/* =========================
   CONFIGURACIÓN GENERAL
========================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #ffffff;
    color: #222222;
    line-height: 1.6;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
}

.contenedor {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}


/* =========================
   COLORES
========================= */

:root {
    --negro: #17211e;
    --negro-claro: #25332f;
    --acento: #c4df62;
    --acento-oscuro: #a8c342;
    --blanco: #ffffff;
    --gris: #64716b;
    --gris-claro: #f3f5f2;
    --borde: #dce2dd;
}


/* =========================
   CABECERA
========================= */

header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--negro);
    border-bottom: 1px solid #333333;
}

.contenedorCabecera {
    width: 90%;
    max-width: 1200px;
    min-height: 86px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    position: relative;
}

.logo img {
    width: 165px;
    max-height: 58px;
    object-fit: contain;
}

nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

nav a {
    color: white;
    font-size: 14px;
    font-weight: 600;
    padding: 11px 13px;
    transition: color 0.2s ease, background-color 0.2s ease;
    white-space: nowrap;
    border-radius: 3px;
}

nav a:hover {
    color: var(--acento);
    background: rgba(255, 255, 255, 0.07);
}

.boton-menu {
    display: none;
    border: none;
    background: transparent;
    color: white;
    font-size: 30px;
    cursor: pointer;
}


/* =========================
   INICIO
========================= */

.inicio {
    min-height: 680px;
    display: flex;
    align-items: center;
    background:
        linear-gradient(
            90deg,
            rgba(17, 31, 27, 0.92) 0%,
            rgba(17, 31, 27, 0.76) 48%,
            rgba(17, 31, 27, 0.28) 100%
        ),
        url("../img/tejadoAntes.jpeg") center 54% / cover no-repeat;
}

.inicio-contenido {
    padding: 100px 0;
}

.inicio-texto {
    max-width: 760px;
    color: white;
}

.texto-naranja {
    color: var(--acento);
    font-weight: bold;
    letter-spacing: 2px;
    font-size: 14px;
    margin-bottom: 15px;
}

.inicio h1 {
    max-width: 720px;
    font-size: 64px;
    line-height: 1.02;
    margin-bottom: 24px;
}

.inicio h1 span {
    display: block;
    color: var(--acento);
}

.descripcion {
    max-width: 650px;
    color: #eeeeee;
    font-size: 18px;
    margin-bottom: 35px;
}

.botones {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.boton {
    display: inline-block;
    padding: 15px 27px;
    border-radius: 4px;
    font-weight: bold;
    border: 2px solid transparent;
    transition: 0.3s;
    cursor: pointer;
}

.boton-naranja {
    background: var(--acento);
    color: var(--negro);
}

.boton-naranja:hover {
    background: var(--acento-oscuro);
}

.boton-transparente {
    border-color: white;
    color: white;
}

.boton-transparente:hover {
    background: white;
    color: var(--negro);
}

.boton {
    border-radius: 3px;
}


/* =========================
   SECCIONES
========================= */

.seccion {
    padding: 100px 0;
}

.titulo-seccion {
    max-width: 750px;
    margin: 0 auto 55px;
    text-align: center;
}

.titulo-seccion h2 {
    font-size: 42px;
    line-height: 1.15;
    margin-bottom: 15px;
}

.titulo-seccion p:last-child {
    color: var(--gris);
}


/* =========================
   SERVICIOS
========================= */

.servicios {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.servicios-compactos:not(.servicios-abiertos) .servicio:nth-child(n + 4) {
    display: none;
}

.boton-servicios {
    display: block;
    margin: 30px auto 0;
    padding: 12px 24px;
    border: 1px solid var(--negro);
    border-radius: 3px;
    background: transparent;
    color: var(--negro);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.boton-servicios[hidden] {
    display: none;
}

.boton-servicios:hover {
    background: var(--negro);
    color: white;
}

.servicio {
    padding: 35px;
    border: 1px solid var(--borde);
    background: white;
    transition: 0.3s;
}

.servicio:hover {
    transform: translateY(-5px);
    border-color: var(--acento);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.icono {
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--acento);
    color: white;
    font-size: 25px;
    margin-bottom: 20px;
}

.servicio h3 {
    font-size: 22px;
    margin-bottom: 10px;
}

.servicio p {
    color: var(--gris);
}


/* =========================
   TRABAJOS
========================= */

.trabajos {
    background: var(--gris-claro);
}

.filtros {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 35px;
}

.filtro {
    padding: 11px 18px;
    border: 1px solid #cccccc;
    background: white;
    cursor: pointer;
    font-weight: bold;
    transition: 0.3s;
}

.filtro:hover,
.filtro.activo {
    background: var(--acento);
    color: var(--negro);
    border-color: var(--acento);
}

.galeria {
    display: flex;
    gap: 18px;
    overflow-x: auto;
    padding-bottom: 6px;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    scrollbar-width: none;
}

.galeria::-webkit-scrollbar {
    display: none;
}

.foto {
    flex: 0 0 calc((100% - 36px) / 3);
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #ddd;
    scroll-snap-align: start;
}

.controles-galeria {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 18px;
}

.control-galeria {
    width: 44px;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border: 1px solid var(--borde);
    border-radius: 2px;
    background: white;
    color: var(--negro);
    font-size: 21px;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.control-galeria:not(:disabled):hover {
    background: var(--acento);
    border-color: var(--acento);
}

.control-galeria:disabled {
    opacity: 0.4;
    cursor: default;
}

.foto img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: 0.5s;
}

.foto:hover img {
    transform: scale(1.06);
}


/* =========================
   NOSOTROS
========================= */

.nosotros {
    background: white;
}

.nosotros-contenido {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
}

.nosotros-imagen img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.nosotros-texto h2 {
    font-size: 44px;
    line-height: 1.15;
    margin-bottom: 25px;
}

.nosotros-texto > p {
    color: var(--gris);
    margin-bottom: 18px;
}

.ventajas {
    margin-top: 30px;
    display: grid;
    gap: 15px;
}

.ventajas div {
    display: flex;
    align-items: center;
    gap: 15px;
}

.ventajas strong {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: var(--acento);
    color: white;
    border-radius: 50%;
}


/* =========================
   PROCESO
========================= */

.proceso {
    background: var(--gris-claro);
}

.pasos {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.paso {
    background: white;
    padding: 30px;
    position: relative;
}

.paso span {
    display: block;
    color: var(--acento);
    font-size: 38px;
    font-weight: bold;
    margin-bottom: 20px;
}

.paso h3 {
    margin-bottom: 10px;
}

.paso p {
    color: var(--gris);
}


/* =========================
   ZONA DE TRABAJO
========================= */

.zona {
    background: var(--negro);
    color: white;
    padding: 75px 0;
}

.zona-contenido {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 42px;
}

.zona-detalles {
    display: grid;
    justify-items: start;
    gap: 26px;
}

.zona-acciones {
    display: grid;
    width: min(100%, 360px);
    gap: 12px;
}

.zona-acciones .boton {
    width: 100%;
    min-height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.zona-maps {
    border-color: rgba(255, 255, 255, 0.55);
    color: white;
}

.zona-maps:hover {
    background: white;
    color: var(--negro);
}

.zona-mapa {
    display: block;
    width: 100%;
    height: 340px;
    border: 0;
    background: var(--negro-claro);
}

.zona h2 {
    font-size: 38px;
    margin-bottom: 10px;
}

.zona p:not(.texto-naranja) {
    color: #cccccc;
    max-width: 700px;
}


/* =========================
   CONTACTO
========================= */

.contacto {
    background: white;
}

.contacto-contenido {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contacto-datos {
    display: grid;
    gap: 30px;
}

.dato {
    display: flex;
    gap: 18px;
    align-items: flex-start;
}

.dato > span {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--acento);
    color: white;
    font-size: 22px;
}

.dato strong {
    display: block;
    margin-bottom: 5px;
}

.dato p {
    color: var(--gris);
}

.dato a:hover {
    color: var(--acento);
}

.formulario {
    display: grid;
    gap: 15px;
}

.formulario input,
.formulario textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #cccccc;
    font-size: 16px;
    font-family: inherit;
    outline: none;
}

.formulario input:focus,
.formulario textarea:focus {
    border-color: var(--acento);
}

.formulario textarea {
    resize: vertical;
}

.formulario button {
    border: none;
}


/* =========================
   PIE DE PÁGINA
========================= */

footer {
    background: var(--negro);
    color: white;
}

.pie {
    padding: 60px 0;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
}

.pie img {
    width: 180px;
    margin-bottom: 20px;
}

.pie p {
    color: #bbbbbb;
}

.pie h3 {
    margin-bottom: 15px;
}

.pie a {
    display: block;
    color: #bbbbbb;
    margin-bottom: 8px;
}

.pie a:hover {
    color: var(--naranja);
}

.copyright {
    padding: 20px;
    border-top: 1px solid #333333;
    text-align: center;
}

.copyright p {
    color: #888888;
    font-size: 14px;
}
/* =========================
   BOTÓN WHATSAPP
========================= */

.whatsapp {
    position: fixed;
    right: 25px;
    bottom: 25px;
    z-index: 2000;

    display: flex;
    align-items: center;
    gap: 10px;

    padding: 14px 20px;

    background: #25d366;
    color: white;

    border-radius: 50px;

    font-size: 16px;
    font-weight: bold;

    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.25);

    transition: 0.3s;
}

.whatsapp span {
    font-size: 23px;
}

.whatsapp:hover {
    transform: translateY(-4px);
    background: #1ebe5d;
}


/* WHATSAPP EN MÓVIL */

@media (max-width: 650px) {

    .whatsapp {
        right: 15px;
        bottom: 15px;
        padding: 14px;
        width: 55px;
        height: 55px;
        justify-content: center;
        border-radius: 50%;
    }

    .whatsapp strong {
        display: none;
    }

    .whatsapp span {
        font-size: 25px;
    }

}
/* =========================
   VALIDACIÓN DEL FORMULARIO
========================= */

.campo-formulario {
    width: 100%;
}

.mensaje-error {
    display: block;
    min-height: 20px;
    margin-top: 5px;
    color: #d60000;
    font-size: 13px;
}

.formulario input.campo-correcto,
.formulario textarea.campo-correcto {
    border-color: #2e9d50;
}

.formulario input.campo-error,
.formulario textarea.campo-error {
    border-color: #d60000;
}

.mensaje-formulario {
    min-height: 24px;
    margin-top: 5px;
    font-weight: bold;
}

.mensaje-formulario.error {
    color: #d60000;
}

.mensaje-formulario.correcto {
    color: #2e9d50;
}

/* =========================
   MÓVIL
========================= */

@media (max-width: 900px) {

    .inicio h1 {
        font-size: 46px;
    }

    .servicios {
        grid-template-columns: repeat(2, 1fr);
    }

    .foto {
        flex-basis: calc((100% - 18px) / 2);
    }

    .nosotros-contenido {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .pasos {
        grid-template-columns: repeat(2, 1fr);
    }

    .contacto-contenido {
        grid-template-columns: 1fr;
    }

    .pie {
        grid-template-columns: 1fr 1fr;
    }

    .zona-contenido {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .zona-mapa {
        height: 320px;
    }
}


@media (max-width: 650px) {

    .contenedorCabecera {
        min-height: 75px;
    }

    .logo img {
        width: 145px;
    }

    .boton-menu {
        display: block;
    }

    nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--negro);
        padding: 12px 16px 18px;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        box-shadow: 0 18px 24px rgba(0, 0, 0, 0.2);
    }

    nav.mostrar {
        display: flex;
    }

    nav a {
        padding: 15px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

    .inicio {
        min-height: 600px;
    }

    .inicio-contenido {
        padding: 80px 0;
    }

    .inicio h1 {
        font-size: 40px;
    }

    .descripcion {
        font-size: 16px;
    }

    .seccion {
        padding: 70px 0;
    }

    .titulo-seccion h2 {
        font-size: 34px;
    }

    .servicios {
        grid-template-columns: 1fr;
    }

    .foto {
        flex-basis: 88%;
    }

    .nosotros-imagen img {
        height: 350px;
    }

    .nosotros-texto h2 {
        font-size: 35px;
    }

    .pasos {
        grid-template-columns: 1fr;
    }

    .zona h2 {
        font-size: 30px;
    }

    .zona-mapa {
        height: 270px;
    }

    .pie {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .botones {
        flex-direction: column;
        align-items: stretch;
    }

    .boton {
        text-align: center;
    }
}