/* ==========================================================================
   Famille de Sauvan d'Aramon — feuille de style commune
   Palette : crème / or / brun, typographie serif pour les titres.
   ========================================================================== */

:root {
  --cream: #f7f2e9;
  --cream-dark: #efe6d5;
  --paper: #fffdf8;
  --brown-900: #2b2016;
  --brown-800: #3d2f20;
  --brown-700: #57452f;
  --brown-500: #7c6547;
  --brown-300: #b39c7d;
  --gold: #a9822f;
  --gold-light: #c9a75e;
  --line: #e2d3b6;
  --shadow: 0 10px 30px rgba(43, 32, 22, 0.10);
  --shadow-sm: 0 3px 10px rgba(43, 32, 22, 0.08);
  --radius: 14px;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--cream);
  color: var(--brown-900);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  background-image:
    radial-gradient(circle at 15% 10%, rgba(169,130,47,0.06), transparent 40%),
    radial-gradient(circle at 85% 90%, rgba(169,130,47,0.05), transparent 40%);
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--brown-800);
  font-weight: 600;
  letter-spacing: 0.01em;
  margin: 0 0 0.5em;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem clamp(1.2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 20;
}

.site-header .brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--brown-800);
}

.site-header .brand img { height: 34px; width: auto; }

.site-nav {
  display: flex;
  gap: clamp(0.6rem, 2vw, 1.6rem);
  font-size: 0.92rem;
}

.site-nav a {
  padding: 0.4rem 0.2rem;
  color: var(--brown-700);
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--gold);
  border-color: var(--gold-light);
}

@media (max-width: 560px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.9rem 1.2rem;
  }
  .site-nav {
    flex-wrap: wrap;
    gap: 0.9rem;
    font-size: 0.86rem;
  }
}

.page-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 3.5rem) clamp(1.2rem, 4vw, 2rem);
}

.page-wrap.wide {
  max-width: 1500px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  color: var(--gold);
  font-weight: 600;
}

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  border: 1px solid var(--gold-light);
  background: linear-gradient(180deg, var(--paper), var(--cream-dark));
  color: var(--brown-800);
  font-family: var(--serif);
  font-size: 0.98rem;
  cursor: pointer;
  transition: transform .15s, box-shadow .15s, background .15s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  background: linear-gradient(180deg, #fff, var(--cream-dark));
}

.site-footer {
  text-align: center;
  padding: 2rem 1rem 3rem;
  color: var(--brown-500);
  font-size: 0.82rem;
}

::selection { background: var(--gold-light); color: var(--brown-900); }

@media (prefers-color-scheme: dark) {
  :root {
    --cream: #221a12;
    --cream-dark: #2a2015;
    --paper: #2a2117;
    --brown-900: #f3e9d8;
    --brown-800: #ecdcc0;
    --brown-700: #d9c4a0;
    --brown-500: #b39c7d;
    --line: #4a3b28;
    --shadow: 0 10px 30px rgba(0,0,0,0.35);
    --shadow-sm: 0 3px 10px rgba(0,0,0,0.3);
  }
  body {
    background-image:
      radial-gradient(circle at 15% 10%, rgba(201,167,94,0.07), transparent 40%),
      radial-gradient(circle at 85% 90%, rgba(201,167,94,0.06), transparent 40%);
  }
}