.page-faq {
  --faq-tone: var(--cyan);
  --faq-glow: rgba(53, 240, 224, 0.14);
  position: relative;
  overflow-x: clip;
  background: var(--ink);
  color: var(--text);
}

/* ---------- hero ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 4vw, 44px) 0 clamp(32px, 6vw, 76px);
  background:
    radial-gradient(900px 380px at 84% -14%, var(--faq-glow), transparent 64%),
    radial-gradient(620px 320px at 2% 112%, rgba(138, 107, 255, 0.14), transparent 62%),
    var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -14%;
  top: 38%;
  width: 132%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(53, 240, 224, 0.5), transparent);
  transform: rotate(-6deg);
  transform-origin: left center;
  pointer-events: none;
}

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

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  margin-top: clamp(20px, 4vw, 40px);
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-faq .faq-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.2vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 42em;
  color: var(--muted);
  font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
  line-height: 1.85;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  align-self: end;
}

.page-faq .faq-stat {
  padding: 14px 12px;
  background: rgba(18, 41, 74, 0.78);
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.1rem, 2.4vw, 1.5rem);
  font-weight: 700;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.page-faq .faq-stat__label {
  display: block;
  margin-top: 5px;
  font-size: 0.72rem;
  line-height: 1.4;
  color: var(--muted);
}

/* ---------- category index ---------- */
.page-faq .faq-cats {
  padding: clamp(40px, 7vw, 84px) 0;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-cats__figure {
  margin: clamp(22px, 4vw, 40px) 0 clamp(22px, 4vw, 40px);
  max-width: 1000px;
}

.page-faq .faq-cats__figure .media__img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-faq .faq-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-index__item {
  min-width: 0;
}

.page-faq .faq-index__item:nth-child(3n + 1) .faq-cat {
  --tone: var(--cyan);
}

.page-faq .faq-index__item:nth-child(3n + 2) .faq-cat {
  --tone: var(--violet);
}

.page-faq .faq-index__item:nth-child(3n) .faq-cat {
  --tone: var(--coral);
}

.page-faq .faq-cat {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 124px;
  padding: 18px 20px 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--tone, var(--cyan));
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  color: var(--text);
  text-decoration: none;
  transition: background 0.3s var(--ease), transform 0.3s var(--ease),
    border-color 0.3s var(--ease);
}

.page-faq .faq-cat:hover,
.page-faq .faq-cat:focus-visible {
  background: rgba(53, 240, 224, 0.07);
  border-color: var(--tone, var(--cyan));
  transform: translateY(-2px);
}

.page-faq .faq-cat__idx {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--tone, var(--cyan));
}

.page-faq .faq-cat__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.35;
  letter-spacing: -0.005em;
}

.page-faq .faq-cat__count {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- Q&A blocks ---------- */
.page-faq .faq-block {
  padding: clamp(34px, 6vw, 72px) 0;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-block--alt {
  background: var(--ink-2);
}

.page-faq .faq-block__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 6px 16px;
  margin-bottom: clamp(14px, 2.5vw, 26px);
}

.page-faq .faq-block__tag {
  grid-column: 1 / -1;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--coral-soft);
}

.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.8vw, 1.9rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-faq .faq-block__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  white-space: nowrap;
}

.page-faq .qa-list {
  display: grid;
  max-width: 960px;
  border-top: 1px solid var(--line);
}

.page-faq .qa {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .qa__main {
  min-width: 0;
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  width: 100%;
  margin: 0;
  padding: 3px 0 3px 15px;
  border: 0;
  border-left: 2px solid var(--line);
  background: none;
  color: var(--text);
  font-family: var(--font-body);
  font-size: clamp(0.97rem, 1.6vw, 1.0625rem);
  font-weight: 600;
  line-height: 1.55;
  text-align: left;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: border-color 0.28s var(--ease), color 0.28s var(--ease);
}

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

.page-faq .qa__q[aria-expanded="true"] {
  border-left-color: var(--cyan);
}

.page-faq .qa__mark {
  flex: none;
  width: 14px;
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1.2;
  color: var(--cyan);
  transition: transform 0.3s var(--ease);
}

.page-faq .qa__q[aria-expanded="true"] .qa__mark {
  transform: rotate(45deg);
}

.page-faq .qa__body {
  padding: 10px 0 2px 15px;
}

.page-faq .qa__q[aria-expanded="false"] + .qa__body {
  display: none;
}

.page-faq .qa__a {
  margin: 0;
  padding-left: 15px;
  border-left: 2px solid rgba(53, 240, 224, 0.3);
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.85;
  text-wrap: pretty;
}

.page-faq .qa__rel {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s var(--ease);
}

.page-faq .qa__rel::before {
  content: "→";
  color: var(--cyan);
}

.page-faq .qa__rel:hover,
.page-faq .qa__rel:focus-visible {
  color: var(--cyan);
}

/* ---------- response visual ---------- */
.page-faq .faq-help__figure {
  margin: clamp(24px, 4vw, 40px) 0 0;
  max-width: 860px;
}

.page-faq .faq-help__figure .media__img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* ---------- outro ---------- */
.page-faq .faq-outro {
  padding: clamp(36px, 6vw, 72px) 0 clamp(52px, 8vw, 96px);
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
}

.page-faq .faq-outro__panel {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 4vw, 38px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-faq .faq-outro__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.25rem, 2.6vw, 1.7rem);
  line-height: 1.25;
}

.page-faq .faq-outro__text {
  margin: 10px 0 0;
  max-width: 46em;
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.page-faq .faq-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- responsive ---------- */
@media (min-width: 560px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-faq .faq-outro__panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 28px;
  }

  .page-faq .faq-outro__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 860px) {
  .page-faq .qa {
    grid-template-columns: minmax(0, 1fr) 186px;
    gap: 0 26px;
    align-items: start;
  }

  .page-faq .qa__rel {
    justify-self: end;
    margin-top: 6px;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: end;
    gap: 48px;
  }

  .page-faq .faq-hero__stats {
    margin-bottom: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-cat,
  .page-faq .qa__q,
  .page-faq .qa__mark,
  .page-faq .qa__rel {
    transition: none;
  }

  .page-faq .faq-cat:hover,
  .page-faq .faq-cat:focus-visible {
    transform: none;
  }

  .page-faq .faq-hero::after {
    display: none;
  }
}