@import url("https://fonts.googleapis.com/css2?family=Baloo+2:wght@600;700;800&family=Nunito:wght@400;600;700;800&family=DM+Mono:wght@400;500&display=swap");

:root {
  /* 底色与文字 */
  --bg: #FBF7FF;
  --bg-soft: #F2EDFB;
  --ink: #3B335C;
  --ink-soft: #6E6790;

  /* 主题色：学園偶像 */
  --sky: #7EC8E3;       /* 天空蓝 - APK 卡片主色 */
  --sky-deep: #4FA9D1;
  --sakura: #FF9ECB;    /* 樱花粉 - 翻译数据卡片主色 */
  --sakura-deep: #F77AB2;
  --sun: #FFD56B;       /* 阳光黄 - 强调/徽章 */
  --mint: #7BD9A4;      /* 薄荷绿 - 成功/辅助 */

  /* 边与卡 */
  --card: #FFFFFF;
  --line: #E5DFF5;
  --shadow: 0 6px 24px rgba(123, 99, 168, .12);

  /* 圆角 */
  --r-lg: 24px;
  --r-md: 16px;
  --r-sm: 10px;
  --r-pill: 999px;

  color: var(--ink);
  background: var(--bg);
  font-family: "Nunito", system-ui, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
::selection { background: #FFD9EA; }

body {
  margin: 0;
  min-width: 320px;
  /* 舞台聚光 */
  background:
    radial-gradient(circle at 86% 8%, rgba(255, 158, 203, .30) 0, transparent 26rem),
    radial-gradient(circle at 10% 26%, rgba(126, 200, 227, .26) 0, transparent 30rem),
    radial-gradient(circle at 62% 88%, rgba(255, 213, 107, .22) 0, transparent 28rem),
    var(--bg);
}

main {
  width: min(1080px, calc(100% - 40px));
  margin: auto;
  padding: 28px 0 88px;
}

:focus-visible { outline: 3px solid var(--sky-deep); outline-offset: 3px; border-radius: 6px; }

/* ---------- 导航 / wordmark ---------- */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 56px;
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  text-decoration: none;
}

.badge {
  flex: none;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 2px solid var(--sky-deep);
  border-radius: 50%;
  background: var(--card);
  color: var(--sun);
  font-size: 17px;
  box-shadow: 0 2px 10px rgba(79, 169, 209, .30);
}

.wordmark-text {
  font: 800 18px "Baloo 2", "Nunito", sans-serif;
  letter-spacing: .03em;
}
.wordmark-text em { font-style: normal; color: var(--sakura-deep); }

.api-link {
  flex: none;
  color: #fff;
  background: linear-gradient(100deg, var(--sky), var(--sakura));
  font: 700 12px "DM Mono", monospace;
  letter-spacing: .08em;
  text-decoration: none;
  padding: 10px 18px;
  border-radius: var(--r-pill);
  box-shadow: 0 4px 14px rgba(126, 200, 227, .45);
  transition: transform .15s ease, box-shadow .15s ease;
}
.api-link:hover { transform: translateY(-2px); box-shadow: 0 7px 18px rgba(247, 122, 178, .50); }

/* ---------- hero ---------- */
.hero { position: relative; margin: 0 0 56px; max-width: 640px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  padding: 7px 14px;
  border: 1.5px solid var(--sakura);
  border-radius: var(--r-pill);
  background: var(--card);
  color: var(--sakura-deep);
  font: 700 11px "DM Mono", monospace;
  letter-spacing: .14em;
}
.eyebrow span { color: var(--sun); }

h1 {
  margin: 0 0 20px;
  font: 800 clamp(2.7rem, 7vw, 4.7rem)/1.06 "Baloo 2", "Nunito", sans-serif;
  letter-spacing: .01em;
}
h1 i {
  font-style: normal;
  background: linear-gradient(95deg, var(--sky-deep), var(--sakura-deep));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  max-width: 520px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.7;
}

/* 装饰星星 */
@keyframes twinkle {
  0%, 100% { opacity: .30; transform: scale(.9) rotate(0deg); }
  50% { opacity: 1; transform: scale(1.15) rotate(12deg); }
}
.star { display: inline-block; color: var(--sun); animation: twinkle 2.4s ease-in-out infinite; }
.star-1 { position: absolute; top: 6px; right: 4%; font-size: 22px; color: var(--sakura); animation-delay: 0s; }
.star-2 { position: absolute; top: 128px; right: 24%; font-size: 14px; color: var(--sun); animation-delay: .6s; }
.star-3 { position: absolute; top: 218px; right: 10%; font-size: 17px; color: var(--sky-deep); animation-delay: 1.2s; }

/* ---------- 卡片布局 ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  align-items: stretch;
}

/* ---------- 主卡片（APK 天空蓝 / 翻译数据 樱花粉） ---------- */
.release-card, .trans-card {
  position: relative;
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow);
  padding: 30px;
  padding-top: 66px;
}

/* 丝带标签 */
.release-card::before {
  content: "";
  position: absolute;
  top: 20px;
  left: -6px;
  width: 210px;
  height: 34px;
  background: linear-gradient(100deg, var(--sakura-deep), var(--sun));
  border-radius: var(--r-sm) var(--r-sm) var(--r-sm) 4px;
  transform: rotate(-1.5deg);
  box-shadow: 0 4px 12px rgba(247, 122, 178, .35);
  z-index: 1;
}

/* 翻译数据卡片丝带：天空蓝→樱花粉，与导航胶囊呼应 */
.trans-card::before {
  content: "";
  position: absolute;
  top: 20px;
  left: -6px;
  width: 210px;
  height: 34px;
  background: linear-gradient(100deg, var(--sky-deep), var(--sakura-deep));
  border-radius: var(--r-sm) var(--r-sm) var(--r-sm) 4px;
  transform: rotate(-1.5deg);
  box-shadow: 0 4px 12px rgba(79, 169, 209, .35);
  z-index: 1;
}

.ribbon-label {
  position: absolute;
  top: 28px;
  left: 20px;
  z-index: 2;
  color: #fff;
  font: 700 11px "DM Mono", monospace;
  letter-spacing: .14em;
  text-shadow: 0 1px 2px rgba(120, 40, 90, .35);
}

.star.corner {
  position: absolute;
  top: 22px;
  right: 22px;
  font-size: 20px;
  color: var(--sun);
  opacity: .85;
}

.card-state {
  margin-top: 18px;
  color: var(--ink-soft);
  font-size: 15px;
}
.failure { color: #C2446E; font-weight: 800; }

.version-line {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 28px 0 24px;
  font: 800 clamp(2rem, 4.5vw, 3.1rem) "Baloo 2", "Nunito", sans-serif;
  letter-spacing: .01em;
  line-height: 1;
}

.pill {
  flex: none;
  color: #fff;
  background: linear-gradient(100deg, var(--sky), var(--sky-deep));
  border-radius: var(--r-pill);
  padding: 5px 10px;
  font: 700 10px "DM Mono", monospace;
  letter-spacing: .08em;
  box-shadow: 0 2px 8px rgba(79, 169, 209, .35);
}

dl {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 0 0 26px;
}
dl div { min-width: 0; }
dt {
  color: var(--ink-soft);
  font: 700 10px "DM Mono", monospace;
  letter-spacing: .08em;
  margin-bottom: 5px;
}
dd {
  margin: 0;
  overflow-wrap: anywhere;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  /* 元数据行统一为两行高（36px = 13px×2 行），保证两卡 dl 等高，按钮与注释行对齐 */
  min-height: 36px;
}

.download {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 420px;
  padding: 15px 20px;
  color: #fff;
  background: linear-gradient(100deg, var(--sky), var(--sky-deep));
  text-decoration: none;
  font: 800 17px "Baloo 2", "Nunito", sans-serif;
  border-radius: var(--r-pill);
  box-shadow: 0 6px 16px rgba(79, 169, 209, .35);
  transition: transform .15s ease, box-shadow .15s ease;
}
.download:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(79, 169, 209, .50); }
.download b { font-size: 22px; line-height: 0; color: var(--sun); }

.checksum {
  margin: 16px 0 0;
  color: var(--ink-soft);
  font: 500 11px "DM Mono", monospace;
  overflow-wrap: anywhere;
}
.checksum code { color: var(--ink); font-weight: 500; }

/* ---------- 翻译数据卡片（樱花粉） ---------- */
.trans-pill {
  background: linear-gradient(100deg, var(--sakura), var(--sakura-deep));
  box-shadow: 0 2px 8px rgba(247, 122, 178, .35);
}

.trans-download {
  background: linear-gradient(100deg, var(--sakura), var(--sakura-deep));
  box-shadow: 0 6px 16px rgba(247, 122, 178, .35);
}
.trans-download:hover { box-shadow: 0 10px 24px rgba(247, 122, 178, .50); }

/* ---------- notes ---------- */
.notes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 34px;
}
.notes article {
  display: flex;
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 18px 20px;
  box-shadow: var(--shadow);
}
.notes article:nth-child(1) { border-top: 4px solid var(--sky); }
.notes article:nth-child(2) { border-top: 4px solid var(--sakura); }
.notes b {
  flex: none;
  color: var(--sakura-deep);
  font: 800 17px "Baloo 2", "Nunito", sans-serif;
}
.notes article:nth-child(1) b { color: var(--sky-deep); }
.notes p { margin: 2px 0 0; color: var(--ink-soft); line-height: 1.65; font-size: 14px; }

/* ---------- footer ---------- */
footer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  padding: 24px;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font: 500 10px "DM Mono", monospace;
  letter-spacing: .14em;
}
footer .star { font-size: 11px; color: var(--sun); animation-delay: .8s; }

/* ---------- 响应式 ---------- */
@media (max-width: 600px) {
  main { width: min(100% - 28px, 1080px); padding-top: 20px; }
  nav { margin-bottom: 40px; flex-wrap: wrap; }
  .hero { margin-bottom: 44px; }
  h1 { font-size: clamp(2.4rem, 12vw, 3.2rem); }
  .star-1 { right: 2%; }
  .star-2 { display: none; }
  .cards { grid-template-columns: 1fr; }
  dl, .notes { grid-template-columns: 1fr; gap: 14px; }
  .release-card, .trans-card { padding: 22px; padding-top: 64px; }
  footer { font-size: 9px; gap: 10px; }
}

/* ---------- 无障碍：减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}