.page-faq {
  --faq-rail-w: 236px;
  --faq-card: rgba(14, 42, 77, .62);
  --faq-card-2: rgba(11, 34, 68, .46);
  --faq-hair: rgba(46, 74, 107, .72);
  --cat-resume: #FFB020;
  --cat-preview: #29E36B;
  --cat-salary: #FF5A3C;
  --cat-access: #17B58A;
  --cat-support: #C9D8E8;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 4rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  background:
    linear-gradient(180deg, rgba(5, 15, 32, .92) 0%, rgba(7, 26, 51, 0) 72%),
    linear-gradient(152deg, rgba(41, 227, 107, .10) 0%, rgba(7, 26, 51, 0) 44%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  z-index: 0;
  right: -14%;
  top: -30%;
  width: min(720px, 78vw);
  aspect-ratio: 1 / 1;
  background: conic-gradient(from 200deg at 50% 50%, rgba(41, 227, 107, .22), rgba(23, 181, 138, .08) 36%, rgba(7, 26, 51, 0) 64%);
  clip-path: polygon(50% 0, 100% 38%, 78% 100%, 12% 84%, 0 26%);
  animation: faqDrift 12s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes faqDrift {
  from { transform: translate3d(0, 0, 0) rotate(0deg); }
  to { transform: translate3d(-3%, 3%, 0) rotate(6deg); }
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: center;
}

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

.page-faq .faq-hero__lede {
  max-width: 44ch;
  margin: 1rem 0 1.6rem;
  font-size: clamp(1rem, 1.4vw, 1.0625rem);
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-faq .faq-hero__figure {
  margin: 0;
}

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

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
}

/* ---------- 类别索引 ---------- */
.page-faq .faq-rail {
  border: 1px solid var(--faq-hair);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, var(--faq-card), var(--faq-card-2));
  padding: .9rem;
  min-width: 0;
}

.page-faq .faq-rail__title {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.page-faq .faq-rail__list {
  display: flex;
  gap: .5rem;
  margin: 0;
  padding: 0 0 .3rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-rail__list li {
  flex: 0 0 auto;
}

.page-faq .faq-rail__link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .85rem;
  border: 1px solid transparent;
  border-radius: var(--pill);
  color: var(--ink-dim);
  font-size: .9rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--white);
  background: rgba(41, 227, 107, .12);
  border-color: rgba(41, 227, 107, .42);
}

.page-faq .faq-rail__no {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--amber);
}

/* ---------- 章节 ---------- */
.page-faq .faq-stream {
  min-width: 0;
}

.page-faq .faq-block {
  padding: clamp(1.6rem, 3.4vw, 2.4rem) 0 0;
  border-top: 1px solid var(--faq-hair);
  scroll-margin-top: 7rem;
}

.page-faq .faq-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-block--resume { --cat: var(--cat-resume); }
.page-faq .faq-block--preview { --cat: var(--cat-preview); }
.page-faq .faq-block--salary { --cat: var(--cat-salary); }
.page-faq .faq-block--access { --cat: var(--cat-access); }
.page-faq .faq-block--support { --cat: var(--cat-support); }

.page-faq .faq-block__head {
  margin-bottom: 1.25rem;
  padding-left: 1.05rem;
  border-left: 3px solid var(--cat, var(--green));
}

.page-faq .faq-block__title {
  margin: .5rem 0 .35rem;
  font-family: var(--font-head);
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.25;
  color: var(--white);
}

.page-faq .faq-block__desc {
  margin: 0;
  max-width: 60ch;
  font-size: .95rem;
  line-height: 1.7;
  color: var(--ink-dim);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  display: block;
}

.page-faq .qa {
  margin-bottom: .7rem;
  border: 1px solid var(--faq-hair);
  border-radius: var(--r-md);
  background: linear-gradient(180deg, var(--faq-card), var(--faq-card-2));
  overflow: hidden;
  transition: border-color .22s ease, background .22s ease;
}

.page-faq .qa[open] {
  border-color: rgba(41, 227, 107, .45);
  background: linear-gradient(180deg, rgba(14, 42, 77, .88), rgba(11, 34, 68, .66));
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: .8rem;
  padding: 1rem clamp(1rem, 2.4vw, 1.4rem);
  cursor: pointer;
  list-style: none;
  font-size: clamp(.98rem, 1.5vw, 1.06rem);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.5;
  color: var(--white);
}

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

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: -2px;
}

.page-faq .qa__no {
  flex: 0 0 auto;
  padding-top: .3rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--amber);
}

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

.page-faq .qa__mark {
  position: relative;
  flex: 0 0 auto;
  width: 1.5rem;
  height: 1.5rem;
  margin-top: .1rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: transform .26s ease, border-color .26s ease, background .26s ease;
}

.page-faq .qa__mark::before {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: .46rem;
  height: .46rem;
  border-right: 2px solid var(--green);
  border-bottom: 2px solid var(--green);
  transform: translateY(-16%) rotate(45deg);
}

.page-faq .qa[open] .qa__mark {
  transform: rotate(180deg);
  background: rgba(41, 227, 107, .14);
  border-color: rgba(41, 227, 107, .5);
}

.page-faq .qa__a {
  padding: 0 clamp(1rem, 2.4vw, 1.4rem) 1.15rem;
  font-size: .95rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .qa[open] .qa__a {
  animation: faqReveal .3s ease both;
}

@keyframes faqReveal {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: none; }
}

.page-faq .qa__a > p {
  max-width: 66ch;
  margin: 0 0 .7rem;
}

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

.page-faq .qa__a a {
  color: var(--green);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa__table {
  margin: .9rem 0 1rem;
  border: 1px solid var(--faq-hair);
  border-radius: var(--r-sm);
}

.page-faq .qa__table .data-table {
  min-width: 460px;
}

.page-faq .qa__table .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* ---------- 章节配图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 1.4rem;
}

/* ---------- 联系方式行 ---------- */
.page-faq .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  padding: .55rem 0;
  border-bottom: 1px dashed var(--faq-hair);
}

.page-faq .contact-line:last-of-type {
  border-bottom: 0;
}

.page-faq .contact-line__key {
  flex: 0 0 auto;
  min-width: 5rem;
  font-size: .82rem;
  letter-spacing: .06em;
  color: var(--ink-faint);
}

.page-faq .contact-line__val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: .95rem;
  color: var(--green);
  word-break: break-word;
}

.page-faq .contact-line__val--text {
  font-family: var(--font-body);
  color: var(--white);
}

/* ---------- 收尾 ---------- */
.page-faq .faq-outro {
  padding: clamp(3rem, 8vw, 6.5rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  text-align: center;
  background: linear-gradient(180deg, rgba(7, 26, 51, 0) 0%, rgba(11, 34, 68, .55) 100%);
}

.page-faq .faq-outro__title {
  max-width: 22ch;
  margin: 0 auto .8rem;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.4vw, 2.25rem);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.28;
  color: var(--white);
}

.page-faq .faq-outro__lede {
  max-width: 52ch;
  margin: 0 auto 1.8rem;
  font-size: .98rem;
  line-height: 1.78;
  color: var(--ink-dim);
}

.page-faq .faq-outro__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .75rem;
}

.page-faq .faq-outro__actions .btn {
  padding: 1rem 2.1rem;
  font-size: 1.02rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .qa__a {
    padding-left: calc(clamp(1rem, 2.4vw, 1.4rem) + 2.3rem);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-faq .faq-hero__figure {
    transform: translateY(1.25rem);
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 7rem;
    align-self: start;
    padding: 1.1rem 1rem;
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: .25rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-rail__link {
    width: 100%;
    border-radius: var(--r-xs);
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero::after {
    animation: none;
  }

  .page-faq .qa[open] .qa__a {
    animation: none;
  }

  .page-faq .qa__mark,
  .page-faq .qa,
  .page-faq .faq-rail__link {
    transition: none;
  }
}