/* ============================================================
   东方好妈妈 · App 下载页专用样式
   依赖 css/style.css 的设计令牌与基础组件
   ============================================================ */

/* ---------- 首屏 ---------- */
.app-hero {
  position: relative;
  padding: 148px 0 96px;
  overflow: hidden;
  color: var(--cream-50);
  background:
    radial-gradient(940px 580px at 86% -4%, rgba(198, 161, 91, .24), transparent 62%),
    radial-gradient(780px 520px at 2% 108%, rgba(138, 50, 71, .55), transparent 60%),
    linear-gradient(155deg, var(--wine-950) 0%, var(--wine-800) 50%, var(--wine-700) 100%);
}

.app-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(232, 211, 163, .14) 1px, transparent 1.4px);
  background-size: 34px 34px;
  opacity: .34;
  mask-image: radial-gradient(ellipse at 62% 40%, #000 26%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse at 62% 40%, #000 26%, transparent 78%);
  pointer-events: none;
}

.app-hero-decor {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.app-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.06fr .94fr;
  gap: 64px;
  align-items: center;
}

.app-hero-copy {
  min-width: 0;
}

.app-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: .08em;
  margin-bottom: 24px;
}

.app-hero h1 span {
  display: block;
  color: var(--gold-300);
  font-weight: 600;
}

.app-hero h1 span.hero-l1 {
  color: var(--cream-50);
  font-weight: 700;
}

.app-hero-sub {
  max-width: 560px;
  margin-bottom: 26px;
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 300;
  letter-spacing: .08em;
  line-height: 2.05;
  color: rgba(250, 247, 241, .82);
}

.app-hero .hero-tags {
  justify-content: flex-start;
  margin-bottom: 34px;
}

/* ---------- 应用商店按钮 ---------- */
.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px 12px 20px;
  border-radius: 14px;
  color: var(--cream-50);
  background: rgba(250, 247, 241, .08);
  border: 1px solid rgba(232, 211, 163, .38);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: transform .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.store-btn:hover {
  transform: translateY(-2px);
  background: rgba(232, 211, 163, .16);
  border-color: var(--gold-300);
  box-shadow: 0 12px 28px rgba(0, 0, 0, .22);
}

.store-btn--primary {
  color: var(--wine-900);
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  border-color: transparent;
  box-shadow: 0 10px 26px rgba(198, 161, 91, .3);
}

.store-btn--primary:hover {
  background: linear-gradient(135deg, var(--gold-300), var(--gold-400));
}

.store-btn svg {
  width: 26px;
  height: 26px;
  flex: 0 0 auto;
  color: var(--gold-300);
}

.store-btn--primary svg {
  color: var(--wine-800);
}

.store-btn span {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
  text-align: left;
}

.store-btn strong {
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: .06em;
}

.store-btn em {
  font-style: normal;
  margin-top: 2px;
  font-size: 11px;
  letter-spacing: .12em;
  color: rgba(250, 247, 241, .58);
}

.store-btn--primary em {
  color: rgba(74, 26, 34, .62);
}

.app-note {
  max-width: 560px;
  font-size: 12.8px;
  line-height: 1.9;
  letter-spacing: .03em;
  color: rgba(250, 247, 241, .62);
}

/* ---------- 手机外观示意 ---------- */
.phone-wrap {
  text-align: center;
}

.phone {
  position: relative;
  width: min(300px, 100%);
  margin-inline: auto;
  padding: 11px;
  border-radius: 42px;
  background: linear-gradient(160deg, rgba(232, 211, 163, .55), rgba(61, 21, 29, .92));
  box-shadow: 0 34px 72px rgba(0, 0, 0, .44);
}

.phone::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -10px;
  width: 92px;
  height: 4px;
  border-radius: 999px;
  background: rgba(232, 211, 163, .35);
  transform: translateX(-50%);
}

.phone-screen {
  display: flex;
  flex-direction: column;
  min-height: 480px;
  padding: 12px 14px 0;
  border-radius: 32px;
  overflow: hidden;
  background: linear-gradient(180deg, var(--cream-50), var(--cream-100));
  color: var(--ink-900);
}

.phone-notch {
  width: 84px;
  height: 5px;
  margin: 0 auto 8px;
  border-radius: 999px;
  background: rgba(74, 26, 34, .18);
}

.phone-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--ink-400);
}

.phone-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0 12px;
  border-bottom: 1px solid var(--cream-200);
}

.phone-brand {
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--wine-800);
}

.phone-pill {
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--wine-900);
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
}

.phone-card {
  margin-top: 12px;
  padding: 13px;
  border-radius: 16px;
  background: var(--white);
  border: 1px solid var(--cream-200);
  box-shadow: 0 8px 18px rgba(74, 26, 34, .07);
}

.phone-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.phone-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--wine-900);
  background: linear-gradient(140deg, var(--gold-300), var(--gold-500));
}

.phone-avatar--alt {
  color: var(--cream-50);
  background: linear-gradient(140deg, var(--wine-600), var(--wine-800));
}

.phone-name {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--wine-800);
}

.phone-meta {
  display: block;
  margin-top: 2px;
  font-size: 10.5px;
  letter-spacing: .04em;
  color: var(--ink-400);
}

.phone-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 11px;
}

.phone-tags span {
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 10px;
  letter-spacing: .04em;
  color: var(--wine-700);
  background: var(--cream-100);
  border: 1px solid var(--cream-200);
}

.phone-match {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 11px;
  border-top: 1px dashed var(--cream-200);
}

.phone-match span {
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--ink-400);
}

.phone-match strong {
  font-family: var(--font-serif);
  font-size: 25px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--wine-700);
}

.phone-match strong em {
  font-style: normal;
  font-size: .58em;
}

.phone-tabbar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: auto;
  padding: 11px 0 13px;
  border-top: 1px solid var(--cream-200);
  text-align: center;
}

.phone-tabbar span {
  font-size: 10.5px;
  letter-spacing: .06em;
  color: var(--ink-400);
}

.phone-tabbar span.is-active {
  font-weight: 600;
  color: var(--wine-700);
}

.phone-note {
  margin-top: 26px;
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(250, 247, 241, .5);
}

/* ---------- 下载与开通指引 ---------- */
.guide-grid {
  display: grid;
  grid-template-columns: 336px 1fr;
  gap: 46px;
  align-items: start;
}

.qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 34px 30px 30px;
  border-radius: var(--radius);
  text-align: center;
  background: var(--white);
  border: 1px solid var(--cream-200);
  box-shadow: var(--shadow-sm);
}

.qr-card img {
  width: 200px;
  height: 200px;
  border-radius: 12px;
  border: 1px solid var(--cream-200);
  background: var(--cream-50);
}

.qr-card h3 {
  margin: 22px 0 8px;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--wine-800);
}

.qr-card p {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ink-600);
}

.qr-card .qr-badges {
  display: flex;
  gap: 8px;
  margin-top: 18px;
}

.qr-card .qr-badges span {
  padding: 5px 13px;
  border-radius: 999px;
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--wine-800);
  background: var(--cream-100);
  border: 1px solid rgba(198, 161, 91, .42);
}

.step-list {
  display: grid;
  gap: 16px;
}

.step-item {
  display: flex;
  gap: 18px;
  padding: 22px 24px;
  border-radius: var(--radius-sm);
  background: var(--white);
  border: 1px solid var(--cream-200);
  box-shadow: var(--shadow-sm);
  transition: transform .3s ease, box-shadow .3s ease;
}

.step-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.step-item .flow-num {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  margin-bottom: 0;
  font-size: 15px;
  box-shadow: none;
}

.step-item h3 {
  font-family: var(--font-serif);
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: .07em;
  color: var(--wine-800);
  margin-bottom: 7px;
}

.step-item p {
  font-size: 13.8px;
  line-height: 1.92;
  color: var(--ink-600);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .app-hero-grid {
    gap: 44px;
  }

  .guide-grid {
    grid-template-columns: 300px 1fr;
    gap: 34px;
  }
}

@media (max-width: 900px) {
  .app-hero {
    padding: 128px 0 78px;
  }

  .app-hero-grid,
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .app-hero-grid {
    gap: 52px;
  }

  .app-hero .hero-tags {
    justify-content: flex-start;
  }

  .phone-wrap {
    order: -1;
  }

  .phone-screen {
    min-height: 460px;
  }

  .guide-grid {
    gap: 30px;
  }

  .qr-card {
    padding: 28px 24px 26px;
  }
}

@media (max-width: 640px) {
  .app-hero {
    padding: 116px 0 64px;
  }

  .app-hero h1 {
    letter-spacing: .05em;
  }

  .store-buttons {
    gap: 10px;
  }

  .store-btn {
    flex: 1 1 100%;
    justify-content: flex-start;
    padding: 11px 18px 11px 16px;
  }

  .phone {
    width: min(272px, 100%);
  }

  .step-item {
    padding: 18px 18px;
    gap: 14px;
  }

  .step-item .flow-num {
    width: 40px;
    height: 40px;
    font-size: 14px;
  }
}