/* ==========================================================================
   jetta-7.click  --  mobile canvas stylesheet
   file   : css/adaptive-80fbf3-canvas.css
   prefix : shellbf3df-
   canvas : 320-430px phone layout, centered phone frame on wide screens
   note   : dark #262626 base, light text, mint #E8F5E8 accent,
            low-radius sectioned blocks, square high-contrast CTAs,
            floating docked bottom bar, full-height slide-in menu layer
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. tokens
   -------------------------------------------------------------------------- */
:root {
  --shellbf3df-c-ink:        #262626; /* base dark canvas */
  --shellbf3df-c-ink-deep:   #1f1f1f; /* derived: raised dark panel */
  --shellbf3df-c-ink-soft:   #2e2e2e; /* derived: soft dark surface */
  --shellbf3df-c-line:       #3c3c3c; /* derived: hairline */
  --shellbf3df-c-paper:      #FAFAFA; /* main light text */
  --shellbf3df-c-mist:       #BDC3C7; /* secondary text / icon tone 1 */
  --shellbf3df-c-silver:     #D3D3D3; /* bright body text */
  --shellbf3df-c-smoke:      #DCDCDC; /* soft separators / tone 2 */
  --shellbf3df-c-mint:       #E8F5E8; /* accent: active / focus / CTA */
  --shellbf3df-c-mint-deep:  #cfe6cf; /* derived: pressed accent */

  --shellbf3df-font-round: "Baloo Da 2", "Hind Siliguri", "Noto Sans Bengali",
                           "SolaimanLipi", system-ui, sans-serif;
  --shellbf3df-font-body:  "Noto Sans Bengali", "Hind Siliguri", "SolaimanLipi",
                           system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --shellbf3df-r-block: 3px;   /* low radius for sectioned blocks */
  --shellbf3df-r-chip:  3px;
  --shellbf3df-r-dock:  8px;

  --shellbf3df-topbar-h: 96px; /* brand row + category tab strip */
  --shellbf3df-dock-h:   62px;
}

/* --------------------------------------------------------------------------
   2. base + phone canvas
   -------------------------------------------------------------------------- */
* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--shellbf3df-c-ink);
  color: var(--shellbf3df-c-silver);
  font-family: var(--shellbf3df-font-body);
  font-size: 14px;
  line-height: 1.62;
  letter-spacing: 0;
  overflow-x: hidden;
}

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

a { color: var(--shellbf3df-c-mist); }
a:hover { color: var(--shellbf3df-c-mint); }

:focus-visible {
  outline: 2px solid var(--shellbf3df-c-mint);
  outline-offset: 2px;
  border-radius: 2px;
}

::selection {
  background: var(--shellbf3df-c-mint);
  color: var(--shellbf3df-c-ink);
}

.shellbf3df-page {
  position: relative;
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--shellbf3df-c-ink);
}

.shellbf3df-skip {
  position: absolute;
  left: 8px;
  top: -48px;
  z-index: 90;
  background: var(--shellbf3df-c-mint);
  color: var(--shellbf3df-c-ink);
  font-weight: 700;
  padding: 10px 14px;
  border-radius: var(--shellbf3df-r-block);
  text-decoration: none;
  transition: top 0.25s ease;
}
.shellbf3df-skip:focus { top: 8px; }

/* --------------------------------------------------------------------------
   3. topbar -- tab-style top bar (brand row + category strip)
   -------------------------------------------------------------------------- */
.shellbf3df-topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--shellbf3df-c-ink-deep);
  border-bottom: 1px solid var(--shellbf3df-c-line);
}

.shellbf3df-topbar-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 58px;
  padding: 8px 10px 6px;
}

.shellbf3df-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--shellbf3df-c-paper);
  margin-right: auto;
  min-width: 0;
}

.shellbf3df-brand-logo {
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  border-radius: var(--shellbf3df-r-block);
  border: 1px solid var(--shellbf3df-c-line);
  object-fit: cover;
  background: var(--shellbf3df-c-ink-soft);
}

.shellbf3df-brand-name {
  font-family: var(--shellbf3df-font-round);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.3px;
  line-height: 1.1;
  white-space: nowrap;
}
.shellbf3df-brand-name em {
  font-style: normal;
  color: var(--shellbf3df-c-mint);
}

.shellbf3df-topbar-acts {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

/* square, high-contrast buttons */
.shellbf3df-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 14px;
  font-family: var(--shellbf3df-font-body);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.25s ease, color 0.25s ease,
              border-color 0.25s ease, transform 0.15s ease;
}

.shellbf3df-btn-primary {
  background: var(--shellbf3df-c-mint);
  color: var(--shellbf3df-c-ink);
}
.shellbf3df-btn-primary:active {
  background: var(--shellbf3df-c-mint-deep);
  transform: scale(0.98);
}

.shellbf3df-btn-ghost {
  background: transparent;
  color: var(--shellbf3df-c-silver);
  border-color: var(--shellbf3df-c-mist);
}
.shellbf3df-btn-ghost:active {
  color: var(--shellbf3df-c-mint);
  border-color: var(--shellbf3df-c-mint);
}

.shellbf3df-menu-btn {
  width: 44px;
  height: 44px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: 2px;
  color: var(--shellbf3df-c-silver);
  cursor: pointer;
  transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}
.shellbf3df-menu-btn:hover,
.shellbf3df-menu-btn[aria-expanded="true"] {
  color: var(--shellbf3df-c-mint);
  border-color: var(--shellbf3df-c-mint);
}

/* category tab strip under the brand row */
.shellbf3df-cattabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 4px 10px 8px;
  scrollbar-width: none;
}
.shellbf3df-cattabs::-webkit-scrollbar { display: none; }

.shellbf3df-cattab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 13px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--shellbf3df-c-mist);
  text-decoration: none;
  background: var(--shellbf3df-c-ink);
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: var(--shellbf3df-r-chip);
  white-space: nowrap;
  transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
}
.shellbf3df-cattab:hover { color: var(--shellbf3df-c-paper); }

/* active state = background support block */
.shellbf3df-cattab-on,
.shellbf3df-cattab[aria-current="true"] {
  background: var(--shellbf3df-c-mint);
  border-color: var(--shellbf3df-c-mint);
  color: var(--shellbf3df-c-ink);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   4. full-height menu layer
   -------------------------------------------------------------------------- */
.shellbf3df-veil {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.58);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 60;
}
.shellbf3df-veil-show { opacity: 1; pointer-events: auto; }

.shellbf3df-menu {
  position: fixed;
  top: 0;
  right: 0;
  height: 100dvh;
  width: min(84%, 318px);
  background: var(--shellbf3df-c-ink-deep);
  border-left: 1px solid var(--shellbf3df-c-line);
  z-index: 61;
  overflow-y: auto;
  padding: 16px 14px calc(var(--shellbf3df-dock-h) + 24px);
  transform: translateX(103%);
  transition: transform 0.28s ease;
}
.shellbf3df-menu-show { transform: none; }

.shellbf3df-menu-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--shellbf3df-c-line);
  margin-bottom: 12px;
}
.shellbf3df-menu-head img {
  width: 28px;
  height: 28px;
  border-radius: var(--shellbf3df-r-block);
  border: 1px solid var(--shellbf3df-c-line);
}
.shellbf3df-menu-title {
  font-family: var(--shellbf3df-font-round);
  font-size: 16px;
  font-weight: 800;
  color: var(--shellbf3df-c-paper);
}

.shellbf3df-menu-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--shellbf3df-c-mint);
  margin: 14px 0 6px 2px;
}

.shellbf3df-menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.shellbf3df-menu-link {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  padding: 10px 10px;
  color: var(--shellbf3df-c-silver);
  text-decoration: none;
  font-size: 13.5px;
  border: 1px solid transparent;
  border-radius: var(--shellbf3df-r-chip);
  transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.shellbf3df-menu-link:hover {
  color: var(--shellbf3df-c-paper);
  background: var(--shellbf3df-c-ink-soft);
}
.shellbf3df-menu-link-on {
  background: var(--shellbf3df-c-mint);
  color: var(--shellbf3df-c-ink);
  font-weight: 700;
}

.shellbf3df-menu-promos {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--shellbf3df-c-line);
  display: grid;
  gap: 8px;
}

/* --------------------------------------------------------------------------
   5. hero
   -------------------------------------------------------------------------- */
.shellbf3df-main { padding-bottom: calc(var(--shellbf3df-dock-h) + 44px); }

.shellbf3df-hero {
  padding: 18px 12px 14px;
  background:
    linear-gradient(180deg, rgba(232, 245, 232, 0.07), rgba(38, 38, 38, 0) 78%),
    var(--shellbf3df-c-ink);
  border-bottom: 1px solid var(--shellbf3df-c-line);
}

.shellbf3df-hero-kicker {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.6px;
  color: var(--shellbf3df-c-mint);
  border: 1px solid var(--shellbf3df-c-mint);
  border-radius: var(--shellbf3df-r-chip);
  padding: 4px 8px;
  margin-bottom: 10px;
}

.shellbf3df-hero h1 {
  font-family: var(--shellbf3df-font-round);
  font-size: 24px;
  line-height: 1.28;
  font-weight: 800;
  color: var(--shellbf3df-c-paper);
  margin: 0 0 10px;
  overflow-wrap: break-word;
}

.shellbf3df-hero-lead {
  margin: 0 0 14px;
  font-size: 13.5px;
  color: var(--shellbf3df-c-silver);
}

.shellbf3df-hero-cta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.shellbf3df-hero-more {
  display: inline-flex;
  align-items: center;
  color: var(--shellbf3df-c-mint);
  font-weight: 700;
  font-size: 12.5px;
  text-decoration: none;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px dashed var(--shellbf3df-c-line);
  border-radius: 2px;
}

/* --------------------------------------------------------------------------
   6. banner slider
   -------------------------------------------------------------------------- */
.shellbf3df-slider {
  padding: 14px 0 4px;
  background: var(--shellbf3df-c-ink);
}

.shellbf3df-rail {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.shellbf3df-rail::-webkit-scrollbar { display: none; }

.shellbf3df-slide {
  position: relative;
  flex: 0 0 100%;
  scroll-snap-align: center;
  display: block;
  text-decoration: none;
}

.shellbf3df-slide img {
  width: 100%;
  aspect-ratio: 640 / 264;
  object-fit: cover;
  border-top: 1px solid var(--shellbf3df-c-line);
  border-bottom: 1px solid var(--shellbf3df-c-line);
}

.shellbf3df-slide-tag {
  position: absolute;
  left: 10px;
  bottom: 10px;
  max-width: calc(100% - 20px);
  background: rgba(31, 31, 31, 0.88);
  border-left: 3px solid var(--shellbf3df-c-mint);
  color: var(--shellbf3df-c-paper);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.35;
  padding: 7px 10px;
  border-radius: var(--shellbf3df-r-chip);
}

.shellbf3df-dots {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding: 10px 0 4px;
}

.shellbf3df-dot {
  width: 22px;
  height: 22px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 0;
  cursor: pointer;
}
.shellbf3df-dot::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--shellbf3df-c-line);
  transition: background-color 0.25s ease, transform 0.25s ease;
}
.shellbf3df-dot-on::after,
.shellbf3df-dot[aria-current="true"]::after {
  background: var(--shellbf3df-c-mint);
  transform: scale(1.25);
}

/* --------------------------------------------------------------------------
   7. section bands + game grid
   -------------------------------------------------------------------------- */
.shellbf3df-band {
  margin: 14px 10px;
  background: var(--shellbf3df-c-ink-deep);
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: var(--shellbf3df-r-block);
  padding: 12px 10px 14px;
}

.shellbf3df-band-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0 0 8px;
}

.shellbf3df-band-head h2 {
  font-family: var(--shellbf3df-font-round);
  font-size: 17px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--shellbf3df-c-paper);
  margin: 0;
  flex: 1 1 auto;
  overflow-wrap: break-word;
}

.shellbf3df-band-mark {
  flex: 0 0 4px;
  width: 4px;
  align-self: stretch;
  background: var(--shellbf3df-c-mint);
  border-radius: 1px;
}

.shellbf3df-band-count {
  flex: 0 0 auto;
  font-size: 11px;
  font-weight: 700;
  color: var(--shellbf3df-c-mint);
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: var(--shellbf3df-r-chip);
  padding: 3px 7px;
  white-space: nowrap;
}

.shellbf3df-band-intro {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--shellbf3df-c-mist);
}

/* game grid: 4 columns on 320-399px, 5 columns from 400px */
.shellbf3df-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px 6px;
}

.shellbf3df-tile {
  display: flex;
  flex-direction: column;
  gap: 5px;
  text-decoration: none;
  border-radius: var(--shellbf3df-r-chip);
  transition: background-color 0.25s ease;
}

.shellbf3df-tile-frame {
  display: block;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: 4px;
  overflow: hidden;
  background: var(--shellbf3df-c-ink-soft);
  transition: border-color 0.25s ease;
}
.shellbf3df-tile-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shellbf3df-tile:active .shellbf3df-tile-frame {
  border-color: var(--shellbf3df-c-mint);
}

.shellbf3df-tile-name {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 11px;
  line-height: 1.35;
  text-align: center;
  color: var(--shellbf3df-c-silver);
  min-height: 2.7em;
  overflow-wrap: break-word;
}

.shellbf3df-tile:hover .shellbf3df-tile-name { color: var(--shellbf3df-c-paper); }

/* --------------------------------------------------------------------------
   8. text modules (answer, steps, checklist, guide, faq, cta)
   -------------------------------------------------------------------------- */
.shellbf3df-lead {
  margin: 0 0 10px;
  font-size: 13.5px;
  color: var(--shellbf3df-c-silver);
}

.shellbf3df-lead strong { color: var(--shellbf3df-c-paper); }

.shellbf3df-p {
  margin: 0 0 9px;
  font-size: 13px;
  color: var(--shellbf3df-c-mist);
  overflow-wrap: break-word;
}
.shellbf3df-p:last-child { margin-bottom: 0; }
.shellbf3df-p a {
  color: var(--shellbf3df-c-mint);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px dotted var(--shellbf3df-c-mint);
}

.shellbf3df-steps {
  list-style: none;
  counter-reset: shellbf3dfstep;
  margin: 10px 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.shellbf3df-steps li {
  counter-increment: shellbf3dfstep;
  position: relative;
  padding: 9px 10px 9px 40px;
  background: var(--shellbf3df-c-ink);
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: var(--shellbf3df-r-chip);
  font-size: 12.5px;
  color: var(--shellbf3df-c-silver);
}
.shellbf3df-steps li::before {
  content: counter(shellbf3dfstep);
  position: absolute;
  left: 9px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--shellbf3df-font-round);
  font-size: 12px;
  font-weight: 800;
  color: var(--shellbf3df-c-ink);
  background: var(--shellbf3df-c-mint);
  border-radius: 50%;
}

.shellbf3df-notes {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.shellbf3df-notes li {
  position: relative;
  padding-left: 16px;
  font-size: 12.5px;
  color: var(--shellbf3df-c-mist);
}
.shellbf3df-notes li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: var(--shellbf3df-c-mint);
}

.shellbf3df-checklist {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.shellbf3df-checklist li {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  padding: 9px 10px;
  background: var(--shellbf3df-c-ink);
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: var(--shellbf3df-r-chip);
  font-size: 12.5px;
  color: var(--shellbf3df-c-silver);
}
.shellbf3df-checklist li::before {
  content: "";
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
  margin-top: 3px;
  border: 2px solid var(--shellbf3df-c-mint);
  border-radius: 2px;
}

/* faq accordion via native details */
.shellbf3df-qa {
  background: var(--shellbf3df-c-ink);
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: var(--shellbf3df-r-block);
  margin-bottom: 8px;
  overflow: hidden;
}
.shellbf3df-qa summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 46px;
  padding: 11px 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--shellbf3df-c-paper);
  transition: color 0.25s ease, background-color 0.25s ease;
}
.shellbf3df-qa summary::-webkit-details-marker { display: none; }
.shellbf3df-qa summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--shellbf3df-font-round);
  font-size: 16px;
  font-weight: 800;
  color: var(--shellbf3df-c-mint);
  transition: transform 0.25s ease;
}
.shellbf3df-qa[open] summary::after { transform: rotate(45deg); }
.shellbf3df-qa[open] summary {
  color: var(--shellbf3df-c-mint);
  background: var(--shellbf3df-c-ink-soft);
}
.shellbf3df-qa-body {
  padding: 0 12px 12px;
  font-size: 12.5px;
  color: var(--shellbf3df-c-mist);
}
.shellbf3df-qa-body a {
  color: var(--shellbf3df-c-mint);
  font-weight: 700;
  text-decoration: none;
}

/* decision-context CTA block */
.shellbf3df-cta {
  background:
    linear-gradient(135deg, rgba(232, 245, 232, 0.10), rgba(232, 245, 232, 0.02)),
    var(--shellbf3df-c-ink-deep);
}

.shellbf3df-cta-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.shellbf3df-cta-row .shellbf3df-btn { flex: 1 1 140px; }

.shellbf3df-cta-note {
  margin: 10px 0 0;
  font-size: 11.5px;
  color: var(--shellbf3df-c-mist);
  border-left: 3px solid var(--shellbf3df-c-line);
  padding-left: 9px;
}

/* --------------------------------------------------------------------------
   9. extended footer (promo actions > brand > directory > disclaimer)
   -------------------------------------------------------------------------- */
.shellbf3df-xfoot {
  margin: 16px 10px 10px;
  padding: 14px 11px;
  background: var(--shellbf3df-c-ink-deep);
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: var(--shellbf3df-r-block);
}

.shellbf3df-xfoot h2 {
  font-family: var(--shellbf3df-font-round);
  font-size: 16px;
  font-weight: 800;
  color: var(--shellbf3df-c-paper);
  margin: 0 0 10px;
  line-height: 1.35;
}

.shellbf3df-xfoot-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  color: var(--shellbf3df-c-mint);
  margin: 0 0 7px;
}

.shellbf3df-xfoot-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}

.shellbf3df-xfoot-action {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 9px 8px;
  font-size: 12.5px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  border-radius: 2px;
  border: 1px solid var(--shellbf3df-c-mint);
  color: var(--shellbf3df-c-mint);
  background: transparent;
  transition: background-color 0.25s ease, color 0.25s ease, transform 0.15s ease;
}
.shellbf3df-xfoot-action:active {
  background: var(--shellbf3df-c-mint);
  color: var(--shellbf3df-c-ink);
  transform: scale(0.98);
}
.shellbf3df-xfoot-action-solid {
  background: var(--shellbf3df-c-mint);
  color: var(--shellbf3df-c-ink);
}
.shellbf3df-xfoot-action-solid:active { background: var(--shellbf3df-c-mint-deep); }

.shellbf3df-xfoot-brand {
  font-size: 12.5px;
  color: var(--shellbf3df-c-mist);
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--shellbf3df-c-line);
}

.shellbf3df-xfoot-dir {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 12px;
}

.shellbf3df-xfoot-dir a {
  display: block;
  padding: 9px 9px;
  min-height: 44px;
  background: var(--shellbf3df-c-ink);
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: var(--shellbf3df-r-chip);
  text-decoration: none;
  font-size: 12px;
  line-height: 1.4;
  color: var(--shellbf3df-c-silver);
  transition: color 0.25s ease, border-color 0.25s ease;
}
.shellbf3df-xfoot-dir a:hover {
  color: var(--shellbf3df-c-mint);
  border-color: var(--shellbf3df-c-mint);
}
.shellbf3df-xfoot-dir a strong {
  display: block;
  color: var(--shellbf3df-c-paper);
  font-size: 12.5px;
}

.shellbf3df-xfoot-note {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--shellbf3df-c-line);
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--shellbf3df-c-mist);
}

/* --------------------------------------------------------------------------
   10. generic footer + floating docked bar
   -------------------------------------------------------------------------- */
.shellbf3df-foot {
  text-align: center;
  padding: 14px 14px 10px;
  border-top: 1px solid var(--shellbf3df-c-line);
  margin: 4px 10px 0;
}

.shellbf3df-foot-copy {
  font-size: 12px;
  font-weight: 700;
  color: var(--shellbf3df-c-silver);
  margin: 0 0 4px;
}
.shellbf3df-foot-sub {
  font-size: 11px;
  color: var(--shellbf3df-c-mist);
  margin: 0;
}

.shellbf3df-dock {
  position: sticky;
  bottom: 10px;
  z-index: 40;
  margin: 10px 10px 12px;
  min-height: var(--shellbf3df-dock-h);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
  background: var(--shellbf3df-c-ink-deep);
  border: 1px solid var(--shellbf3df-c-line);
  border-radius: var(--shellbf3df-r-dock);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.5);
  padding: 5px 4px;
}

.shellbf3df-dock-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-height: 52px;
  padding: 5px 2px;
  text-decoration: none;
  background: transparent;
  border: 0;
  border-radius: var(--shellbf3df-r-chip);
  color: var(--shellbf3df-c-mist);
  font-family: var(--shellbf3df-font-body);
  font-size: 10.5px;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  transition: background-color 0.25s ease, color 0.25s ease;
}
.shellbf3df-dock-item:hover { color: var(--shellbf3df-c-paper); }

.shellbf3df-dock-item svg {
  width: 23px;
  height: 23px;
  transition: transform 0.25s ease;
}
.shellbf3df-dock-item:active svg { transform: scale(0.9); }

/* active dock role = background support block */
.shellbf3df-dock-item-on {
  background: rgba(232, 245, 232, 0.16);
  color: var(--shellbf3df-c-mint);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   11. wide-screen framing (keep the centered phone canvas)
   -------------------------------------------------------------------------- */
@media (min-width: 375px) {
  .shellbf3df-hero h1 { font-size: 25px; }
  .shellbf3df-band-head h2 { font-size: 17.5px; }
}

@media (min-width: 400px) {
  .shellbf3df-grid { grid-template-columns: repeat(5, 1fr); gap: 10px 7px; }
  .shellbf3df-hero h1 { font-size: 26px; }
}

@media (min-width: 480px) {
  body { background: #171717; }
  .shellbf3df-page {
    box-shadow: 0 0 0 1px var(--shellbf3df-c-line), 0 22px 70px rgba(0, 0, 0, 0.55);
  }
  /* keep the slide-in menu attached to the phone canvas edge */
  .shellbf3df-menu { right: calc(50% - 215px); }
}

/* --------------------------------------------------------------------------
   12. reduced motion + print safety
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

@media print {
  .shellbf3df-topbar,
  .shellbf3df-dock,
  .shellbf3df-menu,
  .shellbf3df-veil { display: none !important; }
  body { background: #fff; color: #000; }
}