/* ============================================================
   ManaraEducation - Charte graphique "Violet eclatant + Orange solaire"
   Design vif, clair et moderne : fond lavande tres clair, violet vif,
   accents orange-jaune brillants. Remplace l ancienne charte bleu nuit.
   ============================================================ */
:root {
  /* Violet vif (remplace le bleu nuit) */
  --ec-primary: #7C3AED;
  --ec-primary-light: #A78BFA;
  --ec-primary-2: #9333EA;
  --ec-navy: #6D28D9;
  --ec-navy-2: #8B5CF6;
  /* Orange solaire (remplace l or) */
  --ec-accent: #F97316;
  --ec-accent-light: #FDBA74;
  --ec-accent-dark: #C2410C;
  /* Semantiques et fond clair */
  --ec-success: #16A34A;
  --ec-danger: #E11D48;
  --ec-soft-bg: #FDF7FF;
  --ec-card-bg: #FFFFFF;
  --ec-ink: #241B3A;
  --ec-ink-soft: #6F6584;
  --ec-radius: 18px;
  --ec-font-display: 'Fraunces', Georgia, serif;
  --ec-font-body: 'Karla', 'Segoe UI', system-ui, sans-serif;
  --ec-grad-navy: linear-gradient(135deg, #7C3AED 0%, #A855F7 50%, #EC4899 100%);
  --ec-grad-gold: linear-gradient(135deg, #F97316 0%, #FB923C 50%, #FACC15 100%);
}

body {
  font-family: var(--ec-font-body);
  background-color: var(--ec-soft-bg);
  color: var(--ec-ink);
  /* Trame discrete lavande - texture legere */
  background-image: radial-gradient(rgba(124, 58, 237, 0.07) 1px, transparent 1px);
  background-size: 24px 24px;
}

h1, h2, h3, h4, h5, .fw-bold, .navbar-brand, .display-5 {
  font-family: var(--ec-font-display);
  letter-spacing: -0.01em;
  color: var(--ec-ink);
}
h1, .display-5 { font-weight: 600 !important; }
h2 { font-weight: 600 !important; }

/* Lien : violet vif, orange en survol */
a { color: var(--ec-primary-2); }
a:hover { color: var(--ec-accent-dark); text-decoration: underline; }

.text-muted { color: var(--ec-ink-soft) !important; }
.text-primary { color: var(--ec-primary-2) !important; }
.text-warning { color: var(--ec-accent) !important; }
.bg-warning { background-color: var(--ec-accent) !important; }
.text-bg-warning { background-color: var(--ec-accent) !important; color: #fff !important; }

/* Repere graphique devant chaque titre de section (signature visuelle) */
h2.fw-bold::before {
  content: "";
  display: inline-block;
  width: 26px; height: 4px;
  background: var(--ec-grad-gold);
  margin-right: 10px;
  margin-bottom: 6px;
  border-radius: 3px;
  box-shadow: 0 0 0 3px rgba(249, 115, 22, .15);
}
h2.text-center.fw-bold::before { display: none; }

/* ------------------------------ NAVBAR ------------------------------ */
/* Navbar claire : blanc translucide, flou, liseret violet */
.ec-navbar {
  background: rgba(255, 255, 255, .92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 3px solid var(--ec-primary);
  box-shadow: 0 4px 20px rgba(124, 58, 237, .14);
}
.ec-navbar .navbar-brand { font-weight: 700; color: var(--ec-ink); }
.ec-navbar .navbar-brand span.text-warning { color: var(--ec-accent); }
.ec-navbar .nav-link { color: var(--ec-ink-soft); font-weight: 600; }
.ec-navbar .nav-link:hover { color: var(--ec-primary); background: rgba(124, 58, 237, .08); border-radius: 8px; }
.ec-navbar .nav-link i.bi { color: var(--ec-accent); }
.ec-navbar .navbar-toggler { border-color: rgba(124, 58, 237, .35); }
.ec-navbar .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(124, 58, 237, 0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.ec-navbar .dropdown-menu { background: #fff; border: 1px solid rgba(124, 58, 237, .15); box-shadow: 0 12px 30px rgba(124, 58, 237, .18); }
.ec-navbar .dropdown-menu .dropdown-item { color: var(--ec-ink); }
.ec-navbar .dropdown-menu .dropdown-item:hover { background: var(--ec-accent); color: #fff; }
.ec-navbar .badge.text-bg-light { background: rgba(124, 58, 237, .10); border: 1px solid var(--ec-accent); }

/* ------------------------------- HERO ------------------------------- */
.ec-hero {
  background: radial-gradient(ellipse 70% 120% at 85% 15%, rgba(250, 204, 21, .30) 0%, transparent 55%),
              var(--ec-grad-navy);
  position: relative;
  overflow: hidden;
  color: #fff;
}
/* Halo orange decoratif en bas a gauche */
.ec-hero::before {
  content: "";
  position: absolute; left: -60px; bottom: -40px;
  width: 320px; height: 320px; border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 146, 60, .35) 0%, transparent 70%);
  pointer-events: none;
}
/* Lisere ondule en bas du hero */
.ec-hero::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -1px; height: 28px;
  background: var(--ec-soft-bg);
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 20' preserveAspectRatio='none'%3E%3Cpath d='M0 10 Q 15 0 30 10 T 60 10 T 90 10 T 120 10 V20 H0 Z'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 20' preserveAspectRatio='none'%3E%3Cpath d='M0 10 Q 15 0 30 10 T 60 10 T 90 10 T 120 10 V20 H0 Z'/%3E%3C/svg%3E");
  -webkit-mask-size: 100% 100%; mask-size: 100% 100%;
}
.ec-hero h1 { color: #fff; }
.ec-hero p.lead { color: rgba(255, 255, 255, .92); }
.ec-hero .badge.bg-warning { background: var(--ec-accent); color: #fff; border: 1px solid var(--ec-accent-light); }
.text-white-75 { color: rgba(255, 255, 255, .92); }
/* ------------------------------- CARDS ------------------------------ */
.ec-card {
  border: none;
  border-radius: var(--ec-radius);
  background: var(--ec-card-bg);
  box-shadow: 0 6px 22px rgba(124, 58, 237, 0.10);
  transition: transform .18s ease, box-shadow .18s ease;
  border-top: 4px solid var(--ec-accent);
  border-left: 1px solid rgba(249, 115, 22, .35);
}
.ec-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(124, 58, 237, 0.18), 0 0 0 1px rgba(249, 115, 22, .50);
}
.ec-card .card-header, .ec-card .card-footer { background: transparent; }

.ec-bg-soft {
  background: linear-gradient(135deg, #FFF1E6, var(--ec-card-bg));
  border: 1px solid #FFD9B8;
}
.ec-band-navy {
  background: var(--ec-grad-navy);
  color: #fff;
  border-radius: var(--ec-radius);
  box-shadow: 0 10px 28px rgba(124, 58, 237, .30);
}
.ec-band-navy h2, .ec-band-navy h5 { color: #fff; }
.ec-band-navy .text-muted { color: rgba(255, 255, 255, .80) !important; }

/* ------------------------------ BOUTONS ----------------------------- */
.btn { border-radius: 12px; font-weight: 700; }
.btn-warning {
  background: var(--ec-grad-gold);
  border-color: var(--ec-accent);
  color: #7C2D12;
  box-shadow: 0 5px 0 rgba(194, 65, 12, .30);
}
.btn-warning:hover {
  transform: translateY(1px);
  box-shadow: 0 3px 0 rgba(194, 65, 12, .30);
  background: #FB923C; border-color: var(--ec-accent-dark);
  color: #fff;
}
.btn-primary {
  background: var(--ec-primary);
  border-color: var(--ec-primary);
  color: #fff;
  box-shadow: 0 4px 0 rgba(109, 40, 217, .35);
}
.btn-primary:hover { background: var(--ec-primary-2); border-color: var(--ec-primary-2); }
.btn-outline-primary { color: var(--ec-primary-2); border-color: var(--ec-primary-2); }
.btn-outline-primary:hover { background: var(--ec-primary); color: #fff; }
.btn-outline-light { color: #fff; border-color: rgba(255, 255, 255, .80); }
.btn-outline-light:hover { background: var(--ec-accent); color: #7C2D12; border-color: var(--ec-accent); }
.btn-outline-gold { color: var(--ec-accent-dark); border: 2px solid var(--ec-accent); }
.btn-outline-gold:hover { background: var(--ec-accent); color: #fff; }

/* Badges / etiquettes : violet + touches brillantes */
.badge.text-bg-light {
  background: #F5EFFF; color: var(--ec-primary-2);
  border: 1px solid rgba(147, 51, 234, .30);
}
.badge.text-bg-primary { background: var(--ec-primary); color: #fff; }
.badge.text-bg-success { background: var(--ec-success); color: #fff; }
.badge.text-bg-danger { background: var(--ec-danger); color: #fff; }
.badge.text-bg-secondary { background: #8B8199; color: #fff; }
.badge.text-bg-info { background: #D946EF; color: #fff; }

/* Formulaires : focus orange solaire */
.form-control, .form-select {
  border-color: rgba(124, 58, 237, .30);
  background-color: #fff;
}
.form-control:focus, .form-select:focus {
  border-color: var(--ec-accent);
  box-shadow: 0 0 0 .2rem rgba(249, 115, 22, .22);
}

/* ----------------------------- CHAT-BOT ----------------------------- */
.ec-bulle-bot {
  background: #F5EFFF;
  border: 1px solid rgba(147, 51, 234, .22);
  border-radius: 14px 14px 14px 2px;
  max-width: 85%;
}
.ec-bulle-user {
  background: var(--ec-grad-gold);
  color: #7C2D12;
  border-radius: 14px 14px 2px 14px;
  max-width: 85%;
}
.ec-chat-scroll {
  max-height: 420px;
  overflow-y: auto;
  padding-right: 4px;
}

/* --------------------------- GRILLE / DIVERS ------------------------ */
.col-xl { flex: 1 0 0%; }
@media (min-width: 992px) {
  .col-lg-2-4 { flex: 0 0 20%; max-width: 20%; }
}

#ec-chatbot-widget { position: fixed; bottom: 20px; right: 20px; z-index: 1050; }
.ec-fab {
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--ec-grad-gold); color: #7C2D12;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; box-shadow: 0 6px 18px rgba(249, 115, 22, .45);
  border: 3px solid #FDBA74; cursor: pointer;
}
.ec-chat-panel {
  position: fixed; bottom: 90px; right: 20px; width: 340px; max-width: 90vw;
  background: #fff; border-radius: var(--ec-radius); box-shadow: 0 12px 32px rgba(124, 58, 237, .25);
  display: none; flex-direction: column; overflow: hidden; z-index: 1050;
}
.ec-chat-panel.ec-open { display: flex; }
.ec-chat-panel-header {
  background: var(--ec-grad-navy); color: #fff; padding: 12px 16px; font-weight: 600;
  border-bottom: 3px solid var(--ec-accent);
  display: flex; justify-content: space-between; align-items: center;
}
.ec-chat-panel-body { padding: 12px; max-height: 320px; overflow-y: auto; flex: 1; background: #FDF7FF; }
.ec-chat-panel-footer { padding: 10px; border-top: 1px solid #eee; background: #fff; display: flex; gap: 6px; }

/* ------------------------------- FOOTER ---------------------------- */
.ec-footer {
  background: var(--ec-grad-navy);
  color: #fff;
  border-top: 4px solid var(--ec-accent);
}
.ec-footer h5, .ec-footer h6 { color: #fff; }
.ec-footer h6::after {
  content: "";
  display: block; width: 34px; height: 3px;
  background: var(--ec-accent); margin-top: 6px; border-radius: 2px;
}
.ec-footer a { color: rgba(255, 255, 255, .85); text-decoration: none; font-weight: 500; }
.ec-footer a:hover { color: var(--ec-accent-light); }
.ec-footer .text-white-50 { color: rgba(255, 255, 255, .75) !important; }
.ec-footer hr { border-color: rgba(255, 255, 255, .20); }
.ec-footer .list-unstyled li i.bi { color: var(--ec-accent-light); width: 1.3em; }