.page-faq {
  --faq-cut: 18px;
  --faq-card: #0B1229;
  --faq-card-hi: #0E1633;
  position: relative;
  background:
    radial-gradient(120% 70% at 88% -12%, rgba(42, 27, 77, 0.85), transparent 62%),
    radial-gradient(80% 55% at -10% 38%, rgba(76, 125, 255, 0.10), transparent 68%),
    var(--starfield-900);
  color: var(--ink-white);
  font-family: var(--font-body);
  padding-bottom: clamp(56px, 8vw, 112px);
  overflow-x: clip;
}

.page-faq .mono {
  font-family: var(--font-mono);
}

/* ---------- hero ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(104px, 15vw, 176px) 0 clamp(36px, 5vw, 64px);
  overflow: clip;
}

.page-faq .faq-hero .shell {
  position: relative;
  z-index: 1;
}

.page-faq .hero-ghost {
  position: absolute;
  top: clamp(48px, 8vw, 104px);
  right: -3vw;
  z-index: 0;
  font-size: clamp(120px, 26vw, 320px);
  line-height: 0.8;
  font-weight: 900;
  letter-spacing: -0.05em;
  color: rgba(76, 125, 255, 0.11);
  pointer-events: none;
  user-select: none;
}

.page-faq .crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--mist-gray);
}

.page-faq .crumbs a {
  color: var(--mist-gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .crumbs a:hover,
.page-faq .crumbs a:focus-visible {
  color: var(--aurora-cyan);
  border-bottom-color: var(--aurora-cyan);
}

.page-faq .crumb-sep {
  color: var(--panel-line);
}

.page-faq .faq-h1 {
  margin: 18px 0 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(46px, 9vw, 116px);
  line-height: 0.94;
  letter-spacing: -0.025em;
}

.page-faq .faq-lede {
  max-width: 44ch;
  margin-top: 22px;
  color: var(--mist-gray);
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.78;
}

.page-faq .hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0;
  margin: clamp(32px, 5vw, 56px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--panel-line);
}

.page-faq .hero-stats > li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 20px 20px 0;
  border-bottom: 1px solid var(--panel-line);
}

.page-faq .stat-num {
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 700;
  line-height: 1;
  color: var(--star-gold);
  letter-spacing: -0.01em;
}

.page-faq .stat-unit {
  margin-left: 5px;
  font-size: 0.46em;
  letter-spacing: 0.08em;
  color: var(--mist-gray);
}

.page-faq .stat-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist-gray);
  letter-spacing: 0.02em;
}

/* ---------- layout ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  padding-top: clamp(40px, 6vw, 76px);
}

.page-faq .faq-stream {
  display: flex;
  flex-direction: column;
  gap: clamp(48px, 6vw, 88px);
  min-width: 0;
}

/* ---------- index ---------- */
.page-faq .index-title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist-gray);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--star-gold);
  display: inline-block;
}

.page-faq .index-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .index-list > li {
  flex: 0 0 auto;
}

.page-faq .index-link {
  display: grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--panel-line);
  color: var(--mist-gray);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-faq .index-num {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--star-gold);
}

.page-faq .index-link:hover,
.page-faq .index-link:focus-visible {
  color: var(--ink-white);
  border-color: var(--aurora-cyan);
  background: rgba(53, 230, 210, 0.07);
}

/* ---------- block head ---------- */
.page-faq .faq-block {
  scroll-margin-top: 112px;
  min-width: 0;
}

.page-faq .block-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin: 0 0 clamp(20px, 2.6vw, 30px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--panel-line);
}

.page-faq .block-num {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--star-gold);
}

.page-faq .block-title {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.12;
  letter-spacing: -0.015em;
}

.page-faq .block-note {
  flex: 1 1 100%;
  margin: 0;
  max-width: 62ch;
  color: var(--mist-gray);
  font-size: 15px;
  line-height: 1.72;
}

.page-faq .block-more {
  margin: 20px 0 0;
  font-size: 14px;
  color: var(--mist-gray);
}

.page-faq .block-more a {
  color: var(--aurora-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 210, 0.42);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .block-more a:hover,
.page-faq .block-more a:focus-visible {
  color: var(--star-gold);
  border-bottom-color: var(--star-gold);
}

/* ---------- qa ---------- */
.page-faq .qa-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .qa {
  position: relative;
  background: var(--faq-card);
  border-left: 3px solid var(--panel-line);
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-faq .qa:hover {
  border-left-color: var(--aurora-cyan);
}

.page-faq .qa[open] {
  border-left-color: var(--aurora-cyan);
  background: var(--faq-card-hi);
}

.page-faq .qa > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
}

.page-faq .qa > summary::-webkit-details-marker {
  display: none;
}

.page-faq .qa > summary::marker {
  content: "";
}

.page-faq .qa-num {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist-gray);
  transition: color 0.18s var(--ease);
}

.page-faq .qa[open] .qa-num {
  color: var(--star-gold);
}

.page-faq .qa-text {
  font-size: clamp(15px, 1.5vw, 17px);
  font-weight: 500;
  line-height: 1.55;
  color: var(--ink-white);
}

.page-faq .qa > summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--aurora-cyan);
  transition: color 0.18s var(--ease);
}

.page-faq .qa[open] > summary::after {
  content: "\2212";
  color: var(--star-gold);
}

.page-faq .qa-body {
  padding: 16px 22px 20px;
  border-top: 1px dashed var(--panel-line);
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist-gray);
}

.page-faq .qa-body p {
  margin: 0;
  max-width: 64ch;
}

.page-faq .qa-body a {
  color: var(--aurora-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 210, 0.42);
}

.page-faq .qa-body a:hover,
.page-faq .qa-body a:focus-visible {
  color: var(--star-gold);
  border-bottom-color: var(--star-gold);
}

/* ---------- split block ---------- */
.page-faq .block-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 34px);
}

.page-faq .block-figure {
  margin: 0;
}

.page-faq .block-figure img,
.page-faq .rule-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .block-figure img {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-faq .block-figure figcaption,
.page-faq .rule-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.62;
  color: var(--mist-gray);
}

/* ---------- rule band ---------- */
.page-faq .faq-block--rule {
  position: relative;
  padding-top: clamp(22px, 3vw, 34px);
}

.page-faq .faq-block--rule::before {
  content: "";
  position: absolute;
  inset: 0 -3% auto -3%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--deep-violet) 18%, var(--aurora-cyan) 50%, var(--deep-violet) 82%, transparent);
  opacity: 0.75;
}

.page-faq .rule-figure {
  margin: 0 0 clamp(22px, 3.2vw, 34px);
}

.page-faq .rule-figure img {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-faq .rule-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .rule-card {
  position: relative;
  padding: 20px 18px 26px;
  background: linear-gradient(165deg, rgba(42, 27, 77, 0.62), #0E1633 52%, #0B1229 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  transition: background 0.18s var(--ease);
}

.page-faq .rule-card[open] {
  background: linear-gradient(165deg, rgba(53, 230, 210, 0.15), #0E1633 55%, #0B1229 100%);
}

.page-faq .rule-card > summary {
  display: block;
  cursor: pointer;
  list-style: none;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--panel-line);
}

.page-faq .rule-card > summary::-webkit-details-marker {
  display: none;
}

.page-faq .rule-card > summary::marker {
  content: "";
}

.page-faq .rule-step {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--star-gold);
}

.page-faq .rule-name {
  display: block;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.3;
  color: var(--ink-white);
}

.page-faq .rule-body {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--mist-gray);
}

/* ---------- outro ---------- */
.page-faq .faq-outro {
  position: relative;
  margin-top: clamp(64px, 9vw, 120px);
  padding-top: clamp(40px, 6vw, 72px);
}

.page-faq .faq-outro::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(100%, 1240px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--panel-line) 18%, var(--star-gold) 50%, var(--panel-line) 82%, transparent);
}

.page-faq .outro-panel {
  display: grid;
  gap: 14px;
  padding: clamp(28px, 4vw, 52px);
  background: linear-gradient(140deg, rgba(42, 27, 77, 0.72), rgba(14, 22, 51, 0.94) 48%, rgba(6, 11, 31, 0.99));
  border: 1px solid var(--panel-line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-faq .outro-eyebrow {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--aurora-cyan);
}

.page-faq .outro-title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.page-faq .outro-text {
  margin: 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--mist-gray);
}

.page-faq .outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

/* ---------- responsive ---------- */
@media (min-width: 620px) {
  .page-faq .rule-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .hero-stats > li {
    padding-right: 28px;
  }
}

@media (min-width: 860px) {
  .page-faq .block-split {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: clamp(36px, 4vw, 64px);
  }

  .page-faq .faq-index {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-faq .index-title {
    display: block;
  }

  .page-faq .index-list {
    display: block;
    overflow: visible;
  }

  .page-faq .index-link {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px;
    padding: 12px 0;
    border: 0;
    border-bottom: 1px solid var(--panel-line);
    white-space: normal;
    background: none;
    font-size: 15px;
    transition: color 0.18s var(--ease), padding-left 0.18s var(--ease), border-color 0.18s var(--ease);
  }

  .page-faq .index-link:hover,
  .page-faq .index-link:focus-visible {
    background: none;
    border-bottom-color: var(--aurora-cyan);
    padding-left: 6px;
  }
}

@media (min-width: 1160px) {
  .page-faq .rule-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}