}

.surface2c74d-dot::before {
  content: "";
  width: 18px;
  height: 5px;
  border-radius: 3px;
  border: 1px solid var(--surface2c74d-ghost);
  background: rgba(238, 238, 238, 0.35);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.surface2c74d-dot--on::before {
  background: var(--surface2c74d-brass);
  border-color: var(--surface2c74d-brass);
}

.surface2c74d-hero__cta {
  display: flex;
  gap: 10px;
  margin: 12px 0 0;
}

.surface2c74d-hero__cta .surface2c74d-btn {
  flex: 1 1 50%;
}

/* --------------------------------------------------------------------------
   9. Intro plate - H1 and fact chips
   -------------------------------------------------------------------------- */
.surface2c74d-intro {
  border: 1px solid var(--surface2c74d-line);
  border-left: 3px solid var(--surface2c74d-brass);
  border-radius: var(--surface2c74d-radius);
  background: linear-gradient(
    180deg,
    var(--surface2c74d-ink-2),
    var(--surface2c74d-ink)
  );
  padding: 16px 14px 8px;
}

.surface2c74d-intro h1 {
  font-size: 21px;
  margin-bottom: 10px;
}

.surface2c74d-chips {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 12px 0 8px;
}

.surface2c74d-chip {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 10px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius-sm);
  background: rgba(238, 238, 238, 0.03);
}

.surface2c74d-chip b {
  font-family: var(--surface2c74d-font-head);
  font-size: 15px;
  color: var(--surface2c74d-brass-2);
}

.surface2c74d-chip span {
  font-size: 11px;
  color: var(--surface2c74d-muted);
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   10. Answer panel - direct answer module
   -------------------------------------------------------------------------- */
.surface2c74d-answer {
  border: 1px solid var(--surface2c74d-brass-line);
  border-radius: var(--surface2c74d-radius);
  background: var(--surface2c74d-brass-soft);
  padding: 14px;
}

.surface2c74d-answer__lead {
  font-family: var(--surface2c74d-font-head);
  font-size: 14.5px;
  font-weight: 700;
  color: var(--surface2c74d-ghost);
  margin-bottom: 8px;
}

/* --------------------------------------------------------------------------
   11. Game grids - pure image cards with short names below
   -------------------------------------------------------------------------- */
.surface2c74d-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px 8px;
  margin: 14px 0 6px;
}

@media (min-width: 390px) {
  .surface2c74d-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 12px 10px;
  }
}

.surface2c74d-game {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.surface2c74d-game__art {
  display: block;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius);
  background: var(--surface2c74d-ink-2);
  padding: 5px;
  transition: transform 0.16s ease, border-color 0.16s ease;
}

.surface2c74d-game__art img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: calc(var(--surface2c74d-radius) - 4px);
}

.surface2c74d-game:hover .surface2c74d-game__art {
  border-color: var(--surface2c74d-brass-line);
  transform: var(--surface2c74d-lift);
}

.surface2c74d-game:active .surface2c74d-game__art {
  transform: var(--surface2c74d-lift);
  border-color: var(--surface2c74d-brass);
}

.surface2c74d-game__name {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  min-height: 2.6em;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.3;
  text-align: center;
  color: var(--surface2c74d-mist);
  overflow-wrap: anywhere;
}

.surface2c74d-game:hover .surface2c74d-game__name {
  color: var(--surface2c74d-brass-2);
}

.surface2c74d-cathead-note {
  font-size: 12.5px;
  color: var(--surface2c74d-muted);
  margin: 0 0 2px;
}

/* --------------------------------------------------------------------------
   12. Step rail - step-progression info rhythm
   -------------------------------------------------------------------------- */
.surface2c74d-steps {
  list-style: none;
  margin: 14px 0 6px;
  padding: 0;
  counter-reset: surface2c74d-step;
}

.surface2c74d-step {
  position: relative;
  counter-increment: surface2c74d-step;
  padding: 0 0 16px 44px;
}

.surface2c74d-step::before {
  content: counter(surface2c74d-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--surface2c74d-brass-line);
  border-radius: var(--surface2c74d-radius-sm);
  background: var(--surface2c74d-brass-soft);
  color: var(--surface2c74d-brass-2);
  font-family: var(--surface2c74d-font-head);
  font-size: 12px;
  font-weight: 700;
}

.surface2c74d-step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 15px;
  top: 34px;
  bottom: 2px;
  width: 1px;
  background: var(--surface2c74d-line-strong);
}

.surface2c74d-step h3 {
  font-size: 14.5px;
  margin: 3px 0 4px;
}

.surface2c74d-step p {
  margin: 0;
  font-size: 13px;
  color: var(--surface2c74d-muted);
}

/* --------------------------------------------------------------------------
   13. Comparison rows - category fit guide
   -------------------------------------------------------------------------- */
.surface2c74d-fitrows {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 14px 0 6px;
}

.surface2c74d-fitrow {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius);
  background: var(--surface2c74d-ink-2);
}

.surface2c74d-fitrow__tag {
  font-family: var(--surface2c74d-font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--surface2c74d-brass-2);
  border-right: 1px solid var(--surface2c74d-line);
}

.surface2c74d-fitrow__body {
  font-size: 12.5px;
  color: var(--surface2c74d-muted);
}

.surface2c74d-fitrow__body b {
  color: var(--surface2c74d-mist);
}

/* --------------------------------------------------------------------------
   14. Winners feed - club moments
   -------------------------------------------------------------------------- */
.surface2c74d-feed {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 14px 0 6px;
}

.surface2c74d-feedrow {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius);
  background: rgba(238, 238, 238, 0.03);
}

.surface2c74d-feedrow__medal {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--surface2c74d-brass-line);
  border-radius: 50%;
  color: var(--surface2c74d-brass-2);
  font-family: var(--surface2c74d-font-head);
  font-size: 12px;
  font-weight: 700;
}

.surface2c74d-feedrow__text {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 12.5px;
  color: var(--surface2c74d-mist);
}

.surface2c74d-feedrow__text small {
  display: block;
  color: var(--surface2c74d-muted);
  font-size: 11px;
}

.surface2c74d-feedrow__time {
  flex: 0 0 auto;
  font-size: 10.5px;
  color: var(--surface2c74d-muted);
  border: 1px solid var(--surface2c74d-line);
  border-radius: 999px;
  padding: 2px 8px;
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   15. Term rows
   -------------------------------------------------------------------------- */
.surface2c74d-terms {
  margin: 14px 0 6px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.surface2c74d-termrow {
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius);
  background: var(--surface2c74d-ink-2);
  padding: 10px 12px;
}

.surface2c74d-termrow dt {
  font-family: var(--surface2c74d-font-head);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--surface2c74d-brass-2);
  margin-bottom: 3px;
}

.surface2c74d-termrow dd {
  margin: 0;
  font-size: 12.5px;
  color: var(--surface2c74d-muted);
}

/* --------------------------------------------------------------------------
   16. CTA band
   -------------------------------------------------------------------------- */
.surface2c74d-band {
  margin: 18px 14px 6px;
  padding: 16px 14px;
  border: 1px solid var(--surface2c74d-brass-line);
  border-radius: var(--surface2c74d-radius-lg);
  background:
    linear-gradient(
      180deg,
      var(--surface2c74d-brass-soft),
      rgba(205, 133, 63, 0.05)
    );
}

.surface2c74d-band h2 {
  font-size: 18px;
  margin-bottom: 6px;
}

.surface2c74d-band p {
  font-size: 12.5px;
  color: var(--surface2c74d-muted);
  margin-bottom: 12px;
}

.surface2c74d-band__row {
  display: flex;
  gap: 10px;
}

.surface2c74d-band__row .surface2c74d-btn {
  flex: 1 1 50%;
}

/* --------------------------------------------------------------------------
   17. Extended homepage footer
   -------------------------------------------------------------------------- */
.surface2c74d-ext {
  margin-top: 22px;
  border-top: 1px solid var(--surface2c74d-line-strong);
  background: var(--surface2c74d-ink-2);
  padding: 18px 14px 6px;
}

.surface2c74d-ext__group {
  padding: 0 0 16px;
  margin: 0 0 16px;
  border-bottom: 1px solid var(--surface2c74d-line);
}

.surface2c74d-ext__group:last-child {
  border-bottom: 0;
}

.surface2c74d-ext__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--surface2c74d-font-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--surface2c74d-brass-2);
  margin-bottom: 8px;
}

.surface2c74d-ext__title::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: var(--surface2c74d-line);
}

.surface2c74d-ext__brand {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.surface2c74d-ext__brand img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--surface2c74d-brass-line);
  object-fit: cover;
  flex: 0 0 auto;
}

.surface2c74d-ext__brand p {
  margin: 0;
  font-size: 12.5px;
  color: var(--surface2c74d-muted);
}

.surface2c74d-promos {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.surface2c74d-promos .surface2c74d-btn {
  width: 100%;
  justify-content: flex-start;
  text-align: left;
  font-size: 13px;
}

.surface2c74d-directory {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.surface2c74d-directory h3 {
  font-size: 13px;
  margin: 0 0 4px;
  color: var(--surface2c74d-ghost);
}

.surface2c74d-directory ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.surface2c74d-directory li {
  min-width: 0;
}

.surface2c74d-directory a {
  display: block;
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius-sm);
  font-size: 12px;
  font-weight: 600;
  color: var(--surface2c74d-mist);
  transition: border-color 0.16s ease, color 0.16s ease;
}

.surface2c74d-directory a::before {
  content: "";
  flex: 0 0 auto;
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: var(--surface2c74d-brass-line);
}

.surface2c74d-directory a:hover {
  border-color: var(--surface2c74d-brass-line);
  color: var(--surface2c74d-brass-2);
}

.surface2c74d-disclaimer {
  font-size: 11.5px;
  line-height: 1.65;
  color: var(--surface2c74d-muted);
  border: 1px dashed var(--surface2c74d-line-strong);
  border-radius: var(--surface2c74d-radius);
  padding: 12px;
}

/* --------------------------------------------------------------------------
   18. Common footer - copyright line
   -------------------------------------------------------------------------- */
.surface2c74d-footer {
  padding: 14px 12px 10px;
  border-top: 1px solid var(--surface2c74d-line);
  text-align: center;
  font-size: 11.5px;
  color: var(--surface2c74d-muted);
}

/* --------------------------------------------------------------------------
   19. Mobile bottom dock - outlined function bar, 5 roles
   -------------------------------------------------------------------------- */
.surface2c74d-dock {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 70;
  max-width: 430px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  min-height: var(--surface2c74d-dock-h);
  padding: 4px 0 calc(4px + env(safe-area-inset-bottom, 0px));
  background: rgba(10, 16, 25, 0.97);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--surface2c74d-line-strong);
}

.surface2c74d-dock__item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-height: 56px;
  padding: 4px 2px;
  color: var(--surface2c74d-muted);
  font-size: 10px;
  font-weight: 600;
  transition: color 0.16s ease, transform 0.16s ease;
}

.surface2c74d-dock__item + .surface2c74d-dock__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: var(--surface2c74d-line);
}

.surface2c74d-dock__item svg {
  width: 22px;
  height: 22px;
  transition: transform 0.16s ease, color 0.16s ease;
}

.surface2c74d-dock__item:hover {
  color: var(--surface2c74d-mist);
}

.surface2c74d-dock__item:active {
  transform: var(--surface2c74d-lift);
}

.surface2c74d-dock__item:active svg {
  transform: scale(0.94);
}

/* Active state: top indicator line + brass tone */
.surface2c74d-dock__item--on {
  color: var(--surface2c74d-brass-2);
  box-shadow: inset 0 2px 0 0 var(--surface2c74d-brass);
}

/* Promo role emphasis: small brass dot on the icon */
.surface2c74d-dock__item--promo svg {
  color: var(--surface2c74d-brass-2);
}

/* --------------------------------------------------------------------------
   20. Motion preferences and wide-canvas polish
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (min-width: 375px) {
  .surface2c74d-section {
    padding-left: 16px;
    padding-right: 16px;
  }

  .surface2c74d-intro h1 {
    font-size: 22px;
  }

  .surface2c74d-h2 {
    font-size: 20.5px;
  }

  .surface2c74d-band {
    margin-left: 16px;
    margin-right: 16px;
  }
}

@media (min-width: 430px) {
  .surface2c74d-intro h1 {
    font-size: 23px;
  }

  .surface2c74d-h2 {
    font-size: 21px;
  }

  .surface2c74d-promos {
    grid-template-columns: 1fr 1fr;
  }

  .surface2c74d-promos .surface2c74d-btn:first-child {
    grid-column: 1 / -1;
  }
}

/* --------------------------------------------------------------------------
   21. Help pages - two related but distinct reading patterns
   -------------------------------------------------------------------------- */
.surface2c74d-help-hero {
  margin: 14px 14px 0;
  padding: 18px 15px 16px;
  border: 1px solid var(--surface2c74d-line-strong);
  border-radius: var(--surface2c74d-radius-lg);
  background:
    radial-gradient(circle at 90% 0%, rgba(205, 133, 63, 0.22), transparent 45%),
    linear-gradient(145deg, var(--surface2c74d-ink-2), var(--surface2c74d-ink));
}

.surface2c74d-help-hero__kicker {
  margin: 0 0 8px;
  color: var(--surface2c74d-brass-2);
  font-family: var(--surface2c74d-font-head);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.surface2c74d-help-hero h1 {
  font-size: 22px;
  margin-bottom: 9px;
}

.surface2c74d-help-hero p {
  color: var(--surface2c74d-muted);
}

.surface2c74d-help-hero__actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

.surface2c74d-help-hero__actions .surface2c74d-btn {
  flex: 1 1 50%;
}

.surface2c74d-help-panel {
  margin: 18px 14px 0;
  padding: 16px 14px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius);
  background: var(--surface2c74d-ink-2);
}

.surface2c74d-help-panel h2 {
  font-size: 18px;
  margin-bottom: 8px;
}

.surface2c74d-help-panel h3 {
  font-size: 14px;
  margin: 0 0 4px;
}

.surface2c74d-help-panel p,
.surface2c74d-help-panel li {
  color: var(--surface2c74d-muted);
  font-size: 13px;
}

.surface2c74d-help-panel a {
  color: var(--surface2c74d-brass-2);
  border-bottom: 1px solid var(--surface2c74d-brass-line);
  font-weight: 600;
}

.surface2c74d-help-panel__intro {
  color: var(--surface2c74d-mist) !important;
  font-size: 13.5px !important;
}

.surface2c74d-help-checklist {
  display: grid;
  gap: 8px;
  margin: 13px 0 0;
  padding: 0;
  list-style: none;
}

.surface2c74d-help-check {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 9px;
  align-items: start;
  padding: 9px 10px;
  border-left: 2px solid var(--surface2c74d-brass);
  background: rgba(238, 238, 238, 0.035);
}

.surface2c74d-help-check::before {
  content: "OK";
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  border: 1px solid var(--surface2c74d-brass-line);
  border-radius: 5px;
  color: var(--surface2c74d-brass-2);
  font-size: 10px;
  font-weight: 700;
}

.surface2c74d-help-check strong {
  display: block;
  margin-bottom: 2px;
  color: var(--surface2c74d-mist);
  font-size: 13px;
}

.surface2c74d-help-check span {
  display: block;
  color: var(--surface2c74d-muted);
  font-size: 12px;
  line-height: 1.5;
}

.surface2c74d-help-note {
  margin: 12px 0 0;
  padding: 11px 12px;
  border: 1px dashed var(--surface2c74d-brass-line);
  border-radius: var(--surface2c74d-radius-sm);
  color: var(--surface2c74d-mist) !important;
  background: var(--surface2c74d-brass-soft);
  font-size: 12.5px !important;
}

.surface2c74d-help-columns {
  display: grid;
  gap: 9px;
  margin-top: 13px;
}

.surface2c74d-help-column {
  padding: 11px 12px;
  border-top: 2px solid var(--surface2c74d-brass-line);
  background: rgba(238, 238, 238, 0.035);
}

.surface2c74d-help-column p {
  margin-bottom: 0;
  font-size: 12.5px;
}

.surface2c74d-help-faq {
  margin: 18px 14px 0;
  padding: 15px 14px 4px;
  border-top: 1px solid var(--surface2c74d-brass-line);
  border-bottom: 1px solid var(--surface2c74d-line);
}

.surface2c74d-help-faq h2 {
  font-size: 18px;
  margin-bottom: 10px;
}

.surface2c74d-help-question {
  padding: 10px 0 11px;
  border-bottom: 1px solid var(--surface2c74d-line);
}

.surface2c74d-help-question:last-child {
  border-bottom: 0;
}

.surface2c74d-help-question h3 {
  font-size: 14px;
  margin-bottom: 4px;
}

.surface2c74d-help-question p {
  margin: 0;
  color: var(--surface2c74d-muted);
  font-size: 12.5px;
}

.surface2c74d-help-rail {
  display: grid;
  gap: 0;
  margin: 13px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: surface2c74d-rail;
}

.surface2c74d-help-rail li {
  position: relative;
  counter-increment: surface2c74d-rail;
  padding: 0 0 15px 42px;
  color: var(--surface2c74d-muted);
  font-size: 13px;
}

.surface2c74d-help-rail li::before {
  content: counter(surface2c74d-rail, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--surface2c74d-brass);
  color: #1B1206;
  font-size: 11px;
  font-weight: 800;
}

.surface2c74d-help-rail li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 31px;
  bottom: 3px;
  width: 1px;
  background: var(--surface2c74d-line-strong);
}

.surface2c74d-help-rail strong {
  display: block;
  margin-bottom: 2px;
  color: var(--surface2c74d-mist);
}

.surface2c74d-help-table-wrap {
  overflow-x: auto;
  margin-top: 13px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius-sm);
}

.surface2c74d-help-table {
  width: 100%;
  min-width: 360px;
  border-collapse: collapse;
  font-size: 12px;
}

.surface2c74d-help-table th,
.surface2c74d-help-table td {
  padding: 9px 8px;
  border-bottom: 1px solid var(--surface2c74d-line);
  text-align: left;
  vertical-align: top;
}

.surface2c74d-help-table th {
  color: var(--surface2c74d-brass-2);
  background: rgba(205, 133, 63, 0.1);
  font-family: var(--surface2c74d-font-head);
}

.surface2c74d-help-table td {
  color: var(--surface2c74d-muted);
}

.surface2c74d-help-table tr:last-child td {
  border-bottom: 0;
}

.surface2c74d-about-banner {
  margin: 14px 14px 0;
  padding: 14px;
  border-left: 4px solid var(--surface2c74d-brass);
  border-radius: var(--surface2c74d-radius);
  background: linear-gradient(90deg, var(--surface2c74d-ink-2), rgba(205, 133, 63, 0.12));
}

.surface2c74d-about-banner h1 {
  font-size: 22px;
  margin-bottom: 7px;
}

.surface2c74d-about-banner p {
  margin: 0;
  color: var(--surface2c74d-muted);
  font-size: 13.5px;
}

.surface2c74d-about-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}

.surface2c74d-about-fact {
  padding: 10px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius-sm);
  background: rgba(238, 238, 238, 0.035);
}

.surface2c74d-about-fact b {
  display: block;
  color: var(--surface2c74d-brass-2);
  font-family: var(--surface2c74d-font-head);
  font-size: 13px;
}

.surface2c74d-about-fact span {
  display: block;
  margin-top: 2px;
  color: var(--surface2c74d-muted);
  font-size: 11.5px;
  line-height: 1.4;
}

.surface2c74d-about-map {
  display: grid;
  gap: 8px;
  margin-top: 13px;
}

.surface2c74d-about-map__row {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 10px;
  padding: 9px 10px;
  border-bottom: 1px solid var(--surface2c74d-line);
}

.surface2c74d-about-map__row:last-child {
  border-bottom: 0;
}

.surface2c74d-about-map__label {
  color: var(--surface2c74d-brass-2);
  font-family: var(--surface2c74d-font-head);
  font-size: 12px;
  font-weight: 700;
}

.surface2c74d-about-map__body {
  color: var(--surface2c74d-muted);
  font-size: 12.5px;
}

.surface2c74d-about-terms {
  display: grid;
  gap: 8px;
  margin-top: 13px;
}

.surface2c74d-about-term {
  padding: 10px 11px;
  border: 1px solid var(--surface2c74d-line);
  border-radius: var(--surface2c74d-radius-sm);
  background: rgba(238, 238, 238, 0.025);
}

.surface2c74d-about-term h3 {
  color: var(--surface2c74d-brass-2);
}

.surface2c74d-about-term p {
  margin: 0;
  font-size: 12.5px;
}

@media (min-width: 375px) {
  .surface2c74d-help-hero,
  .surface2c74d-about-banner {
    margin-left: 16px;
    margin-right: 16px;
  }

  .surface2c74d-help-panel,
  .surface2c74d-help-faq {
    margin-left: 16px;
    margin-right: 16px;
  }

  .surface2c74d-help-columns {
    grid-template-columns: 1fr 1fr;
  }
}