/* ===== 问题反馈对照 · page-faq ===== */

.page-faq {
  --faq-rule: rgba(199, 154, 232, .22);
  --faq-rule-strong: rgba(242, 193, 78, .48);
  --faq-panel: rgba(21, 16, 36, .72);
  --faq-panel-2: rgba(58, 28, 85, .42);
  --faq-zebra: rgba(245, 241, 234, .04);
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */

.page-faq .page-top {
  padding-bottom: 0;
}

.page-faq .faq-hero {
  padding: 22px 0 clamp(38px, 6vw, 68px);
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-hero__kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-faq .faq-hero__title {
  margin: 0 0 22px;
  font-size: clamp(34px, 7.6vw, 78px);
  line-height: 1.04;
  letter-spacing: -.015em;
  font-weight: 800;
  color: var(--paper);
  max-width: 18ch;
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--faq-rule);
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-card);
  overflow: hidden;
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 22px;
  background: var(--ink-2);
}

.page-faq .faq-stat__n {
  font-family: var(--font-mono);
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: .01em;
  color: var(--neon);
}

.page-faq .faq-stat__n small {
  margin-left: 4px;
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--frost);
}

.page-faq .faq-stat__t {
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 章节通用 ---------- */

.page-faq .faq-zone {
  position: relative;
  padding: clamp(46px, 7vw, 88px) 0;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-zone--deep {
  background: linear-gradient(180deg, var(--ink-2) 0%, var(--ink) 100%);
}

.page-faq .faq-zone--paper {
  background:
    radial-gradient(120% 80% at 12% 0%, rgba(123, 63, 160, .34) 0%, rgba(11, 7, 20, 0) 62%),
    var(--ink-2);
}

.page-faq .faq-band__head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-faq .faq-band__head .section__title,
.page-faq .faq-split__main .section__title {
  margin: 8px 0 14px;
  font-size: clamp(25px, 3.6vw, 40px);
  line-height: 1.18;
  font-weight: 750;
  color: var(--paper);
}

.page-faq .section__num {
  display: inline-block;
  margin: 0;
  padding-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: .18em;
  color: var(--neon);
  border-bottom: 2px solid var(--neon);
}

.page-faq .faq-band__head .section__lead,
.page-faq .faq-split__main .section__lead {
  margin: 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-tail {
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding-left: 16px;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  border-left: 2px solid var(--faq-rule-strong);
}

.page-faq a {
  color: var(--frost);
  text-decoration-color: rgba(199, 154, 232, .5);
  text-underline-offset: 3px;
}

.page-faq a:hover {
  color: var(--neon);
  text-decoration-color: var(--neon);
}

/* ---------- 01 三列对照表 ---------- */

.page-faq .faq-tablebox {
  position: relative;
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-card);
  overflow: hidden;
  background: linear-gradient(165deg, rgba(58, 28, 85, .62) 0%, rgba(11, 7, 20, .92) 72%);
}

.page-faq .faq-tablebox__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .18;
  pointer-events: none;
}

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

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

.page-faq .ftable__row {
  display: grid;
  grid-template-columns: 1fr;
  padding: 18px 20px;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .ftable__row:first-of-type {
  border-top: none;
}

.page-faq .ftable__row:nth-child(even) {
  background: var(--faq-zebra);
}

.page-faq .ftable__row:hover {
  background: rgba(123, 63, 160, .2);
}

.page-faq .ftable__cell {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

.page-faq .ftable__cell::before {
  content: attr(data-k);
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--neon);
}

.page-faq .ftable__cell:nth-child(2) {
  color: var(--mist);
}

.page-faq .ftable__cell:nth-child(3) {
  color: var(--frost);
}

/* ---------- 02/03 步骤与说明 ---------- */

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

.page-faq .steps__item {
  counter-increment: faqstep;
  position: relative;
  padding: 22px 20px 22px 20px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-card);
  background: linear-gradient(150deg, var(--faq-panel-2) 0%, rgba(21, 16, 36, .68) 100%);
}

.page-faq .steps__item::before {
  content: counter(faqstep, decimal-leading-zero);
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--neon);
}

.page-faq .steps__item::after {
  content: "";
  position: absolute;
  top: 0;
  left: 20px;
  width: 34px;
  height: 3px;
  background: var(--neon);
}

.page-faq .steps__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .steps__desc {
  margin: 0;
  max-width: 54ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .faq-note {
  padding: 22px 20px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-card);
  background: var(--faq-panel);
}

.page-faq .faq-note__t {
  margin: 0 0 10px;
  padding-bottom: 10px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  border-bottom: 1px dashed var(--faq-rule);
}

.page-faq .faq-note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 04 判断清单 ---------- */

.page-faq .faq-judge {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-judge__item {
  padding: 22px 0;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-judge__k {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--frost);
}

.page-faq .faq-judge__v {
  margin: 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 05 提交 ---------- */

.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-faq .faq-req {
  list-style: none;
  margin: 26px 0 30px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-req li {
  position: relative;
  padding: 14px 16px 14px 46px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-card);
  background: var(--faq-panel);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-req li::before {
  content: "✓";
  position: absolute;
  left: 16px;
  top: 13px;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--vine);
}

.page-faq .faq-req strong {
  color: var(--paper);
  font-weight: 700;
}

.page-faq .faq-channel {
  margin-top: 14px;
  padding: 18px 20px;
  border: 1px solid var(--faq-rule-strong);
  border-radius: var(--r-card);
  background: rgba(11, 7, 20, .55);
}

.page-faq .faq-channel__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
}

.page-faq .faq-channel__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--neon);
}

.page-faq .faq-channel__v {
  font-family: var(--font-mono);
  font-size: clamp(14px, 2.4vw, 18px);
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--paper);
  word-break: break-all;
}

.page-faq .faq-channel__note {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-shot {
  margin: 0;
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-card);
  overflow: hidden;
  background: var(--faq-panel);
}

.page-faq .faq-shot__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 4;
}

.page-faq .faq-shot__cap {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  line-height: 1.6;
  color: var(--frost);
  border-top: 1px solid var(--faq-rule);
  background: rgba(11, 7, 20, .5);
}

/* ---------- 06 处理路径 ---------- */

.page-faq .faq-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-flow__step {
  position: relative;
  padding: 22px 0 22px 56px;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-flow__no {
  position: absolute;
  left: 0;
  top: 22px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--neon);
}

.page-faq .faq-flow__no::after {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 34px;
  height: 0;
}

.page-faq .faq-flow__t {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .faq-flow__step p {
  margin: 0;
  max-width: 54ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: clamp(30px, 4vw, 46px);
  background: var(--faq-rule);
  border: 1px solid var(--faq-rule);
  border-radius: var(--r-card);
  overflow: hidden;
}

.page-faq .faq-fact {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  background: var(--ink-2);
}

.page-faq .faq-fact__n {
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: .01em;
  color: var(--neon);
}

.page-faq .faq-fact__n small {
  margin-left: 4px;
  font-size: 13px;
  color: var(--frost);
}

.page-faq .faq-fact__t {
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */

@media (min-width: 600px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .faq-cols {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .faq-facts {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 860px) {
  .page-faq .ftable__head {
    display: grid;
    grid-template-columns: 1.15fr 1fr 1fr;
    gap: 26px;
    padding: 16px 24px;
    background: rgba(123, 63, 160, .26);
    border-bottom: 1px solid var(--faq-rule-strong);
  }

  .page-faq .ftable__head span {
    font-family: var(--font-mono);
    font-size: 11.5px;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--neon);
  }

  .page-faq .ftable__row {
    grid-template-columns: 1.15fr 1fr 1fr;
    gap: 26px;
    padding: 18px 24px;
    align-items: start;
  }

  .page-faq .ftable__cell {
    padding: 0;
    font-size: 14.5px;
  }

  .page-faq .ftable__cell::before {
    display: none;
  }

  .page-faq .steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .page-faq .faq-judge {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 44px;
  }

  .page-faq .faq-flow {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
  }

  .page-faq .faq-flow__step {
    padding: 28px 22px 28px 0;
    border-bottom: none;
    border-left: 1px solid var(--faq-rule);
  }

  .page-faq .faq-flow__step:first-child {
    border-left: none;
  }

  .page-faq .faq-flow__no {
    position: static;
    display: block;
    margin-bottom: 12px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: clamp(34px, 5vw, 64px);
    align-items: start;
  }

  .page-faq .faq-shot {
    position: sticky;
    top: calc(var(--head-h) + 24px);
  }

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

@media (min-width: 1180px) {
  .page-faq .faq-hero__title {
    max-width: 20ch;
  }

  .page-faq .steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tablebox__bg,
  .page-faq .faq-shot {
    position: static;
  }
}