.page-faq {
  --faq-line: rgba(242, 237, 227, 0.13);
  --faq-line-soft: rgba(242, 237, 227, 0.08);
  position: relative;
  padding-bottom: clamp(6.5rem, 15vw, 9.5rem);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  border-bottom: 1px solid var(--faq-line);
  background:
    radial-gradient(58% 82% at 86% 6%, rgba(53, 240, 208, 0.10), transparent 64%),
    radial-gradient(46% 70% at 8% 96%, rgba(240, 178, 74, 0.08), transparent 66%),
    linear-gradient(180deg, rgba(16, 42, 74, 0.5), rgba(11, 27, 51, 0) 82%);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 4.5vw, 3rem);
  padding-block: clamp(1.3rem, 3vw, 2.2rem) clamp(2.2rem, 5.5vw, 3.6rem);
}

.page-faq .faq-hero__text h1 {
  margin: 0.55rem 0 0;
  font-size: clamp(1.85rem, 7vw, 3.1rem);
  line-height: 1.16;
  letter-spacing: 0.005em;
  color: var(--cream);
  max-width: 20ch;
}

.page-faq .faq-hero__text .lede {
  margin-top: 1.05rem;
  max-width: 60ch;
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 2.1rem;
  margin-top: 1.5rem;
  padding-top: 1.1rem;
  border-top: 1px dashed var(--faq-line);
}

.page-faq .faq-stat {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.page-faq .faq-stat__num {
  font-family: var(--mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-stat__num--gold {
  color: var(--gold);
}

.page-faq .faq-stat__label {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.07em;
  color: var(--rock);
}

.page-faq .faq-hero__figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: var(--ink-card);
  box-shadow: var(--shadow-card);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-hero__figure figcaption {
  padding: 0.62rem 0.95rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  line-height: 1.55;
  color: var(--rock);
  background: rgba(8, 21, 40, 0.78);
}

/* ---------- 索引 + 问答 双栏 ---------- */
.page-faq .faq-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.6rem, 4.5vw, 2.8rem);
  padding-top: clamp(2rem, 5vw, 3.2rem);
}

.page-faq .faq-rail {
  border: 1px solid var(--faq-line);
  border-radius: var(--r-lg);
  padding: 1rem 0.95rem 1.15rem;
  background: linear-gradient(160deg, rgba(16, 42, 74, 0.72), rgba(11, 27, 51, 0.42));
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.12rem 0.5rem;
}

.page-faq .faq-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.42rem 0.5rem;
  border-radius: 10px;
  font-size: 0.84rem;
  line-height: 1.45;
  color: var(--mist);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  background: rgba(53, 240, 208, 0.1);
  color: var(--cream);
}

.page-faq .faq-rail__no {
  flex: none;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: 5.5rem;
  margin-bottom: clamp(2.2rem, 5.5vw, 3.4rem);
}

.page-faq .faq-group:last-child {
  margin-bottom: 0;
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--faq-line);
  margin-bottom: 1.1rem;
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-size: clamp(1.22rem, 3.4vw, 1.68rem);
  line-height: 1.3;
  color: var(--cream);
}

.page-faq .faq-group__note {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  color: var(--clay);
}

.page-faq .qa-list {
  display: grid;
  gap: 0.75rem;
}

.page-faq .qa {
  border: 1px solid rgba(79, 107, 85, 0.55);
  border-radius: var(--r-md);
  background: rgba(16, 42, 74, 0.42);
  overflow: hidden;
  transition: border-color 0.22s ease, background 0.22s ease;
}

.page-faq .qa:hover {
  border-color: rgba(79, 107, 85, 0.9);
}

.page-faq .qa[open] {
  border-color: rgba(53, 240, 208, 0.45);
  background: rgba(18, 48, 79, 0.62);
}

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--cream);
  transition: color 0.2s ease;
}

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

.page-faq .qa summary::before {
  content: "+";
  flex: none;
  width: 1rem;
  text-align: center;
  font-family: var(--mono);
  font-size: 1.05rem;
  line-height: 1.5;
  color: var(--cyan);
}

.page-faq .qa[open] summary::before {
  content: "–";
  color: var(--gold);
}

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

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}

.page-faq .qa__body {
  padding: 0 1.15rem 1.15rem 2.9rem;
}

.page-faq .qa__body p {
  margin: 0;
  max-width: 68ch;
  font-size: 0.93rem;
  line-height: 1.88;
  color: var(--mist);
}

.page-faq .qa__body p + p {
  margin-top: 0.6rem;
}

/* ---------- 厅房与档位 ---------- */
.page-faq .hall-list {
  list-style: none;
  margin: 0.8rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.page-faq .hall-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.55rem 0.8rem;
  border-radius: 12px;
  border-left: 3px solid var(--clay);
  background: rgba(11, 27, 51, 0.66);
}

.page-faq .hall-list__no {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  color: var(--rock);
}

.page-faq .hall-list__hall {
  font-size: 0.9rem;
  color: var(--cream);
}

.page-faq .hall-list__tier {
  font-family: var(--mono);
  font-size: 0.79rem;
  letter-spacing: 0.05em;
  color: var(--cyan);
  white-space: nowrap;
}

.page-faq .tier-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.38rem;
  margin-top: 0.85rem;
}

.page-faq .tier-row__label {
  margin-right: 0.25rem;
  font-family: var(--mono);
  font-size: 0.71rem;
  letter-spacing: 0.09em;
  color: var(--rock);
}

.page-faq .tier-chip {
  padding: 0.24rem 0.62rem;
  border-radius: var(--r-pill);
  border: 1px solid rgba(53, 240, 208, 0.38);
  background: rgba(53, 240, 208, 0.08);
  font-family: var(--mono);
  font-size: 0.73rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-faq .tier-chip--gold {
  border-color: rgba(240, 178, 74, 0.45);
  background: rgba(240, 178, 74, 0.09);
  color: var(--gold);
}

.page-faq .tier-chip--magenta {
  border-color: rgba(224, 72, 154, 0.5);
  background: rgba(224, 72, 154, 0.1);
  color: var(--magenta);
}

/* ---------- 内嵌信息图 ---------- */
.page-faq .faq-figure {
  margin: 1.15rem 0 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: var(--ink-deep);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 0.58rem 0.9rem;
  font-family: var(--mono);
  font-size: 0.71rem;
  letter-spacing: 0.05em;
  line-height: 1.55;
  color: var(--rock);
  background: rgba(8, 21, 40, 0.82);
}

/* ---------- 客服卡片 ---------- */
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  margin-top: 1.4rem;
  padding: 1.35rem 1.25rem 1.4rem;
  border-radius: var(--r-lg);
  border: 1px solid rgba(53, 240, 208, 0.28);
  background:
    linear-gradient(150deg, rgba(16, 42, 74, 0.92), rgba(8, 21, 40, 0.86)),
    radial-gradient(70% 120% at 100% 0%, rgba(53, 240, 208, 0.12), transparent 60%);
}

.page-faq .faq-contact__lead {
  margin: 0.5rem 0 0;
  max-width: 46ch;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-contact__rows {
  display: grid;
  gap: 0.55rem;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 0.2rem;
}

.page-faq .faq-contact__key {
  font-family: var(--mono);
  font-size: 0.71rem;
  letter-spacing: 0.09em;
  color: var(--rock);
}

.page-faq .faq-contact__val {
  font-family: var(--mono);
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--gold);
  text-decoration: none;
  word-break: break-all;
}

.page-faq .faq-contact__val:hover,
.page-faq .faq-contact__val:focus-visible {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-contact__val--plain {
  color: var(--mist);
  font-size: 0.87rem;
}

.page-faq .faq-contact__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

/* ---------- 底部常驻客服胶囊 ---------- */
.page-faq .faq-dock {
  position: fixed;
  left: 50%;
  bottom: max(0.9rem, env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  z-index: 30;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  max-width: calc(100% - 1.4rem);
  padding: 0.4rem 0.45rem 0.4rem 0.85rem;
  border-radius: var(--r-pill);
  border: 1px solid rgba(53, 240, 208, 0.32);
  background: rgba(8, 21, 40, 0.93);
  box-shadow: 0 18px 36px -24px rgba(0, 0, 0, 0.98);
}

.page-faq .faq-dock__pulse {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--magenta);
  box-shadow: 0 0 0 4px rgba(224, 72, 154, 0.16);
}

.page-faq .faq-dock__label {
  display: none;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--mist);
  white-space: nowrap;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .faq-rail__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-dock {
    gap: 0.7rem;
    padding: 0.45rem 0.5rem 0.45rem 1.05rem;
  }

  .page-faq .faq-dock__label {
    display: inline;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
    padding: 1.6rem 1.7rem 1.7rem;
  }

  .page-faq .faq-contact__acts {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-shell {
    grid-template-columns: 242px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 1.4rem;
  }

  .page-faq .faq-rail__list {
    grid-template-columns: 1fr;
    gap: 0.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .faq-rail__list a {
    transition: none;
  }
}