/* Y2K Brutalist & Neurodivergent Design System */

:root {
  /* Default: Balanced Mode */
  --sensory-saturation: 1.0;
  --sensory-motion: 0.5;
  --sensory-blur: 12px;
  --sensory-contrast: 1.0;
  
  --primary: #00ff66; /* Acid green */
  --primary-glow: rgba(0, 255, 102, 0.15);
  --secondary: #00e5ff; /* Cyber blue */
  --secondary-glow: rgba(0, 229, 255, 0.15);
  --accent: #ff0077; /* Neon pink */
  
  --bg-color: #050505;
  --card-bg: rgba(12, 12, 12, 0.7);
  --border-color: rgba(255, 255, 255, 0.08);
  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  
  --font-sans: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", monospace;
}

/* Sensory State Overrides (AttentionGuard) */
:root[data-sensory="high-stim"] {
  --sensory-saturation: 1.35;
  --sensory-motion: 1.0;
  --sensory-blur: 3px; /* Allow movement through slightly clearer glass */
  --primary: #00ff88;
  --secondary: #00ffff;
  --card-bg: rgba(8, 8, 8, 0.45);
}

:root[data-sensory="calm"] {
  --sensory-saturation: 0.25;
  --sensory-motion: 0.0; /* Completely freeze any visual distraction */
  --sensory-blur: 24px;  /* Heavy blur to isolate background noise */
  --primary: #52a370;    /* Muted sage */
  --secondary: #4a8a96;  /* Muted steel blue */
  --accent: #9e4368;     /* Muted rose */
  --bg-color: #0a0a0c;
  --card-bg: #0f0f12;    /* Solid cards */
  --border-color: rgba(255, 255, 255, 0.12);
  --text-secondary: #8c8c9e;
}

/* Base reset to avoid slop */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  height: 100%;
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-primary);
  overflow-x: hidden;
  transition: background-color 0.5s ease;
}

/* DUAL-LAYER ARCHITECTURE */

/* Layer 1: Chaos Layer (z-index: 0, non-interactive decoration) */
.chaos-layer {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
  opacity: var(--sensory-saturation);
  filter: saturate(var(--sensory-saturation));
}

/* Acid glow orbs in chaos layer */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.12;
  transition: transform 5s ease, opacity 0.5s ease;
}

.orb-green {
  top: 10%;
  left: 15%;
  width: 35vw;
  height: 35vw;
  background: var(--primary);
  animation: floatGreen 25s infinite alternate linear;
}

.orb-blue {
  bottom: 15%;
  right: 10%;
  width: 40vw;
  height: 40vw;
  background: var(--secondary);
  animation: floatBlue 30s infinite alternate linear;
}

@keyframes floatGreen {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(8vw, 6vh) scale(1.15); }
}

@keyframes floatBlue {
  0% { transform: translate(0, 0) scale(1.1); }
  100% { transform: translate(-6vw, -8vh) scale(0.9); }
}

/* Scanlines and screen noise */
.scanlines {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.2) 50%
  ), linear-gradient(
    90deg, 
    rgba(255, 0, 0, 0.04), 
    rgba(0, 255, 0, 0.01), 
    rgba(0, 0, 255, 0.04)
  );
  background-size: 100% 4px, 6px 100%;
  pointer-events: none;
  opacity: calc(0.3 * var(--sensory-saturation));
}

/* Film-grain texture (Leonxlnx style) */
.noise-overlay {
  position: absolute;
  inset: 0;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* Rotating matrix/barcode stream on high-stim */
.barcode-ticker {
  position: absolute;
  right: 4rem;
  top: 10%;
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--primary);
  opacity: calc(0.15 * var(--sensory-motion));
  letter-spacing: 0.4em;
  line-height: 1;
  text-transform: uppercase;
  animation: tickBar 40s linear infinite;
}

@keyframes tickBar {
  from { transform: translateY(-50%); }
  to { transform: translateY(100%); }
}


/* Layer 2: Functional Layer (z-index: 100+, floats with blur) */
.functional-layer {
  position: relative;
  z-index: 10;
  width: 100%;
  min-height: 100dvh;
  display: flex;
  flex-col: column;
  padding: 2.5rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

/* Micro-animations and spring transitions */
.transition-spring {
  transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

/* HEADER STYLE */
.lab-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.back-link {
  font-family: var(--font-mono);
  text-decoration: none;
  font-size: 12px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.back-link:hover {
  color: var(--primary);
}

.brand-capsule {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 0.35rem 1rem;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* COMPONENT: SENSORY CONTROLS BAR (Floating Glass) */
.sensory-dock {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(var(--sensory-blur));
  -webkit-backdrop-filter: blur(var(--sensory-blur));
  padding: 0.5rem;
  border-radius: 9999px;
  display: flex;
  gap: 0.25rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4), inset 0 1px 1px rgba(255, 255, 255, 0.05);
  margin-bottom: 4rem;
  width: fit-content;
  align-self: center;
}

.dock-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  padding: 0.65rem 1.5rem;
  border-radius: 9999px;
  cursor: pointer;
}

.dock-btn:hover {
  color: var(--text-primary);
}

.dock-btn.active {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--primary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* DOUBLE-RING KEYBOARD FOCUS ACCESSIBILITY */
.dock-btn:focus-visible, .btn:focus-visible, a:focus-visible, input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px #000000;
}

/* MAIN LAYOUT: Bento Grid Asymmetrical */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
  margin-bottom: 4rem;
}

/* Double Bezel Card Construction (Vanguard + Soft Skill) */
.bento-card {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 2rem;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
}

.bento-card-inner {
  background-color: var(--card-bg);
  backdrop-filter: blur(var(--sensory-blur));
  -webkit-backdrop-filter: blur(var(--sensory-blur));
  border-radius: calc(2rem - 0.5rem);
  padding: 2rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.06);
}

.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }

/* Bento Typography */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
  font-weight: 600;
}

h1 {
  font-size: 2.75rem;
  font-weight: 700;
  tracking: -0.02em;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* INTERACTIVE LAB ELEMENTS */
.visual-anchor {
  width: 100%;
  height: 200px;
  background: radial-gradient(circle at center, var(--primary-glow) 0%, transparent 70%);
  border: 1px dashed var(--border-color);
  border-radius: 1rem;
  margin: 1.5rem 0;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.focus-dot {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 20px var(--primary);
  position: absolute;
}

/* Variable Font simulation and micro-animations on interactive items */
.btn-pill {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  padding: 0.75rem 1.75rem;
  border-radius: 9999px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: fit-content;
  text-decoration: none;
}

/* Smooth variable font hover simulation */
.btn-pill:hover {
  border-color: var(--primary);
  font-weight: 700; /* Simulated variable weight shift */
  box-shadow: 0 0 15px var(--primary-glow);
}

.arrow-circle {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-pill:hover .arrow-circle {
  background: var(--primary);
  color: #000000;
}

/* Simulated diagnostic telemetry display (mono geek feel) */
.diagnostic-console {
  font-family: var(--font-mono);
  font-size: 11px;
  background-color: #010101;
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
  width: 100%;
  height: 120px;
  overflow-y: auto;
}

.diag-green { color: var(--primary); }
.diag-blue { color: var(--secondary); }

/* MOBILE RESPONSIVENESS (Universal Overrides) */
@media (max-width: 768px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
  
  .col-12, .col-8, .col-6, .col-4 {
    grid-column: span 12 / span 12;
  }
  
  .functional-layer {
    padding: 1.5rem 1rem;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  .bento-card-inner {
    padding: 1.5rem;
  }
  
  .orb {
    opacity: 0.06;
  }
  
  .barcode-ticker {
    display: none;
  }
}