.page-faq {
  --faq-gap: clamp(22px, 3vw, 38px);
  --faq-pad: clamp(16px, 2.2vw, 22px);
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  overflow-x: hidden;
  padding-bottom: clamp(32px, 5vw, 64px);
}

/* ---------- hero ---------- */
.page-faq .faq-hero {
  padding: clamp(20px, 3.6vw, 40px) var(--gutter) clamp(44px, 6vw, 76px);
  background:
    radial-gradient(120% 100% at 84% 0%, rgba(124, 255, 90, 0.14), rgba(6, 17, 13, 0) 62%),
    linear-gradient(165deg, var(--surface) 0%, var(--ink) 66%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), 0 100%);
}

.page-faq .faq-crumbs {
  max-width: var(--shell);
  margin: 0 auto clamp(18px, 3vw, 30px);
}

.page-faq .faq-hero__inner {
  max-width: var(--shell);
  margin: 0 auto;
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-faq .faq-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-faq .faq-title::after {
  content: "";
  display: block;
  width: 84px;
  height: 4px;
  margin-top: 18px;
  background: var(--lime);
  border-radius: 2px;
}

.page-faq .faq-hero__text .lede {
  margin-top: 20px;
  max-width: 60ch;
  color: var(--steel);
}

.page-faq .faq-jump {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 7px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--steel);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: color 120ms var(--ease), border-color 120ms var(--ease), background 120ms var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
}

.page-faq .faq-board {
  background: rgba(12, 35, 26, 0.72);
  border: 1px solid var(--line);
  border-left: 4px solid var(--lime);
  border-radius: var(--radius);
  padding: var(--faq-pad);
}

.page-faq .faq-board__cap {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-faq .faq-board__row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-board__num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
  min-width: 52px;
}

.page-faq .faq-board__num--orange {
  color: var(--orange);
}

.page-faq .faq-board__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--steel);
}

/* ---------- shared section head ---------- */
.page-faq .faq-sec-head {
  max-width: 68ch;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}

.page-faq .faq-sec-head h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.01em;
}

.page-faq .faq-sec-head p {
  margin: 12px 0 0;
  color: var(--steel);
  line-height: 1.75;
}

.page-faq .faq-sec-head p a,
.page-faq .faq-note a,
.page-faq .faq-submit__text a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 255, 90, 0.45);
}

.page-faq .faq-sec-head p a:hover,
.page-faq .faq-note a:hover,
.page-faq .faq-submit__text a:hover {
  border-bottom-color: var(--lime);
}

/* ---------- self check ---------- */
.page-faq .faq-selfcheck {
  padding: clamp(36px, 5vw, 64px) var(--gutter);
}

.page-faq .faq-selfcheck .shell {
  max-width: var(--shell);
  margin: 0 auto;
}

.page-faq .selfcheck {
  position: relative;
  display: grid;
  gap: 14px;
}

.page-faq .sc-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  margin: 0;
  pointer-events: none;
}

.page-faq .sc-meter {
  position: relative;
  height: 8px;
  border-radius: 999px;
  background: var(--mid);
  overflow: hidden;
}

.page-faq .sc-fill {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, rgba(124, 255, 90, 0.55), var(--lime));
  transition: width 320ms var(--ease);
}

.page-faq .sc-meter__label {
  margin: -4px 0 6px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-faq .sc-cards {
  display: grid;
  gap: 12px;
}

.page-faq .sc-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: var(--faq-pad);
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid rgba(159, 180, 199, 0.28);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 160ms var(--ease), transform 160ms var(--ease), background 160ms var(--ease);
}

.page-faq .sc-card:hover {
  transform: translateY(-4px);
}

.page-faq .sc-card__box {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: transparent;
  transition: background 120ms var(--ease), border-color 120ms var(--ease);
}

.page-faq .sc-card__body {
  display: block;
}

.page-faq .sc-card__name {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-faq .sc-card__text {
  display: block;
  margin-top: 4px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .sc-card__next {
  display: none;
  grid-column: 2;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
}

.page-faq #sc-1:checked ~ .sc-cards label[for="sc-1"],
.page-faq #sc-2:checked ~ .sc-cards label[for="sc-2"],
.page-faq #sc-3:checked ~ .sc-cards label[for="sc-3"] {
  border-left-color: var(--lime);
  background: var(--mid);
}

.page-faq #sc-1:checked ~ .sc-cards label[for="sc-1"] .sc-card__box,
.page-faq #sc-2:checked ~ .sc-cards label[for="sc-2"] .sc-card__box,
.page-faq #sc-3:checked ~ .sc-cards label[for="sc-3"] .sc-card__box {
  background: var(--lime);
  border-color: var(--lime);
}

.page-faq #sc-1:checked ~ .sc-cards label[for="sc-1"] .sc-card__box::after,
.page-faq #sc-2:checked ~ .sc-cards label[for="sc-2"] .sc-card__box::after,
.page-faq #sc-3:checked ~ .sc-cards label[for="sc-3"] .sc-card__box::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(40deg);
}

.page-faq #sc-1:checked ~ .sc-cards label[for="sc-1"] .sc-card__next,
.page-faq #sc-2:checked ~ .sc-cards label[for="sc-2"] .sc-card__next,
.page-faq #sc-3:checked ~ .sc-cards label[for="sc-3"] .sc-card__next {
  display: block;
}

.page-faq #sc-1:checked ~ .sc-meter .sc-fill { width: 34%; }
.page-faq #sc-2:checked ~ .sc-meter .sc-fill { width: 34%; }
.page-faq #sc-3:checked ~ .sc-meter .sc-fill { width: 34%; }
.page-faq #sc-1:checked ~ #sc-2:checked ~ .sc-meter .sc-fill { width: 67%; }
.page-faq #sc-1:checked ~ #sc-3:checked ~ .sc-meter .sc-fill { width: 67%; }
.page-faq #sc-2:checked ~ #sc-3:checked ~ .sc-meter .sc-fill { width: 67%; }
.page-faq #sc-1:checked ~ #sc-2:checked ~ #sc-3:checked ~ .sc-meter .sc-fill { width: 100%; }

.page-faq #sc-1:focus-visible ~ .sc-cards label[for="sc-1"],
.page-faq #sc-2:focus-visible ~ .sc-cards label[for="sc-2"],
.page-faq #sc-3:focus-visible ~ .sc-cards label[for="sc-3"] {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

/* ---------- figures ---------- */
.page-faq .faq-figure {
  margin: clamp(18px, 2.6vw, 26px) 0 0;
}

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

.page-faq .faq-figure--phone {
  margin-top: 0;
}

/* ---------- layout with sticky aside ---------- */
.page-faq .faq-layout {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(30px, 4vw, 54px);
  display: grid;
  gap: var(--faq-gap);
  align-items: start;
}

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

/* ---------- chapters ---------- */
.page-faq .faq-chapter {
  padding: clamp(26px, 4vw, 44px) 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-chapter:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-chapter--v4 {
  background: linear-gradient(180deg, rgba(18, 53, 40, 0.55), rgba(6, 17, 13, 0));
  border-radius: var(--radius);
  padding-left: var(--faq-pad);
  padding-right: var(--faq-pad);
  border-top: 1px solid rgba(124, 255, 90, 0.28);
}

.page-faq .faq-pair {
  display: grid;
  gap: var(--faq-gap);
}

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

/* ---------- accordion ---------- */
.page-faq .qa {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color 160ms var(--ease);
}

.page-faq .qa[open] {
  border-color: rgba(124, 255, 90, 0.42);
}

.page-faq .qa summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px var(--faq-pad);
  transition: background 120ms var(--ease);
}

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

.page-faq .qa summary:hover {
  background: rgba(18, 53, 40, 0.6);
}

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: -2px;
}

.page-faq .qa__title {
  flex: 1;
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
}

.page-faq .qa__no {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
  transition: color 120ms var(--ease);
}

.page-faq .qa[open] .qa__no {
  color: var(--orange);
}

.page-faq .qa summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--lime);
}

.page-faq .qa[open] summary::after {
  content: "−";
  color: var(--orange);
}

.page-faq .qa__body {
  padding: 4px var(--faq-pad) var(--faq-pad);
  display: grid;
  gap: 16px;
}

.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0 0 0 20px;
  border-left: 3px solid rgba(124, 255, 90, 0.3);
}

.page-faq .steps__item {
  position: relative;
  padding: 0 0 14px 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .steps__item:last-child {
  padding-bottom: 0;
}

.page-faq .steps__item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 9px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(124, 255, 90, 0.14);
}

.page-faq .qa__result {
  background: var(--info);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}

.page-faq .qa__result p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .qa__result-cap {
  margin-bottom: 6px !important;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--lime-soft);
}

/* ---------- v4 checklist ---------- */
.page-faq .v4 {
  display: grid;
  gap: 10px;
}

.page-faq .chk {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 16px;
  background: rgba(12, 35, 26, 0.85);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 120ms var(--ease), background 120ms var(--ease);
}

.page-faq .chk:hover {
  border-color: var(--line-strong);
}

.page-faq .chk__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .chk__box {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  transition: background 120ms var(--ease), border-color 120ms var(--ease);
}

.page-faq .chk__text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .chk__text strong {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-faq .chk__input:checked + .chk__box {
  background: var(--lime);
  border-color: var(--lime);
}

.page-faq .chk__input:checked + .chk__box::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0;
  width: 5px;
  height: 9px;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(40deg);
}

.page-faq .chk__input:checked ~ .chk__text {
  color: var(--text);
}

.page-faq .chk__input:focus-visible + .chk__box {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-faq .faq-note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- aside ---------- */
.page-faq .faq-aside {
  min-width: 0;
}

.page-faq .prep {
  background: var(--mid);
  border: 1px solid var(--line);
  border-left: 4px solid var(--orange);
  border-radius: var(--radius);
  padding: var(--faq-pad);
}

.page-faq .prep__summary {
  list-style: none;
  cursor: pointer;
  display: block;
}

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

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

.page-faq .prep__cap {
  display: block;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--orange);
}

.page-faq .prep__title {
  display: block;
  margin-top: 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-faq .prep__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .prep__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .prep__list .mono {
  color: var(--lime);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-faq .prep__foot {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- submit ---------- */
.page-faq .faq-submit {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.page-faq .faq-submit__grid {
  display: grid;
  gap: var(--faq-gap);
  background: linear-gradient(140deg, var(--mid) 0%, var(--surface) 62%, var(--ink) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(22px, 3.4vw, 40px);
  clip-path: polygon(0 22px, 100% 0, 100% 100%, 0 100%);
}

.page-faq .faq-submit__text h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.01em;
}

.page-faq .faq-submit__text p {
  margin: 14px 0 0;
  max-width: 52ch;
  line-height: 1.8;
  color: var(--steel);
}

.page-faq .faq-submit__text .btn {
  margin-top: 22px;
}

.page-faq .faq-postlist {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-postlist a {
  display: block;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  text-decoration: none;
  transition: border-color 120ms var(--ease), transform 120ms var(--ease), color 120ms var(--ease);
}

.page-faq .faq-postlist a:hover,
.page-faq .faq-postlist a:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
  transform: translateX(3px);
}

/* ---------- responsive ---------- */
@media (min-width: 720px) {
  .page-faq .sc-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .sc-card {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .page-faq .v4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .qa__body {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-faq .faq-submit__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 0.58fr);
    align-items: end;
  }

  .page-faq .faq-pair {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.52fr);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1fr) 296px;
    align-items: start;
  }

  .page-faq .faq-aside {
    position: sticky;
    top: calc(var(--bar-h) + 18px);
  }

  .page-faq .faq-chapter:first-child {
    padding-top: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .sc-fill,
  .page-faq .sc-card,
  .page-faq .qa,
  .page-faq .chk,
  .page-faq .faq-postlist a,
  .page-faq .faq-jump a {
    transition: none;
  }

  .page-faq .sc-card:hover,
  .page-faq .faq-postlist a:hover {
    transform: none;
  }
}
<<<END>>>