:root {
    --bg: #f3f6fb;
    --header: #0b3d6b;
    --footer: #0b3d6b;
    --primary: #0056b3;
    --primary-hover: #004494;
    --secondary: #5a6268;
    --secondary-hover: #4a525c;
    --warning: #ffb300;
    --warning-hover: #e0a800;
    --danger: #dc3545;
    --danger-hover: #bd2130;
    --text-light: #ffffff;
    --text-dark: #1f2a38;
    --card-bg: #ffffff;
    --card-border: rgba(0, 0, 0, 0.08);
}

body {
    background-color: var(--bg);
    color: var(--text-dark);
    font-family: 'Arial', sans-serif;
}

.navbar {
    background-color: var(--header) !important;
}

.navbar .navbar-brand,
.navbar .navbar-text,
.navbar .nav-link,
.navbar .text-dark {
    color: var(--text-light) !important;
}

.navbar .navbar-brand:hover,
.navbar .nav-link:hover {
    color: rgba(255, 255, 255, 0.85) !important;
}

footer {
    background-color: var(--footer);
    color: var(--text-light);
    padding: 1rem 0;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

.btn-secondary {
    background-color: var(--secondary);
    border-color: var(--secondary);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--secondary-hover);
    border-color: var(--secondary-hover);
}

.btn-warning {
    background-color: var(--warning);
    border-color: var(--warning);
}

.btn-warning:hover,
.btn-warning:focus {
    background-color: var(--warning-hover);
    border-color: var(--warning-hover);
}

.btn-danger {
    background-color: var(--danger);
    border-color: var(--danger);
}

.btn-danger:hover,
.btn-danger:focus {
    background-color: var(--danger-hover);
    border-color: var(--danger-hover);
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
}

.captcha-container {
    border-width: 2px;
    border-color: rgba(0, 0, 0, 0.25);
    background-color: #82C8E5; /* color cercano al logo */
}

.captcha-box {
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.5rem;
    letter-spacing: 4px;
    background: rgba(255, 255, 255, 0.95);
    padding: 10px 18px;
    border-radius: 8px;
    border: 2px solid rgba(0, 0, 0, 0.2);
    display: inline-block;
    user-select: none;
}

.collapse-container {
    min-height: 200px;
}

.collapse-container .collapse {
    transition: height 0.2s ease;
}

.search-main {
    font-size: 1.2rem;
    padding: 0.75rem;
    border-radius: 10px;
    border: 1px solid #ced4da;
}

.search-secondary {
    font-size: 1rem;
    border-radius: 5px;
}

.form-label {
    font-weight: bold;
}

@media (max-width: 576px) {
    .search-main {
        font-size: 1rem;
        padding: 0.5rem;
    }

    .search-secondary {
        font-size: 0.9rem;
    }

    .navbar-brand img {
        width: 50px;
        height: 35px;
    }
}

.text-area-editar {
    resize: none;
}

.container-2 {
    background-color: #ffffff;
    padding: 10px;
    border-radius: 10px;
}