.page-faq {
  --faq-gap: clamp(1rem, 2.5vw, 1.75rem);
  background: var(--paper);
  color: var(--ink);
}

.page-faq .faq-crumbs {
  padding-top: clamp(1rem, 2.4vw, 1.8rem);
}

/* ---------- 首屏框景 ---------- */

.page-faq .faq-hero {
  padding-top: clamp(.6rem, 1.6vw, 1.2rem);
}

.page-faq .faq-hero__frame {
  position: relative;
  padding: clamp(1.4rem, 4vw, 2.8rem) clamp(1.1rem, 3.6vw, 2.6rem) clamp(1.7rem, 4vw, 3rem);
  background: var(--paper-warm);
  border: 2px solid var(--ink);
  box-shadow: 10px 10px 0 0 rgba(11, 15, 14, .2);
}

.page-faq .faq-hero__frame::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, var(--ink) 0 1px, transparent 1px 16px);
  opacity: .26;
}

.page-faq .faq-hero__top {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: clamp(.8rem, 2vw, 1.2rem);
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step4);
  line-height: 1.04;
  letter-spacing: -.02em;
  margin: clamp(.5rem, 1.4vw, .8rem) 0 clamp(.8rem, 2vw, 1.2rem);
  max-width: 14em;
}

.page-faq .faq-hero__lede {
  font-size: var(--step0);
  line-height: 1.85;
  max-width: 36em;
  color: rgba(11, 15, 14, .76);
  margin: 0 0 clamp(1.2rem, 3vw, 2rem);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

/* ---------- 章节头 ---------- */

.page-faq .faq-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: .5rem 1.2rem;
  border-bottom: 2px solid var(--ink);
  padding-bottom: .7rem;
  margin-bottom: clamp(1.4rem, 3vw, 2.2rem);
}

.page-faq .faq-h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--step3);
  line-height: 1.08;
  letter-spacing: -.015em;
  margin: 0;
}

.page-faq .faq-head__note {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(11, 15, 14, .55);
  margin: 0;
}

.page-faq .faq-head--light {
  border-bottom-color: rgba(244, 241, 234, .38);
}

.page-faq .faq-head--light .faq-h2 {
  color: var(--paper);
}

.page-faq .faq-head--light .faq-head__note {
  color: rgba(244, 241, 234, .6);
}

/* ---------- 三步上手 ---------- */

.page-faq .faq-steps__layout {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-steps__list {
  display: grid;
  gap: .85rem;
  align-content: start;
}

.page-faq .faq-step {
  position: relative;
  background: var(--paper-warm);
  border: 1px solid var(--line-strong);
  border-bottom: 3px solid var(--signal);
  overflow: hidden;
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 22px;
  height: 22px;
  background: linear-gradient(135deg, var(--pitch-deep) 0 50%, transparent 50%);
  pointer-events: none;
}

.page-faq .faq-step__summary {
  display: flex;
  align-items: center;
  gap: clamp(.7rem, 2vw, 1.2rem);
  padding: clamp(.9rem, 2.2vw, 1.3rem) clamp(1rem, 2.4vw, 1.5rem);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-step__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5.4vw, 2.9rem);
  font-weight: 700;
  line-height: .9;
  letter-spacing: -.05em;
  color: var(--pitch);
  transition: color 200ms var(--ease);
}

.page-faq .faq-step[open] .faq-step__num {
  color: var(--signal);
}

.page-faq .faq-step__title {
  font-family: var(--font-display);
  font-size: var(--step1);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.01em;
}

.page-faq .faq-step__body {
  padding: 0 clamp(1rem, 2.4vw, 1.5rem) clamp(1rem, 2.4vw, 1.4rem);
  margin-left: calc(clamp(2rem, 5.4vw, 2.9rem) + clamp(.7rem, 2vw, 1.2rem));
}

.page-faq .faq-step__body p {
  margin: 0;
  font-size: var(--step0);
  line-height: 1.85;
  color: rgba(11, 15, 14, .78);
}

.page-faq .faq-steps__media {
  margin: 0;
  align-self: start;
}

/* ---------- 两条路径 ---------- */

.page-faq .faq-paths {
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-paths__grid {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-path {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: .85rem;
  padding: clamp(1.3rem, 3.2vw, 2.2rem);
}

.page-faq .faq-path--wide {
  background: var(--pitch);
  color: var(--paper);
  border-left: 6px solid var(--turf);
}

.page-faq .faq-path--narrow {
  background: var(--slate);
  color: var(--ink);
  border-left: 6px solid var(--archive);
}

.page-faq .faq-path__label {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .18em;
  text-transform: uppercase;
  opacity: .68;
}

.page-faq .faq-path__title {
  font-family: var(--font-display);
  font-size: var(--step2);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.01em;
  margin: 0;
}

.page-faq .faq-path p {
  margin: 0;
  font-size: var(--step0);
  line-height: 1.85;
}

.page-faq .faq-path--wide p {
  color: rgba(244, 241, 234, .84);
}

.page-faq .faq-path--narrow p {
  color: rgba(11, 15, 14, .78);
}

.page-faq .faq-path__list {
  margin: 0;
  padding-left: 1.1em;
  font-size: var(--step-1);
  line-height: 1.9;
  color: rgba(244, 241, 234, .88);
}

/* ---------- 联赛 ---------- */

.page-faq .faq-league__grid {
  display: grid;
  gap: clamp(1.3rem, 3vw, 2.2rem);
}

.page-faq .faq-league__copy p {
  font-size: var(--step0);
  line-height: 1.85;
  margin: 0 0 1rem;
  color: rgba(11, 15, 14, .8);
}

.page-faq .faq-rail {
  display: flex;
  gap: .5rem;
  overflow-x: auto;
  padding: .4rem 0 .9rem;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

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

.page-faq .faq-rail .rail__item {
  flex: none;
  scroll-snap-align: start;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .06em;
  padding: .5rem .9rem;
  border: 1px solid var(--line-strong);
  background: var(--paper-warm);
  color: var(--ink);
  white-space: nowrap;
}

.page-faq .faq-rail .rail__item:first-child {
  background: var(--pitch);
  border-color: var(--pitch);
  color: var(--paper);
}

.page-faq .faq-league__tip {
  font-size: var(--step-1);
  line-height: 1.75;
  color: rgba(11, 15, 14, .62);
  border-left: 3px solid var(--signal);
  padding-left: .85rem;
  margin: 0;
}

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

/* ---------- 关注球队 ---------- */

.page-faq .faq-follow__panel {
  border: 1px solid var(--line-strong);
  background: var(--paper-warm);
  padding: clamp(1.2rem, 3.2vw, 2.4rem);
}

.page-faq .faq-follow__head {
  margin-bottom: clamp(1rem, 2.4vw, 1.6rem);
}

.page-faq .faq-follow__rows {
  display: grid;
}

.page-faq .faq-follow__row {
  display: grid;
  gap: .25rem .9rem;
  padding: .95rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-faq .faq-follow__row:last-child {
  border-bottom: 0;
}

.page-faq .faq-follow__key {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--pitch);
}

.page-faq .faq-follow__row p {
  margin: 0;
  font-size: var(--step0);
  line-height: 1.85;
  color: rgba(11, 15, 14, .78);
}

.page-faq .faq-follow__meter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem 1.2rem;
  margin-top: clamp(1.2rem, 3vw, 1.8rem);
  padding-top: clamp(1rem, 2.4vw, 1.4rem);
  border-top: 2px solid var(--signal);
}

.page-faq .faq-follow__meter-num {
  font-family: var(--font-mono);
  font-size: clamp(3rem, 9vw, 5rem);
  font-weight: 700;
  line-height: .85;
  letter-spacing: -.06em;
  color: var(--pitch-deep);
}

.page-faq .faq-follow__meter-label {
  flex: 1 1 14rem;
  font-size: var(--step-1);
  line-height: 1.75;
  color: rgba(11, 15, 14, .7);
}

/* ---------- 原编号回查 ---------- */

.page-faq .faq-lookup {
  background: var(--slate);
}

.page-faq .faq-lookup__grid {
  display: grid;
  gap: clamp(1.2rem, 3vw, 2rem);
}

.page-faq .faq-lookup__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: look;
  display: grid;
  gap: .95rem;
}

.page-faq .faq-lookup__steps li {
  counter-increment: look;
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: .7rem;
  font-size: var(--step0);
  line-height: 1.85;
  color: rgba(11, 15, 14, .82);
}

.page-faq .faq-lookup__steps li::before {
  content: counter(look, decimal-leading-zero);
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--archive);
  line-height: 1.9;
}

.page-faq .faq-lookup__samples {
  background: var(--paper-warm);
  border: 1px solid var(--line-strong);
  border-top: 4px solid var(--archive);
  padding: clamp(1rem, 2.6vw, 1.6rem);
}

.page-faq .faq-lookup__samples-title {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(11, 15, 14, .55);
  margin: 0 0 .6rem;
}

.page-faq .faq-lookup__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem .7rem;
  padding: .8rem 0;
  border-bottom: 1px dashed var(--line);
}

.page-faq .faq-lookup__arrow {
  color: var(--signal);
  font-weight: 700;
}

.page-faq .faq-lookup__meta {
  flex: 1 1 100%;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  color: rgba(11, 15, 14, .6);
}

.page-faq .faq-lookup__samples-tip {
  margin: .85rem 0 0;
  font-size: var(--step-1);
  line-height: 1.7;
  color: rgba(11, 15, 14, .62);
}

/* ---------- 版本记录 ---------- */

.page-faq .faq-versions {
  background: var(--pitch-deep);
  color: var(--paper);
}

.page-faq .faq-versions__lede {
  max-width: 40em;
  margin: 0 0 clamp(1.2rem, 3vw, 1.8rem);
  font-size: var(--step0);
  line-height: 1.85;
  color: rgba(244, 241, 234, .82);
}

.page-faq .faq-versions__list {
  margin: 0 0 clamp(1.4rem, 3vw, 2rem);
  padding: 0;
  list-style: none;
}

.page-faq .faq-versions__item {
  display: grid;
  gap: .35rem .9rem;
  padding: .95rem 0;
  border-bottom: 1px solid rgba(244, 241, 234, .18);
}

.page-faq .faq-versions__date {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .08em;
  color: var(--turf);
}

.page-faq .faq-versions__text {
  margin: 0;
  font-size: var(--step0);
  line-height: 1.75;
  color: rgba(244, 241, 234, .9);
}

.page-faq .faq-combos {
  border-top: 1px solid rgba(244, 241, 234, .24);
  padding-top: clamp(1rem, 2.4vw, 1.4rem);
}

.page-faq .faq-combos__title {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--silver);
  margin: 0 0 .8rem;
}

.page-faq .faq-combos__list {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
}

.page-faq .faq-combos__list li {
  border: 1px solid rgba(244, 241, 234, .34);
  padding: .55rem .85rem;
  font-size: var(--step-1);
  line-height: 1.6;
  color: rgba(244, 241, 234, .86);
}

.page-faq .faq-versions__more {
  margin: 0;
  font-size: var(--step-1);
  line-height: 1.7;
}

.page-faq .faq-versions__more a {
  color: var(--turf);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 164, 106, .5);
  padding-bottom: 1px;
}

/* ---------- 常见问题 ---------- */

.page-faq .faq-answers__toolbar {
  margin-bottom: clamp(1.2rem, 3vw, 1.8rem);
}

.page-faq .faq-search {
  display: block;
  max-width: 34rem;
}

.page-faq .faq-search__input {
  width: 100%;
  box-sizing: border-box;
  font-family: var(--font-body);
  font-size: var(--step0);
  padding: .85rem 1rem;
  border: 1px solid var(--line-strong);
  border-left: 4px solid var(--signal);
  background: var(--paper-warm);
  color: var(--ink);
  border-radius: 0;
  appearance: none;
  -webkit-appearance: none;
}

.page-faq .faq-search__input::placeholder {
  color: rgba(11, 15, 14, .42);
}

.page-faq .faq-search__input:focus {
  outline: 2px solid var(--pitch);
  outline-offset: 1px;
}

.page-faq .faq-answers__groups {
  display: grid;
  gap: clamp(1.5rem, 3.4vw, 2.2rem);
}

.page-faq .faq-group__title {
  font-family: var(--font-display);
  font-size: var(--step1);
  font-weight: 900;
  letter-spacing: -.01em;
  margin: 0 0 .8rem;
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--signal);
  color: var(--pitch-deep);
}

.page-faq .faq-q {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-q__summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: .9rem;
  padding: .95rem 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
  font-size: var(--step0);
  font-weight: 600;
  line-height: 1.7;
  color: var(--ink);
}

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

.page-faq .faq-q__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  line-height: 1.4;
  color: var(--pitch);
  transition: color 200ms var(--ease);
}

.page-faq .faq-q[open] .faq-q__summary::after {
  content: "−";
  color: var(--signal);
}

.page-faq .faq-q__body {
  padding-bottom: 1.05rem;
}

.page-faq .faq-q__body p {
  margin: 0;
  max-width: 44em;
  font-size: var(--step-1);
  line-height: 1.9;
  color: rgba(11, 15, 14, .78);
}

/* ---------- 联系 ---------- */

.page-faq .faq-contact {
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-contact__inner {
  display: grid;
  gap: clamp(1.4rem, 3.4vw, 2.4rem);
}

.page-faq .faq-contact .faq-h2 {
  color: var(--paper);
  margin-bottom: 1rem;
}

.page-faq .faq-contact__copy p {
  margin: 0 0 1rem;
  font-size: var(--step0);
  line-height: 1.85;
  color: rgba(244, 241, 234, .8);
  max-width: 34em;
}

.page-faq .faq-contact__card {
  border: 1px solid rgba(244, 241, 234, .3);
  border-left: 4px solid var(--signal);
  background: rgba(244, 241, 234, .05);
  padding: clamp(1rem, 2.6vw, 1.6rem);
}

.page-faq .faq-contact__label {
  font-family: var(--font-mono);
  font-size: var(--step-1);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--silver);
  margin: 0 0 .2rem;
}

.page-faq .faq-contact__value {
  margin: 0 0 1rem;
  font-size: var(--step1);
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-contact__value--small {
  font-size: var(--step-1);
  font-weight: 400;
  color: rgba(244, 241, 234, .82);
  margin-bottom: 1.2rem;
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-follow__row {
    grid-template-columns: 3rem minmax(0, 1fr);
    align-items: baseline;
  }

  .page-faq .faq-versions__item {
    grid-template-columns: 6rem 6rem minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-paths__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-path--narrow {
    margin-top: clamp(1.8rem, 4.5vw, 3.4rem);
  }

  .page-faq .faq-lookup__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .page-faq .faq-contact__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-steps__layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: clamp(1.4rem, 3vw, 2.4rem);
    align-items: start;
  }

  .page-faq .faq-league__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: center;
  }

  .page-faq .faq-answers__groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(1.6rem, 3.6vw, 2.8rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step__num,
  .page-faq .faq-q__summary::after {
    transition: none;
  }

  .page-faq .faq-rail {
    scroll-behavior: auto;
  }
}