/* === Formula. Blog stylesheet — partagé par tous les articles. DA Formula. === */

:root {
  --cream: #F4EDDB;
  --cream-deep: #EDE2C4;
  --rose: #EFC8D0;
  --moutarde: #E3A72F;
  --moutarde-dark: #C88F1A;
  --bordeaux: #7A1F2B;
  --bordeaux-dark: #5C1620;
  --violet: #4A1E6B;
  --noir: #241A15;
  --noir-deep: #0E0B08;
  --taupe: #6B5D48;

  /* Aliases hérités pour compat articles existants */
  --purple: var(--bordeaux);
  --purple-soft: var(--cream-deep);
  --purple-border: rgba(122,31,43,0.2);
  --text: var(--bordeaux);
  --text-soft: var(--noir);
  --text-mute: var(--taupe);
  --border: rgba(122,31,43,0.1);
  --bg: var(--cream);
  --green: #16A34A;
  --red: #B91C1C;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { width: 100%; overflow-x: hidden; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--cream);
  color: var(--bordeaux);
  line-height: 1.7;
  font-size: 17px;
  font-feature-settings: 'ss01', 'ss02';
}

a { color: var(--bordeaux); text-decoration: underline; text-decoration-color: rgba(122,31,43,0.3); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--moutarde); }

/* === NAV === */
nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(244,237,219,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(122,31,43,0.1);
  padding: 16px 28px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  font-family: 'Fraunces', serif;
  font-weight: 700; font-size: 26px;
  color: var(--bordeaux);
  text-decoration: none !important;
  letter-spacing: -0.02em;
}
.nav-logo .dot, .nav-logo:after { color: var(--moutarde); }
.nav-links { display: flex; gap: 28px; align-items: center; list-style: none; }
.nav-links a {
  color: var(--bordeaux);
  font-family: 'Inter', sans-serif;
  font-weight: 500; font-size: 14px;
  text-decoration: none;
}
.nav-links a:hover { color: var(--moutarde-dark); }
.nav-cta {
  background: var(--bordeaux); color: var(--cream) !important;
  padding: 11px 22px; border-radius: 100px;
  font-family: 'Inter', sans-serif;
  font-weight: 600; font-size: 14px;
  text-decoration: none !important;
  transition: all 0.2s;
}
.nav-cta:hover { background: var(--moutarde); color: var(--noir-deep) !important; transform: translateY(-1px); }
@media (max-width: 720px) { .nav-links { display: none; } }

/* === HERO ARTICLE === */
.article-hero {
  max-width: 760px; margin: 0 auto;
  padding: 64px 28px 32px;
  text-align: left;
}
.breadcrumb { font-size: 13px; color: var(--taupe); margin-bottom: 24px; font-family: 'Inter', sans-serif; }
.breadcrumb a { color: var(--taupe); }

.article-tag {
  display: inline-block;
  background: rgba(227,167,47,0.14);
  color: var(--moutarde-dark);
  font-family: 'Inter', sans-serif;
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase;
  padding: 7px 16px; border-radius: 100px;
  margin-bottom: 24px;
}

h1 {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 5.5vw, 60px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin-bottom: 22px;
  color: var(--bordeaux);
}
h1 em { font-style: italic; color: var(--moutarde-dark); font-weight: 600; }

.article-meta {
  display: flex; gap: 16px;
  color: var(--taupe); font-size: 14px;
  margin-bottom: 32px;
  align-items: center; flex-wrap: wrap;
  font-family: 'Inter', sans-serif;
}
.article-meta .dot { width: 4px; height: 4px; background: var(--taupe); border-radius: 50%; }

.article-lead {
  font-family: 'Inter', sans-serif;
  font-size: 19px; line-height: 1.65;
  color: var(--noir);
  margin-bottom: 32px;
}
.article-lead strong { color: var(--bordeaux); }

/* === ARTICLE BODY === */
.article-body {
  max-width: 720px; margin: 0 auto;
  padding: 0 28px 64px;
}

.article-body h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 48px 0 18px;
  color: var(--bordeaux);
}
.article-body h2 em { font-style: italic; color: var(--moutarde-dark); font-weight: 600; }
.article-body h3 {
  font-family: 'Fraunces', serif;
  font-size: 22px; font-weight: 700;
  letter-spacing: -0.015em;
  margin: 32px 0 12px;
  color: var(--bordeaux);
}
.article-body p {
  font-family: 'Inter', sans-serif;
  color: var(--noir);
  margin-bottom: 18px;
  font-size: 17px;
  line-height: 1.75;
}
.article-body p strong { color: var(--bordeaux); font-weight: 600; }

.article-body ul, .article-body ol {
  margin: 0 0 18px 24px;
  color: var(--noir);
  font-family: 'Inter', sans-serif;
}
.article-body li { margin-bottom: 8px; line-height: 1.75; }

.article-body blockquote, .pullquote {
  background: var(--cream-deep);
  border-left: 4px solid var(--moutarde);
  border-radius: 0 12px 12px 0;
  padding: 24px 28px;
  margin: 32px 0;
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 19px;
  line-height: 1.5;
  color: var(--bordeaux);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin: 32px 0;
}
.stat-card {
  background: var(--cream-deep);
  border: 1.5px solid rgba(122,31,43,0.1);
  border-radius: 16px;
  padding: 26px 20px;
  text-align: center;
  transition: all 0.2s;
}
.stat-card:hover { border-color: var(--moutarde); transform: translateY(-2px); }
.stat-number {
  font-family: 'Fraunces', serif;
  font-size: 38px; font-weight: 700;
  color: var(--bordeaux);
  letter-spacing: -0.02em;
  display: block;
  line-height: 1;
}
.stat-label { font-size: 13px; color: var(--taupe); margin-top: 8px; font-family: 'Inter', sans-serif; }

.compare-table-wrap { overflow-x: auto; margin: 24px 0; }
.compare-table {
  width: 100%; border-collapse: separate; border-spacing: 4px;
  font-size: 14px;
  font-family: 'Inter', sans-serif;
}
.compare-table th {
  padding: 14px 16px; text-align: left;
  font-weight: 700; font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.08em;
}
.compare-table th:first-child { background: transparent; color: var(--taupe); }
.compare-table th.col-formula {
  background: var(--bordeaux);
  color: var(--moutarde);
  border-radius: 10px 10px 0 0;
}
.compare-table th.col-comp {
  background: var(--cream-deep);
  color: var(--taupe);
  border-radius: 10px 10px 0 0;
}
.compare-table td { padding: 12px 16px; border-bottom: 1px solid rgba(122,31,43,0.1); vertical-align: top; }
.compare-table td:first-child { color: var(--taupe); font-size: 13px; }
.compare-table td.col-formula { background: rgba(227,167,47,0.1); color: var(--bordeaux); }
.compare-table .yes { color: var(--green); font-weight: 600; }
.compare-table .no { color: var(--red); font-weight: 600; }

.highlight {
  background: rgba(227,167,47,0.12);
  border-left: 3px solid var(--moutarde);
  border-radius: 0 8px 8px 0;
  padding: 18px 22px;
  margin: 24px 0;
}
.highlight p { color: var(--bordeaux); font-size: 16px; margin: 0; }

/* === EMAIL SIGNUP INLINE === */
.email-inline {
  background: var(--cream-deep);
  border: 1.5px solid rgba(227,167,47,0.4);
  border-radius: 22px;
  padding: 36px 28px;
  margin: 40px 0;
  text-align: center;
}
.email-inline h3 {
  font-family: 'Fraunces', serif;
  font-weight: 700;
  font-size: 24px;
  color: var(--bordeaux);
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.email-inline p { color: var(--taupe); margin-bottom: 18px; font-size: 15px; font-family: 'Inter', sans-serif; }
.email-inline form {
  display: flex; gap: 8px; max-width: 460px; margin: 0 auto;
  flex-wrap: wrap; justify-content: center;
}
.email-inline input[type=email] {
  flex: 1 1 240px;
  padding: 14px 18px;
  border-radius: 100px; border: 1.5px solid rgba(122,31,43,0.18);
  font-size: 15px; font-family: 'Inter', sans-serif;
  background: var(--cream); color: var(--bordeaux);
}
.email-inline input[type=email]::placeholder { color: rgba(107,93,72,0.6); }
.email-inline input[type=email]:focus {
  outline: none; border-color: var(--moutarde);
  box-shadow: 0 0 0 4px rgba(227,167,47,0.15);
}
.email-inline button {
  background: var(--bordeaux); color: var(--cream);
  border: none; padding: 14px 28px;
  border-radius: 100px;
  font-family: 'Inter', sans-serif;
  font-weight: 700; font-size: 15px;
  cursor: pointer;
  transition: all 0.2s;
}
.email-inline button:hover { background: var(--moutarde); color: var(--noir-deep); transform: translateY(-1px); }

/* === CTA SECTION === */
.cta-section {
  background: var(--cream-deep);
  border: 1.5px solid rgba(227,167,47,0.4);
  border-radius: 24px;
  padding: 56px 40px;
  text-align: center;
  margin: 64px 0;
}
.cta-section h2 {
  font-family: 'Fraunces', serif;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--bordeaux);
  margin-bottom: 12px;
}
.cta-section h2 em { font-style: italic; color: var(--moutarde-dark); font-weight: 600; }
.cta-section p { color: var(--taupe); margin-bottom: 28px; font-size: 17px; font-family: 'Inter', sans-serif; }
.btn-primary {
  display: inline-block;
  background: var(--bordeaux); color: var(--cream) !important;
  padding: 16px 30px; border-radius: 100px;
  font-family: 'Inter', sans-serif;
  font-weight: 700; font-size: 16px;
  text-decoration: none !important;
  transition: all 0.2s;
  box-shadow: 0 8px 24px rgba(122,31,43,0.18);
}
.btn-primary:hover { background: var(--moutarde); color: var(--noir-deep) !important; transform: translateY(-2px); }
.btn-secondary {
  display: inline-block;
  background: transparent; color: var(--bordeaux) !important;
  padding: 16px 30px; border-radius: 100px;
  font-family: 'Inter', sans-serif;
  font-weight: 600; font-size: 16px;
  border: 1.5px solid rgba(122,31,43,0.25);
  text-decoration: none !important;
  margin-left: 8px;
  transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--moutarde); color: var(--moutarde-dark) !important; }

/* === RELATED === */
.related {
  max-width: 1100px; margin: 64px auto;
  padding: 0 28px;
}
.related h3 {
  font-family: 'Fraunces', serif;
  font-size: 24px; font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--bordeaux);
  margin-bottom: 24px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.related-card {
  background: var(--cream-deep);
  border: 1.5px solid rgba(122,31,43,0.1);
  border-radius: 18px;
  padding: 26px 24px;
  text-decoration: none !important;
  display: block;
  transition: all 0.25s;
}
.related-card:hover { border-color: var(--moutarde); transform: translateY(-3px); }
.related-card .tag {
  font-family: 'Inter', sans-serif;
  font-size: 11px; font-weight: 700;
  color: var(--moutarde-dark); text-transform: uppercase;
  letter-spacing: 0.14em; margin-bottom: 12px; display: block;
}
.related-card h4 {
  font-family: 'Fraunces', serif;
  font-size: 19px; font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--bordeaux); line-height: 1.3;
}

/* === FOOTER === */
footer {
  background: var(--noir-deep);
  color: rgba(244,237,219,0.7);
  padding: 60px 28px 36px;
  text-align: center;
  font-family: 'Inter', sans-serif;
  font-size: 13px;
}
footer a { color: rgba(244,237,219,0.7); margin: 0 12px; text-decoration: none; }
footer a:hover { color: var(--moutarde); }

/* === RESPONSIVE === */
@media (max-width: 720px) {
  .article-hero { padding: 40px 22px 24px; }
  .article-body { padding: 0 22px 48px; }
  .article-body p { font-size: 16px; }
  .stat-card { padding: 20px 14px; }
  .stat-number { font-size: 30px; }
  .cta-section { padding: 36px 24px; border-radius: 20px; }
  .btn-secondary { margin: 8px 0 0; display: block; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001s !important; transition-duration: 0.001s !important; }
}