/* =======================================================
   0) VARIABLES DE COLOR
======================================================= */
:root {
    --color-body-bg: #bccbd2;
    --color-text-main: #222;
    --color-primario: #1a202c;
    --color-acento: #ff8c42;
    --color-acento-oscuro: #d9702e;
    --color-blanco: #ffffff;
    --color-negro: #000000;
    --color-borde: #ddd;
    --color-fondo-claro: #f4f4f4;
    --color-gris-oscuro: #333;
    --color-gris-azulado: #2d3748;
    --color-tabla-head: #f9f9f9;
    --color-productos-bg: #e2e8f0;
}

/* ================================
   MODO DALTONICO (sobrescribe root)
================================ */
body.modo-daltonico {
    --color-body-bg: #e6e6e6;
    --color-text-main: #111111;
    --color-primario: #003f5c;
    --color-acento: #7a5195;
    --color-acento-oscuro: #2f4b7c;
    --color-blanco: #ffffff;
    --color-negro: #000000;
    --color-borde: #b5b5b5;
    --color-fondo-claro: #f0f0f0;
    --color-gris-oscuro: #222;
    --color-gris-azulado: #3a3a3a;
    --color-tabla-head: #dddddd;
    --color-productos-bg: #d9e4ec;
}

/* =======================================================
1) GENERALES
======================================================= */
* { box-sizing: border-box; }

html, body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    background-color: var(--color-body-bg);
    color: var(--color-text-main);
    height: 100%;
}

body.alto-contraste {
    background: var(--color-negro);
    color: var(--color-blanco);
}


body.modo-daltonico img { filter: saturate(0.7) contrast(1.2); }

body.alto-contraste a { color: #ff0; }

body.alto-contraste header,
body.alto-contraste footer { background: var(--color-negro); }

body.modo-suave { filter: saturate(0.7); }

body.modo-daltonico a,
body.modo-daltonico .btn { border-bottom: 2px dashed var(--color-negro); }

/* ==================================================
   MENU DE ACCESIBILIDAD
================================================== */
#btnAccesibilidad {
    position: fixed;
    right: 20px;
    background: var(--color-blanco);
    color: var(--color-blanco);
    font-size: 28px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,.3);
    z-index: 9999;
    transition: 0.3s;
}
#btnAccesibilidad:hover { background: var(--color-acento); }

.accesibilidad-frame {
    position: fixed;
    right: 4%;
    width: auto;
    height: 450px;
    border: none;
    display: none;
    border-radius: 10px;
    z-index: 9998;
    background: rgba(255, 255, 255, 0);
}

@media (max-width: 480px) {
    #btnAccesibilidad { width: 50px; height: 50px; font-size: 22px; }
    .accesibilidad-frame { width: 260px; height: 350px; bottom: 90px; right: 10px; }
}

/* =======================================================
   2) HEADER / NAVBAR
======================================================= */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--color-primario);
    padding: 15px 40px;
    color: var(--color-blanco);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

header .logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

header .logo img { width: 80px; }

header .logo h2 { margin: 0; font-size: 1.5em; }

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
    padding: 0;
}

/* Enlaces del menú principal */
nav a {
    color: var(--color-blanco);
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 5px;
    transition: background 0.3s;
    font-weight: 600;
    display: block;
}

nav > ul > li > a:hover {
    background: var(--color-acento);
}

/* =======================================================
   MENÚ DESPLEGABLE
======================================================= */
/* Lista del menú horizontal */
nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
    padding: 0;
    align-items: center;
}

/* Enlaces del menú principal */
nav a {
    color: white;
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 5px;
    transition: background 0.3s;
    font-weight: 600;
    display: block;
}

nav > ul > li > a:hover {
    background: #ff8c42; /* Naranja al pasar el mouse */
}

/* --- MENÚ DESPLEGABLE (Dropdown) --- */
nav ul li.menu {
    position: relative;
}

/* El cuadro que aparece */
nav ul li.menu ul.ContenidoMenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #1a202c;
    min-width: 240px; /* Un poco más ancho para el scroll */
    padding: 0; /* Quitamos padding para que el scroll pegue al borde */
    border-radius: 0 0 5px 5px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    z-index: 2000;
    flex-direction: column;
    
    /* --- AGREGADO PARA EL SCROLL --- */
    max-height: 300px; /* Altura máxima antes de hacer scroll */
    overflow-y: auto;  /* Activa el scroll vertical */
    overflow-x: hidden; /* Oculta scroll horizontal */
}

/* Estilo de la barra de desplazamiento (Opcional - Webkit) */
nav ul li.menu ul.ContenidoMenu::-webkit-scrollbar {
    width: 8px;
}
nav ul li.menu ul.ContenidoMenu::-webkit-scrollbar-track {
    background: #1a202c; 
}
nav ul li.menu ul.ContenidoMenu::-webkit-scrollbar-thumb {
    background: #555; 
    border-radius: 4px;
}
nav ul li.menu ul.ContenidoMenu::-webkit-scrollbar-thumb:hover {
    background: #ff8c42; 
}

/* Mostrar al pasar el mouse */
nav ul li.menu:hover ul.ContenidoMenu {
    display: flex;
}

nav ul li.menu ul.ContenidoMenu li {
    width: 100%;
    display: block;
}

nav ul li.menu ul.ContenidoMenu li a {
    padding: 12px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    font-weight: normal;
    font-size: 0.9rem;
}

nav ul li.menu ul.ContenidoMenu li:last-child a {
    border-bottom: none;
}

nav ul li.menu ul.ContenidoMenu li a:hover {
    background: #ff8c42;
    padding-left: 25px;
}


/* =======================================================
   4) CONTENIDO PRINCIPAL / CONTENEDOR REPORTE
======================================================= */
.contenedor-reporte {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--color-fondo-claro);
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* =======================================================
   5) FORMULARIOS
======================================================= */
form { display: flex; flex-direction: column; }

fieldset {
    border: 1px solid var(--color-borde);
    padding: 25px;
    border-radius: 5px;
    background-color: var(--color-blanco);
    margin-bottom: 25px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

legend { font-weight: bold; color: var(--color-primario); padding: 0 10px; }

.controles-superiores {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--color-borde);
}

label {
    display: flex;
    flex-direction: column;
    font-weight: 600;
    margin-bottom: 10px;
}

input[type="text"], input[type="date"], select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--color-borde);
    border-radius: 4px;
    font-size: 1em;
}

/* =======================================================
   6) TABLA RESULTADOS
======================================================= */
.caja-resultados {
    background-color: var(--color-blanco);
    border: 1px solid var(--color-borde);
    border-radius: 8px;
    overflow-x: auto;
    min-height: 200px;
}

.caja-resultados table { width: 100%; border-collapse: collapse; }

.caja-resultados th, .caja-resultados td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--color-borde);
}

.caja-resultados th { background-color: var(--color-tabla-head); font-weight: 700; }

/* =======================================================
   7) BOTONES GENERALES
======================================================= */
.btn-generar {
    display: block;
    width: 150px;
    padding: 12px;
    background-color: var(--color-acento);
    color: var(--color-blanco);
    border: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    margin: 30px auto 0;
    border-bottom: 3px solid var(--color-acento-oscuro);
    transition: all 0.2s ease;
}

.btn-generar:hover {
    background-color: #f77d2d;
    transform: translateY(-2px);
}

/* =======================================================
   8) PRODUCTOS – SECCIÓN BASE
======================================================= */
#productos {
    background: var(--color-productos-bg);
    padding: 40px 20px;
    text-align: center;
}

.EnvolturaSlider {
    position: relative;
    width: 90%;
    justify-content: center;
    margin: 10px auto;
    padding: 60px;
    overflow: hidden;
}

.ContenidoSlider { overflow: visible; }

.slider {
    display: flex;
    transition: transform 0.3s ease-in-out;
    align-items: flex-start;
}

.slider-item {
    min-width: calc(100% / 3);
    text-align: center;
    padding: 4px;
    box-sizing: border-box;
}

.btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--color-gris-oscuro);
    color: var(--color-blanco);
    border: none;
    padding: 100px 25px;
    cursor: pointer;
    font-size: 18px;
    z-index: 2;
}
.btnAnterior { left: 0; }
.btn-right { right: 0; }

.card {
    height: 250px;
    position: relative;
    background: var(--color-blanco);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.card:hover {
    transform: scale(1.05);
    z-index: 10;
    overflow: visible;
    height: 400px;
}

.card img { width: 100%; height: 150px; object-fit: cover; }

.card-content { color: var(--color-gris-azulado); }

.card a { text-decoration: none; color: inherit; inset: 0; z-index: 2; }

.overlay {
    position: absolute;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s ease;
    padding: 0 15px;
}

.card:hover .overlay { opacity: 1; max-height: 250px; padding: 15px; }

/* =======================================================
   9) SUCURSALES – SECCIÓN
======================================================= */
#sucursales {
    background: var(--color-productos-bg);
    padding: 40px 20px;
    text-align: center;
}

.sucursal-container {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.sucursal-card {
    background: var(--color-blanco);
    border-radius: 10px;
    overflow: visible;
    width: 220px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    transition: .2s ease-in-out;
}

.sucursal-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(0,0,0,.18);
    z-index: 5;
}

.sucursal-card img { width: 100%; height: 130px; object-fit: cover; display: block; }

.sucursal-info { padding: 10px; }
.sucursal-info a { color: var(--color-acento); text-decoration: none; font-weight: bold; }
.sucursal-info a:hover { text-decoration: underline; }

.sucursal-card img, .sucursal-card { max-width: 100%; }

/* =======================================================
   10) FOOTER
======================================================= */
footer {
    background: var(--color-primario);
    color: var(--color-blanco);
    padding: 40px 20px;
    margin-top: 40px;
    text-align: center;
}

.footer-sections {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    text-align: left;
    max-width: 1200px;
    margin: 0 auto;
}

footer a { color: #cbd5e0; text-decoration: none; }
.redes { margin-top: 20px; display: flex; justify-content: center; align-items: center; }
.redes img { padding: 10px; width: 50px; margin: 0 5px; }
.copy { text-align: center; margin-top: 20px; font-size: 0.9rem; }

/* =======================================================
   11) RESPONSIVE
======================================================= */
@media (max-width: 992px) {
    header { padding: 15px 20px; flex-wrap: wrap; }
    nav ul { gap: 10px; flex-wrap: wrap; justify-content: center;}
    /* Ajuste para menú en tablet/móvil */
    nav ul li.menu:hover ul.ContenidoMenu {
        position: static;
        width: 100%;
        box-shadow: none;
        background: rgba(0,0,0,0.2);
    }
    .controles-superiores { flex-direction: column; align-items: stretch; gap: 20px; }
    fieldset { grid-template-columns: 1fr; }
}

@media (max-width: 1024px) {
    .slider-item { min-width: 50%; }
    .EnvolturaSlider { padding: 40px; }
    .btn { padding: 80px 22px; }
    .sucursal-card { width: 200px; }
    .sucursal-card img { height: 120px; }
}

@media (max-width: 768px) {
    .EnvolturaSlider { width: 100%; padding: 30px 16px; }
    .slider-item { min-width: 100%; }
    .btn { padding: 60px 18px; font-size: 16px; }
    .card { height: auto; }
    .card:hover { height: auto; }
    .sucursal-container { gap: 16px; }
    .sucursal-card { width: 85%; max-width: 320px; }
    .sucursal-card img { height: 150px; }
    #sucursales { padding: 30px 15px; }
}

@media (max-width: 480px) {
    .EnvolturaSlider { padding: 20px 10px; }
    .btn { padding: 40px 14px; font-size: 15px; }
    .card img { height: 140px; }
    .sucursal-card { width: 90%; max-width: 300px; }
    .sucursal-card img { height: 140px; }
}