.page-faq {
  --faq-radius: 20px;
  --faq-radius-sm: 14px;
  --faq-green-soft: rgba(0, 168, 107, 0.08);
  --faq-green-deep: rgba(0, 122, 77, 0.95);
  background: var(--primary-background);
  color: var(--primary-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ========== Hero ========== */
.page-faq .faq-hero {
  position: relative;
  background: linear-gradient(160deg, var(--hero-overlay) 0%, transparent 62%);
  padding: 32px 0 56px;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: var(--brand);
  opacity: 0.1;
  border-radius: 36px;
  transform: rotate(18deg);
  pointer-events: none;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -80px;
  bottom: -80px;
  width: 200px;
  height: 200px;
  border: 2px solid var(--brand);
  border-radius: 50%;
  opacity: 0.12;
  pointer-events: none;
}
.page-faq .faq-hero .breadcrumbs {
  position: relative;
  z-index: 1;
  margin-bottom: 36px;
}
.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
  align-items: center;
}
.page-faq .faq-hero-copy .eyebrow {
  margin-bottom: 14px;
}
.page-faq .faq-hero-copy h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1.1;
  margin: 0 0 22px;
  color: var(--primary-text);
}
.page-faq .faq-hero-copy .lead {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--secondary-text);
  max-width: 36em;
  margin: 0 0 20px;
}
.page-faq .faq-hero-note {
  font-size: 0.92rem;
  color: var(--secondary-text);
}
.page-faq .faq-inline-link {
  color: var(--brand-dark);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.25s ease;
}
.page-faq .faq-inline-link:hover {
  color: var(--accent);
}
.page-faq .faq-hero-media {
  position: relative;
}
.page-faq .faq-hero-media-inner {
  position: relative;
  background: var(--glass-white);
  border: 1px solid var(--border-color);
  border-radius: 28px;
  padding: 14px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(8px);
}
.page-faq .faq-hero-media-inner::before {
  content: "";
  position: absolute;
  right: 18px;
  bottom: -18px;
  width: 110px;
  height: 110px;
  background: var(--accent);
  border-radius: 18px;
  opacity: 0.14;
  transform: rotate(12deg);
  z-index: 0;
}
.page-faq .faq-hero-img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
  object-fit: cover;
}

/* ========== Section header ========== */
.page-faq .faq-section-head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 34px;
}
.page-faq .faq-section-head .eyebrow {
  margin-bottom: 4px;
}
.page-faq .faq-section-head h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 400;
  letter-spacing: 0.03em;
  margin: 0;
}
.page-faq .faq-section-lead {
  font-size: 0.95rem;
  color: var(--secondary-text);
  line-height: 1.7;
  max-width: 42em;
}

/* ========== 热门问题 ========== */
.page-faq .faq-hot {
  padding: 56px 0 64px;
}
.page-faq .faq-hot-grid {
  display: grid;
  gap: 18px;
}
.page-faq .faq-hot-card {
  position: relative;
  background: var(--content-background);
  border: 1px solid var(--border-color);
  border-radius: var(--faq-radius);
  padding: 28px 26px 26px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.page-faq .faq-hot-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.page-faq .faq-hot-card-featured {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
  border: none;
  color: #ffffff;
}
.page-faq .faq-hot-card-featured .faq-hot-q,
.page-faq .faq-hot-card-featured p {
  color: #ffffff;
}
.page-faq .faq-hot-card-featured:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 44px rgba(0, 122, 77, 0.28);
}
.page-faq .faq-hot-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 8px;
  border-radius: 10px;
  background: rgba(255, 107, 53, 0.12);
  color: var(--accent);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 18px;
}
.page-faq .faq-hot-card-featured .faq-hot-num {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}
.page-faq .faq-hot-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.page-faq .faq-hot-q {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: 0.02em;
}
.page-faq .faq-hot-card p {
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--secondary-text);
  margin: 8px 0 0;
}
.page-faq .faq-hot-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--brand-dark);
  text-decoration: none;
  border-bottom: 2px solid rgba(0, 168, 107, 0.3);
  padding-bottom: 2px;
  transition: border-color 0.25s ease, color 0.25s ease;
}
.page-faq .faq-hot-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.page-faq .faq-hot-card-featured .faq-hot-link {
  color: #ffffff;
  border-bottom-color: rgba(255, 255, 255, 0.4);
}
.page-faq .faq-hot-card-featured .faq-hot-link:hover {
  color: #ffffff;
  border-bottom-color: #ffffff;
}

/* ========== 主题分组 ========== */
.page-faq .faq-topic {
  background: var(--content-background);
  border-top: 1px solid var(--border-color);
  padding: 56px 0 72px;
}
.page-faq .faq-topic-layout {
  display: grid;
  gap: 32px;
}
.page-faq .faq-topic-nav {
  position: relative;
  background: var(--primary-background);
  border-radius: var(--faq-radius);
  padding: 24px 18px;
  border: 1px solid var(--border-color);
}
.page-faq .faq-topic-nav-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--secondary-text);
  margin: 0 0 16px;
}
.page-faq .faq-topic-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-faq .faq-topic-nav-list li {
  margin: 0;
}
.page-faq .faq-topic-nav-list a {
  display: block;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--secondary-text);
  text-decoration: none;
  border: 1px solid var(--border-color);
  background: var(--content-background);
  transition: all 0.25s ease;
}
.page-faq .faq-topic-nav-list a:hover {
  color: var(--brand-dark);
  border-color: var(--brand);
  background: var(--faq-green-soft);
}
.page-faq .faq-topic-groups {
  display: flex;
  flex-direction: column;
  gap: 48px;
}
.page-faq .faq-topic-group {
  scroll-margin-top: 24px;
}
.page-faq .faq-topic-group-title {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  margin: 0 0 22px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--border-color);
  position: relative;
}
.page-faq .faq-topic-group-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 56px;
  height: 2px;
  background: var(--brand);
}
.page-faq .faq-topic-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--faq-green-soft);
  color: var(--brand-dark);
  font-size: 0.9rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* ========== 折叠面板 ========== */
.page-faq .qa-item {
  border: 1px solid var(--border-color);
  border-radius: var(--faq-radius-sm);
  background: var(--content-background);
  overflow: hidden;
  margin-bottom: 12px;
  transition: border-color 0.3s ease;
}
.page-faq .qa-item[data-open] {
  border-color: rgba(0, 168, 107, 0.4);
}
.page-faq .qa-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 22px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--primary-text);
  text-align: left;
  transition: background 0.25s ease;
}
.page-faq .qa-trigger:hover {
  background: var(--faq-green-soft);
}
.page-faq .qa-item[data-open] .qa-trigger {
  color: var(--brand-dark);
}
.page-faq .qa-icon {
  position: relative;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border-radius: 6px;
  background: var(--faq-green-soft);
  transition: background 0.25s ease;
}
.page-faq .qa-icon::before,
.page-faq .qa-icon::after {
  content: "";
  position: absolute;
  background: var(--brand);
  border-radius: 2px;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.page-faq .qa-icon::before {
  top: 10px;
  left: 5px;
  width: 12px;
  height: 2px;
}
.page-faq .qa-icon::after {
  top: 5px;
  left: 10px;
  width: 2px;
  height: 12px;
}
.page-faq .qa-item[data-open] .qa-icon::after {
  transform: scaleY(0);
}
.page-faq .qa-panel {
  border-top: 1px solid transparent;
}
.page-faq .qa-item[data-open] .qa-panel {
  border-top-color: var(--border-color);
}
.page-faq .qa-panel-inner {
  padding: 4px 22px 22px;
}
.page-faq .qa-panel-inner p {
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--secondary-text);
  margin: 0;
}

/* ========== 在线提交 ========== */
.page-faq .faq-submit {
  padding: 64px 0;
  background: linear-gradient(160deg, #f0f7f3 0%, var(--primary-background) 100%);
}
.page-faq .faq-submit-card {
  position: relative;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
  border-radius: 28px;
  padding: 40px 30px;
  color: #ffffff;
  display: grid;
  gap: 36px;
  overflow: hidden;
  box-shadow: 0 18px 48px rgba(0, 122, 77, 0.22);
}
.page-faq .faq-submit-card::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -70px;
  width: 220px;
  height: 220px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 50%;
  pointer-events: none;
}
.page-faq .faq-submit-eyebrow {
  color: rgba(255, 255, 255, 0.75);
}
.page-faq .faq-submit-copy {
  position: relative;
  z-index: 1;
}
.page-faq .faq-submit-copy h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 400;
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}
.page-faq .faq-submit-copy > p {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.95rem;
  line-height: 1.8;
  margin: 0 0 22px;
  max-width: 34em;
}
.page-faq .faq-submit-channels {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}
.page-faq .faq-channel {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  padding: 8px 18px;
  width: fit-content;
}
.page-faq .faq-submit-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}
.page-faq .faq-submit-actions .btn-primary {
  background: #ffffff;
  color: var(--brand-dark);
  border: none;
  padding: 12px 26px;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.page-faq .faq-submit-actions .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.14);
}
.page-faq .faq-inline-link-light {
  color: #ffffff;
  text-decoration: underline;
  text-underline-offset: 4px;
  font-size: 0.88rem;
  transition: opacity 0.25s ease;
}
.page-faq .faq-inline-link-light:hover {
  opacity: 0.8;
}
.page-faq .faq-submit-steps {
  position: relative;
  z-index: 1;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 20px;
  padding: 24px 22px;
}
.page-faq .faq-submit-steps-title {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0 0 18px;
  color: rgba(255, 255, 255, 0.7);
}
.page-faq .faq-submit-steps-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.page-faq .faq-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.page-faq .faq-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  flex-shrink: 0;
}
.page-faq .faq-step-content strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  color: #ffffff;
  margin-bottom: 2px;
}
.page-faq .faq-step-content p {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.75);
}

/* ========== 处理时限 ========== */
.page-faq .faq-sla {
  padding: 64px 0 80px;
  background: var(--content-background);
}
.page-faq .faq-sla-grid {
  display: grid;
  gap: 36px;
  align-items: center;
}
.page-faq .faq-sla-copy h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 400;
  margin: 0 0 14px;
  letter-spacing: 0.02em;
}
.page-faq .faq-sla-copy > p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--secondary-text);
  max-width: 40em;
  margin: 0 0 24px;
}
.page-faq .faq-sla-list {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-faq .faq-sla-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--secondary-text);
}
.page-faq .faq-sla-list .tag {
  flex-shrink: 0;
  background: var(--faq-green-soft);
  color: var(--brand-dark);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
  margin-top: 2px;
}
.page-faq .faq-sla-ring-wrap {
  display: flex;
  align-items: center;
  gap: 18px;
}
.page-faq .faq-sla-ring {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: conic-gradient(var(--accent) 0deg 240deg, var(--border-color) 240deg 360deg);
  position: relative;
  flex-shrink: 0;
}
.page-faq .faq-sla-ring::after {
  content: "3";
  position: absolute;
  inset: 8px;
  background: var(--content-background);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
}
.page-faq .faq-sla-ring-note {
  font-size: 0.86rem;
  color: var(--secondary-text);
}
.page-faq .faq-sla-media {
  position: relative;
}
.page-faq .faq-sla-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

/* ========== 响应式 ========== */
@media (min-width: 768px) {
  .page-faq .faq-hot-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-faq .faq-hot-card-featured {
    grid-column: 1 / -1;
    display: flex;
    align-items: flex-start;
    gap: 28px;
  }
  .page-faq .faq-hot-card-featured .faq-hot-num {
    margin-bottom: 0;
    min-width: 52px;
    height: 52px;
  }
  .page-faq .faq-hot-card-featured .faq-hot-body {
    flex: 1;
  }
  .page-faq .faq-submit-card {
    grid-template-columns: 1.1fr 0.9fr;
    padding: 48px 40px;
  }
  .page-faq .faq-sla-grid {
    grid-template-columns: 1fr 0.85fr;
  }
  .page-faq .faq-submit-channels {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding: 52px 0 64px;
  }
  .page-faq .faq-hero-grid {
    grid-template-columns: 1fr 0.9fr;
    gap: 56px;
  }
  .page-faq .faq-topic-layout {
    grid-template-columns: 260px 1fr;
    gap: 40px;
  }
  .page-faq .faq-topic-nav {
    position: sticky;
    top: 24px;
    align-self: start;
  }
  .page-faq .faq-topic-nav-list {
    flex-direction: column;
    flex-wrap: nowrap;
  }
  .page-faq .faq-topic-nav-list a {
    border-radius: 10px;
    border: none;
    background: transparent;
    padding: 10px 14px;
  }
  .page-faq .faq-topic-nav-list li + li {
    margin-top: 2px;
  }
}

.page-faq {
  --brand-deep: transparent;
}