/* ==============================
   PAGE-SPECIFIC · /support/ · slug=faq
   Scope: .page-faq
   ============================== */

.page-faq {
  background: var(--c-bg);
  color: var(--c-text);
}

/* ---------- 面包屑 ---------- */
.page-faq .bs-crumb {
  margin-bottom: 1.5rem;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 1.5rem 0 2rem;
  border-bottom: 1px solid var(--c-grid);
  background:
    linear-gradient(135deg, rgba(0, 230, 118, 0.05) 0%, transparent 55%),
    radial-gradient(circle at 15% 85%, rgba(0, 230, 118, 0.03), transparent 40%);
  overflow: hidden;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 1.75rem;
  align-items: center;
}

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

.page-faq .faq-hero__note {
  margin: 0 0 0.75rem;
  font-family: var(--bs-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-text-3);
}

.page-faq .faq-hero h1 {
  margin: 0 0 0.75rem;
  font-family: var(--bs-font-serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--c-text);
}

.page-faq .faq-hero__lead {
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--c-text-2);
}

/* 搜索框 */
.page-faq .faq-search__label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--c-text-2);
}

.page-faq .faq-search__box {
  position: relative;
  display: flex;
  align-items: center;
  border-bottom: 2px solid var(--c-grid);
  transition: border-color 0.2s ease;
}

.page-faq .faq-search__box:focus-within {
  border-bottom-color: var(--c-neon);
}

.page-faq .faq-search__glyph {
  position: relative;
  width: 1rem;
  height: 1rem;
  margin-right: 0.6rem;
  border: 1.5px solid var(--c-text-3);
  border-radius: 50%;
  flex: 0 0 auto;
}

.page-faq .faq-search__glyph::after {
  content: "";
  position: absolute;
  right: -0.3rem;
  bottom: -0.15rem;
  width: 0.55rem;
  height: 1.5px;
  background: var(--c-text-3);
  transform: rotate(45deg);
}

.page-faq .faq-search__box input {
  flex: 1;
  min-width: 0;
  padding: 0.65rem 0;
  background: transparent;
  border: none;
  color: var(--c-text);
  font-family: var(--bs-font-sans);
  font-size: 0.95rem;
}

.page-faq .faq-search__box input::placeholder {
  color: var(--c-text-3);
}

.page-faq .faq-search__box input:focus {
  outline: none;
}

.page-faq .faq-search__box input:focus-visible {
  outline: 1px solid var(--c-neon);
  outline-offset: 2px;
}

/* 热门标签 */
.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.page-faq .faq-tags__item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--c-grid);
  background: rgba(20, 39, 62, 0.6);
  color: var(--c-text-2);
  font-size: 0.82rem;
  line-height: 1.2;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.page-faq .faq-tags__item:hover,
.page-faq .faq-tags__item:focus-visible {
  border-color: var(--c-neon);
  color: var(--c-neon);
  background: rgba(0, 230, 118, 0.05);
}

.page-faq .faq-tags__dot {
  width: 0.4rem;
  height: 0.4rem;
  background: var(--c-text-3);
  flex: 0 0 auto;
  transition: background 0.2s;
}

.page-faq .faq-tags__item:hover .faq-tags__dot,
.page-faq .faq-tags__item:focus-visible .faq-tags__dot {
  background: var(--c-neon);
}

/* 首屏图片 */
.page-faq .faq-hero__media {
  position: relative;
  border: 1px solid var(--c-grid);
  background: var(--c-panel);
  overflow: hidden;
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-neon), var(--c-orange));
  opacity: 0.7;
}

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

/* ---------- 主体两栏 ---------- */
.page-faq .faq-layout {
  padding: 2rem 0 2.5rem;
}

.page-faq .faq-sidebar {
  min-width: 0;
  margin-bottom: 1.5rem;
}

.page-faq .faq-sidebar__inner {
  padding: 1.1rem;
  border: 1px solid var(--c-grid);
  background: var(--c-panel);
}

.page-faq .faq-sidebar__note {
  margin: 0 0 0.85rem;
  font-family: var(--bs-font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--c-text-3);
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--c-grid);
}

.page-faq .faq-nav {
  display: grid;
  gap: 0.1rem;
}

.page-faq .faq-nav__link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0.4rem;
  color: var(--c-text-2);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.page-faq .faq-nav__link:hover,
.page-faq .faq-nav__link:focus-visible {
  background: rgba(0, 230, 118, 0.05);
  border-left-color: var(--c-neon);
  color: var(--c-text);
}

.page-faq .faq-nav__num {
  font-family: var(--bs-font-mono);
  font-size: 0.7rem;
  color: var(--c-text-3);
  line-height: 1;
  transition: color 0.2s;
}

.page-faq .faq-nav__link:hover .faq-nav__num,
.page-faq .faq-nav__link:focus-visible .faq-nav__num {
  color: var(--c-neon);
}

.page-faq .faq-nav__text {
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-faq .faq-sidebar__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--c-grid);
}

.page-faq .faq-stat {
  padding: 0.6rem 0.4rem;
  border: 1px solid var(--c-grid);
  background: var(--c-bg);
  text-align: center;
}

.page-faq .faq-stat__num {
  display: block;
  font-family: var(--bs-font-mono);
  font-size: 1.4rem;
  line-height: 1.2;
  color: var(--c-neon);
}

.page-faq .faq-stat__label {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.68rem;
  color: var(--c-text-3);
}

/* ---------- 问题面板 ---------- */
.page-faq .faq-panels {
  min-width: 0;
  display: grid;
  gap: 1.5rem;
}

.page-faq .faq-section {
  border: 1px solid var(--c-grid);
  background: var(--c-panel);
}

.page-faq .faq-section__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--c-grid);
}

.page-faq .faq-section__head h2 {
  margin: 0;
  font-family: var(--bs-font-serif);
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--c-text);
  letter-spacing: 0.02em;
}

.page-faq .faq-section__badge {
  font-family: var(--bs-font-mono);
  font-size: 0.7rem;
  white-space: nowrap;
  color: var(--c-text-3);
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--c-grid);
}

.page-faq .faq-data__media {
  border-bottom: 1px solid var(--c-grid);
}

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

/* ---------- 手风琴条目 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--c-grid);
}

.page-faq .faq-item:last-child {
  border-bottom: none;
}

.page-faq .faq-item summary {
  position: relative;
  padding: 1rem 3rem 1rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--c-text);
  background: transparent;
  transition: background 0.2s ease;
}

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

.page-faq .faq-item summary:hover {
  background: rgba(0, 230, 118, 0.04);
}

.page-faq .faq-item summary:focus-visible {
  outline: 1px solid var(--c-neon);
  outline-offset: -2px;
}

.page-faq .faq-item summary::before {
  content: "+";
  position: absolute;
  right: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--bs-font-mono);
  font-size: 1.1rem;
  color: var(--c-neon);
  line-height: 1;
}

.page-faq .faq-item[open] summary::before {
  content: "−";
}

.page-faq .faq-item__body {
  padding: 0 1.1rem 1rem;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--c-text-2);
}

.page-faq .faq-item__body > p {
  margin: 0;
}

.page-faq .faq-item__body a {
  color: var(--c-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__body a:hover,
.page-faq .faq-item__body a:focus-visible {
  color: var(--c-neon);
}

/* ---------- 投诉与建议 ---------- */
.page-faq .faq-complaint {
  padding: 2.25rem 0 2.5rem;
  border-top: 1px solid var(--c-grid);
  background:
    linear-gradient(135deg, rgba(255, 107, 53, 0.04) 0%, transparent 50%),
    var(--c-bg);
}

.page-faq .faq-complaint__grid {
  display: grid;
  gap: 1.75rem;
  align-items: start;
}

.page-faq .faq-complaint__note {
  margin: 0 0 0.6rem;
  font-family: var(--bs-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-neon);
}

.page-faq .faq-complaint h2 {
  margin: 0 0 0.75rem;
  font-family: var(--bs-font-serif);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 900;
  color: var(--c-text);
}

.page-faq .faq-complaint__content > p {
  margin: 0 0 1.25rem;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--c-text-2);
}

.page-faq .faq-complaint__contacts {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-faq .faq-complaint__contacts li {
  padding: 0.7rem 1rem;
  border-left: 2px solid var(--c-neon);
  background: var(--c-panel);
  font-size: 0.85rem;
  color: var(--c-text-2);
}

.page-faq .faq-complaint__contacts strong {
  display: inline-block;
  min-width: 5.5rem;
  color: var(--c-text);
  font-weight: 700;
  margin-right: 0.6rem;
}

.page-faq .faq-complaint__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

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

.page-faq .faq-complaint__card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.4rem 1.5rem 1.5rem;
  border: 1px solid var(--c-grid);
  background: var(--c-panel);
  min-height: 220px;
}

.page-faq .faq-complaint__card-num {
  margin-bottom: auto;
  font-family: var(--bs-font-mono);
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1;
  color: rgba(0, 230, 118, 0.16);
}

.page-faq .faq-complaint__card h3 {
  margin: 0.75rem 0 0.4rem;
  font-family: var(--bs-font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-text);
}

.page-faq .faq-complaint__card p {
  margin: 0 0 0.75rem;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--c-text-2);
}

.page-faq .faq-complaint__card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-neon);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.page-faq .faq-complaint__card-link:hover,
.page-faq .faq-complaint__card-link:focus-visible {
  border-bottom-color: var(--c-neon);
}

/* ---------- 桌面端增强 ---------- */
@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding: 2rem 0 2.5rem;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 2.5rem;
  }

  .page-faq .faq-layout {
    padding: 2.5rem 0 3rem;
  }

  .page-faq .faq-sidebar {
    margin-bottom: 0;
  }

  .page-faq .faq-panels {
    gap: 2rem;
  }

  .page-faq .faq-complaint__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 2.5rem;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-sidebar__inner {
    position: sticky;
    top: calc(var(--bs-nav-h) + 1.25rem);
  }

  .page-faq .faq-hero__content {
    padding-right: 1rem;
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition: none !important;
    animation: none !important;
  }
}