/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0A0A0F;
  --bg-alt: #111118;
  --bg-card: #16161F;
  --accent: #FF6B6B;
  --accent-hover: #FF8585;
  --accent-glow: rgba(255, 107, 107, 0.25);
  --text: #F5F5F7;
  --text-muted: #8A8A9A;
  --surface: #1A1A24;
  --border: rgba(255, 255, 255, 0.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 36px; border-radius: 28px;
  background: linear-gradient(135deg, #FF6B6B 0%, #FF8A65 100%);
  color: white; font-weight: 700; font-size: 1rem;
  text-decoration: none; letter-spacing: -0.01em;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 24px var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px var(--accent-glow);
}
.btn-lg { padding: 18px 48px; font-size: 1.1rem; }

/* ===== NAV ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1180px; margin: 0 auto;
  padding: 0 24px; height: 68px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--text);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800; font-size: 1.25rem; letter-spacing: -0.02em;
}
.nav-links {
  display: flex; align-items: center; gap: 32px;
}
.nav-link {
  color: var(--text-muted); text-decoration: none;
  font-size: 0.88rem; font-weight: 500;
  transition: color 0.15s;
}
.nav-link:hover { color: var(--text); }
.nav-cta {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); padding: 8px 20px; border-radius: 20px;
  font-size: 0.85rem; font-weight: 600; text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}
.nav-cta:hover { background: var(--bg-card); border-color: var(--accent); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding-top: 68px; position: relative; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-glow {
  position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.4;
}
.hero-glow-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,107,107,0.35), transparent 70%);
  top: -200px; right: -100px;
}
.hero-glow-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,138,101,0.2), transparent 70%);
  bottom: -100px; left: 10%;
}
.hero-inner {
  max-width: 1180px; margin: 0 auto; padding: 80px 24px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  align-items: center; position: relative; z-index: 1;
}
.hero-headline {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(3rem, 5.5vw, 4.8rem);
  font-weight: 800; line-height: 1.02; letter-spacing: -0.04em;
  color: var(--text); margin-bottom: 24px;
}
.headline-accent {
  background: linear-gradient(135deg, #FF6B6B 0%, #FF8A65 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.1rem; color: var(--text-muted); line-height: 1.7;
  max-width: 440px; margin-bottom: 36px;
}
.hero-actions { display: flex; flex-direction: column; gap: 14px; align-items: flex-start; }
.action-note { font-size: 0.82rem; color: var(--text-muted); }

/* ===== HERO VISUAL ===== */
.hero-visual {
  display: flex; flex-direction: column; align-items: center; gap: 20px;
  position: relative;
}
.hero-image {
  width: 100%; max-width: 520px; border-radius: 20px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
}
.online-badge {
  display: flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 20px; padding: 10px 18px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
.pulse-dot {
  width: 8px; height: 8px; background: #22C55E; border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}
.online-count {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700; font-size: 0.95rem; color: var(--text);
}
.online-label { font-size: 0.8rem; color: var(--text-muted); }

/* ===== PROOF BAR ===== */
.proof {
  background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.proof-inner {
  max-width: 1180px; margin: 0 auto; padding: 36px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.proof-stat { text-align: center; padding: 8px 16px; }
.stat-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.8rem; font-weight: 800;
  background: linear-gradient(135deg, #FF6B6B 0%, #FF8A65 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em; display: block;
}
.stat-label { font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; line-height: 1.4; }
.proof-divider { width: 1px; height: 40px; background: var(--border); }

/* ===== FEATURES ===== */
.features { padding: 100px 24px; max-width: 1180px; margin: 0 auto; }
.features-header { text-align: center; margin-bottom: 64px; }
.section-label {
  font-size: 0.78rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.12em; color: var(--accent); margin-bottom: 16px;
}
.section-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 16px;
  color: var(--text);
}
.section-sub { font-size: 1rem; color: var(--text-muted); max-width: 480px; margin: 0 auto; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.feature-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 28px;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,107,107,0.2);
  box-shadow: 0 16px 40px rgba(0,0,0,0.3);
}
.feature-card.featured {
  background: linear-gradient(135deg, #FF6B6B 0%, #FF8A65 100%);
  border-color: transparent;
}
.feature-card.featured h3,
.feature-card.featured p { color: white; }
.feature-card.featured p { opacity: 0.9; }
.feature-icon { margin-bottom: 16px; color: var(--accent); }
.feature-card.featured .feature-icon { color: white; }
.feature-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem; font-weight: 700; margin-bottom: 8px; color: var(--text);
}
.feature-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ===== HOW IT WORKS ===== */
.howitworks { padding: 80px 24px; background: var(--bg-alt); }
.howitworks-header { max-width: 1180px; margin: 0 auto 56px; text-align: center; }
.steps { max-width: 680px; margin: 0 auto; display: flex; flex-direction: column; }
.step {
  display: flex; align-items: flex-start; gap: 24px;
  position: relative; padding: 32px 0;
  border-bottom: 1px solid var(--border);
}
.step:last-child { border-bottom: none; }
.step-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 2.5rem; font-weight: 800;
  background: linear-gradient(135deg, rgba(255,107,107,0.2), rgba(255,138,101,0.1));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1; min-width: 60px; letter-spacing: -0.04em;
}
.step-content { flex: 1; }
.step-content h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.2rem; font-weight: 700; margin-bottom: 6px; color: var(--text);
}
.step-content p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }
.step-arrow { padding-top: 8px; min-width: 28px; display: flex; justify-content: center; color: var(--text-muted); opacity: 0.4; }

/* ===== CLOSING ===== */
.closing { padding: 120px 24px; position: relative; overflow: hidden; }
.closing-inner { max-width: 1180px; margin: 0 auto; position: relative; text-align: center; }
.closing-glow {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,107,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.closing-content { position: relative; z-index: 1; }
.closing-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800;
  letter-spacing: -0.03em; line-height: 1.1;
  color: var(--text); margin-bottom: 20px;
}
.closing-sub {
  font-size: 1.05rem; color: var(--text-muted); line-height: 1.7;
  max-width: 460px; margin: 0 auto 36px;
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== HERO EYEBROW ===== */
.hero-eyebrow {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ===== PHONE MOCKUP ===== */
.phone-mockup {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.08);
}

/* ===== HERO GLOW 3 ===== */
.hero-glow-3 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(255,138,101,0.12) 0%, transparent 70%);
  bottom: 10%; left: 40%;
}

/* ===== HAMBURGER ===== */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== MOBILE NAV ===== */
.nav-open {
  display: flex !important;
  position: absolute;
  top: 68px;
  left: 0; right: 0;
  flex-direction: column;
  background: rgba(10,10,15,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  gap: 16px;
}
.nav-open .nav-cta {
  text-align: center;
}

/* ===== SÉCURITÉ SECTION ===== */
.securite {
  padding: 100px 24px;
  background: var(--bg-alt);
}
.securite-inner { max-width: 1100px; margin: 0 auto; }
.securite-header { text-align: center; margin-bottom: 64px; }
.securite-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.securite-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 28px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.securite-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,107,107,0.2);
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}
.securite-icon {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: rgba(255,107,107,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 24px;
}
.securite-card h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.securite-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.securite-cta {
  text-align: center;
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
}
.securite-cta p {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* ===== BTN OUTLINE ===== */
.btn-outline {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 28px; border-radius: 28px;
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--text); font-weight: 600; font-size: 0.9rem;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

/* ===== CLOSING ENHANCEMENTS ===== */
.closing-actions { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.closing-note { font-size: 0.8rem; color: var(--text-muted); }

/* ===== FEATURES GRID → 4 COLS ===== */
.features-grid { grid-template-columns: repeat(4, 1fr); }

/* ===== RESPONSIVE ===== */
.footer { background: var(--bg-alt); border-top: 1px solid var(--border); color: var(--text); padding: 64px 24px 32px; }
.footer-inner {
  max-width: 1180px; margin: 0 auto;
  display: flex; justify-content: space-between; gap: 40px; margin-bottom: 48px;
}
.footer-brand { max-width: 240px; }
.footer-logo {
  display: flex; align-items: center; gap: 8px;
  font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800; font-size: 1rem;
  margin-bottom: 12px;
}
.footer-brand p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }
.footer-links { display: flex; gap: 48px; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col-title {
  font-size: 0.72rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--text-muted); margin-bottom: 4px;
}
.footer-col a { font-size: 0.85rem; color: rgba(255,255,255,0.5); text-decoration: none; transition: color 0.15s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  max-width: 1180px; margin: 0 auto;
  border-top: 1px solid var(--border); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.75rem; color: var(--text-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .securite-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; padding-top: 40px; }
  .hero-sub { margin: 0 auto 28px; }
  .hero-actions { align-items: center; }
  .hero-image { max-width: 360px; }
  .proof-inner { flex-wrap: wrap; justify-content: center; }
  .proof-divider { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
  .footer-links { flex-wrap: wrap; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .securite { padding: 60px 24px; }
  .securite-header { margin-bottom: 40px; }
  .securite-cta { padding: 28px; }
}
@media (max-width: 480px) {
  .hero-headline { font-size: 2.6rem; }
  .proof-stat { padding: 4px 8px; }
  .stat-num { font-size: 1.4rem; }
  .features-grid { grid-template-columns: 1fr; }
}