/* EventPlanner landing — design tokens alignés sur l'app (navy/teal) */
:root {
    --navy: #0f172a;
    --teal: #14b8a6;
    --sky: #0ea5e9;
    --bg: #f1f5f9;
    --surface: #ffffff;
    --text: #0f172a;
    --muted: #64748b;
    --border: #e2e8f0;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.accent { color: var(--teal); }

.navbar { background: var(--surface); border-bottom: 1px solid var(--border); padding: 1rem 0; position: sticky; top: 0; z-index: 10; }
.navbar .container { display: flex; justify-content: space-between; align-items: center; }
.brand { font-weight: 700; font-size: 1.25rem; color: var(--navy); text-decoration: none; letter-spacing: -0.01em; }

.hero { padding: 6rem 0; text-align: center; }
.hero h1 { font-size: 3rem; font-weight: 700; color: var(--navy); margin-bottom: 1.5rem; letter-spacing: -0.02em; line-height: 1.15; }
.hero .lead { font-size: 1.2rem; color: var(--muted); max-width: 700px; margin: 0 auto 2.5rem; }
.cta-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.btn { display: inline-block; padding: 0.75rem 1.5rem; border-radius: 0.5rem; font-weight: 600; text-decoration: none; transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease; }
.btn-primary { background: var(--teal); color: white; }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(20, 184, 166, 0.32); }
.btn-ghost { background: transparent; color: var(--navy); border: 1px solid var(--navy); }
.btn-ghost:hover { background: var(--navy); color: white; }
.btn-lg { padding: 1rem 2rem; font-size: 1.05rem; }

.features { padding: 5rem 0; background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.features .container { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 2rem; }
.feature h2 { color: var(--navy); margin-bottom: 0.75rem; font-size: 1.35rem; letter-spacing: -0.01em; }
.feature p { color: var(--muted); }

footer { padding: 2rem 0; background: var(--navy); color: white; text-align: center; }
footer a { color: var(--teal); text-decoration: none; }
footer a:hover { text-decoration: underline; }

@media (max-width: 640px) {
    .hero { padding: 3rem 0; }
    .hero h1 { font-size: 2rem; }
    .hero .lead { font-size: 1rem; }
    .btn-lg { padding: 0.875rem 1.5rem; font-size: 1rem; }
}