/* ===== 龙舟争渡会 — 共享样式 ===== */
/* 配色：战鼓红 #E63946 / 龙鳞金 #F4A261 / 深水蓝 #1D3557 / 浪花白 #F1FAEE */

:root {
  --color-primary: #E63946;
  --color-primary-dark: #c1121f;
  --color-primary-shadow: #8d0f1a;
  --color-gold: #F4A261;
  --color-gold-dark: #e07b2f;
  --color-gold-shadow: #b55d1a;
  --color-bg: #1D3557;
  --color-bg-dark: #0f2847;
  --color-text: #F1FAEE;
  --color-text-muted: #A8DADC;
  --color-card-bg: rgba(241,250,238,.08);
  --color-border: rgba(244,162,97,.25);
  --color-overlay: rgba(0,0,0,.5);
  --radius-lg: 32px;
  --radius-card: 20px;
  --radius-btn: 60px;
  --shadow-btn: 0 8px 0 var(--color-primary-shadow), 0 10px 20px rgba(0,0,0,.4);
  --shadow-btn-active: 0 2px 0 var(--color-primary-shadow), 0 6px 12px rgba(0,0,0,.4);
  --font-stack: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

body {
  font-family: var(--font-stack);
  min-height: 100vh;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  touch-action: manipulation;
}

/* 主容器 */
.wrap {
  width: min(94vw, 480px);
  height: min(96vh, 820px);
  background: linear-gradient(165deg, var(--color-bg) 0%, var(--color-bg-dark) 100%);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
  position: relative;
  overflow: hidden;
  border: 2px solid rgba(244,162,97,.267);
}

/* 页面切换 */
.page {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: 18px 16px;
  transition: transform .5s cubic-bezier(.34,1.56,.64,1), opacity .4s;
  overflow-y: auto;
  overflow-x: hidden;
}
.page.hide { transform: translateX(110%); opacity: 0; pointer-events: none; }
.page.left { transform: translateX(-110%); opacity: 0; pointer-events: none; }

/* 标题 */
h1 {
  font-size: 34px;
  color: var(--color-text);
  text-shadow: 0 4px 0 var(--color-primary), 0 6px 12px rgba(0,0,0,.5);
  letter-spacing: 4px;
  text-align: center;
  margin: 6px 0 2px;
}
h2 {
  font-size: 22px;
  color: var(--color-gold);
  text-shadow: 0 2px 0 var(--color-bg);
  margin: 6px 0;
}
.sub {
  color: var(--color-text-muted);
  font-size: 14px;
  text-align: center;
  margin-bottom: 8px;
}

/* 战鼓按钮 */
.btn {
  background: linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
  border: none;
  color: var(--color-text);
  font-size: 20px;
  font-weight: 800;
  padding: 14px 28px;
  border-radius: var(--radius-btn);
  box-shadow: var(--shadow-btn);
  cursor: pointer;
  transition: all .08s linear;
  text-align: center;
  letter-spacing: 2px;
  position: relative;
  overflow: hidden;
}
.btn:active {
  transform: translateY(6px);
  box-shadow: var(--shadow-btn-active);
}
.btn::after {
  content: '';
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.25), transparent 70%);
  pointer-events: none;
}
.btn-sm { padding: 10px 20px; font-size: 16px; }
.btn-gold {
  background: linear-gradient(145deg, var(--color-gold), var(--color-gold-dark));
  box-shadow: 0 6px 0 var(--color-gold-shadow), 0 8px 16px rgba(0,0,0,.4);
}
.btn-gold:active {
  transform: translateY(4px);
  box-shadow: 0 2px 0 var(--color-gold-shadow), 0 6px 12px rgba(0,0,0,.4);
}

/* 卡片 */
.card {
  background: var(--color-card-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: var(--radius-card);
  padding: 14px;
  border: 1px solid var(--color-border);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.1);
  transition: transform .2s, box-shadow .2s;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.1), 0 4px 16px rgba(244,162,97,.15);
}

/* 布局工具 */
.flex { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.gap-2 { gap: 6px; }
.mt-2 { margin-top: 10px; }
.mb-2 { margin-bottom: 10px; }
.text-center { text-align: center; }
.text-gold { color: var(--color-gold); }
.text-red { color: var(--color-primary); }
.text-white { color: var(--color-text); }
.text-sm { font-size: 13px; }
.text-lg { font-size: 26px; font-weight: 800; }
.w-full { width: 100%; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
.relative { position: relative; }

/* 布阵页 — 角色卡 */
.role-card {
  background: rgba(29,53,87,.7);
  border-radius: 16px;
  padding: 8px 6px;
  text-align: center;
  border: 2px solid transparent;
  transition: all .15s;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
}
.role-card:active { cursor: grabbing; transform: scale(.95); }
.role-card .emoji { font-size: 32px; line-height: 1.2; }
.role-card .name { font-size: 12px; color: var(--color-text); font-weight: 600; }
.role-card .stat { font-size: 10px; color: var(--color-text-muted); }
.role-card.selected { border-color: var(--color-gold); background: rgba(244,162,97,.2); }
.role-card.dragging { opacity: .5; transform: scale(.9); }

/* 船位 */
.slot {
  background: rgba(241,250,238,.05);
  border-radius: 14px;
  padding: 6px;
  min-height: 70px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 2px dashed rgba(244,162,97,.3);
  transition: all .2s;
}
.slot.filled { border-color: var(--color-gold); background: rgba(244,162,97,.12); }
.slot.drag-over { border-color: var(--color-primary); background: rgba(230,57,70,.15); }
.slot .emoji { font-size: 28px; }
.slot .label { font-size: 10px; color: var(--color-text-muted); margin-top: 2px; }

/* 比赛页 */
#raceCanvas {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 16px;
  background: #1a3a5c;
  position: absolute;
  inset: 0;
  z-index: 0;
}
.race-ui {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  padding: 12px 14px;
}
.race-ui > * { pointer-events: auto; }

.race-hud {
  display: flex;
  gap: 6px;
  justify-content: space-between;
  background: var(--color-overlay);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-radius: 30px;
  padding: 6px 14px;
  margin-bottom: 6px;
}
.race-hud .item { text-align: center; }
.race-hud .label { font-size: 9px; color: var(--color-text-muted); }
.race-hud .val { font-size: 18px; font-weight: 800; color: var(--color-text); }

.beat-zone {
  position: absolute;
  bottom: 20%;
  left: 10%;
  right: 10%;
  height: 80px;
  background: rgba(230,57,70,.15);
  border-radius: 40px;
  border: 2px solid rgba(230,57,70,.4);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.beat-dot {
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 20px var(--color-gold);
  transition: left .05s linear;
}
.beat-dot.hit { background: var(--color-primary); box-shadow: 0 0 30px var(--color-primary); }

.swipe-area {
  position: absolute;
  bottom: 6%;
  left: 5%;
  right: 5%;
  height: 70px;
  background: rgba(244,162,97,.12);
  border-radius: 40px;
  border: 2px dashed var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 4px;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.steer-btn {
  position: absolute;
  bottom: 6%;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(230,57,70,.8);
  border: 2px solid var(--color-gold);
  color: var(--color-text);
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-shadow: 0 4px 12px rgba(0,0,0,.5);
  transition: transform .1s;
}
.steer-btn:active { transform: scale(.88); background: var(--color-primary); }
.steer-left { left: 5%; }
.steer-right { right: 5%; }

/* 结算页 */
.podium {
  display: flex;
  gap: 12px;
  justify-content: center;
  align-items: flex-end;
  margin: 10px 0;
}
.podium-item { text-align: center; width: 70px; }
.podium-item .rank { font-size: 36px; font-weight: 800; color: var(--color-gold); }
.podium-item .time { font-size: 14px; color: var(--color-text-muted); }
.podium-item .bar {
  width: 40px;
  margin: 0 auto;
  border-radius: 10px 10px 0 0;
  background: linear-gradient(to top, var(--color-gold), var(--color-primary));
}

/* 动画 */
@keyframes wave { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }
@keyframes ripple {
  0% { transform: scale(1); opacity: .6; }
  100% { transform: scale(3); opacity: 0; }
}
.float { animation: float 2s ease-in-out infinite; }
.pulse { animation: pulse 1.2s ease-in-out infinite; }

.wave-bg {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 200%;
  height: 40px;
  background: repeating-linear-gradient(90deg, transparent, transparent 30px, rgba(244,162,97,.08) 30px, rgba(244,162,97,.08) 60px);
  animation: wave 3s linear infinite;
  pointer-events: none;
}

/* 滚动条 */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-gold); border-radius: 10px; }

/* 响应式 */
@media (max-width: 400px) {
  h1 { font-size: 28px; }
  .btn { font-size: 17px; padding: 12px 22px; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
}