/* ─────────────────────────────────────────
   FONTS — AKKURAT (LOCAL)
───────────────────────────────────────── */

@font-face {
  font-family: "Akkurat";
  src: url("../fonts/Akkurat-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Akkurat";
  src: url("../fonts/Akkurat-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Akkurat";
  src: url("../fonts/Akkurat-Light.woff2") format("woff2");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

/* ─────────────────────────────────────────
   TOKENS — variables de design
───────────────────────────────────────── */

:root {
  /* — Couleurs principales — */
  --color-main:        #114294;
  --color-main-dark:   #0a2558;
  --color-main-light:  #eaf0fa;
  --color-accent:      #d4541f;
  --color-accent-dark: #b8461a;

  /* — Neutres — */
  --color-white:          #ffffff;
  --color-bg:             #ffffff;
  --color-bg-alt:         #f4f5f7;
  --color-text:           #0f0f0f;
  --color-text-secondary: #4a4a4a;
  --color-text-on-dark:   rgba(255, 255, 255, 0.75);
  --color-border:         #d9dce3;

  /* — Alias legacy (contact.css) — */
  --primary:    var(--color-main);
  --background: var(--color-bg);
  --accent:     var(--color-accent);
  --text:       var(--color-text);
  --spacing:    1rem;

  /* — Typographie — */
  --font-base: "Akkurat", "Helvetica Neue", Arial, sans-serif;
  --font-body: "DM Sans", "Helvetica Neue", Arial, sans-serif;

  --text-display: clamp(2.8rem, 6vw, 5rem);
  --text-h1:      clamp(2.2rem, 4vw, 3.5rem);
  --text-h2:      clamp(1.6rem, 2.5vw, 2.2rem);
  --text-h3:      clamp(1.2rem, 1.8vw, 1.5rem);
  --text-h4:      1.125rem;
  --text-lg:      1.125rem;
  --text-base:    1rem;
  --text-sm:      0.9375rem;
  --text-xs:      0.8125rem;

  --leading-tight:  1.15;
  --leading-normal: 1.55;
  --leading-loose:  1.6;

  --tracking-tight:  -0.02em;
  --tracking-normal:  0em;
  --tracking-wide:    0.08em;
  --tracking-wider:   0.15em;

  /* — Espacements — */
  --space-1:  0.5rem;
  --space-2:  1rem;
  --space-3:  1.5rem;
  --space-4:  2rem;
  --space-6:  3rem;
  --space-8:  4rem;
  --space-12: 6rem;
  --space-16: 8rem;

  /* — Layout — */
  --grid-max:           1280px;
  --grid-gutter:        clamp(1.5rem, 4vw, 4rem);
  --section-padding-y:  clamp(5rem, 10vw, 9rem);
  --section-padding-sm: clamp(3rem, 6vw, 5rem);

  /* — Effets — */
  --radius-pill: 100px;
  --radius-sm:   4px;
  --radius-md:   8px;

  --shadow-sm:    0 2px 12px rgba(17, 66, 148, 0.07), 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md:    0 12px 32px rgba(17, 66, 148, 0.13), 0 2px 6px rgba(0, 0, 0, 0.06);
  --shadow-lg:    0 16px 48px rgba(17, 66, 148, 0.18);

  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.5s ease-out;

  /* — Boutons (base partagée) — */
  --btn-padding-y:  0.875rem;
  --btn-padding-x:  2.25rem;
  --btn-font-size:  var(--text-sm);
  --btn-radius:     var(--radius-pill);
  --btn-tracking:   0.04em;
}

/* ─────────────────────────────────────────
   RESET & BASE
───────────────────────────────────────── */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scrollbar-width: none;
}

html::-webkit-scrollbar { display: none; }

body {
  font-family: var(--font-base);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: var(--leading-loose);
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: var(--color-main);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast);
}

a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ─────────────────────────────────────────
   TYPOGRAPHIE
───────────────────────────────────────── */

h1, h2, h3, h4 {
  font-family: var(--font-base);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  color: var(--color-text);
}

h1 { font-size: var(--text-h1); color: var(--color-main); }
h2 { font-size: var(--text-h2); color: var(--color-main); }
h3 { font-size: var(--text-h3); }
h4 { font-size: var(--text-h4); }

p {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-loose);
}

/* Titres et sous-titres de section */
.section-title {
  font-family: var(--font-base);
  font-size: var(--text-h2);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  color: var(--color-main);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-loose);
}

/* Adaptations sur fonds colorés */
.section--dark  h1,
.section--dark  h2,
.section--dark  h3,
.section--dark  h4,
.section--dark  .section-title { color: var(--color-white); }
.section--dark  p,
.section--dark  .section-subtitle { color: var(--color-text-on-dark); }

.section--blue  h1,
.section--blue  h2,
.section--blue  h3,
.section--blue  h4,
.section--blue  .section-title { color: var(--color-white); }
.section--blue  p,
.section--blue  .section-subtitle { color: var(--color-text-on-dark); }

/* ─────────────────────────────────────────
   CONTAINER
───────────────────────────────────────── */

.container {
  max-width: var(--grid-max);
  margin-inline: auto;
  padding-inline: var(--grid-gutter);
}

.page-default {
  padding-top: calc(120px + clamp(3rem, 6vw, 5rem));
  padding-bottom: clamp(5rem, 10vw, 9rem);
}

/* ─────────────────────────────────────────
   SECTIONS
───────────────────────────────────────── */

.section {
  padding-block: var(--section-padding-y);
  position: relative;
}

.section--sm {
  padding-block: var(--section-padding-sm);
}

/* Variantes de fond */
.section--white  { background: var(--color-bg); }
.section--alt    { background: var(--color-bg-alt); }
.section--dark   { background: var(--color-main-dark); }
.section--blue   { background: var(--color-main); }
.section--dotted {
  background-color: var(--color-bg-alt);
  background-image: radial-gradient(rgba(17, 66, 148, 0.04) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Layout interne */
.section__inner {
  max-width: var(--grid-max);
  margin-inline: auto;
  padding-inline: var(--grid-gutter);
}

/* En-tête de section */
.section__header {
  margin-bottom: clamp(3rem, 5vw, 5rem);
  max-width: 560px;
}

.section__header--centered {
  margin-inline: auto;
  text-align: center;
}

/* ─────────────────────────────────────────
   EYEBROW
───────────────────────────────────────── */

.eyebrow {
  display: inline-block;
  font-family: var(--font-base);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  position: relative;
}

.eyebrow--badge {
  color: var(--color-white);
  padding: 0.35em 0.9em;
  isolation: isolate;
  align-self: flex-start;
}

.eyebrow--light {
  color: var(--color-white);
}

.eyebrow--badge .eyebrow-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

/* ─────────────────────────────────────────
   DIVIDER
───────────────────────────────────────── */

.divider-accent {
  display: block;
  width: 3.5rem;
  height: 3px;
  background: var(--color-accent);
  margin-bottom: var(--space-4);
}

/* ─────────────────────────────────────────
   BOUTONS — base commune
───────────────────────────────────────── */

.btn-primary,
.btn-secondary,
.btn-outline,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-base);
  font-size: var(--btn-font-size);
  font-weight: 700;
  letter-spacing: var(--btn-tracking);
  text-transform: uppercase;
  padding: var(--btn-padding-y) var(--btn-padding-x);
  border-radius: var(--btn-radius);
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
}

/* Plein — bleu → orange au hover */
.btn-primary {
  background: var(--color-main);
  color: var(--color-white);
  border-color: transparent;
}
.btn-primary:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

/* Plein — orange → orange foncé au hover */
.btn-secondary {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: transparent;
}
.btn-secondary:hover {
  background: var(--color-accent-dark);
  color: var(--color-white);
}

/* Contour sur fond clair */
.btn-outline {
  background: transparent;
  color: var(--color-main);
  border-color: var(--color-main);
}
.btn-outline:hover {
  background: rgba(17, 66, 148, 0.08);
  border-color: var(--color-main);
  color: var(--color-main);
}

/* Contour sur fond sombre / photo */
.btn-ghost {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--color-white);
  color: var(--color-white);
}

/* ─────────────────────────────────────────
   BTN-LINK — lien avec icône circulaire + underline animé
   Usage : <a class="btn-link" href="…">
             <span class="btn-link__icon"><i class="ph ph-arrow-right"></i></span>
             Texte du lien
           </a>
───────────────────────────────────────── */

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-base);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-main);
  border-bottom: none;
  position: relative;
  white-space: nowrap;
}

/* Underline animé qui part de après l'icône */
.btn-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 2.5rem; /* largeur icône + gap */
  right: 0;
  height: 1.5px;
  background: currentColor;
  clip-path: inset(0 100% 0 0);
  transition: clip-path var(--transition-base);
}

.btn-link:hover {
  color: var(--color-accent);
  border-bottom: none;
}

.btn-link:hover::after {
  clip-path: inset(0 0% 0 0);
}

/* Icône circulaire */
.btn-link__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  border: 2px solid currentColor;
  font-size: 1rem;
  flex-shrink: 0;
  transition:
    background var(--transition-fast),
    color var(--transition-fast);
}

.btn-link:hover .btn-link__icon {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

/* Variante sur fond sombre */
.section--dark .btn-link,
.section--blue .btn-link {
  color: var(--color-white);
}

.section--dark .btn-link:hover,
.section--blue .btn-link:hover {
  color: rgba(255, 255, 255, 0.7);
}

.section--dark .btn-link:hover .btn-link__icon,
.section--blue .btn-link:hover .btn-link__icon {
  background: var(--color-white);
  border-color: var(--color-white);
  color: var(--color-main);
}

/* ─────────────────────────────────────────
   TAGS
───────────────────────────────────────── */

.tag {
  display: inline-block;
  background: var(--color-main-light);
  color: var(--color-main);
  font-family: var(--font-base);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
}

/* ─────────────────────────────────────────
   CARTES
───────────────────────────────────────── */

.card {
  border-radius: var(--radius-sm);
  padding: var(--space-6);
  cursor: default;
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
}

/* — Variante blanche — */
.card--white {
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.card--white:hover                { box-shadow: var(--shadow-md); }
.card--white .card__title         { color: var(--color-text); }
.card--white .card__body          { color: var(--color-text-secondary); }
.card--white .card-icon           { background: var(--color-main-light); }
.card--white .card-icon i         { color: var(--color-main); }
.card--white:hover .card-icon     { background: var(--color-text); }
.card--white:hover .card-icon i   { color: var(--color-white); }

/* — Variante bleue — */
.card--blue {
  background: var(--color-main);
  box-shadow: 0 2px 12px rgba(17, 66, 148, 0.18), 0 1px 3px rgba(0, 0, 0, 0.06);
}
.card--blue:hover                 { box-shadow: 0 12px 32px rgba(17, 66, 148, 0.28), 0 2px 6px rgba(0, 0, 0, 0.07); }
.card--blue .card__title          { color: var(--color-white); }
.card--blue .card__body           { color: var(--color-text-on-dark); }
.card--blue .card-icon            { background: rgba(255, 255, 255, 0.15); }
.card--blue .card-icon i          { color: var(--color-white); }
.card--blue:hover .card-icon      { background: rgba(255, 255, 255, 0.28); }

/* — Variante orange — */
.card--orange {
  background: var(--color-accent);
  box-shadow: 0 2px 12px rgba(212, 84, 31, 0.18), 0 1px 3px rgba(0, 0, 0, 0.06);
}
.card--orange:hover               { box-shadow: 0 12px 32px rgba(212, 84, 31, 0.28), 0 2px 6px rgba(0, 0, 0, 0.07); }
.card--orange .card__title        { color: var(--color-white); }
.card--orange .card__body         { color: rgba(255, 255, 255, 0.8); }
.card--orange .card-icon          { background: rgba(255, 255, 255, 0.2); }
.card--orange .card-icon i        { color: var(--color-white); }
.card--orange:hover .card-icon    { background: rgba(255, 255, 255, 0.32); }

/* — Variante photo — */
.card--photo {
  background-color: var(--color-accent);
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12), 0 1px 3px rgba(0, 0, 0, 0.06);
}
.card--photo::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(160deg, rgba(212, 84, 31, 0.45) 0%, rgba(212, 84, 31, 0.30) 100%),
    linear-gradient(180deg, rgba(10, 37, 88, 0.35) 0%, rgba(10, 37, 88, 0.55) 100%);
  transition: opacity var(--transition-base);
}
.card--photo:hover::before        { opacity: 0.85; }
.card--photo:hover                { box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22), 0 2px 6px rgba(0, 0, 0, 0.07); }
.card--photo .card-icon,
.card--photo .card__title,
.card--photo .card__body          { position: relative; z-index: 1; }
.card--photo .card__title         { color: var(--color-white); }
.card--photo .card__body          { color: rgba(255, 255, 255, 0.78); }
.card--photo .card-icon           { background: rgba(255, 255, 255, 0.18); }
.card--photo .card-icon i         { color: var(--color-white); }
.card--photo:hover .card-icon     { background: rgba(255, 255, 255, 0.3); }

/* Éléments internes */
.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
  flex-shrink: 0;
  transition: background var(--transition-fast);
}

.card-icon i {
  font-size: 1.5rem;
  transition: color var(--transition-fast);
}

.card__title {
  font-family: var(--font-base);
  font-size: var(--text-h3);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2);
}

.card__body {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: var(--leading-loose);
}

/* ─────────────────────────────────────────
   PHOTO DÉCORÉE
   Structure : .decorated-photo > .decorated-photo__frame + .photo-block + .floating-card
───────────────────────────────────────── */

.decorated-photo {
  position: relative;
  padding-top: 1.5rem;
  padding-right: 1.5rem;
}

.decorated-photo__frame {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  object-fit: fill;
  z-index: 0;
  pointer-events: none;
  transform: translate(1.5rem, -1.5rem);
}

.photo-block {
  position: relative;
  z-index: 1;
  overflow: hidden;
  border-radius: var(--radius-sm);
  aspect-ratio: 4 / 5;
}

.photo-block img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  filter: saturate(0.9) brightness(0.9) sepia(0.25);
}

.photo-block::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(160, 80, 20, 0.25);
  mix-blend-mode: multiply;
  pointer-events: none;
}

.floating-card {
  position: absolute;
  bottom: -1.5rem;
  left: -2rem;
  background: var(--color-white);
  padding: var(--space-4) var(--space-6);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-accent);
  z-index: 3;
  max-width: 260px;
}

.floating-card__number {
  font-family: var(--font-base);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--color-main);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.floating-card__label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

@media (max-width: 900px) {
  .floating-card {
    left: 1rem;
    bottom: -1rem;
  }
}

/* ─────────────────────────────────────────
   IMAGE DE TRANSITION ENTRE SECTIONS
   Usage :
     <div class="transition-wrapper">
       <div class="transition-img [tooltip]" data-tip="…">
         <img src="…" alt="" />
       </div>
     </div>
   Placer le wrapper entre les deux <section> à chevaucher.
───────────────────────────────────────── */

.transition-wrapper {
  position: relative;
  height: 0;
  z-index: 10;
}

.transition-img {
  position: absolute;
  top: 0;
  left: calc(100% - clamp(140px, 18vw, 260px) - clamp(4rem, 14vw, 16rem));
  width: clamp(140px, 18vw, 260px);
  transform: translateY(-5%);
  cursor: default;
  text-decoration: none;
}

.transition-img img {
  width: 100%;
  height: auto;
  display: block;
  animation: float-gentle 4s ease-in-out infinite;
}

@keyframes float-gentle {
  0%, 100% { transform: rotate(-8deg) translateY(0); }
  50%       { transform: rotate(-8deg) translateY(-8px); }
}

.transition-img--left {
  left: clamp(4rem, 14vw, 16rem);
  width: clamp(200px, 28vw, 380px);
}

/* Masquer les images de transition flottantes sur mobile */
@media (max-width: 768px) {
  .transition-wrapper { display: none; }
}

.transition-img.tooltip { cursor: pointer; }

.transition-img.tooltip::before {
  max-width: 280px;
}

/* ─────────────────────────────────────────
   TOOLTIP
───────────────────────────────────────── */

.tooltip {
  position: relative;
  text-decoration: underline dotted var(--color-accent);
  text-underline-offset: 3px;
  cursor: help;
  font-style: normal;
}

.tooltip::before,
.tooltip::after {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity var(--transition-fast),
    transform var(--transition-fast);
}

.tooltip::before {
  content: attr(data-tip);
  background: var(--color-white);
  color: var(--color-text);
  font-family: var(--font-base);
  font-size: var(--text-xs);
  font-weight: 400;
  line-height: var(--leading-normal);
  letter-spacing: 0;
  text-transform: none;
  text-decoration: none;
  padding: 0.65rem 0.85rem 0.65rem 1rem;
  border-left: 3px solid var(--color-accent);
  box-shadow: var(--shadow-md);
  width: max-content;
  max-width: 260px;
  white-space: normal;
  z-index: 100;
}

.tooltip::after {
  content: "";
  border: 6px solid transparent;
  border-top-color: var(--color-white);
  bottom: calc(100% + 4px);
  filter: drop-shadow(0 2px 2px rgba(17, 66, 148, 0.08));
  z-index: 101;
}

.tooltip:hover::before,
.tooltip:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ─────────────────────────────────────────
   NAVBAR — structure commune
───────────────────────────────────────── */

.nav-inner {
  max-width: var(--grid-max);
  margin-inline: auto;
  padding-inline: var(--grid-gutter);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.nav-logo {
  --nav-logo-height: 120px;
  /* Dimensions explicites : éviter le calcul circulaire img/flex sur Safari. */
  width: calc(var(--nav-logo-height) * 1.315);
  height: var(--nav-logo-height);
  display: block;
  flex-shrink: 0;
  border-bottom: none;
  align-self: center;
  transition: width var(--transition-base), height var(--transition-base);
}

.nav-logo img {
  height: 100%;
  width: 100%;
  display: block;
  object-fit: contain;
}

.nav-logo:hover { border-bottom: none; }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links li { position: relative; }

.nav-link {
  font-family: var(--font-base);
  font-size: 0.975rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
  display: block;
  border-bottom: none;
  white-space: nowrap;
  transition:
    color var(--transition-fast),
    background var(--transition-fast);
}

.nav-link.active { font-weight: 700; }
.nav-link.active::after { display: none; }

.nav-cta {
  font-family: var(--font-base);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  flex-shrink: 0;
  border-bottom: none;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  transition: background var(--transition-fast);
}

@media (max-width: 1024px) {
  .nav-links     { display: none; }
  .nav-cta       { display: none; }
  .nav-hamburger { display: flex; }
}

/* ─────────────────────────────────────────
   TOP-NAV — grand logo, visible au chargement
───────────────────────────────────────── */

.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  height: 120px;
  display: flex;
  align-items: flex-start;
  padding-top: 8px;
  background: var(--color-bg);
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.top-nav.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.top-nav .nav-logo {
  --nav-logo-height: 120px;
}
.top-nav .nav-logo img {
  filter: brightness(0) saturate(100%) invert(18%) sepia(80%) saturate(800%)
    hue-rotate(200deg) brightness(0.85);
}

.top-nav .nav-link {
  color: var(--color-text);
}
.top-nav .nav-link:hover,
.top-nav .nav-link.active:hover {
  color: var(--color-white);
  background: var(--color-main);
}
.top-nav .nav-link.active {
  color: var(--color-text);
}

.top-nav .nav-cta {
  background: transparent;
  color: var(--color-main) !important;
  border: 2px solid rgba(17, 66, 148, 0.6);
}
.top-nav .nav-cta:hover {
  background: rgba(17, 66, 148, 0.08);
  border-color: var(--color-main);
}

.top-nav .nav-hamburger span {
  background: var(--color-text);
}

/* ─────────────────────────────────────────
   STICKY-NAV — fixe, apparaît au scroll
───────────────────────────────────────── */

.sticky-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 68px;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(17, 66, 148, 0.08);
  box-shadow: 0 4px 24px rgba(17, 66, 148, 0.08);
  transform: translateY(-100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.sticky-nav.visible {
  transform: translateY(0);
}

.sticky-nav .nav-logo {
  --nav-logo-height: 48px;
}
.sticky-nav .nav-logo img {
  filter: brightness(0) saturate(100%) invert(18%) sepia(80%) saturate(800%)
    hue-rotate(200deg) brightness(0.85);
}

.sticky-nav .nav-link {
  color: var(--color-text);
}
.sticky-nav .nav-link:hover,
.sticky-nav .nav-link.active:hover {
  color: var(--color-white);
  background: var(--color-main);
}
.sticky-nav .nav-link.active {
  color: var(--color-text);
}

.sticky-nav .nav-cta {
  background: transparent;
  color: var(--color-main) !important;
  border: 2px solid rgba(17, 66, 148, 0.6);
}
.sticky-nav .nav-cta:hover {
  background: rgba(17, 66, 148, 0.08);
  border-color: var(--color-main);
}

.sticky-nav .nav-hamburger span {
  background: var(--color-text);
}

@media (max-width: 1024px) {
  .hero-nav .nav-logo,
  .top-nav .nav-logo {
    --nav-logo-height: 80px;
  }

  .hero-nav .nav-inner,
  .top-nav .nav-inner {
    min-height: 104px;
  }
}

/* ─────────────────────────────────────────
   NAV MOBILE — panneau coulissant
───────────────────────────────────────── */

/* Burger animé en croix lorsque le menu est ouvert */
.nav-hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.nav-hamburger span {
  transition:
    transform var(--transition-base),
    opacity var(--transition-fast),
    background var(--transition-fast);
}

.nav-mobile {
  position: fixed;
  inset: 0;
  z-index: 1100;
  visibility: hidden;
  pointer-events: none;
}

.nav-mobile.open {
  visibility: visible;
  pointer-events: auto;
}

.nav-mobile__overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 37, 88, 0.45);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.nav-mobile.open .nav-mobile__overlay {
  opacity: 1;
}

.nav-mobile__panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(88vw, 360px);
  background: var(--color-bg);
  box-shadow: -8px 0 40px rgba(17, 66, 148, 0.18);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: calc(var(--space-8) + env(safe-area-inset-top)) var(--space-4) var(--space-6);
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.nav-mobile.open .nav-mobile__panel {
  transform: translateX(0);
}

.nav-mobile__close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-mobile__close span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 22px;
  height: 2px;
  background: var(--color-main);
  border-radius: 2px;
}
.nav-mobile__close span:nth-child(1) { transform: translate(-50%, -50%) rotate(45deg); }
.nav-mobile__close span:nth-child(2) { transform: translate(-50%, -50%) rotate(-45deg); }

.nav-mobile__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav-mobile__link {
  display: block;
  font-family: var(--font-base);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  padding: 0.65rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.nav-mobile__link:hover,
.nav-mobile__link:focus-visible {
  color: var(--color-main);
}

.nav-mobile__link.active {
  color: var(--color-main);
}

.nav-mobile__cta {
  margin-top: auto;
  text-align: center;
  font-family: var(--font-base);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-white) !important;
  background: var(--color-accent);
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-pill);
  border-bottom: none;
  transition: background var(--transition-fast);
}

.nav-mobile__cta:hover {
  background: var(--color-accent-dark);
}

/* Blocage du défilement de la page quand le menu est ouvert */
body.nav-open {
  overflow: hidden;
}

/* ─────────────────────────────────────────
   FOOTER
───────────────────────────────────────── */

.site-footer {
  background-color: var(--color-main-dark);
  color: var(--color-white);
  padding-block: clamp(3rem, 6vw, 5rem) clamp(1.5rem, 3vw, 2.5rem);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__inner {
  max-width: var(--grid-max);
  margin-inline: auto;
  padding-inline: var(--grid-gutter);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  padding-bottom: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Colonne logo */
.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer__logo {
  display: block;
  width: fit-content;
  border-bottom: none;
}

.footer__logo img {
  height: 72px;
  width: auto;
  object-fit: contain;
}

.footer__logo:hover { border-bottom: none; }

.footer__logo-text {
  font-family: var(--font-base);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.01em;
  border-bottom: none;
}

.footer__logo-text:hover {
  color: rgba(255, 255, 255, 0.75);
  border-bottom: none;
}

.footer__desc {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.55);
  line-height: var(--leading-normal);
  margin: 0;
}

/* Colonnes de liens */
.footer__heading {
  font-family: var(--font-base);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 0.75rem;
}

.footer__links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  border-bottom: none;
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-white);
  border-bottom: none;
}

/* Bas de footer */
.footer__bottom {
  padding-top: 1.5rem;
  text-align: center;
  font-family: var(--font-base);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.7);
}

.footer__credit {
  margin: 0.625rem 0 0;
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: normal;
  color: rgba(255, 255, 255, 0.4);
}

.footer__credit-name {
  color: inherit;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.footer__credit-name:hover,
.footer__credit-name:focus-visible {
  color: var(--color-white);
  border-bottom-color: rgba(255, 255, 255, 0.7);
}

.footer__credit-name:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}

/* Responsive */
@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    row-gap: 2rem;
  }

  .footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}

/* ─────────────────────────────────────────
   TRANSITIONS DE PAGE
   Deux couches complémentaires :
   A. Cross-document View Transitions, activées dans le head commun
      → fondu natif entre deux chargements.
   B. Fade-in au chargement, géré par main.js via la classe
      .is-loading sur <html> pour les navigateurs sans couche A.
───────────────────────────────────────── */

/* — Couche A : fondu natif cross-document (activation dans header.php) — */
::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 0.32s;
  animation-timing-function: ease;
}

/* — Couche B : fade-in universel à l'arrivée sur la page — */
html.is-loading body {
  opacity: 0;
}

body {
  opacity: 1;
  transition: opacity 0.32s ease;
}

/* — Respect des préférences de mouvement réduit — */
@media (prefers-reduced-motion: reduce) {
  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none;
  }
  html.is-loading body { opacity: 1; }
  body { transition: none; }
}