/*
 * TUNNEL MARKETING WEB — conseiller.digital
 * Design : Tech Premium Bleu/Cyan — tunnel fermé, zéro distraction
 * Typographie : Space Grotesk (titres) + Inter (corps)
 */

@font-face { font-family:'Space Grotesk'; font-weight:400; src:url('../fonts/spacegrotesk-400.ttf'); }
@font-face { font-family:'Space Grotesk'; font-weight:500; src:url('../fonts/spacegrotesk-500.ttf'); }
@font-face { font-family:'Space Grotesk'; font-weight:600; src:url('../fonts/spacegrotesk-600.ttf'); }
@font-face { font-family:'Space Grotesk'; font-weight:700; src:url('../fonts/spacegrotesk-700.ttf'); }
@font-face { font-family:'Space Grotesk'; font-weight:800; src:url('../fonts/spacegrotesk-800.ttf'); }
@font-face { font-family:'Inter'; font-weight:400; src:url('../fonts/inter-400.ttf'); }
@font-face { font-family:'Inter'; font-weight:500; src:url('../fonts/inter-500.ttf'); }
@font-face { font-family:'Inter'; font-weight:600; src:url('../fonts/inter-600.ttf'); }

:root {
  --bg:        #080c14;
  --bg2:       #0d1220;
  --bg3:       #111827;
  --cyan:      #22d3ee;
  --cyan-dim:  rgba(34,211,238,0.12);
  --cyan-glow: rgba(34,211,238,0.25);
  --white:     #f8fafc;
  --muted:     #94a3b8;
  --border:    rgba(34,211,238,0.14);
  --font-title:'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius:    14px;
}

*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body { background:var(--bg); color:var(--white); font-family:var(--font-body); line-height:1.6; -webkit-font-smoothing:antialiased; }
a { text-decoration:none; color:inherit; }
img { max-width:100%; display:block; }

/* ── Ticker ─────────────────────────────────────────── */
.ticker-bar {
  background:#0d1220;
  border-bottom:1px solid rgba(34,211,238,0.15);
  overflow:hidden;
  height:36px;
  display:flex;
  align-items:center;
  position:sticky; top:0; z-index:100;
}
.ticker-track {
  display:flex;
  white-space:nowrap;
  animation:ticker-scroll 45s linear infinite;
  gap:0;
}
.ticker-track:hover { animation-play-state:paused; }
@keyframes ticker-scroll { from{transform:translateX(0)} to{transform:translateX(-50%)} }
.ticker-item {
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:0 32px;
  font-size:0.78rem;
  font-weight:600;
  color:#e2e8f0;
  letter-spacing:0.02em;
  white-space:nowrap;
}
.ticker-dot {
  width:6px; height:6px;
  border-radius:50%;
  background:var(--cyan);
  flex-shrink:0;
  box-shadow:0 0 6px var(--cyan);
}

/* ── Nav tunnel (minimaliste, sans liens de navigation) ─ */
.tunnel-nav {
  position:sticky; top:36px; z-index:99;
  background:rgba(8,12,20,0.92);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  padding:0 32px;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.nav-logo {
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-title);
  font-weight:700;
  font-size:1.05rem;
  color:var(--white);
}
.nav-logo .dot {
  width:30px; height:30px;
  border-radius:50%;
  background:var(--cyan);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}
.nav-logo .dot::after {
  content:'';
  width:12px; height:12px;
  border-radius:50%;
  background:var(--bg);
}
.nav-logo span {
  color:var(--cyan);
  margin-left:-2px;
  margin-right:-2px;
}
.nav-cta {
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--cyan);
  color:var(--bg);
  font-family:var(--font-title);
  font-weight:700;
  font-size:0.85rem;
  padding:9px 20px;
  border-radius:8px;
  transition:opacity .2s, transform .2s;
}
.nav-cta:hover { opacity:.9; transform:translateY(-1px); }
.nav-tel {
  font-family:var(--font-title);
  font-weight:600;
  font-size:0.9rem;
  color:var(--cyan);
  display:flex; align-items:center; gap:6px;
}

/* ── Boutons ─────────────────────────────────────────── */
.btn {
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-title);
  font-weight:700;
  border-radius:10px;
  cursor:pointer;
  transition:all .2s;
  border:none;
  text-decoration:none;
}
.btn-primary {
  background:var(--cyan);
  color:var(--bg);
  padding:15px 32px;
  font-size:1rem;
  box-shadow:0 0 30px var(--cyan-glow);
}
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 0 45px var(--cyan-glow); }
.btn-ghost {
  background:transparent;
  color:var(--cyan);
  border:1px solid rgba(34,211,238,0.35);
  padding:14px 28px;
  font-size:0.95rem;
}
.btn-ghost:hover { background:var(--cyan-dim); }
.btn-sm { padding:9px 20px; font-size:0.85rem; }

/* ── Hero ────────────────────────────────────────────── */
.hero {
  min-height:88vh;
  display:flex;
  align-items:center;
  position:relative;
  overflow:hidden;
  padding:80px 32px 60px;
}
.hero-bg {
  position:absolute; inset:0;
  background-image:url('../images/hero-marketing.webp');
  background-size:cover;
  background-position:center;
  filter:brightness(0.25) saturate(0.8);
  z-index:0;
}
.hero-overlay {
  position:absolute; inset:0;
  background:linear-gradient(135deg, rgba(8,12,20,0.85) 0%, rgba(8,12,20,0.4) 60%, transparent 100%);
  z-index:1;
}
.hero-content {
  position:relative; z-index:2;
  max-width:760px;
}
.hero-badge {
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(34,211,238,0.1);
  border:1px solid rgba(34,211,238,0.3);
  border-radius:100px;
  padding:6px 16px;
  font-size:0.78rem;
  font-weight:600;
  color:var(--cyan);
  letter-spacing:0.04em;
  text-transform:uppercase;
  margin-bottom:24px;
}
.hero-badge .pulse {
  width:7px; height:7px;
  border-radius:50%;
  background:var(--cyan);
  animation:pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100%{box-shadow:0 0 0 0 rgba(34,211,238,.5)}
  50%{box-shadow:0 0 0 6px rgba(34,211,238,0)}
}
.hero h1 {
  font-family:var(--font-title);
  font-weight:800;
  font-size:clamp(2.4rem,5.5vw,3.8rem);
  line-height:1.1;
  color:var(--white);
  margin-bottom:20px;
}
.hero h1 .accent {
  background:linear-gradient(135deg,#22d3ee,#818cf8);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero-sub {
  font-size:1.1rem;
  color:#cbd5e1;
  line-height:1.75;
  max-width:580px;
  margin-bottom:36px;
}
.hero-ctas { display:flex; gap:14px; flex-wrap:wrap; margin-bottom:48px; }
.hero-trust {
  display:flex;
  gap:24px;
  flex-wrap:wrap;
}
.trust-item {
  display:flex;
  align-items:center;
  gap:8px;
  font-size:0.82rem;
  color:#94a3b8;
}
.trust-item svg { color:var(--cyan); flex-shrink:0; }

/* ── Stats ROI ───────────────────────────────────────── */
.stats-band {
  background:var(--bg2);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  padding:40px 32px;
}
.stats-grid {
  max-width:1100px;
  margin:0 auto;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.stat-card {
  text-align:center;
  padding:28px 16px;
  background:rgba(34,211,238,0.04);
  border:1px solid var(--border);
  border-radius:var(--radius);
  transition:border-color .3s, transform .3s;
}
.stat-card:hover { border-color:rgba(34,211,238,0.35); transform:translateY(-3px); }
.stat-num {
  font-family:var(--font-title);
  font-weight:800;
  font-size:2.6rem;
  color:var(--cyan);
  line-height:1;
  margin-bottom:6px;
}
.stat-label { font-size:0.82rem; color:var(--muted); line-height:1.4; }
.stat-source { font-size:0.7rem; color:#475569; margin-top:4px; }

/* ── Sections génériques ─────────────────────────────── */
.section { padding:80px 32px; }
.section-inner { max-width:1100px; margin:0 auto; }
.section-label {
  font-size:0.75rem;
  font-weight:700;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color:var(--cyan);
  margin-bottom:12px;
}
.section-title {
  font-family:var(--font-title);
  font-weight:800;
  font-size:clamp(1.8rem,3.5vw,2.6rem);
  color:var(--white);
  line-height:1.2;
  margin-bottom:16px;
}
.section-sub {
  font-size:1.05rem;
  color:var(--muted);
  line-height:1.75;
  max-width:640px;
  margin-bottom:48px;
}

/* ── Urgence ─────────────────────────────────────────── */
.urgency-block {
  background:linear-gradient(135deg,rgba(239,68,68,0.08),rgba(239,68,68,0.03));
  border:1px solid rgba(239,68,68,0.2);
  border-radius:var(--radius);
  padding:32px 36px;
  margin-bottom:48px;
}
.urgency-block h3 {
  font-family:var(--font-title);
  font-weight:700;
  font-size:1.15rem;
  color:#fca5a5;
  margin-bottom:16px;
  display:flex; align-items:center; gap:10px;
}
.urgency-list { list-style:none; display:flex; flex-direction:column; gap:10px; }
.urgency-list li {
  display:flex; align-items:flex-start; gap:10px;
  font-size:0.9rem; color:#e2e8f0; line-height:1.5;
}
.urgency-list li::before {
  content:'→';
  color:#f87171;
  font-weight:700;
  flex-shrink:0;
  margin-top:1px;
}

/* ── Services cards ──────────────────────────────────── */
.services-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.service-card {
  background:var(--bg2);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:32px 28px;
  transition:border-color .3s, transform .3s;
  position:relative;
  overflow:hidden;
}
.service-card::before {
  content:'';
  position:absolute; top:0; left:0; right:0;
  height:3px;
  background:linear-gradient(90deg,var(--cyan),transparent);
  opacity:0;
  transition:opacity .3s;
}
.service-card:hover { border-color:rgba(34,211,238,0.3); transform:translateY(-4px); }
.service-card:hover::before { opacity:1; }
.service-icon {
  width:48px; height:48px;
  border-radius:10px;
  background:var(--cyan-dim);
  display:flex; align-items:center; justify-content:center;
  margin-bottom:18px;
  color:var(--cyan);
}
.service-card h3 {
  font-family:var(--font-title);
  font-weight:700;
  font-size:1.1rem;
  color:var(--white);
  margin-bottom:10px;
}
.service-card p { font-size:0.88rem; color:var(--muted); line-height:1.65; margin-bottom:16px; }
.service-roi {
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:rgba(34,211,238,0.08);
  border:1px solid rgba(34,211,238,0.2);
  border-radius:100px;
  padding:4px 12px;
  font-size:0.78rem;
  font-weight:700;
  color:var(--cyan);
}

/* ── Processus ───────────────────────────────────────── */
.process-steps {
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  position:relative;
}
.process-steps::before {
  content:'';
  position:absolute;
  top:28px; left:12.5%; right:12.5%;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);
  opacity:0.3;
}
.process-step { text-align:center; padding:0 16px; }
.step-num {
  width:56px; height:56px;
  border-radius:50%;
  background:var(--cyan-dim);
  border:2px solid var(--cyan);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-title);
  font-weight:800;
  font-size:1.2rem;
  color:var(--cyan);
  margin:0 auto 16px;
}
.process-step h4 {
  font-family:var(--font-title);
  font-weight:700;
  font-size:0.95rem;
  color:var(--white);
  margin-bottom:8px;
}
.process-step p { font-size:0.82rem; color:var(--muted); line-height:1.5; }

/* ── Calculateur ROI ─────────────────────────────────── */
.calc-section {
  background:var(--bg2);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.calc-inner {
  max-width:900px;
  margin:0 auto;
  padding:80px 32px;
}
.calc-card {
  background:var(--bg3);
  border:1px solid var(--border);
  border-radius:20px;
  padding:40px;
}
.calc-card h3 {
  font-family:var(--font-title);
  font-weight:800;
  font-size:1.4rem;
  color:var(--white);
  margin-bottom:8px;
}
.calc-card > p { font-size:0.9rem; color:var(--muted); margin-bottom:32px; }
.calc-label {
  display:flex; justify-content:space-between; align-items:center;
  font-size:0.88rem; font-weight:600; color:#e2e8f0;
  margin-bottom:12px;
}
.calc-val {
  font-family:var(--font-title);
  font-weight:800;
  font-size:1.2rem;
  color:var(--cyan);
}
input[type=range] {
  -webkit-appearance:none;
  width:100%; height:6px;
  border-radius:3px;
  background:rgba(34,211,238,0.15);
  outline:none;
  cursor:pointer;
  margin-bottom:32px;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance:none;
  width:22px; height:22px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 12px var(--cyan-glow);
  cursor:pointer;
}
.calc-results {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:16px;
  margin-top:8px;
}
.calc-result-item {
  background:rgba(34,211,238,0.06);
  border:1px solid var(--border);
  border-radius:12px;
  padding:20px;
  text-align:center;
}
.calc-result-num {
  font-family:var(--font-title);
  font-weight:800;
  font-size:1.6rem;
  color:var(--cyan);
  margin-bottom:4px;
}
.calc-result-label { font-size:0.78rem; color:var(--muted); }
.calc-cta { margin-top:28px; text-align:center; }
.calc-note { font-size:0.75rem; color:var(--muted); margin-top:10px; }

/* ── FAQ ─────────────────────────────────────────────── */
.faq-list { display:flex; flex-direction:column; gap:8px; }
.faq-item {
  background:var(--bg2);
  border:1px solid var(--border);
  border-radius:12px;
  overflow:hidden;
  transition:border-color .2s;
}
.faq-item.open { border-color:rgba(34,211,238,0.3); }
.faq-q {
  width:100%; background:none; border:none; cursor:pointer;
  display:flex; justify-content:space-between; align-items:center;
  padding:20px 24px;
  font-family:var(--font-title);
  font-weight:600;
  font-size:0.95rem;
  color:var(--white);
  text-align:left;
  gap:16px;
}
.faq-q svg { flex-shrink:0; color:var(--cyan); transition:transform .3s; }
.faq-item.open .faq-q svg { transform:rotate(45deg); }
.faq-a {
  max-height:0; overflow:hidden;
  transition:max-height .35s ease, padding .35s ease;
  padding:0 24px;
}
.faq-item.open .faq-a { max-height:300px; padding:0 24px 20px; }
.faq-a p { font-size:0.88rem; color:var(--muted); line-height:1.7; }

/* ── Formulaire de contact ───────────────────────────── */
.contact-section {
  background:linear-gradient(180deg,var(--bg2) 0%,var(--bg) 100%);
  padding:80px 32px;
}
.contact-inner {
  max-width:1100px;
  margin:0 auto;
  display:grid;
  grid-template-columns:1fr 380px;
  gap:48px;
  align-items:start;
}
.contact-form-card {
  background:var(--bg3);
  border:1px solid var(--border);
  border-radius:20px;
  padding:40px;
}
.contact-form-card h2 {
  font-family:var(--font-title);
  font-weight:800;
  font-size:1.5rem;
  color:var(--white);
  margin-bottom:8px;
}
.contact-form-card > p { font-size:0.9rem; color:var(--muted); margin-bottom:28px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-group { display:flex; flex-direction:column; gap:6px; margin-bottom:16px; }
.form-label { font-size:0.82rem; font-weight:600; color:#e2e8f0; }
.form-input, .form-select, .form-textarea {
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:8px;
  padding:11px 14px;
  color:var(--white);
  font-family:var(--font-body);
  font-size:0.9rem;
  outline:none;
  transition:border-color .2s;
  width:100%;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(34,211,238,0.1);
}
.form-select { cursor:pointer; appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 14px center; padding-right:36px; }
.form-select option { background:var(--bg3); color:var(--white); }
.form-textarea { resize:vertical; min-height:100px; }
.form-checkbox-row { display:flex; gap:10px; align-items:flex-start; margin-bottom:20px; }
.form-checkbox { width:16px; height:16px; accent-color:var(--cyan); flex-shrink:0; margin-top:2px; cursor:pointer; }
.form-checkbox-label { font-size:0.8rem; color:var(--muted); line-height:1.5; }
.form-submit {
  width:100%;
  display:flex; align-items:center; justify-content:center; gap:10px;
  background:var(--cyan);
  color:var(--bg);
  font-family:var(--font-title);
  font-weight:700;
  font-size:1rem;
  padding:15px 24px;
  border-radius:10px;
  border:none;
  cursor:pointer;
  box-shadow:0 0 30px var(--cyan-glow);
  transition:all .2s;
}
.form-submit:hover { transform:translateY(-2px); box-shadow:0 0 45px var(--cyan-glow); }
.form-submit:disabled { opacity:0.6; cursor:not-allowed; transform:none; }
.form-note { font-size:0.75rem; color:var(--muted); text-align:center; margin-top:10px; }
.form-success { display:none; text-align:center; padding:40px 20px; }
.form-success.visible { display:block; }
.form-success-icon {
  width:64px; height:64px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--cyan),#818cf8);
  display:flex; align-items:center; justify-content:center;
  margin:0 auto 20px;
  color:white;
}
.form-success h3 { font-family:var(--font-title); font-weight:800; font-size:1.4rem; color:var(--white); margin-bottom:10px; }
.form-success p { font-size:0.9rem; color:var(--muted); line-height:1.7; }

/* ── Sidebar contact ─────────────────────────────────── */
.contact-sidebar { display:flex; flex-direction:column; gap:20px; position:sticky; top:110px; }
.sidebar-card {
  background:var(--bg3);
  border:1px solid var(--border);
  border-radius:16px;
  padding:24px;
}
.sidebar-card h4 {
  font-family:var(--font-title);
  font-weight:700;
  font-size:0.95rem;
  color:var(--white);
  margin-bottom:16px;
}
.contact-link {
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 16px;
  border-radius:10px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.02);
  color:var(--white);
  font-size:0.88rem;
  font-weight:600;
  transition:all .2s;
  margin-bottom:10px;
}
.contact-link:hover { border-color:rgba(34,211,238,0.35); background:var(--cyan-dim); color:var(--cyan); }
.contact-link svg { color:var(--cyan); flex-shrink:0; }
.contact-link.wa svg { color:#25d366; }
.contact-link.wa:hover { border-color:rgba(37,211,102,0.35); background:rgba(37,211,102,0.08); color:#25d366; }
.avatar-hugues {
  width:64px; height:64px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--cyan),#818cf8);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-title);
  font-weight:800;
  font-size:1.6rem;
  color:var(--bg);
  margin:0 auto 12px;
}
.online-dot {
  display:flex; align-items:center; gap:6px; justify-content:center;
  font-size:0.8rem; color:#4ade80; margin-bottom:16px;
}
.online-dot span {
  width:8px; height:8px;
  border-radius:50%;
  background:#4ade80;
  animation:pulse-dot 2s ease-in-out infinite;
}
.checklist { list-style:none; display:flex; flex-direction:column; gap:10px; }
.checklist li {
  display:flex; gap:8px; align-items:flex-start;
  font-size:0.83rem; color:#cbd5e1; line-height:1.5;
}
.checklist li svg { color:var(--cyan); flex-shrink:0; margin-top:2px; }
.stats-mini {
  display:grid; grid-template-columns:1fr 1fr; gap:12px; text-align:center;
}
.stat-mini-num {
  font-family:var(--font-title);
  font-weight:800;
  font-size:1.5rem;
  color:var(--cyan);
}
.stat-mini-label { font-size:0.72rem; color:var(--muted); }

/* ── Footer tunnel ───────────────────────────────────── */
.tunnel-footer {
  background:var(--bg2);
  border-top:1px solid var(--border);
  padding:24px 32px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
}
.footer-copy { font-size:0.78rem; color:var(--muted); }
.footer-links { display:flex; gap:20px; }
.footer-links a { font-size:0.78rem; color:var(--muted); transition:color .2s; }
.footer-links a:hover { color:var(--cyan); }

/* ── Sticky CTA ──────────────────────────────────────── */
.sticky-cta {
  position:fixed; bottom:0; left:0; right:0; z-index:200;
  background:rgba(8,12,20,0.95);
  backdrop-filter:blur(12px);
  border-top:1px solid var(--border);
  padding:14px 32px;
  display:flex; align-items:center; gap:16px;
  transform:translateY(100%);
  transition:transform .4s cubic-bezier(.16,1,.3,1);
}
.sticky-cta.visible { transform:translateY(0); }
.sticky-urgency { font-size:0.85rem; color:#94a3b8; flex:1; }
.sticky-urgency strong { color:var(--white); }



/* ── Or divider ──────────────────────────────────────── */
.or-divider {
  text-align:center;
  position:relative;
  font-size:0.78rem;
  color:var(--muted);
  margin:24px 0;
}
.or-divider::before, .or-divider::after {
  content:'';
  position:absolute;
  top:50%; width:42%;
  height:1px;
  background:var(--border);
}
.or-divider::before { left:0; }
.or-divider::after { right:0; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — Mobile-First
   Breakpoints : 480px · 640px · 768px · 900px · 1100px
═══════════════════════════════════════════════════════ */

/* ── Menu hamburger mobile ──────────────────────────── */
.nav-hamburger {
  display:none;
  flex-direction:column;
  justify-content:space-between;
  width:32px;
  height:22px;
  cursor:pointer;
  background:none;
  border:none;
  padding:0;
  z-index:200;
}
.nav-hamburger span {
  display:block;
  width:100%;
  height:2px;
  background:#fff;
  border-radius:2px;
  transition:all 0.3s ease;
  transform-origin:center;
}
.nav-hamburger.open span:nth-child(1) { transform:translateY(10px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity:0; transform:scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform:translateY(-10px) rotate(-45deg); }

.nav-mobile-menu {
  display:none;
  position:fixed;
  top:0; left:0; right:0; bottom:0;
  background:rgba(8,12,20,0.98);
  z-index:150;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:32px;
  padding:20px;
}
.nav-mobile-menu.open { display:flex; }
.nav-mobile-menu a {
  font-family:var(--font-title);
  font-size:1.4rem;
  font-weight:700;
  color:#fff;
  text-decoration:none;
  text-align:center;
  padding:12px 24px;
  border-radius:10px;
  transition:background 0.2s;
}
.nav-mobile-menu a:hover { background:rgba(34,211,238,0.1); color:var(--cyan); }
.nav-mobile-close {
  position:absolute;
  top:20px; right:20px;
  background:none;
  border:none;
  color:#fff;
  font-size:2rem;
  cursor:pointer;
  line-height:1;
}

/* ── Tablette large (≤ 1100px) ─────────────────────── */
@media (max-width:1100px) {
  .contact-inner { grid-template-columns:1fr; gap:36px; }
  .contact-sidebar { position:static; }
  .stats-grid { gap:16px; }
}

/* ── Tablette (≤ 900px) ─────────────────────────────── */
@media (max-width:900px) {
  .tunnel-nav { padding:0 20px; }
  .hero { padding:70px 24px 50px; min-height:auto; }
  .section { padding:64px 24px; }
  .contact-section { padding:64px 24px; }
  .stats-grid { grid-template-columns:repeat(2,1fr); gap:16px; }
  .services-grid { grid-template-columns:1fr; }
  .process-steps { grid-template-columns:repeat(2,1fr); gap:24px; }
  .process-steps::before { display:none; }
  .calc-results { grid-template-columns:1fr 1fr; }
  .contact-inner { grid-template-columns:1fr; }
  .contact-sidebar { position:static; }
  .contact-form-card { padding:32px 28px; }
  .hero-sub { font-size:1rem; }
  .urgency-block { padding:24px 20px; }
}

/* ── Mobile large (≤ 640px) ─────────────────────────── */
@media (max-width:640px) {
  /* Ticker */
  .ticker-bar { height:32px; }
  .ticker-item { font-size:0.72rem; padding:0 18px; gap:8px; }

  /* Nav tunnel mobile */
  .tunnel-nav { padding:0 16px; height:56px; top:32px; }
  .nav-logo { font-size:0.92rem; }
  .nav-logo .dot { width:26px; height:26px; }
  .nav-desktop-links { display:none !important; }
  .nav-hamburger { display:flex; }

  /* Hero */
  .hero { padding:56px 16px 40px; min-height:auto; }
  .hero h1 { font-size:clamp(1.9rem,8vw,2.6rem); margin-bottom:16px; }
  .hero-sub { font-size:0.93rem; margin-bottom:28px; }
  .hero-badge { font-size:0.72rem; padding:5px 12px; }
  .hero-ctas { flex-direction:column; gap:10px; margin-bottom:32px; }
  .hero-ctas .btn { width:100%; justify-content:center; padding:14px 20px; }
  .hero-trust { gap:12px; }
  .trust-item { font-size:0.78rem; }

  /* Stats */
  .stats-band { padding:28px 16px; }
  .stats-grid { grid-template-columns:1fr 1fr; gap:10px; }
  .stat-card { padding:20px 12px; }
  .stat-num { font-size:2rem; }
  .stat-label { font-size:0.76rem; }

  /* Sections */
  .section { padding:52px 16px; }
  .contact-section { padding:52px 16px; }
  .section-title { font-size:clamp(1.5rem,6vw,2rem); }
  .section-sub { font-size:0.93rem; margin-bottom:32px; }

  /* Services */
  .services-grid { grid-template-columns:1fr; gap:16px; }
  .service-card { padding:22px 18px; }
  .service-header { flex-direction:column; gap:10px; }

  /* Calculateur */
  .calc-results { grid-template-columns:1fr; gap:12px; }
  .calc-card { padding:18px 16px; }

  /* Process */
  .process-steps { grid-template-columns:1fr; gap:20px; }
  .process-step { padding:0 8px; }

  /* FAQ */
  .faq-question { font-size:0.9rem; padding:16px 14px; }
  .faq-answer { padding:0 14px 16px; font-size:0.87rem; }

  /* Formulaire */
  .contact-inner { gap:24px; }
  .contact-form-card { padding:24px 16px; border-radius:14px; }
  .contact-form-card h2 { font-size:1.2rem; }
  .form-row { grid-template-columns:1fr; }
  .form-input, .form-select, .form-textarea { font-size:16px; padding:12px 14px; }
  .form-submit { padding:14px 20px; font-size:0.95rem; }

  /* Sticky CTA */
  .sticky-cta { padding:10px 16px; gap:10px; }
  .sticky-urgency { display:none; }
  .sticky-cta .btn-sm { width:100%; justify-content:center; font-size:0.85rem; }

  /* Footer */
  .tunnel-footer { flex-direction:column; text-align:center; padding:20px 16px; }
  .footer-links { flex-wrap:wrap; justify-content:center; gap:12px; }

  /* Urgence */
  .urgency-block { padding:20px 16px; }
  .urgency-list li { font-size:0.85rem; }
}

/* ── Mobile petit (≤ 480px) ─────────────────────────── */
@media (max-width:480px) {
  .hero h1 { font-size:clamp(1.7rem,9vw,2.2rem); }
  .stats-grid { gap:8px; }
  .stat-num { font-size:1.8rem; }
  .section-title { font-size:clamp(1.4rem,7vw,1.8rem); }
  .nav-tel span { display:none; }
  .contact-form-card { padding:18px 12px; }
  .hero-badge { font-size:0.68rem; }
}