.page-faq {
  --faq-sidebar-w: 260px;
}

/* ===== 首屏 Hero ===== */
.page-faq .faq-hero {
  position: relative;
  padding: 40px 0 72px;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(61, 183, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 183, 255, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 36px), 0 100%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: 20px;
  right: -80px;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(212, 168, 67, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.page-faq .faq-hero-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  margin-bottom: 18px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-panel);
}

.page-faq .faq-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-neon);
  box-shadow: 0 0 8px rgba(200, 255, 46, 0.7);
  animation: page-faq-blink 1.6s ease-in-out infinite;
}

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

.page-faq .faq-status-divider {
  color: var(--color-border);
}

.page-faq .faq-status-count {
  font-size: 12px;
  color: var(--color-text-dim);
}

.page-faq .faq-hero-copy h1 {
  position: relative;
  display: inline-block;
  margin: 8px 0 16px;
  font-family: var(--font-headline);
  font-size: clamp(56px, 9vw, 96px);
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.page-faq .faq-hero-copy h1::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 64px;
  height: 6px;
  background: var(--color-gold);
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-faq .faq-hero-copy h1::after {
  content: "?";
  margin-left: 10px;
  color: var(--color-gold);
  font-size: 0.65em;
  vertical-align: 8px;
}

.page-faq .faq-hero-lead {
  max-width: 560px;
  margin-bottom: 24px;
  color: var(--color-text-dim);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-search {
  max-width: 460px;
}

.page-faq .faq-search-label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--color-blue);
}

.page-faq .faq-search-label::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--color-blue);
}

.page-faq .faq-search-box {
  position: relative;
}

.page-faq .faq-search-box input {
  width: 100%;
  padding: 16px 48px 16px 18px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-faq .faq-search-box input::placeholder {
  color: var(--color-text-dim);
  opacity: 0.7;
}

.page-faq .faq-search-box input:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(61, 183, 255, 0.12);
}

.page-faq .faq-search-key {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-gold);
  font-size: 22px;
  font-weight: 700;
  pointer-events: none;
}

.page-faq .faq-hero-meta {
  margin-top: 16px;
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--color-text-dim);
}

.page-faq .faq-hero-visual {
  position: relative;
}

.page-faq .faq-hero-frame {
  position: relative;
  border: 1px solid rgba(212, 168, 67, 0.35);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-panel);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.page-faq .faq-hero-frame:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);
}

.page-faq .faq-hero-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .faq-hero-anno {
  position: absolute;
  top: 14px;
  right: -12px;
  z-index: 2;
  color: var(--color-gold);
  letter-spacing: 0.28em;
}

/* ===== 主布局 ===== */
.page-faq .faq-main-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-bottom: 96px;
}

/* 侧边栏 */
.page-faq .faq-rail-card {
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
}

.page-faq .faq-rail-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-size: 12px;
  letter-spacing: 0.25em;
  color: var(--color-text-dim);
}

.page-faq .faq-rail-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.page-faq .faq-rail-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .faq-rail-link {
  display: block;
  padding: 10px 12px;
  border-left: 3px solid var(--color-border);
  color: var(--color-text-dim);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-faq .faq-rail-link:hover {
  background: rgba(212, 168, 67, 0.06);
  border-left-color: var(--color-gold);
  color: var(--color-text);
}

.page-faq .faq-rail-stats {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 13px;
  color: var(--color-text-dim);
}

.page-faq .faq-rail-num {
  font-size: 28px;
  color: var(--color-gold);
}

.page-faq .faq-rail-btn {
  display: flex;
  justify-content: center;
  margin-top: 16px;
}

/* ===== 手风琴 ===== */
.page-faq .faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.page-faq .faq-group-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--color-border);
}

.page-faq .faq-group-index {
  font-family: var(--font-headline);
  font-size: 42px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-gold);
  letter-spacing: 0.02em;
}

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-headline);
  font-size: clamp(24px, 3vw, 32px);
  color: var(--color-text);
}

.page-faq .faq-group-note {
  flex-basis: 100%;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--color-text-dim);
}

.page-faq .faq-item {
  margin-bottom: 10px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(61, 183, 255, 0.45);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.3);
}

.page-faq .faq-item-question {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  user-select: none;
}

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

.page-faq .faq-item-question::marker {
  content: "";
}

.page-faq .faq-item-qnum {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 30px;
  padding: 0 6px;
  border-radius: 6px;
  background: rgba(212, 168, 67, 0.12);
  color: var(--color-gold);
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
}

.page-faq .faq-item-qtext {
  flex: 1;
  color: var(--color-text);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
}

.page-faq .faq-item-toggle {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  color: var(--color-blue);
  font-size: 20px;
  line-height: 1;
  transition: transform 0.35s var(--ease);
}

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

.page-faq .faq-item-answer {
  margin: 0;
  padding: 0 18px 18px 60px;
  color: var(--color-text-dim);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-item-anchor {
  display: inline-block;
  margin-left: 6px;
  color: var(--color-blue);
  font-size: 12px;
  text-decoration: none;
  border-bottom: 1px dotted rgba(61, 183, 255, 0.5);
  opacity: 0.7;
  transition: opacity 0.3s var(--ease);
}

.page-faq .faq-item-anchor:hover {
  opacity: 1;
}

/* 分组色彩节奏 */
.page-faq .faq-group-query .faq-group-index,
.page-faq .faq-group-venue .faq-group-index {
  color: var(--color-blue);
}

.page-faq .faq-group-query .faq-item-qnum,
.page-faq .faq-group-venue .faq-item-qnum {
  background: rgba(61, 183, 255, 0.12);
  color: var(--color-blue);
}

.page-faq .faq-group-download .faq-group-index {
  color: var(--color-neon);
}

.page-faq .faq-group-download .faq-item-qnum {
  background: rgba(200, 255, 46, 0.12);
  color: var(--color-neon);
}

/* ===== 小屏端场馆图文卡 ===== */
.page-faq .faq-venue-flex {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-faq .faq-venue-feature {
  flex-shrink: 0;
  text-align: center;
}

.page-faq .faq-venue-feature img {
  width: 100%;
  max-width: 260px;
  height: auto;
  border: 1px solid rgba(61, 183, 255, 0.3);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.page-faq .faq-venue-feature-caption {
  margin-top: 12px;
  font-size: 13px;
  color: var(--color-text-dim);
}

.page-faq .faq-venue-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  color: var(--color-blue);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid rgba(61, 183, 255, 0.4);
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-faq .faq-venue-link::after {
  content: "→";
}

.page-faq .faq-venue-link:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
}

/* ===== 联系卡片 ===== */
.page-faq .faq-contact-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 28px;
  padding: 28px;
  background: linear-gradient(145deg, rgba(212, 168, 67, 0.07), transparent 60%), var(--color-panel);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.page-faq .faq-contact-card-head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-faq .faq-contact-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-gold);
  color: #0A0C10;
  font-family: var(--font-headline);
  font-size: 22px;
  font-weight: 700;
}

.page-faq .faq-contact-card-title {
  margin: 0 0 2px;
  font-family: var(--font-headline);
  font-size: 20px;
  color: var(--color-text);
}

.page-faq .faq-contact-card-desc {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-dim);
}

.page-faq .faq-contact-card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-contact-cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 16px;
  background: rgba(10, 12, 16, 0.6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.page-faq .faq-contact-cell-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--color-text-dim);
}

.page-faq .faq-contact-cell-value {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  word-break: break-all;
}

.page-faq .faq-contact-cell-value.data-number {
  font-family: var(--font-data);
  font-size: 20px;
  color: var(--color-gold-bright);
}

@keyframes page-faq-blink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.35;
  }
}

/* ===== 平板 ===== */
@media (min-width: 768px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
  }

  .page-faq .faq-group-head {
    flex-wrap: nowrap;
    gap: 16px;
  }

  .page-faq .faq-group-note {
    flex-basis: auto;
    margin-left: auto;
  }

  .page-faq .faq-contact-card-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq .faq-venue-feature img {
    max-width: 300px;
  }
}

/* ===== 桌面 ===== */
@media (min-width: 992px) {
  .page-faq .faq-main-layout {
    grid-template-columns: var(--faq-sidebar-w) 1fr;
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-rail-card {
    position: sticky;
    top: calc(var(--header-height) + 24px);
  }

  .page-faq .faq-venue-flex {
    display: grid;
    grid-template-columns: 1fr 240px;
    gap: 24px;
    align-items: start;
  }

  .page-faq .faq-hero {
    padding: 48px 0 88px;
  }
}