.page-faq {
  background: var(--ink);
  color: var(--text-on-dark);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-faq .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-faq .section {
  padding: clamp(56px, 7vw, 100px) 0;
}

.page-faq .section--deep {
  background: var(--ink);
  color: var(--text-on-dark);
}

.page-faq .section--paper {
  background: var(--cream);
  color: var(--brown);
}

/* ---------- 英雄区 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(40px, 6vw, 84px) 0 clamp(44px, 6vw, 80px);
  background:
    radial-gradient(110% 88% at 86% 6%, rgba(200, 255, 62, 0.16), transparent 58%),
    radial-gradient(90% 80% at 2% 100%, rgba(52, 227, 211, 0.13), transparent 62%),
    var(--ink);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -140px;
  bottom: -180px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 1.5px solid rgba(174, 184, 198, 0.22);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .breadcrumbs {
  margin-bottom: 26px;
}

.page-faq .breadcrumbs__link,
.page-faq .faq-hero .breadcrumbs__link {
  color: var(--text-muted-dark);
  text-decoration: none;
  font-size: 0.875rem;
}

.page-faq .breadcrumbs__link:hover {
  color: var(--green);
}

.page-faq .breadcrumbs__sep {
  color: var(--silver);
  margin: 0 8px;
  font-size: 0.875rem;
}

.page-faq .breadcrumbs__current {
  color: var(--green);
  font-size: 0.875rem;
}

.page-faq .faq-hero__kicker {
  margin: 0 0 14px;
  font-size: 0.8125rem;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-faq .faq-hero__title {
  margin: 0 0 22px;
  font-size: clamp(2.05rem, 5.4vw, 3.6rem);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -0.01em;
  max-width: 19ch;
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 58ch;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text-muted-dark);
}

.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .pill {
  display: inline-flex;
  align-items: center;
  padding: 7px 16px;
  border-radius: var(--pill);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid var(--line-dark);
  color: var(--text-muted-dark);
  white-space: nowrap;
}

.page-faq .pill--green {
  color: var(--green);
  border-color: rgba(200, 255, 62, 0.42);
  background: rgba(200, 255, 62, 0.08);
}

.page-faq .pill--orange {
  color: var(--orange);
  border-color: rgba(255, 122, 42, 0.42);
  background: rgba(255, 122, 42, 0.08);
}

.page-faq .pill--silver {
  color: var(--silver);
}

/* ---------- 章节头 ---------- */
.page-faq .section__head {
  max-width: 68ch;
}

.page-faq .section__index {
  margin: 0 0 12px;
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-faq .section--paper .section__index {
  color: #B8500F;
}

.page-faq .section__title {
  margin: 0 0 16px;
  font-size: clamp(1.55rem, 3.4vw, 2.5rem);
  line-height: 1.24;
  font-weight: 900;
  max-width: 24ch;
}

.page-faq .section__lead {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.78;
  color: var(--text-muted-dark);
  max-width: 64ch;
}

.page-faq .section--paper .section__lead {
  color: rgba(30, 23, 18, 0.74);
}

/* ---------- 注册路径 ---------- */
.page-faq .faq-path {
  display: grid;
  gap: clamp(24px, 3.5vw, 44px);
  margin-top: clamp(28px, 4vw, 48px);
}

.page-faq .faq-path__steps {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  align-items: start;
  padding: 20px 22px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--line-light);
  border-radius: var(--radius-md);
}

.page-faq .faq-step__num {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--brown);
  color: var(--cream);
  font-size: 0.9375rem;
  font-weight: 700;
}

.page-faq .faq-step__title {
  margin: 4px 0 8px;
  font-size: 1.0625rem;
  font-weight: 800;
  line-height: 1.5;
  color: var(--brown);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(30, 23, 18, 0.76);
}

.page-faq .faq-path__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-light);
  background: linear-gradient(140deg, rgba(10, 23, 48, 0.94), rgba(52, 227, 211, 0.18));
}

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

.page-faq .faq-path__note {
  margin: 30px 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(30, 23, 18, 0.7);
}

.page-faq .faq-path__note a,
.page-faq .faq-helpers__note a,
.page-faq .faq-a a {
  color: #B8500F;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1.5px;
}

.page-faq .faq-a a {
  color: var(--green);
}

/* ---------- 筛选胶囊 ---------- */
.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(24px, 3.5vw, 36px) 0 0;
}

.page-faq .filter-pill {
  appearance: none;
  cursor: pointer;
  padding: 9px 18px;
  border-radius: var(--pill);
  border: 1px solid var(--line-dark);
  background: transparent;
  color: var(--text-muted-dark);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.2;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .filter-pill:hover {
  border-color: var(--green);
  color: var(--text-on-dark);
}

.page-faq .filter-pill.is-active,
.page-faq .filter-pill[aria-pressed="true"] {
  background: var(--green);
  border-color: var(--green);
  color: var(--brown);
}

/* ---------- 问答双栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 30px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  color: var(--silver);
}

.page-faq .faq-index__list {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  color: var(--text-muted-dark);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--glass);
  color: var(--text-on-dark);
  border-left-color: var(--orange);
}

.page-faq .faq-index__num {
  font-size: 0.8125rem;
  color: var(--green);
}

.page-faq .faq-group {
  scroll-margin-top: 32px;
}

.page-faq .faq-group + .faq-group {
  margin-top: 42px;
}

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  padding-bottom: 12px;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  border-bottom: 1px solid var(--line-dark);
}

.page-faq .faq-group__title .mono {
  font-size: 0.8125rem;
  color: var(--orange);
  letter-spacing: 0.1em;
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-item {
  border-radius: var(--radius-md);
  background: var(--glass);
  border: 1px solid var(--line-dark);
  border-left: 3px solid transparent;
  overflow: hidden;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .faq-item + .faq-item {
  margin-top: 10px;
}

.page-faq .faq-item:hover {
  background: rgba(255, 255, 255, 0.14);
}

.page-faq .faq-item[open] {
  border-left-color: var(--orange);
  background: rgba(255, 255, 255, 0.08);
}

.page-faq .faq-q {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 17px 54px 17px 20px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text-on-dark);
  transition: color 0.2s var(--ease);
}

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

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

.page-faq .faq-q::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--green);
  transition: transform 0.25s var(--ease), color 0.25s var(--ease);
}

.page-faq .faq-item[open] .faq-q {
  color: var(--green);
}

.page-faq .faq-item[open] .faq-q::after {
  content: "\2212";
  color: var(--orange);
}

.page-faq .faq-a {
  padding: 0 22px 20px;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--text-muted-dark);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.page-faq .faq-a p {
  margin: 0;
  max-width: 70ch;
}

/* ---------- 排查步骤 ---------- */
.page-faq .faq-checks {
  display: grid;
  gap: 20px;
  margin-top: clamp(28px, 4vw, 42px);
}

.page-faq .check {
  padding: 26px 24px;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid var(--line-light);
  border-top: 3px solid var(--orange);
  border-radius: var(--radius-lg);
}

.page-faq .check:nth-child(2) {
  border-top-color: #1F9E96;
}

.page-faq .check:nth-child(3) {
  border-top-color: #7A6A52;
}

.page-faq .check__title {
  margin: 0 0 14px;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--brown);
}

.page-faq .check__list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding-left: 20px;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: rgba(30, 23, 18, 0.78);
}

/* ---------- 工单 ---------- */
.page-faq .faq-ticket {
  display: grid;
  gap: clamp(26px, 3.5vw, 44px);
  margin-top: clamp(28px, 4vw, 44px);
}

.page-faq .faq-ticket__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-faq .faq-stat {
  padding: 18px 18px 16px;
  background: var(--glass);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
}

.page-faq .faq-stat__value {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--green);
}

.page-faq .faq-stat__unit {
  margin-left: 4px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted-dark);
}

.page-faq .faq-stat__label {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--text-muted-dark);
}

.page-faq .faq-ticket__ways {
  display: grid;
  gap: 0;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-dark);
}

.page-faq .faq-ticket__ways li {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-faq .faq-ticket__way-label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--silver);
}

.page-faq .faq-ticket__way-value {
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text-on-dark);
  word-break: break-word;
}

.page-faq .faq-ticket__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-dark);
  background: linear-gradient(160deg, rgba(5, 11, 22, 0.95), rgba(200, 255, 62, 0.14));
}

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

/* ---------- 人工协助 ---------- */
.page-faq .faq-helpers {
  display: grid;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 42px);
}

.page-faq .helper {
  padding: 28px 26px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, 0.66);
}

.page-faq .helper:last-child {
  border-color: rgba(255, 122, 42, 0.5);
  background: rgba(255, 122, 42, 0.08);
}

.page-faq .helper__tag {
  margin: 0 0 12px;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: #B8500F;
}

.page-faq .helper__title {
  margin: 0 0 12px;
  font-size: 1.125rem;
  font-weight: 800;
  line-height: 1.45;
  color: var(--brown);
}

.page-faq .helper__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: rgba(30, 23, 18, 0.76);
}

.page-faq .helper__actions {
  margin: 20px 0 0;
}

.page-faq .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--pill);
  font-size: 0.9375rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.2s var(--ease), filter 0.2s var(--ease);
}

.page-faq .btn--orange {
  background: var(--orange);
  color: var(--brown);
  border: 1px solid var(--orange);
}

.page-faq .btn--orange:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.page-faq .faq-helpers__note {
  margin: 28px 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(30, 23, 18, 0.7);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-checks {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-helpers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-ticket__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-path {
    grid-template-columns: 1.12fr 0.88fr;
    align-items: start;
  }

  .page-faq .faq-ticket {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 34px;
  }
}

@media (max-width: 759px) {
  .page-faq .faq-hero__title {
    max-width: none;
  }

  .page-faq .faq-step {
    grid-template-columns: 38px 1fr;
    padding: 18px 16px;
    gap: 13px;
  }

  .page-faq .faq-step__num {
    width: 38px;
    height: 38px;
    font-size: 0.875rem;
  }

  .page-faq .faq-q {
    padding: 15px 46px 15px 16px;
    font-size: 0.9688rem;
  }

  .page-faq .faq-a {
    padding: 0 16px 18px;
  }

  .page-faq .faq-index__link {
    padding: 10px 10px;
  }

  .page-faq .faq-ticket__stats {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .filter-pill,
  .page-faq .faq-index__link,
  .page-faq .faq-item,
  .page-faq .faq-q::after,
  .page-faq .btn {
    transition: none;
  }

  .page-faq .btn--orange:hover {
    transform: none;
  }
}