/* Components: buttons (u-namespace). Add-only; not referenced on accueil by default. */

.u-btn {
    padding: 0.9rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.u-btn--primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.u-btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(var(--color-primary-rgb), 0.4);
}

.u-btn--secondary {
    background: rgba(255, 255, 255, 0.1);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.2);
}
.u-btn--secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.u-btn__icon { transition: transform 0.3s ease; }
.u-btn:hover .u-btn__icon { transform: translateX(3px); }

/* Inverted variant: white background, primary text (matches existing CTA styling) */
.u-btn--inverted {
    background: #fff;
    color: var(--primary);
    border: none;
    border-radius: 50px;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}