/* =============================================
   ASKLIVE — Feuille de style partagée
   Compatible Netlify · Mobile-first
============================================= */

:root {
  --navy:        #0A2A43;
  --navy-mid:    #0d3557;
  --navy-light:  #e8f1f8;
  --green:       #2ECC71;
  --green-dark:  #25a85c;
  --red:         #E74C3C;
  --white:       #ffffff;
  --off-white:   #f7f9fc;
  --text:        #1a2b3c;
  --muted:       #6b7f93;
  --border:      #dde8f0;
  --radius:      16px;
  --radius-sm:   10px;
  --shadow-sm:   0 2px 12px rgba(10,42,67,.08);
  --shadow-md:   0 8px 40px rgba(10,42,67,.13);
  --shadow-lg:   0 20px 60px rgba(10,42,67,.18);
  --font-display:'Syne', sans-serif;
  --font-body:   'DM Sans', sans-serif;
  --max-w:       1100px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* --- Utility --- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--green);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 17px;
  padding: 16px 32px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: background .2s, transform .15s, box-shadow .2s;
  box-shadow: 0 4px 20px rgba(46,204,113,.30);
  text-align: center;
}
.btn:hover { background: var(--green-dark); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(46,204,113,.38); }
.btn-outline { background: transparent; border: 2px solid var(--green); color: var(--green); box-shadow: none; }
.btn-outline:hover { background: var(--green); color: var(--white); }

.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--green);
  background: rgba(46,204,113,.1);
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 18px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-sub { font-size: 18px; color: var(--muted); max-width: 560px; line-height: 1.65; }

/* --- Header / Nav --- */
header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
nav {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 16px 20px; max-width: var(--max-w); margin: 0 auto;
}
.logo {
  font-family: var(--font-display); font-size: 24px; font-weight: 800;
  color: var(--navy); display: flex; flex-direction: column; line-height: 1;
}
.logo-tag { font-family: var(--font-body); font-size: 11px; font-weight: 300; letter-spacing: .08em; color: var(--muted); margin-top: 2px; }
.logo-dot { color: var(--red); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: 15px; color: var(--text); transition: color .2s; }
.nav-links a:hover { color: var(--navy); }
.nav-cta { display: none; }
.hamburger { display: flex; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: .3s; }
.mobile-menu { display: none; flex-direction: column; gap: 0; border-top: 1px solid var(--border); background: var(--white); }
.mobile-menu a { padding: 16px 20px; font-size: 16px; color: var(--text); border-bottom: 1px solid var(--border); }
.mobile-menu .btn { margin: 16px 20px; justify-content: center; border-radius: var(--radius-sm); }
.mobile-menu.open { display: flex; }

/* --- Footer --- */
footer {
  background: var(--navy); color: rgba(255,255,255,.55);
  padding: 48px 20px; border-top: 1px solid rgba(255,255,255,.08);
}
.footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; flex-direction: column; gap: 24px;
  align-items: center; text-align: center;
}
.footer-logo { font-family: var(--font-display); font-size: 22px; font-weight: 800; color: var(--white); }
.footer-tagline { font-size: 13px; color: rgba(255,255,255,.4); margin-top: 2px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,.5); transition: color .2s; }
.footer-links a:hover { color: var(--green); }
.footer-email a { color: var(--green); }
.footer-copy { font-size: 13px; color: rgba(255,255,255,.3); margin-top: 4px; }
.footer-divider { width: 100%; height: 1px; background: rgba(255,255,255,.08); }

/* --- Reveal animation --- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* --- Responsive --- */
@media (min-width: 900px) {
  .hamburger { display: none; }
  .nav-cta { display: flex; }
  .footer-inner { flex-direction: row; justify-content: space-between; text-align: left; align-items: flex-start; }
}