* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #eef7f5;
    color: #134e4a;
    line-height: 1.8;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

#header {
    background: linear-gradient(135deg, #0f766e 0%, #38bdf8 100%);
    color: white;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.titulo-principal {
    font-size: 2rem;
    margin-bottom: 10px;
}

.navegacion .menu {
    display: flex;
    list-style: none;
    gap: 30px;
    flex-wrap: wrap;
}

.navegacion .menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.navegacion .menu a:hover {
    color: #fbbf24;
}

.seccion-inicio {
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.9) 0%, rgba(38, 194, 129, 0.88) 100%), 
                url('../images/fondo-hero.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.seccion-inicio .container {
    position: relative;
    z-index: 1;
}

.seccion-inicio h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.texto-destacado {
    font-size: 1.3rem;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.seccion {
    padding: 60px 0;
}

.seccion h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    text-align: center;
    color: #0f766e;
}

.seccion-clara {
    background-color: #ffffff;
}

.seccion-oscura {
    background-color: #e7f5f2;
}

.contenido-flex {
    display: flex;
    gap: 40px;
    align-items: center;
    flex-wrap: wrap;
}

.contenido-flex .texto {
    flex: 1;
    min-width: 300px;
}

.contenido-flex .imagen {
    flex: 1;
    min-width: 300px;
}

.imagen img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.alineado-centrado {
    text-align: center;
}

.decorado {
    text-decoration: underline;
}

.grande {
    font-size: 1.25rem;
}

.negrita {
    font-weight: bold;
}

.cards {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    flex: 1;
    min-width: 250px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.card h3 {
    color: #0f766e;
    margin-bottom: 15px;
}

.grid-imagenes {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.item-galeria {
    flex: 1;
    min-width: 280px;
}

.item-galeria img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.item-galeria img:hover {
    transform: scale(1.05);
}

.columna {
    flex: 1;
    min-width: 250px;
}

.lista-estilizada {
    list-style: none;
    padding-left: 0;
}

.lista-estilizada li {
    padding: 10px 15px;
    background: white;
    margin-bottom: 8px;
    border-radius: 6px;
    border-left: 4px solid #3b82f6;
}

.tabla-estilizada {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.tabla-estilizada th,
.tabla-estilizada td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

.tabla-estilizada th {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    color: white;
}

.tabla-estilizada tr:hover {
    background-color: #f9f9f9;
}

.formulario {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.campo {
    margin-bottom: 25px;
}

.campo label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.campo input[type="text"],
.campo input[type="email"],
.campo textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.campo input:focus,
.campo textarea:focus {
    outline: none;
    border-color: #667eea;
}

.opciones {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.opciones label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: normal;
}

.botones,
.botones-form {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.boton {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 1rem;
}

.boton-primario {
    background: linear-gradient(135deg, #0f766e 0%, #1cc5a6 100%);
    color: white;
}

.boton-primario:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(15, 118, 110, 0.35);
}

.boton-secundario {
    background: white;
    color: #0f766e;
    border: 2px solid #0f766e;
}

.boton-secundario:hover {
    background: #0f766e;
    color: white;
}

.detalles {
    max-width: 600px;
    margin: 30px auto;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.detalles summary {
    cursor: pointer;
    font-weight: 600;
    color: #3b82f6;
}

.barras-progreso {
    max-width: 600px;
    margin: 30px auto;
    background: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.progreso-item {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.progreso-item span {
    width: 60px;
    font-weight: 500;
}

.progreso-item progress,
.progreso-item meter {
    flex: 1;
    height: 24px;
}

#footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 30px 0;
    margin-top: 40px;
}

@media (max-width: 1024px) {
    .seccion {
        padding: 50px 0;
    }

    .seccion-inicio {
        padding: 70px 0;
    }

    .seccion-inicio h2 {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .contenido-flex {
        flex-direction: column;
    }

    .navegacion .menu {
        justify-content: center;
        gap: 20px;
    }

    .seccion-inicio {
        padding: 60px 20px;
    }

    .seccion-inicio h2 {
        font-size: 1.8rem;
    }

    .seccion h2 {
        font-size: 1.7rem;
    }

    .titulo-principal {
        font-size: 1.5rem;
        text-align: center;
    }

    .card {
        min-width: 100%;
    }

    .formulario {
        padding: 25px;
    }

    .botones,
    .botones-form {
        flex-direction: column;
        align-items: center;
    }

    .boton {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .navegacion .menu {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .seccion-inicio {
        padding: 50px 15px;
    }

    .seccion-inicio h2 {
        font-size: 1.5rem;
    }

    .seccion h2 {
        font-size: 1.5rem;
    }

    .titulo-principal {
        font-size: 1.3rem;
    }

    .grande {
        font-size: 1.1rem;
    }

    .formulario {
        padding: 20px;
    }
}