/* =================================================================
== VEMPRA - TEMA OSCURO "VANGUARD"
================================================================= */

/* 1.0 VARIABLES DE COLOR Y FUENTES */
:root {
    --bg-color: #121212; /* Fondo principal, casi negro */
    --bg-secondary-color: #1c1c1e; /* Fondo de áreas de contenido */
    --bg-tertiary-color: #2a2a2c; /* Fondo para elementos interactivos */
    --text-primary: #f5f5f7;
    --text-secondary: #b9b9bb; /* Gris más claro para un contraste superior */
    --accent-color: #0a84ff;
    --accent-color-hover: #359aff;
    --border-color: #38383a;
    --danger-color: #ff453a;
    --warning-color: #ff9f0a;
    --success-color: #32d74b;
    --font-family: 'Poppins', sans-serif;
    --card-border-radius: 12px;
    --navbar-bg: linear-gradient(to right, #1d2d3f, #111c28);
}

/* 2.0 ESTILOS GENERALES */
body {
    background-color: var(--bg-color);
    font-family: var(--font-family);
    color: var(--text-primary);
}

.main-content-area {
    background-color: var(--bg-secondary-color);
    padding: 2rem;
    border-radius: 0 0 var(--card-border-radius) var(--card-border-radius);
    border: 1px solid var(--border-color);
    border-top: none;
}

/* Sobreescribir clases de utilidad de Bootstrap para el tema oscuro */
.text-muted {
    color: var(--text-secondary) !important;
}

.form-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.card-title {
    color: var(--text-primary);
}

/* 3.0 COMPONENTES ESPECÍFICOS */

/* 3.1 - Barra de Navegación */
.navbar-custom {
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}
.navbar-custom .navbar-brand-text { font-weight: 600; font-size: 1.2rem; color: #fff; }
.navbar-custom .navbar-brand img { max-height: 40px; }
.navbar-custom .navbar-text { color: var(--text-secondary); }
.navbar-custom .btn-outline-light { border-color: var(--text-secondary); color: var(--text-secondary); }
.navbar-custom .btn-outline-light:hover { background-color: rgba(255, 255, 255, 0.1); color: white; border-color: white; }

/* 3.2 - Pestañas de Navegación */
.nav-tabs {
    border-bottom: 1px solid var(--border-color);
    padding: 0 1rem;
    background-color: var(--bg-secondary-color);
    border-radius: var(--card-border-radius) var(--card-border-radius) 0 0;
    border: 1px solid var(--border-color);
    border-bottom: none;
}
.nav-tabs .nav-link {
    color: var(--text-secondary);
    border: none;
    border-bottom: 3px solid transparent;
    margin-bottom: -1px;
    font-weight: 600;
    padding: 0.8rem 1rem;
    transition: color 0.2s ease-in-out, border-color 0.2s ease-in-out;
}
.nav-tabs .nav-link:hover { border-color: var(--border-color); color: var(--text-primary); }
.nav-tabs .nav-link.active {
    color: var(--accent-color);
    background-color: transparent;
    border-color: var(--accent-color);
}

/* 3.3 - Tarjetas y Listas */
.card {
    background-color: var(--bg-secondary-color);
    border: 1px solid var(--border-color);
    border-radius: var(--card-border-radius);
}
.card-header {
    background-color: var(--bg-tertiary-color);
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
}
.list-group, .list-group-item {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}
.modulo-card {
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    border-bottom: 1px solid var(--border-color) !important;
}
.modulo-card:hover {
    background-color: var(--bg-tertiary-color);
    border-left: 4px solid var(--accent-color);
    transform: translateX(3px);
}
.modulo-card .modulo-descripcion {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, margin-top 0.3s ease-out, padding-top 0.3s ease-out;
    margin-top: 0 !important; padding-top: 0 !important; border-top: none !important;
    white-space: normal; word-break: break-word; color: var(--text-secondary);
}
.modulo-card.expanded .modulo-descripcion {
    max-height: 200px; transition: max-height 0.5s ease-in;
    margin-top: 0.5rem !important; padding-top: 0.5rem !important;
    border-top: 1px solid var(--border-color) !important;
}
.modulo-card .precio { font-size: 1.1rem; font-weight: 600; color: var(--text-primary); }

/* 3.4 - Botones */
.btn { border-radius: 8px; font-weight: 600; transition: all 0.2s ease-in-out; }
.btn-primary {
    background: linear-gradient(to right, var(--accent-color), var(--accent-color-hover));
    border: none;
    box-shadow: 0 4px 15px rgba(10, 132, 255, 0.2);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(10, 132, 255, 0.3); }
.btn-info { background-color: #5e5ce6; border-color: #5e5ce6; } /* Apple's Indigo */
.btn-success { background-color: var(--success-color); border-color: var(--success-color); }
.btn-danger { background-color: var(--danger-color); border-color: var(--danger-color); }
.btn-warning { background-color: var(--warning-color); border-color: var(--warning-color); color: #fff; }
.btn-outline-secondary { color: var(--text-secondary); border-color: var(--border-color); }
.btn-outline-secondary:hover { color: var(--text-primary); background-color: var(--bg-tertiary-color); border-color: var(--border-color); }
.btn-outline-danger { color: var(--danger-color); border-color: var(--danger-color); }
.btn-outline-danger:hover { color: #fff; background-color: var(--danger-color); }

/* 3.5 - Acordeón */
.accordion-item {
    background-color: var(--bg-secondary-color);
    border: 1px solid var(--border-color);
}
.accordion-button {
    background-color: var(--bg-secondary-color);
    color: var(--text-primary);
}
.accordion-button::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23b9b9bb'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.accordion-button strong {
    font-size: 1.05rem;
    margin-bottom: 0.15rem;
}
.accordion-button:not(.collapsed) { color: #fff; background-color: var(--accent-color); }
.accordion-button:not(.collapsed)::after { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23fff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e"); }
.accordion-button:focus { box-shadow: 0 0 0 0.25rem rgba(10, 132, 255, 0.5); }
.accordion-button:not(.collapsed) .accordion-header-actions .btn-outline-secondary { color: #fff; border-color: rgba(255, 255, 255, 0.5); }
.accordion-button:not(.collapsed) .accordion-header-actions .btn-outline-secondary:hover { background-color: rgba(255, 255, 255, 0.1); }
.accordion-button:not(.collapsed) strong { color: #fff; }
.accordion-button:not(.collapsed) .text-muted,
.accordion-button:not(.collapsed) .text-muted svg,
.accordion-button:not(.collapsed) .header-price-summary div,
.accordion-button:not(.collapsed) .header-price-summary small {
    color: rgba(255, 255, 255, 0.8) !important;
    fill: rgba(255, 255, 255, 0.8) !important;
}
.accordion-body {
    background-color: var(--bg-tertiary-color);
    padding: 1.5rem;
}
/* 3.6 - Formularios */
.form-control, .form-select {
    background-color: var(--bg-tertiary-color);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.form-control::placeholder { color: var(--text-secondary); }
.form-control:focus, .form-select:focus {
    background-color: var(--bg-tertiary-color);
    color: var(--text-primary);
    border-color: var(--accent-color);
    box-shadow: 0 0 0 0.2rem rgba(10, 132, 255, 0.5), 0 0 8px rgba(10, 132, 255, 0.3) inset;
}
.input-group-text {
    background-color: var(--bg-tertiary-color);
    border-color: var(--border-color);
    color: var(--text-secondary);
}

/* 3.7 - Constructor de Itinerario */
.constructor-card {
    background-color: var(--bg-secondary-color);
    border: 1px solid var(--border-color);
    border-top: 4px solid var(--accent-color);
}
.constructor-card .card-title { color: var(--text-primary); }
.constructor-card .total-container { background-color: var(--bg-tertiary-color); padding: 1rem; border-radius: 8px; }
.constructor-card #dias-container .card {
    background-color: var(--bg-tertiary-color);
}
.constructor-card .total-container span,
.constructor-card .total-container label,
.constructor-card .total-container strong {
    color: var(--text-primary);
}
#btn-agregar-dia {
    background-color: transparent; color: var(--accent-color);
    font-weight: 600; border: 2px solid var(--accent-color);
    transition: all 0.2s ease-in-out;
}
#btn-agregar-dia:hover { background-color: var(--accent-color); color: white; }

/* Estilo específico para el acordeón de Tipo de Cambio */
#accordionCambio .accordion-item {
    background-color: var(--bg-tertiary-color);
    border: 1px dashed var(--border-color);
}
#accordionCambio .accordion-button {
    background-color: var(--bg-tertiary-color);
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

/* 3.8 - Estilos adicionales para itinerarios guardados */
.header-price-summary {
    font-size: 0.85rem;
    line-height: 1.4;
}
.header-price-summary small {
    font-size: 0.9rem;
    font-weight: 500;
}
.header-price-summary strong {
    color: var(--text-primary);
}

.toggle-collapse {
    color: var(--text-secondary);
    text-decoration: none;
    transition: transform 0.2s ease-in-out;
    display: inline-block; /* Necesario para que la transformación funcione */
}
.toggle-collapse[aria-expanded="true"] {
    transform: rotate(90deg);
}

/* Estilos específicos para la pestaña de gestión */
#gestion-tab-pane .card {
    background-color: var(--bg-tertiary-color);
}

/* Asegurar que el título de la tarjeta de gestión sea blanco */
#gestion-tab-pane .card .card-title {
    color: var(--text-primary);
}

/* Estilo para el selector de fecha/hora en navegadores WebKit (Chrome, Safari) */
.form-control[type="time"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
}

/* 3.9 - Modal */
.modal-content {
    background-color: var(--bg-secondary-color);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.modal-header {
    border-bottom-color: var(--border-color);
}

.modal-header .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.modal-footer {
    border-top-color: var(--border-color);
}