/* ============================================================
   AiDEX Energy Group - Design Tokens & Base
   Single source of truth for color, type, spacing, motion.
   ============================================================ */

:root{
  /* ---- Color ---- */
  --forest-deep:   #0E2A1C;   /* primary dark ground: hero, dark sections, footer */
  --forest:        #1C3A28;   /* secondary dark surface */
  --forest-brand:  #3A5F2E;   /* logo green, brand accents on light */
  --moss:          #7C9885;   /* muted secondary text on dark, hairlines */
  --cream:         #F2EEE3;   /* primary text on dark, light section ground */
  --cream-2:       #E6E0D2;   /* secondary cream */
  --gold:          #E0B54A;   /* single UI accent: CTAs, rules, active states */
  --rust:          #C2542B;   /* data-viz only (map points, chart highlights) */
  --line:          rgba(242,238,227,0.14);  /* hairlines on dark */
  --line-dark:     rgba(14,42,28,0.12);     /* hairlines on light */

  /* ---- Type families ---- */
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body:    "Hanken Grotesk", system-ui, -apple-system, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --font-logo:    "Montserrat", system-ui, sans-serif;

  /* ---- Fluid type scale ---- */
  --step--1: clamp(0.78rem, 0.74rem + 0.18vw, 0.88rem);
  --step-0:  clamp(0.95rem, 0.90rem + 0.25vw, 1.075rem);
  --step-1:  clamp(1.15rem, 1.05rem + 0.5vw, 1.45rem);
  --step-2:  clamp(1.5rem, 1.3rem + 1vw, 2.1rem);
  --step-3:  clamp(2rem, 1.6rem + 2vw, 3.25rem);
  --display: clamp(2.5rem, 1.4rem + 5.5vw, 6rem);

  /* ---- Spacing ---- */
  --gutter: clamp(1.25rem, 0.8rem + 2.2vw, 3rem);
  --section-y: clamp(4.5rem, 3rem + 7vw, 9rem);
  --maxw: 1280px;

  /* ---- Motion ---- */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 360ms;
}

/* ---- Reset ---- */
*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{ margin:0; }
img,svg,video{ display:block; max-width:100%; }
img{ height:auto; }
button,input,select,textarea{ font:inherit; color:inherit; }
a{ color:inherit; text-decoration:none; }
h1,h2,h3,h4,p,figure,blockquote{ margin:0; }
ul,ol{ margin:0; padding:0; list-style:none; }

/* ---- Base ---- */
body{
  background:var(--forest-deep);
  color:var(--cream);
  font-family:var(--font-body);
  font-size:var(--step-0);
  line-height:1.6;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

::selection{ background:var(--gold); color:var(--forest-deep); }

:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:3px;
  border-radius:2px;
}

/* ============================================================
   Brand lockup - "AIDEX" / "ENERGY GROUP"
   Live text: scales fluidly, recolors via `color`, accessible.
   Set --brand-size on .brand to scale the whole lockup.
   ============================================================ */
.brand{
  --brand-size: 1.6rem;
  font-family:var(--font-logo);
  color:var(--cream);
  display:inline-flex;
  flex-direction:column;
  align-items:stretch;
  line-height:1;
  text-decoration:none;
}
.brand__word{
  font-weight:300;
  font-size:var(--brand-size);
  letter-spacing:0.135em;
  margin-right:-0.135em;     /* offset trailing track so block stays centered */
  white-space:nowrap;
}
.brand__sub{
  font-weight:300;
  font-size:calc(var(--brand-size) * 0.27);
  letter-spacing:0.46em;
  margin-right:-0.46em;
  text-transform:uppercase;
  text-align:center;
  white-space:nowrap;
  margin-top:0.55em;
  opacity:0.92;
}
.brand--brand{ color:var(--forest-brand); }   /* green, on light grounds */
.brand--compact .brand__sub{ display:none; }    /* wordmark only, tight nav */

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:0.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:0.001ms !important;
    scroll-behavior:auto !important;
  }
}