/* ==========================================================================
   Complexe Scolaire La Bonne Bergère — Design system
   ========================================================================== */

:root {
  /* Couleurs — reprises du logo (bleu de nuit, rouge, blanc) */
  --color-primary: #161b45;
  --color-primary-dark: #0c0f2c;
  --color-primary-light: #2c3373;
  --color-accent: #dd1a2c;
  --color-accent-dark: #ad1220;
  --color-bg: #ffffff;
  --color-bg-alt: #f0f1f7;
  --color-surface: #ffffff;
  --color-text: #14162b;
  --color-text-muted: #4d5066;
  --color-border: #e1e3ee;

  /* Typographie */
  --font-heading: "Fraunces", Georgia, serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  /* Rythme */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --shadow-sm: 0 2px 10px rgba(20, 22, 50, 0.08);
  --shadow-md: 0 12px 32px rgba(12, 15, 44, 0.16);
  --container: 1180px;
  --header-h: 84px;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-primary-dark);
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 600;
}

h1 { font-size: clamp(2.1rem, 4vw + 1rem, 3.4rem); }
h2 { font-size: clamp(1.7rem, 2.4vw + 1rem, 2.4rem); }
h3 { font-size: clamp(1.2rem, 1.2vw + 1rem, 1.5rem); }

p { margin: 0 0 1em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 88px 0;
}

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

.section-primary {
  background: var(--color-primary);
  color: #eceef7;
}
.section-primary h2, .section-primary h3 { color: #ffffff; }
.section-primary .card { color: var(--color-text); }
.section-primary .card h3 { color: var(--color-primary-dark); }
.section-primary .card p { color: var(--color-text-muted); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--color-accent-dark);
  margin-bottom: 14px;
}
.section-primary .eyebrow { color: var(--color-accent); }

.section-head {
  max-width: 720px;
  margin: 0 0 48px;
}
.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.lead {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}
.section-primary .lead { color: #d6d8e8; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  max-width: 100%;
  text-align: center;
}

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

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

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

.btn-block { width: 100%; justify-content: center; }
.btn-lg { padding: 17px 38px; font-size: 0.92rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}
.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--color-border);
}

.nav-wrap {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-logo {
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-primary);
  flex-shrink: 0;
}
.brand-logo img { height: 100%; width: auto; object-fit: contain; }

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  min-width: 0;
}
.brand-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-primary-dark);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand-tagline {
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.main-nav a {
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.94rem;
  color: var(--color-text);
  transition: background 0.2s ease, color 0.2s ease;
}
.main-nav a:hover { background: var(--color-bg-alt); }
.main-nav a[aria-current="page"] {
  background: var(--color-primary);
  color: #fff;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
  flex-shrink: 0;
}
.lang-switch a {
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
  transition: background 0.2s ease, color 0.2s ease;
}
.lang-switch a:hover { color: var(--color-primary); }
.lang-switch a.is-active {
  background: var(--color-primary);
  color: #fff;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--color-primary-dark);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero (page d'accueil) ---------- */
.hero {
  position: relative;
  padding: 72px 0 96px;
  background: linear-gradient(180deg, #eef0f8 0%, var(--color-bg) 100%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.hero-motto {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.hero-motto span {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
}
.hero-motto span:nth-child(2) { background: var(--color-accent); color: var(--color-primary-dark); }
.hero-motto span:nth-child(3) { background: var(--color-primary-dark); }

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.hero-media {
  position: relative;
}

/* ---------- Petit hero (pages secondaires) ---------- */
.page-hero {
  padding: 64px 0 56px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  text-align: center;
}
.page-hero h1 { color: #fff; margin-bottom: 10px; }
.page-hero .lead { color: #d6d8e8; max-width: 640px; margin: 0 auto; }
.breadcrumb {
  font-size: 0.82rem;
  color: #b3b8d8;
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}
.breadcrumb a { color: #fff; font-weight: 600; }
.breadcrumb a:hover { text-decoration: underline; }

/* ---------- Images / placeholders ---------- */
.media-frame {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-alt);
  aspect-ratio: var(--ratio, 4 / 3);
  box-shadow: var(--shadow-sm);
}
.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-frame.is-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed #b7bbd6;
  background: repeating-linear-gradient(
    135deg,
    #eef0f8,
    #eef0f8 10px,
    #e2e5f2 10px,
    #e2e5f2 20px
  );
}
.media-frame.is-placeholder img { display: none; }
.placeholder-label {
  display: none;
  padding: 14px 18px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 600;
}
.placeholder-label svg { width: 26px; height: 26px; margin: 0 auto 8px; color: var(--color-accent-dark); }
.media-frame.is-placeholder .placeholder-label { display: block; }
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame--wide { grid-column: span 2; }

.hero-thumbs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

/* ---------- Utilitaires ---------- */
.list-intro {
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
}
.lead-narrow-center {
  text-align: center;
  max-width: 760px;
  margin: 36px auto 0;
}
.grid-stretch { align-items: stretch; }
.btn-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.card > .btn-outline { margin-top: 8px; }
.footer-brand .brand-tagline { color: #9498bd; }

/* ---------- Cards ---------- */
.grid {
  display: grid;
  gap: 28px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--color-bg-alt);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.card-icon svg { width: 28px; height: 28px; }

.card-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
  color: var(--color-text-muted);
}
.card-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.check-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 12px;
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- Bloc alterné texte / image ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.split.reverse .split-media { order: 2; }
.split.reverse .split-text { order: 1; }

/* ---------- Citation / message direction ---------- */
.quote-block {
  background: var(--color-surface);
  border-left: 5px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: 40px 44px;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.quote-block p { font-size: 1.08rem; color: var(--color-text-muted); }
.quote-mark {
  font-family: var(--font-heading);
  font-size: 3.6rem;
  color: var(--color-accent);
  line-height: 1;
  display: block;
  margin-bottom: 6px;
}
.quote-attrib {
  margin-top: 18px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

/* ---------- CTA bandeau ---------- */
.cta-banner {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-banner h2 { color: #fff; margin-bottom: 8px; }
.cta-banner p { color: #d6d8e8; margin: 0; }

/* ---------- Coordonnées / contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact-card {
  display: flex;
  gap: 18px;
  padding: 26px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}
.contact-card .card-icon { margin-bottom: 0; flex-shrink: 0; background: var(--color-bg-alt); color: var(--color-primary); }
.contact-card h3 { margin-bottom: 6px; }
.contact-card p { color: var(--color-text-muted); margin: 0; }

.contact-list {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.contact-list-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 26px;
  transition: background 0.2s ease;
}
.contact-list-item + .contact-list-item { border-top: 1px solid var(--color-border); }
a.contact-list-item:hover, a.contact-list-item:focus-visible { background: var(--color-bg-alt); }
.contact-list-item .card-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 0;
  flex-shrink: 0;
  background: var(--color-bg-alt);
  color: var(--color-accent);
}
.contact-list-item .card-icon svg { width: 22px; height: 22px; }
.contact-list-item-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}
.contact-list-item-value {
  display: block;
  font-weight: 600;
  color: var(--color-primary-dark);
}
.contact-list-item-arrow {
  margin-left: auto;
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: transform 0.2s ease, color 0.2s ease;
}
a.contact-list-item:hover .contact-list-item-arrow,
a.contact-list-item:focus-visible .contact-list-item-arrow {
  color: var(--color-accent);
  transform: translateX(3px);
}

.map-card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.map-card-head h3 { margin: 0; }

.map-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  aspect-ratio: 4 / 3;
}
.map-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.map-cta {
  margin-top: 16px;
  display: flex;
  justify-content: center;
}

.inscription-card {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
}
.inscription-card h2 { color: #fff; }
.inscription-card p { color: #d6d8e8; max-width: 520px; margin: 0 auto 26px; }
.todo-note {
  margin-top: 18px;
  font-size: 0.78rem;
  color: #aeb3d4;
  letter-spacing: 0.02em;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: #c6c9e0;
  padding: 72px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand .brand-name { color: #fff; }
.footer-brand p { color: #a9adcd; margin-top: 14px; max-width: 320px; }
.site-footer h4 {
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a:hover { color: #fff; }
.footer-contact li { margin-bottom: 14px; display: flex; gap: 10px; align-items: flex-start; }
.footer-contact svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 3px; color: var(--color-accent); }
.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
  color: #9498bd;
}
.footer-bottom a { color: #4da3ff; font-weight: 600; }
.footer-bottom a:hover { color: #7cbcff; text-decoration: underline; }

/* ---------- WhatsApp flottant + retour en haut ---------- */
.floating-actions {
  position: fixed;
  right: 22px;
  bottom: 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 90;
}
.fab {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.fab:hover { transform: translateY(-3px); }
.fab-whatsapp { background: #25d366; color: #fff; }
.fab-top {
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  opacity: 0;
  pointer-events: none;
}
.fab-top.is-visible { opacity: 1; pointer-events: auto; }
.fab svg { width: 24px; height: 24px; }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid, .split, .split.reverse .split-media, .split.reverse .split-text {
    grid-template-columns: 1fr;
  }
  .hero-grid { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .split.reverse .split-media { order: 1; }
  .split.reverse .split-text { order: 2; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  section { padding: 64px 0; }
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .nav-wrap { gap: 10px; }
  .nav-actions { gap: 6px; }
  .brand { gap: 8px; }
  .brand-logo { height: 38px; min-width: 38px; }
  .brand-name { font-size: 0.92rem; }
  .brand-tagline { display: none; }
  .lang-switch a { padding: 5px 8px; font-size: 0.72rem; }
  .nav-actions .btn-primary { padding: 9px 14px; font-size: 0.8rem; }
  .nav-toggle { width: 38px; height: 38px; }

  .site-header.is-open .main-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--color-surface);
    padding: 18px;
    box-shadow: var(--shadow-md);
    border-top: 1px solid var(--color-border);
    gap: 4px;
  }
  .site-header.is-open .main-nav a { width: 100%; }

  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-banner { flex-direction: column; text-align: center; padding: 40px 28px; }
  .inscription-card { padding: 36px 24px; }
}