/* ============ INNOPROJECT — style.css ============ */

:root {
  --bg-dark: #0c0d0f;
  --bg-darker: #08090a;
  --bg-light: #f6f5f2;
  --bg-card: #14161a;
  --text-light: #f2f1ee;
  --text-muted: #9a9a96;
  --text-dark: #1a1a1a;
  --accent: #4db8a8;
  --accent-dim: rgba(77, 184, 168, 0.12);
  --border: rgba(255, 255, 255, 0.08);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --container: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 { font-weight: 600; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 1rem; }
h3 { font-size: 1.05rem; }

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

.section-kicker {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.8rem;
}

/* ============ HEADER ============ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(12, 13, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
}

.logo-mark { height: 36px; width: auto; }
.logo-mark circle { transition: fill 0.3s; }
/* logo on dark background: lighten the dark dots */
.logo-mark circle[fill="#1a1a1a"] { fill: #f2f1ee; }

.logo-text {
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 0.95rem;
}

.nav { display: flex; gap: 26px; align-items: center; }

.nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav a:hover { color: var(--text-light); }

.nav-cta {
  padding: 8px 18px;
  border: 1px solid var(--accent);
  border-radius: 99px;
  color: var(--accent) !important;
  transition: background 0.2s, color 0.2s !important;
}
.nav-cta:hover { background: var(--accent); color: var(--bg-dark) !important; }

.lang-switch { display: flex; gap: 2px; }

.lang-switch button {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 8px;
  cursor: pointer;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}
.lang-switch button:hover { color: var(--text-light); }
.lang-switch button.active { color: var(--accent); background: var(--accent-dim); }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-light);
  transition: transform 0.3s, opacity 0.3s;
}

/* ============ HERO ============ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg canvas { width: 100%; height: 100%; display: block; }

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 68px;
}

.hero-kicker {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  font-weight: 700;
  max-width: 16ch;
  margin-bottom: 1.4rem;
}

.hero-sub {
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  color: var(--text-muted);
  max-width: 52ch;
  margin-bottom: 2.4rem;
  font-weight: 300;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 99px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, color 0.2s;
  cursor: pointer;
  border: none;
  font-family: var(--font);
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-dark);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(77, 184, 168, 0.35);
}

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text-light);
  background: rgba(255,255,255,0.03);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.hero-scroll span {
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, transparent, var(--accent));
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.7); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ============ PÔLES ============ */
.pole { padding: 110px 0; }

.pole-carbon {
  background: var(--bg-light);
  color: var(--text-dark);
}
.pole-carbon .lead, .pole-scan .lead {
  font-size: 1.05rem;
  font-weight: 300;
  margin-bottom: 1.8rem;
}
.pole-carbon .lead { color: #555; }

.pole-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}
.pole-grid.reverse .pole-text { order: 1; }
.pole-grid.reverse .pole-visual { order: 0; }

.capability-list { list-style: none; }
.capability-list li {
  padding: 13px 0;
  border-bottom: 1px solid rgba(0,0,0,0.1);
  font-weight: 500;
  position: relative;
  padding-left: 28px;
}
.capability-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.pole-visual { position: relative; }

.visual-placeholder {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: 16px;
  overflow: hidden;
}
.visual-placeholder svg { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Photo réelle : recouvre le motif SVG quand le fichier existe */
.pole-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}
/* La photo du scan 3D a un fond blanc : on l'affiche entière, en format paysage */
.scan-texture { aspect-ratio: 16/10; }
.scan-texture .pole-photo { object-fit: contain; background: #fff; }
.visual-placeholder .placeholder-label { z-index: 2; }

.placeholder-label {
  position: absolute;
  bottom: 16px;
  left: 16px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.45);
  background: rgba(0,0,0,0.4);
  padding: 5px 12px;
  border-radius: 99px;
  backdrop-filter: blur(4px);
}

/* Scan pole — dark */
.pole-scan { background: var(--bg-darker); }
.pole-scan .lead { color: var(--text-muted); }

.service-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  transition: border-color 0.25s, transform 0.25s;
}
.service-card:hover {
  border-color: rgba(77, 184, 168, 0.4);
  transform: translateY(-3px);
}
.service-card h3 { margin-bottom: 8px; color: var(--accent); }
.service-card p { font-size: 0.85rem; color: var(--text-muted); font-weight: 300; }

/* ============ MARCHÉS ============ */
.markets { padding: 36px 0; }
.markets-dark {
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.tags span {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 8px 18px;
  border-radius: 99px;
  transition: color 0.2s, border-color 0.2s;
}
.tags span:hover { color: var(--accent); border-color: var(--accent); }

/* ============ RÉFÉRENCES ============ */
.references {
  padding: 100px 0;
  background: var(--bg-dark);
  text-align: center;
}

.refs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.ref-slot {
  aspect-ratio: 3/2;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--border);
  border-radius: 12px;
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: border-color 0.25s;
}
.ref-slot:hover { border-color: rgba(77, 184, 168, 0.4); }

/* ============ À PROPOS ============ */
.about {
  padding: 110px 0;
  background: var(--bg-light);
  color: var(--text-dark);
}

.about-inner {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 64px;
  align-items: center;
}

.about-text p {
  color: #555;
  font-weight: 300;
  margin-bottom: 1rem;
}

.about-stats {
  display: grid;
  gap: 16px;
}

.stat {
  background: #fff;
  border-radius: 14px;
  padding: 26px 28px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 64px;
}
.stat-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: #444;
}

/* ============ CONTACT ============ */
.contact {
  padding: 110px 0;
  background: var(--bg-darker);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: start;
}

.contact-text p { color: var(--text-muted); font-weight: 300; margin-bottom: 1.6rem; }

.contact-details { list-style: none; }
.contact-details li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  font-size: 0.95rem;
}
.contact-details a:hover { color: var(--accent); }
.contact-icon { opacity: 0.7; }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.contact-form input,
.contact-form select,
.contact-form textarea {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--text-light);
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
  resize: vertical;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { border-color: var(--accent); }

.contact-form ::placeholder { color: var(--text-muted); }

.contact-form button { align-self: flex-start; }
.contact-form button:disabled { opacity: 0.6; cursor: wait; }

/* Champ piège anti-spam : hors écran, invisible pour les humains */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

.form-status { font-size: 0.85rem; min-height: 1.2em; }
.form-status.success { color: var(--accent); }
.form-status.error { color: #e07070; }

/* ============ FOOTER ============ */
.footer {
  padding: 28px 0;
  background: var(--bg-darker);
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============ ANIMATIONS D'APPARITION ============ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .pole-grid,
  .about-inner,
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }

  .pole-grid.reverse .pole-text { order: 0; }
  .pole-grid.reverse .pole-visual { order: 1; }

  .pole-visual { max-width: 440px; }

  .refs-grid { grid-template-columns: repeat(2, 1fr); }

  .nav {
    position: fixed;
    top: 68px;
    left: 0; right: 0;
    flex-direction: column;
    background: rgba(12, 13, 15, 0.97);
    padding: 28px 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-130%);
    transition: transform 0.3s ease;
    z-index: 99;
  }
  .nav.open { transform: translateY(0); }

  .burger { display: flex; }
  .burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
  .service-cards { grid-template-columns: 1fr; }
  .logo-text { display: none; }
  .pole { padding: 72px 0; }
}