:root {
    --color-principal: #BC2251;
    --color-principal-oscuro: #970E48;
    --color-secundario: #c9a35d;
    --color-fondo: #f8f9fa;
    --color-blanco: #ffffff;
    --color-texto: #212529;
    --color-texto-suave: #6c757d;
    --color-borde: #dee2e6;
    --color-rojo: #dc3545;
    --color-verde: #28a745;
    --color-naranja: #fd7e14;
    --color-azul: #007bff;
    --color-cyan: #17a2b8;
    --color-amarillo: #ffc107;
    --radio-borde: 12px;
    --sombra-suave: 0 4px 12px rgba(0, 0, 0, 0.08);
    --color-verde-boton: #28a745;
    --color-verde-boton-hover: #218838;
    --color-texto-boton-verde: #ffffff;
    --pda-card-bg: var(--color-blanco);
    --pda-tag-bg: rgba(40, 167, 69, 0.1);
    --pda-tag-color: var(--color-verde);
}

body.dark-mode {
    --color-fondo: #1a1a1d;
    --color-blanco: #2c2c31;
    --color-texto: #f4f4f8;
    --color-texto-suave: #a9a9b1;
    --color-borde: #444449;
    --sombra-suave: 0 4px 12px rgba(0, 0, 0, 0.3);
    --color-verde-boton-hover: #34c759;
    --pda-card-bg: var(--color-blanco);
    --pda-tag-bg: rgba(40, 167, 69, 0.2); 
    --pda-tag-color: #34c759;
}

@font-face {
    font-family: 'Panton';
    src: url('../fonts/Panton.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

* {
    font-family: 'Panton';
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Panton', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    font-size: 16px;
}

.container {
    max-width: 1100px;
    margin: 30px auto;
    padding: 0 20px;
}

.theme-toggle-btn {
    background-color: transparent;
    border: 1px solid var(--color-borde);
    color: var(--color-texto-suave);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    transition: all 0.3s ease;
}
.theme-toggle-btn:hover {
    background-color: rgba(128, 128, 128, 0.1);
    color: var(--color-principal);
}
.theme-toggle-btn svg {
    width: 18px;
    height: 18px;
}
#theme-toggle-sun { display: none; }
body.dark-mode #theme-toggle-sun { display: block; }
body.dark-mode #theme-toggle-moon { display: none; }

.login-body {
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    min-height: 100vh; padding: 20px; overflow: hidden; position: relative;
    background-color: var(--color-fondo);
}
.login-body .theme-toggle-btn { margin-top: 0.7rem; position: relative; z-index: 1; }
#tsparticles { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; }
.login-container {
    background: rgba(255, 255, 255, 0.15); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1); padding: 2rem 2rem 0.1rem; border-radius: var(--radio-borde);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1); width: 100%; max-width: 420px;
    text-align: center; position: relative; z-index: 1;
    border-left: 5px solid var(--color-secundario);
    margin-top: 1rem;
}
body.dark-mode .login-container { background: rgba(44, 44, 49, 0.2); border: 1px solid rgba(255, 255, 255, 0.05); border-left: 5px solid var(--color-secundario); }
.login-header img { max-width: 275px; height: auto; margin-bottom: 1.5rem; }
body.dark-mode .login-header img.login-logo { filter: brightness(0) invert(1); }
.login-header p { color: var(--color-texto-suave); margin-bottom: 2rem; font-size: 1.2rem; font-weight: normal; }
.login-form .input-group { margin-bottom: 1.7rem; text-align: left; }
.login-form label { font-size: 0.9rem; color: var(--color-texto-suave); font-weight: bold; margin-bottom: 8px; display: block; }
.login-form input {
    width: 100%; padding: 14px 50px 14px 14px; border: 1px solid var(--color-borde) !important; border-radius: 8px !important;
    font-size: 1rem; transition: all 0.3s ease; background-color: rgba(255, 255, 255, 0.1) !important;
    color: var(--color-texto) !important;
}
body.dark-mode .login-form input { background-color: rgba(0, 0, 0, 0.2) !important; }
.login-form input:focus {
    outline: none !important; border-color: var(--color-principal) !important;
    box-shadow: 0 0 0 4px rgba(188, 34, 81, 0.15);
    background-color: rgba(255, 255, 255, 0.3) !important;
}
body.dark-mode .login-form input:focus { background-color: rgba(0, 0, 0, 0.3) !important; }

.password-wrapper {
    position: relative;
}

.toggle-password {
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--color-texto-suave);
    transition: color 0.2s ease;
}
.toggle-password:hover {
    color: var(--color-principal);
}
.toggle-password svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    vertical-align: middle; 
}

.message {
    position: absolute; top: 20px; left: 50%; transform: translateX(-50%); z-index: 1001;
    padding: 0.75rem 1.5rem; border: 1px solid transparent; border-radius: 8px; font-weight: bold;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1); width: auto; max-width: 90%; text-align: center;
    opacity: 1; transition: opacity 0.5s ease-out;
}
.message.error { color: #721c24; background-color: #f8d7da; border-color: #f5c6cb; }
.message.success { color: #155724; background-color: #d4edda; border-color: #c3e6cb; }

.btn {
    display: inline-block; padding: 12px 24px; background-color: var(--color-principal-oscuro);
    color: #fff !important; border: none; border-radius: 8px; cursor: pointer; font-size: 1rem;
    font-weight: bold; text-decoration: none !important; text-align: center;
    transition: background-color 0.2s, transform 0.2s; width: auto; vertical-align: middle;
}
.btn:hover { background-color: var(--color-principal); transform: translateY(-2px); text-decoration: none !important; }
.btn-block { width: 100%; }
.btn-secondary { background-color: var(--color-texto-suave); }
.btn-secondary:hover { background-color: var(--color-texto); transform: translateY(-2px); }
.btn-danger { background-color: var(--color-rojo); }
.btn-danger:hover { background-color: #c82333; transform: translateY(-2px); }
.btn-info { background-color: var(--color-azul); }
.btn-info:hover { background-color: #0069d9; transform: translateY(-2px); }
.btn-whatsapp { background-color: #25D366; color: white !important; }
.btn-whatsapp:hover { background-color: #1DA851; transform: translateY(-2px); }
.btn-small { padding: 6px 12px; font-size: 0.85rem; }

#generate-pass-btn,
#add-assignment-btn {
    background-color: var(--color-verde-boton);
    color: var(--color-texto-boton-verde) !important;
    border-color: var(--color-verde-boton);
}
#generate-pass-btn:hover,
#add-assignment-btn:hover {
    background-color: var(--color-verde-boton-hover);
    border-color: var(--color-verde-boton-hover);
    color: var(--color-texto-boton-verde) !important;
}
#generate-pass-btn:disabled {
    background-color: #6c757d;
    border-color: #6c757d;
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
}
body.dark-mode #generate-pass-btn:disabled {
     background-color: #5a5a5f;
     border-color: #5a5a5f;
}
body.dark-mode .btn-secondary:hover {
    color: var(--color-fondo) !important;
}
.action-buttons-group .btn.btn-danger.btn-delete-incident { color: white !important; font-size: 1rem; line-height: 1; padding: 6px 10px; }
.btn-delete-incident svg { stroke: white; width: 16px; height: 16px; vertical-align: middle; }
.action-buttons-group { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.btn-manage { background-color: var(--color-azul); }
.btn-manage:hover { background-color: #0069d9; }


.main-header {
    background-color: var(--color-blanco); padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-borde); box-shadow: var(--sombra-suave);
    transition: background-color 0.3s ease, border-color 0.3s ease;
    position: sticky; top: 0; z-index: 900;
}
.header-content { display: flex; justify-content: space-between; align-items: center; max-width: 1100px; margin: 0 auto; }
.header-logo { height: 40px; width: auto; vertical-align: middle; flex-shrink: 0; }
body.dark-mode .header-logo { filter: brightness(0) invert(1); }
.admin-nav { display: none; gap: 1rem; align-items: center; flex-grow: 1; padding-left: 1.5rem; }
.admin-nav a { color: var(--color-texto-suave); text-decoration: none; font-weight: bold; padding: 5px 8px; border-radius: 6px; transition: all 0.2s; font-size: 0.85rem; white-space: nowrap; }
.admin-nav a:hover, .admin-nav a.active { color: var(--color-principal); background-color: rgba(188, 34, 81, 0.08); }
.header-right { display: flex; align-items: center; gap: 0.5rem; }
.header-datetime { display: none; font-size: 0.8rem; font-weight: bold; color: var(--color-texto-suave); text-align: right; line-height: 1.3; white-space: nowrap; }

.btn-logout {
    display: inline-flex; justify-content: center; align-items: center;
    width: 40px; height: 40px;
    padding: 0; border-radius: 50%; background-color: var(--color-rojo);
    color: #fff !important; text-decoration: none !important;
    transition: background-color 0.2s, transform 0.2s; flex-shrink: 0;
    border: none; cursor: pointer;
}
.btn-logout:hover { background-color: #c82333; transform: translateY(-2px); }
.logout-text { display: none; }
.logout-icon { display: flex; justify-content: center; align-items: center; line-height: 0; }
.logout-icon svg { width: 18px; height: 18px; stroke: #fff; }

@media (min-width: 600px) {
    .main-header { padding: 0.75rem 1.5rem; }
    .header-logo { height: 45px; }
    .header-right { gap: 0.75rem; }
    .btn-logout, .theme-toggle-btn { width: 45px; height: 45px; }
    .logout-icon svg, .theme-toggle-btn svg { width: 20px; height: 20px; }
}
@media (min-width: 768px) {
    .admin-nav { display: flex; }
    .header-datetime { display: block; }
}
@media (min-width: 992px) {
     .admin-nav { gap: 1.5rem; padding-left: 2rem; }
     .admin-nav a { font-size: 0.9rem; padding: 5px 10px; }
     .header-right { gap: 1rem; }
     .header-datetime { font-size: 0.85rem; }
}

/* AJUSTE MOBILE-FIRST PARA PDA HEADER (COMPACTO) */
.main-header-pda {
    background-color: var(--color-principal);
    color: var(--color-blanco);
    padding: 0.5rem 0;
    text-align: center;
    box-shadow: var(--sombra-suave);
}

.header-content-pda {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.header-logo-img {
    max-height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}

body.dark-mode .main-header-pda {
    background-color: var(--color-principal-oscuro);
}

body.dark-mode .header-logo-img {
    filter: none;
}

.header-subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    color: var(--color-blanco);
}

/* SECCIÓN DE FILTROS */
#filters-section {
    background: var(--color-blanco); 
    border-radius: var(--radio-borde); 
    padding: 2rem; 
    margin: 0 auto 25px auto;
    border: 1px solid var(--color-borde); 
    box-shadow: var(--sombra-suave);
    /* Borde lateral con color secundario */
    border-left: 5px solid var(--color-secundario);
}

#filters-section h2 {
    color: var(--color-principal);
    margin-bottom: 15px;
    font-weight: bold;
    font-size: 1.5rem;
}

.filter-group {
    /* MOBILE-FIRST: Por defecto, los elementos del grupo se apilan */
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    flex-wrap: wrap; 
    flex-direction: column;
}

/* ESTILOS DE INPUTS Y SELECTS MODERNOS (Aplicados solo a la sección de filtros) */
#filters-section input[type="text"],
#filters-section select {
    /* Sobrescribimos el estilo genérico para hacerlo más limpio y estilizado */
    padding: 10px 15px !important; 
    border: 2px solid var(--color-borde) !important; 
    border-radius: 8px !important; 
    transition: all 0.2s ease !important;
    background-color: var(--color-fondo) !important;
    font-weight: 500;
    outline: none !important;
}

#filters-section input[type="text"]:focus,
#filters-section select:focus {
    /* Mantenemos el border-color principal, pero eliminamos el box-shadow azul */
    border-color: var(--color-principal) !important;
    /* Eliminamos o cambiamos el box-shadow para quitar el efecto azul/rosado grande */
    box-shadow: 0 0 0 0px transparent !important; 
}

#filters-section input[type="text"]#searchInput {
    flex: 1 1 100%;
}

.filter-group select {
    flex: 1 1 100%;
}


.pda-grid {
    /* MOBILE-FIRST: Por defecto, es una columna (1fr) */
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 50px;
}

.pda-card {
    background: var(--pda-card-bg);
    border-left: 5px solid var(--color-secundario); 
    padding: 20px;
    border-radius: var(--radio-borde);
    box-shadow: var(--sombra-suave);
    transition: transform 0.2s, box-shadow 0.2s, background-color 0.3s;
    border: 1px solid var(--color-borde);
}

.pda-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.pda-header {
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px dashed var(--color-borde);
}

.pda-header h3 {
    font-size: 1.2rem;
    color: var(--color-principal-oscuro);
    font-weight: 700;
    margin-bottom: 5px;
}

.pda-info {
    font-size: 0.9rem;
    color: var(--color-texto-suave);
    margin-bottom: 10px;
}

.pda-content-box {
    margin-bottom: 10px;
    padding: 10px;
    background-color: rgba(201, 163, 93, 0.1);
    border-left: 3px solid var(--color-secundario);
    border-radius: 6px;
}
body.dark-mode .pda-content-box {
    background-color: rgba(201, 163, 93, 0.2); 
}

.pda-content-box h4 {
    font-size: 0.9rem;
    color: var(--color-secundario);
    font-weight: bold;
    margin-bottom: 3px;
}

.pda-contenido {
    font-size: 0.95rem;
    line-height: 1.4;
    color: var(--color-texto);
}

.pda-body {
    font-size: 1rem;
    margin-bottom: 15px;
}
.pda-body h4 {
    font-size: 0.9rem;
    color: var(--color-texto-suave);
    font-weight: bold;
    margin-bottom: 5px;
}

.compatibility-list {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed var(--color-borde);
}

.compatibility-list p {
    font-weight: bold;
    color: var(--pda-tag-color);
    margin-bottom: 5px;
    font-size: 0.95rem;
}

.compatibility-list span {
    display: inline-block;
    background-color: var(--pda-tag-bg); 
    color: var(--pda-tag-color);
    padding: 4px 8px;
    margin: 3px 3px 0 0;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* FOOTER CORREGIDO */
.main-footer-pda {
    background-color: var(--color-blanco);
    border-top: 1px solid var(--color-borde);
    padding: 1rem 0;
    text-align: center;
    color: var(--color-texto-suave);
    font-size: 0.85rem;
}

.main-footer-pda .footer-content-pda p {
    margin: 0;
    line-height: 1.4;
}

body.dark-mode .main-footer-pda {
    background-color: var(--color-blanco);
    border-top-color: var(--color-borde);
    color: var(--color-texto-suave);
}


/* MEDIA QUERIES PARA DESKTOP/TABLET (Mobile-first) */
@media (min-width: 600px) {
    .filter-group {
        /* Permite que los selects y el input se dividan en filas o columnas */
        flex-direction: row; 
    }
    
    /* En tablet, los selects de la segunda fila se dividen en 3 columnas iguales */
    .filter-group select {
        flex: 1 1 calc(33.33% - 10px); 
        min-width: 150px;
    }
}

@media (min-width: 992px) {
    .pda-grid {
        /* Desktops: Vuelve al diseño de varias columnas */
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}