.page-faq .faq-hero {
  background:
    radial-gradient(120% 90% at 82% -20%, rgba(59, 242, 196, 0.16), transparent 62%),
    var(--ink);
  color: var(--paper);
  padding-block: clamp(22px, 4vw, 40px) 0;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-faq .faq-hero .crumbs {
  margin-bottom: clamp(20px, 3vw, 36px);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-faq .faq-hero-main h1 {
  font-size: clamp(28px, 6vw, 54px);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -0.01em;
  margin: 14px 0 0;
  max-width: 18em;
  color: var(--paper);
}

.page-faq .faq-lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--mist);
}

.page-faq .faq-board {
  background: var(--glass);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(8px);
  padding: 18px 20px 8px;
}

.page-faq .board-head {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--neon);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-faq .board-list {
  margin: 0;
}

.page-faq .board-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .board-row:last-child {
  border-bottom: 0;
}

.page-faq .board-row dt {
  font-size: 13px;
  color: var(--mist);
  letter-spacing: 0.04em;
}

.page-faq .board-row dd {
  margin: 0;
  color: var(--paper);
}

.page-faq .board-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 26px;
  font-weight: 600;
  color: var(--neon);
  letter-spacing: -0.02em;
}

.page-faq .board-unit {
  font-size: 12px;
  color: var(--mist);
  margin-left: 5px;
}

.page-faq .faq-cat-bar {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}

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

.page-faq .faq-cat-bar a {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num name"
    "num desc";
  column-gap: 14px;
  align-items: center;
  padding: 16px 4px;
  text-decoration: none;
  color: inherit;
  transition: background 0.24s var(--ease), color 0.24s var(--ease);
}

.page-faq .faq-cat-bar a:hover,
.page-faq .faq-cat-bar a:focus-visible {
  background: rgba(59, 242, 196, 0.08);
}

.page-faq .cat-num {
  grid-area: num;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 26px;
  font-weight: 600;
  color: var(--orange);
  line-height: 1;
}

.page-faq .cat-name {
  grid-area: name;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-faq .cat-desc {
  grid-area: desc;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
  margin-top: 4px;
}

.page-faq .faq-body {
  background: var(--paper);
  color: var(--text-ink);
  padding-block: clamp(28px, 4vw, 56px) clamp(40px, 6vw, 84px);
}

.page-faq .faq-banner {
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-faq .faq-layout {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-faq .side-label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(14, 21, 18, 0.5);
  margin: 0 0 12px;
}

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

.page-faq .side-nav li a {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  padding: 12px 2px;
  border-bottom: 1px solid var(--paper-line);
  text-decoration: none;
  color: var(--text-ink);
  font-size: 15px;
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-faq .side-nav li a:hover,
.page-faq .side-nav li a:focus-visible {
  color: #0d5c4a;
  padding-left: 8px;
}

.page-faq .side-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: rgba(14, 21, 18, 0.55);
}

.page-faq .side-help {
  margin-top: 24px;
  background: var(--ink);
  color: var(--paper);
  padding: 20px;
}

.page-faq .side-help-title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.page-faq .side-help-text {
  margin: 8px 0 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .side-help-btn {
  display: inline-block;
  font-size: 14px;
}

.page-faq .faq-group {
  scroll-margin-top: 96px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(32px, 4vw, 52px);
}

.page-faq .faq-group-title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--text-ink);
}

.page-faq .g-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: #0d5c4a;
}

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

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 2px;
  cursor: pointer;
  list-style: none;
  transition: color 0.2s var(--ease);
}

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

.page-faq .qa summary:hover .q-text,
.page-faq .qa summary:focus-visible .q-text {
  color: #0d5c4a;
}

.page-faq .q-num {
  flex: none;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 3px 6px;
  color: rgba(14, 21, 18, 0.72);
  border: 1px solid rgba(14, 21, 18, 0.22);
  transition: background 0.24s var(--ease), color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-faq .qa[open] .q-num {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--neon);
}

.page-faq .q-text {
  flex: 1 1 auto;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--text-ink);
  transition: color 0.2s var(--ease);
}

.page-faq .q-icon {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
  margin-top: 4px;
}

.page-faq .q-icon::before,
.page-faq .q-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 16px;
  height: 1.5px;
  background: rgba(14, 21, 18, 0.6);
  transition: transform 0.26s var(--ease), background 0.26s var(--ease);
}

.page-faq .q-icon::after {
  transform: rotate(90deg);
}

.page-faq .qa[open] .q-icon::before {
  background: #0d5c4a;
}

.page-faq .qa[open] .q-icon::after {
  transform: rotate(0deg);
  background: #0d5c4a;
}

.page-faq .q-body {
  padding: 0 0 20px 46px;
}

.page-faq .q-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(14, 21, 18, 0.82);
  max-width: 36em;
}

.page-faq .q-body a {
  color: #0d5c4a;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-lianbo {
  background:
    linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 100%);
  color: var(--paper);
  padding-block: clamp(44px, 6vw, 88px);
  border-top: 1px solid var(--line);
}

.page-faq .eyebrow--dark {
  color: var(--neon);
}

.page-faq .lianbo-head h2 {
  font-size: clamp(24px, 3.6vw, 40px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 12px 0 0;
  max-width: 15em;
  color: var(--paper);
}

.page-faq .lianbo-lede {
  margin: 16px 0 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .lianbo-grid {
  margin-top: clamp(28px, 4vw, 48px);
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-faq .faq-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-faq .faq-timeline li {
  position: relative;
  padding: 0 0 22px 26px;
  border-left: 1px solid var(--line-strong);
}

.page-faq .faq-timeline li:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-faq .faq-timeline li::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  background: var(--neon);
  box-shadow: 0 0 0 4px rgba(59, 242, 196, 0.14);
}

.page-faq .t-time {
  display: inline-block;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 0.02em;
}

.page-faq .faq-timeline h3 {
  margin: 6px 0 6px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-timeline p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 30em;
}

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

.page-faq .lianbo-figure figcaption {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-faq .faq-feedback {
  background: var(--ink-deep);
  color: var(--paper);
  padding-block: clamp(40px, 5vw, 76px);
  border-top: 1px solid var(--line);
}

.page-faq .feedback-grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-faq .feedback-main h2 {
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 600;
  line-height: 1.24;
  letter-spacing: -0.01em;
  margin: 12px 0 14px;
  max-width: 16em;
  color: var(--paper);
}

.page-faq .feedback-main > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 36em;
}

.page-faq .feedback-steps {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .feedback-steps li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
}

.page-faq .step-num {
  flex: none;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--neon);
}

.page-faq .feedback-mail {
  margin-top: 26px;
  background: var(--panel);
  border: 1px solid var(--line-strong);
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.page-faq .mail-label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-faq .mail-value {
  font-family: var(--font-num);
  font-size: clamp(14px, 2.2vw, 18px);
  letter-spacing: 0.01em;
  color: var(--neon);
  text-decoration: none;
  word-break: break-all;
}

.page-faq .mail-value:hover {
  color: var(--neon-soft);
}

.page-faq .feedback-aside {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 22px 20px;
}

.page-faq .feedback-aside h3 {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .feedback-contact {
  margin: 0;
}

.page-faq .feedback-contact > div {
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-faq .feedback-contact dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
  margin-bottom: 6px;
}

.page-faq .feedback-contact dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-faq .feedback-contact dd a {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  color: var(--orange);
  text-decoration: none;
}

.page-faq .feedback-contact dd a:hover {
  color: var(--neon-soft);
}

.page-faq .feedback-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .feedback-note a {
  color: var(--neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .feedback-btn {
  display: inline-block;
  margin-top: 18px;
  font-size: 14px;
}

@media (min-width: 680px) {
  .page-faq .faq-cat-bar {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-faq .faq-cat-bar li {
    border-right: 1px solid var(--line);
  }

  .page-faq .faq-cat-bar li:nth-child(2n) {
    border-right: 0;
  }

  .page-faq .faq-cat-bar a {
    padding: 20px 16px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }

  .page-faq .faq-cat-bar {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-faq .faq-cat-bar li {
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }

  .page-faq .faq-cat-bar li:nth-child(2n) {
    border-right: 1px solid var(--line);
  }

  .page-faq .faq-cat-bar li:last-child {
    border-right: 0;
  }

  .page-faq .faq-cat-bar a {
    padding: 22px 18px 24px;
  }

  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 232px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 96px;
  }

  .page-faq .lianbo-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-timeline li {
    padding-left: 30px;
    padding-bottom: 26px;
  }

  .page-faq .feedback-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-faq .feedback-mail {
    flex-direction: row;
    align-items: center;
    gap: 16px;
  }

  .page-faq .mail-label {
    flex: none;
  }

  .page-faq .mail-value {
    flex: 1 1 auto;
  }

  .page-faq .feedback-mail .btn {
    flex: none;
  }
}

@media (min-width: 1120px) {
  .page-faq .q-text {
    font-size: 17px;
  }

  .page-faq .q-body p {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa summary,
  .page-faq .q-icon::before,
  .page-faq .q-icon::after,
  .page-faq .side-nav li a,
  .page-faq .faq-cat-bar a {
    transition: none;
  }
}
<<<END>>>