.page-faq {
  --faq-lime-line: rgba(198, 255, 61, 0.24);
  --faq-hair: rgba(244, 241, 234, 0.1);
  --faq-hair-soft: rgba(244, 241, 234, 0.06);
  --faq-panel: rgba(18, 20, 23, 0.88);
  position: relative;
  overflow-x: clip;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .section {
  position: relative;
  padding: clamp(34px, 5vw, 60px) 0;
  scroll-margin-top: 110px;
}

.page-faq .section-title {
  font-size: clamp(24px, 3.4vw, 40px);
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 8px 0 10px;
}

.page-faq .section-note {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  max-width: 46em;
  margin: 0;
}

/* ---------- Hero ---------- */

.page-faq .guide-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3.4vw, 36px) 0 clamp(34px, 5vw, 62px);
}

.page-faq .guide-hero::before {
  content: "";
  position: absolute;
  top: -8%;
  right: -22vw;
  width: min(64vw, 520px);
  height: min(64vw, 520px);
  background: linear-gradient(140deg, rgba(198, 255, 61, 0.2), rgba(198, 255, 61, 0) 64%);
  clip-path: polygon(14% 0, 100% 0, 100% 86%, 86% 100%, 0 100%, 0 14%);
  transform: rotate(10deg);
  pointer-events: none;
}

.page-faq .guide-hero::after {
  content: "";
  position: absolute;
  left: const;
  left: 0;
  bottom: 0;
  width: clamp(90px, 24vw, 260px);
  height: 3px;
  background: linear-gradient(90deg, var(--lime), var(--orange));
}

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

.page-faq .guide-hero h1 {
  position: relative;
  z-index: 1;
  margin: 14px 0 22px;
  font-size: clamp(34px, 7.4vw, 82px);
  line-height: 1.03;
  letter-spacing: -0.025em;
  font-weight: 800;
}

.page-faq .hero-line {
  display: block;
}

.page-faq .hero-line--accent {
  color: var(--lime);
}

.page-faq .guide-hero .lede {
  position: relative;
  z-index: 1;
  max-width: 40em;
  color: var(--muted);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
}

.page-faq .hero-metrics {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(26px, 4vw, 42px);
  background: var(--faq-hair);
  border-top: 1px solid var(--faq-hair);
}

.page-faq .metric {
  background: var(--ink);
  padding: 16px 12px 14px 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .metric-value {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.2vw, 32px);
  line-height: 1;
  color: var(--lime);
  letter-spacing: -0.02em;
}

.page-faq .metric-unit {
  font-size: 0.5em;
  margin-left: 4px;
  color: var(--lime-dim);
}

.page-faq .metric-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

/* ---------- Layout + index ---------- */

.page-faq .guide-layout {
  display: block;
}

.page-faq .guide-content {
  min-width: 0;
}

.page-faq .guide-index-col {
  display: none;
}

.page-faq .guide-index-col .module-index {
  position: sticky;
  top: 104px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding-left: 0;
  border-left: 1px solid var(--faq-hair);
}

.page-faq .index-group {
  margin: 18px 0 6px;
  padding-left: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-faq .index-group:first-child {
  margin-top: 0;
}

.page-faq .guide-index-col .index-link {
  display: block;
  margin-left: -1px;
  padding: 7px 0 7px 14px;
  border-left: 2px solid transparent;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--slate);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .guide-index-col .index-link:hover,
.page-faq .guide-index-col .index-link:focus-visible {
  color: var(--paper);
  border-left-color: var(--lime-dim);
}

.page-faq .guide-index-col .index-link[aria-current="true"] {
  color: var(--lime);
  border-left-color: var(--lime);
}

/* ---------- Media frame ---------- */

.page-faq .media-frame {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--charcoal);
  clip-path: var(--cut-shape);
}

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

.page-faq .media-caption {
  padding: 12px 16px 14px;
  font-size: 13px;
  line-height: 1.66;
  color: var(--muted);
  background: rgba(18, 20, 23, 0.94);
}

.page-faq .steps-figure {
  margin-top: clamp(22px, 3vw, 34px);
}

/* ---------- Steps ---------- */

.page-faq .steps {
  position: relative;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-faq .steps::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: linear-gradient(180deg, var(--lime) 0%, rgba(198, 255, 61, 0.45) 55%, rgba(198, 255, 61, 0.06) 100%);
}

.page-faq .step {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 0 16px;
  padding: 26px 0;
}

.page-faq .step + .step {
  border-top: 1px dashed var(--faq-hair);
}

.page-faq .step-num {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 5px 0;
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--lime);
  transition: color 0.2s var(--ease);
}

.page-faq .step:hover .step-num {
  color: var(--orange);
}

.page-faq .step-body h3 {
  margin: 0 0 8px;
  font-size: clamp(18px, 2.4vw, 23px);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-faq .step-body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.74;
  color: var(--muted);
}

.page-faq .step-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .step-points li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.74;
  color: var(--muted);
}

.page-faq .step-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--lime);
}

.page-faq .step-points strong {
  color: var(--paper);
  font-weight: 600;
}

.page-faq .back-to-start {
  margin: 26px 0 0;
}

.page-faq .back-to-start a {
  text-decoration: none;
}

/* ---------- Panels ---------- */

.page-faq .guide-panel {
  position: relative;
  padding: clamp(20px, 3vw, 30px) clamp(18px, 2.6vw, 28px);
  background: linear-gradient(180deg, rgba(30, 42, 40, 0.78), rgba(18, 20, 23, 0.94));
  box-shadow: inset 3px 0 0 var(--lime);
  clip-path: var(--cut-shape);
}

.page-faq .guide-panel + .guide-panel {
  margin-top: clamp(16px, 2.2vw, 24px);
}

.page-faq .guide-panel--warn {
  box-shadow: inset 3px 0 0 var(--orange);
}

.page-faq .guide-panel h3 {
  margin: 0 0 12px;
  font-size: clamp(17px, 2.1vw, 21px);
  line-height: 1.35;
}

.page-faq .guide-panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
}

.page-faq .panel-lede {
  margin-bottom: 16px !important;
}

.page-faq .plain-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-faq .plain-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.76;
  color: var(--muted);
}

.page-faq .plain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 2px;
  background: var(--lime);
}

.page-faq .plain-list strong {
  color: var(--paper);
  font-weight: 600;
}

.page-faq .calendar-grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

.page-faq .combo-panel {
  margin-bottom: clamp(16px, 2.4vw, 24px);
}

.page-faq .combo {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
}

.page-faq .combo-tag {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--faq-lime-line);
  font-size: 13px;
  color: var(--paper);
}

.page-faq .combo-tag em {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--lime);
}

.page-faq .combo-plus,
.page-faq .combo-arrow {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--lime);
}

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

.page-faq .combo-result {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--paper);
  padding: 7px 12px;
  background: rgba(198, 255, 61, 0.1);
}

.page-faq .combo-notes {
  padding-top: 4px;
  border-top: 1px solid var(--faq-hair);
}

/* ---------- Paper panel ---------- */

.page-faq .panel-paper {
  position: relative;
  padding: clamp(22px, 3.2vw, 38px);
  background: var(--paper);
  color: var(--charcoal);
  clip-path: var(--cut-shape);
}

.page-faq .eyebrow--ink {
  color: var(--lime-dim);
}

.page-faq .panel-paper .section-title {
  color: var(--ink);
  margin: 8px 0 12px;
}

.page-faq .panel-paper .panel-lede {
  margin: 0 0 22px !important;
  font-size: 15px;
  line-height: 1.76;
  color: #45504B;
  max-width: 44em;
}

.page-faq .fact-list {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-faq .fact-row {
  display: grid;
  gap: 6px;
  padding: 15px 0;
  border-top: 1px solid rgba(18, 20, 23, 0.14);
}

.page-faq .fact-row dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink);
  font-weight: 600;
}

.page-faq .fact-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.74;
  color: #3B443F;
}

.page-faq .paper-links {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(18, 20, 23, 0.14);
  font-size: 14px;
  line-height: 1.74;
  color: #3B443F;
}

.page-faq .paper-links a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--lime-dim);
  text-underline-offset: 3px;
}

/* ---------- Favorites ---------- */

.page-faq .fav-grid {
  display: grid;
  gap: clamp(14px, 2.2vw, 20px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .fav-card {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--faq-panel);
  box-shadow: inset 0 0 0 1px var(--faq-hair);
  clip-path: var(--cut-shape);
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-faq .fav-card:hover {
  transform: translateY(-4px);
  box-shadow: inset 3px 0 0 var(--lime), inset 0 0 0 1px var(--faq-hair);
}

.page-faq .fav-mark {
  display: block;
  font-size: 15px;
  color: var(--lime);
  margin-bottom: 10px;
}

.page-faq .fav-card h3 {
  margin: 0 0 8px;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.34;
}

.page-faq .fav-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--muted);
}

.page-faq .feedback-flow {
  margin-top: clamp(20px, 3vw, 30px);
  padding: clamp(20px, 3vw, 30px);
  background: linear-gradient(180deg, rgba(255, 122, 47, 0.1), rgba(18, 20, 23, 0.9));
  box-shadow: inset 3px 0 0 var(--orange);
  clip-path: var(--cut-shape);
}

.page-faq .flow-title {
  margin: 0 0 16px;
  font-size: clamp(17px, 2.1vw, 21px);
}

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

.page-faq .flow-list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  font-size: 15px;
  line-height: 1.74;
  color: var(--muted);
}

.page-faq .flow-index {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  text-align: center;
  color: var(--orange);
  border: 1px solid rgba(255, 122, 47, 0.42);
  height: 26px;
}

/* ---------- FAQ ---------- */

.page-faq .qa-group {
  margin-top: clamp(22px, 3vw, 32px);
}

.page-faq .qa-group-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--lime);
}

.page-faq .qa {
  border-top: 1px solid var(--faq-hair);
  transition: background 0.24s var(--ease);
}

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

.page-faq .qa summary {
  position: relative;
  display: block;
  padding: 15px 40px 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--muted);
  transition: color 0.2s var(--ease);
}

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

.page-faq .qa summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  background: transparent;
  transition: background 0.2s var(--ease);
}

.page-faq .qa summary::after {
  content: "+";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--slate);
  transition: color 0.2s var(--ease);
}

.page-faq .qa summary:hover {
  color: var(--paper);
}

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

.page-faq .qa[open] {
  background: linear-gradient(90deg, rgba(198, 255, 61, 0.07), rgba(198, 255, 61, 0) 62%);
}

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

.page-faq .qa[open] summary::before {
  background: var(--lime);
}

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

.page-faq .qa-body {
  padding: 0 40px 16px 16px;
}

.page-faq .qa-body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--muted);
  max-width: 42em;
}

/* ---------- Help ---------- */

.page-faq .help-grid {
  display: grid;
  gap: clamp(14px, 2.2vw, 20px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .help-card {
  padding: clamp(18px, 2.6vw, 26px);
  background: var(--faq-panel);
  box-shadow: inset 0 0 0 1px var(--faq-hair);
  clip-path: var(--cut-shape);
}

.page-faq .help-tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 10px;
  background: rgba(198, 255, 61, 0.14);
  color: var(--lime);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-faq .help-card h3 {
  margin: 0 0 8px;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.34;
}

.page-faq .help-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--muted);
}

.page-faq .help-card a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
  word-break: break-word;
}

.page-faq .help-card a:hover {
  color: var(--paper);
}

/* ---------- Responsive ---------- */

@media (min-width: 768px) {
  .page-faq .hero-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .steps::before {
    left: 31px;
  }

  .page-faq .step {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 0 28px;
    padding: 32px 0;
  }

  .page-faq .fact-row {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 6px 24px;
    align-items: baseline;
  }

  .page-faq .fav-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

@media (min-width: 1024px) {
  .page-faq .guide-layout {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
    align-items: start;
  }

  .page-faq .guide-index-col {
    display: block;
  }

  .page-faq .help-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1280px) {
  .page-faq .calendar-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

  .page-faq .qa summary {
    padding-right: 56px;
  }

  .page-faq .qa-body {
    padding-right: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .fav-card,
  .page-faq .step-num,
  .page-faq .qa summary,
  .page-faq .index-link {
    transition: none;
  }

  .page-faq .fav-card:hover {
    transform: none;
  }
}