/* ============================================================
   VERIDIS ENERGIE — Base
   Maison professionnelle. Refinement éditorial.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--ink-soft);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
a { color: inherit; text-decoration: none; transition: color var(--duration-fast) var(--ease-out); }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; color: inherit; }
em, i { font-style: normal; font-weight: var(--fw-semi); color: inherit; }

::selection { background: var(--green); color: var(--white); }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--line); border-radius: 10px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover { background: var(--ink-faint); }

/* ---- Typographie ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--fw-semi);
  line-height: var(--lh-snug);
  color: var(--ink);
  letter-spacing: -0.02em;
}
h1 { font-size: var(--fs-4xl); line-height: var(--lh-tight); letter-spacing: -0.03em; }
h2 { font-size: var(--fs-3xl); letter-spacing: -0.025em; }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }
h6 {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: var(--fw-bold);
  color: var(--green-deep);
}

p { line-height: var(--lh-relaxed); }

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: var(--container-lg);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--wide { max-width: var(--container-xl); }
.container--narrow { max-width: var(--container-md); }

/* ---- Section ---- */
.section {
  padding-block: clamp(var(--space-8), 10vw, var(--space-9));
}
.section--sm { padding-block: var(--space-7); }

/* ---- Eyebrow (sobre) ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-deep);
}
.eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--green);
}
.eyebrow--light {
  color: var(--copper-soft);
}
.eyebrow--light::before { background: var(--copper-soft); }

/* ---- Boutons (sobres) ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-display);
  font-weight: var(--fw-semi);
  font-size: var(--fs-sm);
  letter-spacing: -0.005em;
  border-radius: 2px;
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background: var(--ink);
  color: var(--cream);
}
.btn--primary:hover {
  background: var(--green-deep);
}

.btn--accent {
  background: var(--green);
  color: var(--white);
}
.btn--accent:hover {
  background: var(--green-deep);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink);
}
.btn--ghost:hover { background: var(--ink); color: var(--cream); }

.btn--ghost-light {
  background: transparent;
  color: var(--cream);
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.btn--ghost-light:hover {
  background: var(--cream);
  color: var(--ink);
  border-color: var(--cream);
}

.btn--lg { padding: 14px 28px; font-size: var(--fs-md); }

.btn .arrow { transition: transform var(--duration-base) var(--ease-out); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---- Lien souligné (discret) ---- */
.link-underline {
  position: relative;
  font-family: var(--font-display);
  font-weight: var(--fw-medium);
  font-size: var(--fs-sm);
  color: var(--ink);
  padding-bottom: 2px;
  border-bottom: 1px solid var(--ink);
  transition: all var(--duration-base);
}
.link-underline:hover { color: var(--green); border-color: var(--green); }

/* ============================================================
   HEADER (light, professionnel)
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding-block: 18px;
  background: rgba(251, 251, 248, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: all var(--duration-base) var(--ease-out);
}
.site-header.is-scrolled {
  background: rgba(251, 251, 248, 0.95);
  border-bottom-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
  color: var(--ink);
  white-space: nowrap;
}
.logo .logo-mark {
  display: inline-flex;
  font-size: 1.3rem;
  line-height: 1;
  color: var(--green);
  font-weight: var(--fw-regular);
}
.logo .logo-green { color: var(--green); }

/* Logo officiel SVG — inherit text color, adapt light/dark */
.logo-svg {
  height: 38px;
  width: auto;
  display: block;
  flex-shrink: 0;
}
.logo-suffix {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.18em;
  color: var(--copper);
  border-left: 1px solid currentColor;
  padding-left: 10px;
  margin-left: 4px;
  opacity: 0.85;
}
.logo-partner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.18em;
  color: var(--ink-soft);
  padding-left: 12px;
  margin-left: 6px;
  border-left: 1px solid var(--line);
}
.logo-partner .x {
  color: var(--copper);
  font-style: italic;
  font-weight: var(--fw-light);
  letter-spacing: 0;
  font-size: 0.9rem;
}
.logo-partner-mark {
  background: #007ac3;
  color: #ffffff;
  padding: 3px 8px;
  border-radius: 3px;
  font-weight: var(--fw-bold);
  letter-spacing: 0.04em;
  font-size: 0.7rem;
}

/* Splash logo SVG */
.bv-logo-svg {
  height: 44px;
  width: auto;
  display: block;
}

.main-nav { display: flex; align-items: center; gap: var(--space-5); }
.main-nav a {
  position: relative;
  font-family: var(--font-display);
  font-weight: var(--fw-medium);
  font-size: var(--fs-sm);
  color: var(--ink-soft);
  padding-block: 4px;
}
.main-nav a:hover { color: var(--green); }

.header-actions { display: flex; align-items: center; gap: var(--space-3); }

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--ink-soft);
}
.header-phone:hover { color: var(--green); }

.header-espace {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 100px;
  transition: all var(--duration-base);
}
.header-espace::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}
.header-espace:hover {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}
.header-espace:hover::before { background: var(--green-accent); }

@media (max-width: 1100px) {
  .header-espace { display: none; }
}

.menu-toggle {
  display: none;
  width: 38px; height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 2px;
  background: var(--ink);
  color: var(--cream);
}
.menu-toggle svg { width: 16px; height: 16px; }

@media (max-width: 900px) {
  .main-nav { display: none; }
  .header-phone { display: none; }
  .menu-toggle { display: inline-flex; }
  .header-actions .btn { display: none; }
}

/* ---- Menu mobile ---- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-header) - 1);
  background: var(--ink);
  color: var(--cream);
  padding: 100px var(--gutter) var(--space-6);
  transform: translateY(-100%);
  transition: transform var(--duration-slow) var(--ease-out);
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateY(0); }
.mobile-menu nav { display: flex; flex-direction: column; }
.mobile-menu nav a {
  font-family: var(--font-display);
  font-weight: var(--fw-semi);
  font-size: 1.625rem;
  color: var(--cream);
  padding-block: var(--space-3);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  letter-spacing: -0.02em;
}
.mobile-menu .mobile-actions {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ============================================================
   FOOTER (sobre, refined)
   ============================================================ */
.site-footer {
  background: var(--ink);
  color: rgba(250, 250, 245, 0.6);
  padding-block: var(--space-8) var(--space-4);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-7);
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-brand .logo {
  color: var(--cream);
  font-size: 1.125rem;
  margin-bottom: var(--space-3);
}
.footer-brand .logo .logo-mark,
.footer-brand .logo .logo-green { color: var(--green-accent); }
.footer-brand p {
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  max-width: 340px;
}

.footer-col h6 {
  color: var(--cream);
  margin-bottom: var(--space-3);
}
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col a {
  font-size: var(--fs-sm);
  color: rgba(250, 250, 245, 0.5);
  transition: color var(--duration-fast);
}
.footer-col a:hover { color: var(--green-accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: var(--fs-xs);
  color: rgba(250, 250, 245, 0.35);
}

/* ============================================================
   UTILS
   ============================================================ */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.text-green { color: var(--green); }
.text-copper { color: var(--copper); }
.text-muted { color: var(--ink-muted); }
.bg-cream { background: var(--cream); }
.bg-dark { background: var(--ink); color: var(--cream); }

/* ---- Animations d'apparition ---- */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal][data-delay="100"] { transition-delay: 0.08s; }
[data-reveal][data-delay="200"] { transition-delay: 0.16s; }
[data-reveal][data-delay="300"] { transition-delay: 0.24s; }
[data-reveal][data-delay="400"] { transition-delay: 0.32s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ============================================================
   PREFERS-REDUCED-MOTION (a11y)
   Coupe les animations lourdes (3D rotations, aurore, etc.)
   pour les utilisateurs sensibles aux mouvements.
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  /* Préserve les transitions essentielles (focus, hover discret)
     mais coupe les boucles et les animations longues */
  .cine-hero-poster,
  .cine-hero-overlay,
  .cine-hero-3d::before,
  .cine-hero-3d::after,
  .cine-hero::after {
    animation: none !important;
  }
  /* Le 3D Three.js : on garde l'objet visible mais sans rotation auto.
     Le JS lui-même doit aussi être conditionné — voir 3d-hero-infinity.js */
}