/* =====================================================================
   École de conduite Vision — Design system public
   ===================================================================== */

:root {
  --color-ink: #0a1428;
  --color-ink-soft: #364157;
  --color-primary: #0a2540;
  --color-primary-2: #123a63;
  --color-bg: #f7f8fb;
  --color-surface: #ffffff;
  --color-border: #e6e9f0;
  --color-muted: #6b7690;
  --brand-secondary: #d6202e;

  --font-heading: 'Sora', 'Manrope', system-ui, sans-serif;
  --font-body: 'Manrope', system-ui, -apple-system, sans-serif;

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --shadow-sm: 0 4px 16px rgba(10, 20, 40, 0.06);
  --shadow-md: 0 14px 40px rgba(10, 20, 40, 0.10);
  --shadow-lg: 0 30px 70px rgba(10, 20, 40, 0.18);

  --container-w: 1280px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

/* -------------------------------------------------- reset -------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-heading); line-height: 1.15; margin: 0 0 .5em; color: var(--color-primary); }
p { margin: 0 0 1em; }
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--color-primary); color: #fff;
  padding: 12px 20px; z-index: 9999; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 3px solid var(--brand-secondary); outline-offset: 2px; }

/* -------------------------------------------------- buttons -------------------------------------------------- */
.btn-cta, .btn-ghost {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: var(--radius-pill);
  font-weight: 700; font-size: .95rem; border: 2px solid transparent;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
  white-space: nowrap;
}
.btn-cta {
  background: linear-gradient(135deg, var(--brand-secondary), var(--color-primary));
  color: #fff; box-shadow: var(--shadow-sm);
}
.btn-cta:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.btn-cta--lg { padding: 17px 34px; font-size: 1.02rem; }
.btn-cta--block { width: 100%; justify-content: center; }
.btn-ghost {
  background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.5);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255,255,255,.2); transform: translateY(-3px); }
.btn-ghost--lg { padding: 17px 34px; font-size: 1.02rem; }

/* -------------------------------------------------- trust bar (logo + reconnaissances) -------------------------------------------------- */
.trust-bar { background: #fff; border-bottom: 1px solid var(--color-border); position: relative; z-index: 1001; }
.trust-bar__inner {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap;
  gap: 10px 24px; padding: 12px 24px;
}
.trust-bar__logo { display: flex; align-items: center; gap: 16px; }
.trust-bar__mark { height: 80px; width: auto; display: block; }
.trust-bar__word { font-family: var(--font-heading); font-weight: 800; font-size: 1.85rem; color: var(--color-primary); line-height: 1; }
.trust-bar__word span { display: block; font-family: var(--font-body); font-weight: 600; font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--color-muted); margin-top: 4px; }
.trust-bar__badges { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.trust-bar__badge { display: block; width: auto; }
.trust-bar__badge--award { height: 62px; }
.trust-bar__badge--conduipro { height: 34px; }

@media (max-width: 640px) {
  .trust-bar__inner { padding: 10px 18px; justify-content: center; }
  .trust-bar__logo { flex: 1 1 auto; }
  .trust-bar__mark { height: 56px; }
  .trust-bar__word { font-size: 1.35rem; }
  .trust-bar__badges { flex: 1 1 100%; justify-content: center; gap: 12px; }
  .trust-bar__badge--award { height: 46px; }
  .trust-bar__badge--conduipro { height: 26px; }
}

/* -------------------------------------------------- header / nav -------------------------------------------------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 18px 0; transition: background .3s var(--ease), box-shadow .3s var(--ease), padding .3s var(--ease), top .3s var(--ease);
}
.site-header:not(.is-scrolled) { top: var(--trust-bar-h, 0px); }
.site-header.is-scrolled {
  background: rgba(10, 20, 40, .82); backdrop-filter: blur(14px);
  box-shadow: 0 6px 30px rgba(0,0,0,.15); padding: 10px 0;
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.brand { display: flex; align-items: center; }
.brand__logo { height: 48px; width: auto; display: block; }
.brand--footer .brand__logo { height: 52px; }

.main-nav ul { display: flex; align-items: center; gap: 30px; }
.main-nav a, .dropdown-toggle { color: #fff; font-weight: 600; font-size: .93rem; display: inline-flex; align-items: center; gap: 6px; background: none; border: none; padding: 0; }
.main-nav a { position: relative; }
.main-nav a::after {
  content: ''; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px;
  background: var(--brand-secondary); transition: width .25s var(--ease);
}
.main-nav a:hover::after { width: 100%; }

.has-dropdown { position: relative; }
.dropdown-menu {
  position: absolute; top: calc(100% + 16px); left: 50%; transform: translateX(-50%) translateY(8px);
  background: #fff; border-radius: var(--radius-md); box-shadow: var(--shadow-lg);
  padding: 10px; min-width: 260px; opacity: 0; visibility: hidden; transition: all .25s var(--ease);
}
.has-dropdown:hover .dropdown-menu, .has-dropdown.is-open .dropdown-menu {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.dropdown-menu a { color: var(--color-ink); padding: 10px 14px; border-radius: var(--radius-sm); display: flex; gap: 10px; align-items: center; font-weight: 600; }
.dropdown-menu a:hover { background: var(--color-bg); }
.dropdown-menu a::after { display: none; }
.dropdown-menu i { color: var(--brand-secondary); }

.site-header__actions { display: flex; align-items: center; gap: 16px; }
.d-none-mobile { color: #fff; font-weight: 600; font-size: .9rem; opacity: .9; }
.d-none-mobile:hover { opacity: 1; }

.mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 6px; }
.mobile-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: all .3s var(--ease); }
.mobile-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-toggle.is-active span:nth-child(2) { opacity: 0; }
.mobile-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed; top: 0; right: 0; height: 100vh; width: min(88vw, 380px);
  background: var(--color-primary); z-index: 1100; padding: 100px 28px 40px;
  transform: translateX(100%); transition: transform .4s var(--ease); overflow-y: auto;
}
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu ul { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu a { color: #fff; font-weight: 700; font-size: 1.05rem; padding: 14px 4px; border-bottom: 1px solid rgba(255,255,255,.1); display: block; }
.mobile-submenu-label { color: rgba(255,255,255,.5); text-transform: uppercase; font-size: .72rem; letter-spacing: .1em; padding: 18px 4px 4px; font-weight: 700; }
.mobile-sub { padding-left: 8px !important; font-size: .95rem !important; display: flex; gap: 8px; align-items: center; }
.mobile-menu .btn-cta { margin-top: 16px; border-bottom: none; }

/* -------------------------------------------------- hero -------------------------------------------------- */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: flex-end;
  color: #fff; overflow: hidden; padding-top: 120px;
}
.hero__media { position: absolute; inset: 0; z-index: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.08); animation: heroZoom 16s ease-out forwards; }
@keyframes heroZoom { to { transform: scale(1); } }

.hero__slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.5s var(--ease); }
.hero__slide.is-active { opacity: 1; z-index: 1; }
.hero__slide img { width: 100%; height: 100%; object-fit: cover; animation: heroKenBurns 10s ease-in-out infinite alternate; }
@keyframes heroKenBurns { from { transform: scale(1); } to { transform: scale(1.1); } }
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,14,28,.55) 0%, rgba(8,14,28, var(--overlay-opacity, .55)) 55%, rgba(8,14,28,.92) 100%);
}
.hero__shapes { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.hero__shapes span { position: absolute; border-radius: 50%; filter: blur(2px); opacity: .5; }

.hero__content { position: relative; z-index: 2; padding-bottom: 90px; max-width: 780px; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.3); backdrop-filter: blur(8px);
  padding: 8px 18px; border-radius: var(--radius-pill); font-size: .8rem; font-weight: 700; margin-bottom: 18px;
}
.hero__badge i { color: #ffd166; }
.hero__eyebrow { font-weight: 700; letter-spacing: .06em; text-transform: uppercase; font-size: .82rem; color: var(--brand-secondary); display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.hero__title { font-size: clamp(2.4rem, 6vw, 4.4rem); color: #fff; font-weight: 800; margin-bottom: 20px; letter-spacing: -.02em; }
.hero__subtitle { font-size: clamp(1.02rem, 2vw, 1.25rem); color: rgba(255,255,255,.88); max-width: 640px; margin-bottom: 32px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 44px; }

.hero__infocard {
  display: flex; flex-wrap: wrap; gap: 0; background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(14px);
  border-radius: var(--radius-lg); overflow: hidden; max-width: 720px;
}
.hero__infoitem { display: flex; align-items: center; gap: 12px; padding: 18px 24px; flex: 1 1 200px; border-right: 1px solid rgba(255,255,255,.15); }
.hero__infoitem:last-child { border-right: none; }
.hero__infoitem i { font-size: 1.3rem; color: var(--brand-secondary); }
.hero__infoitem strong { display: block; font-size: .92rem; }
.hero__infoitem strong a { color: #fff; }
.hero__infoitem span { display: block; font-size: .76rem; color: rgba(255,255,255,.65); }

.hero__scroll {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); z-index: 2;
  background: none; border: none; color: rgba(255,255,255,.8); font-size: .72rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase; display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.hero__scroll span { width: 1px; height: 34px; background: rgba(255,255,255,.5); position: relative; overflow: hidden; }
.hero__scroll span::after {
  content: ''; position: absolute; top: -100%; left: 0; width: 100%; height: 100%; background: #fff;
  animation: scrollLine 1.8s infinite ease-in-out;
}
@keyframes scrollLine { 50% { top: 100%; } 100% { top: 100%; } }

/* Hero accent variants — identité régionale */
.hero--home .hero__shapes span:nth-child(1) { width: 500px; height: 500px; background: radial-gradient(circle, var(--brand-secondary), transparent 70%); top: -120px; right: -100px; }
.hero--home .hero__shapes span:nth-child(2) { width: 340px; height: 340px; background: radial-gradient(circle, #ffd166, transparent 70%); bottom: -80px; left: -60px; opacity: .3; }

.hero--energie .hero__shapes span:nth-child(1) { width: 460px; height: 460px; background: radial-gradient(circle, #ff7a1a, transparent 70%); top: -100px; right: -80px; }
.hero--energie .hero__shapes span:nth-child(2) { width: 300px; height: 300px; background: radial-gradient(circle, #ffd166, transparent 70%); bottom: 10%; left: -80px; opacity: .35; }
.hero--energie .hero__shapes span:nth-child(3) {
  width: 100%; height: 6px; background: repeating-linear-gradient(90deg, #ffd166 0 40px, transparent 40px 70px);
  bottom: 0; left: 0; border-radius: 0; opacity: .7;
}

.hero--urbain .hero__shapes span:nth-child(1) { width: 480px; height: 480px; background: radial-gradient(circle, #00b8d9, transparent 70%); top: -140px; left: 10%; }
.hero--urbain .hero__shapes span:nth-child(2) {
  width: 100%; height: 100%; top: 0; left: 0; border-radius: 0; opacity: .12;
  background-image: linear-gradient(rgba(255,255,255,.5) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.5) 1px, transparent 1px);
  background-size: 64px 64px;
}
.hero--urbain .hero__shapes span:nth-child(3) { width: 260px; height: 260px; background: radial-gradient(circle, #0057ff, transparent 70%); bottom: -60px; right: 8%; opacity: .4; }

.hero--moderne .hero__shapes span:nth-child(1) { width: 500px; height: 500px; background: radial-gradient(circle, #5b3df0, transparent 70%); top: -150px; right: -60px; }
.hero--moderne .hero__shapes span:nth-child(2) {
  width: 2px; height: 70%; background: linear-gradient(180deg, transparent, rgba(255,255,255,.4), transparent);
  top: 15%; left: 18%; border-radius: 0;
}
.hero--moderne .hero__shapes span:nth-child(3) {
  width: 2px; height: 55%; background: linear-gradient(180deg, transparent, rgba(255,255,255,.25), transparent);
  top: 20%; left: 30%; border-radius: 0;
}

.hero--nature .hero__shapes span:nth-child(1) { width: 520px; height: 520px; background: radial-gradient(circle, #1f9d55, transparent 70%); bottom: -180px; right: -100px; }
.hero--nature .hero__shapes span:nth-child(2) { width: 320px; height: 320px; background: radial-gradient(circle, #ffd166, transparent 70%); top: 8%; left: -60px; opacity: .25; }
.hero--nature .hero__shapes span:nth-child(3) {
  width: 140%; height: 220px; border-radius: 50%; background: radial-gradient(ellipse, rgba(31,157,85,.35), transparent 70%);
  bottom: -140px; left: -20%;
}

/* -------------------------------------------------- section heading -------------------------------------------------- */
.section-heading { max-width: 640px; margin: 0 auto 52px; text-align: center; }
.section-kicker {
  display: inline-block; font-size: .78rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  color: var(--brand-secondary); margin-bottom: 12px;
}
.section-heading h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
.section-heading p { color: var(--color-muted); font-size: 1.05rem; }

section { padding: 100px 0; }
section[id] { scroll-margin-top: 96px; }

/* -------------------------------------------------- quick access -------------------------------------------------- */
.quick-access { padding: 0; margin-top: -70px; position: relative; z-index: 5; }
.quick-access__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.quick-card {
  background: var(--color-surface); border-radius: var(--radius-lg); padding: 30px 26px;
  box-shadow: var(--shadow-lg); transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  border: 1px solid var(--color-border);
}
.quick-card:hover { transform: translateY(-8px); box-shadow: 0 40px 80px rgba(10,20,40,.16); }
.quick-card i { font-size: 1.8rem; color: var(--brand-secondary); margin-bottom: 16px; display: block; }
.quick-card h3 { font-size: 1.08rem; margin-bottom: 6px; }
.quick-card p { color: var(--color-muted); font-size: .9rem; margin: 0; }

/* -------------------------------------------------- why choose -------------------------------------------------- */
.why-choose__body { max-width: 760px; margin: -20px auto 56px; text-align: center; color: var(--color-ink-soft); font-size: 1.05rem; }

.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 70px; text-align: center; }
.stat-item { position: relative; }
.stat-number { font-family: var(--font-heading); font-size: clamp(2.2rem, 4vw, 3.2rem); font-weight: 800; color: var(--color-primary); }
.stat-suffix { font-family: var(--font-heading); font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; color: var(--brand-secondary); }
.stat-item p { color: var(--color-muted); font-weight: 600; margin: 4px 0 0; font-size: .92rem; }

.advantages-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.advantage-card {
  background: var(--color-surface); border-radius: var(--radius-lg); padding: 32px 26px;
  border: 1px solid var(--color-border); transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.advantage-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--brand-secondary); }
.advantage-card i { font-size: 1.7rem; color: var(--brand-secondary); margin-bottom: 16px; display: block; }
.advantage-card h3 { font-size: 1.08rem; }
.advantage-card p { color: var(--color-muted); font-size: .92rem; margin: 0; }

/* -------------------------------------------------- courses -------------------------------------------------- */
.courses { background: var(--color-surface); }
.courses-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 28px; }
.course-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden;
  display: flex; flex-direction: column; transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.course-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.course-card__image { position: relative; aspect-ratio: 4/3; overflow: hidden; }
.course-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.course-card:hover .course-card__image img { transform: scale(1.08); }
.course-card__icon {
  position: absolute; bottom: -22px; left: 22px; width: 48px; height: 48px; border-radius: 14px;
  background: linear-gradient(135deg, var(--brand-secondary), var(--color-primary)); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 1.2rem; box-shadow: var(--shadow-md);
}
.course-card__body { padding: 36px 24px 24px; flex: 1; display: flex; flex-direction: column; }
.course-card__body h3 { font-size: 1.12rem; margin-bottom: 8px; }
.course-card__body p { color: var(--color-muted); font-size: .92rem; flex: 1; }
.course-card__footer { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; padding-top: 16px; border-top: 1px solid var(--color-border); }
.course-card__price { font-weight: 800; color: var(--color-primary); font-family: var(--font-heading); }
.course-card__link { font-weight: 700; color: var(--brand-secondary); font-size: .9rem; display: inline-flex; align-items: center; gap: 6px; transition: gap .2s; }
.course-card__link:hover { gap: 10px; }

/* -------------------------------------------------- how it works -------------------------------------------------- */
.steps-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; position: relative; }
.step-item { position: relative; padding-top: 10px; }
.step-number {
  font-family: var(--font-heading); font-weight: 800; font-size: 2.4rem; color: transparent;
  -webkit-text-stroke: 1.5px var(--brand-secondary); display: block; margin-bottom: 10px;
}
.step-item h3 { font-size: 1.05rem; }
.step-item p { color: var(--color-muted); font-size: .92rem; }

/* -------------------------------------------------- cta band -------------------------------------------------- */
.cta-band {
  background: linear-gradient(135deg, var(--color-primary), var(--brand-secondary));
  color: #fff; text-align: center; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ''; position: absolute; inset: 0; opacity: .5;
  background-image: radial-gradient(circle at 15% 20%, rgba(255,255,255,.15), transparent 40%), radial-gradient(circle at 85% 80%, rgba(255,255,255,.12), transparent 40%);
}
.cta-band__inner { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
.cta-band p { color: rgba(255,255,255,.85); font-size: 1.05rem; margin-bottom: 28px; }
.cta-band .btn-cta { background: #fff; color: var(--color-primary); }
.cta-band .btn-cta:hover { background: #ffd166; }

/* -------------------------------------------------- branch info -------------------------------------------------- */
.branch-info__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 0; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); min-height: 480px; }
.branch-info__map { background: var(--color-border); position: relative; }
.branch-info__map iframe { position: absolute; inset: 0; width: 100%; height: 100%; }
.branch-info__card { background: var(--color-primary); color: #fff; padding: 50px 44px; display: flex; flex-direction: column; justify-content: center; }
.branch-info__card h2 { color: #fff; }
.branch-info__list { margin: 24px 0 30px; display: flex; flex-direction: column; gap: 18px; }
.branch-info__list li { display: flex; gap: 14px; align-items: flex-start; }
.branch-info__list i { color: var(--brand-secondary); font-size: 1.1rem; margin-top: 3px; }
.branch-info__list a { color: #fff; font-weight: 600; }
.branch-info__list span { color: rgba(255,255,255,.85); font-size: .92rem; line-height: 1.5; }

/* -------------------------------------------------- testimonials -------------------------------------------------- */
.testimonials { background: var(--color-surface); }
.testimonials__track-wrap { position: relative; padding: 0 24px; }
.testimonials__track { display: flex; gap: 24px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 6px 0 20px; scrollbar-width: none; }
.testimonials__track::-webkit-scrollbar { display: none; }
.testimonial-card {
  scroll-snap-align: start; flex: 0 0 clamp(280px, 32vw, 380px); background: var(--color-bg);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 32px 28px;
}
.testimonial-card__stars { color: #ffb703; margin-bottom: 14px; font-size: .95rem; }
.testimonial-card p { font-size: 1rem; color: var(--color-ink-soft); font-style: italic; }
.testimonial-card strong { color: var(--color-primary); }
.testimonials__nav { display: flex; justify-content: center; gap: 14px; margin-top: 10px; }
.testimonials__nav button {
  width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--color-border); background: #fff;
  display: flex; align-items: center; justify-content: center; transition: all .25s var(--ease);
}
.testimonials__nav button:hover { background: var(--brand-secondary); color: #fff; border-color: var(--brand-secondary); }

/* -------------------------------------------------- faq / accordion -------------------------------------------------- */
.accordion { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.accordion-item { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; }
.accordion-trigger {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 20px 24px; background: none; border: none; text-align: left; font-weight: 700; font-size: 1rem; color: var(--color-primary);
}
.accordion-trigger i { transition: transform .3s var(--ease); color: var(--brand-secondary); flex-shrink: 0; }
.accordion-item.is-open .accordion-trigger i { transform: rotate(45deg); }
.accordion-panel { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.accordion-panel p { padding: 0 24px 22px; color: var(--color-muted); margin: 0; }

/* -------------------------------------------------- branch picker (home) -------------------------------------------------- */
.branch-picker { background: var(--color-surface); }
.branch-picker__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.branch-picker__grid--row { grid-template-columns: repeat(4, 1fr); gap: 22px; }
.branch-picker__grid--row .branch-tile { min-height: 380px; }
.branch-picker__grid--row .branch-tile__body { padding: 24px 22px; }
.branch-picker__grid--row .branch-tile__body h3 { font-size: 1.22rem; }
.branch-tile {
  position: relative; border-radius: var(--radius-lg); overflow: hidden; display: block; min-height: 320px;
  box-shadow: var(--shadow-sm); transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.branch-tile:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.branch-tile__media { position: absolute; inset: 0; }
.branch-tile__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.branch-tile:hover .branch-tile__media img { transform: scale(1.08); }
.branch-tile__media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(8,14,28,.92) 10%, rgba(8,14,28,.35) 55%, rgba(8,14,28,.15) 100%); }
.branch-tile__body { position: relative; z-index: 1; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; padding: 32px; color: #fff; }
.branch-tile__tag { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: #ffd166; margin-bottom: 8px; }
.branch-tile__body h3 { color: #fff; font-size: 1.5rem; margin-bottom: 10px; }
.branch-tile__body p { color: rgba(255,255,255,.85); font-size: .9rem; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.branch-tile__cta { font-weight: 700; display: inline-flex; align-items: center; gap: 8px; transition: gap .2s; }
.branch-tile:hover .branch-tile__cta { gap: 12px; }
.branch-tile--energie .branch-tile__tag { color: #ff9a4d; }
.branch-tile--urbain .branch-tile__tag { color: #4de0ff; }
.branch-tile--moderne .branch-tile__tag { color: #a78bfa; }
.branch-tile--nature .branch-tile__tag { color: #6fd996; }
.branch-picker__note { text-align: center; color: var(--color-muted); margin-top: 36px; font-size: .92rem; }

/* -------------------------------------------------- inner pages / forms -------------------------------------------------- */
.inner-hero { background: var(--color-primary); color: #fff; padding: 160px 0 70px; }
.inner-hero h1 { color: #fff; font-size: clamp(2rem, 4vw, 2.8rem); }
.inner-hero p { color: rgba(255,255,255,.8); max-width: 600px; }

.form-section { background: var(--color-bg); }
.form-section__grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: start; }
.form-card { background: #fff; border-radius: var(--radius-lg); padding: 44px; box-shadow: var(--shadow-md); border: 1px solid var(--color-border); }
.vision-form { display: flex; flex-direction: column; gap: 20px; }
.form-row label { display: block; font-weight: 700; font-size: .88rem; margin-bottom: 8px; color: var(--color-primary); }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: 13px 16px; border-radius: var(--radius-sm); border: 1.5px solid var(--color-border);
  font: inherit; background: var(--color-bg); transition: border-color .2s, background .2s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { border-color: var(--brand-secondary); background: #fff; outline: none; }
.form-row--split { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-aside { background: var(--color-primary); color: #fff; border-radius: var(--radius-lg); padding: 36px; }
.form-aside h3 { color: #fff; }
.form-aside p { color: rgba(255,255,255,.8); }
.form-aside__branches { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; }
.form-aside__branches li { display: flex; flex-direction: column; gap: 2px; padding-bottom: 14px; border-bottom: 1px solid rgba(255,255,255,.15); }
.form-aside__branches a { color: var(--brand-secondary); font-weight: 700; }
.form-aside__branches span { color: rgba(255,255,255,.7); font-size: .85rem; }

.alert-success { text-align: center; padding: 20px 0; }
.alert-success i { font-size: 3rem; color: #1f9d55; margin-bottom: 14px; display: block; }
.alert-error { background: #fff1f0; border: 1px solid #ffb4ab; color: #b3261e; border-radius: var(--radius-sm); padding: 14px 18px; margin-bottom: 20px; }
.alert-error p { margin: 0; font-size: .9rem; }

.error-section { padding: 200px 0 140px; text-align: center; }
.error-section h1 { font-size: clamp(2rem, 5vw, 3rem); }
.error-section p { max-width: 480px; margin: 0 auto 30px; color: var(--color-muted); }

/* -------------------------------------------------- footer -------------------------------------------------- */
.site-footer { background: var(--color-primary); color: rgba(255,255,255,.85); padding-top: 80px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 60px; }
.footer-col--brand p { color: rgba(255,255,255,.65); max-width: 280px; margin: 16px 0 20px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; transition: background .2s; }
.footer-social a:hover { background: var(--brand-secondary); }
.footer-col h4 { color: #fff; font-size: .95rem; margin-bottom: 18px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { color: rgba(255,255,255,.7); font-size: .92rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 22px 0; }
.footer-bottom__inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: .82rem; color: rgba(255,255,255,.55); }
.footer-badge { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.footer-badge i { color: #ffd166; }
.footer-badge__sep { opacity: .5; }

/* -------------------------------------------------- reveal animations -------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal[data-reveal-delay="1"] { transition-delay: .08s; }
.reveal[data-reveal-delay="2"] { transition-delay: .16s; }
.reveal[data-reveal-delay="3"] { transition-delay: .24s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero__media img, .hero__slide img { animation: none; transform: none; }
  .hero__slide { transition: none; }
}

/* -------------------------------------------------- responsive -------------------------------------------------- */
@media (max-width: 1366px) {
  .container { padding: 0 20px; }
}

@media (max-width: 1024px) {
  .main-nav, .d-none-mobile { display: none; }
  .mobile-toggle { display: flex; }
  .quick-access__grid, .advantages-grid, .steps-row { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); gap: 36px; }
  .branch-info__grid { grid-template-columns: 1fr; min-height: unset; }
  .branch-info__map { height: 360px; }
  .form-section__grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .branch-picker__grid--row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  section { padding: 70px 0; }
  .hero { padding-top: 110px; }
  .hero__content { padding-bottom: 60px; }
  .hero__infocard { flex-direction: column; }
  .hero__infoitem { border-right: none; border-bottom: 1px solid rgba(255,255,255,.15); }
  .hero__infoitem:last-child { border-bottom: none; }
  .quick-access { margin-top: -40px; }
  .quick-access__grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .branch-picker__grid, .branch-picker__grid--row { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr 1fr; gap: 18px; }
  .form-row--split { grid-template-columns: 1fr; }
  .form-card { padding: 28px 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; padding-bottom: 40px; }
  .footer-bottom__inner { flex-direction: column; text-align: center; }
}

@media (max-width: 430px) {
  .container { padding: 0 18px; }
  .hero__title { font-size: 2.1rem; }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta a { justify-content: center; }
  .quick-access__grid, .advantages-grid, .steps-row, .stats-row, .courses-grid { grid-template-columns: 1fr; }
  .section-heading { margin-bottom: 36px; }
  .branch-info__card { padding: 36px 26px; }
  .testimonial-card { flex-basis: 86vw; }
}

/* -------------------------------------------------- about vision (homepage intro) -------------------------------------------------- */
.about-vision { background: var(--color-surface); }
.about-vision__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-vision__media { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/5; box-shadow: var(--shadow-lg); }
.about-vision__media img { width: 100%; height: 100%; object-fit: cover; }
.about-vision__badge {
  position: absolute; bottom: 24px; left: 24px; background: #fff; border-radius: var(--radius-md); padding: 18px 22px;
  box-shadow: var(--shadow-md); display: flex; align-items: center; gap: 14px;
}
.about-vision__badge strong { display: block; font-family: var(--font-heading); font-size: 1.6rem; line-height: 1; color: var(--color-primary); }
.about-vision__badge span { font-size: .78rem; color: var(--color-muted); }
.about-vision__list { display: flex; flex-direction: column; gap: 18px; margin-top: 26px; }
.about-vision__list li { display: flex; gap: 14px; align-items: flex-start; }
.about-vision__list i { color: var(--brand-secondary); font-size: 1.2rem; margin-top: 3px; }
.about-vision__list strong { display: block; margin-bottom: 2px; color: var(--color-primary); }
.about-vision__list span { color: var(--color-muted); font-size: .92rem; }

@media (max-width: 1024px) {
  .about-vision__grid { grid-template-columns: 1fr; gap: 36px; }
  .about-vision__media { aspect-ratio: 16/10; }
}

/* -------------------------------------------------- video showcase (aperçu interactif) -------------------------------------------------- */
/* -------------------------------------------------- observation section (natif, sans iframe) -------------------------------------------------- */
.observation-section { background: var(--color-bg); border-block: 1px solid var(--color-border); }
.observation-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; }
.observation-heading h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); margin-top: 10px; }
.observation-heading > p { color: var(--color-muted); max-width: 320px; text-align: right; line-height: 1.6; }

.signage-strip { display: flex; align-items: center; gap: 14px; margin: 28px 0 40px; }
.signage-strip--center { justify-content: center; }
.signage-strip img { width: 46px; height: 46px; object-fit: contain; filter: drop-shadow(0 2px 6px rgba(11,18,32,.15)); transition: transform .25s var(--ease); }
.signage-strip img:hover { transform: translateY(-4px) scale(1.08); }

.observation-section .container { max-width: 1520px; }
.observation-grid { display: grid; grid-template-columns: minmax(340px, 540px) minmax(0, 1fr); gap: 56px; align-items: start; }

.observation-player { border-radius: var(--radius-lg); overflow: hidden; background: var(--color-primary); box-shadow: var(--shadow-lg); }
.observation-stage { position: relative; aspect-ratio: 9 / 16; overflow: hidden; background: var(--color-primary); }
.observation-scene { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .6s var(--ease); }
.observation-scene.is-active { opacity: 1; visibility: visible; }
.observation-scene img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.1); transition: transform 5.5s linear; }
.observation-scene.is-active img { transform: scale(1); }
.observation-scene__shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,20,40,.55) 0%, transparent 28%, transparent 52%, rgba(10,20,40,.95) 100%); }
.observation-scene__caption { position: absolute; left: 20px; right: 20px; bottom: 22px; color: #fff; }
.observation-scene__caption span { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: #ffd166; font-weight: 700; }
.observation-scene__caption strong { display: block; font-family: var(--font-heading); font-size: 2.1rem; line-height: 1.15; margin: 9px 0 7px; }
.observation-scene__caption p { font-size: .98rem; color: rgba(255,255,255,.82); }
.observation-brand {
  position: absolute; top: 18px; left: 18px; right: 18px; z-index: 2;
  display: flex; align-items: center; gap: 12px; background: rgba(255,255,255,.95);
  padding: 10px 14px; border-radius: 12px;
}
.observation-brand img { width: 32px; height: 32px; object-fit: contain; }
.observation-brand span { font-family: var(--font-heading); font-weight: 800; font-size: 1rem; color: var(--color-primary); line-height: 1.2; }
.observation-brand small { display: block; font-weight: 500; font-size: .7rem; color: var(--color-muted); }

.observation-controls { display: flex; align-items: center; gap: 10px; padding: 16px; background: var(--color-primary); }
.observation-toggle {
  width: 46px; height: 46px; border-radius: 50%; flex-shrink: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.1); color: #fff; border: 1px solid rgba(255,255,255,.22); transition: background .2s; font-size: 1.15rem;
}
.observation-toggle:hover { background: rgba(255,255,255,.2); }
.observation-dots { display: flex; gap: 6px; flex: 1; }
.observation-dots button {
  flex: 1; min-width: 0; height: 42px; border-radius: 9px; background: transparent;
  border: 1px solid rgba(255,255,255,.22); color: rgba(255,255,255,.7); font-weight: 700; font-size: .92rem; transition: all .2s;
}
.observation-dots button.is-active { background: #fff; color: var(--color-primary); border-color: #fff; }

.observation-inspector { display: flex; flex-direction: column; gap: 24px; min-width: 0; }
.observation-detail__card {
  display: none; background: var(--color-primary); color: #fff; border-radius: var(--radius-lg); padding: 40px;
}
.observation-detail__card.is-active { display: block; }
.observation-detail__meta { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; font-size: .84rem; color: rgba(255,255,255,.55); text-transform: uppercase; letter-spacing: .05em; flex-wrap: wrap; }
.risk-badge { padding: 5px 13px; border-radius: 100px; font-weight: 800; font-size: .78rem; letter-spacing: .03em; }
.risk-badge--modere { background: rgba(61,130,246,.2); color: #93c5fd; }
.risk-badge--eleve { background: rgba(245,158,11,.2); color: #fcd34d; }
.risk-badge--critique { background: rgba(214,32,46,.25); color: #ff9c92; }
.observation-detail__card h3 { color: #fff; font-size: 1.7rem; margin-bottom: 18px; }
.observation-detail__card blockquote {
  margin: 0 0 20px; padding: 14px 20px; border-left: 3px solid var(--brand-secondary); font-size: 1.05rem;
  background: rgba(255,255,255,.07); border-radius: 0 10px 10px 0; font-weight: 700; color: #fff;
}
.observation-detail__card > p { color: rgba(255,255,255,.75); line-height: 1.7; margin-bottom: 26px; font-size: 1.02rem; }
.observation-telemetry { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.14); margin-bottom: 22px; }
.observation-telemetry span { display: block; font-size: .74rem; text-transform: uppercase; letter-spacing: .05em; color: rgba(255,255,255,.5); margin-bottom: 5px; }
.observation-telemetry strong { font-size: 1.02rem; color: #fff; font-weight: 700; }
.observation-saaq { background: rgba(255,255,255,.07); border-radius: 14px; padding: 20px 22px; }
.observation-saaq strong { display: flex; align-items: center; gap: 8px; color: #ffd166; font-size: .94rem; margin-bottom: 8px; }
.observation-saaq p { color: rgba(255,255,255,.8); font-size: .96rem; line-height: 1.6; margin: 0; }

.observation-picker { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 30px; box-shadow: var(--shadow-sm); }
.observation-picker h3 { font-size: 1.15rem; margin-bottom: 18px; }
.observation-picker__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.observation-picker__btn {
  text-align: left; background: var(--color-bg); border: 1.5px solid var(--color-border); border-radius: 12px;
  padding: 18px 20px; transition: border-color .2s, background .2s, transform .2s;
}
.observation-picker__btn:hover { transform: translateY(-2px); }
.observation-picker__btn span { display: flex; justify-content: space-between; gap: 6px; font-size: .72rem; text-transform: uppercase; letter-spacing: .04em; color: var(--brand-secondary); font-weight: 800; margin-bottom: 8px; }
.observation-picker__btn strong { display: block; font-size: .98rem; color: var(--color-ink); font-family: var(--font-heading); }
.observation-picker__btn.is-active { background: #fff; border-color: var(--brand-secondary); box-shadow: 0 4px 14px rgba(214,32,46,.15); }

.observation-cta { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--brand-secondary); align-self: flex-start; }
.observation-cta i { transition: transform .2s; }
.observation-cta:hover i { transform: translateX(4px); }

@media (max-width: 1024px) {
  .observation-grid { grid-template-columns: 1fr; }
  .observation-player { max-width: min(90vw, 440px); margin: 0 auto; }
}
@media (max-width: 640px) {
  .observation-heading { flex-direction: column; align-items: flex-start; }
  .observation-heading > p { text-align: left; max-width: none; }
  .observation-picker__grid { grid-template-columns: 1fr; }
}