/* ============================================================
   端午龙舟接力赛 · 全站共享样式
   风格：简洁清爽 / 浅色底 / 细边框 / 端午绿 + 朱红点缀
   ============================================================ */

:root {
  --color-bg: #f6faf7;
  --color-bg-soft: #eef6f0;
  --color-card: #ffffff;
  --color-primary: #2f8f5b;      /* 端午绿 */
  --color-primary-dark: #24724a;
  --color-accent: #d94a3d;       /* 朱红 */
  --color-accent-dark: #b93a2f;
  --color-text: #1f2a24;
  --color-text-soft: #5a6b62;
  --color-line: #e2ece6;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 6px 24px rgba(47, 143, 91, 0.08);
  --shadow-hover: 0 12px 32px rgba(47, 143, 91, 0.16);
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  font-family: var(--font);
  background: linear-gradient(160deg, #f6faf7 0%, #eaf4ee 100%);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ---------- 布局 ---------- */
.page {
  max-width: 880px;
  margin: 0 auto;
  padding: 24px 20px 64px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-brand {
  font-weight: 700;
  font-size: 17px;
  color: var(--color-primary-dark);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links { display: flex; gap: 6px; flex-wrap: wrap; }

.nav-links a {
  color: var(--color-text-soft);
  text-decoration: none;
  font-size: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  transition: background 0.2s, color 0.2s;
}
.nav-links a:hover { background: var(--color-bg-soft); color: var(--color-primary-dark); }

/* ---------- 标题 ---------- */
.hero { text-align: center; padding: 40px 0 24px; }

.hero h1 {
  font-size: clamp(28px, 6vw, 44px);
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(120deg, #2f8f5b 0%, #4fb37a 45%, #d94a3d 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero p { color: var(--color-text-soft); margin-top: 12px; font-size: 16px; }

.section-title {
  font-size: 20px;
  font-weight: 700;
  margin: 32px 0 16px;
  color: var(--color-text);
}

/* ---------- 卡片 ---------- */
.card {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.entry-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s;
}
.entry-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: #cfe6d8;
}
.entry-card .emoji { font-size: 30px; }
.entry-card h3 { font-size: 17px; margin: 10px 0 6px; }
.entry-card p { font-size: 14px; color: var(--color-text-soft); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); background: var(--color-primary-dark); }
.btn:active { transform: translateY(0) scale(0.98); }

.btn-accent { background: var(--color-accent); }
.btn-accent:hover { background: var(--color-accent-dark); }

.btn-ghost {
  background: transparent;
  color: var(--color-primary-dark);
  border-color: var(--color-line);
}
.btn-ghost:hover { background: var(--color-bg-soft); box-shadow: none; }

.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

/* ---------- 表单 ---------- */
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; color: var(--color-text-soft); }
.field input {
  width: 100%;
  font-family: inherit;
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: #fbfdfc;
  color: var(--color-text);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(47, 143, 91, 0.15);
}

.hint { font-size: 13px; color: var(--color-text-soft); margin-top: 6px; }
.error { font-size: 14px; color: var(--color-accent-dark); margin-top: 10px; min-height: 20px; }

/* ---------- 鼓按钮（登录彩蛋） ---------- */
.drum-btn {
  width: 132px;
  height: 132px;
  border-radius: 50%;
  border: 6px solid #f3d9a4;
  background: radial-gradient(circle at 35% 30%, #e8b45c, #c98a2e 70%);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 10px 26px rgba(201, 138, 46, 0.35), inset 0 -6px 14px rgba(0,0,0,0.15);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin: 0 auto;
}
.drum-btn:hover { transform: scale(1.04); }
.drum-btn:active, .drum-btn.hit { transform: scale(0.92); box-shadow: 0 4px 12px rgba(201,138,46,0.5); }
.drum-btn .drum-emoji { font-size: 34px; }

/* ---------- 徽章 / 标签 ---------- */
.badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--color-bg-soft);
  color: var(--color-primary-dark);
}
.badge-accent { background: #fbe9e6; color: var(--color-accent-dark); }

/* ---------- 游戏页 ---------- */
.game-wrap { display: flex; flex-direction: column; gap: 16px; }

.hud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
}
.hud-item {
  flex: 1 1 120px;
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  text-align: center;
}
.hud-item .k { font-size: 12px; color: var(--color-text-soft); }
.hud-item .v { font-size: 22px; font-weight: 800; color: var(--color-primary-dark); }

#river {
  width: 100%;
  height: 260px;
  border-radius: var(--radius);
  border: 1px solid var(--color-line);
  background: #eaf4ee;
  display: block;
}

.pulse { animation: pulse 0.35s ease; }
@keyframes pulse { 0% { transform: scale(1); } 50% { transform: scale(1.06); } 100% { transform: scale(1); } }

/* ---------- 回放 ---------- */
.replay-stage {
  position: relative;
  height: 200px;
  border-radius: var(--radius);
  border: 1px solid var(--color-line);
  background: linear-gradient(180deg, #eef6f0, #dcefe3);
  overflow: hidden;
}
.replay-boat {
  position: absolute;
  bottom: 40px;
  left: 0;
  font-size: 34px;
  transition: left 0.1s linear;
}
.replay-water {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 40px;
  background: repeating-linear-gradient(90deg, #bfe3cd 0 20px, #cdeada 20px 40px);
  opacity: 0.7;
}

/* ---------- 表格 ---------- */
.score-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.score-table th, .score-table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--color-line); }
.score-table th { color: var(--color-text-soft); font-weight: 600; }
.score-table tr:last-child td { border-bottom: none; }

/* ---------- 页脚 ---------- */
.footer { text-align: center; color: var(--color-text-soft); font-size: 13px; padding: 32px 0 8px; }

/* ---------- 响应式 ---------- */
@media (max-width: 560px) {
  .page { padding: 16px 14px 48px; }
  .nav { padding: 12px 14px; }
  .nav-links a { padding: 6px 9px; font-size: 13px; }
  #river { height: 200px; }
}