/* ======================================================================
   Global Lens AI — colors_and_type.css
   "The Glass Intelligence" — dark-mode glassmorphism token system
   ====================================================================== */

/* --- Google Fonts (substitution — flag for user) --- */
@import url('https://fonts.googleapis.com/css2?family=Inter+Tight:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* ============ SPACE GRAY — base surface stack (contrast-boosted v2) ============ */
  --space-0: #07090D;   /* app bg (deepest) — darker floor */
  --space-1: #0E1219;   /* panel / rail */
  --space-2: #151A24;   /* card base */
  --space-3: #1F2533;   /* elevated card */
  --space-4: #2D3446;   /* hover / pressed */
  --space-5: #434B61;   /* solid border / divider */

  /* ============ FOREGROUND (contrast-boosted v2) ============ */
  --fg-1: #FFFFFF;      /* primary text — pure white for max clarity */
  --fg-2: #D8DCE6;      /* secondary text */
  --fg-3: #9AA2B4;      /* tertiary / meta */
  --fg-4: #656D80;      /* disabled / placeholder */
  --fg-5: #434B61;      /* divider-as-text */

  /* ============ AURORA — accent palette ============ */
  --aurora-indigo:  #6E7BFF;
  --aurora-cyan:    #5BE1E6;
  --aurora-magenta: #F472C4;
  --aurora-amber:   #F5B860;
  --aurora-mint:    #6EE7B7;

  /* tinted (12% on dark) — for chip backgrounds */
  --aurora-indigo-12:  rgba(110, 123, 255, 0.12);
  --aurora-cyan-12:    rgba( 91, 225, 230, 0.12);
  --aurora-magenta-12: rgba(244, 114, 196, 0.12);
  --aurora-amber-12:   rgba(245, 184,  96, 0.12);
  --aurora-mint-12:    rgba(110, 231, 183, 0.12);

  /* 30% — for active borders */
  --aurora-indigo-30:  rgba(110, 123, 255, 0.30);
  --aurora-cyan-30:    rgba( 91, 225, 230, 0.30);
  --aurora-magenta-30: rgba(244, 114, 196, 0.30);
  --aurora-amber-30:   rgba(245, 184,  96, 0.30);
  --aurora-mint-30:    rgba(110, 231, 183, 0.30);

  /* ============ SEMANTIC SOURCE CHIPS ============ */
  --src-primary: var(--aurora-mint);     /* verified journalism */
  --src-social:  var(--aurora-cyan);     /* platform posts */
  --src-rumor:   var(--aurora-amber);    /* unverified */
  --src-trend:   var(--aurora-magenta);  /* volume spike */

  /* ============ GLASS ============ */
  --glass-1-bg: rgba(255, 255, 255, 0.04);
  --glass-1-border: rgba(255, 255, 255, 0.06);
  --glass-1-blur: 20px;

  --glass-2-bg: rgba(255, 255, 255, 0.07);
  --glass-2-border: rgba(255, 255, 255, 0.08);
  --glass-2-blur: 28px;

  --glass-3-bg: rgba(255, 255, 255, 0.10);
  --glass-3-border: rgba(255, 255, 255, 0.12);
  --glass-3-blur: 40px;

  --glass-hover-border: rgba(255, 255, 255, 0.14);

  /* ============ SHADOWS ============ */
  --shadow-card:
    0 24px 48px -12px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 0 rgba(255, 255, 255, 0.04);

  --shadow-float:
    0 40px 80px -20px rgba(0, 0, 0, 0.65),
    inset 0 1px 0 0 rgba(255, 255, 255, 0.06);

  /* neumorphic nub — only for primary CTA buttons */
  --shadow-nub:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    inset 0 -1px 0 rgba(0, 0, 0, 0.40),
    0 6px 20px -6px rgba(110, 123, 255, 0.55),
    0 2px 0 0 rgba(0, 0, 0, 0.35);

  --shadow-nub-press:
    inset 0 1px 2px rgba(0, 0, 0, 0.4),
    inset 0 -1px 0 rgba(255, 255, 255, 0.06),
    0 2px 10px -4px rgba(110, 123, 255, 0.35);

  --focus-ring: 0 0 0 2px rgba(110, 123, 255, 0.60);

  /* ============ SPACING (4px base) ============ */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 24px;
  --sp-6: 32px;
  --sp-7: 48px;
  --sp-8: 64px;
  --sp-9: 96px;

  /* ============ CORNER RADII ============ */
  --r-1:  4px;   /* chips */
  --r-2:  8px;   /* inputs, small buttons */
  --r-3: 12px;   /* cards */
  --r-4: 20px;   /* panels */
  --r-5: 28px;   /* modals */
  --r-pill: 999px;

  /* ============ TYPE SCALE ============ */
  --fs-micro: 11px;
  --fs-xs:    12px;
  --fs-sm:    13px;
  --fs-body:  14px;
  --fs-md:    16px;
  --fs-lg:    20px;
  --fs-xl:    28px;
  --fs-2xl:   40px;
  --fs-3xl:   56px;

  --lh-tight: 1.15;
  --lh-snug:  1.3;
  --lh-body:  1.5;
  --lh-loose: 1.7;

  /* ============ FONT FAMILIES ============ */
  --ff-ui:   'Inter Tight', 'Hiragino Sans', 'Noto Sans JP', 'PingFang SC', 'Noto Sans SC', -apple-system, system-ui, sans-serif;
  --ff-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', 'Menlo', monospace;

  /* ============ MOTION ============ */
  --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-inout-quint: cubic-bezier(0.87, 0, 0.13, 1);
  --dur-fast: 150ms;
  --dur-mid:  280ms;
  --dur-slow: 600ms;
}

/* ======================================================================
   SEMANTIC TYPE STYLES
   ====================================================================== */

.type-display {
  font-family: var(--ff-ui);
  font-size: var(--fs-3xl);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: var(--lh-tight);
  color: var(--fg-1);
}

.type-h1, h1.type {
  font-family: var(--ff-ui);
  font-size: var(--fs-2xl);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: var(--lh-tight);
  color: var(--fg-1);
}

.type-h2, h2.type {
  font-family: var(--ff-ui);
  font-size: var(--fs-xl);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: var(--lh-snug);
  color: var(--fg-1);
}

.type-h3, h3.type {
  font-family: var(--ff-ui);
  font-size: var(--fs-lg);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: var(--lh-snug);
  color: var(--fg-1);
}

.type-body, p.type {
  font-family: var(--ff-ui);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: var(--lh-body);
  color: var(--fg-2);
}

.type-body-strong {
  font-family: var(--ff-ui);
  font-size: var(--fs-body);
  font-weight: 500;
  line-height: var(--lh-body);
  color: var(--fg-1);
}

.type-caption {
  font-family: var(--ff-ui);
  font-size: var(--fs-sm);
  font-weight: 400;
  line-height: var(--lh-snug);
  color: var(--fg-3);
}

.type-label {
  font-family: var(--ff-ui);
  font-size: var(--fs-micro);
  font-weight: 600;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg-3);
}

.type-mono {
  font-family: var(--ff-mono);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--fg-2);
}

.type-mono-numeric {
  font-family: var(--ff-mono);
  font-size: var(--fs-body);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: var(--fg-1);
}

/* ======================================================================
   UTILITY — GLASS SURFACES
   ====================================================================== */

.glass-1 {
  background: var(--glass-1-bg);
  backdrop-filter: blur(var(--glass-1-blur)) saturate(140%);
  -webkit-backdrop-filter: blur(var(--glass-1-blur)) saturate(140%);
  border: 1px solid var(--glass-1-border);
}

.glass-2 {
  background: var(--glass-2-bg);
  backdrop-filter: blur(var(--glass-2-blur)) saturate(160%);
  -webkit-backdrop-filter: blur(var(--glass-2-blur)) saturate(160%);
  border: 1px solid var(--glass-2-border);
}

.glass-3 {
  background: var(--glass-3-bg);
  backdrop-filter: blur(var(--glass-3-blur)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--glass-3-blur)) saturate(180%);
  border: 1px solid var(--glass-3-border);
  box-shadow: var(--shadow-float);
}

/* ======================================================================
   AMBIENT AURORA — the background light that glass refracts
   Drop <div class="aurora-bg"></div> as a fixed-position sibling behind everything
   ====================================================================== */

.aurora-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background: var(--space-0);
}

.aurora-bg::before,
.aurora-bg::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: aurora-drift 40s linear infinite;
}

.aurora-bg::before {
  width: 60vw;
  height: 60vw;
  left: -10vw;
  top: -10vw;
  background: radial-gradient(circle, rgba(110, 123, 255, 0.5) 0%, transparent 60%);
}

.aurora-bg::after {
  width: 50vw;
  height: 50vw;
  right: -10vw;
  bottom: -15vw;
  background: radial-gradient(circle, rgba(244, 114, 196, 0.35) 0%, transparent 60%);
  animation-delay: -20s;
  animation-duration: 55s;
}

.aurora-bg > .aurora-cyan-blob {
  position: absolute;
  width: 45vw;
  height: 45vw;
  left: 30vw;
  top: 40vh;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.25;
  background: radial-gradient(circle, rgba(91, 225, 230, 0.5) 0%, transparent 60%);
  animation: aurora-drift 65s linear infinite reverse;
}

@keyframes aurora-drift {
  0%   { transform: translate(0,    0)    rotate(0deg); }
  33%  { transform: translate(6vw,  -4vh) rotate(120deg); }
  66%  { transform: translate(-5vw, 3vh)  rotate(240deg); }
  100% { transform: translate(0,    0)    rotate(360deg); }
}

/* 1px dot grid for orientation (optional, sit as sibling of aurora-bg) */
.dot-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* ======================================================================
   RESET / BASE
   ====================================================================== */

html, body {
  margin: 0;
  padding: 0;
  background: var(--space-0);
  color: var(--fg-1);
  font-family: var(--ff-ui);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

*, *::before, *::after { box-sizing: border-box; }

::selection { background: var(--aurora-indigo-30); color: var(--fg-1); }

button { font-family: inherit; }