/* ==========================================================================
   BMW PGA Championship - visuals-adaptive stylesheet
   Class prefix .... surfacefedf4-
   Canvas .......... 320-430px mobile-first, centered as a phone frame on wide
                     screens (hard cap 430px so the layout never stretches)
   Palette ......... mint accents #00FF7F / #00FA9A / #90EE90 over a #0A0A0A
                     base with #4A4A4A structural grays
   Feel ............ near-square "tool" corners, grouped cover-card shelves,
                     compact metric-plus-explanation rhythm, segmented CTAs
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --surfacefedf4-bg: #0a0a0a;
  --surfacefedf4-bg-deep: #060606;
  --surfacefedf4-panel: #121212;
  --surfacefedf4-panel-2: #171717;
  --surfacefedf4-panel-3: #1d1d1d;
  --surfacefedf4-line: #262626;
  --surfacefedf4-line-strong: #383838;
  --surfacefedf4-gray: #4a4a4a;
  --surfacefedf4-ink: #f2f5f2;
  --surfacefedf4-ink-soft: rgba(242, 245, 242, 0.68);
  --surfacefedf4-ink-faint: rgba(242, 245, 242, 0.44);
  --surfacefedf4-mint: #00ff7f;
  --surfacefedf4-mint-2: #00fa9a;
  --surfacefedf4-mint-soft: #90ee90;
  --surfacefedf4-mint-ink: #04160d;
  --surfacefedf4-font-display: "Arial Black", "Segoe UI Black", "Helvetica Neue", Impact, sans-serif;
  --surfacefedf4-font-body: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --surfacefedf4-radius: 3px;
  --surfacefedf4-topbar-h: 57px;
  --surfacefedf4-dock-h: 58px;
  --surfacefedf4-glow: 0 0 14px rgba(0, 255, 127, 0.26);
  --surfacefedf4-glow-soft: 0 0 10px rgba(0, 250, 154, 0.18);
}

/* ---------- 2. Reset and base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--surfacefedf4-bg-deep);
  color: var(--surfacefedf4-ink);
  font-family: var(--surfacefedf4-font-body);
  font-size: 14px;
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}

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

a {
  color: var(--surfacefedf4-mint-soft);
  text-decoration: none;
}

a:hover {
  color: var(--surfacefedf4-mint);
}

button {
  font-family: inherit;
  cursor: pointer;
  -webkit-touch-action: manipulation;
  touch-action: manipulation;
}

h1, h2, h3, h4, p, ul, ol, figure {
  margin: 0;
}

ul, ol {
  padding: 0;
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--surfacefedf4-mint);
  outline-offset: 2px;
  border-radius: var(--surfacefedf4-radius);
}

/* ---------- 3. Phone canvas ---------- */
.surfacefedf4-shell {
  position: relative;
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  background: var(--surfacefedf4-bg);
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.65);
  overflow-x: clip;
}

.surfacefedf4-main {
  padding-top: calc(var(--surfacefedf4-topbar-h) + 8px);
  /* keep clear space for the fixed dock and the iOS home indicator */
  padding-bottom: calc(var(--surfacefedf4-dock-h) + env(safe-area-inset-bottom, 0px) + 18px);
}

/* ---------- 4. Top bar (edge-aligned functional header) ---------- */
.surfacefedf4-topbar {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  z-index: 70;
  background: rgba(10, 10, 10, 0.96);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-topbar-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: var(--surfacefedf4-topbar-h);
  padding: 9px 12px;
}

.surfacefedf4-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-right: auto;
  min-width: 0;
}

.surfacefedf4-brand-logo {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border: 1px solid var(--surfacefedf4-line-strong);
  border-radius: var(--surfacefedf4-radius);
  background: #0d0d0d;
}

.surfacefedf4-brand-name {
  display: block;
  font-family: var(--surfacefedf4-font-display);
  font-size: 12px;
  line-height: 1.18;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--surfacefedf4-ink);
  white-space: nowrap;
}

.surfacefedf4-brand-name small {
  display: block;
  font-family: var(--surfacefedf4-font-body);
  font-weight: 700;
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--surfacefedf4-mint);
}

/* Segmented Register / Login pair */
.surfacefedf4-seg {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--surfacefedf4-mint);
  border-radius: var(--surfacefedf4-radius);
  overflow: hidden;
}

.surfacefedf4-seg-btn {
  min-height: 36px;
  padding: 0 12px;
  border: 0;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  transition: box-shadow 0.15s ease, filter 0.15s ease;
}

.surfacefedf4-seg-btn-primary {
  background: var(--surfacefedf4-mint);
  color: var(--surfacefedf4-mint-ink);
}

.surfacefedf4-seg-btn-ghost {
  background: transparent;
  color: var(--surfacefedf4-mint);
  border-left: 1px solid rgba(0, 255, 127, 0.45);
}

.surfacefedf4-seg-btn:active {
  box-shadow: var(--surfacefedf4-glow);
  filter: brightness(1.08);
}

/* Compact route trigger */
.surfacefedf4-menu-btn {
  width: 38px;
  height: 36px;
  flex: 0 0 38px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: var(--surfacefedf4-panel-2);
  border: 1px solid var(--surfacefedf4-line-strong);
  border-radius: var(--surfacefedf4-radius);
}

.surfacefedf4-menu-btn span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--surfacefedf4-ink);
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.surfacefedf4-menu-btn[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.surfacefedf4-menu-btn[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.surfacefedf4-menu-btn[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Compact route panel */
.surfacefedf4-routes {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #0f0f0f;
  border-bottom: 1px solid var(--surfacefedf4-line-strong);
  box-shadow: 0 16px 26px rgba(0, 0, 0, 0.55);
}

.surfacefedf4-routes[hidden] {
  display: none;
}

.surfacefedf4-routes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.surfacefedf4-route {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 12px;
  border-top: 1px solid #1b1b1b;
  border-left: 1px solid #1b1b1b;
  font-size: 12.5px;
  color: var(--surfacefedf4-ink-soft);
  background: transparent;
}

.surfacefedf4-route:nth-child(-n + 2) {
  border-top: 0;
}

.surfacefedf4-route:nth-child(odd) {
  border-left: 0;
}

.surfacefedf4-route::before {
  content: "";
  width: 5px;
  height: 5px;
  flex: 0 0 5px;
  background: var(--surfacefedf4-gray);
  transition: background 0.15s ease;
}

.surfacefedf4-route:hover {
  color: var(--surfacefedf4-mint-soft);
}

.surfacefedf4-route:hover::before {
  background: var(--surfacefedf4-mint-2);
}

.surfacefedf4-route-is-here {
  color: var(--surfacefedf4-mint);
  background: rgba(0, 255, 127, 0.07);
}

.surfacefedf4-route-is-here::before {
  background: var(--surfacefedf4-mint);
}

/* ---------- 5. Hero ---------- */
.surfacefedf4-hero {
  padding: 6px 14px 4px;
}

.surfacefedf4-h1 {
  font-family: var(--surfacefedf4-font-display);
  font-size: clamp(21px, 6.4vw, 29px);
  line-height: 1.06;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--surfacefedf4-ink);
  text-wrap: balance;
}

.surfacefedf4-h1::after {
  content: "";
  display: block;
  width: 46px;
  height: 4px;
  margin-top: 9px;
  background: var(--surfacefedf4-mint);
  box-shadow: var(--surfacefedf4-glow-soft);
}

.surfacefedf4-hero-copy {
  margin-top: 10px;
  font-size: 13px;
  color: var(--surfacefedf4-ink-soft);
}

.surfacefedf4-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 13px;
  border: 1px solid var(--surfacefedf4-line);
  border-radius: var(--surfacefedf4-radius);
  background: var(--surfacefedf4-panel);
}

.surfacefedf4-stat {
  padding: 9px 6px 8px;
  text-align: center;
  border-left: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-stat:first-child {
  border-left: 0;
}

.surfacefedf4-stat b {
  display: block;
  font-family: var(--surfacefedf4-font-display);
  font-size: 17px;
  color: var(--surfacefedf4-mint);
  line-height: 1.1;
}

.surfacefedf4-stat span {
  display: block;
  margin-top: 2px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--surfacefedf4-ink-faint);
}

/* ---------- 6. Promo carousel ---------- */
.surfacefedf4-carousel {
  position: relative;
  margin: 14px 14px 0;
}

.surfacefedf4-slide {
  position: relative;
  display: block;
  border: 1px solid var(--surfacefedf4-line);
  border-radius: var(--surfacefedf4-radius);
  overflow: hidden;
  background: var(--surfacefedf4-panel);
}

.surfacefedf4-slide[hidden] {
  display: none;
}

.surfacefedf4-slide-img {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.surfacefedf4-slide-note {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 22px 10px 9px;
  background: linear-gradient(180deg, rgba(6, 6, 6, 0) 0%, rgba(6, 6, 6, 0.92) 78%);
}

.surfacefedf4-slide-note p {
  flex: 1;
  min-width: 0;
  font-size: 11.5px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--surfacefedf4-ink);
}

.surfacefedf4-slide-chip {
  flex: 0 0 auto;
  min-height: 28px;
  padding: 5px 10px;
  background: var(--surfacefedf4-mint);
  color: var(--surfacefedf4-mint-ink);
  border-radius: var(--surfacefedf4-radius);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.surfacefedf4-dots {
  position: absolute;
  right: 10px;
  top: 8px;
  display: flex;
  gap: 5px;
}

.surfacefedf4-dot {
  width: 24px;
  height: 16px;
  padding: 0;
  background: transparent;
  border: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.surfacefedf4-dot i {
  display: block;
  width: 16px;
  height: 4px;
  background: rgba(242, 245, 242, 0.35);
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.surfacefedf4-dot-is-on i {
  background: var(--surfacefedf4-mint);
  box-shadow: var(--surfacefedf4-glow);
}

/* ---------- 7. Section rhythm ---------- */
.surfacefedf4-band {
  padding: 20px 14px 2px;
}

.surfacefedf4-kicker {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--surfacefedf4-mint-2);
}

.surfacefedf4-kicker::before {
  content: "";
  width: 14px;
  height: 3px;
  background: var(--surfacefedf4-mint-2);
}

.surfacefedf4-h2 {
  margin-top: 7px;
  font-family: var(--surfacefedf4-font-display);
  font-size: clamp(17px, 4.8vw, 21px);
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--surfacefedf4-ink);
}

.surfacefedf4-lead {
  margin-top: 9px;
  font-size: 13px;
  color: var(--surfacefedf4-ink-soft);
}

.surfacefedf4-lead a,
.surfacefedf4-prose a {
  color: var(--surfacefedf4-mint-soft);
  border-bottom: 1px dotted rgba(144, 238, 144, 0.55);
  padding-bottom: 1px;
}

/* ---------- 8. Game shelves (grouped cover cards) ---------- */
.surfacefedf4-shelf {
  margin-top: 18px;
}

.surfacefedf4-shelf-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: var(--surfacefedf4-panel);
  border-left: 3px solid var(--surfacefedf4-mint);
  border-radius: var(--surfacefedf4-radius);
}

.surfacefedf4-shelf-title {
  font-family: var(--surfacefedf4-font-display);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--surfacefedf4-ink);
}

.surfacefedf4-shelf-count {
  margin-left: auto;
  flex: 0 0 auto;
  padding: 2px 7px;
  border: 1px solid var(--surfacefedf4-line-strong);
  border-radius: var(--surfacefedf4-radius);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--surfacefedf4-mint-soft);
  background: #0d0d0d;
}

.surfacefedf4-shelf-note {
  margin: 8px 2px 10px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--surfacefedf4-ink-faint);
}

.surfacefedf4-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px 6px;
}

@media (min-width: 375px) {
  .surfacefedf4-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px 7px;
  }
}

.surfacefedf4-tile {
  display: block;
  padding: 5px 4px 6px;
  text-align: center;
  background: #101010;
  border: 1px solid #1f1f1f;
  border-radius: var(--surfacefedf4-radius);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.surfacefedf4-tile img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 2px;
  background: #0c0c0c;
}

.surfacefedf4-tile-name {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  margin-top: 5px;
  min-height: 26px;
  font-size: 10.5px;
  line-height: 1.24;
  color: #ccd4cd;
  word-break: break-word;
}

.surfacefedf4-tile:hover,
.surfacefedf4-tile:active {
  border-color: var(--surfacefedf4-mint-2);
  box-shadow: var(--surfacefedf4-glow-soft);
}

/* ---------- 9. Deal rows (compact metric + explanation) ---------- */
.surfacefedf4-deals {
  margin-top: 13px;
  border: 1px solid var(--surfacefedf4-line);
  border-radius: var(--surfacefedf4-radius);
  background: var(--surfacefedf4-panel);
}

.surfacefedf4-deal {
  display: grid;
  grid-template-columns: 66px minmax(0, 1fr);
  gap: 11px;
  padding: 12px;
  border-top: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-deal:first-child {
  border-top: 0;
}

.surfacefedf4-deal-metric {
  font-family: var(--surfacefedf4-font-display);
  font-size: 19px;
  line-height: 1.05;
  color: var(--surfacefedf4-mint);
  text-align: center;
  padding-top: 2px;
}

.surfacefedf4-deal-metric small {
  display: block;
  margin-top: 3px;
  font-family: var(--surfacefedf4-font-body);
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--surfacefedf4-ink-faint);
}

.surfacefedf4-deal h3 {
  font-size: 13px;
  font-weight: 800;
  color: var(--surfacefedf4-ink);
}

.surfacefedf4-deal p {
  margin-top: 3px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--surfacefedf4-ink-soft);
}

.surfacefedf4-cta-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 13px;
}

.surfacefedf4-cta-row .surfacefedf4-seg {
  flex: 0 0 auto;
}

.surfacefedf4-cta-hint {
  min-width: 0;
  font-size: 11px;
  line-height: 1.45;
  color: var(--surfacefedf4-ink-faint);
}

/* ---------- 10. Editorial block ---------- */
.surfacefedf4-prose {
  margin-top: 11px;
  padding: 13px 12px;
  border: 1px solid var(--surfacefedf4-line);
  border-left: 3px solid var(--surfacefedf4-gray);
  border-radius: var(--surfacefedf4-radius);
  background: #0e0e0e;
}

.surfacefedf4-prose p {
  font-size: 13px;
  line-height: 1.62;
  color: var(--surfacefedf4-ink-soft);
}

.surfacefedf4-prose p + p {
  margin-top: 10px;
}

.surfacefedf4-prose-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.surfacefedf4-prose-tags li {
  padding: 3px 8px;
  border: 1px solid var(--surfacefedf4-line-strong);
  border-radius: var(--surfacefedf4-radius);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--surfacefedf4-mint-soft);
}

/* ---------- 11. Direct answer + steps ---------- */
.surfacefedf4-answer {
  margin-top: 12px;
  padding: 12px;
  border: 1px solid rgba(0, 255, 127, 0.35);
  border-radius: var(--surfacefedf4-radius);
  background: linear-gradient(180deg, rgba(0, 255, 127, 0.06), rgba(0, 255, 127, 0.015));
}

.surfacefedf4-answer-label {
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--surfacefedf4-mint);
}

.surfacefedf4-answer p {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--surfacefedf4-ink);
}

.surfacefedf4-subq {
  margin-top: 14px;
}

.surfacefedf4-subq h3 {
  font-size: 13px;
  font-weight: 800;
  color: var(--surfacefedf4-mint-soft);
}

.surfacefedf4-subq h3::before {
  content: "Q ";
  color: var(--surfacefedf4-mint);
}

.surfacefedf4-subq p {
  margin-top: 4px;
  font-size: 12.5px;
  line-height: 1.58;
  color: var(--surfacefedf4-ink-soft);
}

.surfacefedf4-steps {
  margin-top: 12px;
  border: 1px solid var(--surfacefedf4-line);
  border-radius: var(--surfacefedf4-radius);
  background: var(--surfacefedf4-panel);
}

.surfacefedf4-step {
  display: flex;
  gap: 10px;
  padding: 11px 12px;
  border-top: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-step:first-child {
  border-top: 0;
}

.surfacefedf4-step b {
  flex: 0 0 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--surfacefedf4-mint);
  color: var(--surfacefedf4-mint-ink);
  border-radius: var(--surfacefedf4-radius);
  font-family: var(--surfacefedf4-font-display);
  font-size: 11px;
}

.surfacefedf4-step p {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--surfacefedf4-ink-soft);
}

/* ---------- 12. Checklist ---------- */
.surfacefedf4-checklist {
  margin-top: 13px;
}

.surfacefedf4-check {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 10px;
  padding: 11px 2px;
  border-top: 1px dashed var(--surfacefedf4-line-strong);
}

.surfacefedf4-check:last-child {
  border-bottom: 1px dashed var(--surfacefedf4-line-strong);
}

.surfacefedf4-check-box {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  border: 1px solid var(--surfacefedf4-mint-2);
  border-radius: 2px;
  background: rgba(0, 250, 154, 0.08);
  position: relative;
}

.surfacefedf4-check-box::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid var(--surfacefedf4-mint);
  border-width: 0 2px 2px 0;
  transform: rotate(42deg);
}

.surfacefedf4-check h3 {
  font-size: 12.5px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--surfacefedf4-ink);
}

.surfacefedf4-check p {
  margin-top: 2px;
  font-size: 12px;
  line-height: 1.52;
  color: var(--surfacefedf4-ink-soft);
}

/* ---------- 13. Extended footer (sectioned list) ---------- */
.surfacefedf4-extended {
  margin-top: 26px;
  border-top: 1px solid var(--surfacefedf4-line-strong);
  background: #0d0d0d;
  padding: 4px 14px 16px;
}

.surfacefedf4-ext-block {
  padding: 13px 0;
  border-bottom: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-ext-heading {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--surfacefedf4-ink-faint);
}

.surfacefedf4-ext-heading::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--surfacefedf4-line);
}

.surfacefedf4-ext-brand {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 13px 0;
  border-bottom: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-ext-brand img {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border: 1px solid var(--surfacefedf4-line-strong);
  border-radius: var(--surfacefedf4-radius);
}

.surfacefedf4-ext-brand p {
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--surfacefedf4-ink-soft);
}

/* Six promotion actions, icon plus text label */
.surfacefedf4-ext-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-top: 11px;
}

.surfacefedf4-ext-action {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 10px;
  background: var(--surfacefedf4-panel);
  border: 1px solid var(--surfacefedf4-line-strong);
  border-radius: var(--surfacefedf4-radius);
  color: var(--surfacefedf4-ink);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.surfacefedf4-ext-action svg {
  flex: 0 0 16px;
  color: var(--surfacefedf4-mint);
}

.surfacefedf4-ext-action:hover,
.surfacefedf4-ext-action:active {
  border-color: var(--surfacefedf4-mint-2);
  box-shadow: var(--surfacefedf4-glow-soft);
}

/* Page directory */
.surfacefedf4-ext-groups {
  display: grid;
  gap: 10px;
  margin-top: 11px;
}

.surfacefedf4-ext-group {
  border: 1px solid var(--surfacefedf4-line);
  border-radius: var(--surfacefedf4-radius);
  background: var(--surfacefedf4-panel);
}

.surfacefedf4-ext-group h4 {
  padding: 8px 10px 6px;
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--surfacefedf4-mint-2);
  border-bottom: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-ext-group a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 40px;
  padding: 8px 10px;
  border-top: 1px solid #1a1a1a;
  font-size: 12px;
  color: var(--surfacefedf4-ink-soft);
}

.surfacefedf4-ext-group a:first-of-type {
  border-top: 0;
}

.surfacefedf4-ext-group a::after {
  content: "\203A";
  color: var(--surfacefedf4-gray);
  font-weight: 800;
}

.surfacefedf4-ext-group a:hover {
  color: var(--surfacefedf4-mint-soft);
  background: rgba(0, 250, 154, 0.04);
}

/* Responsible entertainment note */
.surfacefedf4-ext-note {
  padding: 13px 0 2px;
}

.surfacefedf4-ext-note p {
  font-size: 10.5px;
  line-height: 1.6;
  color: var(--surfacefedf4-ink-faint);
}

/* ---------- 14. Legal footer ---------- */
.surfacefedf4-legal {
  padding: 12px 14px 6px;
  text-align: center;
  border-top: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-legal p {
  font-size: 10.5px;
  letter-spacing: 0.04em;
  color: var(--surfacefedf4-ink-faint);
}

.surfacefedf4-legal b {
  color: var(--surfacefedf4-ink-soft);
}

/* ---------- 15. Bottom dock (compact icon rack) ---------- */
.surfacefedf4-dock {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  z-index: 70;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  background: rgba(12, 12, 12, 0.97);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid var(--surfacefedf4-line-strong);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.surfacefedf4-dock-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-height: var(--surfacefedf4-dock-h);
  padding: 6px 2px 7px;
  background: transparent;
  border: 0;
  color: #8f988f;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.surfacefedf4-dock-item svg {
  width: 21px;
  height: 21px;
  transition: transform 0.16s ease;
}

.surfacefedf4-dock-item:active svg {
  transform: scale(0.9);
}

/* accent indicator dot reserved for promotion roles */
.surfacefedf4-dock-item-is-promo::before {
  content: "";
  position: absolute;
  top: 7px;
  right: calc(50% - 15px);
  width: 4px;
  height: 4px;
  background: var(--surfacefedf4-mint);
  box-shadow: var(--surfacefedf4-glow-soft);
}

.surfacefedf4-dock-item-is-promo {
  color: var(--surfacefedf4-mint-soft);
}

/* active role sits on a background support block */
.surfacefedf4-dock-item-is-active {
  color: var(--surfacefedf4-mint);
  background: rgba(0, 255, 127, 0.09);
  box-shadow: inset 0 2px 0 var(--surfacefedf4-mint), 0 0 14px rgba(0, 255, 127, 0.14);
}

/* ---------- 16. Motion and contrast safety ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

@media (min-width: 414px) {
  .surfacefedf4-hero-copy,
  .surfacefedf4-lead,
  .surfacefedf4-prose p {
    font-size: 13.5px;
  }
}

/* ---------- 17. Help-page reading tools ---------- */
.surfacefedf4-help-hero {
  margin: 0 14px;
  padding: 15px 13px 14px;
  border: 1px solid var(--surfacefedf4-line-strong);
  border-left: 4px solid var(--surfacefedf4-mint);
  background: linear-gradient(135deg, #171717 0%, #0d0d0d 72%);
}

.surfacefedf4-help-hero p {
  margin-top: 9px;
  color: var(--surfacefedf4-ink-soft);
  font-size: 13px;
  line-height: 1.62;
}

.surfacefedf4-help-stamp {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 8px;
  border: 1px solid var(--surfacefedf4-mint-2);
  color: var(--surfacefedf4-mint);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.surfacefedf4-help-panel {
  margin-top: 12px;
  padding: 13px 12px;
  border: 1px solid var(--surfacefedf4-line);
  background: var(--surfacefedf4-panel);
}

.surfacefedf4-help-panel + .surfacefedf4-help-panel {
  margin-top: 10px;
}

.surfacefedf4-help-panel h3 {
  color: var(--surfacefedf4-ink);
  font-size: 14px;
  line-height: 1.3;
}

.surfacefedf4-help-panel h3::before {
  content: "// ";
  color: var(--surfacefedf4-mint);
}

.surfacefedf4-help-panel p {
  margin-top: 7px;
  color: var(--surfacefedf4-ink-soft);
  font-size: 12.5px;
  line-height: 1.62;
}

.surfacefedf4-help-panel p + p {
  margin-top: 9px;
}

.surfacefedf4-help-panel a,
.surfacefedf4-help-list a {
  color: var(--surfacefedf4-mint-soft);
  border-bottom: 1px dotted rgba(144, 238, 144, .6);
}

.surfacefedf4-help-list {
  margin-top: 10px;
}

.surfacefedf4-help-list li {
  position: relative;
  padding: 10px 10px 10px 28px;
  border-top: 1px solid var(--surfacefedf4-line);
  color: var(--surfacefedf4-ink-soft);
  font-size: 12.5px;
  line-height: 1.56;
}

.surfacefedf4-help-list li:first-child {
  border-top: 0;
}

.surfacefedf4-help-list li::before {
  content: "01";
  position: absolute;
  left: 0;
  top: 10px;
  color: var(--surfacefedf4-mint);
  font-family: var(--surfacefedf4-font-display);
  font-size: 10px;
}

.surfacefedf4-help-list li:nth-child(2)::before { content: "02"; }
.surfacefedf4-help-list li:nth-child(3)::before { content: "03"; }
.surfacefedf4-help-list li:nth-child(4)::before { content: "04"; }
.surfacefedf4-help-list li:nth-child(5)::before { content: "05"; }
.surfacefedf4-help-list li:nth-child(6)::before { content: "06"; }

.surfacefedf4-help-callout {
  margin-top: 12px;
  padding: 12px;
  border: 1px solid rgba(0, 255, 127, .4);
  background: rgba(0, 255, 127, .055);
}

.surfacefedf4-help-callout strong {
  display: block;
  color: var(--surfacefedf4-mint);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.surfacefedf4-help-callout p {
  margin-top: 5px;
  color: var(--surfacefedf4-ink);
  font-size: 12.5px;
  line-height: 1.58;
}

.surfacefedf4-help-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-top: 12px;
}

.surfacefedf4-help-action {
  min-height: 46px;
  padding: 9px 8px;
  border: 1px solid var(--surfacefedf4-line-strong);
  background: var(--surfacefedf4-panel-2);
  color: var(--surfacefedf4-ink);
  font-size: 11px;
  font-weight: 800;
  line-height: 1.25;
  text-align: left;
}

.surfacefedf4-help-action:hover,
.surfacefedf4-help-action:active {
  border-color: var(--surfacefedf4-mint);
  box-shadow: var(--surfacefedf4-glow-soft);
}

.surfacefedf4-help-action span {
  display: block;
  margin-top: 3px;
  color: var(--surfacefedf4-ink-faint);
  font-size: 10px;
  font-weight: 500;
}

.surfacefedf4-help-qa {
  margin-top: 10px;
}

.surfacefedf4-help-qa details {
  border-top: 1px solid var(--surfacefedf4-line);
  padding: 10px 0;
}

.surfacefedf4-help-qa details:last-child {
  border-bottom: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-help-qa summary {
  cursor: pointer;
  color: var(--surfacefedf4-ink);
  font-size: 12.5px;
  font-weight: 800;
}

.surfacefedf4-help-qa summary::marker {
  color: var(--surfacefedf4-mint);
}

.surfacefedf4-help-qa details p {
  margin-top: 6px;
  color: var(--surfacefedf4-ink-soft);
  font-size: 12px;
  line-height: 1.58;
}

.surfacefedf4-help-compare {
  margin-top: 11px;
  overflow-x: auto;
  border: 1px solid var(--surfacefedf4-line);
}

.surfacefedf4-help-compare table {
  width: 100%;
  min-width: 330px;
  border-collapse: collapse;
  font-size: 11.5px;
}

.surfacefedf4-help-compare th,
.surfacefedf4-help-compare td {
  padding: 9px 8px;
  border-right: 1px solid var(--surfacefedf4-line);
  border-bottom: 1px solid var(--surfacefedf4-line);
  text-align: left;
  vertical-align: top;
}

.surfacefedf4-help-compare th {
  color: var(--surfacefedf4-mint);
  background: var(--surfacefedf4-panel-2);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.surfacefedf4-help-compare td {
  color: var(--surfacefedf4-ink-soft);
  line-height: 1.45;
}

.surfacefedf4-help-note {
  margin-top: 11px;
  color: var(--surfacefedf4-ink-faint);
  font-size: 11px;
  line-height: 1.58;
}