/* 🔘 Buttons */
.btn-login {
    background: rgba(255, 255, 255, 0.1) !important;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    color: #fff !important;
    border-radius: 10px;
    padding: 0.5rem 1.2rem;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-speed) ease;
    text-shadow: none !important;
    box-shadow: none !important;
}

.light-mode .btn-login {
    background: rgba(0, 0, 0, 0.05) !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
    color: var(--light-text) !important;
}

.btn-login:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1) !important;
}

.light-mode .btn-login:hover {
    background: rgba(0, 0, 0, 0.1) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05) !important;
}

.btn-logout {
    background: rgba(255, 255, 255, 0.1) !important;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    color: #fff !important;
    border-radius: 10px;
    padding: 0.5rem 1.2rem;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-speed) ease;
    text-shadow: none !important;
    box-shadow: none !important;
}

.light-mode .btn-logout {
    background: rgba(0, 0, 0, 0.05) !important;
    border: 1px solid rgba(0, 0, 0, 0.1) !important;
    color: var(--light-text) !important;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.2) !important;
    border-color: rgba(239, 68, 68, 0.3) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.2) !important;
}

.light-mode .btn-logout:hover {
    background: rgba(239, 68, 68, 0.1) !important;
    border-color: rgba(239, 68, 68, 0.3) !important;
    color: var(--danger) !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    border: none;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.5rem 1.2rem;
    transition: all var(--transition-speed) ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* 🌓 Toggle Button */
.btn-dark-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    border-radius: 50%;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed) ease;
    font-size: 1.1rem;
}

.btn-dark-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.light-mode .btn-dark-toggle {
    background: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--light-text);
}

.light-mode .btn-dark-toggle:hover {
    background: rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Mobile Buttons */
@media (max-width: 768px) {
    .btn-login,
    .btn-logout {
        width: 100%;
        margin: 0.3rem 0;
        justify-content: center;
    }
    
    .btn-dark-toggle {
        width: 38px;
        height: 38px;
        margin-left: auto;
    }
}