.page-faq {
  --faq-aside: 236px;
  display: block;
}

.page-faq .guide-hero {
  padding: clamp(24px, 4.5vw, 56px) 0 clamp(28px, 4vw, 48px);
  border-bottom: 2px solid var(--line);
}

.page-faq .guide-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 5.6vw, 76px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 14px 0 18px;
  max-width: 18ch;
}

.page-faq .guide-hero .lede {
  max-width: 38ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--body-text);
}

.page-faq .hero-chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
}

.page-faq .hero-chips li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  border: 2px solid var(--line);
  background: var(--ink-2);
  padding: 6px 12px;
}

.page-faq .guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 44px);
  padding-top: clamp(24px, 4vw, 48px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-faq .guide-aside {
  min-width: 0;
}

.page-faq .aside-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin: 0 0 10px;
  text-transform: uppercase;
}

.page-faq .anchor-list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .anchor-list a {
  display: block;
  white-space: nowrap;
  font-size: 14px;
  font-weight: 600;
  color: var(--body-text);
  text-decoration: none;
  border: 2px solid var(--line);
  background: var(--ink-2);
  padding: 8px 12px;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .anchor-list a:hover,
.page-faq .anchor-list a:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  outline: none;
}

.page-faq .guide-flow {
  min-width: 0;
}

.page-faq .section-title {
  font-size: clamp(24px, 3.4vw, 42px);
  line-height: 1.16;
}

.page-faq .section-lede {
  max-width: 40ch;
}

/* 三步卡片 */
.page-faq .step-deck {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-faq .step-card {
  background: var(--ink-2);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
  padding: 20px 18px 22px;
}

.page-faq .step-num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(40px, 6vw, 58px);
  line-height: 1;
  color: var(--cyan);
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 3px solid var(--cyan);
}

.page-faq .step-card h3 {
  font-size: 19px;
  font-weight: 800;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-faq .step-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-faq .step-figure {
  margin: 26px 0 0;
}

.page-faq .after-note {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--body-text);
  border-left: 6px solid var(--violet);
  padding: 10px 0 10px 16px;
}

.page-faq .after-note a {
  color: var(--cyan);
  font-weight: 700;
}

/* 问答流 */
.page-faq .qa-list {
  margin-top: 22px;
  border-bottom: 2px solid var(--line);
}

.page-faq .qa {
  border-top: 2px solid var(--line);
}

.page-faq .qa summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 2px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  transition: color 0.18s var(--ease);
}

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

.page-faq .qa summary::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--cyan);
}

.page-faq .qa[open] summary::after {
  content: "–";
  color: var(--violet);
}

.page-faq .qa summary:hover,
.page-faq .qa summary:focus-visible {
  color: var(--cyan);
  outline: none;
}

.page-faq .qa summary:focus-visible {
  box-shadow: inset 0 0 0 2px var(--cyan);
}

.page-faq .qa__body {
  padding: 0 2px 20px 0;
  max-width: 60ch;
}

.page-faq .qa__body p,
.page-faq .qa__body li {
  font-size: 15px;
  line-height: 1.82;
  color: var(--body-text);
}

.page-faq .qa__body p {
  margin: 0 0 10px;
}

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

.page-faq .qa__body strong {
  color: var(--paper);
}

.page-faq .mini-steps {
  margin: 0;
  padding-left: 20px;
}

.page-faq .mini-steps li {
  margin-bottom: 6px;
}

.page-faq .check-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .check-list li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
}

.page-faq .check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 9px;
  height: 9px;
  background: var(--orange);
}

/* 版本线 */
.page-faq .version-rail {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .version-item {
  background: var(--ink-2);
  border: 2px solid var(--line);
  border-left-width: 8px;
  border-left-color: var(--line);
  padding: 18px 18px 20px;
}

.page-faq .version-item--green { border-left-color: var(--green); }
.page-faq .version-item--cyan { border-left-color: var(--cyan); }
.page-faq .version-item--violet { border-left-color: var(--violet); }

.page-faq .version-item h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--paper);
  margin: 12px 0 8px;
}

.page-faq .version-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-faq .hash-block {
  margin-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  background: var(--ink-2);
  border: 2px solid var(--line);
  padding: 20px 18px;
}

.page-faq .hash-block h3 {
  font-size: 19px;
  font-weight: 800;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-faq .hash-block p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--body-text);
}

.page-faq .hash-box {
  border: 2px dashed var(--line);
  background: var(--ink);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  justify-content: center;
}

.page-faq .hash-box span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-faq .hash-box code {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(15px, 2.2vw, 20px);
  letter-spacing: 0.08em;
  color: var(--cyan);
  word-break: break-all;
}

/* 开奖资讯 */
.page-faq .number-groups {
  margin-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .number-group {
  display: block;
  text-decoration: none;
  background: var(--ink-2);
  border: 2px solid var(--line);
  padding: 16px 16px 18px;
  transition: transform 0.16s var(--ease), border-color 0.16s var(--ease), box-shadow 0.16s var(--ease);
}

.page-faq .number-group:hover,
.page-faq .number-group:focus-visible {
  transform: translate(-3px, -3px);
  border-color: var(--violet);
  box-shadow: var(--shadow-hard);
  outline: none;
}

.page-faq .number-group__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-faq .number-group h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--paper);
  margin: 8px 0 8px;
}

.page-faq .number-group p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body-text);
}

.page-faq .phone-row {
  margin-top: 26px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.page-faq .phone-shot {
  max-width: 280px;
  margin: 0;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-hard);
}

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

.page-faq .phone-copy h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-faq .phone-copy p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--body-text);
  max-width: 44ch;
}

.page-faq .dot-grid {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  background: var(--ink-2);
  border: 2px solid var(--line);
  padding: 8px;
}

.page-faq .dot-legend {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.9;
}

.page-faq .dot-legend__key {
  display: inline-block;
  margin-right: 4px;
  padding: 1px 8px;
  border: 2px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--body-text);
}

.page-faq .dot-legend__key--cyan { color: var(--cyan); border-color: var(--cyan); }
.page-faq .dot-legend__key--orange { color: var(--orange); border-color: var(--orange); }
.page-faq .dot-legend__key--hollow { color: var(--muted); }

/* 收束联系条 */
.page-faq .support-band {
  border-top: 2px solid var(--line);
}

.page-faq .support-band__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding: 26px 0 0;
}

.page-faq .support-band__lead p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--body-text);
  max-width: 42ch;
}

.page-faq .support-band__contact {
  border-left: 6px solid var(--cyan);
  padding-left: 16px;
}

.page-faq .support-line {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: baseline;
  margin: 0 0 10px;
}

.page-faq .support-line span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
  min-width: 72px;
}

.page-faq .support-line a {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(15px, 2.2vw, 19px);
  color: var(--paper);
  text-decoration: none;
  border-bottom: 3px solid var(--cyan);
  word-break: break-all;
}

.page-faq .support-line a:hover,
.page-faq .support-line a:focus-visible {
  color: var(--cyan);
  outline: none;
}

.page-faq .support-hours {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange);
  margin: 4px 0 14px;
}

.page-faq .support-links {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .support-links a {
  color: var(--cyan);
  font-weight: 700;
}

.page-faq .media-frame img {
  max-width: 100%;
  height: auto;
  display: block;
}

@media (min-width: 700px) {
  .page-faq .step-deck {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .version-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .hash-block {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: center;
  }

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

  .page-faq .phone-row {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 30px;
  }
}

@media (min-width: 1000px) {
  .page-faq .guide-layout {
    grid-template-columns: var(--faq-aside) minmax(0, 1fr);
  }

  .page-faq .guide-aside {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-faq .anchor-list {
    flex-direction: column;
    overflow: visible;
    gap: 6px;
  }

  .page-faq .anchor-list a {
    white-space: normal;
    border: 2px solid transparent;
    border-left-color: var(--line);
    background: transparent;
    padding: 8px 10px;
  }

  .page-faq .anchor-list a:hover,
  .page-faq .anchor-list a:focus-visible {
    border-left-color: var(--cyan);
    background: var(--ink-2);
  }

  .page-faq .number-groups {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .support-band__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-faq .guide-layout {
    grid-template-columns: var(--faq-aside) minmax(0, 1fr);
    gap: 56px;
  }
}