.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0 24px;
    border: 0;
    border-radius: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}

.btn:hover,
.btn:focus-visible {
    transform: translateY(-2px);
    outline: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #04111b;
    box-shadow: 0 18px 30px rgba(26, 167, 255, 0.28);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    box-shadow: 0 22px 36px rgba(26, 167, 255, 0.34);
}

.btn-secondary {
    color: var(--color-light);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(10px);
}

.section .btn-secondary,
.modal .btn-secondary,
.contact-cta .btn-secondary {
    color: var(--color-secondary);
    background: rgba(10, 22, 35, 0.06);
    border-color: rgba(10, 22, 35, 0.08);
}

.floating-contact {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 1050;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 18px;
    border: 0;
    border-radius: 999px;
    background: var(--gradient-primary);
    color: #04111b;
    font-weight: 800;
    box-shadow: 0 24px 34px rgba(26, 167, 255, 0.35);
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition);
    animation: floatPulse 3.5s ease-in-out infinite;
}

.floating-contact:hover,
.floating-contact:focus-visible {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 28px 40px rgba(26, 167, 255, 0.42);
    outline: none;
}