/* ===== ESTILOS PROFESIONALES PARA JARDÍN BOTÁNICO UJAT ===== */

/* Variables CSS para colores basados en el logo del Jardín Botánico */
:root {
    --verde-oscuro: #2d5016;
    --verde-claro: #4a7c59;
    --verde-vibrante: #6b8e23;
    --verde-suave: #9acd32;
    --blanco: #ffffff;
    --gris-claro: #f5f5f5;
    --gris-medio: #e0e0e0;
    --gris-oscuro: #424242;
    --texto-principal: #2d5016;
    --texto-secundario: #666666;
    --sombra-suave: 0 4px 6px -1px rgba(45, 80, 22, 0.1);
    --sombra-media: 0 10px 15px -3px rgba(45, 80, 22, 0.1);
    --sombra-fuerte: 0 25px 50px -12px rgba(45, 80, 22, 0.25);
}

/* Reset y configuración base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--texto-principal);
    background: linear-gradient(135deg, var(--gris-claro) 0%, var(--blanco) 100%);
    min-height: 100vh;
}

/* ===== HEADER UNIVERSITARIO ===== */
.encabezado {
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-claro) 100%);
    box-shadow: var(--sombra-media);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.encabezado-izquierda {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 24px;
}

.logo {
    width: 50px;
    height: 50px;
    background: var(--blanco);
    border-radius: 12px;
    padding: 8px;
    box-shadow: var(--sombra-suave);
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.titulo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--blanco);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: 0.5px;
}

.subtitulo {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
    margin-top: -4px;
}

.navegacion {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 12px 24px;
    justify-content: flex-start;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.navegacion>a {
    color: var(--blanco);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    padding: 10px 20px;
    transition: all 0.3s ease;
    position: relative;
}

.navegacion>a:hover {
    transform: translateY(-2px);
    text-decoration: underline;
}

.navegacion>a.btn-sesion {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    margin-left: auto;
}

.navegacion>a.btn-sesion:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ===== MENÚ HAMBURGUESA ===== */
.menu-hamburguesa {
    position: relative;
    margin-left: auto;
}

#btn-menu,
#btn-menu-admin {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: var(--blanco);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 10px;
    border-radius: 12px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

#btn-menu:hover,
#btn-menu-admin:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

#menu-opciones,
#menu-opciones-admin {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--blanco);
    border-radius: 12px;
    box-shadow: var(--sombra-fuerte);
    padding: 16px;
    min-width: 200px;
    z-index: 1001;
    border: 2px solid var(--verde-claro);
}

#menu-opciones a,
#menu-opciones-admin a {
    display: block;
    color: var(--texto-principal);
    text-decoration: none;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
}

#menu-opciones a:hover,
#menu-opciones-admin a:hover {
    background: var(--gris-claro);
    color: var(--verde-oscuro);
    transform: translateX(4px);
}

.busqueda {
    margin-bottom: 24px;
}

.busqueda input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gris-medio);
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--gris-claro);
}

.busqueda input:focus {
    outline: none;
    border-color: var(--verde-claro);
    background: var(--blanco);
    box-shadow: 0 0 0 3px rgba(107, 142, 35, 0.1);
}

/* ===== CONTENIDO PRINCIPAL ===== */
.contenido-principal {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    padding: 32px 24px;
    gap: 32px;
    min-height: calc(100vh - 200px);
}

/* ===== BARRA LATERAL ===== */
.barra-lateral {
    width: 280px;
    background: var(--blanco);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--sombra-suave);
    height: fit-content;
    position: sticky;
    top: 100px;
}


.lista-elementos {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 60vh;
    overflow-y: auto;
    padding-right: 8px;
}

.lista-elementos::-webkit-scrollbar {
    width: 6px;
}

.lista-elementos::-webkit-scrollbar-track {
    background: var(--gris-claro);
    border-radius: 3px;
}

.lista-elementos::-webkit-scrollbar-thumb {
    background: var(--verde-claro);
    border-radius: 3px;
}

.lista-elementos::-webkit-scrollbar-thumb:hover {
    background: var(--verde-vibrante);
}

.elemento {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--gris-claro);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.elemento:hover {
    background: var(--blanco);
    border-color: var(--verde-claro);
    transform: translateY(-2px);
    box-shadow: var(--sombra-suave);
}

.elemento.selected {
    background: var(--blanco);
    border-color: var(--verde-vibrante);
    box-shadow: var(--sombra-media);
}

.imagen-placeholder {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
}

.imagen-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.nombre {
    font-weight: 600;
    color: var(--texto-principal);
    font-size: 1rem;
}

/* ===== SECCIÓN DE INFORMACIÓN ===== */
.descripcion {
    flex: 1;
    background: var(--blanco);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--sombra-suave);
    min-height: 60vh;
    display: flex;
    flex-direction: column;
}

.descripcion-texto {
    flex: 1;
    overflow: visible;
    padding-right: 0;
}

.descripcion-texto::-webkit-scrollbar {
    width: 8px;
}

.descripcion-texto::-webkit-scrollbar-track {
    background: var(--ujat-gris-claro);
    border-radius: 4px;
}

.descripcion-texto::-webkit-scrollbar-thumb {
    background: var(--ujat-verde);
    border-radius: 4px;
}

.descripcion-texto::-webkit-scrollbar-thumb:hover {
    background: var(--ujat-verde-claro);
}

/* ===== INFORMACIÓN DE PLANTAS ===== */
.info-planta-container {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.info-planta-container h2 {
    color: var(--verde-oscuro);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
    border-bottom: 3px solid var(--verde-vibrante);
    padding-bottom: 12px;
}

.imagen-planta {
    text-align: center;
    margin-bottom: 24px;
}

.imagen-principal {
    max-width: 100%;
    height: auto;
    max-height: 300px;
    border-radius: 16px;
    box-shadow: var(--sombra-media);
    transition: transform 0.3s ease;
}

.imagen-principal:hover {
    transform: scale(1.02);
}

.detalles-planta {
    display: grid;
    gap: 16px;
}

.detalles-planta p {
    padding: 16px;
    background: var(--gris-claro);
    border-radius: 12px;
    border-left: 4px solid var(--verde-vibrante);
    margin: 0;
    line-height: 1.6;
}

.detalles-planta strong {
    color: var(--verde-oscuro);
    font-weight: 600;
}

.detalles-planta i {
    color: var(--verde-claro);
    font-weight: 600;
}

/* ===== FOOTER UNIVERSITARIO ===== */
.pie-pagina {
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--gris-oscuro) 100%);
    color: var(--blanco);
    padding: 48px 24px 24px;
    margin-top: 64px;
}

.redes-sociales {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 32px;
}

.icono-red-social {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--blanco);
    text-decoration: none;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.icono-red-social:hover {
    background: var(--verde-vibrante);
    transform: translateY(-3px);
    box-shadow: var(--sombra-media);
}

.informacion-contacto {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 24px;
}

.informacion-contacto p {
    margin: 8px 0;
    color: rgba(255, 255, 255, 0.9);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 32px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.footer-heading {
    color: var(--blanco);
    font-size: 1.2rem;
    margin-bottom: 16px;
    border-bottom: 2px solid var(--verde-vibrante);
    padding-bottom: 8px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-location {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-list {
    list-style: none;
    padding: 0;
    color: rgba(255, 255, 255, 0.9);
}

.footer-list li {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

.footer-list li i {
    color: var(--verde-vibrante);
    margin-right: 8px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--verde-vibrante);
    text-decoration: underline;
}

/* ===== MODALES ===== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--blanco);
    border-radius: 20px;
    padding: 32px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--sombra-fuerte);
    position: relative;
}

.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: var(--gris-claro);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb {
    background: var(--verde-claro);
    border-radius: 4px;
}

.modal-content h2 {
    color: var(--verde-oscuro);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
    border-bottom: 2px solid var(--verde-vibrante);
    padding-bottom: 12px;
}

/* ===== FORMULARIOS ===== */
.modal-content form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.modal-content label {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-weight: 600;
    color: var(--texto-principal);
}

.modal-content input,
.modal-content textarea,
.modal-content select {
    padding: 12px 16px;
    border: 2px solid var(--gris-medio);
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--gris-claro);
}

.modal-content input:focus,
.modal-content textarea:focus,
.modal-content select:focus {
    outline: none;
    border-color: var(--verde-claro);
    background: var(--blanco);
    box-shadow: 0 0 0 3px rgba(107, 142, 35, 0.1);
}

.modal-content textarea {
    min-height: 100px;
    resize: vertical;
}

.modal-content button {
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-content button[type="submit"] {
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-vibrante) 100%);
    color: var(--blanco);
}

.modal-content button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-media);
}

.modal-content button[type="button"] {
    background: var(--gris-oscuro);
    color: var(--blanco);
}

.modal-content button[type="button"]:hover {
    background: var(--texto-principal);
    transform: translateY(-2px);
}

/* ===== TABLAS ADMINISTRATIVAS ===== */
.table-container {
    width: 100%;
    overflow-x: auto;
    background: var(--blanco);
    border-radius: 16px;
    box-shadow: var(--sombra-suave);
    margin-bottom: 24px;
}

table {
    width: 100%;
    min-width: 800px;
    border-collapse: collapse;
    background: var(--blanco);
}

th {
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-claro) 100%);
    color: var(--blanco);
    padding: 16px 12px;
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

td {
    padding: 16px 12px;
    border-bottom: 1px solid var(--gris-medio);
    vertical-align: middle;
    max-width: 200px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Columnas específicas para contenido largo */
td:nth-child(3),
/* Descripción */
td:nth-child(4),
/* Propiedades */
td:nth-child(6) {
    /* Usos */
    max-width: 250px;
    min-width: 150px;
}

td:nth-child(2) {
    /* Nombre científico */
    font-style: italic;
    max-width: 180px;
}

tr:hover {
    background: var(--gris-claro);
}

tr:last-child td {
    border-bottom: none;
}

/* ===== BOTONES ===== */
.boton-nuevo-usuario,
.btn-modificar,
.btn-eliminar,
.btn-modificar-planta,
.btn-eliminar-planta {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 2px;
}

.boton-nuevo-usuario {
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-vibrante) 100%);
    color: var(--blanco);
}

.boton-nuevo-usuario:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-suave);
}

.btn-modificar,
.btn-modificar-planta {
    background: var(--verde-claro);
    color: var(--blanco);
}

.btn-modificar:hover,
.btn-modificar-planta:hover {
    background: var(--verde-vibrante);
    transform: translateY(-2px);
}

.btn-eliminar,
.btn-eliminar-planta {
    background: #dc2626;
    color: var(--blanco);
}

.btn-eliminar:hover,
.btn-eliminar-planta:hover {
    background: #ef4444;
    transform: translateY(-2px);
}

/* ===== PANEL DE ADMINISTRACIÓN ===== */
.admin-dashboard {
    display: flex;
    gap: 24px;
    width: 100%;
    margin: 0;
    padding: 32px 24px;
    min-height: calc(100vh - 80px);
}

.admin-sidebar {
    width: 250px;
    background: var(--blanco);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--sombra-suave);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.sidebar-btn {
    display: block;
    width: 100%;
    padding: 16px 20px;
    margin-bottom: 8px;
    background: var(--gris-claro);
    border: 2px solid transparent;
    border-radius: 12px;
    color: var(--texto-principal);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
}

.sidebar-btn:hover {
    background: var(--blanco);
    border-color: var(--verde-claro);
    transform: translateX(4px);
}

.sidebar-btn.active {
    background: var(--verde-oscuro);
    color: var(--blanco);
    border-color: var(--verde-oscuro);
}

.admin-panel {
    flex: 1;
    background: var(--blanco);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--sombra-suave);
    overflow-x: auto;
    min-width: 0;
}

/* ===== PÁGINAS DE CONSTRUCCIÓN ===== */
.construccion-container {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 64px 32px;
    background: var(--blanco);
    border-radius: 20px;
    box-shadow: var(--sombra-media);
}

.construccion-container h1 {
    color: var(--verde-oscuro);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.construccion-container h2 {
    color: var(--verde-vibrante);
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 32px;
}

.caracteristica {
    background: var(--gris-claro);
    padding: 24px;
    border-radius: 16px;
    margin-bottom: 20px;
    border-left: 4px solid var(--verde-vibrante);
    transition: all 0.3s ease;
}

.caracteristica:hover {
    background: var(--blanco);
    box-shadow: var(--sombra-suave);
    transform: translateY(-2px);
}

.caracteristica h3 {
    color: var(--verde-oscuro);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.caracteristica p {
    color: var(--texto-secundario);
    line-height: 1.6;
    margin: 0;
}

.btn-volver {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-vibrante) 100%);
    color: var(--blanco);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-top: 32px;
}

.btn-volver:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-media);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .contenido-principal {
        flex-direction: column;
        padding: 20px;
        gap: 20px;
    }

    .barra-lateral {
        width: 100%;
        position: static;
        order: 2;
    }

    .descripcion {
        order: 1;
        min-height: 50vh;
    }

    .admin-dashboard {
        flex-direction: column;
        padding: 20px;
        gap: 16px;
    }

    .admin-sidebar {
        width: 100%;
        position: static;
    }

    .admin-panel {
        overflow-x: auto;
        padding: 20px;
    }

    table {
        min-width: 600px;
    }
}

@media (max-width: 768px) {
    .encabezado-izquierda {
        padding: 8px 16px;
    }

    .navegacion {
        gap: 12px;
        padding: 0 16px;
    }

    .navegacion>a {
        font-size: 0.9rem;
        padding: 8px 16px;
    }

    .titulo {
        font-size: 1.4rem;
    }

    #btn-menu {
        padding: 8px;
        font-size: 1.2rem;
    }

    .contenido-principal {
        padding: 16px;
        gap: 16px;
    }

    .descripcion {
        padding: 20px;
        min-height: 40vh;
    }

    .info-planta-container h2 {
        font-size: 1.6rem;
    }

    .construccion-container {
        padding: 24px 16px;
    }

    .construccion-container h1 {
        font-size: 1.8rem;
    }

    .construccion-container h1 {
        font-size: 1.8rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: center;
    }

    .footer-location {
        justify-content: center;
    }

    .footer-heading {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .encabezado-izquierda {
        padding: 8px 16px;
    }

    .navegacion {
        padding: 0 16px;
        gap: 8px;
        flex-wrap: wrap;
    }

    .navegacion>a {
        font-size: 0.8rem;
        padding: 6px 12px;
    }

    .logo {
        width: 40px;
        height: 40px;
    }

    .titulo {
        font-size: 1.2rem;
    }

    #btn-menu {
        padding: 6px;
        font-size: 1rem;
    }
}

/* ===== ESTADOS DE SOLICITUDES ===== */
.estado-pendiente {
    background: #fef3c7;
    color: #92400e;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.estado-aprobado {
    background: #d1fae5;
    color: #065f46;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.estado-rechazado {
    background: #fee2e2;
    color: #991b1b;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

/* ===== ANIMACIONES ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        transform: translateX(-20px);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.elemento {
    animation: slideIn 0.3s ease;
}

.info-planta-container {
    animation: fadeIn 0.5s ease;
}

/* ===== MEJORAS DE ACCESIBILIDAD ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus visible para navegación por teclado */
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--verde-claro);
    outline-offset: 2px;
}

/* ===== ESTILOS PARA FORMULARIOS DE AUTENTICACIÓN ===== */
.body-inicio-sesion,
.body-registro {
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-claro) 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.contenedor-inicio {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px;
    max-width: 500px;
    margin: 0 auto;
    background: var(--blanco);
    border-radius: 20px;
    box-shadow: var(--sombra-fuerte);
    margin-top: 64px;
    margin-bottom: 64px;
}

.contenedor-inicio h1 {
    color: var(--verde-oscuro);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 32px;
    text-align: center;
}

.contenedor-inicio ul {
    list-style: none;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 24px;
}

.contenedor-inicio li {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contenedor-inicio label {
    font-weight: 600;
    color: var(--texto-principal);
    font-size: 1rem;
}

.contenedor-inicio input {
    padding: 12px 16px;
    border: 2px solid var(--gris-medio);
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.contenedor-inicio input:focus {
    outline: none;
    border-color: var(--verde-claro);
    box-shadow: 0 0 0 3px rgba(107, 142, 35, 0.1);
}

.contenedor-inicio button {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-vibrante) 100%);
    color: var(--blanco);
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contenedor-inicio button:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-media);
}

.boton-nuevo-usuario {
    display: inline-block;
    text-align: center;
    padding: 12px 24px;
    background: var(--verde-oscuro);
    color: var(--blanco);
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.boton-nuevo-usuario:hover {
    background: var(--verde-vibrante);
    transform: translateY(-2px);
    box-shadow: var(--sombra-suave);
}

/* ===== ESTILOS PARA SOLICITUDES ===== */
.solicitudes-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 32px;
    background: var(--blanco);
    border-radius: 16px;
    box-shadow: var(--sombra-suave);
    margin-top: 32px;
}

.solicitud-item {
    background: var(--gris-claro);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 20px;
    border-left: 4px solid var(--verde-vibrante);
    transition: all 0.3s ease;
}

.solicitud-item:hover {
    background: var(--blanco);
    box-shadow: var(--sombra-suave);
    transform: translateY(-2px);
}

.solicitud-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.solicitud-titulo {
    color: var(--verde-oscuro);
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0;
}

.solicitud-fecha {
    color: var(--texto-secundario);
    font-size: 0.9rem;
}

.solicitud-detalle {
    margin-bottom: 12px;
}

.solicitud-detalle strong {
    color: var(--verde-oscuro);
    font-weight: 600;
}

.sin-solicitudes {
    text-align: center;
    padding: 64px 32px;
    color: var(--texto-secundario);
}

.sin-solicitudes h3 {
    color: var(--verde-oscuro);
    font-size: 1.5rem;
    margin-bottom: 16px;
}

/* ===== MEJORAS ADICIONALES ===== */
.cientifico-destacado {
    background: linear-gradient(135deg, #f0f9f0 0%, #e8f5e8 100%);
    border: 2px solid var(--verde-vibrante);
    border-radius: 16px;
    padding: 20px;
    margin: 20px 0;
}

.cientifico-destacado h3 {
    color: var(--verde-oscuro);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cientifico-destacado h3::before {
    content: "🔬";
    font-size: 1.2rem;
}

.alert-info {
    background: #f0f9f0;
    border: 1px solid var(--verde-claro);
    border-radius: 12px;
    padding: 16px;
    margin: 16px 0;
    color: var(--verde-oscuro);
}

.alert-success {
    background: #f0fdf4;
    border: 1px solid var(--verde-vibrante);
    border-radius: 12px;
    padding: 16px;
    margin: 16px 0;
    color: var(--verde-oscuro);
}

.alert-warning {
    background: #fff8e1;
    border: 1px solid #ffa726;
    border-radius: 12px;
    padding: 16px;
    margin: 16px 0;
    color: #e65100;
}

/* ===== ESTADOS DE SOLICITUDES ===== */
.estado-badge {
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
}

.estado-aprobada {
    background: #d4edda;
    color: #155724;
}

.estado-rechazada {
    background: #f8d7da;
    color: #721c24;
}

.estado-pendiente {
    background: #fff3cd;
    color: #856404;
}

/* ===== BOTONES ESTÁNDAR PARA PANELES ADMIN ===== */
.btn-main {
    background: linear-gradient(135deg, var(--verde-oscuro) 0%, var(--verde-vibrante) 100%);
    color: var(--blanco);
    padding: 10px 20px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: var(--sombra-suave);
}

.btn-main:hover {
    transform: translateY(-2px);
    box-shadow: var(--sombra-media);
    opacity: 0.95;
}

.btn-secondary {
    background: var(--gris-claro);
    color: var(--verde-oscuro);
    padding: 10px 20px;
    border: 2px solid var(--gris-medio);
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--blanco);
    border-color: var(--verde-claro);
    transform: translateY(-2px);
}

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

/* Ajustes para Botones de Acción en Tablas */
.btn-edit {
    background: #FFC107;
    color: #333;
    border: none;
    width: 35px;
    height: 35px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.btn-delete {
    background: #F44336;
    color: white;
    border: none;
    width: 35px;
    height: 35px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.btn-edit:hover,
.btn-delete:hover {
    transform: scale(1.1);
}

/* ===== MEJORAS VISUALES (INDEX & INFO) ===== */

/* CARRUSEL GALERÍA (Refactorizado) */
.carousel-container {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 400px;
    /* Altura fija para consistencia */
    border-radius: 16px;
    box-shadow: var(--sombra-media);
    margin-bottom: 24px;
    background: #f0f0f0;
}

.carousel-slide {
    display: none;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.5s ease-in-out;
}

.carousel-slide.active {
    display: block;
    animation: fadeEffect 0.5s;
}

.carousel-caption {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 30px 20px 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    text-align: center;
}

.carousel-caption p {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(4px);
    color: white;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    z-index: 10;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: white;
    color: var(--verde-oscuro);
    box-shadow: var(--sombra-suave);
    transform: translateY(-50%) scale(1.1);
}

.prev-btn {
    left: 16px;
}

.next-btn {
    right: 16px;
}

.carousel-indicators {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.indicator {
    width: 10px;
    height: 10px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.indicator.active {
    background: white;
    transform: scale(1.2);
}

@keyframes fadeEffect {
    from {
        opacity: 0.4;
    }

    to {
        opacity: 1;
    }
}

/* LISTA DE PLANTAS (Sidebar Mejorado) */
.elemento.planta-item {
    padding: 12px;
    background: white;
    border: 1px solid var(--gris-medio);
    gap: 16px;
    align-items: center;
}

.elemento.planta-item:hover {
    border-color: var(--verde-vibrante);
    background: #f0fdf4;
    transform: translateX(5px);
}

.elemento.planta-item.selected {
    background: var(--verde-oscuro);
    border-color: var(--verde-oscuro);
    transform: translateX(5px);
    box-shadow: var(--sombra-media);
}

.elemento.planta-item.selected .nombre {
    color: white !important;
}

.elemento.planta-item.selected .cientifico {
    color: rgba(255, 255, 255, 0.9) !important;
}

.elemento.planta-item .imagen-placeholder {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: var(--sombra-suave);
    background: #e2e8f0;
    display: flex;
    /* Center emoji fallback */
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.elemento.planta-item .info-container {
    display: flex;
    flex-direction: column;
}

.elemento.planta-item .nombre {
    font-size: 1.05rem;
    margin-bottom: 2px;
    color: var(--verde-oscuro);
}

.elemento.planta-item .cientifico {
    font-size: 0.85rem;
    color: var(--texto-secundario);
    font-style: italic;
    display: block;
    /* Ensure it starts on new line */
}

/* BIENVENIDA (Placeholder Index) */
.bienvenida-jardin {
    text-align: center;
    padding: 60px 20px;
    color: var(--verde-oscuro);
    background: linear-gradient(to bottom, #f0fdf4, white);
    border-radius: 20px;
    border: 2px dashed var(--verde-claro);
}

.bienvenida-jardin i {
    font-size: 5rem;
    margin-bottom: 24px;
    color: var(--verde-vibrante);
    opacity: 0.8;
}

.bienvenida-jardin h3 {
    font-size: 2.2rem;
    margin-bottom: 16px;
    font-weight: 700;
}

.bienvenida-jardin p {
    font-size: 1.2rem;
    color: var(--texto-secundario);
    max-width: 600px;
    margin: 0 auto 30px;
    line-height: 1.6;
}

.bienvenida-list {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.bienvenida-list li {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    color: var(--verde-oscuro);
    padding: 20px;
    background: white;
    border-radius: 16px;
    box-shadow: var(--sombra-suave);
    width: 150px;
    transition: transform 0.3s;
}

.bienvenida-list li:hover {
    transform: translateY(-5px);
    box-shadow: var(--sombra-media);
}

.bienvenida-list li i {
    font-size: 2rem;
    margin-bottom: 0;
    color: var(--verde-vibrante);
}

/* LIGHTBOX (Visualización de Fotos) */
.lightbox {
    display: none;
    position: fixed;
    z-index: 3000;
    /* Por encima de todo */
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.95);
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 85vh;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 85vh;
    border-radius: 4px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    border: 2px solid white;
}

#lightbox-caption {
    margin-top: 10px;
    color: #ccc;
    text-align: center;
    font-size: 1rem;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
    z-index: 3010;
}

.lightbox-close:hover {
    color: var(--verde-vibrante);
}

.lightbox-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    color: white;
    font-size: 50px;
    /* Flechas grandes */
    border: none;
    cursor: pointer;
    padding: 20px;
    transition: all 0.2s;
    z-index: 3010;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.lightbox-btn:hover {
    color: var(--verde-vibrante);
    transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

/* ===== ESTILOS BOTON CERRAR MODAL ===== */
.close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    line-height: 1;
    z-index: 10;
}

.close:hover,
.close:focus {
    color: var(--verde-vibrante);
    text-decoration: none;
    transform: scale(1.1);
}


/* ===== QR CODE CENTERING ===== */
#qr-code-container img {
    margin: 0 auto !important;
    display: block !important;
}