/* ============================================================
   CSS VARIABLES (CUSTOM PROPERTIES)
   ============================================================ */

/* @link https://utopia.fyi/type/calculator?c=360,18,1.2,1240,20,1.25,5,2,&s=0.75|0.5|0.25,1.5|2|3|4|6,s-l&g=s,l,xl,12 */
:root {
  --step--2: clamp(0.7813rem, 0.7736rem + 0.0341vw, 0.8rem);
  --step--1: clamp(0.9375rem, 0.9119rem + 0.1136vw, 1rem);
  --step-0:  clamp(1.125rem,  1.0739rem + 0.2273vw, 1.25rem);
  --step-1:  clamp(1.35rem,   1.2631rem + 0.3864vw, 1.5625rem);
  --step-2:  clamp(1.62rem,   1.4837rem + 0.6057vw, 1.9531rem);
  --step-3:  clamp(1.944rem,  1.7405rem + 0.9044vw, 2.4414rem);
  --step-4:  clamp(2.3328rem, 2.0387rem + 1.3072vw, 3.0518rem);
  --step-5:  clamp(2.7994rem, 2.384rem  + 1.8461vw, 3.8147rem);
}

/* @link https://utopia.fyi/space/calculator?c=360,18,1.2,1240,20,1.25,5,2,&s=0.75|0.5|0.25,1.5|2|3|4|6,s-l&g=s,l,xl,12 */
:root {
  --space-3xs: clamp(0.3125rem, 0.3125rem + 0vw,      0.3125rem);
  --space-2xs: clamp(0.5625rem, 0.5369rem + 0.1136vw, 0.625rem);
  --space-xs:  clamp(0.875rem,  0.8494rem + 0.1136vw, 0.9375rem);
  --space-s:   clamp(1.125rem,  1.0739rem + 0.2273vw, 1.25rem);
  --space-m:   clamp(1.6875rem, 1.6108rem + 0.3409vw, 1.875rem);
  --space-l:   clamp(2.25rem,   2.1477rem + 0.4545vw, 2.5rem);
  --space-xl:  clamp(3.375rem,  3.2216rem + 0.6818vw, 3.75rem);
  --space-2xl: clamp(4.5rem,    4.2955rem + 0.9091vw, 5rem);
  --space-3xl: clamp(6.75rem,   6.4432rem + 1.3636vw, 7.5rem);

  /* One-up pairs */
  --space-3xs-2xs: clamp(0.3125rem, 0.1847rem + 0.5682vw, 0.625rem);
  --space-2xs-xs:  clamp(0.5625rem, 0.4091rem + 0.6818vw, 0.9375rem);
  --space-xs-s:    clamp(0.875rem,  0.7216rem + 0.6818vw, 1.25rem);
  --space-s-m:     clamp(1.125rem,  0.8182rem + 1.3636vw, 1.875rem);
  --space-m-l:     clamp(1.6875rem, 1.3551rem + 1.4773vw, 2.5rem);
  --space-l-xl:    clamp(2.25rem,   1.6364rem + 2.7273vw, 3.75rem);
  --space-xl-2xl:  clamp(3.375rem,  2.7102rem + 2.9545vw, 5rem);
  --space-2xl-3xl: clamp(4.5rem,    3.2727rem + 5.4545vw, 7.5rem);

  /* Custom pairs */
  --space-s-l: clamp(1.125rem, 0.5625rem + 2.5vw, 2.5rem);
}

:root {
  /* Fonts */
  --font-body:    "BBBDMSans", sans-serif;
  --font-display: "Combined", sans-serif;

  /* Backgrounds */
  --bg-primary:   #ffffff;
  --bg-secondary: #f5f5f5;
  --bg-tertiary:  #e8e8e8;
  --bg-active:    #d0d0d0;

  /* Text */
  --text-primary:   #111111;
  --text-secondary: #666666;
  --text-tertiary:  #999999;

  /* Borders */
  --border-primary:   #dddddd;
  --border-secondary: #cccccc;

  /* Status */
  --success: #5cd69d;
  --error:   #f25a5a;
  --warning: #fbca51;

  /* Accent */
  --accent-primary:    #9557b5;
  --accent-secondary:  #683d7f;
  --accent-foreground: #ffffff;
  --accent-muted:      rgba(149, 87, 181, 0.12);
  --accent-blue:       #41adff;
  --accent-green:      #4caf50;
  --accent-yellow:     #f39c12;
  --accent-red:        #f25a5a;

  /* Gradient (header) */
  --gradient-start: #3c856c;
  --gradient-2:     #60ecb4;
  --gradient-3:     #e390ff;
  --gradient-4:     #9557b5;

  /* Header decorative */
  --header-gradient-fade:  rgba(149, 87, 181, 0);
  --header-shadow-strong:  rgba(119, 70, 145, 1);
  --header-shadow-soft:    rgba(119, 70, 145, 0.8);
  --header-nav-active-border: rgba(255, 255, 255, 0.6);

  /* Search error block */
  --search-error-bg:     #fff0f0;
  --search-error-border: #cc0000;
  --search-error-color:  #cc0000;

  /* System / terminal panel (dark surfaces) */
  --sys-bg-surface:   #242424;
  --sys-bg-deep:      #0d0d0d;
  --sys-bg-panel:     #1a1a1a;
  --sys-border:       #555555;
  --sys-border-deep:  #333333;
  --sys-border-hover: #888888;
  --sys-text-dim:     #969696;
  --sys-text-bright:  #e8e8e8;
  --sys-text-body:    #bbbbbb;
  --sys-overlay:      rgba(255, 255, 255, 0.03);

  /* System syntax highlight */
  --sys-syntax-comment:   #666666;
  --sys-syntax-directive: #7eb8f7;
  --sys-syntax-block:     #d4a0ff;
  --sys-syntax-value:     #e2c08d;
  --sys-syntax-location:  #79dac8;
  --sys-syntax-notice:    #a0c8ff;
  --sys-syntax-crit:      #ff7070;

  /* Muted alpha overlays — derived from semantic tokens */
  --success-muted-bg:     rgba(92,  214, 157, 0.12);
  --success-muted-border: rgba(92,  214, 157, 0.35);
  --warning-muted-bg:     rgba(251, 202,  81, 0.12);
  --warning-muted-border: rgba(251, 202,  81, 0.35);
  --error-muted-bg:       rgba(242,  90,  90, 0.12);
  --error-muted-border:   rgba(242,  90,  90, 0.35);
  --blue-muted-bg:        rgba(65,  173, 255, 0.12);
  --blue-muted-border:    rgba(65,  173, 255, 0.30);
  --blue-muted-bg-hover:  rgba(65,  173, 255, 0.22);
  --yellow-muted-bg:      rgba(243, 156,  18, 0.12);
  --yellow-muted-border:  rgba(243, 156,  18, 0.30);
  --yellow-muted-bg-hover:rgba(243, 156,  18, 0.22);
  --green-muted-bg:       rgba(76,  175,  80, 0.12);
  --green-muted-border:   rgba(76,  175,  80, 0.30);
  --green-muted-bg-hover: rgba(76,  175,  80, 0.22);
  --danger-border-muted:  rgba(242,  90,  90, 0.35);
}