/* =========================================================
   Sol — design tokens
   A warm, numbers-driven, editorial B2B system
   ========================================================= */

:root {
  /* ---- Palette: Sunrise (default) ---- */
  --sol-bg: #FBF6EE;          /* warm cream */
  --sol-bg-2: #F4EADA;        /* paper */
  --sol-ink: #1A1410;         /* near-black, warm */
  --sol-ink-2: #3A2E24;
  --sol-mute: #756453;
  --sol-line: #E3D5BE;
  --sol-line-2: #D6C3A5;

  --sol-sun: #F26B1F;          /* primary amber-orange */
  --sol-sun-deep: #C84A12;     /* sunset red */
  --sol-sun-soft: #F5A265;
  --sol-sun-glow: #FFD39A;
  --sol-ember: #7A1E08;        /* deep burnt */
  --sol-pos: #2F7D3B;          /* green for deltas */

  /* Type */
  --sol-display: "Fraunces", "Libre Caslon Text", "Times New Roman", serif;
  --sol-sans: "Inter Tight", "Inter", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --sol-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Scale */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --s-9: 96px;
  --s-10: 128px;

  --r-1: 2px;
  --r-2: 6px;
  --r-3: 12px;
  --r-4: 20px;
  --r-pill: 999px;

  --shadow-1: 0 1px 0 rgba(26,20,16,0.04), 0 1px 2px rgba(26,20,16,0.06);
  --shadow-2: 0 4px 12px rgba(26,20,16,0.08), 0 1px 2px rgba(26,20,16,0.06);
  --shadow-3: 0 20px 40px -20px rgba(122,30,8,0.25), 0 2px 6px rgba(26,20,16,0.08);
  --shadow-glow: 0 0 0 1px rgba(242,107,31,0.2), 0 20px 60px -15px rgba(242,107,31,0.45);
}

/* ---- Alt palette: Ember (darker, cinematic) ---- */
[data-palette="ember"] {
  --sol-bg: #130C08;
  --sol-bg-2: #1E140D;
  --sol-ink: #FBF0DE;
  --sol-ink-2: #E8D4B7;
  --sol-mute: #A38871;
  --sol-line: #3A2A1C;
  --sol-line-2: #5A4328;
  --sol-sun: #FF8A3D;
  --sol-sun-deep: #FF5B1A;
  --sol-sun-soft: #FFB27A;
  --sol-sun-glow: #FFD8A6;
  --sol-ember: #3B0E02;
  --shadow-3: 0 20px 40px -20px rgba(255,91,26,0.35), 0 2px 6px rgba(0,0,0,0.4);
}

/* ---- Alt palette: Clay (terracotta + sand, more muted) ---- */
[data-palette="clay"] {
  --sol-bg: #F2E9DB;
  --sol-bg-2: #E6D7BE;
  --sol-ink: #241810;
  --sol-sun: #D25A2A;
  --sol-sun-deep: #9E3A12;
  --sol-sun-soft: #E48E5C;
  --sol-sun-glow: #F2C28B;
  --sol-line: #D8C3A0;
  --sol-line-2: #BFA681;
}

/* ---- Type tweaks ---- */
[data-type="mono"] {
  --sol-display: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
  --sol-sans: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;
}
[data-type="grotesk"] {
  --sol-display: "Space Grotesk", "Inter Tight", sans-serif;
  --sol-sans: "Space Grotesk", "Inter Tight", sans-serif;
}

/* ---- Global ---- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sol-sans);
  background: var(--sol-bg);
  color: var(--sol-ink);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; color: inherit; }

::selection { background: var(--sol-sun); color: #fff; }

/* ---- Type utility ---- */
.display { font-family: var(--sol-display); font-weight: 400; letter-spacing: -0.02em; line-height: 0.98; }
.eyebrow {
  font-family: var(--sol-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sol-mute);
}
.mono { font-family: var(--sol-mono); }

/* ---- Sun glyph ---- */
.sun-glyph {
  display: inline-block;
  width: 1em; height: 1em;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--sol-sun-glow), var(--sol-sun) 55%, var(--sol-sun-deep));
  box-shadow: 0 0 0.5em rgba(242,107,31,0.4);
  vertical-align: -0.1em;
}

/* ---- Layout ---- */
.wrap { max-width: 1360px; margin: 0 auto; padding: 0 var(--s-6); }
.wrap-narrow { max-width: 1040px; margin: 0 auto; padding: 0 var(--s-6); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: var(--s-3);
  padding: 14px 22px;
  border-radius: var(--r-pill);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: -0.01em;
  transition: transform 120ms ease, background 150ms ease, box-shadow 150ms ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--sol-ink);
  color: var(--sol-bg);
}
.btn-primary:hover { background: var(--sol-sun-deep); transform: translateY(-1px); }
.btn-sun {
  background: var(--sol-sun);
  color: #fff;
  box-shadow: var(--shadow-3);
}
.btn-sun:hover { background: var(--sol-sun-deep); transform: translateY(-1px); }
.btn-ghost {
  background: transparent;
  color: var(--sol-ink);
  border: 1px solid var(--sol-line-2);
}
.btn-ghost:hover { border-color: var(--sol-ink); }

/* ---- Sections ---- */
.section {
  padding: var(--s-10) 0;
  border-top: 1px solid var(--sol-line);
}
.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--s-8);
  align-items: end;
  margin-bottom: var(--s-8);
}
@media (max-width: 900px) {
  .section-head { grid-template-columns: 1fr; gap: var(--s-4); }
  .section { padding: var(--s-8) 0; }
  .wrap, .wrap-narrow { padding: 0 var(--s-4); }
}

/* ---- Card ---- */
.card {
  background: var(--sol-bg-2);
  border: 1px solid var(--sol-line);
  border-radius: var(--r-3);
  padding: var(--s-6);
}

/* ---- Focus ---- */
button:focus-visible, a:focus-visible, input:focus-visible {
  outline: 2px solid var(--sol-sun);
  outline-offset: 2px;
}

/* scrollbar accent */
* { scrollbar-width: thin; scrollbar-color: var(--sol-line-2) transparent; }