:root {
  --bg1: #e8f2e3;
  --bg2: #d6e6f5;
  --panel: #f5fbff;
  --ink: #1f2830;
  --muted: #53606d;
  --good: #25724c;
  --warn: #b44d2f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 15% 12%, #fff9e7, transparent 35%),
    radial-gradient(circle at 88% 90%, #dff1f6, transparent 35%),
    linear-gradient(150deg, var(--bg1), var(--bg2));
  min-height: 100vh;
}

.app {
  width: min(1040px, 100%);
  margin: 0 auto;
  padding: 18px 16px 30px;
}

h1 {
  margin: 0;
  font-size: clamp(1.8rem, 3.2vw, 2.8rem);
}

header p {
  margin: 8px 0 0;
  color: var(--muted);
}

.hud {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.hud > div {
  background: var(--panel);
  border-radius: 10px;
  padding: 8px 12px;
  border: 2px solid #d3e3ef;
}

canvas {
  margin-top: 16px;
  width: 100%;
  height: auto;
  border-radius: 16px;
  border: 2px solid #a8bfd4;
  background: #95d0e3;
  cursor: crosshair;
}

.bars {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

label {
  font-size: 14px;
  color: var(--muted);
}

.bar {
  background: #dceaf4;
  border-radius: 999px;
  overflow: hidden;
  height: 14px;
}

.bar span {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #4a8fdc, #7ad4ef);
  transition: width .08s linear;
}

.bar.danger span {
  background: linear-gradient(90deg, #ef9a5f, #df4a41);
}

.controls {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

button, .home {
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  color: #f4f7ff;
  background: #25425d;
}

button:hover, .home:hover { filter: brightness(1.08); }

#reelBtn.reeling {
  background: var(--good);
}

.book {
  margin-top: 18px;
  background: rgba(255, 255, 255, .58);
  border: 2px solid #d7e3ea;
  border-radius: 12px;
  padding: 12px;
}

.book h2 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

#log {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  color: #2c4259;
}