:root{
  --xqwo-ink:#1f2937;
  --xqwo-ink-2:#475569;
  --xqwo-paper:#fbf6ef;
  --xqwo-paper-2:#fffaf3;
  --xqwo-red:#8b1d2c;
  --xqwo-gold:#c7a25a;
  --xqwo-jade:#2f7d6d;
  --xqwo-shadow: 0 18px 40px rgba(15, 23, 42, .12);
}

/* 仅作用于下载页，避免污染全站 */
.xqwo-dl{
  background: radial-gradient(1200px 800px at 15% 0%, rgba(199,162,90,.14), rgba(251,246,239,0) 55%),
              radial-gradient(900px 700px at 92% 18%, rgba(47,125,109,.12), rgba(251,246,239,0) 60%),
              linear-gradient(180deg, var(--xqwo-paper), var(--xqwo-paper-2));
}

.xqwo-hero{
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(15, 23, 42, .06);
}

.xqwo-hero-bg{
  position:absolute;
  inset:-40px;
  background:
    radial-gradient(800px 480px at 30% 20%, rgba(139,29,44,.20), rgba(0,0,0,0) 60%),
    radial-gradient(700px 520px at 75% 40%, rgba(199,162,90,.22), rgba(0,0,0,0) 62%),
    radial-gradient(700px 520px at 60% 90%, rgba(47,125,109,.14), rgba(0,0,0,0) 60%);
  filter: blur(2px);
  opacity: .95;
  pointer-events:none;
}

.xqwo-title{
  font-size: clamp(2rem, 3.2vw, 3.2rem);
  letter-spacing: .08em;
  color: var(--xqwo-ink);
  text-shadow: 0 1px 0 rgba(255,255,255,.65);
}

.xqwo-subtitle{
  font-size: 1.1rem;
  color: var(--xqwo-ink-2);
}

.xqwo-desc{
  color: var(--xqwo-ink-2);
  line-height: 1.85;
  max-width: 46rem;
}

.xqwo-badge{
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  padding:.35rem .65rem;
  border-radius: 999px;
  background: rgba(139,29,44,.10);
  color: var(--xqwo-red);
  border: 1px solid rgba(139,29,44,.18);
  font-weight: 600;
  font-size: .9rem;
}

.xqwo-badge-outline{
  background: rgba(255,255,255,.55);
  color: var(--xqwo-ink);
  border: 1px solid rgba(15,23,42,.10);
}

.xqwo-card{
  background: rgba(255,255,255,.82);
  border: 1px solid rgba(15,23,42,.08);
  border-radius: 18px;
  box-shadow: var(--xqwo-shadow);
  backdrop-filter: blur(10px);
}

.xqwo-btn-primary{
  background: linear-gradient(135deg, var(--xqwo-red) 0%, #b12a3f 46%, var(--xqwo-gold) 100%) !important;
  border: none !important;
  box-shadow: 0 12px 28px rgba(139,29,44,.28);
}

.xqwo-btn-primary:hover{
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(139,29,44,.34);
}

.xqwo-btn-ghost{
  border-color: rgba(15,23,42,.18) !important;
  background: rgba(255,255,255,.62) !important;
}

.xqwo-btn-dark{
  border-radius: 14px !important;
}

.xqwo-tips{
  color: rgba(15,23,42,.70);
  font-size: .95rem;
}

.xqwo-tip{
  display:flex;
  gap:.5rem;
  align-items:flex-start;
  margin-top: .35rem;
}

.xqwo-tip i{ color: rgba(139,29,44,.85); margin-top: .15rem; }

.xqwo-qr{
  width: 100%;
  max-width: 230px;
  margin: 0 auto;
  padding: 10px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.75));
  border: 1px solid rgba(15,23,42,.10);
}

.xqwo-qr-inner{
  aspect-ratio: 1 / 1;
  width: 100%;
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(139,29,44,.10), rgba(199,162,90,.12)),
    repeating-linear-gradient(45deg, rgba(15,23,42,.06) 0 10px, rgba(255,255,255,.0) 10px 20px);
  display:flex;
  align-items:center;
  justify-content:center;
  position: relative;
  overflow:hidden;
}

.xqwo-qr-inner::before{
  content:"";
  position:absolute;
  inset: 16px;
  border-radius: 10px;
  border: 1px dashed rgba(15,23,42,.18);
}

.xqwo-qr-text{
  text-align:center;
  color: rgba(15,23,42,.62);
  font-weight: 700;
  letter-spacing: .12em;
}

.xqwo-meta{
  display:flex;
  flex-direction:column;
  gap: .55rem;
}

.xqwo-meta-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap: 1rem;
  padding: .35rem .55rem;
  border-radius: 12px;
  background: rgba(255,255,255,.55);
  border: 1px solid rgba(15,23,42,.06);
}

.xqwo-meta-row span{
  color: rgba(15,23,42,.55);
  font-size: .9rem;
}

.xqwo-meta-row b{
  color: var(--xqwo-ink);
  font-weight: 700;
}

.xqwo-feature{
  height: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 10px 24px rgba(15,23,42,.06);
  display:flex;
  gap: 12px;
  align-items:flex-start;
}

.xqwo-feature-ico{
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display:flex;
  align-items:center;
  justify-content:center;
  color: #fff;
  background: linear-gradient(135deg, var(--xqwo-jade), rgba(199,162,90,.95));
  box-shadow: 0 10px 18px rgba(47,125,109,.22);
  flex: 0 0 auto;
}

.xqwo-feature-title{
  font-weight: 800;
  color: var(--xqwo-ink);
  margin-bottom: 2px;
}

.xqwo-feature-desc{
  color: rgba(15,23,42,.64);
  line-height: 1.7;
  font-size: .95rem;
}

.xqwo-screens{
  background: linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,.15));
  border-top: 1px solid rgba(15,23,42,.06);
  border-bottom: 1px solid rgba(15,23,42,.06);
}

.xqwo-section-title{
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--xqwo-ink);
  letter-spacing: .04em;
}

.xqwo-section-sub{
  color: rgba(15,23,42,.62);
}

.xqwo-phone{
  border-radius: 22px;
  border: 1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.78);
  box-shadow: 0 16px 38px rgba(15,23,42,.10);
  overflow:hidden;
  position: relative;
}

.xqwo-phone::before{
  content:"";
  position:absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 40%;
  height: 6px;
  border-radius: 999px;
  background: rgba(15,23,42,.12);
}

.xqwo-phone-img{
  width: 100%;
  height: auto;
  display:block;
  aspect-ratio: 9 / 19.5;
  object-fit: cover;
}

.xqwo-phone-placeholder{
  aspect-ratio: 9 / 19.5;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  padding: 18px;
  text-align:center;
  background:
    radial-gradient(300px 280px at 20% 20%, rgba(139,29,44,.12), rgba(0,0,0,0) 60%),
    radial-gradient(280px 260px at 80% 30%, rgba(199,162,90,.14), rgba(0,0,0,0) 60%),
    linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.62));
}

.xqwo-phone-ph-title{
  font-weight: 900;
  letter-spacing: .14em;
  color: rgba(15,23,42,.72);
}

.xqwo-phone-ph-desc{
  margin-top: .35rem;
  color: rgba(15,23,42,.55);
  font-size: .9rem;
}

.xqwo-screen-note{
  color: rgba(15,23,42,.62);
  font-size: .95rem;
}

.xqwo-bottom-cta{
  border-radius: 20px;
  padding: 18px 18px;
  background: linear-gradient(135deg, rgba(139,29,44,.12), rgba(199,162,90,.14), rgba(47,125,109,.10));
  border: 1px solid rgba(15,23,42,.08);
  box-shadow: 0 18px 40px rgba(15,23,42,.10);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.xqwo-bottom-title{
  font-weight: 900;
  color: var(--xqwo-ink);
  letter-spacing: .08em;
}

.xqwo-bottom-sub{
  color: rgba(15,23,42,.62);
  margin-top: .15rem;
}

/* 兼容刘海屏安全区 */
@supports (padding: max(0px)){
  .xqwo-hero .container{
    padding-left: max(var(--bs-gutter-x, 1rem), env(safe-area-inset-left));
    padding-right: max(var(--bs-gutter-x, 1rem), env(safe-area-inset-right));
  }
}

/* 减少全站 * {transition} 对本页的影响（避免低端机抖动） */
.xqwo-dl *,
.xqwo-dl *::before,
.xqwo-dl *::after{
  transition: none;
}

@media (prefers-reduced-motion: no-preference){
  .xqwo-btn-primary,
  .xqwo-feature,
  .xqwo-card,
  .xqwo-phone{ transition: transform .2s ease, box-shadow .2s ease; }
}

@media (max-width: 575.98px){
  .xqwo-meta-row{ justify-content: space-between; }
  .xqwo-bottom-cta{ padding: 14px; }
}