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

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

@theme inline {
  --color-brand-blue: var(--brand-blue);
  --color-brand-blue-bright: var(--brand-blue-bright);
  --color-brand-orange: var(--brand-orange);
  --color-brand-navy: var(--brand-navy);
  --color-background: var(--background);
  --color-foreground: var(--foreground);
  --font-sans: var(--font-jakarta);
  --font-mono: var(--font-geist-mono);
  --font-heading: var(--font-bricolage);
  --font-display: var(--font-bricolage);
  --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);
  --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);
}

:root {
  /* EduAdvise brand (from eduadvise.in): deep purple #660066 + magenta #cc3366,
     slate neutrals on near-white. Token names kept (brand-blue/orange/navy) so
     existing utility classes reskin without edits: brand-blue=purple primary,
     brand-orange=magenta accent, brand-navy=deep-plum sidebar. */
  --brand-blue: oklch(0.4 0.16 328);
  --brand-blue-bright: oklch(0.52 0.2 340);
  --brand-orange: oklch(0.56 0.19 2);
  --brand-navy: oklch(0.23 0.09 330);
  --background: oklch(0.985 0.004 320);
  --foreground: oklch(0.24 0.02 320);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.24 0.02 320);
  --popover: oklch(1 0 0);
  --popover-foreground: oklch(0.24 0.02 320);
  --primary: oklch(0.4 0.16 328);
  --primary-foreground: oklch(0.99 0 0);
  --secondary: oklch(0.96 0.012 320);
  --secondary-foreground: oklch(0.32 0.04 328);
  --muted: oklch(0.96 0.012 320);
  --muted-foreground: oklch(0.52 0.03 322);
  --accent: oklch(0.56 0.19 2);
  --accent-foreground: oklch(0.99 0 0);
  --destructive: oklch(0.577 0.245 27.325);
  --border: oklch(0.9 0.012 320);
  --input: oklch(0.9 0.012 320);
  --ring: oklch(0.52 0.2 340);
  --chart-1: oklch(0.45 0.18 328);
  --chart-2: oklch(0.56 0.19 2);
  --chart-3: oklch(0.6 0.13 290);
  --chart-4: oklch(0.66 0.14 200);
  --chart-5: oklch(0.7 0.13 140);
  --radius: 0.625rem;
  --sidebar: oklch(0.23 0.09 330);
  --sidebar-foreground: oklch(0.92 0.02 320);
  --sidebar-primary: oklch(0.56 0.19 2);
  --sidebar-primary-foreground: oklch(0.99 0 0);
  --sidebar-accent: oklch(0.3 0.08 330);
  --sidebar-accent-foreground: oklch(0.99 0 0);
  --sidebar-border: oklch(0.32 0.07 330);
  --sidebar-ring: oklch(0.52 0.2 340);
}

.dark {
  --background: oklch(0.145 0 0);
  --foreground: oklch(0.985 0 0);
  --card: oklch(0.205 0 0);
  --card-foreground: oklch(0.985 0 0);
  --popover: oklch(0.205 0 0);
  --popover-foreground: oklch(0.985 0 0);
  --primary: oklch(0.922 0 0);
  --primary-foreground: oklch(0.205 0 0);
  --secondary: oklch(0.269 0 0);
  --secondary-foreground: oklch(0.985 0 0);
  --muted: oklch(0.269 0 0);
  --muted-foreground: oklch(0.708 0 0);
  --accent: oklch(0.269 0 0);
  --accent-foreground: oklch(0.985 0 0);
  --destructive: oklch(0.704 0.191 22.216);
  --border: oklch(1 0 0 / 10%);
  --input: oklch(1 0 0 / 15%);
  --ring: oklch(0.556 0 0);
  --chart-1: oklch(0.87 0 0);
  --chart-2: oklch(0.556 0 0);
  --chart-3: oklch(0.439 0 0);
  --chart-4: oklch(0.371 0 0);
  --chart-5: oklch(0.269 0 0);
  --sidebar: oklch(0.205 0 0);
  --sidebar-foreground: oklch(0.985 0 0);
  --sidebar-primary: oklch(0.488 0.243 264.376);
  --sidebar-primary-foreground: oklch(0.985 0 0);
  --sidebar-accent: oklch(0.269 0 0);
  --sidebar-accent-foreground: oklch(0.985 0 0);
  --sidebar-border: oklch(1 0 0 / 10%);
  --sidebar-ring: oklch(0.556 0 0);
}

@layer base {
  * {
    @apply border-border outline-ring/50;
  }
  body {
    @apply bg-background text-foreground;
    font-family: var(--font-jakarta), ui-sans-serif, system-ui, sans-serif;
  }
  html {
    @apply font-sans;
  }
}

/* ===========================================================================
   "Atlas Editorial" — shared brand-surface design layer (login / dashboard /
   landing). Aubergine canvas, living magenta→purple mesh, fine grain, serif
   display, staggered reveals. Used via the classes below; does not affect the
   utilitarian data screens unless opted in.
   =========================================================================== */

:root {
  --plum-900: oklch(0.17 0.07 330);
  --plum-800: oklch(0.21 0.09 330);
  --gold: oklch(0.78 0.11 80);
}

.font-display {
  font-family: var(--font-bricolage), ui-sans-serif, system-ui, sans-serif;
  font-optical-sizing: auto;
  letter-spacing: -0.02em;
}

/* Aubergine atmosphere with a slow-drifting magenta/purple gradient mesh */
.atlas-canvas {
  background-color: var(--plum-900);
  background-image:
    radial-gradient(60% 55% at 18% 18%, oklch(0.5 0.22 350 / 0.45), transparent 70%),
    radial-gradient(55% 50% at 88% 30%, oklch(0.45 0.2 320 / 0.5), transparent 72%),
    radial-gradient(70% 60% at 70% 92%, oklch(0.4 0.16 0 / 0.4), transparent 75%);
  background-size: 200% 200%;
  animation: atlas-drift 22s ease-in-out infinite alternate;
}
@keyframes atlas-drift {
  0% { background-position: 0% 0%, 100% 0%, 50% 100%; }
  100% { background-position: 30% 20%, 70% 30%, 40% 70%; }
}
@media (prefers-reduced-motion: reduce) {
  .atlas-canvas { animation: none; }
}

/* Fine film grain overlay (SVG noise) — adds tactile depth over flat color */
.grain::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Hairline gold rule + tracked editorial label */
.eyebrow {
  font-family: var(--font-hanken), sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.7rem;
  font-weight: 600;
}

/* Staggered load reveal — pair with inline animation-delay */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: reveal-up 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes reveal-up {
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { animation: none; opacity: 1; transform: none; }
}

/* Marquee for the destinations ribbon */
.marquee-track {
  display: inline-flex;
  white-space: nowrap;
  animation: marquee 32s linear infinite;
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
}