/* ============================================================
   uc jili - viewport-native canvas stylesheet
   Prefix contract: every class uses frame3c950-
   Canvas: fixed 320-430px mobile frame, centered on wide views
   Palette: #1A1A2E deep base / #7B68EE violet accent
            #98FB98 mint signal / #FFC0CB rose signal
   ============================================================ */

/* ---------- 1. tokens & reset ---------- */
:root {
  --frame3c950-ink-base: #12121e;
  --frame3c950-ink-deep: #1a1a2e;
  --frame3c950-ink-raise: #22223a;
  --frame3c950-ink-line: #343452;
  --frame3c950-violet: #7b68ee;
  --frame3c950-violet-soft: #9c8df5;
  --frame3c950-mint: #98fb98;
  --frame3c950-rose: #ffc0cb;
  --frame3c950-paper: #eceaf6;
  --frame3c950-paper-dim: #b9b5d6;
  --frame3c950-font-head: "Trebuchet MS", "Lucida Grande", "Segoe UI", Tahoma, sans-serif;
  --frame3c950-font-body: "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, Arial, sans-serif;
  --frame3c950-corner: 3px;
  --frame3c950-corner-big: 5px;
  --frame3c950-dock-h: 62px;
  --frame3c950-topbar-h: 54px;
  --frame3c950-tap: 44px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background: var(--frame3c950-ink-base);
  color: var(--frame3c950-paper);
  font-family: var(--frame3c950-font-body);
  font-size: 15px;
  line-height: 1.62;
  min-height: 100vh;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; border: 0; }

button, a {
  -webkit-tap-highlight-color: rgba(123, 104, 238, 0.25);
  touch-action: manipulation;
}

ul, ol { list-style: none; }

a { color: var(--frame3c950-mint); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--frame3c950-rose);
  outline-offset: 2px;
  border-radius: 2px;
}

::selection { background: var(--frame3c950-violet); color: #ffffff; }

/* ---------- 2. phone canvas ---------- */
.frame3c950-shell {
  position: relative;
  width: 100%;
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  background: linear-gradient(180deg, #1a1a2e 0%, #17172a 45%, #13131f 100%);
  box-shadow: 0 0 0 1px rgba(52, 52, 82, 0.55);
}

@media (min-width: 480px) {
  body {
    background:
      radial-gradient(1100px 520px at 50% -140px, rgba(123, 104, 238, 0.16), transparent 62%),
      #0d0d16;
  }
  .frame3c950-shell {
    box-shadow:
      0 0 0 1px rgba(123, 104, 238, 0.28),
      0 26px 70px rgba(0, 0, 0, 0.6);
  }
}

/* ---------- 3. skip link ---------- */
.frame3c950-skip {
  position: absolute;
  left: 10px;
  top: -48px;
  z-index: 90;
  background: var(--frame3c950-violet);
  color: #ffffff;
  padding: 9px 14px;
  border-radius: var(--frame3c950-corner);
  font-weight: 700;
  transition: top 0.18s ease;
}
.frame3c950-skip:focus { top: 8px; text-decoration: none; }

/* ---------- 4. top bar ---------- */
.frame3c950-topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: var(--frame3c950-topbar-h);
  padding: 7px 10px;
  padding-top: calc(7px + env(safe-area-inset-top, 0px));
  background: rgba(26, 26, 46, 0.94);
  border-bottom: 1px solid var(--frame3c950-ink-line);
  backdrop-filter: blur(7px);
}

.frame3c950-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.frame3c950-logo {
  width: 34px;
  height: 34px;
  border-radius: var(--frame3c950-corner);
  box-shadow: 0 0 0 1px rgba(123, 104, 238, 0.5);
  object-fit: cover;
  flex: none;
}

.frame3c950-brand-name {
  font-family: var(--frame3c950-font-head);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.4px;
  color: #ffffff;
  white-space: nowrap;
}

.frame3c950-topbar-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: none;
}

.frame3c950-btn {
  font-family: var(--frame3c950-font-head);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.3px;
  min-height: 34px;
  min-width: 44px;
  padding: 7px 12px;
  border-radius: var(--frame3c950-corner);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.14s ease, filter 0.14s ease, background 0.14s ease;
}
.frame3c950-btn:active { transform: translateY(1px); }

.frame3c950-btn-register {
  background: linear-gradient(135deg, #8d7af7, var(--frame3c950-violet));
  color: #ffffff;
  box-shadow: 0 3px 0 #4c3fc4;
}
.frame3c950-btn-register:hover { filter: brightness(1.08); }

.frame3c950-btn-login {
  background: transparent;
  color: var(--frame3c950-mint);
  border-color: rgba(152, 251, 152, 0.55);
}
.frame3c950-btn-login:hover { background: rgba(152, 251, 152, 0.1); }

.frame3c950-menu-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 38px;
  border-radius: var(--frame3c950-corner);
  border: 1px solid var(--frame3c950-ink-line);
  background: var(--frame3c950-ink-raise);
  color: var(--frame3c950-paper);
  cursor: pointer;
}
.frame3c950-menu-trigger svg { width: 20px; height: 20px; }
.frame3c950-menu-trigger:active { background: #2a2a48; }
.frame3c950-menu-trigger[aria-expanded="true"] { border-color: var(--frame3c950-violet); }

/* ---------- 5. drawer menu ---------- */
.frame3c950-drawer-layer {
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  visibility: hidden;
}
.frame3c950-drawer-layer.frame3c950-drawer-open { pointer-events: auto; visibility: visible; }

.frame3c950-scrim {
  position: absolute;
  inset: 0;
  width: 100%;
  border: 0;
  background: rgba(9, 9, 18, 0.68);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.22s ease;
}
.frame3c950-drawer-open .frame3c950-scrim { opacity: 1; }

.frame3c950-drawer {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 82%;
  max-width: 330px;
  background: linear-gradient(180deg, #20203a 0%, #191930 100%);
  border-left: 1px solid var(--frame3c950-ink-line);
  padding: 16px 14px calc(24px + env(safe-area-inset-bottom, 0px));
  overflow-y: auto;
  transform: translateX(102%);
  transition: transform 0.26s cubic-bezier(0.32, 0.72, 0.24, 1);
}
.frame3c950-drawer-open .frame3c950-drawer { transform: translateX(0); }

.frame3c950-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.frame3c950-drawer-title {
  font-family: var(--frame3c950-font-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--frame3c950-rose);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.frame3c950-drawer-close {
  width: 38px;
  height: 38px;
  border-radius: var(--frame3c950-corner);
  border: 1px solid var(--frame3c950-ink-line);
  background: var(--frame3c950-ink-raise);
  color: var(--frame3c950-paper);
  font-size: 17px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
}
.frame3c950-drawer-close:active { background: #2d2d4e; }

.frame3c950-drawer-part { margin-bottom: 15px; }

.frame3c950-drawer-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--frame3c950-paper-dim);
  padding: 0 2px 6px;
  border-bottom: 1px dashed var(--frame3c950-ink-line);
  margin-bottom: 6px;
}

.frame3c950-drawer-link {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: var(--frame3c950-tap);
  padding: 10px 9px;
  border-radius: var(--frame3c950-corner);
  color: var(--frame3c950-paper);
  font-size: 14.5px;
  font-weight: 600;
  border-left: 3px solid transparent;
}
.frame3c950-drawer-link:hover, .frame3c950-drawer-link:focus-visible {
  background: rgba(123, 104, 238, 0.14);
  text-decoration: none;
}
.frame3c950-drawer-link svg {
  width: 17px;
  height: 17px;
  flex: none;
  color: var(--frame3c950-violet-soft);
}
.frame3c950-drawer-link.frame3c950-drawer-here {
  border-left-color: var(--frame3c950-mint);
  color: var(--frame3c950-mint);
  background: rgba(152, 251, 152, 0.07);
}

.frame3c950-drawer-cta {
  display: block;
  width: 100%;
  margin-top: 4px;
  min-height: var(--frame3c950-tap);
  border: 0;
  border-radius: var(--frame3c950-corner);
  background: linear-gradient(135deg, #8d7af7, var(--frame3c950-violet));
  color: #ffffff;
  font-family: var(--frame3c950-font-head);
  font-size: 14.5px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 3px 0 #4c3fc4;
}
.frame3c950-drawer-cta:active { transform: translateY(1px); box-shadow: 0 1px 0 #4c3fc4; }

.frame3c950-no-scroll { overflow: hidden; }

/* ---------- 6. main flow ---------- */
.frame3c950-main {
  padding: 14px 12px calc(var(--frame3c950-dock-h) + 30px + env(safe-area-inset-bottom, 0px));
}

.frame3c950-section { margin-bottom: 26px; }

/* ---------- 7. hero ---------- */
.frame3c950-hero {
  padding: 6px 2px 2px;
  margin-bottom: 16px;
}

.frame3c950-hero h1 {
  font-family: var(--frame3c950-font-head);
  font-size: 24px;
  line-height: 1.28;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.2px;
}
.frame3c950-hero h1 .frame3c950-h1-tint { color: var(--frame3c950-mint); }

.frame3c950-hero-lede {
  margin-top: 9px;
  font-size: 14.5px;
  color: var(--frame3c950-paper-dim);
}

.frame3c950-hero-cta {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-top: 14px;
}

.frame3c950-cta {
  font-family: var(--frame3c950-font-head);
  font-weight: 700;
  border-radius: var(--frame3c950-corner-big);
  cursor: pointer;
  transition: transform 0.15s ease, filter 0.15s ease;
}
.frame3c950-cta:active { transform: translateY(2px); }

.frame3c950-cta-main {
  min-height: 50px;
  font-size: 16.5px;
  letter-spacing: 0.4px;
  color: #14142a;
  background: linear-gradient(120deg, var(--frame3c950-rose) 0%, #ffd3da 100%);
  border: 0;
  box-shadow: 0 4px 0 #b3707e;
}
.frame3c950-cta-main:hover { filter: brightness(1.05); }

.frame3c950-cta-ghost {
  min-height: 46px;
  font-size: 15px;
  color: var(--frame3c950-mint);
  background: rgba(152, 251, 152, 0.06);
  border: 1px solid rgba(152, 251, 152, 0.5);
}
.frame3c950-cta-ghost:hover { background: rgba(152, 251, 152, 0.13); }

.frame3c950-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.frame3c950-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--frame3c950-rose);
  border: 1px solid rgba(255, 192, 203, 0.4);
  background: rgba(255, 192, 203, 0.07);
  border-radius: 999px;
  padding: 3px 10px;
}
.frame3c950-pill svg { width: 12px; height: 12px; }
.frame3c950-pill--mint { color: var(--frame3c950-mint); border-color: rgba(152, 251, 152, 0.4); background: rgba(152, 251, 152, 0.07); }

/* ---------- 8. carousel ---------- */
.frame3c950-carousel {
  position: relative;
  border-radius: var(--frame3c950-corner-big);
  overflow: hidden;
  border: 1px solid var(--frame3c950-ink-line);
  background: var(--frame3c950-ink-raise);
  margin-bottom: 18px;
}

.frame3c950-track {
  display: flex;
  width: 100%;
  overflow: hidden;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}
.frame3c950-track::-webkit-scrollbar { display: none; }

.frame3c950-slide {
  flex: 0 0 100%;
  scroll-snap-align: center;
  border: 0;
  padding: 0;
  background: none;
  cursor: pointer;
  display: block;
}
.frame3c950-slide img {
  width: 100%;
  aspect-ratio: 430 / 205;
  object-fit: cover;
}

.frame3c950-carousel-tag {
  position: absolute;
  left: 8px;
  top: 8px;
  z-index: 3;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #14142a;
  background: var(--frame3c950-rose);
  border-radius: 2px;
  padding: 3px 7px;
}

.frame3c950-dots {
  position: absolute;
  right: 9px;
  bottom: 8px;
  z-index: 3;
  display: flex;
  gap: 6px;
}

.frame3c950-dot {
  width: 22px;
  height: 8px;
  padding: 0;
  border-radius: 4px;
  border: 1px solid rgba(236, 234, 246, 0.65);
  background: rgba(18, 18, 30, 0.55);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.frame3c950-dot.frame3c950-dot-on {
  background: var(--frame3c950-violet);
  border-color: var(--frame3c950-violet-soft);
  transform: scaleY(1.25);
}

/* ---------- 9. category jump chips ---------- */
.frame3c950-jumps {
  display: flex;
  gap: 7px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 20px;
  scrollbar-width: none;
}
.frame3c950-jumps::-webkit-scrollbar { display: none; }

.frame3c950-jump {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 7px 13px;
  border-radius: var(--frame3c950-corner);
  border: 1px solid var(--frame3c950-ink-line);
  background: var(--frame3c950-ink-raise);
  color: var(--frame3c950-paper);
  font-size: 13px;
  font-weight: 600;
}
.frame3c950-jump svg { width: 14px; height: 14px; color: var(--frame3c950-mint); }
.frame3c950-jump:hover, .frame3c950-jump:focus-visible {
  border-color: var(--frame3c950-violet);
  text-decoration: none;
}

/* ---------- 10. category sections ---------- */
.frame3c950-cat {
  margin-bottom: 30px;
  border-top: 1px solid var(--frame3c950-ink-line);
  padding-top: 16px;
}

.frame3c950-cat-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  margin-bottom: 4px;
}

.frame3c950-cat-head h2 {
  font-family: var(--frame3c950-font-head);
  font-size: 19.5px;
  line-height: 1.3;
  color: #ffffff;
  width: 100%;
}

.frame3c950-cat-count {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--frame3c950-mint);
  border: 1px solid rgba(152, 251, 152, 0.35);
  border-radius: 2px;
  padding: 2px 7px;
}

.frame3c950-cat-tag {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--frame3c950-violet-soft);
}

.frame3c950-cat-lede {
  margin: 9px 0 13px;
  font-size: 14px;
  color: var(--frame3c950-paper-dim);
}
.frame3c950-cat-lede strong { color: var(--frame3c950-paper); font-weight: 600; }
.frame3c950-cat-lede a { color: var(--frame3c950-rose); font-weight: 600; }

/* ---------- 11. game grid ---------- */
.frame3c950-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

@media (min-width: 392px) {
  .frame3c950-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 9px; }
}

.frame3c950-tile {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0;
  border: 1px solid var(--frame3c950-ink-line);
  border-radius: var(--frame3c950-corner);
  background: var(--frame3c950-ink-raise);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, box-shadow 0.16s ease;
}
.frame3c950-tile:hover {
  border-color: var(--frame3c950-violet);
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.42);
}
.frame3c950-tile:active { transform: translateY(0); box-shadow: none; }

.frame3c950-tile img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #26263f;
}

.frame3c950-tile-name {
  display: block;
  font-size: 10.5px;
  line-height: 1.32;
  font-weight: 600;
  text-align: center;
  color: var(--frame3c950-paper);
  padding: 0 4px 6px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* ---------- 12. content modules ---------- */
.frame3c950-module { margin-bottom: 30px; }

.frame3c950-module > h2 {
  font-family: var(--frame3c950-font-head);
  font-size: 19.5px;
  line-height: 1.3;
  color: #ffffff;
  margin-bottom: 6px;
}

.frame3c950-kicker {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--frame3c950-rose);
  margin-bottom: 5px;
}

.frame3c950-module-lede {
  font-size: 14px;
  color: var(--frame3c950-paper-dim);
  margin-bottom: 13px;
}
.frame3c950-module-lede strong, .frame3c950-module p strong { color: var(--frame3c950-mint); font-weight: 600; }
.frame3c950-module a { color: var(--frame3c950-rose); font-weight: 600; }

/* FAQ: single-column folded Q&A */
.frame3c950-faq-item {
  border: 1px solid var(--frame3c950-ink-line);
  border-left: 3px solid var(--frame3c950-violet);
  border-radius: var(--frame3c950-corner);
  background: var(--frame3c950-ink-raise);
  margin-bottom: 8px;
}

.frame3c950-faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: var(--frame3c950-tap);
  padding: 11px 12px;
  font-family: var(--frame3c950-font-head);
  font-size: 14.5px;
  font-weight: 700;
  color: #ffffff;
}
.frame3c950-faq-item summary::-webkit-details-marker { display: none; }
.frame3c950-faq-item summary::after {
  content: "+";
  flex: none;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 2px;
  font-size: 15px;
  color: var(--frame3c950-mint);
  border: 1px solid rgba(152, 251, 152, 0.4);
}
.frame3c950-faq-item[open] summary::after { content: "\2212"; }
.frame3c950-faq-item[open] summary { border-bottom: 1px dashed var(--frame3c950-ink-line); }

.frame3c950-faq-item .frame3c950-faq-body {
  padding: 10px 12px 13px;
  font-size: 13.8px;
  color: var(--frame3c950-paper-dim);
}

/* Guide: numbered tight steps */
.frame3c950-steps { counter-reset: frame3c950-step; }

.frame3c950-steps li {
  counter-increment: frame3c950-step;
  position: relative;
  padding: 10px 10px 10px 46px;
  border-bottom: 1px dashed var(--frame3c950-ink-line);
}
.frame3c950-steps li:last-child { border-bottom: 0; }

.frame3c950-steps li::before {
  content: counter(frame3c950-step);
  position: absolute;
  left: 6px;
  top: 12px;
  width: 27px;
  height: 27px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 2px;
  background: rgba(123, 104, 238, 0.16);
  border: 1px solid var(--frame3c950-violet);
  color: var(--frame3c950-violet-soft);
  font-family: var(--frame3c950-font-head);
  font-size: 13.5px;
  font-weight: 700;
}

.frame3c950-steps h3 {
  font-family: var(--frame3c950-font-head);
  font-size: 15px;
  color: var(--frame3c950-mint);
  margin-bottom: 3px;
}
.frame3c950-steps p { font-size: 13.8px; color: var(--frame3c950-paper-dim); }

.frame3c950-stepbox {
  border: 1px solid var(--frame3c950-ink-line);
  border-radius: var(--frame3c950-corner);
  background: var(--frame3c950-ink-raise);
  padding: 4px 6px;
}

/* Achievements: milestone ledger rows */
.frame3c950-milestones { display: grid; gap: 11px; }

.frame3c950-milestone {
  border: 1px solid var(--frame3c950-ink-line);
  border-radius: var(--frame3c950-corner);
  background: linear-gradient(180deg, #23233c 0%, #1e1e33 100%);
  padding: 11px 12px;
}

.frame3c950-milestone-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 7px;
}

.frame3c950-milestone h3 {
  font-family: var(--frame3c950-font-head);
  font-size: 14.5px;
  color: #ffffff;
}

.frame3c950-milestone-level {
  flex: none;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: #14142a;
  background: var(--frame3c950-mint);
  border-radius: 2px;
  padding: 2px 6px;
}

.frame3c950-mile-bar {
  display: block;
  height: 7px;
  border-radius: 4px;
  background: #14142a;
  overflow: hidden;
  border: 1px solid #2c2c4a;
}
.frame3c950-mile-bar i {
  display: block;
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--frame3c950-violet), var(--frame3c950-rose));
}

.frame3c950-milestone p {
  margin-top: 7px;
  font-size: 13.4px;
  color: var(--frame3c950-paper-dim);
}

/* Play styles: compact two-column tiles */
.frame3c950-style-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.frame3c950-style {
  border: 1px solid var(--frame3c950-ink-line);
  border-top: 3px solid var(--frame3c950-rose);
  border-radius: var(--frame3c950-corner);
  background: var(--frame3c950-ink-raise);
  padding: 10px 10px 11px;
}
.frame3c950-style:nth-child(even) { border-top-color: var(--frame3c950-violet); }

.frame3c950-style h3 {
  font-family: var(--frame3c950-font-head);
  font-size: 14px;
  color: var(--frame3c950-rose);
  margin-bottom: 4px;
}
.frame3c950-style:nth-child(even) h3 { color: var(--frame3c950-violet-soft); }
.frame3c950-style p { font-size: 12.8px; line-height: 1.55; color: var(--frame3c950-paper-dim); }

/* Scenario: single highlighted answer card */
.frame3c950-scenario-q {
  border: 1px dashed rgba(255, 192, 203, 0.5);
  border-radius: var(--frame3c950-corner);
  background: rgba(255, 192, 203, 0.06);
  padding: 11px 12px;
  font-size: 14px;
  font-style: italic;
  color: var(--frame3c950-paper);
  margin-bottom: 10px;
}

.frame3c950-scenario-a {
  border: 1px solid rgba(152, 251, 152, 0.35);
  border-left: 4px solid var(--frame3c950-mint);
  border-radius: var(--frame3c950-corner);
  background: rgba(152, 251, 152, 0.05);
  padding: 12px;
}
.frame3c950-scenario-a p { font-size: 14px; color: var(--frame3c950-paper); }
.frame3c950-scenario-a p + p { margin-top: 8px; color: var(--frame3c950-paper-dim); }

/* ---------- 13. extension footer ---------- */
.frame3c950-xfoot {
  margin-top: 34px;
  border-top: 2px solid var(--frame3c950-violet);
  background: linear-gradient(180deg, #1d1d33 0%, #151524 100%);
  padding: 16px 12px 18px;
}

.frame3c950-xfoot-block { margin-bottom: 17px; }
.frame3c950-xfoot-block:last-child { margin-bottom: 0; }

.frame3c950-xfoot-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--frame3c950-violet-soft);
  margin-bottom: 8px;
}

.frame3c950-promo-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.frame3c950-promo {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 40px;
  padding: 9px 12px;
  border-radius: var(--frame3c950-corner);
  border: 1px solid rgba(123, 104, 238, 0.55);
  background: rgba(123, 104, 238, 0.12);
  color: var(--frame3c950-paper);
  font-size: 13px;
  font-weight: 700;
  font-family: var(--frame3c950-font-head);
  cursor: pointer;
  transition: transform 0.14s ease, background 0.14s ease;
}
.frame3c950-promo svg { width: 14px; height: 14px; color: var(--frame3c950-rose); }
.frame3c950-promo:hover { background: rgba(123, 104, 238, 0.24); }
.frame3c950-promo:active { transform: translateY(1px); }
.frame3c950-promo--wide { flex: 1 1 calc(50% - 7px); justify-content: center; }

.frame3c950-xfoot-brand {
  font-size: 13.4px;
  color: var(--frame3c950-paper-dim);
}
.frame3c950-xfoot-brand strong { color: var(--frame3c950-paper); }

.frame3c950-xfoot-dir {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 10px;
}

.frame3c950-xfoot-dir a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 34px;
  font-size: 13.2px;
  color: var(--frame3c950-mint);
  border-bottom: 1px dotted rgba(152, 251, 152, 0.25);
}
.frame3c950-xfoot-dir a::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 1px;
  background: var(--frame3c950-rose);
  transform: rotate(45deg);
  flex: none;
}

.frame3c950-xfoot-note {
  font-size: 12.2px;
  line-height: 1.6;
  color: #8f8bb0;
  border-top: 1px dashed var(--frame3c950-ink-line);
  padding-top: 11px;
}

/* ---------- 14. common footer ---------- */
.frame3c950-foot {
  border-top: 1px solid var(--frame3c950-ink-line);
  padding: 13px 12px 15px;
  text-align: center;
}

.frame3c950-copy {
  font-size: 12px;
  color: #8f8bb0;
}
.frame3c950-copy strong { color: var(--frame3c950-paper-dim); }

/* ---------- 15. mobile bottom dock ---------- */
.frame3c950-dock {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  z-index: 50;
  width: 100%;
  max-width: 430px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  min-height: var(--frame3c950-dock-h);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  background: rgba(18, 18, 30, 0.97);
  border-top: 1px solid var(--frame3c950-ink-line);
  backdrop-filter: blur(8px);
}

.frame3c950-dock-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-height: var(--frame3c950-dock-h);
  padding: 7px 2px 6px;
  border: 0;
  background: none;
  color: var(--frame3c950-paper-dim);
  font-size: 10.5px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: color 0.18s ease;
}
.frame3c950-dock-item svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.18s ease;
}
.frame3c950-dock-item:hover, .frame3c950-dock-item:focus-visible { color: var(--frame3c950-paper); text-decoration: none; }
.frame3c950-dock-item:active svg { transform: translateY(-2px); }

/* active role: filled icon + top indicator line */
.frame3c950-dock-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 0;
  height: 3px;
  border-radius: 0 0 2px 2px;
  background: var(--frame3c950-mint);
  transform: translateX(-50%);
  transition: width 0.22s ease;
}
.frame3c950-dock-item.frame3c950-dock-on { color: var(--frame3c950-mint); }
.frame3c950-dock-item.frame3c950-dock-on::before { width: 58%; }
.frame3c950-dock-item.frame3c950-dock-on svg { fill: rgba(152, 251, 152, 0.22); stroke: var(--frame3c950-mint); }

.frame3c950-dock-item--promo { color: var(--frame3c950-rose); }
.frame3c950-dock-item--promo::before { background: var(--frame3c950-rose); }
.frame3c950-dock-item--promo.frame3c950-dock-on svg, .frame3c950-dock-item--promo:hover svg { fill: rgba(255, 192, 203, 0.2); stroke: var(--frame3c950-rose); }

/* ---------- 16. small screens & motion budget ---------- */
@media (max-width: 339px) {
  .frame3c950-brand-name { font-size: 17px; }
  .frame3c950-btn { padding: 7px 9px; font-size: 11.5px; }
  .frame3c950-hero h1 { font-size: 21.5px; }
  .frame3c950-style-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001s !important;
    transition-duration: 0.001s !important;
    scroll-behavior: auto !important;
  }
}

html { scroll-behavior: smooth; }

.frame3c950-anchor-pad { scroll-margin-top: calc(var(--frame3c950-topbar-h) + 10px); }

/* ---------- 17. help-page components ---------- */

/* fault rows: symptom / cause / fix ledger */
.frame3c950-fault {
  border: 1px solid var(--frame3c950-ink-line);
  border-radius: var(--frame3c950-corner);
  background: var(--frame3c950-ink-raise);
  margin-bottom: 9px;
  overflow: hidden;
}

.frame3c950-fault-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 11px;
  background: rgba(123, 104, 238, 0.09);
  border-bottom: 1px dashed var(--frame3c950-ink-line);
}

.frame3c950-fault-no {
  flex: none;
  font-family: var(--frame3c950-font-head);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.6px;
  color: #14142a;
  background: var(--frame3c950-violet-soft);
  border-radius: 2px;
  padding: 2px 6px;
}

.frame3c950-fault-head h3 {
  font-family: var(--frame3c950-font-head);
  font-size: 14px;
  line-height: 1.35;
  color: #ffffff;
}

.frame3c950-fault-grid > div {
  padding: 8px 11px;
  border-bottom: 1px dashed var(--frame3c950-ink-line);
  font-size: 13.2px;
  color: var(--frame3c950-paper-dim);
}
.frame3c950-fault-grid > div:last-child { border-bottom: 0; }

.frame3c950-fault-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--frame3c950-mint);
  margin-bottom: 2px;
}
.frame3c950-fault-label--cause { color: var(--frame3c950-rose); }

/* conditional branch cards */
.frame3c950-branch {
  border: 1px solid var(--frame3c950-ink-line);
  border-left: 3px solid var(--frame3c950-violet);
  border-radius: var(--frame3c950-corner);
  background: var(--frame3c950-ink-raise);
  padding: 10px 12px 11px;
  margin-bottom: 9px;
}

.frame3c950-branch h3 {
  font-family: var(--frame3c950-font-head);
  font-size: 14px;
  color: var(--frame3c950-violet-soft);
  margin-bottom: 3px;
}
.frame3c950-branch p { font-size: 13.4px; color: var(--frame3c950-paper-dim); }
.frame3c950-branch a { color: var(--frame3c950-rose); font-weight: 600; }

/* lexicon: term / definition pairs */
.frame3c950-lexicon dt {
  font-family: var(--frame3c950-font-head);
  font-size: 14px;
  color: var(--frame3c950-mint);
  margin-top: 11px;
}
.frame3c950-lexicon dt:first-child { margin-top: 0; }

.frame3c950-lexicon dd {
  font-size: 13.4px;
  color: var(--frame3c950-paper-dim);
  margin-top: 2px;
  padding-left: 10px;
  border-left: 2px solid var(--frame3c950-ink-line);
}

/* pros / caps scale */
.frame3c950-scale {
  display: grid;
  grid-template-columns: 1fr;
  gap: 9px;
}
@media (min-width: 360px) {
  .frame3c950-scale { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.frame3c950-scale-side {
  border: 1px solid var(--frame3c950-ink-line);
  border-top: 3px solid var(--frame3c950-mint);
  border-radius: var(--frame3c950-corner);
  background: var(--frame3c950-ink-raise);
  padding: 11px 11px 6px;
}
.frame3c950-scale-side--cap { border-top-color: var(--frame3c950-rose); }

.frame3c950-scale-side h3 {
  font-family: var(--frame3c950-font-head);
  font-size: 14px;
  color: var(--frame3c950-mint);
  margin-bottom: 5px;
}
.frame3c950-scale-side--cap h3 { color: var(--frame3c950-rose); }

.frame3c950-scale-side li {
  position: relative;
  padding: 6px 0 6px 16px;
  border-bottom: 1px dashed var(--frame3c950-ink-line);
  font-size: 12.9px;
  line-height: 1.5;
  color: var(--frame3c950-paper-dim);
}
.frame3c950-scale-side li:last-child { border-bottom: 0; }
.frame3c950-scale-side li::before {
  content: "+";
  position: absolute;
  left: 0;
  font-weight: 700;
  color: var(--frame3c950-mint);
}
.frame3c950-scale-side--cap li::before { content: "!"; color: var(--frame3c950-rose); }

/* support kit checklist */
.frame3c950-kit {
  border: 1px solid var(--frame3c950-ink-line);
  border-radius: var(--frame3c950-corner-big);
  background: var(--frame3c950-ink-raise);
  padding: 4px 11px;
}

.frame3c950-kit li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 9px 2px;
  border-bottom: 1px dashed var(--frame3c950-ink-line);
  font-size: 13.4px;
  color: var(--frame3c950-paper-dim);
}
.frame3c950-kit li:last-child { border-bottom: 0; }

.frame3c950-kit svg {
  width: 16px;
  height: 16px;
  flex: none;
  margin-top: 3px;
  color: var(--frame3c950-mint);
}

/* device scenario cards */
.frame3c950-device {
  border: 1px solid var(--frame3c950-ink-line);
  border-radius: var(--frame3c950-corner);
  background: var(--frame3c950-ink-raise);
  margin-bottom: 9px;
  overflow: hidden;
}

.frame3c950-device-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  background: rgba(123, 104, 238, 0.11);
  border-bottom: 1px dashed var(--frame3c950-ink-line);
  font-family: var(--frame3c950-font-head);
  font-size: 14px;
  color: #ffffff;
}
.frame3c950-device-head svg { width: 16px; height: 16px; flex: none; color: var(--frame3c950-rose); }

.frame3c950-device p { padding: 9px 11px 11px; font-size: 13.4px; color: var(--frame3c950-paper-dim); }
.frame3c950-device a { color: var(--frame3c950-rose); font-weight: 600; }

/* takeaway strip */
.frame3c950-take { display: grid; gap: 7px; }

.frame3c950-take li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 10px 11px;
  border: 1px solid var(--frame3c950-ink-line);
  border-left: 3px solid var(--frame3c950-mint);
  border-radius: var(--frame3c950-corner);
  background: var(--frame3c950-ink-raise);
  font-size: 13.4px;
  line-height: 1.55;
  color: var(--frame3c950-paper);
}
.frame3c950-take b { color: var(--frame3c950-mint); font-weight: 700; }

/* compact inline CTA row for help pages */
.frame3c950-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 13px;
}

.frame3c950-cta-mini {
  min-height: 44px;
  padding: 9px 14px;
  border-radius: var(--frame3c950-corner-big);
  border: 1px solid rgba(123, 104, 238, 0.55);
  background: rgba(123, 104, 238, 0.14);
  color: var(--frame3c950-paper);
  font-family: var(--frame3c950-font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: background 0.14s ease, transform 0.14s ease;
}
.frame3c950-cta-mini:hover { background: rgba(123, 104, 238, 0.28); }
.frame3c950-cta-mini:active { transform: translateY(1px); }
.frame3c950-cta-mini--rose {
  border-color: rgba(255, 192, 203, 0.55);
  background: rgba(255, 192, 203, 0.12);
}
.frame3c950-cta-mini--rose:hover { background: rgba(255, 192, 203, 0.24); }