/* ============================================================
   ALTAR CONSEIL — Feuille de style globale
   Design tokens + composants réutilisables
   ============================================================ */

/* ---------- RESET SOBRE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #333333;
  background: #FFFFFF;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ---------- DESIGN TOKENS ---------- */
:root {
  /* Couleurs */
  --color-primary: #1F3A5F;        /* Bleu nuit */
  --color-accent: #2E7D8F;         /* Teal */
  --color-text: #333333;
  --color-text-muted: #6B6B6B;
  --color-text-subtle: #888780;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F4F1EA;         /* Beige papier */
  --color-bg-alt-2: #FAFAF7;       /* Crème */
  --color-border: #E5E5E5;
  --color-border-dark: #D3D1C7;

  /* Typo */
  --font-serif: 'Playfair Display', 'Didot', 'Bodoni MT', Georgia, serif;
  --font-sans: 'Inter', -apple-system, 'Helvetica Neue', Arial, sans-serif;

  /* Layout */
  --max-width: 1200px;
  --max-width-text: 780px;

  /* Espacements */
  --section-padding: 96px;
  --section-padding-mobile: 64px;
}

/* ---------- TYPOGRAPHIE ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}
h1 { font-size: 52px; line-height: 1.15; }
h2 { font-size: 36px; line-height: 1.25; }
h3 { font-size: 22px; line-height: 1.3; }
h4 { font-size: 18px; line-height: 1.4; }
p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }
.lead {
  font-family: var(--font-serif);
  font-size: 24px;
  font-style: italic;
  color: var(--color-text-muted);
  line-height: 1.4;
}
.eyebrow {
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--color-accent);
  text-transform: uppercase;
  font-weight: 400;
  margin-bottom: 20px;
  display: block;
}

/* ---------- LAYOUT CONTAINERS ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}
.container-narrow {
  max-width: var(--max-width-text);
  margin: 0 auto;
  padding: 0 40px;
}
section { padding: var(--section-padding) 0; }
.section-alt { background: var(--color-bg-alt); }
.section-dark { background: var(--color-primary); color: #FAFAF7; }
.section-cream { background: var(--color-bg-alt-2); }

/* ---------- NAVBAR ---------- */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  border-bottom: 0.5px solid var(--color-border);
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  z-index: 100;
}
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.navbar-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.navbar-logo-name {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--color-primary);
  letter-spacing: 0.22em;
}
.navbar-logo-sub {
  font-size: 8px;
  letter-spacing: 0.32em;
  color: var(--color-text-subtle);
  margin-top: 3px;
}
.navbar-links {
  display: flex;
  gap: 28px;
  align-items: center;
  font-size: 13px;
}
.navbar-links a {
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}
.navbar-links a:hover,
.navbar-links a.active {
  color: var(--color-primary);
  font-weight: 500;
}
.navbar-links a.active {
  border-bottom: 1.5px solid var(--color-accent);
  padding-bottom: 4px;
}
.navbar-links a.btn-primary,
.navbar-links a.btn-primary:hover {
  color: #FFFFFF;
}

/* ---------- BOUTONS ---------- */
.btn {
  display: inline-block;
  padding: 16px 36px;
  font-size: 14px;
  letter-spacing: 0.04em;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid var(--color-primary);
  font-family: var(--font-sans);
  font-weight: 500;
}
.btn-primary {
  background: var(--color-primary);
  color: #FFFFFF;
}
.btn-primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
}
.btn-secondary {
  background: transparent;
  color: var(--color-primary);
}
.btn-secondary:hover {
  background: var(--color-primary);
  color: #FFFFFF;
}
.btn-small {
  padding: 8px 18px;
  font-size: 12px;
}
.btn-cta-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13px;
  color: var(--color-text-subtle);
  margin-top: 20px;
  display: block;
}

/* ---------- HERO ---------- */
.hero {
  padding: 110px 40px 90px;
  text-align: center;
}
.hero h1 {
  max-width: 820px;
  margin: 0 auto 24px;
}
.hero .lead {
  max-width: 640px;
  margin: 0 auto 48px;
}
.hero-description {
  max-width: 560px;
  margin: 0 auto 44px;
  color: #444441;
  font-size: 15px;
}
.hero-page {
  padding: 100px 0 80px;
  text-align: left;
}
.hero-page .container-narrow { padding: 0 40px; }
.hero-page h1 { font-size: 46px; margin-bottom: 20px; }
.hero-page h2 {
  color: var(--color-accent);
  font-style: italic;
  font-size: 28px;
  margin-bottom: 36px;
  font-weight: 400;
}

/* ---------- PERSONAS GRID (accueil) ---------- */
.personas-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 920px;
  margin: 0 auto;
}
.persona-card {
  background: #FFFFFF;
  padding: 44px 36px;
  position: relative;
}
.persona-card .initial-watermark {
  font-family: var(--font-serif);
  font-size: 80px;
  color: var(--color-bg-alt);
  position: absolute;
  top: 16px;
  right: 28px;
  line-height: 1;
}
.persona-card .eyebrow { margin-bottom: 14px; }
.persona-card h3 { margin-bottom: 20px; line-height: 1.2; }
.persona-card ul {
  list-style: none;
  font-size: 14px;
  line-height: 1.5;
  padding: 0;
}
.persona-card ul li {
  padding: 10px 0;
  border-bottom: 0.5px solid var(--color-border);
}
.persona-card ul li:last-child { border-bottom: none; }
.persona-cta {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 0.5px solid var(--color-primary);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15px;
  color: var(--color-primary);
  display: block;
  transition: color 0.2s ease;
}
.persona-cta:hover { color: var(--color-accent); }

/* ---------- OFFRES GRID ---------- */
.offres-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto;
}
.offre-card {
  background: #FFFFFF;
  padding: 36px 28px;
  border-top: 2px solid var(--color-primary);
  display: flex;
  flex-direction: column;
}
.offre-card .numero {
  font-family: var(--font-serif);
  font-size: 32px;
  color: var(--color-accent);
  margin-bottom: 16px;
  line-height: 1;
}
.offre-card h3 {
  margin-bottom: 12px;
  line-height: 1.25;
  font-size: 20px;
}
.offre-card .tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.5;
}
.offre-card .meta {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.8;
  border-top: 0.5px solid var(--color-border);
  padding-top: 16px;
  flex: 1;
}
.offre-card .meta .label {
  color: var(--color-text-subtle);
  display: inline-block;
  min-width: 70px;
}
.offre-card .prix {
  margin-top: 20px;
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--color-primary);
}
.offre-card .lien {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 0.5px solid var(--color-primary);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13px;
  color: var(--color-primary);
  transition: color 0.2s ease;
}
.offre-card .lien:hover { color: var(--color-accent); }

/* ---------- SCHÉMA ALIGNE (SVG centré) ---------- */
.schema-aligne {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.schema-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 16px;
  color: var(--color-primary);
  line-height: 1.6;
  max-width: 600px;
  margin: 60px auto 0;
  text-align: center;
}

/* ---------- DÉCLENCHEURS GRID ---------- */
.declencheurs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.declencheur {
  padding: 20px 28px 20px 0;
  border-bottom: 0.5px solid var(--color-border-dark);
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text);
  display: flex;
  gap: 14px;
}
.declencheur:nth-child(odd) { border-right: 0.5px solid var(--color-border-dark); }
.declencheur:nth-child(even) { padding-left: 28px; padding-right: 0; }
.declencheur:nth-last-child(-n+2) { border-bottom: none; }
.declencheur-num {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ---------- PROTOCOLE (4 phases) ---------- */
.protocole-phase {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 40px;
  padding: 32px 0;
  border-bottom: 0.5px solid var(--color-border);
}
.protocole-phase:last-child { border-bottom: none; }
.protocole-num {
  font-family: var(--font-serif);
  font-size: 48px;
  color: var(--color-accent);
  line-height: 1;
}
.protocole-semaines {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--color-text-subtle);
  margin-top: 8px;
  text-transform: uppercase;
}
.protocole-phase h3 { margin-bottom: 12px; }
.protocole-phase p {
  font-size: 14px;
  color: #444441;
  line-height: 1.65;
}

/* ---------- CAS CLIENT (fond sombre) ---------- */
.cas-client { padding: var(--section-padding) 40px; }
.cas-client .container-narrow { padding: 0; }
.cas-client h2 {
  color: #FAFAF7;
  margin-bottom: 40px;
  font-size: 32px;
}
.cas-client .eyebrow { color: var(--color-accent); }
.cas-bloc {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
.cas-bloc .sous-titre {
  font-size: 10px;
  letter-spacing: 0.28em;
  color: var(--color-accent);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.cas-bloc p {
  font-size: 13px;
  line-height: 1.7;
  opacity: 0.9;
}
.cas-verbatim {
  border-top: 0.5px solid rgba(250,250,247,0.2);
  padding-top: 32px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.cas-verbatim .guillemet {
  font-family: var(--font-serif);
  font-size: 48px;
  color: var(--color-accent);
  line-height: 0.6;
}
.cas-verbatim .texte {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 18px;
  line-height: 1.55;
  margin-bottom: 12px;
}
.cas-verbatim .attribution {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  text-transform: uppercase;
}

/* ---------- OFFRE & INVESTISSEMENT ---------- */
.offre-synthese {
  border: 0.5px solid var(--color-primary);
  padding: 48px 40px;
  max-width: 680px;
  margin: 0 auto;
}
.offre-synthese h2 {
  font-size: 28px;
  text-align: center;
  margin-bottom: 28px;
}
.offre-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  font-size: 13px;
  line-height: 1.6;
  padding: 24px 0;
  border-top: 0.5px solid var(--color-border);
  border-bottom: 0.5px solid var(--color-border);
}
.offre-meta .label {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--color-text-subtle);
  text-transform: uppercase;
  display: block;
  margin-bottom: 4px;
}
.offre-prix {
  text-align: center;
  margin-top: 28px;
}
.offre-prix .montant {
  font-family: var(--font-serif);
  font-size: 36px;
  color: var(--color-primary);
}
.offre-prix .precision {
  font-size: 12px;
  color: var(--color-text-subtle);
  margin-top: 8px;
}

/* ---------- CTA FINAL ---------- */
.cta-final {
  background: var(--color-bg-alt);
  text-align: center;
  padding: var(--section-padding) 40px;
}
.cta-final h2 {
  font-size: 32px;
  margin-bottom: 24px;
  line-height: 1.35;
}
.cta-final p {
  max-width: 540px;
  margin: 0 auto 32px;
  font-size: 14px;
  line-height: 1.7;
  color: #444441;
}

/* ---------- FORMULAIRE DE CONTACT ---------- */
.contact-form {
  max-width: 560px;
  margin: 40px auto 0;
  text-align: left;
}
.form-row {
  margin-bottom: 20px;
}
.form-row label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--color-text-subtle);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.form-row input,
.form-row textarea,
.form-row select {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--color-text);
  background: #FFFFFF;
  border: 0.5px solid var(--color-border-dark);
  transition: border-color 0.2s ease;
}
.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
  outline: none;
  border-color: var(--color-primary);
}
.form-row textarea { min-height: 120px; resize: vertical; font-family: var(--font-sans); }
.form-submit {
  display: block;
  width: 100%;
  background: var(--color-primary);
  color: #FFFFFF;
  padding: 16px;
  font-size: 14px;
  letter-spacing: 0.04em;
  border: none;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.2s ease;
}
.form-submit:hover { background: var(--color-accent); }
.form-note {
  text-align: center;
  font-size: 12px;
  color: var(--color-text-subtle);
  margin-top: 16px;
  font-style: italic;
  font-family: var(--font-serif);
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--color-primary);
  color: #FAFAF7;
  padding: 64px 40px 32px;
}
.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}
.footer-promesse {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 16px;
  margin-top: 16px;
  opacity: 0.85;
  max-width: 320px;
}
.footer h4 {
  color: #FAFAF7;
  font-size: 11px;
  letter-spacing: 0.2em;
  margin-bottom: 16px;
  text-transform: uppercase;
  font-family: var(--font-sans);
  font-weight: 500;
  opacity: 0.7;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  font-size: 13px;
  line-height: 2;
  opacity: 0.9;
}
.footer-col a { transition: opacity 0.2s ease; }
.footer-col a:hover { opacity: 0.7; }
.footer-bottom {
  max-width: var(--max-width);
  margin: 48px auto 0;
  padding-top: 24px;
  border-top: 0.5px solid rgba(250,250,247,0.15);
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  opacity: 0.7;
}

/* ---------- SECTION BIO COURTE (accueil) ---------- */
.bio-section {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
  align-items: center;
  max-width: 820px;
  margin: 0 auto;
}
.bio-photo {
  width: 200px;
  height: 240px;
  background: var(--color-bg-alt);
  position: relative;
  overflow: hidden;
}
.bio-photo-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 13px;
  color: var(--color-text-subtle);
  text-align: center;
  padding: 20px;
}
.bio-section h2 { font-size: 28px; margin-bottom: 4px; }
.bio-section .role {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--color-accent);
  font-size: 16px;
  margin-bottom: 20px;
  display: block;
}
.bio-section p {
  font-size: 14px;
  line-height: 1.7;
  color: #444441;
  margin-bottom: 16px;
}
.bio-section .lien {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--color-primary);
  font-size: 14px;
  border-bottom: 0.5px solid var(--color-primary);
  display: inline-block;
  margin-top: 8px;
  padding-bottom: 2px;
}

/* ---------- CHIFFRES SOURCÉS ---------- */
.chiffres-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 960px;
  margin: 0 auto;
}
.chiffre {
  text-align: center;
  padding: 24px 16px;
  border-top: 2px solid var(--color-accent);
}
.chiffre .nombre {
  font-family: var(--font-serif);
  font-size: 54px;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 12px;
}
.chiffre .libelle {
  font-size: 14px;
  line-height: 1.55;
  color: var(--color-text);
  margin-bottom: 12px;
}
.chiffre .source {
  font-size: 11px;
  color: var(--color-text-subtle);
  font-style: italic;
  font-family: var(--font-serif);
}

/* ---------- GARANTIES (page Diagnostic) ---------- */
.garanties-list {
  max-width: 780px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
}
.garanties-list li {
  padding: 20px 0;
  border-bottom: 0.5px solid var(--color-border);
  font-size: 15px;
  line-height: 1.6;
  color: #444441;
  display: flex;
  gap: 20px;
}
.garanties-list li::before {
  content: "→";
  color: var(--color-accent);
  font-family: var(--font-serif);
  font-size: 18px;
  flex-shrink: 0;
}

/* ---------- PAGE À PROPOS ---------- */
.apropos-hero {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 60px;
  align-items: start;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}
.apropos-hero-texte h1 { margin-bottom: 24px; }
.apropos-hero-texte p { font-size: 16px; line-height: 1.7; color: #444441; }
.apropos-photo {
  width: 300px;
  height: 360px;
  background: var(--color-bg-alt);
  position: relative;
  overflow: hidden;
}
.apropos-block { max-width: 780px; margin: 0 auto; padding: 0 40px; }
.apropos-block h2 { margin-bottom: 24px; }
.apropos-block ul {
  list-style: none;
  padding: 0;
}
.apropos-block ul li {
  padding: 16px 0;
  border-bottom: 0.5px solid var(--color-border);
  font-size: 15px;
  line-height: 1.65;
  color: #444441;
}
.apropos-block ul li:last-child { border-bottom: none; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  h1 { font-size: 38px; }
  h2 { font-size: 28px; }
  .navbar { padding: 16px 20px; flex-wrap: wrap; gap: 16px; }
  .navbar-links { gap: 16px; font-size: 12px; flex-wrap: wrap; }
  section { padding: var(--section-padding-mobile) 0; }
  .hero { padding: 60px 20px; }
  .hero-page { padding: 60px 0 40px; }
  .container, .container-narrow { padding: 0 20px; }
  .personas-grid, .offres-grid, .declencheurs-grid, .cas-bloc, .footer-content, .chiffres-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .declencheur:nth-child(odd) { border-right: none; }
  .declencheur:nth-child(even) { padding-left: 0; }
  .declencheur { padding: 16px 0; }
  .protocole-phase { grid-template-columns: 1fr; gap: 12px; }
  .bio-section { grid-template-columns: 1fr; gap: 24px; text-align: center; }
  .bio-photo { margin: 0 auto; }
  .apropos-hero { grid-template-columns: 1fr; }
  .apropos-photo { width: 200px; height: 240px; margin: 0 auto; }
  .offre-synthese { padding: 32px 24px; }
  .offre-meta { grid-template-columns: 1fr; gap: 16px; }
  .cas-verbatim { flex-direction: column; gap: 12px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}