@import "tailwindcss";
@import "tw-animate-css";
@import "shadcn/tailwind.css";

@custom-variant dark (&:is(.dark *));

@theme inline {
    --font-heading: var(--font-display);
    --font-sans: var(--font-sans);
    --font-mono: var(--font-mono);
    --color-sidebar-ring: var(--sidebar-ring);
    --color-sidebar-border: var(--sidebar-border);
    --color-sidebar-accent-foreground: var(--sidebar-accent-foreground);
    --color-sidebar-accent: var(--sidebar-accent);
    --color-sidebar-primary-foreground: var(--sidebar-primary-foreground);
    --color-sidebar-primary: var(--sidebar-primary);
    --color-sidebar-foreground: var(--sidebar-foreground);
    --color-sidebar: var(--sidebar);
    --color-chart-5: var(--chart-5);
    --color-chart-4: var(--chart-4);
    --color-chart-3: var(--chart-3);
    --color-chart-2: var(--chart-2);
    --color-chart-1: var(--chart-1);
    --color-ring: var(--ring);
    --color-input: var(--input);
    --color-border: var(--border);
    --color-destructive: var(--destructive);
    --color-accent-foreground: var(--accent-foreground);
    --color-accent: var(--accent);
    --color-muted-foreground: var(--muted-foreground);
    --color-muted: var(--muted);
    --color-secondary-foreground: var(--secondary-foreground);
    --color-secondary: var(--secondary);
    --color-primary-foreground: var(--primary-foreground);
    --color-primary: var(--primary);
    --color-popover-foreground: var(--popover-foreground);
    --color-popover: var(--popover);
    --color-card-foreground: var(--card-foreground);
    --color-card: var(--card);
    --color-foreground: var(--foreground);
    --color-background: var(--background);
    --radius-sm: calc(var(--radius) * 0.6);
    --radius-md: calc(var(--radius) * 0.8);
    --radius-lg: var(--radius);
    --radius-xl: calc(var(--radius) * 1.4);
    --radius-2xl: calc(var(--radius) * 1.8);
    --radius-3xl: calc(var(--radius) * 2.2);
    --radius-4xl: calc(var(--radius) * 2.6);
}

/*
 * Modern pink -> purple -> blue palette (the app's signature sweep, also
 * used in app/icon.svg / BrandMark). Dark cool near-black base with a vivid
 * pink primary; violet/blue fill out charts and the wordmark/icon gradient.
 */
:root {
    --background: #f5f3fb;
    --foreground: #1f1b2e;
    --card: #ffffff;
    --card-foreground: #1f1b2e;
    --popover: #ffffff;
    --popover-foreground: #1f1b2e;
    --primary: #db2777;
    --primary-foreground: #ffffff;
    --secondary: #ede9fe;
    --secondary-foreground: #3a2d54;
    --muted: #efeafd;
    --muted-foreground: #6b6280;
    --accent: #ede4fb;
    --accent-foreground: #4c1d95;
    --destructive: #dc2626;
    --border: #e4defa;
    --input: #e4defa;
    --ring: #db2777;
    --chart-1: #db2777;
    --chart-2: #9333ea;
    --chart-3: #7c3aed;
    --chart-4: #2563eb;
    --chart-5: #0284c7;
    --radius: 0.75rem;
    --sidebar: #ede9fe;
    --sidebar-foreground: #1f1b2e;
    --sidebar-primary: #db2777;
    --sidebar-primary-foreground: #ffffff;
    --sidebar-accent: #ede4fb;
    --sidebar-accent-foreground: #4c1d95;
    --sidebar-border: #e4defa;
    --sidebar-ring: #db2777;
}

.dark {
    --background: #15131f;
    --foreground: #f2f0f7;
    --card: #1f1b2c;
    --card-foreground: #f2f0f7;
    --popover: #1c1829;
    --popover-foreground: #f2f0f7;
    --primary: #ec4899;
    --primary-foreground: #ffffff;
    --secondary: #2a2440;
    --secondary-foreground: #e5e1f0;
    --muted: #272138;
    --muted-foreground: #a79fc0;
    --accent: #3a2d54;
    --accent-foreground: #efeaff;
    --destructive: #ef4444;
    --border: color-mix(in srgb, #a78bfa 25%, transparent);
    --input: color-mix(in srgb, #a78bfa 18%, transparent);
    --ring: #ec4899;
    --chart-1: #f472b6;
    --chart-2: #c084fc;
    --chart-3: #a78bfa;
    --chart-4: #60a5fa;
    --chart-5: #38bdf8;
    --sidebar: #1c1829;
    --sidebar-foreground: #f2f0f7;
    --sidebar-primary: #ec4899;
    --sidebar-primary-foreground: #ffffff;
    --sidebar-accent: #3a2d54;
    --sidebar-accent-foreground: #efeaff;
    --sidebar-border: color-mix(in srgb, #a78bfa 25%, transparent);
    --sidebar-ring: #ec4899;
}

@layer base {
  * {
    @apply border-border outline-ring/50;
    }
  body {
    @apply text-foreground;
    }
  html {
    @apply font-sans;
    }
}

/* Animated signature-sweep background - sits behind everything; cards use
   .bp-glass (translucent + blurred) so it shines through instead of being
   fully hidden behind an opaque card surface. */
body {
  background-color: var(--background);
  background-image:
    radial-gradient(ellipse 80% 60% at 15% 10%, color-mix(in srgb, #ff6fb0 32%, transparent), transparent 60%),
    radial-gradient(ellipse 70% 60% at 85% 25%, color-mix(in srgb, #4f7fe0 28%, transparent), transparent 60%),
    radial-gradient(ellipse 75% 65% at 50% 100%, color-mix(in srgb, #b34bde 30%, transparent), transparent 60%);
  background-repeat: no-repeat;
  background-size: 140% 140%;
  background-attachment: fixed;
  animation: bp-bg-drift 24s ease-in-out infinite;
}

@keyframes bp-bg-drift {
  0% {
    background-position: 0% 0%, 100% 0%, 50% 100%;
  }
  50% {
    background-position: 20% 20%, 80% 30%, 60% 80%;
  }
  100% {
    background-position: 0% 0%, 100% 0%, 50% 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  body {
    animation: none;
  }
}

/* Signature pink -> purple -> blue sweep (matches app/icon.svg), used for
   the wordmark and one hero moment - not smeared across every surface. */
.bp-gradient-text {
  background: linear-gradient(100deg, #ff6fb0, #b34bde 50%, #4f7fe0);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.bp-gradient-ring {
  background: linear-gradient(135deg, #ff6fb0, #b34bde 50%, #4f7fe0);
}

/* Console-module surface: translucent + blurred so the animated background
   sweep shines through, with a hairline border and soft inset top highlight. */
.bp-glass {
  background: color-mix(in srgb, var(--card) 55%, transparent);
  backdrop-filter: blur(20px) saturate(150%);
  border: 1px solid var(--border);
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--foreground) 8%, transparent);
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
}
.bp-glass:hover {
  background: color-mix(in srgb, var(--card) 62%, transparent);
  border-color: color-mix(in srgb, var(--primary) 45%, var(--border));
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, var(--foreground) 10%, transparent),
    0 10px 30px -14px rgba(0, 0, 0, 0.45);
}

/* Illuminated indicator dot - reused on connection status and per-actuator
   transmit indicators. */
.bp-led {
  display: inline-block;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: var(--muted-foreground);
}
.bp-led[data-on="true"] {
  background: var(--primary);
}
/* Header connection indicator: state-driven color, distinct from the
   transmit-dot's boolean data-on above. */
.bp-led[data-state="scanning"] {
  background: var(--muted-foreground);
}
.bp-led[data-state="connected"] {
  background: var(--primary);
}
.bp-led[data-state="recording"] {
  background: var(--destructive);
}

/* Thin panel seam - a hardware "trim line," not a plain UI divider. */
.bp-hairline {
  height: 1px;
  background: color-mix(in srgb, #a78bfa 35%, transparent);
}

/* Instrument-readout numerals: tabular mono for actuator %, timers, stats. */
.bp-readout {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

/* BrandMark's animated variant (dashboard hero): the heart glyph beats, the
   EKG-style curve glows in the primary accent instead of plain white. */
@keyframes bp-mark-heartbeat {
  0%,
  100% {
    opacity: 0.22;
    transform: scale(1);
  }
  50% {
    opacity: 0.75;
    transform: scale(1.1);
  }
}
.bp-mark-heart {
  transform-box: fill-box;
  transform-origin: center;
  animation: bp-mark-heartbeat 1.8s ease-in-out infinite;
}
@keyframes bp-mark-curve-glow {
  0%,
  100% {
    filter: drop-shadow(0 0 1px color-mix(in srgb, var(--primary) 50%, transparent));
  }
  50% {
    filter:
      drop-shadow(0 0 5px color-mix(in srgb, var(--primary) 100%, transparent))
      drop-shadow(0 0 10px color-mix(in srgb, var(--primary) 70%, transparent));
  }
}
.bp-mark-curve {
  stroke: #fff;
  animation: bp-mark-curve-glow 1.8s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .bp-mark-heart,
  .bp-mark-curve {
    animation: none;
  }
}

@keyframes bp-pulse-glow {
  0%,
  100% {
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--bp-pulse-color, var(--primary)) 55%, transparent);
  }
  50% {
    box-shadow: 0 0 0 6px color-mix(in srgb, var(--bp-pulse-color, var(--primary)) 0%, transparent);
  }
}
.bp-pulse {
  animation: bp-pulse-glow 2s ease-in-out infinite;
}
.bp-led[data-state="scanning"] {
  --bp-pulse-color: var(--muted-foreground);
}
.bp-led[data-state="recording"] {
  --bp-pulse-color: var(--destructive);
}

@media (prefers-reduced-motion: reduce) {
  .bp-pulse {
    animation: none;
  }
}