/* ACEMATCH —— 夜场硬地网球 · 转播比分条风格 */
:root {
  --bg: #071522;
  --bg-2: #0c2337;
  --glass: rgba(8, 21, 38, 0.72);
  --ink: #f2f8fd;
  --muted: #8fb0c9;
  --gold: #ffc53d;
  --coral: #ff5a4e;
  --green: #3dff88;
  --font-score: "Bahnschrift Condensed", "DIN Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}

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

html, body {
  height: 100%;
  background: radial-gradient(120% 90% at 50% 0%, #0d2a41 0%, var(--bg) 55%, #050e18 100%);
  overflow: hidden;
  font-family: var(--font-cn);
  color: var(--ink);
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

/* 竖屏 9:16 舞台, 桌面端自动信箱化 (vh 回退先行, dvh 兼容新浏览器) */
#app {
  position: relative;
  width: min(100vw, calc(100vh * 9 / 16));
  height: min(100vh, calc(100vw * 16 / 9));
  width: min(100vw, calc(100dvh * 9 / 16));
  height: min(100dvh, calc(100vw * 16 / 9));
  margin: 0 auto;
  top: 50%;
  transform: translateY(-50%);
  background: #0a2030;
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.06);
}

#stage { position: absolute; inset: 0; }
/* 兜底: 即使无内联样式, canvas 显示尺寸也必须锁定为舞台尺寸(否则按缓冲尺寸放大溢出) */
#stage canvas { display: block; width: 100%; height: 100%; touch-action: none; }

.hidden { display: none !important; }

/* ===== HUD 比分条 ===== */
#hud {
  position: absolute;
  top: calc(env(safe-area-inset-top, 0px) + 12px);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  pointer-events: none;
  z-index: 10;
}

#scoreboard {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  background: var(--glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.score-side {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 74px;
  justify-content: flex-end;
}
.score-side:last-child { justify-content: flex-start; }

.score-name {
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--muted);
}

.score-num {
  font-family: var(--font-score);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  transition: color 200ms ease-out;
}
.score-num.lead { color: var(--gold); }
.score-num.bump { animation: score-bump 260ms ease-out; }

@keyframes score-bump {
  0% { transform: scale(1); }
  40% { transform: scale(1.35); color: var(--gold); }
  100% { transform: scale(1); }
}

.score-sep span {
  font-family: var(--font-score);
  color: rgba(255, 255, 255, 0.35);
  font-size: 22px;
}

/* 发球指示灯: 金色圆点, 位于发球方一侧 */
.serve-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: transparent;
  transition: background 200ms ease-out, box-shadow 200ms ease-out;
}
.serve-dot.on {
  background: var(--gold);
  box-shadow: 0 0 8px var(--gold);
  animation: dot-blink 1s ease-in-out infinite;
}
@keyframes dot-blink { 50% { opacity: 0.45; } }

#phase-label {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--muted);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}

/* ===== 事件提示 ===== */
#toast {
  position: absolute;
  top: 24%;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 22px;
  border-radius: 999px;
  background: var(--glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 2px;
  z-index: 11;
  animation: toast-in 180ms ease-out;
}
#toast.good { color: var(--green); border-color: rgba(61, 255, 136, 0.5); }
#toast.bad { color: var(--coral); border-color: rgba(255, 90, 78, 0.5); }
#toast.info { color: var(--gold); }
@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, 10px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

/* ===== 操作提示 ===== */
#hint {
  position: absolute;
  bottom: calc(env(safe-area-inset-bottom, 0px) + 34px);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 1px;
  z-index: 10;
  pointer-events: none;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.7);
}
.hint-arrow {
  color: var(--gold);
  animation: hint-float 1.2s ease-in-out infinite;
}
@keyframes hint-float {
  0%, 100% { transform: translateY(2px); }
  50% { transform: translateY(-4px); }
}

/* ===== 覆盖层卡片 ===== */
#overlay-start, #overlay-end {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 26px;
  background: linear-gradient(180deg, rgba(5, 13, 22, 0.72) 0%, rgba(5, 13, 22, 0.35) 40%, rgba(5, 13, 22, 0.78) 100%);
  z-index: 20;
}
#overlay-end { background: rgba(5, 13, 22, 0.68); }

.card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  animation: card-in 420ms cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes card-in {
  from { opacity: 0; transform: translateY(22px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.title-block { text-align: center; }
.title {
  font-family: var(--font-score);
  font-size: 58px;
  font-weight: 700;
  letter-spacing: 6px;
  line-height: 1;
  background: linear-gradient(180deg, #fff 30%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 18px rgba(255, 197, 61, 0.25));
}
.subtitle {
  margin-top: 10px;
  font-size: 15px;
  letter-spacing: 6px;
  color: var(--muted);
}

.btn-primary {
  min-width: 190px;
  padding: 13px 34px;
  border: none;
  border-radius: 999px;
  background: linear-gradient(180deg, #ffd76a, var(--gold) 55%, #e8a912);
  color: #1c1605;
  font-family: var(--font-cn);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 4px;
  cursor: pointer;
  box-shadow: 0 6px 24px rgba(255, 197, 61, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  transition: transform 160ms ease-out, box-shadow 160ms ease-out;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(255, 197, 61, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.6); }
.btn-primary:active { transform: translateY(0) scale(0.97); }
.btn-primary:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }

.rules {
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--muted);
  text-align: center;
  line-height: 1.8;
}

.footnote {
  position: absolute;
  bottom: calc(env(safe-area-inset-bottom, 0px) + 22px);
  font-size: 11px;
  letter-spacing: 1px;
  color: rgba(143, 176, 201, 0.6);
}

#end-title {
  font-size: 40px;
  letter-spacing: 8px;
  color: var(--gold);
}
#end-title.lose { color: var(--muted); }

.end-score {
  font-family: var(--font-score);
  font-size: 56px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

@media (max-width: 380px) {
  .title { font-size: 46px; }
  .score-num { font-size: 26px; }
}

@media (prefers-reduced-motion: reduce) {
  .hint-arrow, .serve-dot.on { animation: none; }
  .card { animation-duration: 1ms; }
}