:root {
  --page-bg: #d9eaf4;
  --panel-bg: rgba(255, 255, 255, 0.7);
  --text-main: #0a0a0a;
  --text-soft: #212121;
  --text-muted: rgba(10, 10, 10, 0.7);
  --card-shadow: 0 28px 70px rgba(74, 114, 140, 0.12);
  --phone-shadow: 0 24px 70px rgba(81, 116, 140, 0.18);
  --radius-xl: 44px;
  --radius-lg: 26px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.38), transparent 32%),
    linear-gradient(180deg, #dcecf5 0%, var(--page-bg) 100%);
  color: var(--text-main);
}

.page-shell {
  min-height: 100vh;
  padding: 64px 56px 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.page-shell::before,
.page-shell::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(10px);
  opacity: 0.35;
  pointer-events: none;
}

.page-shell::before {
  width: 340px;
  height: 340px;
  right: 12%;
  top: 8%;
  background: rgba(255, 255, 255, 0.24);
}

.page-shell::after {
  width: 260px;
  height: 260px;
  left: 6%;
  bottom: 10%;
  background: rgba(255, 255, 255, 0.2);
}

.hero {
  width: min(1380px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(480px, 1fr) minmax(380px, 480px);
  gap: 72px;
  align-items: center;
  flex: 1;
}

.intro {
  padding-left: 8px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-bottom: 110px;
}

.brand-mark {
  width: 128px;
  height: 128px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.84));
  border-radius: 34px;
  box-shadow: 0 16px 34px rgba(130, 164, 184, 0.16);
}

.brand-mark img {
  width: 76px;
  height: 76px;
  display: block;
  object-fit: contain;
}

.brand-title {
  margin: 0 0 18px;
  font-size: clamp(2.6rem, 4vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand-subtitle {
  margin: 0;
  font-size: clamp(1.25rem, 1.8vw, 1.9rem);
  font-weight: 700;
  color: var(--text-soft);
}

.headline-block h1 {
  margin: 0 0 36px;
  font-size: clamp(4rem, 7vw, 5.9rem);
  line-height: 0.95;
  font-weight: 900;
  letter-spacing: -0.06em;
}

.headline-block p {
  margin: 0;
  font-size: clamp(1.3rem, 1.8vw, 1.85rem);
  line-height: 1.6;
  color: var(--text-soft);
}

.store-list {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 112px;
}

.store-badge {
  min-width: 254px;
  padding: 18px 24px;
  display: inline-flex;
  align-items: center;
  gap: 16px;
  color: var(--text-main);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 20px;
  box-shadow: 0 18px 36px rgba(117, 146, 163, 0.14);
  transition: transform 180ms ease, box-shadow 180ms ease;
  cursor: default;
}

.store-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 40px rgba(107, 138, 156, 0.17);
}

.store-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}

.store-icon svg {
  width: 100%;
  height: 100%;
  fill: #050505;
}

.store-badge strong,
.store-badge small {
  display: block;
  line-height: 1.08;
}

.store-badge strong {
  margin-bottom: 4px;
  font-size: 1.05rem;
  font-weight: 500;
}

.store-badge small {
  font-size: 1.85rem;
  font-weight: 800;
}

.preview {
  display: flex;
  justify-content: center;
  width: 100%;
}

.phone-frame {
  width: 100%;
  max-width: 380px;
  height: min(780px, 84vh);
  padding: 18px 18px 24px;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(249, 249, 249, 0.92)),
    var(--panel-bg);
  border-radius: 46px;
  box-shadow: var(--phone-shadow);
  transform: translateY(8px);
  animation: float-phone 4.8s ease-in-out infinite;
}

.phone-frame::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 38px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(247, 247, 247, 0.78));
  border: 1px solid rgba(221, 226, 231, 0.86);
}

.phone-notch {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: 110px;
  height: 28px;
  z-index: 3;
  border-radius: 0 0 18px 18px;
  background: linear-gradient(180deg, #fafafa 0%, #f0f0f0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.phone-notch span {
  width: 52px;
  height: 7px;
  border-radius: 999px;
  background: rgba(28, 28, 28, 0.78);
}

.phone-notch i {
  width: 10px;
  height: 10px;
  display: block;
  border-radius: 50%;
  background: rgba(28, 28, 28, 0.72);
  font-style: normal;
}

.screen-image {
  position: absolute;
  inset: 22px 20px 34px;
  width: calc(100% - 40px);
  height: calc(100% - 56px);
  object-fit: cover;
  object-position: top center;
  border-radius: 34px;
  z-index: 1;
}

.home-indicator {
  position: absolute;
  left: 50%;
  bottom: 11px;
  transform: translateX(-50%);
  width: 98px;
  height: 5px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.82);
  z-index: 2;
}

.record {
  margin-top: 28px;
  text-align: center;
  font-size: clamp(1rem, 1.3vw, 1.35rem);
  font-weight: 700;
  letter-spacing: 0.01em;
}

@keyframes float-phone {
  0%,
  100% {
    transform: translateY(8px);
  }
  50% {
    transform: translateY(-4px);
  }
}

@media (max-width: 1100px) {
  .page-shell {
    padding: 40px 28px 32px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    justify-items: center;
    text-align: center;
  }

  .intro {
    padding-left: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .brand {
    margin-bottom: 52px;
    gap: 20px;
    justify-content: center;
  }

  .headline-block h1 {
    margin-bottom: 22px;
  }

  .store-list {
    margin-top: 56px;
    justify-content: center;
  }

  .record {
    margin-top: 40px;
  }
}

@media (max-width: 700px) {
  .page-shell {
    padding: 24px 16px 20px;
  }

  .hero {
    gap: 28px;
  }

  .brand {
    flex-direction: column;
    margin-bottom: 28px;
  }

  .brand-mark {
    width: 104px;
    height: 104px;
    border-radius: 28px;
  }

  .brand-mark img {
    width: 66px;
    height: 66px;
  }

  .brand-title {
    margin-bottom: 10px;
  }

  .headline-block p {
    font-size: 1.05rem;
  }

  .store-list {
    width: 100%;
    gap: 14px;
    margin-top: 36px;
  }

  .store-badge {
    width: 100%;
    min-width: 0;
    justify-content: center;
  }

  .store-badge small {
    font-size: 1.45rem;
  }

  .phone-frame {
    max-width: 340px;
    height: 640px;
    padding: 16px 16px 22px;
  }

  .screen-image {
    inset: 20px 18px 30px;
    width: calc(100% - 36px);
    height: calc(100% - 50px);
    border-radius: 30px;
  }

  .record {
    font-size: 0.95rem;
  }
}