.page-faq {
  background: var(--paper-warm);
  overflow-x: hidden;
}

.page-faq__header {
  padding: 32px 0 48px;
  background:
    linear-gradient(135deg, rgba(255, 90, 0, 0.06) 0%, rgba(255, 249, 239, 0) 42%),
    var(--paper-warm);
  border-bottom: 1px solid var(--divider);
}

.page-faq__header .page-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--muted-text);
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.page-faq__header .page-breadcrumb a {
  color: var(--muted-text);
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}

.page-faq__header .page-breadcrumb a:hover,
.page-faq__header .page-breadcrumb a:focus-visible {
  color: var(--accent-orange);
}

.page-faq__header .page-breadcrumb__sep {
  color: var(--divider);
}

.page-faq__hero {
  display: grid;
  gap: 28px;
}

.page-faq__hero-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-faq__hero .page-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.18;
  color: var(--ink-deep);
  letter-spacing: -0.02em;
  max-width: 640px;
}

.page-faq__hero .page-lede {
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.8;
  color: var(--muted-text);
  max-width: 560px;
}

.page-faq__hero-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.page-faq__hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--accent-orange);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-faq__hero-count {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--divider);
  color: var(--ink-deep);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  background: var(--card-bg);
}

.page-faq__hero-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-float);
  min-height: 180px;
}

.page-faq__hero-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 2 / 1;
  clip-path: polygon(0 0, 100% 0, 100% 84%, 0 100%);
}

.page-faq__hero-speed {
  position: absolute;
  inset: auto 0 0 0;
  height: 64px;
  background: linear-gradient(105deg, transparent 0%, rgba(255, 90, 0, 0.55) 30%, rgba(255, 51, 102, 0.35) 62%, transparent 100%);
  clip-path: polygon(0 100%, 100% 100%, 100% 0, 0 72%);
  pointer-events: none;
}

.page-faq__hot {
  background: var(--paper-warm);
  padding: 64px 0;
}

.page-faq__hot .panel-head {
  margin-bottom: 36px;
}

.page-faq__accordion {
  display: grid;
  gap: 12px;
}

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--divider);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}

.faq-item[open] {
  border-color: rgba(26, 61, 92, 0.35);
  box-shadow: 0 2px 4px var(--shadow), 0 12px 32px rgba(0, 0, 0, 0.06);
}

.faq-item__summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

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

.faq-item__badge {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--accent-blue);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.faq-item:nth-child(even) .faq-item__badge {
  background: var(--accent-blue);
}

.faq-item:nth-child(odd) .faq-item__badge {
  background: var(--accent-orange);
}

.faq-item__text {
  flex: 1 1 auto;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-deep);
}

.faq-item__toggle {
  flex: 0 0 auto;
  position: relative;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1.5px solid var(--divider);
  transition: transform 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.faq-item__toggle::before,
.faq-item__toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 1.5px;
  background: var(--accent-blue);
  transform: translate(-50%, -50%);
  transition: transform 0.25s var(--ease-out);
}

.faq-item__toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item[open] .faq-item__toggle {
  transform: rotate(45deg);
  border-color: var(--accent-blue);
  background: rgba(26, 61, 92, 0.05);
}

.faq-item[open] .faq-item__toggle::before {
  transform: translate(-50%, -50%) rotate(180deg);
}

.faq-item[open] .faq-item__toggle::after {
  transform: translate(-50%, -50%) rotate(-90deg);
}

.faq-item__content {
  padding: 0 20px 20px 68px;
  border-left: 3px solid var(--accent-blue);
  margin-left: 22px;
  border-radius: 0 0 0 var(--radius-sm);
}

.faq-item__content p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted-text);
}

.faq-item__content a {
  color: var(--accent-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(26, 61, 92, 0.3);
  transition: text-decoration-color 0.2s var(--ease-out);
}

.faq-item__content a:hover {
  text-decoration-color: var(--accent-blue);
}

.page-faq__category-section {
  background:
    radial-gradient(circle at 85% 15%, rgba(255, 90, 0, 0.18) 0%, transparent 36%),
    var(--accent-blue);
  padding: 72px 0;
  position: relative;
}

.page-faq__category-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.panel-head--light .panel-title,
.panel-head--light .panel-desc {
  color: #fff;
}

.panel-head--light .panel-title {
  position: relative;
}

.panel-head--light .panel-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 48px;
  height: 3px;
  background: var(--accent-orange);
  transform: skewX(-20deg);
}

.panel-head--light .panel-desc {
  color: rgba(255, 255, 255, 0.75);
}

.page-faq__category-section .panel-index {
  color: rgba(255, 255, 255, 0.22);
}

.page-faq__category-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 40px;
  position: relative;
  z-index: 1;
}

.category-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  padding: 24px 22px;
  backdrop-filter: blur(4px);
  transition: background 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}

.category-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.22);
}

.category-card__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.category-card__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 90, 0, 0.18);
  border: 1.5px solid var(--accent-orange);
  color: var(--accent-orange);
  font-size: 19px;
  font-weight: 700;
  font-family: var(--font-mono);
  transition: transform 0.25s var(--ease-out);
}

.category-card:hover .category-card__icon {
  transform: scale(1.08) rotate(-4deg);
}

.category-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.01em;
}

.category-card__body {
  display: grid;
  gap: 10px;
}

.category-card__body details {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  transition: background 0.2s var(--ease-out);
}

.category-card__body details[open] {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.16);
}

.category-card__body summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  cursor: pointer;
  list-style: none;
  color: rgba(255, 255, 255, 0.92);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  user-select: none;
}

.category-card__body summary::-webkit-details-marker {
  display: none;
}

.category-card__toggle {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-right: 1.5px solid rgba(255, 255, 255, 0.6);
  border-bottom: 1.5px solid rgba(255, 255, 255, 0.6);
  transform: rotate(45deg) translateY(-2px);
  transition: transform 0.2s var(--ease-out);
}

.category-card__body details[open] .category-card__toggle {
  transform: rotate(225deg) translateY(-2px);
}

.category-card__body details p {
  margin: 0;
  padding: 0 14px 14px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.68);
}

.category-card__body details a {
  color: var(--accent-orange);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq__legacy {
  background: var(--paper-warm);
  padding: 72px 0;
}

.page-faq__legacy-grid {
  display: grid;
  gap: 36px;
  margin-top: 40px;
}

.page-faq__legacy-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: var(--card-bg);
  border: 1px solid var(--divider);
}

.page-faq__legacy-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-faq__legacy-caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  background: var(--card-bg);
  border-top: 1px solid var(--divider);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted-text);
  flex-wrap: wrap;
}

.page-faq__legacy-caption span:first-child {
  color: var(--accent-blue);
  font-weight: 700;
}

.page-faq__legacy-list {
  display: grid;
  gap: 12px;
  align-content: start;
}

.faq-item--compact .faq-item__summary {
  padding: 16px 18px;
}

.faq-item--compact .faq-item__content {
  padding-left: 58px;
}

.faq-item--compact .faq-item__badge {
  background: var(--highlight);
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-faq__contact {
  background:
    linear-gradient(135deg, rgba(255, 90, 0, 0.1) 0%, transparent 46%),
    var(--card-bg);
  padding: 72px 0;
  border-top: 1px solid var(--divider);
}

.panel-head--contact .panel-index {
  color: rgba(255, 90, 0, 0.35);
}

.page-faq__channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 40px;
}

.page-faq__channel {
  background: #fff;
  border: 1px solid var(--divider);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: center;
  align-items: center;
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}

.page-faq__channel:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
}

.page-faq__channel-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent-orange);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  margin-bottom: 12px;
  box-shadow: 0 4px 12px rgba(255, 90, 0, 0.25);
}

.page-faq__channel-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-deep);
}

.page-faq__channel-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent-blue);
  word-break: break-all;
}

.page-faq__channel-note {
  margin: 0;
  font-size: 13px;
  color: var(--muted-text);
  line-height: 1.5;
}

.page-faq__channel-note a {
  color: var(--accent-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq__contact-note {
  margin-top: 32px;
  padding: 16px 20px;
  background: rgba(255, 90, 0, 0.06);
  border-left: 3px solid var(--accent-orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-faq__contact-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted-text);
}

.page-faq__contact-note a {
  color: var(--accent-orange);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 768px) {
  .page-faq__hero {
    grid-template-columns: 5fr 6fr;
    align-items: center;
    gap: 40px;
  }

  .page-faq__hero-copy {
    order: 1;
  }

  .page-faq__hero-figure {
    order: 2;
  }

  .page-faq__category-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .page-faq__legacy-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: 44px;
  }

  .page-faq__channels {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq__channel {
    text-align: left;
    align-items: flex-start;
  }
}

@media (min-width: 1024px) {
  .page-faq__category-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq__category-grid .category-card:nth-child(4),
  .page-faq__category-grid .category-card:nth-child(5) {
    grid-column: span 1;
  }

  .page-faq__category-grid .category-card:nth-child(4) {
    grid-column: 1 / 2;
  }

  .page-faq__category-grid .category-card:nth-child(5) {
    grid-column: 2 / 3;
  }

  .page-faq__legacy-grid {
    grid-template-columns: 5fr 6fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq__hero-img,
  .page-faq__legacy-img,
  .faq-item,
  .category-card,
  .page-faq__channel {
    transition: none !important;
    animation: none !important;
  }

  .page-faq__hero-speed {
    display: none;
  }
}