/* Estilos personalizados para o formulário com cores alegres de Carnaval */

:root {
    --cor-amarelo: #FFD700; /* Amarelo dourado */
    --cor-verde: #00FF7F; /* Verde limão */
    --cor-azul: #1E90FF; /* Azul vibrante */
    --cor-rosa: #FF1493; /* Rosa choque */
    --cor-laranja: #FF8C00; /* Laranja */
    --cor-roxo: #9370DB; /* Roxo */
    --cor-vermelho: #FF4500; /* Vermelho laranja */
    --cor-branco: #FFFFFF;
    --cor-preto: #000000;
}

body {
    background: linear-gradient(135deg, var(--cor-amarelo) 0%, var(--cor-verde) 25%, var(--cor-azul) 50%, var(--cor-rosa) 75%, var(--cor-laranja) 100%);
    background-size: 400% 400%;
    animation: gradientAnimation 15s ease infinite;
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    padding: 20px 0;
}

@keyframes gradientAnimation {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.logo-prefeitura {
    max-width: 250px;
    height: auto;
    filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.3));
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.titulo-principal {
    color: var(--cor-azul);
    font-weight: 800;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.3);
    margin-bottom: 0.5rem;
    font-size: 2.5rem;
    background: linear-gradient(45deg, var(--cor-azul), var(--cor-rosa), var(--cor-laranja));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitulo {
    color: var(--cor-roxo);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0;
}

.card {
    border-radius: 20px;
    overflow: hidden;
    padding-top: 20px;
    background: var(--cor-branco);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 3px solid var(--cor-amarelo);
    animation: slideIn 0.6s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card-body {
    background: var(--cor-branco);
    padding: 2rem;
}

.form-label {
    font-weight: 700;
    color: var(--cor-azul);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.form-control {
    border-radius: 10px;
    border: 2px solid var(--cor-amarelo);
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.form-control:focus {
    border-color: var(--cor-rosa);
    box-shadow: 0 0 0 0.3rem rgba(255, 20, 147, 0.25);
    transform: translateY(-2px);
}

.form-control:hover {
    border-color: var(--cor-verde);
}

.btn-primary {
    background: linear-gradient(45deg, var(--cor-rosa), var(--cor-laranja), var(--cor-amarelo));
    background-size: 200% 200%;
    animation: gradientAnimation 3s ease infinite;
    border: none;
    color: var(--cor-branco);
    font-weight: 700;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    background-position: right center;
}

.btn-primary:active {
    transform: translateY(-1px) scale(1.02);
}

.btn-primary:focus {
    box-shadow: 0 0 0 0.3rem rgba(255, 20, 147, 0.5);
}

/* Botão desabilitado */
.btn-primary.btn-disabled,
.btn-primary:disabled {
    background: #cccccc;
    color: #666666;
    cursor: not-allowed;
    opacity: 0.6;
    transform: none;
    box-shadow: none;
}

.btn-primary.btn-disabled:hover,
.btn-primary:disabled:hover {
    transform: none;
    box-shadow: none;
    background: #cccccc;
}

/* Validação */
.form-control.error {
    border-color: var(--cor-vermelho);
    background-color: #fff5f5;
}

.form-control.valid {
    border-color: var(--cor-verde);
    background-color: #f0fff4;
}

label.error {
    color: var(--cor-vermelho);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
    font-weight: 600;
}

label.valid {
    display: none;
}

/* Loading */
.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading::after {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spinner 0.8s linear infinite;
}

@keyframes spinner {
    to {
        transform: rotate(360deg);
    }
}

/* Estilo para números da verificação humana */
#num1, #num2 {
    font-size: 1.3rem;
    color: var(--cor-rosa);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

/* Responsividade */
@media (max-width: 768px) {
    .logo-prefeitura {
        max-width: 180px;
    }
    
    .titulo-principal {
        font-size: 1.8rem;
    }
    
    .card-body {
        padding: 1.5rem !important;
    }
    
    .btn-primary {
        padding: 0.875rem 2rem;
        font-size: 1rem;
    }
}

/* Animações adicionais */
.form-control {
    animation: fadeInField 0.5s ease-out;
}

@keyframes fadeInField {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Estilo para campos obrigatórios */
.text-danger {
    color: var(--cor-vermelho) !important;
    font-weight: 700;
}

/* Estilo para texto de ajuda */
.text-muted {
    color: var(--cor-roxo) !important;
    font-style: italic;
}

/* Rodapé */
.text-white {
    color: var(--cor-branco) !important;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    font-weight: 600;
}