/* ========================================
   MAIN.CSS —Axis Transition
   Design system : moderne, médical + industriel
   Couleurs : bleu nuit, teal médical, cuivre, blanc cassé
   Typographie : compacte, dense
   ======================================== */

:root {
  /* Couleurs - Plus moderne, médical + industriel */
  --color-navy: #0A1628;           /* Bleu nuit très profond */
  --color-navy-light: #112240;     /* Bleu nuit éclairci */
  --color-slate: #1E2D3D;          /* Ardoise moderne */
  --color-slate-light: #2D3E50;    /* Ardoise clair */
  --color-white: #FFFFFF;
  --color-cream: #F8F9FA;          /* Blanc cassé très léger */
  --color-medical: #006D77;        /* Teal médical - accent principal */
  --color-medical-light: #0096A3;  /* Teal clair */
  --color-medical-dark: #004D53;   /* Teal foncé */
  --color-copper: #B87333;         /* Cuivre - accent secondaire */
    --color-copper-light: #D4A574;
    --color-copper-dark: #8B5A2B;
    --color-error: #C0392B;
  --color-success: #1B7A4A;
  
  /* Sémantiques */
  --color-bg: var(--color-white);
  --color-bg-alt: var(--color-cream);
  --color-bg-dark: var(--color-navy);
  --color-text: var(--color-navy);
  --color-text-muted: #4A5A6A;
  --color-text-light: #6B7B8B;
--color-primary: var(--color-medical);
  --color-primary-hover: var(--color-medical-dark);
  --color-primary-light: var(--color-medical-light);
  --color-secondary: var(--color-copper);
  --color-border: #E1E5E9;
  --color-border-focus: var(--color-medical);
  
  /* Typographie - PLUS PETITE, plus dense */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Source Serif 4', Georgia, serif;
  
  --fs-xs: 0.7rem;\n  --fs-xxs: 0.6rem;
  --fs-sm: 0.8rem;
  --fs-base: 0.9rem;
  --fs-lg: 1rem;
  --fs-xl: 1.15rem;
  --fs-2xl: 1.4rem;
  --fs-3xl: 1.75rem;
  --fs-4xl: 2.2rem;
  
  --line-height-base: 1.55;
  --line-height-tight: 1.35;
  
  /* Espacement - PLUS COMPACT */
  --space-1: 0.2rem;
  --space-2: 0.4rem;
  --space-3: 0.6rem;
  --space-4: 0.85rem;
  --space-5: 1.1rem;
  --space-6: 0.5rem;
  --space-8: 1.8rem;
  --space-10: 2.3rem;
  --space-12: 1.5rem;
  --space-16: 3.5rem;
  
  /* Container */
  --container-max: 1140px;
  --container-padding: var(--space-5);
  
  /* Ombres - Plus subtiles */
  --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.05);
  --shadow-md: 0 4px 16px rgba(10, 22, 40, 0.06);
  --shadow-lg: 0 12px 32px rgba(10, 22, 40, 0.08);
  --shadow-xl: 0 20px 48px rgba(10, 22, 40, 0.1);
  
  /* Rayons */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  
  /* Z-index */
  --z-sticky: 100;
  --z-modal: 1000;
}

/* ========================================
   RESET & BASE
   ======================================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--color-navy);
}

h1 { font-size: var(--fs-4xl); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }
h6 { font-size: var(--fs-base); }

p { margin-bottom: var(--space-4); }

.value-text { font-size: var(--fs-base); color: var(--color-text); }

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-hover); }
a:focus-visible { outline: 2px solid var(--color-border-focus); outline-offset: 2px; }

img { max-width: 100%; height: auto; display: block; }
ul, ol { padding-left: var(--space-5); }

/* ========================================
   UTILITAIRES
   ======================================== */

.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-padding); }

.section { padding: var(--space-12) 0; }

.section-header { text-align: center; margin-bottom: var(--space-8); }
.section-title { margin-bottom: var(--space-2); }
.section-subtitle { font-size: var(--fs-lg); color: var(--color-text-muted); max-width: 650px; margin: 0 auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  font-family: var(--font-sans); font-size: var(--fs-sm); font-weight: 500; line-height: 1.5;
  padding: var(--space-2) var(--space-5); border-radius: var(--radius-md);
  border: 2px solid transparent; cursor: pointer; transition: all var(--transition-fast);
  text-decoration: none; white-space: nowrap;
}
.btn:focus-visible { outline: 2px solid var(--color-border-focus); outline-offset: 2px; }

.btn--primary { background: var(--color-primary); color: var(--color-white); border-color: var(--color-primary); }
.btn--primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); color: var(--color-white); }

.btn--secondary { background: transparent; color: var(--color-navy); border-color: var(--color-navy); }
.btn--secondary:hover { background: var(--color-navy); color: var(--color-white); }

.btn--outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn--outline:hover { background: var(--color-primary); color: var(--color-white); }

.btn--large { padding: var(--space-3) var(--space-6); font-size: var(--fs-base); }
.btn--small { padding: var(--space-1) var(--space-3); font-size: var(--fs-xs); }
.btn--full { width: 100%; }

.required { color: var(--color-error); }

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-sticky);
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: var(--space-5); }

.logo { display: flex; align-items: center; gap: var(--space-2); text-decoration: none; color: var(--color-navy); padding-top: 6px; }

.logo-mark {
  width: 32px; height: 32px; background: var(--color-primary); color: var(--color-white);
  border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-xs); letter-spacing: 0.02em;
}

.logo-text { font-family: 'Playfair Display', var(--font-serif); font-weight: 500; font-size: calc(var(--fs-lg) * 1.375); letter-spacing: 0.02em; color: var(--color-primary); }

.nav-list { display: flex; align-items: center; gap: var(--space-8); list-style: none; }

.nav-link { font-size: var(--fs-sm); font-weight: 500; color: var(--color-text-muted); padding: var(--space-1) 0; position: relative; }
.nav-link::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background: var(--color-primary); transition: width var(--transition-base); }
.nav-link:hover, .nav-link:focus { color: var(--color-navy); }
.nav-link:hover::after, .nav-link:focus::after { width: 100%; }
.nav-link--highlight { color: var(--color-white); background: var(--color-primary); padding: var(--space-1) var(--space-3); border-radius: var(--radius-full); }
.nav-link--highlight::after { display: none; }
.nav-link--highlight:hover { background: var(--color-primary-hover); color: var(--color-white); }

/* Keep Diagnostic CTRA-40 menu item white when active */
.nav-link--highlight.active {
  color: var(--color-white);
}

.header-cta { display: none; }

.nav-toggle { display: none; }

/* ========================================
   HERO - PLUS COMPACT
   ======================================== */

.hero { padding: calc(64px + var(--space-10)) 0 var(--space-10); position: relative; overflow: hidden; }

.hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 80% 50% at 20% 0%, rgba(0, 109, 119, 0.06) 0%, transparent 70%), radial-gradient(ellipse 60% 40% at 80% 100%, rgba(184, 115, 51, 0.04) 0%, transparent 60%); pointer-events: none; }

/* Hero cover image (full-bleed) */
.hero-cover-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-cover-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}

.hero-cover-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 22, 40, 0.8) 0%, rgba(0, 109, 119, 0.3) 100%);
  z-index: 0;
}

/* Force hero text to white when cover image is used */
.hero .hero-tag {
  color: var(--color-white) !important;
  background: rgba(255, 255, 255, 0.2) !important;
  border-color: rgba(255, 255, 255, 0.3) !important;
}
.hero .hero-title {
  color: var(--color-white) !important;
}
.hero .hero-title em {
  color: var(--color-copper-light) !important;
}
.hero .hero-subtitle {
  color: rgba(255, 255, 255, 0.95) !important;
}
.hero .hero-trust {
  color: rgba(255, 255, 255, 0.85) !important;
}

.hero-content { position: relative; z-index: 1; max-width: 700px; }

.hero-tag { display: inline-block; font-size: var(--fs-xs); font-weight: 600; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: var(--space-3); }

.hero-title { margin-bottom: var(--space-4); font-weight: 600; line-height: 1.25; }

.hero-subtitle { font-size: var(--fs-lg); color: var(--color-text-muted); margin-bottom: var(--space-6); max-width: 550px; }

.hero-cta-group { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-bottom: var(--space-5); }

.hero-trust { font-size: var(--fs-xs); color: var(--color-text-light); font-style: italic; }

/* ========================================
   SITUATIONS CARDS - PLUS COMPACTES
   ======================================== */

.situations { background: var(--color-bg-alt); }

.situations-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-5); align-items: stretch; }

.situation-card { background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-6); transition: all var(--transition-base); display: flex; flex-direction: column; }

.situation-card:hover { border-color: var(--color-primary-light); box-shadow: var(--shadow-lg); transform: translateY(-2px); }

.situation-icon { font-size: var(--fs-2xl); margin-bottom: var(--space-3); line-height: 1; }

.situation-title { font-size: var(--fs-xl); margin-bottom: var(--space-2); }

.situation-desc { font-size: var(--fs-sm); color: var(--color-text-muted); font-style: italic; margin-bottom: var(--space-3); }

.situation-signals { list-style: none; padding: 0; margin: 0 0 var(--space-4); flex: 1; font-size: var(--fs-xs); }
.situation-signals li { color: var(--color-text); padding: var(--space-1) 0 var(--space-1) var(--space-4); position: relative; border-bottom: 1px solid var(--color-border); }
.situation-signals li::before { content: '→'; position: absolute; left: 0; color: var(--color-primary); font-weight: 600; font-size: var(--fs-xs); }
.situation-signals li:last-child { border-bottom: none; }

.situation-link { font-weight: 500; display: inline-flex; align-items: center; gap: var(--space-1); font-size: var(--fs-sm); margin-top: auto; }
.situation-content { flex-grow: 1; }

/* ========================================
   VALUE PROP
   ======================================== */

.value-prop { background: var(--color-navy); color: var(--color-white); }
.value-prop .section-title { color: var(--color-white); }
.value-prop .section-subtitle { color: rgba(255,255,255,0.65); }

.value-grid { display: grid; grid-template-columns: 1fr 320px; gap: var(--space-8); align-items: start; }

.value-text { font-size: var(--fs-lg); color: rgba(255,255,255,0.8); margin-bottom: var(--space-6); }

.value-steps { display: flex; flex-direction: column; gap: var(--space-4); }

.value-step { display: flex; gap: var(--space-3); padding: var(--space-4); background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06); border-radius: var(--radius-md); transition: all var(--transition-base); }
.value-step:hover { border-color: var(--color-primary-light); background: rgba(0, 109, 119, 0.08); }

.value-step-number { width: 36px; height: 36px; background: var(--color-primary); color: var(--color-white); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-lg); flex-shrink: 0;  text-align:center;}

.value-step h4 { margin-bottom: var(--space-1); font-size: var(--fs-sm); color: var(--color-white); }
.value-step p { font-size: var(--fs-xs); color: rgba(255,255,255,0.65); margin: 0; }

.value-proofs { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.06); border-radius: var(--radius-lg); padding: var(--space-6); height: fit-content; position: sticky; top: 90px; }
.value-proofs h3 { color: var(--color-primary); font-size: var(--fs-sm); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: var(--space-4); padding-bottom: var(--space-2); border-bottom: 1px solid rgba(255,255,255,0.08); }

.proofs-list { list-style: none; padding: 0; margin: 0; }
.proofs-list li { font-size: var(--fs-xs); color: rgba(255,255,255,0.75); padding: var(--space-2) 0; border-bottom: 1px solid rgba(255,255,255,0.04); line-height: 1.5; }

.proofs-list--lg li { font-size: var(--fs-base); }
.proofs-list li:last-child { border-bottom: none; }
.proofs-list strong { color: var(--color-white); }

/* ========================================
   CTA SECTION
   ======================================== */

.cta-section { background: var(--color-cream); }
.cta-card { max-width: 700px; margin: 0 auto; text-align: center; padding: var(--space-10); background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-xl); box-shadow: var(--shadow-md); }
.cta-card h2 { margin-bottom: var(--space-3); font-size: var(--fs-2xl); }
.cta-card p { font-size: var(--fs-lg); color: var(--color-text-muted); margin-bottom: var(--space-6); }
.cta-note { font-size: var(--fs-xs); color: var(--color-text-light); margin-top: var(--space-3); }

/* ========================================
   MINI DIAGNOSTIC
   ======================================== */

.mini-diagnostic { background: var(--color-bg-alt); }
.quiz-preview { text-align: center; max-width: 550px; margin: 0 auto; padding: var(--space-6); background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); }
.quiz-preview p { margin-bottom: var(--space-4); color: var(--color-text-muted); font-size: var(--fs-sm); }

/* ========================================
   FOOTER
   ======================================== */

.footer { background: var(--color-navy); color: var(--color-white); padding: var(--space-12) 0 var(--space-6); }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: var(--space-8); margin-bottom: var(--space-10); }
.footer-brand { max-width: 280px; }
.footer-tagline { font-size: var(--fs-xs); color: rgba(255,255,255,0.55); line-height: 1.6; margin: var(--space-3) 0 var(--space-4); }
.footer-address { font-style: normal; font-size: var(--fs-xs); color: rgba(255,255,255,0.5); line-height: 1.6; }

.footer-nav h4 { color: var(--color-primary); font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: var(--space-3); }
.footer-nav ul { list-style: none; padding: 0; margin: 0; }
.footer-nav li { margin-bottom: var(--space-2); }
.footer-nav a { color: rgba(255,255,255,0.65); font-size: var(--fs-sm); }
.footer-nav a:hover { color: var(--color-primary); }

.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--space-3); padding-top: var(--space-6); border-top: 1px solid rgba(255,255,255,0.08); font-size: var(--fs-xs); color: rgba(255,255,255,0.35); }
.footer-bottom nav { display: flex; gap: var(--space-5); }
.footer-bottom a { color: rgba(255,255,255,0.35); }
.footer-bottom a:hover { color: var(--color-primary); }

/* ========================================
   MODAL CONTACT
   ======================================== */

.modal { position: fixed; inset: 0; z-index: var(--z-modal); display: flex; align-items: center; justify-content: center; padding: var(--space-4); }
.modal[hidden] { display: none; }
.modal-overlay { position: absolute; inset: 0; background: rgba(10, 22, 40, 0.7); backdrop-filter: blur(4px); }
.modal-content { position: relative; background: var(--color-white); border-radius: var(--radius-xl); padding: var(--space-6); width: 100%; max-width: 520px; max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-xl); animation: modalIn var(--transition-base); }
@keyframes modalIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

.modal-close { position: absolute; top: var(--space-3); right: var(--space-3); width: 36px; height: 36px; border: none; background: transparent; font-size: var(--fs-2xl); color: var(--color-text-light); cursor: pointer; border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; transition: all var(--transition-fast); }
.modal-close:hover { background: var(--color-border); color: var(--color-navy); }

.modal-header { margin-bottom: var(--space-5); text-align: center; }
.modal-header h2 { margin-bottom: var(--space-1); font-size: var(--fs-xl); }
.modal-header p { color: var(--color-text-muted); margin: 0; font-size: var(--fs-sm); }

.contact-form { display: flex; flex-direction: column; gap: var(--space-4); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.form-group { display: flex; flex-direction: column; gap: var(--space-1); }
.form-group label { font-size: var(--fs-xs); font-weight: 500; color: var(--color-navy); }
.form-group input, .form-group select, .form-group textarea { font-family: var(--font-sans); font-size: var(--fs-sm); padding: var(--space-2) var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-white); color: var(--color-text); transition: all var(--transition-fast); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--color-border-focus); box-shadow: 0 0 0 3px rgba(0, 109, 119, 0.12); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--color-text-light); }
.form-note { font-size: var(--fs-xs); color: var(--color-text-light); text-align: center; margin: var(--space-1) 0 0; }
.form-note a { text-decoration: underline; }

/* ========================================
   COMPOSANTS RÉUTILISABLES
   ======================================== */

.card { background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; transition: all var(--transition-base); margin-bottom: 0; }
.card:hover { border-color: var(--color-primary-light); box-shadow: var(--shadow-lg); }
.card-header { padding: var(--space-4); border-bottom: 1px solid var(--color-border); }
.card-body { padding: var(--space-2); }

.badge { display: inline-flex; align-items: center; font-size: var(--fs-base); font-weight: 500; padding: var(--space-1) var(--space-2); border-radius: var(--radius-full); }
.badge--primary { background: rgba(0, 109, 119, 0.12); color: var(--color-medical-dark); }
.badge--success { background: rgba(27, 122, 74, 0.12); color: var(--color-success); }
.badge--copper { background: rgba(184, 115, 51, 0.12); color: var(--color-copper-dark); }

.offre-card { display: flex; flex-direction: column; height: 100%; }
.offre-badge { display: inline-block; font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; padding: var(--space-1) var(--space-2); border-radius: var(--radius-full); margin-bottom: var(--space-2); }
.offre-title { font-size: var(--fs-sm); margin-bottom: var(--space-2); }
.offre-desc { color: var(--color-text-muted); margin-bottom: var(--space-3); flex: 1; font-size: var(--fs-sm); }

.offre-features { list-style: none; padding: 0; margin: var(--space-4) 0 var(--space-4); flex: 1; font-size: var(--fs-xs); }
.offre-features li { padding: var(--space-1) 0 var(--space-1) var(--space-4); position: relative; border-bottom: 1px solid var(--color-border); }
.offre-features li::before { content: '✓'; position: absolute; left: 0; color: var(--color-primary); font-weight: 600; }
.offre-features li:last-child { border-bottom: none; }

.offre-features p:not(:first-child) {
    font-size: 1.2em;
    color: var(--color-navy);
}

.process-step {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: var(--space-6);
}
.process-step:not(:last-child)::after { content: ''; position: absolute; left: 18px; top: 52px; bottom: 0; width: 2px; background: var(--color-border); }
.process-number { width: 36px; height: 36px; background: var(--color-primary); color: var(--color-white); border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-xl); flex-shrink: 0; z-index: 1;  text-align:center;}
.process-content { flex: 1; }
.process-title { font-size: var(--fs-lg); margin-bottom: var(--space-1); }
.process-desc { color: var(--color-text-muted); margin: 0; font-size: var(--fs-sm); }

.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: var(--fs-xs); }
th, td { padding: var(--space-2) var(--space-3); text-align: left; border-bottom: 1px solid var(--color-border); }
th { font-family: var(--font-sans); font-weight: 600; color: var(--color-navy); background: var(--color-cream); }
td { color: var(--color-text); }
tr:hover td { background: rgba(0, 109, 119, 0.03); }
tr:last-child td { border-bottom: none; }

.accordion { border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; }
.accordion-item { border-bottom: 1px solid var(--color-border); }
.accordion-item:last-child { border-bottom: none; }
.accordion-trigger { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: var(--space-3) var(--space-4); background: var(--color-white); border: none; font-family: var(--font-sans); font-size: var(--fs-sm); font-weight: 500; color: var(--color-navy); text-align: left; cursor: pointer; transition: background var(--transition-fast); }
.accordion-trigger:hover { background: var(--color-cream); }
.accordion-trigger:focus-visible { outline: 2px solid var(--color-border-focus); outline-offset: -2px; }
.accordion-icon { width: 20px; height: 20px; flex-shrink: 0; transition: transform var(--transition-base); }
.accordion-trigger[aria-expanded="true"] .accordion-icon { transform: rotate(180deg); }
.accordion-content { max-height: 0; overflow: hidden; transition: max-height var(--transition-base), padding var(--transition-base); }
.accordion-content.open { padding: 0 var(--space-4) var(--space-4); max-height: 500px; }
.accordion-content p { margin-bottom: var(--space-2); font-size: var(--fs-sm); }
.accordion-content ul { margin: var(--space-2) 0; padding-left: var(--space-5); }
.accordion-content li { margin-bottom: var(--space-1); font-size: var(--fs-sm); }

.timeline { position: relative; padding-left: var(--space-8); }
.timeline::before { content: ''; position: absolute; left: 3px; top: 0; bottom: 0; width: 2px; background: var(--color-border); }
.timeline-item { position: relative; padding-bottom: var(--space-6); }
.timeline-item::before { content: ''; position: absolute; left: -9px; top: 3px; width: 10px; height: 10px; background: var(--color-primary); border: 2px solid var(--color-white); border-radius: var(--radius-full); box-shadow: 0 0 0 2px var(--color-primary); }
.timeline-date { font-size: var(--fs-xs); font-weight: 600; color: var(--color-primary); text-transform: uppercase; letter-spacing: 0; padding-left: var(--space-3); margin-bottom: var(--space-1); }
.timeline-title { font-size: var(--fs-sm); margin-bottom: var(--space-1); }
.timeline-desc { color: var(--color-text-muted); margin: 0; font-size: var(--fs-xs); }

.alert { padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); border-left: 4px solid; display: flex; gap: var(--space-3); align-items: flex-start; }
.alert--info { background: rgba(10, 22, 40, 0.04); border-color: var(--color-navy); }
.alert--success { background: rgba(27, 122, 74, 0.08); border-color: var(--color-success); }
.alert--warning { background: rgba(184, 115, 51, 0.08); border-color: var(--color-copper); }
.alert--danger { background: rgba(192, 57, 43, 0.08); border-color: var(--color-error); }
.alert-icon { flex-shrink: 0; margin-top: 1px; font-size: var(--fs-sm); }
.alert-content { flex: 1; }
.alert-title { font-weight: 600; margin-bottom: var(--space-1); font-size: var(--fs-sm); }
.alert-text { margin: 0; font-size: var(--fs-xs); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-2) var(--space-5); }




/* Ensure grid container is tall enough for sticky */
.section-alt > .container > .grid-2 {
  align-items: stretch;
}

@media (max-width: 1024px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .grid-2 > div:last-child {
    position: static;
  }
  .grid-2 > div:last-child > aside {
    position: static;
  }
}

aside.card {
  position: sticky !important;
  top: 100px !important;
  height: fit-content;
}

aside.offres-naturelles-sidebar {
  position: static !important;
  height: fit-content;
}

/* Ensure grid container has enough height for sticky */
.section-alt > .container > .grid-2 {
  align-items: stretch;
}
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }

@media (max-width: 1024px) { .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.section-alt { background: var(--color-bg-alt); }
.section-dark { background: var(--color-navy); color: var(--color-white); }
.section-dark .section-title { color: var(--color-white); }
.section-dark .section-subtitle { color: rgba(255,255,255,0.65); }

.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); font-size: var(--fs-xs); color: var(--color-text-muted); margin-bottom: var(--space-4); }
.breadcrumb a { color: var(--color-text-muted); } .breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-separator { color: var(--color-text-light); }
.breadcrumb-current { color: var(--color-navy); font-weight: 500; }

.page-header { padding: calc(64px + var(--space-8)) var(--space-2) var(--space-8); background: var(--color-cream); border-bottom: 1px solid var(--color-border); }
.page-header-title { margin-bottom: var(--space-1); }
.page-header-desc { font-size: var(--fs-lg); color: var(--color-text-muted); max-width: 700px; }

.sidebar { position: sticky; top: 84px; height: fit-content; }
.sidebar-nav { list-style: none; padding: 0; margin: 0; }
.sidebar-nav li { margin-bottom: var(--space-1); }
.sidebar-nav a { display: block; padding: var(--space-2) var(--space-3); border-radius: var(--radius-md); font-size: var(--fs-sm); color: var(--color-text-muted); transition: all var(--transition-fast); }
.sidebar-nav a:hover, .sidebar-nav a.active { background: var(--color-cream); color: var(--color-primary); font-weight: 500; }

/* Progress bar */
.progress-bar { height: 6px; background: var(--color-border); border-radius: var(--radius-full); overflow: hidden; }
.progress-bar > div { height: 100%; background: var(--color-primary); border-radius: var(--radius-full); transition: width 0.5s ease; }

/* Toast */
@keyframes slideIn { from { opacity: 0; transform: translateX(100%); } to { opacity: 1; transform: translateX(0); } }
@keyframes slideOut { from { opacity: 1; transform: translateX(0); } to { opacity: 0; transform: translateX(100%); } }
@keyframes shake { 0%,100%{transform:translateX(0)} 10%,30%,50%,70%,90%{transform:translateX(-6px)} 20%,40%,60%,80%{transform:translateX(6px)} }
.nav-link.active { color: var(--color-primary); }
.nav-link.active::after { width: 100%; }

/* Keep Diagnostic CTRA-40 menu item white when active */
.nav-link--highlight.active {
  color: var(--color-white) !important;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; max-width: none; }
  .value-grid { grid-template-columns: 1fr; }
  .value-proofs { position: static; }
}

@media (max-width: 768px) {
  .header-inner { height: 56px; }
  .nav { position: fixed; top: 56px; left: 0; right: 0; background: var(--color-white); border-bottom: 1px solid var(--color-border); padding: var(--space-4); transform: translateY(-100%); opacity: 0; visibility: hidden; transition: all var(--transition-base); box-shadow: var(--shadow-lg); }
  .nav.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav-list { flex-direction: column; align-items: stretch; gap: var(--space-1); }
  .nav-link { padding: var(--space-2) var(--space-3); border-radius: var(--radius-md); text-align: left; }
  .nav-link::after { display: none; } .nav-link:hover { background: var(--color-cream); }
  .nav-link--highlight { text-align: center; }
  .header-cta { display: inline-flex; }
  .nav-toggle { display: flex; flex-direction: column; justify-content: space-between; width: 22px; height: 16px; background: none; border: none; cursor: pointer; padding: 0; z-index: var(--z-sticky); }
  .nav-toggle-bar { display: block; width: 100%; height: 2px; background: var(--color-navy); border-radius: 2px; transition: all var(--transition-base); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero { padding: calc(56px + var(--space-8)) 0 var(--space-8); }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  :root { --container-padding: var(--space-4); }
  .hero-cta-group { flex-direction: column; }
  .btn--large { width: 100%; }
}

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; } }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Wide offre-card to span two columns */
.offre-card.wide { grid-column: span 2; }

/* ===== TRUST BAR ===== */
.trust-bar {
  padding: var(--space-6) 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}
.trust-label {
  text-align: center;
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}
.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-12);
  flex-wrap: wrap;
}
.trust-logo {
  opacity: 0.6;
  transition: opacity var(--transition-base);
}
.trust-logo:hover {
  opacity: 1;
}
.trust-logo svg {
  display: block;
}

/* Print */
@media print { .header, .footer, .modal, .btn, .nav, .hero-cta-group, .cta-section, .mini-diagnostic { display: none !important; } .hero { padding-top: 0 !important; } .section { page-break-inside: avoid; } body { font-size: 10pt; line-height: 1.5; } a { text-decoration: none; color: inherit; } }
.process-step > .process-number {
  justify-self: center;
}

/* Larger steps for index hero */
.value-steps--lg .value-step h4 { font-size: var(--fs-lg); }
.value-steps--lg .value-step p { font-size: var(--fs-base); }



.text-unified { color: var(--color-navy); font-size: var(--fs-base); }
.text-unified li { color: var(--color-navy); font-size: var(--fs-base); }

h3.offre-title { background-color:#006D77; color:#fff; display:inline-block; padding:var(--space-1) var(--space-2); border-radius:var(--radius-full); font-size:var(--fs-xs); font-weight:600; text-transform:uppercase; letter-spacing:0.04em; margin-bottom:var(--space-2); }