:root {
  --background: 210 40% 98%;
  --foreground: 222 47% 11%;
  --primary: 356 84% 56%;
  --secondary: 197 85% 42%;
  --muted: 210 24% 93%;
  --destructive: 0 78% 55%;
  --border: 214 24% 84%;
  --card: 0 0% 100%;

  --shadow-sm: 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 18px 48px rgba(15, 23, 42, 0.12);
  --shadow-lg: 0 28px 70px rgba(15, 23, 42, 0.16);

  --transition-fast: 120ms ease;
  --transition-smooth: 220ms cubic-bezier(0.2, 0.8, 0.2, 1);

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
}

.dark {
  --background: 222 47% 8%;
  --foreground: 210 40% 96%;
  --primary: 356 88% 62%;
  --secondary: 192 88% 58%;
  --muted: 217 23% 16%;
  --destructive: 0 84% 63%;
  --border: 217 18% 24%;
  --card: 222 39% 11%;

  --shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.28);
  --shadow-md: 0 18px 48px rgba(0, 0, 0, 0.34);
  --shadow-lg: 0 28px 70px rgba(0, 0, 0, 0.42);
}

html, body, #root {
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at top left, hsla(var(--secondary), 0.12), transparent 32%),
    radial-gradient(circle at top right, hsla(var(--primary), 0.13), transparent 28%),
    linear-gradient(180deg, hsla(var(--background), 1), hsla(var(--background), 1));
}

* {
  box-sizing: border-box;
}

::selection {
  background: hsla(var(--primary), 0.22);
}

button, a, input, select, textarea {
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px hsla(var(--secondary), 0.18);
}

.glass {
  background: linear-gradient(180deg, hsla(var(--card), 0.88), hsla(var(--card), 0.76));
  backdrop-filter: blur(18px);
}

.dark .glass {
  background: linear-gradient(180deg, hsla(var(--card), 0.86), hsla(var(--card), 0.72));
}

.grid-pattern {
  background-image:
    linear-gradient(hsla(var(--border), 0.28) 1px, transparent 1px),
    linear-gradient(90deg, hsla(var(--border), 0.28) 1px, transparent 1px);
  background-size: 22px 22px;
}

.pulse-ring {
  position: relative;
}

.pulse-ring::after {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 999px;
  border: 2px solid hsla(var(--destructive), 0.35);
  animation: pulseRing 2s infinite;
}

@keyframes pulseRing {
  0% { transform: scale(0.94); opacity: 0.9; }
  70% { transform: scale(1.18); opacity: 0; }
  100% { transform: scale(1.18); opacity: 0; }
}

.skeleton {
  position: relative;
  overflow: hidden;
  background: hsla(var(--muted), 0.95);
}

.skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, hsla(var(--card), 0.6), transparent);
  animation: shimmer 1.6s infinite;
}

@keyframes shimmer {
  100% { transform: translateX(100%); }
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
}

.scrollbar-thin::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.scrollbar-thin::-webkit-scrollbar-thumb {
  background: hsla(var(--border), 0.9);
  border-radius: 999px;
}