:root {
  --bg: #0f172a;
  --card: #111827;
  --primary: #22c55e;
  --text: #e5e7eb;
  --muted: #9ca3af;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(180deg, #020617, var(--bg));
  color: var(--text);
  display: flex;
  flex-direction: column;
}

body > main {
  flex: 1; /* 让主体撑满剩余高度 */
}

header {
  padding: 48px 16px;
  text-align: center;
  margin-bottom: 12px;
}

header h1 {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

header p {
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card {
  background: rgba(17, 24, 39, 0.9);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,.3);
  transition: transform .2s ease, box-shadow .2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,.4);
}

.card h2 {
  margin-top: 0;
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.card p {
  color: var(--muted);
  font-size: .95rem;
}

.btn {
  display: inline-block;
  margin-top: 12px;
  padding: 8px 14px;
  background: var(--primary);
  color: #022c22;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  font-size: .9rem;
}

footer {
  text-align: center;
  padding: 32px 16px;
  color: var(--muted);
  font-size: .85rem;
  background: var(--bg);
}



/* ===== 首页轮播（精简版） ===== */
.carousel {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  max-height: 420px;        /* PC 下不会炸 */

}

.carousel-track {
  display: flex;
  transition: transform .6s ease;
}

.slide {
  min-width: 100%;
  position: relative;
}

.slide img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  border-radius: 16px;
  max-height: 420px;        /* PC 下不会炸 */

}

/* 左下角轻说明 */
.slide-text {
  position: absolute;
  left: 14px;
  bottom: 12px;
  padding: 6px 12px;
  font-size: .9rem;
  color: #fff;
  background: rgba(0,0,0,.55);
  border-radius: 999px;
}

/* 圆点 */
.dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  background: rgba(0,0,0,.35);
  padding: 6px 12px;
  border-radius: 999px;
}


.dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.35);
  cursor: pointer;
}

.dots button.active {
  background: #22c55e;
}

/* ===== 轮播专用卡片 ===== */
.card.hero {
  grid-column: 1 / -1;      /* 独占整行 */
  max-width: 1200px;         /* 收住宽度 */
  margin: 0 auto;           /* 居中 */
}

.card.hero:hover {
  transform: none;
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}



/* ===== 轮播左右按钮 ===== */
.carousel .nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,.45);
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  z-index: 10;
  transition: background .2s;
}

.carousel .nav:hover {
  background: rgba(0,0,0,.7);
}

.carousel .prev { left: 12px; }
.carousel .next { right: 12px; }

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(800px 300px at 20% 10%, rgba(34,197,94,.08), transparent),
    radial-gradient(600px 400px at 80% 30%, rgba(56,189,248,.06), transparent);
  pointer-events: none;
  z-index: -1;
}

.hero-hint {
  text-align: center;
  color: var(--muted);
  font-size: .9rem;
  margin-bottom: 12px;
}


.footer-box {
  max-width: 600px;
  margin: 0 auto 40px;
  background: rgba(17,24,39,.9);
  padding: 24px;
  border-radius: 16px;
}



/* ===== 下载展开区 ===== */

.download-box {
  margin-top: 12px;
  display: none;
  gap: 10px;
  flex-wrap: wrap;
}

.download-box.show {
  display: flex;
}

/* 次级按钮（不抢主按钮风头） */
.btn.ghost {
  background: transparent;
  color: var(--primary);
  border: 1px solid rgba(34,197,94,.5);
}

.btn.ghost:hover {
  background: rgba(34,197,94,.1);
}


.sakura {
      position: fixed;
      top: -50px; /* 从顶部开始 */
      pointer-events: none;
      z-index: 50;
      user-select: none;
      opacity: 0.9;
    }

@media (prefers-reduced-motion: reduce) {
  .carousel-track,
  .sakura {
    animation: none;
    transition: none;
  }
}

/* 最近在线玩家 */
.carousel-wrapper {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.carousel-wrapper .carousel {
  flex: 1;
  max-width: 900px; /* 保持原轮播大小 */
}

.online-players {
  width: 220px;
  max-height: 420px;
  overflow-y: auto;
  flex-shrink: 0;
}

#recentPlayers {
  margin: 0;
  padding-left: 18px;
  color: var(--text);
}

#recentPlayers li {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

/* ===== 最近在线玩家（头像版） ===== */

.player-item {
  display: flex;
  align-items: center;
  gap: 10px;
}

.player-avatar {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  image-rendering: pixelated; /* MC 像素风 */
}

.player-info {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.player-online {
  font-size: 0.8rem;
  color: #22c55e;
}

.player-offline {
  font-size: 0.8rem;
  color: #9ca3af;
}




/* ===== 顶部导航栏 ===== */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  transition: background .3s, box-shadow .3s;
}

.top-nav.scrolled {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  box-shadow: 0 6px 20px rgba(0,0,0,.35);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .5px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 20px;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: .95rem;
  transition: color .2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

.nav-cta {
  background: var(--primary);
  color: #022c22;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: .9rem;
  font-weight: 600;
  text-decoration: none;
}

/* 给 header 腾位置，避免被挡住 */
header {
  padding-top: 96px;
}

/* 手机端简化 */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
}