/* ==========================================================================
   名爵APP官方下载 内页骨架：应用商店风 · 商店信息条 Hero + 设备下载行 + 更新日志
   ========================================================================== */

:root {
  --as-violet: #7c3aed;
  --as-violet-dk: #4c1d95;
  --as-lilac: #a78bfa;
  --as-bg: #f7f6ff;
  --as-ink: #17133a;
  --as-muted: #6b6a86;
  --as-line: #e6e3f7;
}

body.as-page {
  background: var(--as-bg);
  color: var(--as-ink);
}

.as-page .brand-mark { background: linear-gradient(140deg, #a78bfa, #7c3aed); color: #fff; box-shadow: 0 6px 16px rgba(124, 58, 237, .3); }
.as-page .brand-text em { color: var(--as-violet); }
.as-page .site-nav a.is-active { color: var(--as-violet); }
.as-page .site-nav a::after { background: var(--as-violet); }
.as-page .btn-login { background: linear-gradient(135deg, #8b5cf6, #6d28d9); box-shadow: 0 8px 20px rgba(124, 58, 237, .28); }

/* ---------------- Hero ---------------- */
.as-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 90px;
  background:
    radial-gradient(720px 440px at 84% 8%, rgba(167, 139, 250, .32), transparent 66%),
    radial-gradient(520px 380px at 0% 96%, rgba(124, 58, 237, .12), transparent 70%),
    linear-gradient(180deg, #fdfcff, var(--as-bg));
}

.as-hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.06fr .94fr;
  gap: 52px;
  align-items: center;
}

.as-store-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--as-line);
  box-shadow: var(--shadow-s);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--as-violet);
}

.as-store-tag .pill {
  padding: 2px 8px;
  border-radius: 5px;
  background: rgba(124, 58, 237, .1);
  font-size: 11px;
}

.as-hero h1 {
  margin: 22px 0 16px;
  font-size: clamp(32px, 4.4vw, 52px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -.6px;
}

.as-hero h1 span {
  background: linear-gradient(100deg, #a78bfa, #7c3aed 55%, #4c1d95);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.as-hero .lead {
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--as-muted);
  max-width: 560px;
}

.as-hero .lead strong { color: var(--as-ink); }

/* 商店信息条 */
.store-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0;
  margin: 28px 0;
  border-top: 1px solid var(--as-line);
  border-bottom: 1px solid var(--as-line);
}

.store-meta div {
  padding: 14px 22px 14px 0;
  margin-right: 22px;
  border-right: 1px solid var(--as-line);
}

.store-meta div:last-child { border-right: 0; margin-right: 0; }

.store-meta .k {
  display: block;
  font-size: 11px;
  letter-spacing: 1.5px;
  color: #9a97b5;
  margin-bottom: 4px;
}

.store-meta .v {
  display: block;
  font-size: 15px;
  font-weight: 800;
  color: var(--as-ink);
}

.store-meta .v.stars { color: #f59e0b; letter-spacing: 2px; }

.as-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.as-actions .btn-primary {
  background: linear-gradient(135deg, #8b5cf6, #6d28d9);
  color: #fff;
  box-shadow: 0 16px 34px rgba(124, 58, 237, .3);
}

.as-actions .btn-room {
  background: #fff;
  border: 1px solid var(--as-line);
  color: var(--as-violet-dk);
}

.as-actions .btn-room b { color: var(--as-violet); letter-spacing: 1.5px; }

.as-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.as-visual img {
  width: min(100%, 460px);
  filter: drop-shadow(0 34px 60px rgba(76, 29, 149, .22));
}

.as-visual .rate-card {
  position: absolute;
  left: -10px;
  bottom: 54px;
  padding: 16px 20px;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 22px 44px rgba(76, 29, 149, .16);
}

.as-visual .rate-card .score {
  font-family: Georgia, serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--as-ink);
  line-height: 1;
}

.as-visual .rate-card .stars { color: #f59e0b; font-size: 12px; letter-spacing: 2px; }
.as-visual .rate-card .cnt { font-size: 11.5px; color: #9a97b5; margin-top: 4px; }

/* ---------------- 应用信息 ---------------- */
.as-info {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: -34px;
  position: relative;
  z-index: 3;
}

.info-tile {
  padding: 22px 24px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--as-line);
  box-shadow: 0 14px 34px rgba(76, 29, 149, .07);
}

.info-tile .k { font-size: 11.5px; letter-spacing: 1.5px; color: #9a97b5; }
.info-tile .v { display: block; margin-top: 6px; font-size: 19px; font-weight: 800; }
.info-tile .v small { font-size: 12px; font-weight: 400; color: var(--as-muted); margin-left: 4px; }

/* ---------------- 段落 ---------------- */
.as-section { padding: 84px 0; }

.as-head { max-width: 700px; margin-bottom: 40px; }

.as-head .k {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 5px;
  background: rgba(124, 58, 237, .1);
  color: var(--as-violet);
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 2px;
}

.as-head h2 {
  margin: 14px 0 10px;
  font-size: clamp(24px, 3.1vw, 36px);
  font-weight: 900;
  line-height: 1.3;
}

.as-head p { color: var(--as-muted); font-size: 15.5px; }

/* 设备下载行 */
.device-list {
  display: grid;
  gap: 12px;
}

.device-row {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  align-items: center;
  gap: 22px;
  padding: 22px 26px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--as-line);
  transition: border-color .22s, box-shadow .22s, transform .22s;
}

.device-row:hover {
  border-color: rgba(124, 58, 237, .35);
  box-shadow: 0 18px 40px rgba(76, 29, 149, .1);
  transform: translateX(4px);
}

.device-row .os-ico {
  width: 56px; height: 56px;
  display: grid; place-items: center;
  border-radius: 16px;
  background: #f4f1ff;
  font-size: 24px;
}

.device-row h3 { font-size: 17px; font-weight: 800; margin-bottom: 3px; }
.device-row p { font-size: 13.5px; color: var(--as-muted); }

.device-row .dl-btn {
  padding: 11px 22px;
  border-radius: 10px;
  background: rgba(124, 58, 237, .1);
  color: var(--as-violet);
  font-size: 14px;
  font-weight: 800;
  white-space: nowrap;
  transition: background .2s, color .2s;
}

.device-row:hover .dl-btn { background: var(--as-violet); color: #fff; }

/* 安装步骤 */
.step-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  counter-reset: st;
}

.step-card {
  position: relative;
  padding: 28px 24px 24px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--as-line);
}

.step-card::before {
  counter-increment: st;
  content: counter(st, decimal-leading-zero);
  display: block;
  font-family: Georgia, serif;
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--as-lilac);
  margin-bottom: 14px;
}

.step-card:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -10px;
  width: 20px;
  height: 1px;
  background: var(--as-line);
}

.step-card h3 { font-size: 16px; font-weight: 800; margin-bottom: 7px; }
.step-card p { font-size: 13.5px; line-height: 1.8; color: var(--as-muted); }

/* 更新日志 */
.changelog {
  border-left: 2px solid var(--as-line);
  padding-left: 28px;
  display: grid;
  gap: 26px;
}

.log-item { position: relative; }

.log-item::before {
  content: "";
  position: absolute;
  left: -36px; top: 6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--as-lilac);
}

.log-item.current::before { border-color: var(--as-violet); box-shadow: 0 0 0 4px rgba(124, 58, 237, .12); }

.log-item .ver {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--as-violet);
  font-weight: 700;
}

.log-item .date { font-size: 12.5px; color: #9a97b5; margin-left: 8px; }
.log-item h3 { font-size: 15.5px; font-weight: 800; margin: 6px 0 6px; }
.log-item ul { display: grid; gap: 5px; }
.log-item li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--as-muted);
}
.log-item li::before {
  content: "";
  position: absolute;
  left: 0; top: 10px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: #c4b5fd;
}

/* 提示 + FAQ */
.as-two {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 24px;
  align-items: start;
}

.warn-box {
  padding: 28px;
  border-radius: 18px;
  border: 1px solid #ddd6fe;
  background: linear-gradient(150deg, #f5f2ff, #ffffff);
}

.warn-box h3 { font-size: 17px; font-weight: 800; margin-bottom: 10px; }
.warn-box p { font-size: 14px; line-height: 1.85; color: var(--as-muted); }
.warn-box ul { margin-top: 14px; display: grid; gap: 9px; }
.warn-box li { position: relative; padding-left: 22px; font-size: 13.5px; color: var(--as-muted); line-height: 1.75; }
.warn-box li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 0;
  color: var(--as-violet);
  font-weight: 900;
  font-size: 12px;
}

.faq-acc { display: grid; gap: 10px; }

.faq-acc .acc-item {
  border: 1px solid var(--as-line);
  border-radius: 13px;
  background: #fff;
  overflow: hidden;
  transition: border-color .2s;
}

.faq-acc .acc-item.is-open { border-color: rgba(124, 58, 237, .4); }

.faq-acc .acc-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 17px 20px;
  border: 0;
  background: none;
  text-align: left;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--as-ink);
}

.faq-acc .acc-trigger .sign {
  margin-left: auto;
  flex: none;
  width: 22px; height: 22px;
  position: relative;
  border-radius: 6px;
  background: rgba(124, 58, 237, .1);
}

.faq-acc .acc-trigger .sign::before,
.faq-acc .acc-trigger .sign::after {
  content: "";
  position: absolute;
  inset: 50% 28%;
  height: 2px;
  margin-top: -1px;
  background: var(--as-violet);
  transition: transform .25s;
}

.faq-acc .acc-trigger .sign::after { transform: rotate(90deg); }
.faq-acc .acc-item.is-open .acc-trigger .sign::after { transform: rotate(0); }

.faq-acc .acc-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s; }
.faq-acc .acc-item.is-open .acc-panel { grid-template-rows: 1fr; }
.faq-acc .acc-panel > div { overflow: hidden; }
.faq-acc .acc-panel p { padding: 0 20px 18px; font-size: 13.5px; line-height: 1.85; color: var(--as-muted); }
.faq-acc .acc-panel a { color: var(--as-violet); font-weight: 700; }

/* 相关 */
.as-related {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 20px;
}

.as-related a {
  padding: 22px;
  border-radius: 14px;
  border: 1px solid var(--as-line);
  background: #fff;
  transition: border-color .2s, transform .2s;
}

.as-related a:hover { border-color: rgba(124, 58, 237, .4); transform: translateY(-3px); }
.as-related strong { display: block; font-size: 15px; margin-bottom: 5px; }
.as-related span { font-size: 12.5px; color: var(--as-muted); }

/* 入场 */
[data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .7s, transform .7s; }
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 1000px) {
  .as-hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .as-visual { order: -1; }
  .as-visual img { width: min(100%, 360px); }
  .as-info { grid-template-columns: 1fr 1fr; }
  .step-flow { grid-template-columns: 1fr 1fr; }
  .step-card::after { display: none; }
  .as-two { grid-template-columns: 1fr; }
  .as-related { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .as-hero { padding: 48px 0 66px; }
  .as-hero h1 { font-size: 29px; }
  .as-actions .btn { width: 100%; }
  .as-info { grid-template-columns: 1fr; margin-top: -24px; }
  .as-section { padding: 60px 0; }
  .store-meta div { padding-right: 14px; margin-right: 14px; }
  .device-row { grid-template-columns: 46px 1fr; gap: 14px; padding: 18px; }
  .device-row .os-ico { width: 44px; height: 44px; font-size: 20px; }
  .device-row .dl-btn { grid-column: 1 / -1; text-align: center; }
  .step-flow { grid-template-columns: 1fr; }
  .changelog { padding-left: 20px; }
  .log-item::before { left: -28px; }
  .as-visual .rate-card { left: 0; bottom: 10px; padding: 12px 16px; }
}