:root {
    --fx-primary: #2952e3;
    --fx-primary-dark: #1e3fbf;
    --fx-primary-soft: #eaefff;
    --fx-accent: #f5a623;
    --fx-accent-dark: #d98c0f;
    --fx-ink: #1a1d29;
    --fx-ink-soft: #565b73;
    --fx-bg-soft: #f7f8fc;
    --fx-line: #e6e8f0;
    --fx-success: #1e8e5a;
    --fx-radius: 16px;
}

/*
 * Classes utilitaires remplaçant des styles inline : la CSP du site
 * (default-src 'self', sans style-src explicite) bloque tout attribut
 * style="..." — voir FacturX\Security::sendSecurityHeaders(). Toujours
 * passer par une classe CSS, jamais par un style inline.
 */
.fx-dot { color: var(--fx-accent); }
.fx-narrow { max-width: 640px; }
.fx-narrow-lg { max-width: 840px; }
.fx-honeypot { position: absolute; left: -9999px; }

body {
    font-family: 'Poppins', system-ui, -apple-system, sans-serif;
    color: var(--fx-ink);
    background: #fff;
}

h1, h2, h3, h4, .navbar-brand {
    font-weight: 600;
}

a {
    color: var(--fx-primary);
}

.btn-primary {
    background-color: var(--fx-primary);
    border-color: var(--fx-primary);
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--fx-primary-dark);
    border-color: var(--fx-primary-dark);
}

.btn-accent {
    background-color: var(--fx-accent);
    border-color: var(--fx-accent);
    color: #1a1d29;
    font-weight: 600;
}
.btn-accent:hover, .btn-accent:focus {
    background-color: var(--fx-accent-dark);
    border-color: var(--fx-accent-dark);
    color: #1a1d29;
}

.btn-outline-primary {
    color: var(--fx-primary);
    border-color: var(--fx-primary);
}
.btn-outline-primary:hover {
    background-color: var(--fx-primary);
    border-color: var(--fx-primary);
}

/* Navbar */
.fx-navbar {
    background: #fff;
    border-bottom: 1px solid var(--fx-line);
}
.fx-navbar .navbar-brand {
    color: var(--fx-ink);
    font-size: 1.4rem;
}
.fx-navbar .navbar-brand .fx-dot {
    color: var(--fx-accent);
}
.fx-navbar .nav-link {
    color: var(--fx-ink-soft);
    font-weight: 500;
}
.fx-navbar .nav-link:hover,
.fx-navbar .nav-link.active {
    color: var(--fx-primary);
}

/* Hero */
.fx-hero {
    background: linear-gradient(160deg, var(--fx-primary-soft) 0%, #fff 65%);
    padding: 5rem 0 6rem;
}
.fx-hero h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.15;
}
.fx-hero .lead {
    color: var(--fx-ink-soft);
    font-size: 1.15rem;
}
.fx-badge-soft {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    background: #fff;
    border: 1px solid var(--fx-line);
    border-radius: 999px;
    padding: .35rem .9rem;
    font-size: .85rem;
    font-weight: 500;
    color: var(--fx-ink-soft);
}
.fx-badge-soft i { color: var(--fx-success); }

/* Sections */
.fx-section {
    padding: 5rem 0;
}
.fx-section-soft {
    background: var(--fx-bg-soft);
}
.fx-eyebrow {
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: .8rem;
    font-weight: 600;
    color: var(--fx-primary);
}

/* Feature cards */
.fx-card {
    background: #fff;
    border: 1px solid var(--fx-line);
    border-radius: var(--fx-radius);
    padding: 2rem;
    height: 100%;
    transition: transform .15s ease, box-shadow .15s ease;
}
.fx-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(26, 29, 41, .08);
}
.fx-icon-circle {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--fx-primary-soft);
    color: var(--fx-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
}

/* Steps */
.fx-step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--fx-accent);
    color: var(--fx-ink);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

/* Pricing */
.fx-price-card {
    background: #fff;
    border: 1px solid var(--fx-line);
    border-radius: var(--fx-radius);
    padding: 2.25rem 2rem;
    height: 100%;
    position: relative;
}
.fx-price-card.fx-price-featured {
    border-color: var(--fx-primary);
    box-shadow: 0 16px 40px rgba(41, 82, 227, .15);
}
.fx-price-featured-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--fx-accent);
    color: var(--fx-ink);
    font-size: .75rem;
    font-weight: 700;
    padding: .3rem .9rem;
    border-radius: 999px;
    white-space: nowrap;
}
.fx-price-amount {
    font-size: 2.4rem;
    font-weight: 700;
}
.fx-price-amount small {
    font-size: 1rem;
    font-weight: 400;
    color: var(--fx-ink-soft);
}

/* CTA banner */
.fx-cta-banner {
    background: linear-gradient(135deg, var(--fx-primary) 0%, var(--fx-primary-dark) 100%);
    border-radius: var(--fx-radius);
    color: #fff;
    padding: 3rem;
}

/* Footer */
.fx-footer {
    background: var(--fx-ink);
    color: #c7c9d9;
    padding: 3.5rem 0 1.5rem;
}
.fx-footer h6 {
    color: #fff;
    font-weight: 600;
    margin-bottom: 1rem;
}
.fx-footer a {
    color: #c7c9d9;
    text-decoration: none;
}
.fx-footer a:hover {
    color: #fff;
    text-decoration: underline;
}
.fx-footer .fx-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .1);
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    font-size: .85rem;
    color: #8a8da3;
}

@media (max-width: 767.98px) {
    .fx-section { padding: 3.5rem 0; }
    .fx-hero { padding: 3.5rem 0 4rem; text-align: center; }
}