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

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Space+Mono:wght@400;700&display=swap');

/* ══ NUIT — Deep navy dark, amber chaud sur fond froid ══
   #060a14 bleu-nuit profond vs le noir chaud Anthropic.
   L'amber sur fond froid crée un contraste thermique rare.        */

:root {
  --bg:          #f5f4f0;
  --bg2:         #eeede8;
  --surface:     #ffffff;
  --border:      #d5d4cc;
  --border-2:    #aaa9a0;
  --text:        #141412;
  --muted:       #7a7870;
  --muted-2:     #b5b3ab;
  --accent:      #b86e00;
  --accent-hover:#c97c00;
  --accent-bg:   rgba(184,110,0,0.06);
  --accent-border: rgba(184,110,0,0.22);
  --nav-bg:      rgba(245,244,240,0.94);
}

html.dark {
  --bg:          #060a14;
  --bg2:         #09101f;
  --surface:     #0e1525;
  --border:      #1a2240;
  --border-2:    #283460;
  --text:        #dde1f0;
  --muted:       #5a6080;
  --muted-2:     #30384e;
  --accent:      #e8a020;
  --accent-hover:#f0b030;
  --accent-bg:   rgba(232,160,32,0.07);
  --accent-border: rgba(232,160,32,0.22);
  --nav-bg:      rgba(6,10,20,0.94);
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Space Grotesk', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background 0.3s, color 0.3s;
  overflow-x: hidden;
}

/* Grain très subtil en dark */
html.dark body::after {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  background-size: 256px 256px;
}

.container { max-width: 1160px; margin: 0 auto; padding: 0 2rem; position: relative; z-index: 1; }

/* ── NAVBAR ── */
.navbar {
  position: fixed; top: 0; width: 100%; z-index: 100;
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  background: var(--nav-bg); border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 1rem 2rem; }
.logo {
  font-family: 'Space Grotesk', sans-serif; font-size: 1rem; font-weight: 700;
  color: var(--text); text-decoration: none; letter-spacing: -0.01em;
  display: flex; align-items: baseline; gap: 0.6rem;
}
.logo-nx { font-family: 'Space Mono', monospace; font-size: 0.65rem; color: var(--accent); letter-spacing: 0.18em; text-transform: uppercase; }
.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 0.8rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
.nav-right { display: flex; align-items: center; gap: 0.75rem; }
.theme-toggle {
  background: transparent; border: 1px solid var(--border);
  width: 34px; height: 34px; display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--muted); transition: all 0.2s;
}
.theme-toggle:hover { border-color: var(--border-2); color: var(--text); }
.theme-toggle svg { display: block; }
.btn-nav {
  background: var(--accent); color: #fff; padding: 0.45rem 1.1rem;
  font-family: 'Space Grotesk', sans-serif; font-size: 0.8rem; font-weight: 600;
  text-decoration: none; transition: background 0.2s; border: none;
}
html.dark .btn-nav { color: #060a14; }
.btn-nav:hover { background: var(--accent-hover); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.hamburger span { display: block; width: 20px; height: 1.5px; background: var(--text); transition: all 0.3s; }
.mobile-menu {
  display: none; flex-direction: column; border-top: 1px solid var(--border);
  background: var(--nav-bg); backdrop-filter: blur(20px); padding: 0 1.5rem 1.5rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { color: var(--muted); text-decoration: none; font-size: 0.9rem; font-weight: 500; padding: 1rem 0; border-bottom: 1px solid var(--border); transition: color 0.2s; }
.mobile-menu a:hover { color: var(--text); }
.mobile-menu .btn-primary { margin-top: 1rem; text-align: center; border-bottom: none; }

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block; background: var(--accent); color: #fff;
  padding: 0.7rem 1.6rem; font-family: 'Space Grotesk', sans-serif;
  font-weight: 600; font-size: 0.875rem; text-decoration: none;
  transition: background 0.2s; border: none; cursor: pointer;
}
html.dark .btn-primary { color: #060a14; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary {
  display: inline-block; background: transparent; color: var(--text);
  border: 1px solid var(--border); padding: 0.7rem 1.6rem;
  font-family: 'Space Grotesk', sans-serif; font-weight: 500; font-size: 0.875rem;
  text-decoration: none; transition: border-color 0.2s; cursor: pointer;
}
.btn-secondary:hover { border-color: var(--border-2); }
.btn-secondary.small { padding: 0.4rem 0.9rem; font-size: 0.78rem; margin-top: 1rem; }

/* ── LABELS ── */
.section-label {
  font-family: 'Space Mono', monospace; font-size: 0.65rem;
  color: var(--accent); letter-spacing: 0.2em; text-transform: uppercase;
  margin-bottom: 1.2rem; display: block;
}
.section-header { margin-bottom: 4rem; }
.section-header h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 700; margin-bottom: 1rem; letter-spacing: -0.02em; line-height: 1.1; }
.section-header h2 span { color: var(--accent); }
.section-header p { color: var(--muted); max-width: 560px; font-size: 1rem; }

/* ── HERO — Nuit avec grille bleue ── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding-top: 80px; position: relative; overflow: hidden;
}

/* Grille bleue navy */
.hero-grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.6;
  mask-image: radial-gradient(ellipse 75% 60% at 45% 45%, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 75% 60% at 45% 45%, black 20%, transparent 75%);
}

/* Halo amber subtil coin bas-droit */
html.dark .hero::after {
  content: '';
  position: absolute; bottom: -100px; right: -100px; width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(232,160,32,0.07) 0%, transparent 65%);
  pointer-events: none; z-index: 0;
}

.hero-inner { position: relative; z-index: 1; padding: 4.5rem 0; max-width: 840px; }

/* ── STATUS DOT ── */
.hero-status {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: 'Space Mono', monospace; font-size: 0.63rem;
  color: var(--muted); letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 1.8rem;
}
.status-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); flex-shrink: 0;
  animation: statusPulse 2.5s ease-in-out infinite;
}
@keyframes statusPulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--accent-border); }
  50% { opacity: 0.5; box-shadow: 0 0 0 4px transparent; }
}

.hero-eyebrow {
  font-family: 'Space Mono', monospace; font-size: 0.65rem;
  color: var(--accent); letter-spacing: 0.22em; text-transform: uppercase;
  margin-bottom: 2rem; display: flex; align-items: center; gap: 0.75rem;
}
.hero-eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--accent); flex-shrink: 0; }

/* Titre massif */
.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(3.2rem, 8vw, 6.4rem);
  font-weight: 700; line-height: 1.03; letter-spacing: -0.03em; margin-bottom: 1.5rem;
}
/* Glow amber chaud sur fond froid — signature nuit */
.hero h1 span {
  color: var(--accent);
  text-shadow: 0 0 60px rgba(232,160,32,0.25);
}

.hero-sub {
  color: var(--muted); font-size: 1.1rem;
  max-width: 580px; margin-bottom: 3.5rem; line-height: 1.75;
}
.hero-actions { display: flex; gap: 1rem; }

/* ── TICKER ── */
.ticker {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 0;
  background: var(--bg2);
}
.ticker-track {
  display: flex; align-items: center;
  width: max-content;
  animation: tickerScroll 30s linear infinite;
  font-family: 'Space Mono', monospace;
  font-size: 0.65rem; color: var(--muted);
  letter-spacing: 0.06em; white-space: nowrap;
}
.ticker-track span { padding: 0 0.6rem; }
.ticker-sep { color: var(--accent) !important; padding: 0 !important; }
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── ABOUT ── */
.about { padding: 9rem 0; border-top: 1px solid var(--border); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6rem; align-items: start; }
.about-text h2 { font-size: 2.2rem; font-weight: 700; margin-bottom: 1.5rem; letter-spacing: -0.02em; line-height: 1.1; }
.about-text h2 span { color: var(--accent); }
.about-text p { color: var(--muted); margin-bottom: 1.2rem; font-size: 0.95rem; line-height: 1.7; }
.about-text .btn-primary { margin-top: 1.5rem; }

.skills-list { display: flex; flex-direction: column; }
.skill-item {
  display: flex; align-items: center; gap: 1.2rem; padding: 1.1rem 0;
  border-bottom: 1px solid var(--border);
  border-left: 2px solid transparent;
  padding-left: 0;
  transition: padding-left 0.3s ease, border-color 0.3s ease;
  cursor: default;
}
.skill-item:first-child { border-top: 1px solid var(--border); }
.skill-item:hover {
  padding-left: 10px;
  border-left-color: var(--accent);
}
.skill-icon {
  width: 36px; height: 36px; flex-shrink: 0; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; color: var(--muted);
  transition: border-color 0.2s, color 0.2s;
}
.skill-item:hover .skill-icon { border-color: var(--accent); color: var(--accent); }
.skill-content h3 { font-size: 0.875rem; font-weight: 600; margin-bottom: 0.15rem; }
.skill-content p { font-size: 0.78rem; color: var(--muted); }

/* ── SERVICES ── */
.services { padding: 9rem 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg2); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--border); }
.service-card { padding: 2rem; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); transition: background 0.2s; }
.service-card:nth-child(3n) { border-right: none; }
.service-card:nth-last-child(-n+3) { border-bottom: none; }
.service-card:hover { background: var(--bg); }
.service-card.featured {
  border-top: 2px solid var(--accent); margin-top: -1px;
}
html.dark .service-card.featured {
  background: rgba(232,160,32,0.04);
}
html.dark .service-card.featured .service-icon {
  border-color: var(--accent-border); color: var(--accent);
}
.service-icon {
  width: 36px; height: 36px; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); margin-bottom: 1.2rem; transition: border-color 0.2s, color 0.2s;
}
.service-card:hover .service-icon { border-color: var(--accent); color: var(--accent); }
.service-card h3 { font-size: 0.9rem; font-weight: 700; margin-bottom: 0.7rem; }
.service-card p { color: var(--muted); font-size: 0.83rem; line-height: 1.65; }
.service-card.autre { opacity: 0.7; }
.service-card.autre:hover { opacity: 1; }

/* ── POUR QUI ── */
.pourqui { padding: 9rem 0; }
.pourqui-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--border); }
.pourqui-card { padding: 2rem 1.5rem; border-right: 1px solid var(--border); transition: background 0.2s; }
.pourqui-card:last-child { border-right: none; }
.pourqui-card:hover { background: var(--bg2); }
.pourqui-icon {
  width: 36px; height: 36px; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); margin-bottom: 1.2rem; transition: border-color 0.2s, color 0.2s;
}
.pourqui-card:hover .pourqui-icon { border-color: var(--accent); color: var(--accent); }
.pourqui-card h3 { font-size: 0.875rem; font-weight: 700; margin-bottom: 0.6rem; }
.pourqui-card p { color: var(--muted); font-size: 0.82rem; line-height: 1.65; }

/* ── COMMENT ÇA MARCHE ── */
.comment { padding: 9rem 0; background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.steps-row { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; border: 1px solid var(--border); margin-bottom: 4rem; }
.step { padding: 2rem; transition: background 0.2s; }
.step:hover { background: var(--bg); }
.step-num { font-family: 'Space Mono', monospace; font-size: 1.4rem; font-weight: 700; color: var(--accent); margin-bottom: 0.8rem; display: block; }
.step h3 { font-size: 0.875rem; font-weight: 700; margin-bottom: 0.5rem; }
.step p { color: var(--muted); font-size: 0.82rem; line-height: 1.65; }
.step-divider { width: 1px; height: 100%; background: var(--border); align-self: stretch; }
.step-arrow { padding: 2rem 1.5rem; color: var(--muted-2); font-size: 0.9rem; display: flex; align-items: center; justify-content: center; border-left: 1px solid var(--border); border-right: 1px solid var(--border); }
.comment-sep { display: flex; align-items: center; gap: 1.5rem; margin-bottom: 3rem; }
.comment-sep::before, .comment-sep::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.comment-sep span { font-family: 'Space Mono', monospace; color: var(--muted); font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.15em; white-space: nowrap; }
.reasons-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--border); }
.reason { padding: 1.8rem 1.5rem; border-right: 1px solid var(--border); transition: background 0.2s; }
.reason:last-child { border-right: none; }
.reason:hover { background: var(--bg); }
.reason-icon {
  width: 32px; height: 32px; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); margin-bottom: 1rem; transition: border-color 0.2s, color 0.2s;
}
.reason:hover .reason-icon { border-color: var(--accent); color: var(--accent); }
.reason h3 { font-size: 0.875rem; font-weight: 700; margin-bottom: 0.5rem; }
.reason p { color: var(--muted); font-size: 0.82rem; line-height: 1.6; }

/* ── CONTACT ── */
.contact { padding: 9rem 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 5rem; align-items: start; }
.contact-item { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; }
.contact-icon {
  width: 34px; height: 34px; flex-shrink: 0; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; color: var(--muted); margin-top: 1px;
  transition: border-color 0.2s, color 0.2s;
}
.contact-item:hover .contact-icon { border-color: var(--accent); color: var(--accent); }
.contact-item h4 { font-family: 'Space Mono', monospace; font-size: 0.65rem; color: var(--muted); margin-bottom: 0.25rem; letter-spacing: 0.12em; text-transform: uppercase; }
.contact-item a { color: var(--text); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
.contact-item a:hover { color: var(--accent); }
.contact-reassurance { margin-top: 2rem; padding: 1.2rem 1.4rem; border: 1px solid var(--border); border-left: 2px solid var(--accent); }
.contact-reassurance p { font-size: 0.83rem; color: var(--muted); margin-bottom: 0.5rem; line-height: 1.5; }
.contact-reassurance p:last-child { margin-bottom: 0; }
.contact-form { border: 1px solid var(--border); padding: 2rem; }
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; font-family: 'Space Mono', monospace; font-size: 0.65rem; color: var(--muted); margin-bottom: 0.5rem; letter-spacing: 0.12em; text-transform: uppercase; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; background: var(--bg); border: 1px solid var(--border); padding: 0.8rem 1rem;
  color: var(--text); font-family: 'Space Grotesk', sans-serif; font-size: 0.875rem;
  transition: border-color 0.2s; resize: none; appearance: none; outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--accent); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted-2); }
.contact-form .btn-primary { width: 100%; text-align: center; padding: 0.9rem; }

/* ── FOOTER ── */
.footer { padding: 2rem 0; border-top: 1px solid var(--border); text-align: center; }
.footer-inner { display: flex; flex-direction: column; gap: 0.35rem; }
.footer p { font-size: 0.8rem; color: var(--muted); }
.footer span { color: var(--accent); }
.footer-sub { font-family: 'Space Mono', monospace; font-size: 0.65rem; opacity: 0.6; letter-spacing: 0.1em; }

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .pourqui-grid { grid-template-columns: repeat(2, 1fr); }
  .pourqui-card:nth-child(2) { border-right: none; }
  .pourqui-card:nth-child(3) { border-right: 1px solid var(--border); border-top: 1px solid var(--border); }
  .pourqui-card:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card:nth-child(3n) { border-right: 1px solid var(--border); }
  .service-card:nth-child(2n) { border-right: none; }
  .service-card:nth-last-child(-n+3) { border-bottom: 1px solid var(--border); }
  .service-card:nth-last-child(-n+2) { border-bottom: none; }
  .reasons-grid { grid-template-columns: repeat(2, 1fr); }
  .reason:nth-child(2n) { border-right: none; }
  .reason:nth-child(3), .reason:nth-child(4) { border-top: 1px solid var(--border); }
}
@media (max-width: 768px) {
  .nav-links { display: none; } .btn-nav { display: none; }
  .nav-inner { padding: 0 1.2rem; min-height: 60px; }
  .hamburger { display: flex; } .nav-right { gap: 0.75rem; }
  .hero { padding-top: 80px; padding-bottom: 3rem; }
  .hero h1 { font-size: 2.3rem; }
  .hero-sub { font-size: 0.95rem; }
  .hero-actions { flex-direction: column; gap: 0.75rem; }
  .hero-actions a { width: 100%; max-width: 280px; text-align: center; }
  .about { padding: 5rem 0; } .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .services { padding: 5rem 0; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card { border-right: none; border-bottom: 1px solid var(--border); }
  .service-card:last-child { border-bottom: none; }
  .pourqui { padding: 5rem 0; } .pourqui-grid { grid-template-columns: 1fr 1fr; }
  .comment { padding: 5rem 0; }
  .steps-row { grid-template-columns: 1fr; }
  .step { border-bottom: 1px solid var(--border); } .step:last-child { border-bottom: none; }
  .step-arrow { border: none; border-top: 1px solid var(--border); padding: 1rem; }
  .step-divider { display: none; }
  .reasons-grid { grid-template-columns: 1fr 1fr; }
  .contact { padding: 5rem 0; } .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .section-header { margin-bottom: 2.5rem; } .container { padding: 0 1.2rem; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 1.9rem; }
  .pourqui-grid { grid-template-columns: 1fr; }
  .pourqui-card { border-right: none; border-bottom: 1px solid var(--border); }
  .pourqui-card:last-child { border-bottom: none; }
  .reasons-grid { grid-template-columns: 1fr; }
  .reason { border-right: none; border-bottom: 1px solid var(--border); }
  .reason:last-child { border-bottom: none; }
}