/* Variables CSS para modales (importadas del archivo principal) */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --accent-hover: #2980b9;
    --success-color: #27ae60;
    --success-hover: #229954;
    --warning-color: #f39c12;
    --warning-hover: #e67e22;
    --danger-color: #e74c3c;
    --danger-hover: #c0392b;
    --light-gray: #ecf0f1;
    --medium-gray: #bdc3c7;
    --dark-gray: #7f8c8d;
    --text-primary: #2c3e50;
    --text-secondary: #5a6c7d;
    --text-light: #95a5a6;
    --background: #f8f9fa;
    --white: #ffffff;
    --shadow-light: 0 2px 10px rgba(44, 62, 80, 0.1);
    --shadow-medium: 0 4px 20px rgba(44, 62, 80, 0.15);
    --shadow-heavy: 0 8px 30px rgba(44, 62, 80, 0.2);
    --border-radius: 12px;
    --border-radius-small: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Overlay del modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(44, 62, 80, 0.8);
    backdrop-filter: blur(8px);
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease-out;
    padding: 20px;
    overflow-y: auto;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Contenido del modal */
.modal-content {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-heavy);
    padding: 2.5rem;
    width: 100%;
    max-width: 500px;
    text-align: center;
    position: relative;
    animation: slideInUp 0.4s ease-out;
    border: 1px solid var(--light-gray);
    margin: auto;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Título del modal */
.modal-content h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 2rem;
    position: relative;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.modal-content h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: var(--accent-color);
    border-radius: 2px;
}

/* Grupos de formulario */
.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

/* Selects del modal */
.modal-content select {
    width: 100%;
    padding: 1rem 1.25rem;
    margin-bottom: 0;
    border-radius: var(--border-radius-small);
    border: 2px solid var(--light-gray);
    background: var(--background);
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

.modal-content select:hover {
    border-color: var(--accent-color);
    background-color: var(--white);
    box-shadow: var(--shadow-light);
}

.modal-content select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
    background-color: var(--white);
}

.modal-content select option {
    background: var(--white);
    color: var(--text-primary);
    padding: 0.5rem;
    font-weight: 500;
}

/* Grupo de botones */
.button-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}

/* Botones del modal */
.modal-content button {
    margin: 0;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius-small);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    min-width: 120px;
    flex: 1;
    max-width: 150px;
}

/* Botón Aceptar */
.modal-content button:first-of-type {
    background: linear-gradient(135deg, var(--success-color), var(--success-hover));
    color: var(--white);
    box-shadow: var(--shadow-light);
}

.modal-content button:first-of-type:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    background: linear-gradient(135deg, var(--success-hover), var(--success-color));
}

/* Botón Cancelar */
.modal-content button:last-of-type {
    background: linear-gradient(135deg, var(--medium-gray), var(--dark-gray));
    color: var(--white);
    box-shadow: var(--shadow-light);
}

.modal-content button:last-of-type:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    background: linear-gradient(135deg, var(--dark-gray), var(--medium-gray));
}

/* Efecto de brillo en botones */
.modal-content button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.modal-content button:hover::before {
    left: 100%;
}

.modal-content button:active {
    transform: translateY(0);
}

/* ===== RESPONSIVE DESIGN PARA MODALES ===== */

/* Pantallas muy grandes (1200px+) */
@media (min-width: 1200px) {
    .modal {
        padding: 30px;
    }
    
    .modal-content {
        max-width: 600px;
        padding: 3rem;
    }
    
    .modal-content h3 {
        font-size: 2rem;
    }
    
    .form-group label {
        font-size: 1rem;
    }
    
    .modal-content select {
        padding: 1.25rem 1.5rem;
        font-size: 1.1rem;
    }
    
    .modal-content button {
        padding: 1.25rem 2.5rem;
        font-size: 1.1rem;
        min-width: 140px;
        max-width: 180px;
    }
}

/* Pantallas grandes (992px - 1199px) */
@media (max-width: 1199px) and (min-width: 992px) {
    .modal-content {
        max-width: 550px;
        padding: 2.75rem;
    }
    
    .modal-content h3 {
        font-size: 1.875rem;
    }
}

/* Tablets y pantallas medianas (768px - 991px) */
@media (max-width: 991px) and (min-width: 768px) {
    .modal {
        padding: 20px;
    }
    
    .modal-content {
        max-width: 500px;
        padding: 2.25rem;
    }
    
    .modal-content h3 {
        font-size: 1.625rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
    }
    
    .modal-content select {
        padding: 0.875rem 1.125rem;
        font-size: 0.95rem;
    }
    
    .modal-content button {
        padding: 0.875rem 1.75rem;
        font-size: 0.95rem;
        min-width: 110px;
        max-width: 140px;
    }
}

/* Tablets pequeñas y móviles grandes (481px - 767px) */
@media (max-width: 767px) and (min-width: 481px) {
    .modal {
        padding: 15px;
    }
    
    .modal-content {
        padding: 2rem 1.5rem;
        max-width: 450px;
    }
    
    .modal-content h3 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    .form-group {
        margin-bottom: 1.25rem;
    }
    
    .form-group label {
        font-size: 0.9rem;
        margin-bottom: 0.4rem;
    }
    
    .modal-content select {
        padding: 0.875rem 1rem;
        font-size: 0.9rem;
        padding-right: 2.25rem;
    }
    
    .button-group {
        margin-top: 1.5rem;
        gap: 0.75rem;
    }
    
    .modal-content button {
        padding: 0.875rem 1.5rem;
        font-size: 0.9rem;
        min-width: 100px;
        max-width: none;
    }
}

/* Móviles medianos (375px - 480px) */
@media (max-width: 480px) and (min-width: 376px) {
    .modal {
        padding: 10px;
    }
    
    .modal-content {
        padding: 1.75rem 1.25rem;
        border-radius: 10px;
    }
    
    .modal-content h3 {
        font-size: 1.375rem;
        margin-bottom: 1.25rem;
    }
    
    .modal-content h3::after {
        width: 35px;
        height: 2px;
    }
    
    .form-group {
        margin-bottom: 1rem;
    }
    
    .form-group label {
        font-size: 0.85rem;
        margin-bottom: 0.35rem;
    }
    
    .modal-content select {
        padding: 0.75rem 0.875rem;
        font-size: 0.85rem;
        padding-right: 2rem;
    }
    
    .button-group {
        margin-top: 1.25rem;
        gap: 0.625rem;
    }
    
    .modal-content button {
        padding: 0.75rem 1.25rem;
        font-size: 0.85rem;
        min-width: 90px;
        letter-spacing: 0.3px;
    }
}

/* Móviles pequeños (320px - 375px) */
@media (max-width: 375px) and (min-width: 321px) {
    .modal {
        padding: 8px;
    }
    
    .modal-content {
        padding: 1.5rem 1rem;
        border-radius: 8px;
    }
    
    .modal-content h3 {
        font-size: 1.25rem;
        margin-bottom: 1rem;
        letter-spacing: -0.3px;
    }
    
    .modal-content h3::after {
        width: 30px;
        height: 2px;
    }
    
    .form-group {
        margin-bottom: 0.875rem;
    }
    
    .form-group label {
        font-size: 0.8rem;
        margin-bottom: 0.3rem;
    }
    
    .modal-content select {
        padding: 0.625rem 0.75rem;
        font-size: 0.8rem;
        padding-right: 1.75rem;
    }
    
    .button-group {
        margin-top: 1rem;
        gap: 0.5rem;
    }
    
    .modal-content button {
        padding: 0.625rem 1rem;
        font-size: 0.8rem;
        min-width: 80px;
        letter-spacing: 0.2px;
    }
}

/* Móviles muy pequeños (menos de 320px) */
@media (max-width: 320px) {
    .modal {
        padding: 5px;
    }
    
    .modal-content {
        padding: 1.25rem 0.75rem;
        border-radius: 6px;
    }
    
    .modal-content h3 {
        font-size: 1.125rem;
        margin-bottom: 0.875rem;
        letter-spacing: -0.2px;
    }
    
    .modal-content h3::after {
        width: 25px;
        height: 2px;
    }
    
    .form-group {
        margin-bottom: 0.75rem;
    }
    
    .form-group label {
        font-size: 0.75rem;
        margin-bottom: 0.25rem;
    }
    
    .modal-content select {
        padding: 0.5rem 0.625rem;
        font-size: 0.75rem;
        padding-right: 1.5rem;
    }
    
    .button-group {
        margin-top: 0.875rem;
        gap: 0.375rem;
    }
    
    .modal-content button {
        padding: 0.5rem 0.875rem;
        font-size: 0.75rem;
        min-width: 70px;
        letter-spacing: 0.1px;
    }
}

/* Orientación landscape en móviles */
@media (max-height: 500px) and (orientation: landscape) {
    .modal {
        padding: 10px;
        align-items: flex-start;
    }
    
    .modal-content {
        padding: 1.5rem 2rem;
        margin: 10px auto;
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .modal-content h3 {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .form-group {
        margin-bottom: 0.75rem;
    }
    
    .form-group label {
        font-size: 0.85rem;
        margin-bottom: 0.25rem;
    }
    
    .modal-content select {
        padding: 0.625rem 0.875rem;
        font-size: 0.85rem;
    }
    
    .button-group {
        margin-top: 1rem;
        gap: 0.5rem;
    }
    
    .modal-content button {
        padding: 0.625rem 1.25rem;
        font-size: 0.85rem;
        min-width: 90px;
    }
}

/* Pantallas de alta densidad (retina) */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .modal-content {
        border: 0.5px solid var(--light-gray);
    }
    
    .modal-content select {
        border-width: 1px;
    }
}

/* Modo oscuro del sistema */
@media (prefers-color-scheme: dark) {
    .modal {
        background: rgba(0, 0, 0, 0.9);
    }
    
    .modal-content {
        background: #1a1a1a;
        border-color: #333;
        color: #fff;
    }
    
    .modal-content h3 {
        color: #fff;
    }
    
    .form-group label {
        color: #e0e0e0;
    }
    
    .modal-content select {
        background: #2a2a2a;
        color: #fff;
        border-color: #444;
    }
    
    .modal-content select option {
        background: #2a2a2a;
        color: #fff;
    }
}

/* Animación de salida */
.modal.closing {
    animation: fadeOut 0.3s ease-in;
}

.modal.closing .modal-content {
    animation: slideOutDown 0.3s ease-in;
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

@keyframes slideOutDown {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
}

/* Estados de carga para botones */
.modal-content button.loading {
    position: relative;
    pointer-events: none;
}

.modal-content button.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top: 2px solid var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}