/* Cores personalizadas */
:root {
    --primary-color: #0066cc;
    --secondary-color: #ff9c07;
    --light-color: #ffffff;
    --danger-color: #dc3545;
    --success-color: #28a745;
}

/* Estilos gerais */
body {
    font-family: 'Arial', sans-serif;
    font-size: 18px; /* Fonte maior para idosos */
    line-height: 1.6;
}

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-color), #004499) !important;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--light-color), #f8f9fa);
}

.hero-section h2 {
    color: var(--danger-color);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

/* Botões */
.btn-warning {
    background-color: var(--secondary-color) !important;
    border-color: var(--secondary-color) !important;
    color: #000 !important;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn-warning:hover {
    background-color: #ffcc00 !important;
    border-color: #ffcc00 !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #004499) !important;
    border: none !important;
    font-weight: bold;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #004499, var(--primary-color)) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* Formulários */
.form-control {
    font-size: 18px; /* Fonte maior para idosos */
    padding: 12px 16px;
    border: 2px solid #ddd;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 102, 204, 0.25);
}

.form-control-lg {
    font-size: 20px;
    padding: 16px 20px;
}

/* Cards */
.card {
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card-header {
    border-radius: 15px 15px 0 0 !important;
}

/* Alertas */
.alert {
    font-size: 18px;
    font-weight: bold;
}

.alert-warning {
    background-color: var(--secondary-color);
    border-color: #ffcc00;
    color: #000;
}

.alert-info {
    background-color: #e3f2fd;
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Imagens */
img {
    border-radius: 10px;
}

/* Seções */
section {
    padding: 60px 0;
}

/* Textos */
.text-primary {
    color: var(--primary-color) !important;
}

.text-warning {
    color: var(--secondary-color) !important;
}

/* Badges e destaques */
.bg-warning {
    background-color: var(--secondary-color) !important;
}

.bg-primary {
    background: linear-gradient(135deg, var(--primary-color), #004499) !important;
}

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

.pulse {
    animation: pulse 2s infinite;
}

/* Responsividade para tablets */
@media (max-width: 768px) {
    body {
        font-size: 20px;
    }
    
    .form-control {
        font-size: 20px;
    }
    
    .btn {
        font-size: 20px;
        padding: 15px 30px;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
    
    .display-5 {
        font-size: 2rem;
    }
}

/* Responsividade para celulares */
@media (max-width: 576px) {
    body {
        font-size: 22px;
    }
    
    .form-control {
        font-size: 22px;
        padding: 18px;
    }
    
    .btn {
        font-size: 22px;
        padding: 18px 35px;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .display-5 {
        font-size: 1.8rem;
    }
    
    .card-body {
        padding: 2rem;
    }
}

/* Melhorias de acessibilidade */
.form-label {
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

.loading::after {
    content: "Enviando...";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.9);
    padding: 20px;
    border-radius: 10px;
    font-weight: bold;
    color: var(--primary-color);
    z-index: 1000;
}

/* Scroll suave */
html {
    scroll-behavior: smooth;
}

/* Destaque para formulário */
#uploadForm {
    background: linear-gradient(135deg, #f8f9fa, var(--light-color));
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}