/* ===== 页面专属：FAQ 问答中心 ===== */
.page-faq {
  --faq-hero-min-height: 280px;
  --faq-card-radius: 12px;
  --faq-card-border: 1px solid rgba(255, 215, 0, 0.15);
  --faq-arrow-size: 20px;
  --faq-number-size: 36px;
  display: block;
  width: 100%;
  background-color: var(--color-dark, #2F2F2F);
  color: var(--color-light, #F5F5F5);
  font-family: var(--font-body, "Segoe UI", "Helvetica Neue", Arial, sans-serif);
  line-height: 1.6;
}

/* ---- 首屏 ---- */
.page-faq .faq-hero {
  position: relative;
  min-height: var(--faq-hero-min-height);
  background: linear-gradient(135deg, var(--color-primary, #B22222) 0%, var(--color-primary, #B22222) 55%, var(--color-dark, #2F2F2F) 55%, var(--color-dark, #2F2F2F) 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 40px 20px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -10%;
  width: 300px;
  height: 300px;
  border: 3px solid rgba(255, 215, 0, 0.15);
  border-radius: 50%;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 200px;
  height: 200px;
  background: rgba(255, 215, 0, 0.05);
  border-radius: 50%;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-faq .faq-hero__text {
  max-width: 700px;
}

.page-faq .faq-hero__title {
  font-family: var(--font-heading, "Impact", "Arial Black", "Helvetica Neue", sans-serif);
  font-weight: 700;
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  letter-spacing: 0.04em;
  color: var(--color-gold, #FFD700);
  margin: 0 0 8px;
  text-transform: uppercase;
  line-height: 1.05;
}

.page-faq .faq-hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  color: var(--color-light, #F5F5F5);
  margin: 0;
  opacity: 0.9;
  font-weight: 400;
  letter-spacing: 0.02em;
}

.page-faq .faq-hero__emblem {
  display: none;
  flex-shrink: 0;
  margin-left: auto;
  align-self: center;
}

/* ---- 内容容器 ---- */
.page-faq .faq-container {
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  padding: 40px 20px 60px;
}

/* ---- 板块 ---- */
.page-faq .faq-section {
  margin-bottom: 48px;
}

.page-faq .faq-section:last-of-type {
  margin-bottom: 56px;
}

.page-faq .faq-section__header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
  position: relative;
}

.page-faq .faq-section__number {
  font-family: var(--font-heading, "Impact", "Arial Black", "Helvetica Neue", sans-serif);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-gold, #FFD700);
  opacity: 0.5;
  line-height: 1;
  flex-shrink: 0;
}

.page-faq .faq-section__title {
  font-family: var(--font-heading, "Impact", "Arial Black", "Helvetica Neue", sans-serif);
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 700;
  color: var(--color-light, #F5F5F5);
  margin: 0;
  letter-spacing: 0.03em;
  position: relative;
  padding-left: 16px;
}

.page-faq .faq-section__title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background: var(--color-primary, #B22222);
  border-radius: 2px;
}

.page-faq .faq-section__line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255, 215, 0, 0.3), transparent);
}

.page-faq .faq-section__list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ---- 问答卡片 ---- */
.page-faq .faq-card {
  background: rgba(255, 255, 255, 0.04);
  border: var(--faq-card-border);
  border-radius: var(--faq-card-radius);
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.page-faq .faq-card:hover {
  border-color: rgba(255, 215, 0, 0.3);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.page-faq .faq-card[open] {
  border-color: rgba(255, 215, 0, 0.4);
  box-shadow: 0 4px 20px rgba(178, 34, 34, 0.15);
}

.page-faq .faq-card__summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background 0.25s ease;
}

.page-faq .faq-card__summary::-webkit-details-marker,
.page-faq .faq-card__summary::marker {
  display: none;
  content: "";
}

.page-faq .faq-card__summary:hover {
  background: rgba(255, 215, 0, 0.04);
}

.page-faq .faq-card__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--faq-number-size);
  height: var(--faq-number-size);
  border-radius: 50%;
  background: var(--color-primary, #B22222);
  color: var(--color-gold, #FFD700);
  font-family: var(--font-heading, "Impact", "Arial Black", "Helvetica Neue", sans-serif);
  font-size: 1rem;
  font-weight: 700;
  flex-shrink: 0;
  line-height: 1;
  transition: transform 0.3s ease, background 0.3s ease;
}

.page-faq .faq-card[open] .faq-card__num {
  background: var(--color-gold, #FFD700);
  color: var(--color-primary, #B22222);
  transform: scale(1.05);
}

.page-faq .faq-card__question {
  flex: 1;
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  font-weight: 600;
  color: var(--color-light, #F5F5F5);
  line-height: 1.4;
  padding-right: 4px;
}

.page-faq .faq-card__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--faq-arrow-size);
  height: var(--faq-arrow-size);
  color: var(--color-gold, #FFD700);
  flex-shrink: 0;
  transition: transform 0.35s ease;
}

.page-faq .faq-card[open] .faq-card__arrow {
  transform: rotate(90deg);
}

.page-faq .faq-card__arrow svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---- 答案内容 ---- */
.page-faq .faq-card__content {
  padding: 0 20px 20px;
  animation: faqFadeIn 0.35s ease;
}

@keyframes faqFadeIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .faq-card__answer {
  padding-top: 4px;
  border-top: 1px solid rgba(255, 215, 0, 0.1);
}

.page-faq .faq-card__answer p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-light, #F5F5F5);
  margin: 12px 0 0;
  opacity: 0.88;
}

.page-faq .faq-card__answer p strong {
  color: var(--color-gold, #FFD700);
  font-weight: 600;
}

.page-faq .faq-card__img {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: 8px;
  margin: 16px auto 0;
  border: 1px solid rgba(255, 215, 0, 0.12);
  object-fit: cover;
  background: var(--color-darker, #1A1A1A);
}

/* ---- 底部引导 ---- */
.page-faq .faq-cta {
  margin-top: 24px;
  background: linear-gradient(135deg, rgba(178, 34, 34, 0.15), rgba(255, 215, 0, 0.06));
  border: 1px solid rgba(255, 215, 0, 0.15);
  border-radius: 16px;
  padding: 36px 28px;
  text-align: center;
}

.page-faq .faq-cta__inner {
  max-width: 520px;
  margin: 0 auto;
}

.page-faq .faq-cta__title {
  font-family: var(--font-heading, "Impact", "Arial Black", "Helvetica Neue", sans-serif);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 700;
  color: var(--color-gold, #FFD700);
  margin: 0 0 8px;
  letter-spacing: 0.03em;
}

.page-faq .faq-cta__text {
  font-size: 1rem;
  color: var(--color-light, #F5F5F5);
  opacity: 0.8;
  margin: 0 0 24px;
  line-height: 1.5;
}

.page-faq .faq-cta__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 36px;
  font-size: 1.05rem;
  font-weight: 700;
  font-family: var(--font-body, "Segoe UI", "Helvetica Neue", Arial, sans-serif);
  text-decoration: none;
  border: none;
  border-radius: 8px;
  background: var(--color-gold, #FFD700);
  color: var(--color-darker, #1A1A1A);
  transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 14px rgba(255, 215, 0, 0.25);
  letter-spacing: 0.04em;
  cursor: pointer;
}

.page-faq .faq-cta__btn:hover {
  background: #ffe44d;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.35);
}

.page-faq .faq-cta__btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(255, 215, 0, 0.2);
}

/* ===== 响应式 ===== */
/* 窄屏（移动端优先） */
@media (max-width: 767px) {
  .page-faq .faq-hero {
    padding: 32px 16px;
    min-height: 220px;
    background: linear-gradient(160deg, var(--color-primary, #B22222) 0%, var(--color-primary, #B22222) 70%, var(--color-dark, #2F2F2F) 70%, var(--color-dark, #2F2F2F) 100%);
  }

  .page-faq .faq-hero__title {
    word-break: break-word;
  }

  .page-faq .faq-hero__emblem {
    display: none;
  }

  .page-faq .faq-container {
    padding: 28px 16px 48px;
  }

  .page-faq .faq-section__header {
    gap: 12px;
    flex-wrap: wrap;
  }

  .page-faq .faq-section__number {
    font-size: 1.4rem;
  }

  .page-faq .faq-card__summary {
    padding: 14px 14px;
    gap: 10px;
  }

  .page-faq .faq-card__num {
    width: 30px;
    height: 30px;
    font-size: 0.85rem;
  }

  .page-faq .faq-card__question {
    font-size: 0.9rem;
  }

  .page-faq .faq-card__content {
    padding: 0 14px 14px;
  }

  .page-faq .faq-card__answer p {
    font-size: 0.88rem;
  }

  .page-faq .faq-card__img {
    max-width: 100%;
    margin: 14px auto 0;
  }

  .page-faq .faq-cta {
    padding: 28px 18px;
    margin-top: 16px;
  }

  .page-faq .faq-cta__btn {
    width: 100%;
    max-width: 320px;
    padding: 14px 28px;
  }
}

/* 桌面端 */
@media (min-width: 768px) {
  .page-faq .faq-hero__inner {
    flex-direction: row;
    align-items: center;
  }

  .page-faq .faq-hero__emblem {
    display: flex;
  }

  .page-faq .faq-hero__title {
    font-size: clamp(3.5rem, 6vw, 5.5rem);
  }

  .page-faq .faq-container {
    padding: 48px 40px 80px;
  }

  .page-faq .faq-section {
    margin-bottom: 56px;
  }

  .page-faq .faq-section__list {
    gap: 14px;
  }

  .page-faq .faq-card__summary {
    padding: 18px 28px;
    gap: 18px;
  }

  .page-faq .faq-card__num {
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }

  .page-faq .faq-card__question {
    font-size: 1.05rem;
  }

  .page-faq .faq-card__content {
    padding: 0 28px 24px;
  }

  .page-faq .faq-card__answer p {
    font-size: 0.98rem;
  }

  .page-faq .faq-card__img {
    margin: 18px 0 0;
  }

  .page-faq .faq-cta {
    padding: 44px 40px;
  }

  .page-faq .faq-cta__btn {
    padding: 14px 44px;
    font-size: 1.1rem;
  }
}

/* 宽屏优化 */
@media (min-width: 1024px) {
  .page-faq .faq-section__list {
    max-width: 860px;
  }

  .page-faq .faq-card__summary {
    padding: 20px 32px;
  }

  .page-faq .faq-card__content {
    padding: 0 32px 24px;
  }
}