@import "tailwindcss";
@import "tw-animate-css";

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

:root {
  /* Scroll-driven dynamic colors (set by JS) */
  --scroll-bg: oklch(0.22 0.03 140);
  --scroll-fg: oklch(0.93 0.02 130);
  --scroll-accent: oklch(0.58 0.12 145);
  --scroll-depth: 0;

  /* Static palette tokens */
  --soil-black: oklch(0.08 0.02 30);
  --earth-brown: oklch(0.12 0.04 40);
  --compost-amber: oklch(0.55 0.15 45);
  --forest-deep: oklch(0.16 0.05 150);
  --mycelium-green: oklch(0.55 0.18 155);
  --mycelium-glow: oklch(0.72 0.20 135);
  --undernet-dark: oklch(0.26 0.03 230);
  --undernet-teal: oklch(0.55 0.10 225);
  --emergence-gold: oklch(0.60 0.16 90);
  --canopy-light: oklch(0.94 0.02 110);
  --mycopunk-orange: oklch(0.60 0.16 55);
  --mycopunk-warm: oklch(0.50 0.13 40);

  /* shadcn-compatible tokens */
  --background: var(--scroll-bg);
  --foreground: var(--scroll-fg);
  --primary: var(--scroll-accent);
  --primary-foreground: oklch(0.98 0.01 80);
  --muted: oklch(0.20 0.02 30);
  --muted-foreground: oklch(0.60 0.02 80);
  --border: oklch(0.25 0.03 30);
  --input: oklch(0.25 0.03 30);
  --ring: var(--scroll-accent);
  --radius: 0.5rem;
}

@theme inline {
  --font-sans: var(--font-geist-sans), system-ui, sans-serif;
  --font-serif: var(--font-crimson-pro), Georgia, serif;
  --font-mono: var(--font-geist-mono), monospace;
  --color-background: var(--background);
  --color-foreground: var(--foreground);
  --color-primary: var(--primary);
  --color-primary-foreground: var(--primary-foreground);
  --color-muted: var(--muted);
  --color-muted-foreground: var(--muted-foreground);
  --color-border: var(--border);
  --color-input: var(--input);
  --color-ring: var(--ring);
  --color-soil-black: var(--soil-black);
  --color-earth-brown: var(--earth-brown);
  --color-compost-amber: var(--compost-amber);
  --color-forest-deep: var(--forest-deep);
  --color-mycelium-green: var(--mycelium-green);
  --color-mycelium-glow: var(--mycelium-glow);
  --color-undernet-dark: var(--undernet-dark);
  --color-undernet-teal: var(--undernet-teal);
  --color-emergence-gold: var(--emergence-gold);
  --color-canopy-light: var(--canopy-light);
  --color-mycopunk-orange: var(--mycopunk-orange);
  --color-mycopunk-warm: var(--mycopunk-warm);
  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: calc(var(--radius) - 2px);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) + 4px);
}

@layer base {
  * {
    @apply border-border outline-ring/50;
  }

  body {
    background-color: var(--scroll-bg, oklch(0.08 0.02 30));
    color: var(--scroll-fg, oklch(0.85 0.03 80));
    transition: background-color 0.05s linear, color 0.05s linear;
    overflow-x: hidden;
  }

  html {
    scroll-behavior: smooth;
  }
}

/* Section scroll-reveal */
.section-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.section-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Noise texture overlay */
.noise-overlay {
  position: relative;
}

.noise-overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  mix-blend-mode: overlay;
  z-index: 1;
}

/* Hero title emergence animation */
@keyframes emerge-letter {
  from {
    opacity: 0;
    transform: translateY(24px);
    filter: blur(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.emerge-letter {
  animation: emerge-letter 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  opacity: 0;
}

/* Scroll indicator pulse */
@keyframes scroll-hint {
  0%,
  100% {
    opacity: 0.3;
    transform: translateY(0);
  }
  50% {
    opacity: 0.7;
    transform: translateY(10px);
  }
}

.scroll-hint {
  animation: scroll-hint 2.5s ease-in-out infinite;
}

/* Mycelial divider between sections */
.mycelial-divider {
  width: 2px;
  height: 80px;
  margin: 0 auto;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--scroll-accent),
    transparent
  );
  opacity: 0.35;
}

/* Anastomosis SVG line drawing */
.draw-line {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
}

.draw-line.animate {
  animation: draw-path 2.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes draw-path {
  to {
    stroke-dashoffset: 0;
  }
}

/* Merge pulse */
@keyframes merge-pulse {
  0%,
  40% {
    opacity: 0;
    r: 0;
  }
  60% {
    opacity: 1;
    r: 10;
  }
  100% {
    opacity: 0.7;
    r: 7;
  }
}

.merge-pulse {
  animation: merge-pulse 3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  animation-delay: 2s;
}

/* Network node hover glow */
.network-node {
  transition: all 0.3s ease;
}

.network-node:hover {
  filter: drop-shadow(0 0 12px var(--scroll-accent));
  transform: scale(1.05);
}

/* Terminal cursor blink */
@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

.cursor-blink {
  animation: blink 1s step-end infinite;
}

/* Card glass effect */
.glass-card {
  background: oklch(0.5 0 0 / 0.12);
  backdrop-filter: blur(8px);
  border: 1px solid oklch(0.5 0 0 / 0.16);
  border-radius: var(--radius-lg);
}

/* Link style for domain easter eggs */
a.domain-link {
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 3px;
  transition: all 0.2s ease;
}

a.domain-link:hover {
  text-decoration-style: solid;
  color: var(--scroll-accent);
}