/* ============================================================
   LAYOUT — structure, sections, container, header, footer
   ============================================================ */

body {
  background: var(--c-black);
  color: var(--c-anthracite);
  cursor: auto;
}

/* Curseur custom : activé via JS sur hover-capable */
body.has-custom-cursor,
body.has-custom-cursor * {
  cursor: none !important;
}

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

/* ════════════════════════════════════════════════════
   HEADER
   ════════════════════════════════════════════════════ */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-header);
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-inline: var(--container-pad);
  color: var(--c-white);
  transition: background var(--t) var(--ease-out),
              backdrop-filter var(--t) var(--ease-out),
              border-color var(--t) var(--ease-out),
              color var(--t) var(--ease-out);
  border-bottom: 1px solid transparent;
}

/* Au scroll, le header devient compact + flouté */
.header.is-scrolled {
  background: rgba(15, 15, 16, 0.78);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom-color: rgba(255, 255, 255, 0.06);
}

.header__logo {
  display: inline-flex;
  align-items: center;
  height: 28px;
  color: var(--c-white);
  transition: color var(--t) var(--ease-out);
}
.header__logo svg { height: 100%; width: auto; }

.header__nav {
  display: none;
  gap: var(--space-md);
}
.header__link {
  position: relative;
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(249, 250, 250, 0.78);
  transition: color var(--t-fast) var(--ease-out);
}
.header__link::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px;
  background: var(--c-red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t) var(--ease-out);
}
.header__link:hover { color: var(--c-white); }
.header__link:hover::after { transform: scaleX(1); }

.header__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: .65rem 1.1rem;
  background: var(--c-red);
  color: var(--c-white);
  border-radius: var(--r-pill);
  font-size: 0.9375rem;
  font-weight: 600;
  transition: transform var(--t-fast) var(--ease-out),
              box-shadow var(--t) var(--ease-out),
              background var(--t-fast) var(--ease-out);
}
.header__cta:hover {
  transform: translateY(-1px);
  background: var(--c-red-dark);
  box-shadow: var(--shadow-red);
}

@media (min-width: 900px) {
  .header__nav { display: inline-flex; }
}

/* ════════════════════════════════════════════════════
   SECTIONS — spacing global
   ════════════════════════════════════════════════════ */
section { position: relative; }

section[data-section] {
  padding-block: clamp(5rem, 10vw, 9rem);
}
.hero { padding-block: 0; } /* override */
.bascule { padding-block: clamp(6rem, 14vw, 12rem); }
.parcours { padding-block: 0; } /* géré en sticky */

/* Bg alternance */
.constat,
.parcours,
.bascule,
.cta-final {
  background: var(--c-black);
  color: var(--c-white);
}
.services,
.video-demo,
.demo-live,
.roadmap {
  background: var(--c-white);
  color: var(--c-anthracite);
}

/* ════════════════════════════════════════════════════
   ELEMENTS COMMUNS
   ════════════════════════════════════════════════════ */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: var(--size-eyebrow);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-red);
  margin-bottom: var(--space-md);
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--c-red);
}

.section-title {
  font-size: var(--size-h2);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-lg);
  max-width: 18ch;
}

.section-lede {
  font-size: var(--size-lede);
  color: var(--c-gray);
  max-width: 56ch;
  margin-bottom: var(--space-lg);
}
.constat .section-lede,
.parcours .section-lede,
.cta-final .section-lede { color: rgba(249,250,250,0.7); }

.text-accent { color: var(--c-red); }

/* ════════════════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════════════════ */
.footer {
  background: var(--c-black);
  color: rgba(249,250,250,0.72);
  padding-block: var(--space-xl) var(--space-lg);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: flex-start;
}
.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  color: var(--c-white);
}
.footer__logo { height: 28px; width: auto; }
.footer__tagline {
  font-size: .9375rem;
  color: rgba(249,250,250,0.6);
}
.footer__copy {
  font-size: .875rem;
  color: rgba(249,250,250,0.55);
}
.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: .875rem;
}
.footer__nav a {
  color: rgba(249,250,250,0.6);
  transition: color var(--t-fast) var(--ease-out);
}
.footer__nav a:hover { color: var(--c-red); }

@media (min-width: 900px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}