.page-faq {
  background: var(--paper);
  color: var(--seed);
  overflow-x: hidden;
}

.page-faq .breadcrumbs {
  padding-top: clamp(16px, 3vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-lead {
  max-width: 880px;
  padding-block: clamp(24px, 4.5vw, 50px) clamp(18px, 3vw, 28px);
}

.page-faq .faq-lead h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 6.2vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 12px 0 0;
}

.page-faq .faq-lead .lede {
  margin: 16px 0 0;
  font-size: clamp(15px, 2.1vw, 18px);
  line-height: 1.8;
  color: var(--gray);
}

/* ---------- 紧凑排名条 ---------- */
.page-faq .faq-strip {
  display: grid;
  background: var(--seed);
  color: var(--mist);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}

.page-faq .faq-strip > * {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line-dark);
}

.page-faq .faq-strip > *:last-child {
  border-bottom: 0;
}

.page-faq .strip-head .chip {
  margin-bottom: 8px;
}

.page-faq .strip-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  margin: 0;
}

.page-faq .strip-sub {
  margin: 6px 0 0;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--kiwi-lite);
}

.page-faq .strip-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-decoration: none;
  color: var(--mist);
  transition: background 0.25s var(--ease);
}

.page-faq .strip-item:hover {
  background: rgba(199, 255, 60, 0.09);
}

.page-faq .strip-item:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: -3px;
}

.page-faq .strip-label {
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--kiwi-lite);
}

.page-faq .strip-value {
  font-family: var(--font-mono);
  font-size: 16px;
  color: #ffffff;
  word-break: break-word;
}

.page-faq .strip-value--orange {
  color: var(--orange);
}

@media (min-width: 820px) {
  .page-faq .faq-strip {
    grid-template-columns: 1.35fr 1fr 1fr 1fr;
  }

  .page-faq .faq-strip > * {
    border-bottom: 0;
    border-right: 1px solid var(--line-dark);
  }

  .page-faq .faq-strip > *:last-child {
    border-right: 0;
  }
}

/* ---------- 区块节奏 ---------- */
.page-faq .section {
  padding-block: clamp(26px, 4.6vw, 52px);
}

.page-faq .section-head {
  max-width: 720px;
  margin-bottom: 20px;
}

.page-faq .h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 4.2vw, 34px);
  line-height: 1.22;
  margin: 10px 0 0;
}

/* ---------- 快速开始 ---------- */
.page-faq .start-grid {
  display: grid;
  gap: 26px;
}

.page-faq .start-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .start-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 16px;
  transition: box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-faq .start-steps li:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-1);
}

.page-faq .step-num {
  font-size: 20px;
  line-height: 1;
  color: var(--kiwi);
  padding-top: 2px;
}

.page-faq .step-title {
  margin: 0 0 6px;
  font-weight: 700;
  font-size: 16px;
}

.page-faq .start-steps p {
  margin: 0;
  color: var(--gray);
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .start-steps a,
.page-faq .qa-a a,
.page-faq .support-note a {
  color: var(--deep);
  text-decoration: underline;
  text-decoration-color: var(--kiwi);
  text-underline-offset: 3px;
}

.page-faq .start-steps a:hover,
.page-faq .qa-a a:hover,
.page-faq .support-note a:hover {
  color: var(--kiwi);
}

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

@media (min-width: 900px) {
  .page-faq .start-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 38px;
  }
}

/* ---------- 问答区 ---------- */
.page-faq .faq-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 26px;
}

.page-faq .faq-tabs .chip {
  text-decoration: none;
}

.page-faq .faq-tabs .chip:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 3px;
}

.page-faq .faq-body {
  display: grid;
  gap: 26px;
}

.page-faq .faq-index {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--mist);
  padding: 16px;
}

.page-faq .faq-index .index-title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gray);
}

.page-faq .faq-index ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-faq .faq-index a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  color: var(--deep);
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.5;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-index a:hover {
  background: #ffffff;
  color: var(--kiwi);
}

.page-faq .faq-index a:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 2px;
}

.page-faq .faq-index .idx {
  font-size: 13px;
  color: var(--kiwi);
  flex: none;
}

@media (min-width: 980px) {
  .page-faq .faq-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

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

.page-faq .qa-panels {
  min-width: 0;
}

.page-faq .qa-group {
  min-width: 0;
}

.page-faq .qa-group + .qa-group {
  margin-top: 38px;
}

.page-faq .qa-group > .h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.9vw, 24px);
  line-height: 1.3;
  margin: 0 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--kiwi);
}

.page-faq .qa {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-faq .qa + .qa {
  margin-top: 10px;
}

.page-faq .qa[open] {
  border-color: var(--kiwi);
  box-shadow: var(--shadow-1);
}

.page-faq .qa > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 650;
  line-height: 1.55;
  transition: background 0.2s var(--ease);
}

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

.page-faq .qa > summary:hover {
  background: var(--lime-soft);
}

.page-faq .qa > summary:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: -3px;
}

.page-faq .qa-num {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--kiwi);
  padding-top: 3px;
}

.page-faq .qa-text {
  flex: 1;
  min-width: 0;
}

.page-faq .qa-mark {
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 3px;
}

.page-faq .qa-mark::before,
.page-faq .qa-mark::after {
  content: "";
  position: absolute;
  border-radius: 2px;
  background: var(--kiwi);
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .qa-mark::before {
  left: 0;
  top: 8px;
  width: 18px;
  height: 2px;
}

.page-faq .qa-mark::after {
  top: 0;
  left: 8px;
  width: 2px;
  height: 18px;
}

.page-faq .qa[open] .qa-mark::after {
  transform: scaleY(0);
}

.page-faq .qa[open] .qa-mark::before {
  background: var(--orange);
}

.page-faq .qa-a {
  padding: 0 18px 18px;
  color: var(--gray);
  font-size: 15px;
  line-height: 1.8;
}

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

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

/* ---------- 联系与支持 ---------- */
.page-faq .support {
  background: var(--deep);
  color: var(--mist);
  border-radius: var(--r-lg);
  padding: clamp(22px, 4vw, 42px);
}

.page-faq .support .kicker {
  color: var(--lime);
}

.page-faq .support h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(23px, 4.2vw, 33px);
  line-height: 1.24;
  margin: 10px 0 0;
}

.page-faq .support-lede {
  margin: 14px 0 0;
  max-width: 620px;
  color: var(--kiwi-lite);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .support-grid {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

.page-faq .support-panel {
  min-width: 0;
}

.page-faq .contact-item {
  display: grid;
  gap: 6px;
  padding: 15px 0;
  border-top: 1px solid var(--line-dark);
}

.page-faq .contact-label {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.14em;
  color: var(--kiwi-lite);
}

.page-faq .contact-value {
  margin: 0;
  font-size: clamp(15px, 2.2vw, 17px);
  color: #ffffff;
  word-break: break-word;
}

.page-faq .copy-btn {
  justify-self: start;
  margin-top: 4px;
  padding: 9px 18px;
  border: 0;
  border-radius: var(--r-pill);
  background: var(--lime);
  color: var(--seed);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .copy-btn:hover {
  transform: translateY(-1px);
  background: #d9ff70;
}

.page-faq .copy-btn:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 3px;
}

.page-faq .copy-btn[data-state="copied"] {
  background: var(--orange);
  color: #ffffff;
}

.page-faq .support-note {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--kiwi-lite);
}

.page-faq .support-note a {
  color: var(--lime);
  text-decoration-color: var(--lime);
}

@media (min-width: 900px) {
  .page-faq .support-grid {
    grid-template-columns: 1fr 0.85fr;
    align-items: center;
    gap: 36px;
  }
}

@media (max-width: 480px) {
  .page-faq .qa > summary {
    padding: 14px 14px;
    font-size: 15.5px;
  }

  .page-faq .qa-a {
    padding: 0 14px 16px;
  }

  .page-faq .start-steps li {
    padding: 14px;
  }
}