.page-faq {
  --faq-line: rgba(234, 243, 236, 0.09);
  --faq-line-strong: rgba(215, 255, 60, 0.16);
  --faq-gap: clamp(18px, 3vw, 32px);
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

.page-faq .faq-crumb {
  padding: clamp(16px, 2.4vw, 26px) 0 0;
  background: var(--ink-2);
}

.page-faq .crumb__link {
  color: var(--muted);
}

.page-faq .crumb__link:hover {
  color: var(--lime);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  padding: clamp(22px, 3.6vw, 40px) 0 clamp(34px, 5vw, 64px);
  background:
    radial-gradient(820px 380px at 88% -12%, rgba(215, 255, 60, 0.13), transparent 62%),
    linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
  border-bottom: 1px solid var(--faq-line);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, rgba(215, 255, 60, 0.05) 0 2px, transparent 2px 96px);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

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

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-size: clamp(27px, 4.6vw, 46px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(234, 243, 236, 0.78);
}

.page-faq .faq-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border-radius: var(--radius);
  border: 1px solid var(--faq-line-strong);
  overflow: hidden;
  box-shadow: 0 24px 60px -36px rgba(215, 255, 60, 0.35);
}

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

/* ---------- 高频问题 ---------- */

.page-faq .faq-hot {
  padding: clamp(34px, 5vw, 62px) 0 clamp(8px, 1.5vw, 14px);
}

.page-faq .faq-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-faq .faq-head__title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 900;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-head__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .hot-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .hot-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 164px;
  padding: 20px 18px 22px;
  border-radius: var(--radius);
  border: 1px solid var(--faq-line);
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.page-faq .hot-card::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 16px;
  height: 1px;
  background: linear-gradient(90deg, var(--lime), transparent);
  opacity: 0.35;
}

.page-faq .hot-card--glass {
  background: var(--glass);
  border-color: var(--faq-line-strong);
  backdrop-filter: blur(6px);
}

.page-faq .hot-card--solid {
  background: var(--panel);
  border-color: var(--faq-line-strong);
}

.page-faq .hot-card--lime {
  background: linear-gradient(158deg, var(--lime) 0%, #b6dc28 100%);
  border-color: transparent;
  color: #08160F;
}

.page-faq .hot-card--lime::after {
  background: linear-gradient(90deg, rgba(8, 22, 15, 0.4), transparent);
  opacity: 0.5;
}

.page-faq .hot-card:hover {
  transform: translateY(-4px);
  border-color: var(--edge);
}

.page-faq .hot-card--lime:hover {
  border-color: rgba(8, 22, 15, 0.3);
}

.page-faq .hot-card__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--lime);
}

.page-faq .hot-card--lime .hot-card__idx {
  color: rgba(8, 22, 15, 0.62);
}

.page-faq .hot-card__q {
  font-size: 17px;
  font-weight: 800;
  line-height: 1.45;
}

.page-faq .hot-card__a {
  margin-top: auto;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .hot-card--lime .hot-card__a {
  color: rgba(8, 22, 15, 0.74);
}

/* ---------- 问答区块 ---------- */

.page-faq .faq-block {
  padding: clamp(34px, 5vw, 66px) 0 0;
}

.page-faq .faq-block--contact {
  padding-bottom: clamp(44px, 6vw, 84px);
}

.page-faq .faq-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--faq-line-strong);
}

.page-faq .faq-block__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--lime);
}

.page-faq .faq-block__title {
  margin: 0;
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-block__note {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-list {
  margin-top: 4px;
}

.page-faq .qa {
  position: relative;
  border-bottom: 1px solid var(--faq-line);
  scroll-margin-top: 96px;
}

.page-faq .qa__q {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 17px 6px 17px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--paper);
  transition: color 0.2s ease;
}

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

.page-faq .qa__q::marker {
  content: "";
}

.page-faq .qa__q::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 2px;
  background: transparent;
  transition: background 0.25s ease;
}

.page-faq .qa[open] > .qa__q::before {
  background: var(--lime);
}

.page-faq .qa__q:hover {
  color: var(--lime);
}

.page-faq .qa__q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .qa__mark {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 5px;
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  background: var(--lime);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.page-faq .qa__mark::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-faq .qa__mark::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-faq .qa[open] > .qa__q .qa__mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .qa__a {
  padding: 0 6px 22px 18px;
  animation: faq-reveal 0.28s ease both;
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .qa__a p {
  margin: 0 0 10px;
  max-width: 74ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(234, 243, 236, 0.8);
}

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

.page-faq .qa__a a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(215, 255, 60, 0.4);
}

.page-faq .qa__a a:hover {
  border-bottom-color: var(--lime);
}

.page-faq .qa__a a:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

/* ---------- 净胜球对照 ---------- */

.page-faq .gd-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  margin-top: 24px;
}

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

.page-faq .gd-side {
  padding: 18px;
  border-radius: var(--radius);
  border: 1px solid var(--faq-line);
  background: var(--panel);
  transition: opacity 0.25s ease, border-color 0.25s ease;
}

.page-faq .gd-side--time {
  border-color: rgba(255, 90, 54, 0.28);
  background: linear-gradient(180deg, rgba(255, 90, 54, 0.08), transparent 72%), var(--panel);
}

.page-faq .gd-compare:hover .gd-side {
  opacity: 0.5;
}

.page-faq .gd-compare:hover .gd-side:hover {
  opacity: 1;
  border-color: var(--faq-line-strong);
}

.page-faq .gd-compare:hover .gd-side--time:hover {
  border-color: rgba(255, 90, 54, 0.5);
}

.page-faq .gd-side__label {
  display: inline-block;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--lime);
}

.page-faq .gd-side--time .gd-side__label {
  color: var(--flame);
}

.page-faq .gd-side__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .gd-side__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(234, 243, 236, 0.8);
}

.page-faq .gd-side__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime-dim);
}

.page-faq .gd-side--time .gd-side__list li::before {
  background: var(--flame);
}

.page-faq .gd-figure {
  margin: 0;
  border-radius: var(--radius);
  border: 1px solid var(--faq-line);
  overflow: hidden;
  aspect-ratio: 20 / 13;
}

.page-faq .gd-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 周期条 ---------- */

.page-faq .cyclebar {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 5px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .cyclebar__item {
  padding: 11px 2px;
  border-radius: 8px;
  border: 1px solid var(--faq-line);
  background: var(--glass);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-faq .cyclebar__item--mark {
  border-color: var(--faq-line-strong);
  background: linear-gradient(180deg, rgba(215, 255, 60, 0.22), rgba(215, 255, 60, 0.05));
  color: var(--lime);
  font-weight: 700;
}

/* ---------- 联系 ---------- */

.page-faq .qa--contact {
  margin-top: 22px;
  border: 1px solid var(--faq-line-strong);
  border-bottom: 1px solid var(--faq-line-strong);
  border-radius: var(--radius);
  background: var(--glass);
  backdrop-filter: blur(6px);
  overflow: hidden;
}

.page-faq .qa--contact > .qa__q {
  padding: 20px 18px 20px 22px;
}

.page-faq .qa--contact > .qa__a {
  padding: 0 18px 24px 22px;
}

.page-faq .contact-lines {
  display: grid;
  gap: 10px;
  margin: 16px 0 16px;
  padding: 0;
  list-style: none;
}

.page-faq .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 10px;
  border-left: 2px solid var(--lime);
  background: rgba(12, 30, 22, 0.72);
}

.page-faq .contact-line__key {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-faq .contact-line__val {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--paper);
  overflow-wrap: anywhere;
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-faq .hot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .gd-compare {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq .cyclebar__item {
    font-size: 11px;
    padding: 12px 4px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
  }

  .page-faq .qa__q {
    padding: 19px 8px 19px 24px;
  }

  .page-faq .qa__a {
    padding: 0 8px 24px 24px;
  }

  .page-faq .hot-card {
    min-height: 176px;
    padding: 22px 20px 24px;
  }

  .page-faq .hot-card::after {
    left: 20px;
    right: 20px;
  }
}

@media (min-width: 1040px) {
  .page-faq .hot-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .gd-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .hot-card,
  .page-faq .qa__q::before,
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .gd-side {
    transition: none;
  }

  .page-faq .qa__a {
    animation: none;
  }
}