@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Noto+Sans+TC:wght@400;500;700;900&family=JetBrains+Mono:wght@400;700&display=swap');
@tailwind base;
@tailwind components;
@tailwind utilities;

:root {
  --font-body: 'Inter', 'Noto Sans TC', sans-serif;
  --font-matrix: 'JetBrains Mono', monospace;
  --bg-color: #0B0E14;
  --text-color: #E2E8F0;
  --accent-color: #b83822;
  --accent-glow: rgba(184, 56, 34, 0.28);
  --surface-cream: #fff8e6;
  --surface-cream-soft: #f6f0e1;
  --surface-border: #e7c89b;
  --text-coffee: #3f2f25;
  --text-muted-coffee: #7a5b46;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background-color: var(--bg-color);
  background-image: 
    radial-gradient(circle at 18% 20%, rgba(184, 56, 34, 0.10), transparent 24%),
    radial-gradient(circle at 82% 28%, rgba(231, 200, 155, 0.10), transparent 26%),
    linear-gradient(180deg, #080a10 0%, #111827 56%, #0b0e14 100%);
  color: var(--text-color);
  font-family: var(--font-body);
}

* {
  box-sizing: border-box;
}

.dashboard-shell {
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* Unified warm research-card surface */
.panel-glow {
  background: rgba(255, 248, 230, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--surface-border);
  box-shadow: 0 18px 50px rgba(98, 58, 34, 0.16);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.panel-glow:hover {
  border-color: rgba(184, 56, 34, 0.38);
  box-shadow: 0 22px 58px rgba(98, 58, 34, 0.20);
  transform: translateY(-2px);
}

.panel-glow .text-slate-50,
.panel-glow .text-slate-100,
.panel-glow .text-slate-200,
.panel-glow .text-cyan-200,
.panel-glow .text-cyan-300,
.panel-glow .text-cyan-400 {
  color: var(--text-coffee);
}

.panel-glow .text-slate-300,
.panel-glow .text-slate-400,
.panel-glow .text-slate-500,
.panel-glow .text-slate-600 {
  color: var(--text-muted-coffee);
}

.panel-glow .bg-slate-950\/50,
.panel-glow .bg-slate-950\/60,
.panel-glow .bg-slate-900\/60,
.panel-glow .bg-slate-800 {
  background-color: rgba(255, 255, 255, 0.66);
}

.panel-glow .border-slate-700,
.panel-glow .border-slate-800 {
  border-color: #eadcb9;
}

.dot-matrix {
  font-family: var(--font-matrix);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Status LEDs */
.status-led {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px currentColor;
}

.status-led-ok { background: #10B981; color: #10B981; }
.status-led-warn { background: #F59E0B; color: #F59E0B; }
.status-led-danger { background: #EF4444; color: #EF4444; }

/* Edge Glow Animation */
@keyframes top-edge-glow {
  0% {
    box-shadow: 0 0 0 rgba(0, 240, 255, 0);
    border-color: rgba(255, 255, 255, 0.08);
  }
  50% {
    box-shadow: 0 0 20px rgba(184, 56, 34, 0.28);
    border-color: #b83822;
  }
  100% {
    box-shadow: 0 0 0 rgba(0, 240, 255, 0);
    border-color: rgba(255, 255, 255, 0.08);
  }
}

.prop-top-edge {
  animation: top-edge-glow 2s ease-in-out infinite;
}

@keyframes dot-matrix-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; text-shadow: 0 0 8px var(--accent-color); }
}

.dot-matrix-loading {
  animation: dot-matrix-pulse 1.5s ease-in-out infinite;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track { background: rgba(246, 240, 225, 0.45); }
::-webkit-scrollbar-thumb {
  background: rgba(184, 56, 34, 0.32);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(184, 56, 34, 0.55);
}