/* ==========================================================================
   mjapp168.com — 名爵MJApp下载 内页（下载中心风）
   独立骨架：深蓝 Hero + 设备标签页 + 横向安装时间线
   ========================================================================== */

.xz-page { background: #f7f9fc; }

/* ---------- Hero ---------- */
.xz-hero {
  position: relative;
  overflow: hidden;
  color: #e8f1ff;
  background:
    radial-gradient(760px 420px at 76% 22%, rgba(37, 99, 235, .38), transparent 66%),
    linear-gradient(150deg, #0c1c36, #081226 60%, #060d1a);
}

.xz-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(125, 211, 252, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, .055) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.9), transparent 90%);
}

.xz-hero .container { position: relative; }

.xz-hero-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: 26px;
}

.xz-hero .crumb { color: #7f97b8; }
.xz-hero .crumb a:hover { color: #7dd3fc; }

.xz-hero-grid {
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  gap: 44px;
  align-items: center;
  padding: 44px 0 66px;
}

.xz-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  border-radius: 999px;
  background: rgba(37, 99, 235, .18);
  border: 1px solid rgba(125, 211, 252, .3);
  color: #7dd3fc;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 1.4px;
}

.xz-hero h1 {
  margin-top: 18px;
  font-size: clamp(33px, 4.3vw, 52px);
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: -.6px;
}

.xz-hero h1 span { color: #7dd3fc; }

.xz-hero .lead {
  margin-top: 18px;
  max-width: 540px;
  font-size: 15.5px;
  line-height: 1.95;
  color: #a8bdd8;
}

.xz-hero .lead strong { color: #e8f1ff; }

.xz-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.xz-hero .btn-room { color: #e8f1ff; }

.xz-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-top: 26px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: #7f97b8;
}

.xz-hero-meta b { color: #7dd3fc; font-weight: 600; }

.xz-visual {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(125, 211, 252, .22);
  box-shadow: 0 36px 80px rgba(0, 0, 0, .55);
}

/* ---------- 通用区块 ---------- */
.xz-sec { padding: 76px 0; }
.xz-sec.white { background: #fff; }
.xz-sec.dark { background: #0a1526; color: #e8f1ff; }

.xz-head { max-width: 720px; margin-bottom: 34px; }
.xz-head .k {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 2.2px;
  color: #2563eb;
  text-transform: uppercase;
}
.xz-head h2 {
  margin-top: 9px;
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -.3px;
}
.xz-head p { margin-top: 10px; font-size: 14.5px; color: var(--muted); line-height: 1.85; }
.xz-head a { color: #2563eb; font-weight: 700; }

/* ---------- 设备标签 ---------- */
.xz-tabs {
  border: 1px solid rgba(13, 19, 32, .1);
  border-radius: 18px;
  background: #fff;
  overflow: hidden;
  box-shadow: var(--shadow-s);
}

.xz-tabbar {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 10px;
  background: #eef4fd;
  border-bottom: 1px solid rgba(13, 19, 32, .07);
}

.xz-tabbar button {
  padding: 10px 20px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: transparent;
  color: #4a5b73;
  font-size: 13.5px;
  font-weight: 700;
  transition: background .2s, color .2s, box-shadow .2s;
}

.xz-tabbar button:hover { background: rgba(37, 99, 235, .08); }

.xz-tabbar button.is-active {
  background: #2563eb;
  color: #fff;
  box-shadow: 0 8px 18px rgba(37, 99, 235, .28);
}

.xz-panel { display: none; padding: 30px; }
.xz-panel.is-active { display: block; }

.xz-panel-grid {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 34px;
}

.xz-panel h3 { font-size: 21px; font-weight: 900; }
.xz-panel h3 span { color: #2563eb; font-family: var(--mono); font-size: 13px; margin-left: 8px; }
.xz-panel > .xz-panel-grid p { margin-top: 10px; font-size: 14px; color: var(--ink-2); line-height: 1.9; }

.xz-steps { margin-top: 20px; display: grid; gap: 10px; }

.xz-steps li {
  display: flex;
  gap: 12px;
  font-size: 13.5px;
  color: var(--ink-2);
}

.xz-steps li b {
  flex: none;
  width: 22px; height: 22px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: #e8f0fd;
  color: #2563eb;
  font-size: 11px;
  font-weight: 800;
}

.xz-dl-card {
  padding: 22px;
  border-radius: 14px;
  background: #f4f8ff;
  border: 1px solid rgba(37, 99, 235, .14);
  align-self: start;
}

.xz-dl-card .ver {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 1.2px;
  color: #2563eb;
}

.xz-dl-card .big {
  margin-top: 8px;
  font-family: Georgia, serif;
  font-size: 34px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1;
}

.xz-dl-card .sub { margin-top: 6px; font-size: 12.5px; color: var(--muted); }

.xz-dl-card dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 7px 14px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed rgba(37, 99, 235, .22);
  font-size: 12.5px;
}
.xz-dl-card dt { color: var(--muted); }
.xz-dl-card dd { margin: 0; text-align: right; font-weight: 700; }

.xz-dl-card .btn { width: 100%; margin-top: 18px; padding: 11px 16px; font-size: 13.5px; }

/* ---------- 要求表 ---------- */
.xz-table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(13, 19, 32, .1);
  border-radius: 14px;
  background: #fff;
}

.xz-table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 640px; }

.xz-table th {
  text-align: left;
  padding: 13px 18px;
  background: #eef4fd;
  font-size: 11.5px;
  letter-spacing: 1px;
  color: #4a5b73;
  border-bottom: 1px solid rgba(13, 19, 32, .08);
}

.xz-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(13, 19, 32, .06);
  color: var(--ink-2);
}

.xz-table tr:last-child td { border-bottom: 0; }
.xz-table td:first-child { font-weight: 700; color: var(--ink); }
.xz-table .ok { color: #0f766e; font-weight: 700; }
.xz-table .warn { color: #b45309; font-weight: 700; }

/* ---------- 安装时间线 ---------- */
.xz-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  counter-reset: t;
}

.xz-tl {
  position: relative;
  padding: 0 22px 0 0;
}

.xz-tl::before {
  counter-increment: t;
  content: counter(t);
  display: grid; place-items: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: #2563eb;
  color: #fff;
  font-family: Georgia, serif;
  font-size: 17px;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(37, 99, 235, .3);
}

.xz-tl::after {
  content: "";
  position: absolute;
  top: 22px; left: 54px; right: 6px;
  height: 2px;
  background: linear-gradient(90deg, rgba(37, 99, 235, .35), rgba(37, 99, 235, .08));
}

.xz-tl:last-child::after { display: none; }

.xz-tl h3 { margin-top: 18px; font-size: 16px; font-weight: 800; }
.xz-tl p { margin-top: 7px; font-size: 13.5px; color: var(--muted); line-height: 1.8; }
.xz-tl a { color: #2563eb; font-weight: 700; }

/* ---------- 校验 ---------- */
.xz-verify {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 30px;
  align-items: start;
}

.xz-hash {
  padding: 26px;
  border-radius: 16px;
  background: #0c1c36;
  color: #cfe3ff;
  border: 1px solid rgba(125, 211, 252, .2);
}

.xz-hash .lbl {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.6px;
  color: #7dd3fc;
}

.xz-hash .val {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 2;
  word-break: break-all;
  color: #e8f1ff;
}

.xz-hash .note { margin-top: 16px; padding-top: 14px; border-top: 1px solid rgba(125, 211, 252, .15); font-size: 12px; color: #8aa4c4; }

.xz-checks { display: grid; gap: 10px; }

.xz-checks li {
  display: flex;
  gap: 12px;
  padding: 15px 17px;
  border-radius: 11px;
  background: #fff;
  border: 1px solid rgba(13, 19, 32, .08);
  font-size: 13.5px;
  color: var(--ink-2);
}

.xz-checks li b { color: #2563eb; font-family: var(--mono); font-size: 12px; flex: none; }

/* ---------- 问题排查 ---------- */
.xz-faq { display: grid; gap: 9px; max-width: 920px; }

.xz-acc {
  border: 1px solid rgba(13, 19, 32, .09);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
}

.xz-acc .acc-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 19px;
  border: 0;
  background: none;
  text-align: left;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.xz-acc .acc-trigger::after {
  content: "＋";
  flex: none;
  color: #2563eb;
  font-size: 16px;
  transition: transform .25s;
}

.xz-acc.is-open .acc-trigger::after { transform: rotate(45deg); }

.xz-acc .acc-body {
  display: none;
  padding: 0 19px 16px;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.85;
}

.xz-acc.is-open .acc-body { display: block; }
.xz-acc .acc-body a { color: #2563eb; font-weight: 700; }

/* ---------- 权限 ---------- */
.xz-perms { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }

.xz-perm {
  padding: 22px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid rgba(13, 19, 32, .08);
}

.xz-perm .ic {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 10px;
  background: #e8f0fd;
  color: #2563eb;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
}

.xz-perm h3 { margin-top: 13px; font-size: 15.5px; font-weight: 800; }
.xz-perm p { margin-top: 6px; font-size: 13px; color: var(--muted); line-height: 1.8; }
.xz-perm .tag { display: inline-block; margin-top: 12px; padding: 2px 9px; border-radius: 999px; background: #eef4fd; color: #2563eb; font-size: 11px; font-weight: 700; }

/* ---------- 性能 ---------- */
.xz-perf { display: grid; gap: 14px; max-width: 820px; }

.xz-bar-row { display: grid; grid-template-columns: 120px 1fr 60px; align-items: center; gap: 14px; font-size: 13px; }
.xz-bar-row span:first-child { color: var(--ink-2); }
.xz-bar { height: 8px; border-radius: 4px; background: #e6eefb; overflow: hidden; }
.xz-bar i { display: block; height: 100%; border-radius: 4px; background: linear-gradient(90deg, #60a5fa, #2563eb); }
.xz-bar-row b { text-align: right; font-family: var(--mono); font-size: 12px; color: #2563eb; }

/* ---------- 更新策略 ---------- */
.xz-policy { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }

.xz-policy div {
  padding: 18px 20px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid rgba(13, 19, 32, .08);
}

.xz-policy b { font-size: 14px; }
.xz-policy p { margin-top: 5px; font-size: 13px; color: var(--muted); line-height: 1.75; }

/* ---------- 同步 ---------- */
.xz-sync {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: center;
}

.xz-sync h2 { font-size: clamp(24px, 2.8vw, 32px); font-weight: 900; line-height: 1.35; }
.xz-sync > div > p { margin-top: 12px; font-size: 14px; color: #a8bdd8; line-height: 1.9; }

.xz-sync ul { display: grid; gap: 9px; margin-top: 18px; font-size: 13.5px; color: #cfe3ff; }
.xz-sync ul li { display: flex; gap: 10px; }
.xz-sync ul li::before { content: "→"; color: #7dd3fc; }

.xz-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  text-align: center;
}

.xz-flow div {
  padding: 20px 14px;
  border-radius: 12px;
  background: rgba(125, 211, 252, .06);
  border: 1px solid rgba(125, 211, 252, .18);
}

.xz-flow b { display: block; font-size: 13.5px; color: #e8f1ff; }
.xz-flow span { display: block; margin-top: 4px; font-size: 11.5px; color: #7f97b8; }
.xz-flow .mid { background: rgba(37, 99, 235, .22); border-color: rgba(125, 211, 252, .4); }

/* ---------- 安装前后 ---------- */
.xz-checklist { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.xz-checklist > div {
  padding: 24px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid rgba(13, 19, 32, .08);
}

.xz-checklist h3 { font-size: 16px; font-weight: 800; padding-bottom: 12px; border-bottom: 1px solid rgba(13, 19, 32, .07); }
.xz-checklist ul { margin-top: 12px; display: grid; gap: 8px; font-size: 13.5px; color: var(--ink-2); }
.xz-checklist li { display: flex; gap: 9px; }
.xz-checklist li::before { content: "□"; color: #2563eb; }

/* ---------- 相关 ---------- */
.xz-rel { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }

.xz-rel a {
  padding: 18px 20px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid rgba(13, 19, 32, .08);
  transition: transform .2s, border-color .2s;
}

.xz-rel a:hover { transform: translateY(-3px); border-color: rgba(37, 99, 235, .35); }
.xz-rel b { display: block; font-size: 14px; }
.xz-rel span { display: block; margin-top: 3px; font-size: 12.5px; color: var(--muted); }

/* ---------- CTA ---------- */
.xz-cta {
  background:
    radial-gradient(620px 320px at 50% 0%, rgba(37, 99, 235, .3), transparent 70%),
    #081226;
  color: #e8f1ff;
  padding: 72px 0;
  text-align: center;
}

.xz-cta h2 { font-size: clamp(25px, 3.2vw, 38px); font-weight: 900; }
.xz-cta p { margin: 12px auto 0; max-width: 600px; font-size: 14.5px; color: #a8bdd8; }
.xz-cta .row { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 26px; }
.xz-cta .tg-link { border-color: rgba(125, 211, 252, .3); color: #cfe3ff; }
.xz-cta .tg-link:hover { background: rgba(37, 99, 235, .18); border-color: #7dd3fc; }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .xz-hero-grid { grid-template-columns: 1fr; gap: 28px; padding-top: 30px; }
  .xz-visual { order: -1; max-width: 620px; }
  .xz-panel-grid { grid-template-columns: 1fr; }
  .xz-dl-card { max-width: 420px; }
  .xz-timeline { grid-template-columns: 1fr 1fr; gap: 26px 0; }
  .xz-tl:nth-child(2)::after { display: none; }
  .xz-verify { grid-template-columns: 1fr; }
  .xz-perms { grid-template-columns: 1fr; }
  .xz-sync { grid-template-columns: 1fr; }
  .xz-rel { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .xz-sec { padding: 56px 0; }
  .xz-panel { padding: 20px; }
  .xz-timeline { grid-template-columns: 1fr; gap: 22px; }
  .xz-tl::after { display: none; }
  .xz-policy { grid-template-columns: 1fr; }
  .xz-checklist { grid-template-columns: 1fr; }
  .xz-rel { grid-template-columns: 1fr; }
  .xz-flow { grid-template-columns: 1fr; }
  .xz-actions .btn { width: 100%; }
  .xz-visual { order: 0; }
  .xz-bar-row { grid-template-columns: 84px 1fr 48px; }
}