/* -----------------------------------------------------------
   _tokens.css
   Central design tokens and theme blocks for Nexora
   - Include this file first in every page so components pick up tokens
   ----------------------------------------------------------- */

/* Base semantic tokens (light fallback) */
:root {
  --page-bg: #ffffff;
  --surface: #f7f7f8;
  --surface-2: #efefef;

  --primary: #d4550a;
  --primary-deep: #992f05;
  --primary-shadow: rgba(212,85,10,0.5);

  --primary-accent: var(--primary);
  --on-primary: #fff0e8;

  --text: #111111;
  --muted: #666666;

  --radius: 10px;
  --control-gap: 12px;
  --focus-ring: 3px;
  --focus-color: rgba(212,85,10,0.18);

  --contrast-high: rgba(0,0,0,0.85);
  --contrast-low: rgba(0,0,0,0.5);

  /* gradients / accents can be derived from primary */
  --accent-gradient: linear-gradient(90deg, var(--primary-deep), var(--primary));
}

/* DARK THEMES - apply one theme class to the documentElement */
/* Midnight Amber */
.theme-midnight-amber {
  --page-bg: #0a0605;
  --surface: #1a100d;
  --surface-2: #1f1410;

  --primary: #d4550a;
  --primary-deep: #992f05;
  --primary-shadow: rgba(212,85,10,0.5);

  --primary-accent: var(--primary);
  --on-primary: #fff0e8;

  --text: #f8e7e0;
  --muted: #c9a08a;

  --contrast-high: rgba(255,255,255,0.94);
  --contrast-low: rgba(255,255,255,0.66);

  --focus-color: rgba(212,85,10,0.18);
  --accent-gradient: linear-gradient(90deg, rgba(255,77,0,1), rgba(255,106,0,1));
}

/* Midnight Blueberry */
.theme-midnight-blueberry {
  --page-bg: #071026;
  --surface: #0d1b2a;
  --surface-2: #112534;

  --primary: #6ea8fe;
  --primary-deep: #3f78d1;
  --primary-shadow: rgba(110,168,254,0.35);

  --primary-accent: var(--primary);
  --on-primary: #dbe9ff;

  --text: #dbe9ff;
  --muted: #9fb7d6;

  --contrast-high: rgba(255,255,255,0.95);
  --contrast-low: rgba(255,255,255,0.7);

  --focus-color: rgba(110,168,254,0.16);
  --accent-gradient: linear-gradient(90deg, #3f78d1, #6ea8fe);
}

/* Midnight Grape */
.theme-midnight-grape {
  --page-bg: #0a0812;
  --surface: #171024;
  --surface-2: #211428;

  --primary: #b388ff;
  --primary-deep: #7a4ed1;
  --primary-shadow: rgba(179,136,255,0.35);

  --primary-accent: var(--primary);
  --on-primary: #efe7ff;

  --text: #efe7ff;
  --muted: #cdb9e8;

  --contrast-high: rgba(255,255,255,0.95);
  --contrast-low: rgba(255,255,255,0.72);

  --focus-color: rgba(179,136,255,0.16);
  --accent-gradient: linear-gradient(90deg, #7a4ed1, #b388ff);
}

/* LIGHT SCHEME helper: when .light-scheme is on documentElement, components should fall back to light tokens */
.light-scheme {
  --page-bg: #ffffff;
  --surface: #f7f7f8;
  --surface-2: #efefef;

  --primary: #d4550a;
  --primary-deep: #992f05;
  --primary-shadow: rgba(212,85,10,0.12);

  --primary-accent: var(--primary);
  --on-primary: #fff0e8;

  --text: #111111;
  --muted: #666666;

  --contrast-high: rgba(0,0,0,0.85);
  --contrast-low: rgba(0,0,0,0.6);

  --focus-color: rgba(212,85,10,0.08);
  --accent-gradient: linear-gradient(90deg, #ff8a33, #ffc38a);
}

/* Utility aliases used throughout component CSS */
.bg-page { background: var(--page-bg); color: var(--text); }
.surface { background: var(--surface); color: var(--text); }
.surface-2 { background: var(--surface-2); color: var(--text); }

.btn-primary {
  background: var(--primary-accent);
  color: var(--on-primary);
  border: none;
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(0,0,0,0.06);
}

.text-muted { color: var(--muted); }
.text-primary { color: var(--primary-accent); }

.sep { border-color: rgba(0,0,0,0.04); }

:focus {
  outline: none;
  box-shadow: 0 0 0 var(--focus-ring) var(--focus-color);
  border-radius: calc(var(--radius) - 2px);
}

.hi-contrast { color: var(--contrast-high); }
.lo-contrast { color: var(--contrast-low); }

.u-gap { gap: var(--control-gap); }
.round { border-radius: var(--radius); }

/* End of token file */