/* ═══════════════════════════════════════════════════════════════════════════
   4ENECO — DESIGN SYSTEM v1
   Préfixe : e-
   Charte : #F1C4OF (jaune) · #013759 (bleu) · #FFFFFF (blanc)
   Principe : le blanc domine. Le bleu structure. Le jaune ponctue.
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── 1. TOKENS ───────────────────────────────────────────────────────────── */
:root {
  /* Couleurs de marque (charte, inchangées) */
  --e-navy:        #013759;
  --e-yellow:      #f1c40f;
  --e-white:       #ffffff;

  /* Déclinaisons fonctionnelles (dérivées, jamais inventées) */
  --e-navy-900:    #01283f;   /* fonds sombres, footer */
  --e-navy-600:    #0a5183;   /* liens, hover */
  --e-on-yellow:   #1a1500;   /* texte sur jaune — contraste 11:1 */
  --e-yellow-soft: #fef6d4;   /* aplats très légers */

  /* Neutres froids (teintés bleu, pas crème) */
  --e-ink:         #0b1f2e;   /* texte principal */
  --e-slate:       #56697a;   /* texte secondaire — 5.2:1 sur blanc */
  --e-line:        #e2e8ec;   /* filets, bordures */
  --e-mist:        #f4f7f9;   /* sections alternées */

  /* Typographie */
  --e-sans: "Figtree", "Product Sans", -apple-system, "Segoe UI", system-ui, sans-serif;
  --e-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;

  --e-t-display: clamp(2.6rem, 5.6vw, 4.4rem);
  --e-t-h1:      clamp(2.1rem, 4.4vw, 3.2rem);
  --e-t-h2:      clamp(1.7rem, 3.2vw, 2.5rem);
  --e-t-h3:      1.22rem;
  --e-t-lead:    clamp(1.05rem, 1.3vw, 1.22rem);
  --e-t-label:   .74rem;

  /* Espacements — base 8 */
  --e-s1: .25rem;  --e-s2: .5rem;   --e-s3: .75rem;  --e-s4: 1rem;
  --e-s5: 1.5rem;  --e-s6: 2rem;    --e-s7: 3rem;    --e-s8: 4rem;
  --e-s9: 6rem;    --e-s10: 8rem;
  --e-section: clamp(4.5rem, 9vw, 9.5rem);

  /* Rayons — 3 valeurs, pas une de plus */
  --e-r-sm: 6px;
  --e-r-md: 10px;   /* TOUS les boutons et champs */
  --e-r-lg: 20px;   /* toutes les cartes */

  /* Ombres — discrètes */
  --e-sh-1: 0 1px 2px rgba(11,31,46,.04), 0 8px 24px rgba(11,31,46,.05);
  --e-sh-2: 0 2px 4px rgba(11,31,46,.05), 0 18px 40px rgba(11,31,46,.09);

  /* Transition unique */
  --e-ease: 220ms cubic-bezier(.2,.7,.3,1);

  /* Grille */
  --e-max: 1180px;
  --e-gutter: clamp(1.25rem, 4vw, 2.5rem);
}

/* ── 2. RESET & BASE ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

.e-page {
  margin: 0;
  font-family: var(--e-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--e-ink);
  background: var(--e-white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.e-page img { max-width: 100%; display: block; }
.e-page a { color: var(--e-navy-600); }

.e-page h1, .e-page h2, .e-page h3, .e-page h4 {
  font-family: var(--e-sans);
  font-weight: 700;
  letter-spacing: -.028em;
  line-height: 1.08;
  color: var(--e-navy);
  margin: 0 0 var(--e-s4);
  text-wrap: balance;
}
.e-page p { margin: 0 0 var(--e-s4); }
.e-page p:last-child { margin-bottom: 0; }

:where(a, button, input, textarea, select):focus-visible {
  outline: 3px solid var(--e-yellow);
  outline-offset: 3px;
  border-radius: var(--e-r-sm);
}

/* ── 3. GRILLE & SECTIONS ────────────────────────────────────────────────── */
.e-wrap {
  width: 100%;
  max-width: var(--e-max);
  margin-inline: auto;
  padding-inline: var(--e-gutter);
}
.e-wrap--narrow { max-width: 780px; }

.e-sec { padding-block: var(--e-section); }
.e-sec--mist  { background: var(--e-mist); }
.e-sec--navy  { background: var(--e-navy); color: rgba(255,255,255,.78); }
.e-sec--navy h1, .e-sec--navy h2, .e-sec--navy h3 { color: var(--e-white); }
.e-sec--tight { padding-block: calc(var(--e-section) * .6); }

.e-grid { display: grid; gap: var(--e-s5); }
@media (min-width: 760px) {
  .e-grid--2 { grid-template-columns: repeat(2, 1fr); }
  .e-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .e-grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1000px) {
  .e-grid--4 { grid-template-columns: repeat(4, 1fr); }
  .e-grid--split { grid-template-columns: 1fr 1fr; gap: var(--e-s8); align-items: center; }
}

/* ── 4. TYPOGRAPHIE UTILITAIRE ───────────────────────────────────────────── */
/* Eyebrow : mono = ce site parle de mesure. Jamais décoratif. */
.e-label {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--e-mono);
  font-size: var(--e-t-label);
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--e-slate);
  margin: 0 0 var(--e-s4);
}
.e-label::before {
  content: ""; width: 18px; height: 2px;
  background: var(--e-yellow); flex: none;
}
.e-sec--navy .e-label { color: rgba(255,255,255,.62); }

.e-display { font-size: var(--e-t-display); }
.e-h1 { font-size: var(--e-t-h1); }
.e-h2 { font-size: var(--e-t-h2); }
.e-h3 { font-size: var(--e-t-h3); letter-spacing: -.015em; }

.e-lead {
  font-size: var(--e-t-lead);
  line-height: 1.6;
  color: var(--e-slate);
  max-width: 58ch;
  margin: 0 0 var(--e-s6);
}
.e-sec--navy .e-lead { color: rgba(255,255,255,.75); }

.e-small { font-size: .875rem; line-height: 1.6; color: var(--e-slate); }
.e-note  { font-size: .8rem; color: var(--e-slate); opacity: .85; }

/* Surlignage jaune — une seule fois par écran */
.e-mark {
  background: var(--e-yellow);
  color: var(--e-on-yellow);
  padding: 0 .18em;
  border-radius: 4px;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

/* Chiffre mesuré — toujours en mono */
.e-num {
  font-family: var(--e-mono);
  font-weight: 600;
  font-size: clamp(2rem, 4vw, 2.9rem);
  letter-spacing: -.03em;
  line-height: 1;
  color: var(--e-navy);
  display: block;
}
.e-sec--navy .e-num { color: var(--e-yellow); }

/* ── 5. BOUTONS — un composant, quatre variantes, zéro exception ─────────── */
.e-btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5rem;
  font-family: var(--e-sans);
  font-size: .95rem;
  font-weight: 600;
  line-height: 1;
  padding: .95rem 1.6rem;
  border-radius: var(--e-r-md);
  border: 1.5px solid transparent;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--e-ease), background-color var(--e-ease),
              border-color var(--e-ease), box-shadow var(--e-ease), color var(--e-ease);
}
.e-btn:hover { transform: translateY(-2px); }
.e-btn:active { transform: translateY(0); }
.e-btn i, .e-btn svg { font-size: 1em; transition: transform var(--e-ease); }
.e-btn:hover i.e-arrow { transform: translateX(3px); }

.e-btn--primary { background: var(--e-yellow); color: var(--e-on-yellow); box-shadow: 0 6px 20px rgba(241,196,15,.32); }
.e-btn--primary:hover { color: var(--e-on-yellow); box-shadow: 0 10px 28px rgba(241,196,15,.42); }

.e-btn--dark { background: var(--e-navy); color: var(--e-white); }
.e-btn--dark:hover { background: var(--e-navy-600); color: var(--e-white); }

.e-btn--ghost { border-color: var(--e-line); color: var(--e-navy); background: var(--e-white); }
.e-btn--ghost:hover { border-color: var(--e-navy); color: var(--e-navy); box-shadow: var(--e-sh-1); }

.e-btn--light { border-color: rgba(255,255,255,.28); color: var(--e-white); background: transparent; }
.e-btn--light:hover { background: rgba(255,255,255,.1); color: var(--e-white); }

.e-btn--lg { padding: 1.1rem 2rem; font-size: 1rem; }
.e-btn--full { width: 100%; }

.e-btns { display: flex; flex-wrap: wrap; gap: var(--e-s3); }

/* Lien-flèche discret */
.e-arrowlink {
  display: inline-flex; align-items: center; gap: .45rem;
  font-weight: 600; font-size: .93rem;
  color: var(--e-navy); text-decoration: none;
  border-bottom: 2px solid var(--e-yellow);
  padding-bottom: 2px;
  transition: gap var(--e-ease);
}
.e-arrowlink:hover { gap: .8rem; color: var(--e-navy); }

/* ── 6. CARTES ───────────────────────────────────────────────────────────── */
.e-card {
  background: var(--e-white);
  border: 1px solid var(--e-line);
  border-radius: var(--e-r-lg);
  padding: var(--e-s6);
  transition: transform var(--e-ease), box-shadow var(--e-ease), border-color var(--e-ease);
}
a.e-card { text-decoration: none; color: inherit; display: block; }
a.e-card:hover, .e-card--hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--e-sh-2);
  border-color: transparent;
}
.e-card h3 { margin-bottom: var(--e-s2); }
.e-card p  { color: var(--e-slate); font-size: .95rem; margin-bottom: 0; }
.e-card--muted { background: var(--e-mist); border-color: transparent; }
.e-card--dashed { background: transparent; border-style: dashed; }
.e-card--flat { border: 0; padding: 0; background: transparent; }

/* Icône de carte — même boîte, même taille, même trait, partout */
.e-ico {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: var(--e-r-md);
  background: var(--e-yellow-soft);
  color: var(--e-navy);
  font-size: 1.2rem;
  margin-bottom: var(--e-s4);
  flex: none;
}
.e-ico--navy { background: var(--e-navy); color: var(--e-yellow); }
.e-ico--outline { background: transparent; border: 1.5px dashed var(--e-line); color: var(--e-slate); }

/* Média produit */
.e-media {
  border-radius: var(--e-r-lg);
  overflow: hidden;
  background: var(--e-mist);
  aspect-ratio: 4 / 3;
  display: grid; place-items: center;
  border: 1px solid var(--e-line);
}
.e-media img { width: 100%; height: 100%; object-fit: cover; }
.e-media--wide { aspect-ratio: 16 / 10; }

/* ── 7. BADGES ───────────────────────────────────────────────────────────── */
.e-badge {
  display: inline-flex; align-items: center; gap: .35rem;
  font-family: var(--e-mono);
  font-size: .68rem; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase;
  padding: .3rem .6rem;
  border-radius: var(--e-r-sm);
  background: var(--e-mist);
  color: var(--e-slate);
  border: 1px solid var(--e-line);
}
.e-badge--live { background: var(--e-yellow); color: var(--e-on-yellow); border-color: transparent; }
.e-badge--soon { background: transparent; }
.e-badge--dark { background: rgba(255,255,255,.1); color: rgba(255,255,255,.8); border-color: rgba(255,255,255,.18); }

/* ── 8. SIGNATURE : LE RELEVÉ ────────────────────────────────────────────── */
/* L'élément mémorable du site. C'est littéralement ce que le produit fabrique. */
.e-releve {
  font-family: var(--e-mono);
  background: var(--e-white);
  border: 1px solid var(--e-line);
  border-radius: var(--e-r-lg);
  padding: var(--e-s5);
  box-shadow: var(--e-sh-2);
  max-width: 420px;
}
.e-releve__head {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: var(--e-s3);
  padding-bottom: var(--e-s3);
  border-bottom: 1.5px dashed var(--e-line);
}
.e-releve__title {
  font-size: .8rem; font-weight: 600; letter-spacing: .06em;
  text-transform: uppercase; color: var(--e-navy);
}
.e-releve__rows { display: grid; gap: .55rem; padding-block: var(--e-s4); }
.e-releve__row {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: var(--e-s4); font-size: .82rem; color: var(--e-slate);
}
.e-releve__row b { color: var(--e-ink); font-weight: 600; white-space: nowrap; }
.e-releve__row--total {
  border-top: 1px solid var(--e-line);
  padding-top: .7rem; margin-top: .2rem;
}
.e-releve__row--total b { color: var(--e-navy); background: var(--e-yellow); padding: 0 .3em; border-radius: 4px; }
.e-releve__foot {
  border-top: 1.5px dashed var(--e-line);
  padding-top: var(--e-s3);
  font-size: .68rem; color: var(--e-slate); line-height: 1.5;
}

/* ── 9. FORMULAIRES ──────────────────────────────────────────────────────── */
.e-field { display: block; margin-bottom: var(--e-s4); }
.e-field__label {
  display: block; font-size: .85rem; font-weight: 600;
  color: var(--e-navy); margin-bottom: .4rem;
}
.e-input, .e-select, .e-textarea {
  width: 100%;
  font-family: var(--e-sans); font-size: 1rem;
  color: var(--e-ink); background: var(--e-white);
  padding: .85rem 1rem;
  border: 1.5px solid var(--e-line);
  border-radius: var(--e-r-md);
  transition: border-color var(--e-ease), box-shadow var(--e-ease);
}
.e-input:focus, .e-select:focus, .e-textarea:focus {
  border-color: var(--e-navy);
  box-shadow: 0 0 0 4px rgba(1,55,89,.08);
  outline: none;
}
.e-textarea { min-height: 130px; resize: vertical; }
.e-field__hint { font-size: .78rem; color: var(--e-slate); margin-top: .35rem; }

/* ── 10. FAQ ─────────────────────────────────────────────────────────────── */
.e-faq { border-top: 1px solid var(--e-line); }
.e-faq__item { border-bottom: 1px solid var(--e-line); }
.e-faq__q {
  width: 100%; display: flex; justify-content: space-between; align-items: center;
  gap: var(--e-s4); text-align: left;
  background: none; border: 0; cursor: pointer;
  font-family: var(--e-sans); font-size: 1.05rem; font-weight: 600;
  color: var(--e-navy); padding: 1.4rem 0;
}
.e-faq__q::after {
  content: "+"; font-family: var(--e-mono); font-size: 1.4rem; font-weight: 400;
  color: var(--e-slate); flex: none; transition: transform var(--e-ease);
}
.e-faq__item[open] .e-faq__q::after { transform: rotate(45deg); }
.e-faq__a {
  padding: 0 0 1.4rem; max-width: 68ch;
  color: var(--e-slate); font-size: .97rem;
}
details.e-faq__item > summary { list-style: none; }
details.e-faq__item > summary::-webkit-details-marker { display: none; }

/* ── 11. ANIMATIONS — fade + rise, rien d'autre ──────────────────────────── */
.e-rise {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 620ms cubic-bezier(.2,.7,.3,1), transform 620ms cubic-bezier(.2,.7,.3,1);
}
.e-rise.is-in { opacity: 1; transform: none; }
.e-rise[data-delay="1"] { transition-delay: 90ms; }
.e-rise[data-delay="2"] { transition-delay: 180ms; }
.e-rise[data-delay="3"] { transition-delay: 270ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .e-rise { opacity: 1; transform: none; }
  .e-btn:hover, a.e-card:hover, .e-card--hover:hover { transform: none; }
}

/* ── 12. UTILITAIRES (les seuls autorisés) ───────────────────────────────── */
.e-center { text-align: center; }
.e-center .e-lead, .e-center .e-label { margin-inline: auto; }
.e-center .e-label { display: inline-flex; }
.e-center .e-btns { justify-content: center; }
.e-mt2 { margin-top: var(--e-s2); }
.e-mt4 { margin-top: var(--e-s4); }
.e-mt6 { margin-top: var(--e-s6); }
.e-mt8 { margin-top: var(--e-s8); }
.e-hide-sm { display: none; }
@media (min-width: 900px) { .e-hide-sm { display: initial; } }