/* ==========================================================================
   Ancient Choice — Brand System (ac-brand.css)
   Mandatory design tokens + mobile-first typography.
   No build tools. Served natively on Cloudflare Pages.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Brand palette (mandatory) */
  --color-primary: #8D6E63;        /* CTA buttons, links */
  --color-secondary: #6D4C41;
  --color-bg-primary: #FFF8F5;     /* Main warm cream canvas */
  --color-text-body: #656565;      /* Body copy — never pure black */

  /* Derived neutrals */
  --color-text-heading: #4E342E;
  --color-surface: #FFFFFF;
  --color-border: #EADBD3;
  --color-primary-hover: #7A5C52;

  /* Typography stacks */
  --font-heading: "Josefin Sans", "Helvetica Neue", Arial, sans-serif;        /* H1 / H2 */
  --font-accent: "Playfair Display", Georgia, "Times New Roman", serif;       /* H3 */
  --font-body: "Avenir", "Avenir Next", "Segoe UI", system-ui, -apple-system,
               BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;        /* Body */

  /* Fluid type scale (mobile-first) */
  --fs-h1: clamp(2rem, 6vw, 3.25rem);
  --fs-h2: clamp(1.6rem, 4.5vw, 2.5rem);
  --fs-h3: clamp(1.3rem, 3.5vw, 1.9rem);
  --fs-body: clamp(1rem, 2.5vw, 1.125rem);
  --fs-small: 0.875rem;

  /* Spacing scale */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;

  /* Layout */
  --maxw-content: 72rem;
  --radius: 12px;
  --shadow-soft: 0 6px 24px rgba(109, 76, 65, 0.08);
  --transition: 180ms ease-in-out;
}

/* --------------------------------------------------------------------------
   2. Reset / Base (mobile-first)
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--color-text-body);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* --------------------------------------------------------------------------
   3. Typography
   -------------------------------------------------------------------------- */
h1, h2 {
  font-family: var(--font-heading);
  color: var(--color-text-heading);
  line-height: 1.15;
  font-weight: 700;
  margin: 0 0 var(--space-sm);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }

h3 {
  font-family: var(--font-accent);
  color: var(--color-text-heading);
  font-size: var(--fs-h3);
  line-height: 1.25;
  margin: 0 0 var(--space-sm);
}

p { margin: 0 0 var(--space-sm); }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover,
a:focus { color: var(--color-secondary); }

/* --------------------------------------------------------------------------
   4. Layout helpers
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--maxw-content);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section {
  padding-block: var(--space-xl);
}

/* --------------------------------------------------------------------------
   5. Components
   -------------------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  background-color: var(--color-primary);
  color: var(--color-surface);
  padding: 0.85rem 1.75rem;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  text-align: center;
  transition: background-color var(--transition), transform var(--transition);
}
.btn:hover,
.btn:focus {
  background-color: var(--color-primary-hover);
  color: var(--color-surface);
  transform: translateY(-1px);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: var(--space-lg);
}

/* --------------------------------------------------------------------------
   6. Tablet / Desktop progressive enhancement
   -------------------------------------------------------------------------- */
@media (min-width: 48rem) {
  .section { padding-block: calc(var(--space-xl) * 1.5); }
}