:root {

  /* Rich modern smart-home — near-white ground, deep emerald-slate ink,
     vivid emerald accent so CTAs read loud. SVG thermostat hero + icons + motion. */

  --brand: #059669;            /* emerald-600 — loud accent for CTAs */
  --brand-strong: #047857;
  --brand-soft: #6EE7B7;
  --brand-tint: rgba(5, 150, 105, 0.08);
  --brand-rgb: 5, 150, 105;

  --accent: #059669;
  --accent-soft: #6EE7B7;
  --accent-tint: rgba(5, 150, 105, 0.11);
  --accent-rgb: 5, 150, 105;
  --accent-ink: #065F46;

  --amber: #F59E0B;            /* small warm secondary for stats/stars */

  --ink: #10201A;              /* deep emerald-slate */
  --ink-soft: #45564E;
  --muted: #839189;
  --line: #E2ECE7;
  --line-soft: #EFF6F2;
  --surface: #FFFFFF;
  --surface-2: #F1F9F5;        /* light emerald tint */
  --surface-3: #E4F3EC;

  --bg: #FBFDFC;
  --bg-rgb: 251, 253, 252;

  --night: #0E1C16;            /* deep emerald-black */
  --night-2: #091510;
  --night-rgb: 14, 28, 22;

  --white: #FFFFFF;
  --white-rgb: 255, 255, 255;

  --ok: #059669;
  --warn: #DC2626;

  --font-head: "Bricolage Sub", "Segoe UI", system-ui, sans-serif;
  --font-head-display: "Bricolage Sub", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter Sub", "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", monospace;

  --radius-sm: 0.4rem;
  --radius: 0.7rem;
  --radius-lg: 1.1rem;
  --radius-xl: 1.5rem;
  --shadow-sm: 0 2px 8px rgba(14, 28, 22, 0.06);
  --shadow: 0 14px 40px rgba(14, 28, 22, 0.10);
  --shadow-lg: 0 30px 70px rgba(14, 28, 22, 0.16);
  --shadow-accent: 0 12px 26px rgba(5, 150, 105, 0.30);

  --container: 1160px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --topbar-h: calc(4.7rem + var(--safe-top));
  --masthead-utility-h: 2.1rem;

  --space-3xs: 0.25rem;
  --space-2xs: 0.375rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 2.5rem;
  --space-3xl: 3.5rem;

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
}