.page-faq {
  --faq-gap: clamp(20px, 3vw, 40px);
  overflow-x: clip;
}

.page-faq .faq-hero {
  position: relative;
  padding: clamp(24px, 4vw, 56px) 0 clamp(36px, 6vw, 84px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid) 1px, transparent 1px);
  background-size: 88px 88px;
  opacity: 0.42;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 84%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 84%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -32%;
  right: -14%;
  width: min(700px, 76vw);
  height: min(700px, 76vw);
  background:
    radial-gradient(circle at 42% 44%, rgba(0, 229, 255, 0.16), transparent 62%),
    radial-gradient(circle at 72% 74%, rgba(255, 107, 26, 0.11), transparent 60%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--faq-gap);
  align-items: start;
}

.page-faq .faq-hero__copy .eyebrow {
  margin-top: clamp(16px, 2.4vw, 28px);
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  max-width: 20ch;
}

.page-faq .faq-hero .lede {
  margin-top: clamp(16px, 2.4vw, 24px);
  max-width: 58ch;
}

.page-faq .faq-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-faq .faq-figure {
  margin: 0;
  position: relative;
  border: 1px solid var(--line);
  background: var(--console);
}

.page-faq .faq-figure::before {
  content: "GUIDE / 01";
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  padding: 6px 11px;
  background: var(--cyan);
  color: var(--arena);
  font-family: var(--font-data);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  color: var(--silver);
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

.page-faq .faq-figure--inset::before {
  content: "PATH / 02";
  background: var(--orange);
  color: var(--white);
}

.page-faq .faq-block {
  padding: clamp(40px, 6vw, 88px) 0;
}

.page-faq .faq-block + .faq-block {
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-tabs {
  margin-top: clamp(22px, 3.4vw, 40px);
}

.page-faq .tablist {
  display: flex;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  border-bottom: 1px solid var(--line);
}

.page-faq .tablist::-webkit-scrollbar {
  display: none;
}

.page-faq .tab {
  position: relative;
  flex: 0 0 auto;
  padding: 14px 18px 16px;
  background: transparent;
  border: 0;
  color: var(--silver);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  cursor: pointer;
  transition: color 0.24s ease;
}

.page-faq .tab::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.3s ease;
}

.page-faq .tab:hover {
  color: var(--cyan);
}

.page-faq .tab[aria-selected="true"] {
  color: var(--white);
}

.page-faq .tab[aria-selected="true"]::after {
  transform: scaleX(1);
}

.page-faq .tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-faq .tabpanel {
  padding-top: clamp(26px, 3.6vw, 46px);
}

.page-faq .tabpanel[hidden] {
  display: none;
}

.page-faq .faq-panel {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
}

.page-faq .faq-panel__head {
  max-width: 66ch;
}

.page-faq .faq-panel__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  font-weight: 800;
  line-height: 1.28;
  color: var(--white);
}

.page-faq .faq-panel__desc {
  margin: 0;
  color: var(--silver);
  font-size: 16px;
  line-height: 1.75;
}

.page-faq .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .step {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: clamp(14px, 2vw, 26px);
  padding: clamp(18px, 2.4vw, 26px) 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: width 0.3s ease;
}

.page-faq .step:hover::before {
  width: 100%;
}

.page-faq .step__num {
  display: block;
  padding-top: 3px;
  font-family: var(--font-data);
  font-size: 21px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-faq .step__num::after {
  content: "";
  display: block;
  width: 6px;
  height: 6px;
  margin-top: 10px;
  border-radius: 50%;
  background: var(--pulse);
  box-shadow: 0 0 0 4px rgba(0, 255, 194, 0.12);
}

.page-faq .step__title {
  margin: 0 0 7px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-faq .step__text {
  margin: 0;
  color: var(--silver);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-faq .faq-table {
  width: 100%;
  min-width: 520px;
}

.page-faq .faq-table caption {
  padding-bottom: 12px;
  text-align: left;
  font-family: var(--font-data);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-faq .tip {
  margin: 0;
  padding: 15px 18px 15px 20px;
  border-left: 3px solid var(--orange);
  background: rgba(255, 107, 26, 0.07);
  color: var(--silver);
  font-size: 15px;
  line-height: 1.74;
}

.page-faq .tip strong {
  color: var(--white);
}

.page-faq .cat-grid {
  display: grid;
  gap: 1px;
  grid-template-columns: minmax(0, 1fr);
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .cat {
  position: relative;
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--console);
}

.page-faq .cat::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 26px;
  height: 26px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: border-color 0.26s ease;
}

.page-faq .cat:hover::after {
  border-color: var(--cyan);
}

.page-faq .cat__index {
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .cat__name {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-faq .cat__desc {
  margin: 0;
  color: var(--silver);
  font-size: 14.5px;
  line-height: 1.72;
}

.page-faq .faq-qa__list {
  margin-top: clamp(22px, 3.4vw, 38px);
  border-top: 1px solid var(--line);
}

.page-faq .qa {
  border-bottom: 1px solid var(--line);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: clamp(16px, 2.2vw, 22px) 0;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: clamp(15.5px, 1.7vw, 17px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--white);
  transition: color 0.22s ease;
}

.page-faq .qa__q::-webkit-details-marker {
  display: none;
}

.page-faq .qa__q::marker {
  content: "";
}

.page-faq .qa__q::after {
  content: "";
  flex: 0 0 auto;
  width: 11px;
  height: 11px;
  margin-top: 6px;
  border-right: 1.5px solid var(--cyan);
  border-bottom: 1.5px solid var(--cyan);
  transform: rotate(45deg);
  transition: transform 0.28s ease, margin-top 0.28s ease;
}

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

.page-faq .qa[open] .qa__q::after {
  margin-top: 10px;
  transform: rotate(-135deg);
}

.page-faq .qa__a {
  padding: 0 clamp(28px, 6vw, 84px) clamp(18px, 2.4vw, 24px) 0;
  color: var(--silver);
  font-size: 15.5px;
  line-height: 1.82;
}

.page-faq .qa__a p {
  margin: 0 0 10px;
}

.page-faq .qa__a p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-support__card {
  position: relative;
  display: grid;
  gap: clamp(24px, 3.6vw, 48px);
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(0, 229, 255, 0.09), rgba(255, 107, 26, 0.07) 68%, transparent 100%);
  overflow: hidden;
}

.page-faq .faq-support__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 46px;
  border-top: 2px solid var(--cyan);
  border-left: 2px solid var(--cyan);
}

.page-faq .faq-support__title {
  margin: 14px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--white);
}

.page-faq .faq-support__desc {
  margin: 0;
  max-width: 46ch;
  color: var(--silver);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-faq .faq-contact {
  display: grid;
  align-content: start;
  gap: 0;
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-contact__key {
  flex: 0 0 76px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--silver);
}

.page-faq .faq-contact__val {
  flex: 1 1 220px;
  min-width: 0;
  color: var(--white);
  font-size: 15px;
  line-height: 1.6;
  word-break: break-word;
}

.page-faq .copy-btn {
  flex: 0 0 auto;
  padding: 6px 13px;
  background: transparent;
  border: 1px solid var(--steel);
  color: var(--silver);
  font-family: var(--font-data);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: color 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}

.page-faq .copy-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan);
  background: rgba(0, 229, 255, 0.08);
}

.page-faq .copy-btn[data-copied] {
  color: var(--pulse);
  border-color: var(--pulse);
}

.page-faq .contact-note {
  margin: 14px 0 0;
  color: var(--silver);
  font-size: 13.5px;
  line-height: 1.7;
}

.page-faq .faq-support__more {
  margin: clamp(20px, 3vw, 30px) 0 0;
  color: var(--silver);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-faq .faq-support__more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
  transition: border-color 0.22s ease, color 0.22s ease;
}

.page-faq .faq-support__more a:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

@media (min-width: 640px) {
  .page-faq .cat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
    gap: clamp(32px, 5vw, 72px);
  }

  .page-faq .step {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: clamp(18px, 2.4vw, 32px);
  }

  .page-faq .step__num {
    font-size: 24px;
  }

  .page-faq .faq-support__card {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-faq .cat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .tab,
  .page-faq .tab::after,
  .page-faq .step::before,
  .page-faq .qa__q,
  .page-faq .qa__q::after,
  .page-faq .cat::after,
  .page-faq .copy-btn {
    transition: none;
  }
}