/* aicms design tokens
 * Single source of truth for site-wide styling.
 * Linked from every page in /content/{locale}/*.html.
 * Edited via prompt on /admin/design.
 */

:root {
  /* Color palette */
  --color-bg:           #fafaf7;
  --color-surface:      #ffffff;
  --color-text:         #14181d;
  --color-text-muted:   #5b6470;
  --color-text-soft:    #8a929c;
  --color-border:       #e8e8e3;
  --color-border-soft:  #f1f1ec;
  --color-accent:       #2f7d4d;
  --color-accent-soft:  #e8f4ec;
  --color-accent-deep:  #1d5234;
  --color-warn:         #c47a1c;

  /* Typography */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --fs-display: 56px;
  --fs-h1: 40px;
  --fs-h2: 30px;
  --fs-h3: 22px;
  --fs-body: 16px;
  --fs-small: 14px;
  --fs-label: 12px;

  --lh-tight: 1.15;
  --lh-snug: 1.35;
  --lh-body: 1.6;

  /* Spacing scale (8px base) */
  --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;

  /* Radii */
  --r-1: 6px;
  --r-2: 10px;
  --r-3: 14px;
  --r-4: 20px;
  --r-pill: 999px;

  /* Shadows */
  --shadow-1: 0 1px 2px rgba(20, 24, 29, 0.04);
  --shadow-2: 0 4px 14px rgba(20, 24, 29, 0.06);
  --shadow-3: 0 12px 32px rgba(20, 24, 29, 0.10);

  /* Misc */
  --maxw-prose: 68ch;
  --maxw-page: 1120px;
  --transition: 0.18s ease;
}

/* Base */
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--s-4);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: var(--lh-tight);
  color: var(--color-text);
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p { margin: 0 0 var(--s-4); max-width: var(--maxw-prose); }
a { color: var(--color-accent-deep); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--color-accent); }

img, video { max-width: 100%; height: auto; display: block; }

/* Layout primitives */
.container { max-width: var(--maxw-page); margin: 0 auto; padding: 0 var(--s-5); }

[data-aicms="navbar"] {
  display: flex;
  gap: var(--s-5);
  align-items: center;
  padding: var(--s-4) var(--s-5);
  border-bottom: 1px solid var(--color-border-soft);
  background: var(--color-surface);
}
[data-aicms="navbar"] a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--fs-small);
  font-weight: 500;
}
[data-aicms="navbar"] a:hover { color: var(--color-text); }

[data-aicms="page"] { padding: var(--s-7) var(--s-5); max-width: var(--maxw-page); margin: 0 auto; width: 100%; flex: 1; }
[data-aicms="hero"] { padding: var(--s-8) 0; }
[data-aicms="hero"] h1 { font-size: var(--fs-display); }

[data-aicms="footer"] {
  border-top: 1px solid var(--color-border-soft);
  padding: var(--s-6) var(--s-5);
  color: var(--color-text-muted);
  font-size: var(--fs-small);
}

/* Components — buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 10px 20px;
  border-radius: var(--r-1);
  font: inherit;
  font-size: var(--fs-small);
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.btn-primary { background: var(--color-accent); color: #fff; border-color: var(--color-accent-deep); }
.btn-primary:hover { background: var(--color-accent-deep); color: #fff; }
.btn-secondary { background: var(--color-surface); color: var(--color-text); border-color: var(--color-border); }
.btn-secondary:hover { border-color: var(--color-text-muted); }
.btn-ghost { background: transparent; color: var(--color-accent-deep); padding-left: var(--s-2); padding-right: var(--s-2); }
.btn-ghost:hover { color: var(--color-accent); }

/* Components — cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--r-2);
  padding: var(--s-5);
  box-shadow: var(--shadow-1);
}
.card-feature .icon-circle {
  width: 40px; height: 40px;
  border-radius: var(--r-2);
  background: var(--color-accent-soft);
  color: var(--color-accent-deep);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--s-3);
  font-size: 18px;
}
.card-feature h4 { font-size: var(--fs-h3); margin-bottom: var(--s-2); }
.card-feature p { color: var(--color-text-muted); font-size: var(--fs-small); margin: 0; }

.card-testimonial { background: var(--color-accent-soft); border-color: transparent; }
.card-testimonial blockquote {
  margin: 0 0 var(--s-3);
  font-family: var(--font-serif);
  font-size: 18px;
  line-height: var(--lh-snug);
  color: var(--color-text);
}
.card-testimonial .author { font-size: var(--fs-small); color: var(--color-text-muted); font-weight: 500; }

.card-pricing { text-align: center; }
.card-pricing.popular { border-color: var(--color-accent); box-shadow: var(--shadow-2); }
.card-pricing .badge {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: var(--r-pill);
  margin-bottom: var(--s-3);
}
.card-pricing .price { font-size: 36px; font-weight: 700; margin: var(--s-2) 0 var(--s-4); }
.card-pricing .price span { font-size: var(--fs-body); font-weight: 400; color: var(--color-text-muted); }
.card-pricing ul { list-style: none; padding: 0; margin: 0 0 var(--s-5); text-align: left; }
.card-pricing li {
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  padding: 6px 0;
  border-bottom: 1px solid var(--color-border-soft);
}
.card-pricing li::before { content: "✓ "; color: var(--color-accent); font-weight: 700; }

.card-blog { padding: 0; overflow: hidden; }
.card-blog .blog-img {
  height: 160px;
  background: linear-gradient(135deg, var(--color-accent-soft), var(--color-border-soft));
}
.card-blog .blog-body { padding: var(--s-4); }
.card-blog .blog-tag {
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-deep);
  font-weight: 600;
  margin-bottom: var(--s-2);
}
.card-blog h4 { font-size: var(--fs-h3); margin-bottom: var(--s-2); }
.card-blog p { font-size: var(--fs-small); color: var(--color-text-muted); margin: 0; }

/* Components — forms */
.label {
  display: block;
  font-size: var(--fs-small);
  font-weight: 600;
  margin-bottom: var(--s-2);
  color: var(--color-text);
}
.input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--r-1);
  font: inherit;
  font-size: var(--fs-body);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.input::placeholder { color: var(--color-text-soft); }
.input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}

/* Components — pills, badges, avatars */
.pill {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  font-size: var(--fs-small);
  font-weight: 500;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  cursor: pointer;
}
.pill-active { background: var(--color-accent); border-color: var(--color-accent-deep); color: #fff; }
.tag {
  display: inline-block;
  font-size: var(--fs-label);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  color: var(--color-accent-deep);
}

/* ============================================================
 * EXTENSIONS — open zone
 * ------------------------------------------------------------
 * Decoration, backgrounds, animations, and any other visual
 * vocabulary the brand references introduce. Pages reference
 * these by name (e.g. .deco-blob-1, .bg-grain, .anim-rise).
 *
 * Add freely. Use pure CSS and inline SVG data-URIs so the
 * design system stays self-contained — no external assets.
 * Showcase every extension in moodboard.html so the user
 * can see what's available.
 * ============================================================ */