body {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.card {
    border-radius: 15px;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1) !important;
}

.form-control {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #25D366;
    box-shadow: 0 0 0 0.2rem rgba(37, 211, 102, 0.25);
}

.btn {
    border-radius: 10px;
    padding: 12px 20px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-success {
    background: linear-gradient(45deg, #25D366, #128C7E);
    border: none;
}

.btn-success:hover {
    background: linear-gradient(45deg, #128C7E, #25D366);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
}

.btn-primary {
    background: linear-gradient(45deg, #007bff, #0056b3);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(45deg, #0056b3, #007bff);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 123, 255, 0.3);
}

.btn-warning {
    background: linear-gradient(45deg, #ffc107, #e0a800);
    border: none;
    color: #212529;
}

.btn-warning:hover {
    background: linear-gradient(45deg, #e0a800, #ffc107);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 193, 7, 0.3);
    color: #212529;
}

.btn-link {
    color: #25D366;
    transition: all 0.3s ease;
}

.btn-link:hover {
    color: #128C7E;
    text-decoration: underline !important;
}

.input-group .btn-outline-secondary {
    border-color: #e9ecef;
    color: #6c757d;
}

.input-group .btn-outline-secondary:hover {
    background-color: #25D366;
    border-color: #25D366;
    color: white;
}

.alert {
    border-radius: 10px;
    border: none;
    padding: 15px 20px;
}

.alert-danger {
    background: linear-gradient(45deg, #dc3545, #c82333);
    color: white;
}

.alert-success {
    background: linear-gradient(45deg, #28a745, #1e7e34);
    color: white;
}

.alert-info {
    background: linear-gradient(45deg, #17a2b8, #138496);
    color: white;
}

/* Animações */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeIn 0.5s ease-out;
}

/* Loading spinner customizado */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Responsividade */
@media (max-width: 576px) {
    .card-body {
        padding: 2rem !important;
    }

    .container-fluid {
        padding: 1rem;
    }
}

/* Efeitos de hover nos ícones */
.fa-whatsapp, .fa-user-plus, .fa-envelope, .fa-key {
    transition: transform 0.3s ease;
}

.card:hover .fa-whatsapp,
.card:hover .fa-user-plus,
.card:hover .fa-envelope,
.card:hover .fa-key {
    transform: scale(1.1);
}

/* Estilo para campos com erro */
.form-control.is-invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

/* Estilo para campos válidos */
.form-control.is-valid {
    border-color: #28a745;
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25);
}

/* Transições suaves entre cards */
.card-transition {
    transition: all 0.5s ease-in-out;
}

/* Estilo para o dashboard */
.dashboard-card {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.dashboard-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    backdrop-filter: blur(3px);
}

.loading-spinner {
    text-align: center;
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.loading-spinner .spinner-border {
    width: 3rem;
    height: 3rem;
}

.loading-text {
    color: #333;
    font-weight: 500;
    margin: 0;
}

#registerCard {
    width: 100%;
    max-width: 681px;
    margin-top: 20px;
    margin-bottom: 20px;
    border-radius: 20px;
    transition: max-width 0.3s ease;
}

#registerCardContainer {
    display: grid;
    justify-content: center;
}

/* Card body com leve gradiente */
#registerCard .card-body {
    background: linear-gradient(180deg, #ffffff, #f9f9f9);
    border-radius: 20px;
    padding: 2rem;
}

/* Mobile */
@media (max-width: 768px) {
    #registerCard {
        max-width: 100%;
        padding: 0 10px;
    }

    #registerCard .card-body {
        padding: 1.2rem;
    }
}

/* Telas grandes (desktop) */
@media (min-width: 1200px) {
    #registerCard {
        max-width: 780px;
        width: 700px;
    }
}