/* ==========================================================================
   常青 / EVERGREEN · 常见问题单页 v2
   --------------------------------------------------------------------------
   只负责 FAQ 页本体：设计令牌、顶部与底部来自 theme.css。
   版块顺序：深色刊头 / 主题入口 / 索引 + 分组问答 / 未命中 CTA / 相关阅读。
   纯 CSS 交互（原生 details 折叠），内容始终 100% 可见，不做淡入动画。
   ========================================================================== */

.fq-main { display: block; background: var(--g-cream); }
.fq-wrap { width: min(var(--g-wrap), calc(100% - 64px)); margin-inline: auto; }
.fq-main h1, .fq-main h2, .fq-main h3 { text-wrap: balance; }
.fq-main :focus-visible { outline: 3px solid var(--g-leaf); outline-offset: 3px; }

/* ---------- 1. 深松绿刊头 ---------- */
.fq-hero {
  position: relative; overflow: hidden; padding: 34px 0 clamp(58px, 6.4vw, 96px);
  background: var(--g-deep); color: #fff;
}
.fq-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(102deg, rgba(13,47,34,.8) 0%, rgba(13,47,34,.62) 44%, rgba(13,47,34,.26) 100%),
    var(--g-hero-img, url('/images/services/lvzhi-zulin.jpg')) center / cover no-repeat;
}
.fq-hero::after {
  content: ""; position: absolute; right: -220px; bottom: -340px; width: 720px; height: 720px;
  border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(98,173,123,.22), transparent 66%);
}
.fq-hero-in {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: minmax(0, 1.14fr) minmax(0, .86fr);
  gap: clamp(36px, 5vw, 72px); align-items: center;
}
.fq-crumb {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; color: rgba(255,255,255,.6); margin-bottom: 26px;
}
.fq-crumb a:hover { color: var(--g-leaf); }
.fq-crumb span[aria-current] { color: #fff; font-weight: 600; }
.fq-hero .g-eyebrow { color: var(--g-leaf); }
.fq-hero .g-eyebrow::before { background: var(--g-leaf); }
.fq-hero-copy h1 {
  font-size: clamp(40px, 4.6vw, 66px); line-height: 1.14; margin: 18px 0 18px;
  color: #fff; letter-spacing: -.035em;
}
.fq-h1-sub {
  display: block; margin-top: 12px; font-size: clamp(19px, 2.1vw, 29px);
  font-weight: 700; letter-spacing: 0; color: var(--g-leaf);
}
.fq-hero-lead { font-size: 17px; line-height: 1.9; color: rgba(255,255,255,.85); max-width: 60ch; }
.fq-hero-note { margin-top: 14px; font-size: 14px; line-height: 1.85; color: rgba(255,255,255,.68); max-width: 58ch; }
.fq-hero-note b { color: #fff; font-size: 16px; font-weight: 800; }
.fq-hero-btns { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 30px; }
.fq-hero-btns .g-btn-primary { background: #fff; color: var(--g-deep); box-shadow: 0 14px 30px -18px rgba(0,0,0,.65); }
.fq-hero-btns .g-btn-primary:hover { background: var(--g-leaf); color: var(--g-deep); }
.fq-hero-btns .g-btn-ghost { color: #fff; border-color: rgba(255,255,255,.45); }
.fq-hero-btns .g-btn-ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; }

.fq-quick {
  background: rgba(255,255,255,.075); border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--g-r-lg); padding: 26px 26px 22px;
  box-shadow: 0 30px 70px -50px rgba(0,0,0,.8);
}
.fq-quick-cap { font-size: 11px; font-weight: 800; letter-spacing: .18em; color: var(--g-leaf); }
.fq-quick-list { margin-top: 16px; display: grid; gap: 0; }
.fq-quick-list li {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
  padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.14);
}
.fq-quick-list li:last-child { border-bottom: 0; }
.fq-quick-list span { font-size: 13px; color: rgba(255,255,255,.7); }
.fq-quick-list b { font-size: 24px; line-height: 1; font-weight: 800; color: #fff; letter-spacing: -.02em; }
.fq-quick-list em { font-style: normal; font-size: 12px; font-weight: 600; color: var(--g-leaf); margin-left: 5px; }
.fq-quick-tel {
  display: block; margin-top: 16px; padding: 14px 16px 13px;
  background: rgba(255,255,255,.94); border-radius: var(--g-r); color: var(--g-deep);
}
.fq-quick-tel span { display: block; font-size: 11.5px; color: var(--g-muted); }
.fq-quick-tel b { display: block; margin-top: 3px; font-size: 20px; font-weight: 800; color: var(--g-green); letter-spacing: .01em; }
.fq-quick-tel:hover { background: #fff; }

/* ---------- 通用标题区 ---------- */
.fq-sec-head h2 { font-size: clamp(28px, 3.15vw, 42px); line-height: 1.3; margin: 15px 0 14px; color: var(--g-ink); }
.fq-sec-head > p { font-size: 16px; line-height: 1.85; color: var(--g-muted); max-width: 68ch; }

/* ---------- 2. 主题入口 ---------- */
.fq-topics { background: #fff; padding: clamp(58px, 6.6vw, 92px) 0; }
.fq-topic-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 40px; }
.fq-topic-card { display: flex; }
.fq-topic-card > a {
  display: flex; flex-direction: column; gap: 9px; width: 100%; min-height: 100%;
  padding: 26px 24px 22px; border: 1px solid var(--g-line); border-radius: var(--g-r);
  background: var(--g-cream);
  transition: background .26s, border-color .26s, transform .26s var(--g-ease), box-shadow .26s;
}
.fq-topic-card > a:hover {
  background: var(--g-mint); border-color: var(--g-mint-2);
  transform: translateY(-4px); box-shadow: var(--g-shadow);
}
.fq-topic-n { font-size: 12px; font-weight: 800; letter-spacing: .14em; color: var(--g-green-2); }
.fq-topic-card h3 { font-size: 18px; color: var(--g-ink); }
.fq-topic-card p { font-size: 13.5px; line-height: 1.8; color: var(--g-muted); }
.fq-topic-meta {
  margin-top: auto; padding-top: 15px; border-top: 1px dashed var(--g-line);
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  font-size: 12.5px; font-weight: 700; color: var(--g-green);
}
.fq-topic-meta i { font-style: normal; font-size: 15px; color: var(--g-leaf); }

/* ---------- 3. 索引 + 分组问答 ---------- */
.fq-body { background: var(--g-cream); border-top: 1px solid var(--g-line); padding: clamp(62px, 7vw, 100px) 0; }
.fq-body-grid { display: grid; grid-template-columns: minmax(0, 296px) minmax(0, 1fr); gap: clamp(32px, 4.4vw, 66px); align-items: start; }
.fq-index { min-width: 0; }
.fq-index-in { position: sticky; top: 104px; }
.fq-list { min-width: 0; }
.fq-index-cap { font-size: 11px; font-weight: 800; letter-spacing: .18em; color: var(--g-green); }
.fq-index-title { font-size: 23px; margin: 7px 0 6px; color: var(--g-ink); }
.fq-index-count { font-size: 12.5px; color: var(--g-muted); }
.fq-index-list {
  margin-top: 20px; border-top: 1px solid var(--g-line);
  max-height: calc(100vh - 240px); overflow-y: auto; overscroll-behavior: contain;
}
.fq-index-list > li { padding: 13px 0 11px; border-bottom: 1px solid var(--g-line); }
.fq-index-grp {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 800; color: var(--g-ink); letter-spacing: .01em;
}
.fq-index-grp span { font-size: 11px; font-weight: 800; color: var(--g-leaf); letter-spacing: .08em; }
.fq-index-grp em {
  margin-left: auto; font-style: normal; font-size: 11px; font-weight: 700;
  color: var(--g-green); background: var(--g-mint); border-radius: 999px; padding: 1px 8px;
}
.fq-index-list ol { margin-top: 7px; display: grid; gap: 1px; }
.fq-index-list ol a {
  display: flex; gap: 8px; padding: 5px 0;
  font-size: 13px; line-height: 1.6; color: var(--g-muted);
  transition: color .2s;
}
.fq-index-list ol a span { flex: 0 0 auto; font-size: 11px; font-weight: 700; color: var(--g-leaf); padding-top: 2px; }
.fq-index-list ol a:hover { color: var(--g-green); }
.fq-index-tel {
  display: block; margin-top: 18px; padding: 16px 18px 15px;
  background: var(--g-mint); border: 1px solid var(--g-mint-2); border-radius: var(--g-r);
  transition: border-color .24s, background .24s;
}
.fq-index-tel span { display: block; font-size: 11.5px; color: var(--g-muted); }
.fq-index-tel b { display: block; margin-top: 4px; font-size: 20px; font-weight: 800; color: var(--g-green); letter-spacing: .01em; }
.fq-index-tel:hover { background: var(--g-mint-2); border-color: var(--g-green-2); }

.fq-group { scroll-margin-top: 104px; }
.fq-group + .fq-group { margin-top: clamp(36px, 4.4vw, 54px); }
.fq-group-hd {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 14px; align-items: start;
  padding-bottom: 16px; border-bottom: 2px solid var(--g-ink);
}
.fq-group-n {
  display: grid; place-items: center; width: 30px; height: 30px;
  border-radius: 9px; background: var(--g-green); color: #fff;
  font-size: 11.5px; font-weight: 800; letter-spacing: .06em;
}
.fq-group-tt h3 { font-size: 21px; line-height: 1.4; color: var(--g-ink); }
.fq-group-tt p { margin-top: 4px; font-size: 13px; line-height: 1.7; color: var(--g-muted); max-width: 62ch; }
.fq-group-count {
  white-space: nowrap; font-size: 12px; font-weight: 700; color: var(--g-green);
  background: var(--g-mint); border: 1px solid var(--g-mint-2); border-radius: 999px;
  padding: 4px 12px; margin-top: 3px;
}
.fq-qa-list { display: grid; gap: 12px; margin-top: 18px; }
.fq-qa {
  background: #fff; border: 1px solid var(--g-line); border-radius: var(--g-r);
  overflow: hidden; scroll-margin-top: 104px;
  transition: border-color .24s, box-shadow .24s;
}
.fq-qa:hover { border-color: var(--g-mint-2); }
.fq-qa[open] { border-color: var(--g-mint-2); box-shadow: 0 16px 36px -30px rgba(13,47,34,.6); }
.fq-qa-sum {
  display: grid; grid-template-columns: 38px minmax(0, 1fr) 22px; gap: 12px; align-items: start;
  padding: 20px 22px; cursor: pointer; list-style: none;
}
.fq-qa-sum::-webkit-details-marker { display: none; }
.fq-qa-sum::marker { content: ""; }
.fq-qa-n { padding-top: 3px; font-size: 12px; font-weight: 800; color: var(--g-green-2); letter-spacing: .06em; }
.fq-qa-q { font-size: 16px; line-height: 1.6; font-weight: 700; color: var(--g-ink); }
.fq-qa-ic { position: relative; width: 22px; height: 22px; margin-top: 1px; }
.fq-qa-ic::before, .fq-qa-ic::after {
  content: ""; position: absolute; left: 2px; top: 10px; width: 18px; height: 2px;
  border-radius: 2px; background: var(--g-green); transition: transform .26s var(--g-ease);
}
.fq-qa-ic::after { transform: rotate(90deg); }
.fq-qa[open] .fq-qa-ic::after { transform: rotate(0); }
.fq-qa[open] .fq-qa-q { color: var(--g-green); }
.fq-qa-a { padding: 0 22px 22px 72px; }
.fq-qa-a p { font-size: 14.5px; line-height: 1.95; color: var(--g-muted); max-width: 68ch; }

.fq-empty {
  background: #fff; border: 1px dashed var(--g-mint-2); border-radius: var(--g-r-lg);
  padding: clamp(38px, 5vw, 64px) clamp(24px, 4vw, 48px); text-align: left;
}
.fq-empty-mark {
  display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: 50%;
  background: var(--g-mint); color: var(--g-green); font-size: 24px; font-weight: 800;
}
.fq-empty h3 { font-size: 22px; margin: 16px 0 10px; color: var(--g-ink); }
.fq-empty p { font-size: 14.5px; line-height: 1.9; color: var(--g-muted); max-width: 60ch; margin-bottom: 22px; }

/* ---------- 4. 未命中 CTA ---------- */
.fq-cta { background: var(--g-sand); padding: clamp(56px, 6.4vw, 90px) 0; }
.fq-cta-card {
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: clamp(28px, 4vw, 56px); align-items: center;
  background: var(--g-deep); color: #fff;
  border-radius: var(--g-r-lg); padding: clamp(32px, 4.4vw, 58px);
}
.fq-cta-card::before {
  content: "?"; position: absolute; right: 6%; top: -46px;
  font-size: clamp(180px, 22vw, 300px); line-height: 1; font-weight: 800;
  color: rgba(255,255,255,.055); pointer-events: none;
}
.fq-cta-card::after {
  content: ""; position: absolute; left: -160px; bottom: -220px; width: 460px; height: 460px;
  border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(98,173,123,.18), transparent 68%);
}
.fq-cta-copy, .fq-cta-act { position: relative; z-index: 1; }
.fq-cta .g-eyebrow { color: var(--g-leaf); }
.fq-cta .g-eyebrow::before { background: var(--g-leaf); }
.fq-cta-copy h2 { font-size: clamp(27px, 3.1vw, 40px); line-height: 1.28; color: #fff; margin: 16px 0 16px; }
.fq-cta-copy > p { font-size: 15px; line-height: 1.9; color: rgba(255,255,255,.78); max-width: 58ch; }
.fq-cta-points { margin-top: 22px; display: grid; gap: 10px; }
.fq-cta-points li { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; line-height: 1.75; color: rgba(255,255,255,.82); }
.fq-cta-points li span {
  flex: 0 0 20px; width: 20px; height: 20px; margin-top: 2px; border-radius: 50%;
  display: grid; place-items: center; background: rgba(98,173,123,.2); color: var(--g-leaf);
}
.fq-cta-points svg { width: 12px; height: 12px; }
.fq-cta-act { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.fq-cta-act .g-btn { width: 100%; max-width: 320px; }
.fq-cta-act .g-btn-primary { background: #fff; color: var(--g-deep); box-shadow: 0 16px 34px -22px rgba(0,0,0,.8); }
.fq-cta-act .g-btn-primary:hover { background: var(--g-leaf); color: var(--g-deep); }
.fq-btn-line { background: transparent; color: #fff; border-color: rgba(255,255,255,.42); }
.fq-btn-line:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.fq-cta-addr { font-size: 12.5px; line-height: 1.7; color: rgba(255,255,255,.62); max-width: 320px; }

/* ---------- 5. 相关阅读 ---------- */
.fq-next { background: var(--g-mint); border-top: 1px solid var(--g-mint-2); padding: clamp(50px, 5.8vw, 78px) 0; }
.fq-next-in { display: grid; grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr); gap: clamp(28px, 4vw, 62px); align-items: start; }
.fq-next-copy h2 { font-size: clamp(25px, 2.7vw, 34px); line-height: 1.32; margin: 12px 0 10px; color: var(--g-ink); }
.fq-next-copy p { font-size: 14px; line-height: 1.85; color: var(--g-muted); max-width: 34ch; }
.fq-next-list { border-top: 1px solid rgba(18,59,43,.16); }
.fq-next-list li { border-bottom: 1px solid rgba(18,59,43,.16); }
.fq-next-list a { display: flex; align-items: baseline; gap: 14px; padding: 15px 2px; transition: padding-left .24s var(--g-ease); }
.fq-next-list a:hover { padding-left: 10px; }
.fq-next-n { flex: 0 0 24px; font-size: 11.5px; font-weight: 800; letter-spacing: .08em; color: var(--g-green-2); }
.fq-next-list strong { flex: 0 0 auto; font-size: 16px; color: var(--g-ink); }
.fq-next-list a:hover strong { color: var(--g-green); }
.fq-next-list em { font-style: normal; font-size: 13px; line-height: 1.6; color: var(--g-muted); }
.fq-next-arrow { margin-left: auto; font-style: normal; font-size: 14px; color: var(--g-green); }

/* ---------- 响应式 ---------- */
@media (max-width: 1180px) {
  .fq-topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fq-body-grid { grid-template-columns: minmax(0, 258px) minmax(0, 1fr); gap: 34px; }
  .fq-qa-a { padding-left: 68px; }
}

@media (max-width: 980px) {
  .fq-hero-in { grid-template-columns: 1fr; gap: 30px; }
  .fq-quick { max-width: 520px; }
  .fq-body-grid { grid-template-columns: 1fr; gap: 32px; }
  .fq-index-in { position: static; }
  .fq-index-list { max-height: none; overflow: visible; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 26px; border-top: 0; }
  .fq-index-list > li { border-top: 1px solid var(--g-line); }
  .fq-index-list ol { display: none; }
  .fq-cta-card { grid-template-columns: 1fr; gap: 26px; }
  .fq-cta-act { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 12px; }
  .fq-cta-act .g-btn { width: auto; }
  .fq-cta-addr { flex: 0 0 100%; }
  .fq-next-in { grid-template-columns: 1fr; gap: 26px; }
  .fq-next-copy p { max-width: 58ch; }
}

@media (max-width: 620px) {
  .fq-wrap { width: calc(100% - 36px); }
  .fq-hero { padding-top: 26px; }
  .fq-hero-copy h1 { font-size: 35px; }
  .fq-hero-lead { font-size: 15.5px; }
  .fq-hero-btns .g-btn { width: 100%; }
  .fq-quick { padding: 20px 18px 18px; }
  .fq-quick-list b { font-size: 21px; }
  .fq-topic-grid { grid-template-columns: 1fr; gap: 12px; margin-top: 30px; }
  .fq-topic-card > a { padding: 22px 20px 20px; }
  .fq-index-list { grid-template-columns: 1fr; column-gap: 0; }
  .fq-group-hd { grid-template-columns: auto minmax(0, 1fr); row-gap: 8px; }
  .fq-group-count { grid-column: 2; justify-self: start; margin-top: 0; }
  .fq-group-tt h3 { font-size: 19px; }
  .fq-qa-sum { grid-template-columns: 30px minmax(0, 1fr) 20px; gap: 10px; padding: 17px 16px; }
  .fq-qa-q { font-size: 15px; }
  .fq-qa-a { padding: 0 16px 18px 16px; }
  .fq-qa-a p { font-size: 14px; }
  .fq-cta-card { padding: 26px 20px 28px; border-radius: var(--g-r); }
  .fq-cta-act .g-btn { width: 100%; max-width: none; }
  .fq-next-list a { flex-wrap: wrap; gap: 6px 10px; }
  .fq-next-list em { flex: 0 0 100%; padding-left: 38px; }
  .fq-next-arrow { display: none; }
}

/* 窄屏已有底部四宫格客服栏，隐藏右侧浮动客服避免压住正文。
   用 body 前缀提高优先级：theme.css 最后加载，同级 .cs-float 会覆盖本规则。 */
@media (max-width:760px) {
  body .cs-float { display:none!important; }
}

@media (prefers-reduced-motion: reduce) {
  .fq-topic-card > a, .fq-next-list a, .fq-qa-ic::before, .fq-qa-ic::after { transition: none; }
  .fq-topic-card > a:hover { transform: none; }
  .fq-next-list a:hover { padding-left: 2px; }
}