/* ============================================================
   MAIN.CSS — styles de la vitrine
   ------------------------------------------------------------
   La palette de couleurs vit desormais dans un fichier dedie,
   partage avec les sous-projets (quiz, parkingto...) :
     ihm/css/palette.css
   Import ci-dessous pour que main.css reste autonome et que
   TOUTE page de la vitrine continue de fonctionner avec un seul
   <link rel="stylesheet" href="/ihm/css/main.css">
   ============================================================ */
@import url("palette.css");

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  transition: background var(--t), color var(--t);
}

img { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; transition: color var(--t); }
a:hover { color: var(--accent-hover); }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: var(--nav-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--nav-shadow);
  z-index: 100;
  transition: background var(--t), box-shadow var(--t);
}

.nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 0;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
  margin-right: auto;
}

.nav__logo-img {
  height: 40px;
  width: auto;
  border-radius: 8px;
  object-fit: cover;
  aspect-ratio: 16/9;
  flex-shrink: 0;
  border: 1px solid var(--border-c);
  transition: opacity var(--t), box-shadow var(--t);
  box-shadow: 0 2px 8px rgba(232,116,58,0.18);
}

.nav__logo:hover .nav__logo-img {
  opacity: 0.88;
  box-shadow: 0 2px 16px rgba(232,116,58,0.35);
}

.nav__logo-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.3px;
  transition: color var(--t);
}

.nav__logo-name span {
  color: var(--accent);
}

/* Menu principal */
.nav__menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 0;
}

.nav__item {
  position: relative;
}

.nav__link {
  display: block;
  padding: 0 1rem;
  height: var(--nav-h);
  line-height: var(--nav-h);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  text-decoration: none;
  transition: color var(--t);
  white-space: nowrap;
}

.nav__link:hover { color: var(--text); }
.nav__link--active { color: var(--accent); }

/* Chevron pour les dropdowns */
.nav__link-arrow {
  display: inline-block;
  margin-left: 4px;
  font-size: 10px;
  transition: transform var(--t);
}

.nav__item:hover .nav__link-arrow { transform: rotate(180deg); }

/* Dropdown */
.nav__dropdown {
  position: absolute;
  top: calc(var(--nav-h) - 4px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-2);
  border: 1px solid var(--border-c);
  border-radius: var(--radius);
  padding: 8px;
  min-width: 180px;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(-8px);
  transition: opacity var(--t), transform var(--t);
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

.nav__item:hover .nav__dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown a {
  display: block;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--text-2);
  border-radius: var(--radius-sm);
  transition: background var(--t), color var(--t);
}

.nav__dropdown a:hover {
  background: var(--bg-3);
  color: var(--text);
}

/* Droite de la nav */
.nav__actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: 1.5rem;
}

/* Toggle thème */
/* ============================================================
   SÉLECTEUR DE THÈME 3 ÉTATS  (clair / auto / sombre)
   ============================================================ */
.theme-switcher {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-c);
  background: var(--bg-3);
  transition: background var(--t), border-color var(--t);
}

.theme-btn {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: background var(--t), color var(--t);
  position: relative;
}

.theme-btn svg { display: block; }

.theme-btn:hover {
  color: var(--text);
}

.theme-btn.active {
  background: var(--bg-2);
  color: var(--accent);
  box-shadow: 0 1px 3px rgba(0,0,0,0.12);
}

/* Tooltip */
.theme-btn::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-2);
  color: var(--text);
  font-size: 11px;
  font-family: var(--font-body);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-c);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.theme-btn:hover::after { opacity: 1; }

/* ============================================================
   SÉLECTEUR DE PALETTE — v1.2.0 (jpg2css.py / refs_palette.json)
   ============================================================ */
.palette-select {
  height: 34px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-c);
  background: var(--bg-3);
  color: var(--text);
  font-size: 12px;
  font-family: var(--font-body);
  cursor: pointer;
  transition: border-color var(--t), background var(--t);
}
.palette-select:hover { border-color: var(--border-strong); }

/* Bouton connexion */
.btn-nav {
  padding: 0 16px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  transition: background var(--t), color var(--t);
  white-space: nowrap;
}

.btn-nav:hover {
  background: var(--accent);
  color: #fff;
}

/* Menu hamburger mobile */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--t);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('../img/hero.jpg');
  background-size: cover;
  background-position: center 30%;
  transform: scale(1.03);
  transition: transform 8s ease;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--hero-overlay);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  padding-top: var(--nav-h);
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 100px;
  background: var(--tag-bg);
  color: var(--tag-text);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.4px;
  margin-bottom: 1.5rem;
}

.hero__eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 600;
  line-height: 1.1;
  color: var(--text);
  max-width: 680px;
  margin-bottom: 1.5rem;
  letter-spacing: -0.5px;
}

.hero__title em {
  font-style: normal;
  color: var(--accent);
}

.hero__desc {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--text-2);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ============================================================
   BOUTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 24px;
  height: 48px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: background var(--t), color var(--t), transform 0.1s;
}

.btn:active { transform: scale(0.98); }

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--accent-hover);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn--ghost:hover {
  background: var(--bg-3);
  color: var(--text);
}

.btn__arrow {
  transition: transform var(--t);
}

.btn:hover .btn__arrow { transform: translateX(3px); }

/* ============================================================
   SECTIONS GÉNÉRIQUES
   ============================================================ */
.section {
  padding: 6rem 2rem;
}

.section--alt { background: var(--bg-2); }
.section--dark {
  background: var(--brand-dark);
  color: var(--brand-pearl);
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
}

.section__label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 1rem;
  letter-spacing: -0.3px;
}

.section__lead {
  font-size: 1.1rem;
  color: var(--text-2);
  max-width: 560px;
  margin-bottom: 3rem;
  line-height: 1.7;
}

/* ============================================================
   GRILLE DE SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color var(--t), transform var(--t);
}

.service-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.service-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--tag-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 1.25rem;
}

.service-card__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.service-card__desc {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.service-card__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--t);
}

.service-card:hover .service-card__link { gap: 8px; }

/* ============================================================
   SECTION FONDATEURS
   ============================================================ */
.founders-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.founder-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
}

.founder-card__avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--bg-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  color: var(--accent);
  margin: 0 auto 1rem;
  border: 2px solid var(--border-c);
}

.founder-card__name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.founder-card__role {
  font-size: 0.875rem;
  color: var(--text-3);
  margin-bottom: 1rem;
}

.founder-card__links {
  display: flex;
  gap: 8px;
  justify-content: center;
}

.founder-card__links a {
  padding: 6px 14px;
  border: 1px solid var(--border-c);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-2);
  transition: border-color var(--t), color var(--t), background var(--t);
}

.founder-card__links a:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--tag-bg);
}

/* ============================================================
   PARTENAIRES
   ============================================================ */
.partners-row {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.partner-logo {
  padding: 12px 24px;
  border: 1px solid var(--border-c);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-3);
  background: var(--card-bg);
  transition: border-color var(--t), color var(--t);
}

.partner-logo:hover {
  border-color: var(--accent);
  color: var(--text);
}

.partner-cta {
  font-size: 14px;
  color: var(--accent);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  transition: gap var(--t);
}

.partner-cta:hover { gap: 8px; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

@media (max-width: 768px) {
  .contact-wrap { grid-template-columns: 1fr; gap: 2rem; }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
}

.form-field input,
.form-field textarea {
  padding: 10px 14px;
  border: 1px solid var(--border-c);
  border-radius: var(--radius-sm);
  background: var(--bg-2);
  color: var(--text);
  font-size: 15px;
  font-family: var(--font-body);
  transition: border-color var(--t), background var(--t);
  outline: none;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--accent);
}

.form-field textarea { min-height: 120px; resize: vertical; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border-c);
  background: var(--bg-2);
}

.footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer__copy {
  font-size: 13px;
  color: var(--text-3);
}

.footer__links {
  display: flex;
  gap: 1.5rem;
}

.footer__links a {
  font-size: 13px;
  color: var(--text-3);
  transition: color var(--t);
}

.footer__links a:hover { color: var(--text); }

/* ============================================================
   PAGE TEMPLATE (template.html)
   ============================================================ */
.page-hero {
  padding-top: calc(var(--nav-h) + 4rem);
  padding-bottom: 3rem;
  padding-left: 2rem;
  padding-right: 2rem;
}

.page-hero__eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.page-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 600;
  line-height: 1.15;
  color: var(--text);
  max-width: 680px;
  margin-bottom: 1.5rem;
}

.page-content {
  padding: 0 2rem 5rem;
}

.page-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 4rem;
  align-items: start;
}

@media (max-width: 900px) {
  .page-layout { grid-template-columns: 1fr; }
}

.page-image {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-c);
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
}

.page-image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

/* Markdown rendu */
.md-body { color: var(--text-2); line-height: 1.75; }
.md-body h1, .md-body h2, .md-body h3 {
  font-family: var(--font-display);
  color: var(--text);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  line-height: 1.2;
}
.md-body h1 { font-size: 1.8rem; }
.md-body h2 { font-size: 1.4rem; }
.md-body h3 { font-size: 1.15rem; }
.md-body p { margin-bottom: 1.2rem; }
.md-body strong { color: var(--text); font-weight: 600; }
.md-body em { color: var(--accent); font-style: italic; }
.md-body ul, .md-body ol { margin: 0 0 1.2rem 1.5rem; }
.md-body li { margin-bottom: 0.4rem; }
.md-body blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1.25rem;
  margin: 1.5rem 0;
  color: var(--text-3);
  font-style: italic;
}
.md-body code {
  background: var(--bg-3);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.875em;
  font-family: monospace;
}
.md-body a { color: var(--accent); }
.md-body hr {
  border: none;
  border-top: 1px solid var(--border-c);
  margin: 2rem 0;
}

.page-cta-box {
  margin-top: 2.5rem;
  padding: 1.5rem;
  border: 1px solid var(--border-c);
  border-radius: var(--radius);
  background: var(--bg-2);
}

.page-cta-box p {
  font-size: 0.95rem;
  color: var(--text-2);
  margin-bottom: 1rem;
}

/* ============================================================
   MOBILE
   ============================================================ */
@media (max-width: 768px) {
  .nav__menu { display: none; }
  .nav__menu.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0; bottom: 0;
    background: var(--bg);
    padding: 2rem;
    gap: 0;
    overflow-y: auto;
  }
  .nav__link { height: 48px; line-height: 48px; padding: 0; font-size: 1.1rem; }
  .nav__dropdown {
    position: static;
    transform: none;
    opacity: 1;
    pointer-events: auto;
    box-shadow: none;
    border: none;
    background: var(--bg-3);
    margin: 4px 0 8px;
    padding: 4px;
  }
  .nav__burger { display: flex; }
  .nav__actions .btn-nav { display: none; }
}