/* ===== 使用教程页 / page-faq ===== */
.page-faq {
  --faq-soft: rgba(36, 30, 26, 0.7);
  --faq-hair: 1px solid rgba(36, 30, 26, 0.16);
  background: var(--paper);
  color: var(--brown);
  font-family: var(--sans);
  overflow-x: clip;
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

.page-faq .wrap {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  background:
    radial-gradient(circle at 84% 8%, rgba(53, 224, 208, 0.18), transparent 44%),
    linear-gradient(158deg, var(--ink) 0%, var(--ink-deep) 100%);
  border-bottom: 3px solid var(--gold);
  color: var(--paper);
  padding-block: clamp(28px, 6vw, 56px) clamp(26px, 5vw, 52px);
}

.page-faq .faq-hero .wrap {
  display: grid;
  gap: 16px;
}

.page-faq .faq-hero .crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.08em;
  color: rgba(244, 239, 228, 0.58);
}

.page-faq .faq-hero .crumbs a {
  color: var(--paper-2);
  text-decoration: none;
}

.page-faq .faq-hero .crumbs a:hover,
.page-faq .faq-hero .crumbs a:focus-visible {
  color: var(--gold);
}

.page-faq .faq-hero .crumbs .crumbs__sep {
  color: var(--gold);
}

.page-faq .faq-hero .crumbs [aria-current="page"] {
  color: var(--cyan);
}

.page-faq .eyebrow {
  margin: 0;
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.28em;
  color: var(--graphite);
}

.page-faq .faq-hero .eyebrow {
  color: var(--gold);
}

.page-faq h1 {
  margin: 0;
  max-width: 24ch;
  font-size: var(--t2);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-faq .faq-lede {
  margin: 0;
  max-width: 48ch;
  font-size: var(--t6);
  line-height: 1.8;
  color: rgba(244, 239, 228, 0.84);
}

.page-faq .faq-tabs {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  margin-top: 6px;
  padding-bottom: 14px;
  overflow-x: auto;
  border-bottom: 1px solid rgba(244, 239, 228, 0.24);
}

.page-faq .faq-tabs a {
  position: relative;
  flex: 0 0 auto;
  padding: 10px 14px 12px;
  border: 2px solid rgba(227, 179, 65, 0.55);
  background: rgba(6, 18, 42, 0.5);
  color: var(--paper);
  font-family: var(--mono);
  font-size: var(--t7);
  letter-spacing: 0.04em;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.18s linear, color 0.18s linear, border-color 0.18s linear;
}

.page-faq .faq-tabs a::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s linear;
}

.page-faq .faq-tabs a:hover,
.page-faq .faq-tabs a:focus-visible {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--brown);
}

.page-faq .faq-tabs a:hover::after,
.page-faq .faq-tabs a:focus-visible::after {
  transform: scaleX(1);
}

/* ---------- 区块骨架 ---------- */
.page-faq .faq-sec {
  padding-block: var(--band);
  border-bottom: var(--faq-hair);
}

.page-faq .faq-sec--alt {
  background: var(--paper-2);
}

.page-faq .sec-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .sec-head h2 {
  margin: 0;
  font-size: var(--t3);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--brown);
}

.page-faq .sec-head p {
  margin: 0;
  max-width: 42ch;
  font-size: var(--t6);
  line-height: 1.8;
  color: var(--faq-soft);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0 0 clamp(20px, 3vw, 32px);
  border: var(--stroke);
  background: var(--ink);
  box-shadow: 6px 6px 0 var(--gold);
  overflow: hidden;
}

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

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  background: var(--brown);
  color: var(--paper-2);
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.04em;
}

.page-faq .faq-figure--phone {
  max-width: 320px;
  margin-inline: auto;
  box-shadow: 6px 6px 0 var(--orange);
}

/* ---------- 三条主线 ---------- */
.page-faq .paths {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .path {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 20px 18px;
  background: var(--paper);
  border: var(--stroke);
  border-left: 8px solid var(--gold);
}

.page-faq .path h3 {
  margin: 0;
  font-size: var(--t5);
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .path__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin: 0;
  background: var(--ink);
  border: var(--stroke);
  color: var(--gold);
  font-family: var(--mono);
  font-size: var(--t5);
  font-weight: 700;
}

.page-faq .path__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .path__steps li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 8px;
  font-size: var(--t7);
  line-height: 1.7;
  color: var(--faq-soft);
}

.page-faq .path__steps .num {
  padding-top: 3px;
  font-family: var(--mono);
  font-size: var(--t8);
  color: var(--orange);
}

/* ---------- 问答折叠 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 12px;
}

.page-faq .faq-item {
  background: var(--paper);
  border: var(--stroke);
  border-left: 6px solid var(--ink);
  transition: border-color 0.18s linear;
}

.page-faq .faq-item[open] {
  border-left-color: var(--orange);
  box-shadow: 5px 5px 0 rgba(11, 27, 58, 0.9);
}

.page-faq .faq-item summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 12px;
  padding: 16px;
  cursor: pointer;
  list-style: none;
  font-size: var(--t6);
  font-weight: 700;
  color: var(--brown);
  transition: background-color 0.18s linear;
}

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

.page-faq .faq-item summary::marker {
  content: "";
}

.page-faq .faq-item summary:hover {
  background: rgba(227, 179, 65, 0.14);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -4px;
}

.page-faq .faq-q-no {
  font-family: var(--mono);
  font-size: var(--t8);
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--graphite);
}

.page-faq .faq-item[open] .faq-q-no {
  color: var(--orange);
}

.page-faq .faq-toggle {
  font-family: var(--mono);
  font-size: var(--t5);
  line-height: 1;
  color: var(--ink);
}

.page-faq .faq-toggle::before {
  content: "+";
}

.page-faq .faq-item[open] .faq-toggle::before {
  content: "−";
}

.page-faq .faq-a {
  padding: 0 16px 18px;
  font-size: var(--t7);
  line-height: 1.8;
  color: var(--faq-soft);
}

.page-faq .faq-a p {
  margin: 0 0 10px;
  max-width: 46ch;
}

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

.page-faq .faq-a a {
  color: var(--alert);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.page-faq .faq-a a:hover,
.page-faq .faq-a a:focus-visible {
  color: var(--orange);
}

.page-faq .faq-a code {
  padding: 1px 6px;
  background: var(--paper-2);
  border: 1px solid rgba(36, 30, 26, 0.24);
  font-family: var(--mono);
  font-size: 0.92em;
  color: var(--ink);
}

.page-faq .faq-item[open] .faq-a {
  animation: faq-reveal 0.22s linear both;
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- 分栏：赛程与积分 ---------- */
.page-faq .faq-split {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

/* ---------- 下载表 ---------- */
.page-faq .dl-scroll {
  margin: 0 0 clamp(20px, 3vw, 28px);
  overflow-x: auto;
  border: var(--stroke);
  background: var(--paper);
}

.page-faq .dl-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: var(--t7);
}

.page-faq .dl-table caption {
  caption-side: top;
  padding: 12px 14px;
  background: var(--ink);
  color: var(--gold);
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.08em;
  text-align: left;
}

.page-faq .dl-table th {
  padding: 12px 14px;
  background: var(--ink-deep);
  color: var(--paper);
  font-family: var(--mono);
  font-size: var(--t8);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-align: left;
  white-space: nowrap;
}

.page-faq .dl-table td {
  padding: 12px 14px;
  border-top: 1px solid rgba(36, 30, 26, 0.16);
  color: var(--brown);
  vertical-align: top;
  line-height: 1.7;
}

.page-faq .dl-table tbody tr:nth-child(even) {
  background: var(--paper-2);
}

.page-faq .dl-table td .num {
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.04em;
}

/* ---------- 联系与反馈 ---------- */
.page-faq .faq-sec--help {
  background: linear-gradient(155deg, var(--ink) 0%, var(--ink-deep) 100%);
  border-bottom: none;
  color: var(--paper);
}

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

.page-faq .faq-sec--help .sec-head p {
  color: rgba(244, 239, 228, 0.8);
}

.page-faq .faq-sec--help .eyebrow {
  color: var(--cyan);
}

.page-faq .help-list {
  list-style: none;
  margin: 0 0 clamp(20px, 3vw, 28px);
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(244, 239, 228, 0.2);
  border: 1px solid rgba(244, 239, 228, 0.28);
}

.page-faq .help-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  padding: 16px;
  background: var(--ink);
  font-size: var(--t7);
  line-height: 1.75;
  color: rgba(244, 239, 228, 0.86);
}

.page-faq .help-key {
  padding-top: 3px;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: var(--t8);
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.page-faq .help-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin: 0;
}

.page-faq .help-link {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: var(--t7);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-faq .help-link:hover,
.page-faq .help-link:focus-visible {
  color: var(--gold);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) and (max-width: 999px) {
  .page-faq .paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .path:nth-child(3) {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1000px) {
  .page-faq .paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .path:first-child {
    grid-column: 1 / -1;
    grid-template-columns: auto 1fr;
    align-items: center;
    column-gap: 20px;
  }

  .page-faq .path:first-child .path__steps {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    align-items: start;
  }

  .page-faq .faq-split .faq-figure--phone {
    margin: 0;
    max-width: 100%;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-a p {
    max-width: 52ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item[open] .faq-a {
    animation: none;
  }

  .page-faq .faq-tabs a,
  .page-faq .faq-tabs a::after,
  .page-faq .faq-item,
  .page-faq .faq-item summary {
    transition: none;
  }
}