.page-faq {
  --faq-surface: rgba(19, 21, 35, 0.66);
  --faq-border: rgba(30, 136, 255, 0.24);
  --faq-dim: #A0A6B0;
  --faq-blue: #1E88FF;
  --faq-purple: #B026FF;
  --faq-green: #39FF14;
  --faq-cyan: #54E6FF;
  position: relative;
}

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 1.5rem 1rem 2rem;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -20%;
  width: 72%;
  height: 100%;
  background: linear-gradient(135deg, rgba(176, 38, 255, 0.16), rgba(30, 136, 255, 0.05));
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 10%;
  width: 4px;
  height: 30%;
  background: linear-gradient(to bottom, var(--faq-blue), var(--faq-purple));
  opacity: 0.8;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
}

.page-faq .faq-hero__content {
  padding-right: 0.25rem;
}

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--faq-dim);
}

.page-faq .breadcrumb a {
  color: var(--faq-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease;
}

.page-faq .breadcrumb a:hover {
  border-color: var(--faq-cyan);
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: 0.01em;
  color: var(--off-white);
}

.page-faq .faq-hero__lead {
  margin: 1rem 0 1.5rem;
  max-width: 60ch;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--faq-dim);
}

.page-faq .faq-hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-faq .faq-hero__status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.2rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--faq-border);
  border-radius: var(--radius-sm);
  background: rgba(10, 10, 18, 0.55);
  font-size: 0.88rem;
  color: var(--faq-dim);
  width: fit-content;
}

.page-faq .faq-hero__sep {
  color: rgba(160, 166, 176, 0.4);
}

.page-faq .faq-hero__visual {
  position: relative;
  z-index: 1;
  margin: 0.25rem 0 0;
  border: 1px solid var(--faq-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--dark-slate);
  transform: rotate(-0.8deg);
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-hero__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 180px;
  object-fit: cover;
  object-position: center 35%;
}

.page-faq .faq-quick-section {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1rem 2rem;
}

.page-faq .faq-section-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--off-white);
}

.page-faq .faq-section-title::before {
  content: "";
  display: inline-block;
  width: 0.4rem;
  height: 1.2rem;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--faq-blue), var(--faq-purple));
}

.page-faq .faq-quick-card {
  position: relative;
  padding: 1.5rem 1.25rem;
  border: 1px solid var(--faq-border);
  border-radius: var(--radius-lg);
  background: var(--faq-surface);
  overflow: hidden;
}

.page-faq .faq-quick-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--faq-blue), var(--faq-purple), var(--faq-cyan));
}

.page-faq .faq-search-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-faq .faq-search-label {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--faq-cyan);
}

.page-faq .faq-search-input {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border: 1px solid rgba(160, 166, 176, 0.28);
  border-radius: var(--radius-sm);
  background: rgba(10, 10, 18, 0.9);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--off-white);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-faq .faq-search-input::placeholder {
  color: rgba(160, 166, 176, 0.65);
}

.page-faq .faq-search-input:focus {
  outline: none;
  border-color: var(--faq-blue);
  box-shadow: 0 0 0 3px rgba(30, 136, 255, 0.28);
}

.page-faq .faq-tag-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.page-faq .faq-tag-label {
  font-size: 0.85rem;
  color: var(--faq-dim);
  letter-spacing: 0.04em;
}

.page-faq .faq-tag-row a.tag-chip {
  text-decoration: none;
  color: var(--faq-cyan);
  border-color: rgba(84, 230, 255, 0.35);
}

.page-faq .faq-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.page-faq .filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.9rem;
  border: 1px solid rgba(160, 166, 176, 0.3);
  border-radius: 999px;
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--faq-dim);
  cursor: pointer;
  transition: color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-faq .filter-btn:hover {
  color: var(--off-white);
  border-color: var(--faq-blue);
  box-shadow: 0 0 16px rgba(30, 136, 255, 0.18);
}

.page-faq .filter-btn.is-active {
  background: linear-gradient(120deg, rgba(30, 136, 255, 0.26), rgba(176, 38, 255, 0.18));
  color: var(--off-white);
  border-color: rgba(30, 136, 255, 0.7);
  box-shadow: var(--border-glow);
}

.page-faq .faq-count {
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  background: rgba(30, 136, 255, 0.16);
  color: var(--faq-cyan);
  font-size: 0.75rem;
}

.page-faq .faq-list-section {
  padding: 0 0 2rem;
}

.page-faq .faq-layout {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: start;
}

.page-faq .data-panel.faq-category-panel {
  border: 1px solid var(--faq-border);
  border-radius: var(--radius-lg);
  background: var(--faq-surface);
  overflow: hidden;
}

.page-faq .faq-category-panel .panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid rgba(240, 244, 255, 0.08);
}

.page-faq .faq-category-panel .panel-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--off-white);
}

.page-faq .faq-category-panel .panel-body {
  padding: 0.85rem;
}

.page-faq .faq-cat-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.page-faq .faq-cat-list .filter-btn {
  width: 100%;
  justify-content: space-between;
  border-radius: var(--radius-sm);
  padding: 0.8rem 0.9rem;
  font-size: 0.95rem;
}

.page-faq .faq-sidebar-note {
  margin-top: 1.25rem;
  padding: 1.15rem 1.2rem;
  border: 1px dashed rgba(176, 38, 255, 0.5);
  border-radius: var(--radius-md);
  background: rgba(176, 38, 255, 0.06);
}

.page-faq .faq-sidebar-note__title {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 0.98rem;
  color: var(--off-white);
}

.page-faq .faq-sidebar-note p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--faq-dim);
}

.page-faq .faq-sidebar-note a {
  color: var(--faq-cyan);
  white-space: nowrap;
}

.page-faq .faq-list-container {
  min-width: 0;
}

.page-faq .faq-items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-faq .faq-item {
  --faq-item-accent: var(--faq-blue);
  border: 1px solid var(--faq-border);
  border-left-width: 4px;
  border-radius: var(--radius-md);
  background: var(--faq-surface);
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.page-faq .faq-item[data-filter-tags="account"] {
  --faq-item-accent: var(--faq-blue);
}

.page-faq .faq-item[data-filter-tags="download"] {
  --faq-item-accent: var(--faq-purple);
}

.page-faq .faq-item[data-filter-tags="record"] {
  --faq-item-accent: var(--faq-cyan);
}

.page-faq .faq-item[data-filter-tags="guide"] {
  --faq-item-accent: var(--faq-green);
}

.page-faq .faq-item[data-filter-tags="member"] {
  --faq-item-accent: var(--faq-blue);
}

.page-faq .faq-item {
  border-left-color: var(--faq-item-accent);
}

.page-faq .faq-item:hover {
  transform: translateY(-2px);
  border-color: rgba(30, 136, 255, 0.5);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
}

.page-faq .faq-details summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 1.4rem;
  cursor: pointer;
  transition: background 0.25s ease;
}

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

.page-faq .faq-details summary:hover {
  background: rgba(30, 136, 255, 0.08);
}

.page-faq .faq-details[open] summary {
  border-bottom: 1px solid rgba(240, 244, 255, 0.08);
}

.page-faq .faq-q-icon {
  flex: 0 0 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--faq-item-accent, var(--faq-blue));
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--faq-item-accent, var(--faq-blue));
}

.page-faq .faq-q-wrap {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.page-faq .faq-q-category {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faq-item-accent, var(--faq-blue));
}

.page-faq .faq-q-category::before {
  content: "#";
  margin-right: 0.15rem;
}

.page-faq .faq-q-text {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--off-white);
}

.page-faq .faq-toggle {
  flex: 0 0 1.5rem;
  width: 1.5rem;
  height: 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(160, 166, 176, 0.3);
  border-radius: 50%;
  color: var(--faq-dim);
  transition: color 0.25s ease, border-color 0.25s ease;
}

.page-faq .faq-toggle::before {
  content: "+";
  line-height: 1;
  transition: transform 0.25s ease;
}

.page-faq .faq-details[open] .faq-toggle {
  color: var(--faq-cyan);
  border-color: var(--faq-cyan);
}

.page-faq .faq-details[open] .faq-toggle::before {
  transform: rotate(45deg);
}

.page-faq .faq-answer {
  padding: 1rem 1.4rem 1.4rem;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--faq-dim);
}

.page-faq .faq-answer p + p {
  margin-top: 0.75rem;
}

.page-faq .faq-answer a {
  color: var(--faq-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(84, 230, 255, 0.35);
  transition: border-color 0.25s ease;
}

.page-faq .faq-answer a:hover {
  border-color: var(--faq-cyan);
}

.page-faq .faq-none {
  padding: 3rem 1rem;
  text-align: center;
  border: 1px dashed rgba(160, 166, 176, 0.3);
  border-radius: var(--radius-md);
  color: var(--faq-dim);
}

.page-faq .faq-contact-section {
  position: relative;
  margin-top: 2rem;
  padding: 3rem 1rem;
  overflow: hidden;
}

.page-faq .faq-contact-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(30, 136, 255, 0.12), transparent 40%, rgba(176, 38, 255, 0.12));
  pointer-events: none;
}

.page-faq .faq-contact-container {
  position: relative;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
}

.page-faq .faq-contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
}

.page-faq .faq-contact-visual {
  border: 1px solid var(--faq-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transform: rotate(-1deg);
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-contact-visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-faq .faq-contact-content > p {
  max-width: 58ch;
  line-height: 1.7;
  color: var(--faq-dim);
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 1.5rem 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.6rem;
}

.page-faq .faq-contact-list li {
  display: grid;
  grid-template-columns: 4.8rem 1fr;
  gap: 0.4rem 0.6rem;
  align-items: center;
  padding: 0.85rem 1rem;
  border: 1px solid var(--faq-border);
  border-radius: var(--radius-sm);
  background: rgba(19, 21, 35, 0.7);
}

.page-faq .faq-contact-list span {
  font-size: 0.8rem;
  color: var(--faq-dim);
}

.page-faq .faq-contact-list strong {
  font-size: 0.95rem;
  font-weight: 600;
  word-break: break-all;
  color: var(--off-white);
}

.page-faq .faq-contact-tip {
  margin-top: 1rem;
  padding-left: 0.8rem;
  border-left: 2px solid var(--faq-purple);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--faq-dim);
}

.page-faq .faq-contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding: 0.8rem 1.4rem;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--faq-blue), var(--faq-purple));
  color: #FFFFFF;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(30, 136, 255, 0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-faq .faq-contact-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(176, 38, 255, 0.3);
}

@media (min-width: 600px) {
  .page-faq .faq-contact-list {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 768px) {
  .page-faq .faq-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 2rem;
  }

  .page-faq .faq-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 1rem);
  }

  .page-faq .faq-contact-layout {
    grid-template-columns: 340px minmax(0, 1fr);
    gap: 2.5rem;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 2rem;
  }

  .page-faq .faq-hero {
    padding: 2.5rem 1rem 3rem;
  }

  .page-faq .faq-hero__visual img {
    height: 240px;
  }
}