/* ============================================
   Maison Brindille — Papeterie de mariage
   Vintage kraft × botanique champêtre
   ============================================ */

:root {
  --kraft: #c9a883;
  --kraft-deep: #a8895f;
  --sepia: #3a2e1f;
  --sepia-soft: #5a4a35;
  --cream: #f4ede0;
  --cream-warm: #ede2cf;
  --paper: #faf5ea;
  --sage: #8a9577;
  --sage-deep: #6b7659;
  --terracotta: #b56b4e;
  --ink: #2a2218;

  --serif-display: "Fraunces", "EB Garamond", Georgia, serif;
  --serif-body: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  --hand: "Caveat", "Homemade Apple", cursive;

  --radius-sm: 2px;
  --radius-md: 4px;

  --shadow-soft: 0 1px 2px rgba(58, 46, 31, 0.06), 0 8px 24px rgba(58, 46, 31, 0.08);
  --shadow-card: 0 1px 0 rgba(58, 46, 31, 0.04), 0 12px 32px -8px rgba(58, 46, 31, 0.12);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--sepia);
  font-family: var(--serif-body);
  font-size: 18px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  max-width: 100%;
}

/* Paper grain texture overlay */
body.with-texture::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.5;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' seed='3'/><feColorMatrix values='0 0 0 0 0.3 0 0 0 0 0.25 0 0 0 0 0.18 0 0 0 0.12 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode: multiply;
}

h1, h2, h3, h4 {
  font-family: var(--serif-display);
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin: 0;
  text-wrap: balance;
}

h1 { font-size: clamp(56px, 8vw, 112px); }
h2 { font-size: clamp(36px, 5vw, 64px); }
h3 { font-size: clamp(22px, 2.4vw, 32px); font-style: italic; font-weight: 300; }
h4 { font-size: 20px; }

p { text-wrap: pretty; margin: 0; }

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

.shell {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

.section {
  padding: clamp(60px, 9vw, 120px) 0;
  position: relative;
}

.eyebrow {
  font-family: var(--serif-display);
  font-style: italic;
  font-weight: 300;
  font-size: 17px;
  color: var(--sage-deep);
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--sage-deep);
  opacity: 0.6;
}

.hand {
  font-family: var(--hand);
  font-size: 28px;
  color: var(--terracotta);
  line-height: 1;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  font-family: var(--serif-display);
  font-size: 16px;
  font-style: italic;
  font-weight: 300;
  letter-spacing: 0.02em;
  border: 1px solid var(--sepia);
  background: var(--sepia);
  color: var(--cream);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}
.btn:hover { background: var(--ink); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--sepia);
  border-color: var(--sepia);
}
.btn-ghost:hover { background: var(--sepia); color: var(--cream); transform: translateY(-1px); }

.btn-link {
  background: transparent;
  border: none;
  padding: 0;
  color: var(--sepia);
  font-family: var(--serif-display);
  font-style: italic;
  font-weight: 300;
  font-size: 17px;
  cursor: pointer;
  border-bottom: 1px solid currentColor;
  border-radius: 0;
  display: inline-flex;
  gap: 6px;
}
.btn-link:hover { color: var(--terracotta); }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--kraft);
  border-radius: 999px;
  background: transparent;
  font-size: 13px;
  font-style: italic;
  color: var(--sepia-soft);
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--serif-body);
}
.chip:hover, .chip.active {
  background: var(--sepia);
  color: var(--cream);
  border-color: var(--sepia);
}

.placeholder {
  position: relative;
  overflow: hidden;
  background:
    repeating-linear-gradient(
      135deg,
      var(--cream-warm) 0,
      var(--cream-warm) 8px,
      var(--cream) 8px,
      var(--cream) 16px
    );
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sepia-soft);
  font-family: "Courier New", monospace;
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid var(--kraft);
}
.placeholder.kraft {
  background:
    repeating-linear-gradient(
      135deg,
      var(--kraft) 0,
      var(--kraft) 8px,
      var(--kraft-deep) 8px,
      var(--kraft-deep) 16px
    );
  color: var(--cream);
  border-color: var(--kraft-deep);
}
.placeholder.sage {
  background:
    repeating-linear-gradient(
      135deg,
      var(--sage) 0,
      var(--sage) 8px,
      var(--sage-deep) 8px,
      var(--sage-deep) 16px
    );
  color: var(--cream);
  border-color: var(--sage-deep);
}

.stamp {
  display: inline-grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border: 1.5px solid var(--terracotta);
  border-radius: 50%;
  color: var(--terracotta);
  font-family: var(--serif-display);
  font-style: italic;
  font-size: 11px;
  text-align: center;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transform: rotate(-8deg);
  opacity: 0.85;
  padding: 8px;
}

.divider {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--kraft-deep);
}
.divider::before, .divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--kraft);
  opacity: 0.5;
}
.divider-mark { font-style: italic; font-family: var(--serif-display); }

.card {
  background: var(--paper);
  transition: all 0.3s ease;
}
body.cards-bordered .card {
  border: 1px solid var(--kraft);
  box-shadow: none;
}
body.cards-shadow .card {
  border: none;
  box-shadow: var(--shadow-card);
}
body.cards-flat .card {
  border: none;
  box-shadow: none;
  background: transparent;
}
body.cards-stamped .card {
  border: 1px solid var(--sepia);
  box-shadow: 4px 4px 0 var(--kraft);
}

.row { display: flex; gap: 16px; align-items: center; }
.col { display: flex; flex-direction: column; gap: 16px; }
.center { text-align: center; }

@media (max-width: 720px) {
  .shell { padding: 0 20px; }
}