@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;600;700;900&family=VT323&display=swap');
@tailwind base;
@tailwind components;
@tailwind utilities;

:root {
  --font-body: 'Noto Sans TC';
  --font-matrix: 'VT323';
  --warm-bg: #f6f0e1;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.55), transparent 35%),
    radial-gradient(circle at 80% 15%, rgba(209, 67, 45, 0.12), transparent 35%),
    #f6f0e1;
  color: #2a2018;
}

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body), Arial, sans-serif;
}

.dashboard-shell {
  min-height: 100vh;
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.65), rgba(246, 240, 225, 0.85));
}

.panel-glow {
  border: 1px solid rgba(255, 255, 255, 0.5);
  background: linear-gradient(170deg, rgba(255, 248, 230, 0.86), rgba(246, 240, 225, 0.88));
  box-shadow: 0 20px 45px rgba(95, 53, 44, 0.1);
}

.dot-matrix {
  font-family: var(--font-matrix), monospace;
  letter-spacing: 0.09em;
}

.status-led {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 9999px;
  display: inline-block;
}

.status-led-ok { background: #1a9a57; }
.status-led-warn { background: #dcb53b; }
.status-led-danger { background: #d1432d; }

@keyframes top-edge-glow {
  0% {
    box-shadow: 0 0 0 rgba(235, 90, 40, 0.0), 0 0 0 rgba(235, 90, 40, 0.0);
    border-color: rgba(188, 68, 43, 0.7);
  }
  50% {
    box-shadow: 0 0 18px rgba(235, 90, 40, 0.35), 0 0 36px rgba(235, 90, 40, 0.2);
    border-color: rgba(235, 90, 40, 1);
  }
  100% {
    box-shadow: 0 0 0 rgba(235, 90, 40, 0), 0 0 0 rgba(235, 90, 40, 0);
    border-color: rgba(188, 68, 43, 0.9);
  }
}

.prop-top-edge {
  animation: top-edge-glow 1.8s ease-in-out infinite;
}

@keyframes dot-matrix-pulse {
  0%, 100% {
    opacity: 0.35;
    transform: translateY(0);
  }
  50% {
    opacity: 1;
    transform: translateY(-2px);
  }
}

.dot-matrix-loading {
  animation: dot-matrix-pulse 1s steps(1) infinite;
}