@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&family=Michroma&family=Open+Sans:ital,wght@0,600;1,600&display=swap');

:root{
    /* Colores principales */
    --color-red: #e00000; /* Rojo principal */
    --color-white: #FFFFFF;
    --color-black: #000000;

    /* Tonos de rojo */
    --color-red-dark: #7a0000;  /* Rojo oscuro */
    --color-red-light: #ef5350; /* Rojo claro */
    --color-red-soft: #ef9a9a;  /* Rojo suave pastel */

    /* Tonos de negro/gris */
    --color-gray-900: #1A1A1A;
    --color-gray-700: #333333;
    --color-gray-500: #666666;
    --color-gray-300: #B3B3B3;
    --color-gray-100: #E6E6E6;

    /* Acentos opcionales */
    --color-gold: #FFD54F;  /* Amarillo dorado cálido */
    --color-silver: #B0BEC5; /* Gris azulado metálico */

    /* Gradientes */
    --gradient-red-black: linear-gradient(90deg, var(--color-red), var(--color-black));
    --gradient-red-white: linear-gradient(90deg, var(--color-red), var(--color-white));
    --gradient-red-dark-red: linear-gradient(90deg, var(--color-red), var(--color-red-dark));
}

* {
    padding: 0;
    margin: 0;
    outline: none;
    border: none;
    box-sizing: border-box;
}

img {
    width: 100%;
    display: flex;
}

a {
    text-decoration: none;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background: var(--color-gray-100);
    color: black;
}

/* Header */
header {
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: none;
}

header .logo {
    width: 280px;
    transition: all 0.5s ease;
}

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

nav {
    display: flex;
}

nav .list-menu {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 3rem;
    margin: 0;
    padding: 0;
}

nav .list-menu li {
    margin-left: 2.5rem;
}

nav .list-menu li a {
    text-decoration: none;
    color: var(--color-black);
    font-weight: 400;
    position: relative;
}

nav .list-menu li a::after {
    content:'';
    position: absolute;
    width: 0%;
    height: 2px;
    left: 0;
    bottom: 0;
    background: var(--color-red-dark);
    transition: all 0.5s ease;
}

nav .list-menu li a:hover::after {
    width: 100%;
}

nav .list-menu li a::before {
    content:'';
    position: absolute;
    width: 0%;
    height: 2px;
    left: 0;
    top: 0;
    background: none;
    transition: all 0.5s ease;
}

nav .list-menu li a:hover::before {
    width: 100%;
}

/* Botón moderno */
.btn-rojo {
    background: linear-gradient(135deg, var(--color-red), var(--color-red-dark));
    color: var(--color-white);
    padding: 0.9rem 2rem;
    margin-left: 20px;
    font-size: 1.1rem;
    font-weight: bold;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: 0 6px 15px var(--color-red-light);
    transition: all 0.5s ease;
}

.btn-rojo:hover {
    background: linear-gradient(135deg, var(--color-red-dark), var(--color-red));
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
    transform: translateY(-2px) scale(1.05);
}

.btn-rojo:active {
    transform: scale(0.98);
}

/* Botón hamburguesa */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    z-index: 1001;
}   

.menu-toggle span {
    background: var(--color-black);
    height: 3px;
    width: 30px;
    margin: 4px 0;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Animación a "X" */
.menu-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(10px, 5px);
}
.menu-toggle.open span:nth-child(2) {
    opacity: 0;
}
.menu-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(10px, -5px);
}

/* Main principal */
.first__sec--img-descrip {
    background: url(fondo\ 3D\ 2.000.jpg) no-repeat center;
    background-size: cover;
    padding: 270px 0;
    margin: 30px;
    border-radius: 50px;
}

.first__sec--img-descrip .text__first--descrip {
    text-align: center;
}

.first__sec--img-descrip .text__first--descrip h1{
    font-size:5rem;
}

.first__sec--img-descrip .text__first--descrip p {
    font-size: 35px;
}

/* servicios */
section .head_services {
    margin-bottom: 1rem;
    padding: 150px 0 2rem;
    color: var(--color-black);
    text-align: center;
    font-size: 4rem;
    font-weight: 600;
    bottom: 50px;
}

.services {
    margin-bottom: 3rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    max-width: 1200px;
    margin: auto;
    cursor: pointer;
    color: var(--color-black);
}

.services .card {
    background-color: var(--color-gray-100);
    padding: 1rem;
    margin: 0px 30px;
    border: 1px solid var(--color-red-dark);
    border-radius: 15px;
    transition: all 0.5s ease;
    bottom: auto;
}

.services .card:hover {
    background-color: var(--color-gray-300);
    box-shadow: 0 0 40px var(--color-red-dark);
    transform: scale(1.1);
}

.services .card span{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-red-light);
    padding: 2px 9px;
    margin-bottom: 1rem;
    font-size: 1.75rem;
    color: var(--color-gray-100);
    border-radius: 5px;
    width: auto;
    flex: 0 0 auto;
}

.services .card h4 {
    margin-bottom: 0.5rem;
    color: var(--color-black);
    font-size: 1.5rem;
    font-weight: 600;
}

.services .card p {
    color: var(--color-gray-700);
    margin-bottom: 1rem;
}

.services .card a{
    color: var(--color-black);
    transition: all 0.5s ease;
}

.services .card a:hover {
    color: var(--color-red-dark);
    text-shadow:0 0 10px var(--color-red-dark);
    transform: scale(1.01);
}

/* ----- Estilos del carrusel ----- */

#carrusel {
    margin-top: 100px;
    margin: 100px 0px 10px 0px;
}

.carousel-item {
    transition: transform 1s ease-in-out;
}

.d-item {
    height: max-content;
}

.d-item img {
    height: 100%;
    object-fit: cover;
}

/* ----- Flechas personalizadas ----- */
.slick-prev,
.slick-next {
    background: #333 !important;
    color: white !important;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    cursor: pointer;
    transition: background 0.3s ease;
    z-index: 1000;
}

.slick-prev:hover,
.slick-next:hover {
    background: #555 !important;
}


/* form contacto */

.form {
    background: linear-gradient(
        50deg,
        var(--color-black),
        #00000060
        ),
        url(POLYCROME\ LOGO\ NUEVO\ solo.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin-top: 200px;
    font-weight: 900px;
}

.form-content {
    
    padding: 50px;
    width: 1000px;
    border-radius: 25px;
}

.form-content h2 {
    color: var(--color-white);
    font-size: 40px;
    margin-bottom: 25px;
}

form {
    
    display: flex;
    flex-direction: column;
    width: 50%;
}

label {
    font-size: 17px;
    color: var(--color-gray-100);
    margin-bottom: 10px;
}

input , textarea {
    padding: 17px 14px;
    background-color: var(--color-silver);
    border: 0;
    font-size: 15px;
    color: var(--color-black);
    margin-bottom: 20px;
    border-radius: 10px;
}

:focus {
    outline: 2px solid var(--color-red);
}

.btn-form {
    background-color: var(--color-red);
    width: 150px;
    align-self: flex-end;
    cursor: pointer;
    font-size: 17px;
    color: var(--color-gray-100);
    transition: all 0.3s ease;
}

.btn-form:hover {
    background-color: var(--color-red-dark);
}

iframe {
    border-radius: 25px;
    margin: 10px 0;
}

/* footer */

footer{
    background-color: black;
    padding: 10px;
    padding-bottom: 100px;
    border-top: 1px solid var(--color-red-dark);
}

.footer {
    position: relative;
    display: grid;
    grid-template-columns: 400px repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: auto;
    margin-top: 200px;
}

.footer .column .logo {
    max-width: 100px;
    margin-bottom: 2rem;
}

.footer .column p{
    color: var(--color-white);
    margin-bottom: 2rem;
}

.footer .column .socials {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer .column .socials a{
    color: var(--color-white);
    border: 1px solid var(--color-red-light);
    padding: 5px 10px;
    border-radius: 100%;
    font-size: 1.25rem;
    transition: all 0.5s ease;
}

.footer .column .socials a:hover {
    color: var(--color-white);
    background-color: var(--color-red-light);
    border-color: var(--color-red-dark);
    transform: scale(1.1);
}

.footer .column h4 {
    color: var(--color-white);
    margin-bottom: 2rem;
    font-size: 1.2rem;
    font-weight: 500;
}

.footer .column > a {
    display: block;
    color: var(--color-gray-100);
    margin-bottom: 1rem;
    transition: all 0.5s ease;
}

.footer .column > a:hover {
    color: var(--color-red-dark);
    text-shadow: 0 0 10px var(--color-red-dark);
}


/* copyright */

.copyright {
    text-align: center;
    padding-bottom: 20px;
    cursor: pointer;
    color: var(--color-white);
    background-color: black;
}

/* ========================= */
/* RESPONSIVE MEJORADO */
/* ========================= */

@media (max-width: 1300px) {
    header {
        padding: 1rem;
    }

    .first__sec--img-descrip {
        padding: 220px 20px;
        margin: 20px;
        border-radius: 40px;
    }

    .first__sec--img-descrip .text__first--descrip h1 {
        font-size: 4.5rem;
    }

    .form-content {
        margin: 30px;
        width: 90%;
    }

    .form {
        flex-direction: column;
    }

    iframe {
        width: 100%;
        margin-bottom: 150px;
    }
}

/* ========================= */
/* TABLETS */
/* ========================= */

@media (max-width: 1100px) {

    header {
        position: relative;
    }

    header .logo {
        width: 220px;
    }

    nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 260px;
        height: 100vh;
        background: var(--gradient-red-dark-red);
        flex-direction: column;
        padding-top: 5rem;
        transition: right 0.3s ease;
        z-index: 1000;
    }

    nav.active {
        right: 0;
    }

    nav .list-menu {
        flex-direction: column;
        width: 100%;
        gap: 1.5rem;
    }

    nav .list-menu li {
        width: 100%;
        margin: 0;
    }

    nav .list-menu li a {
        padding: 1rem;
        display: block;
        color: var(--color-white);
        font-size: 1.1rem;
    }

    nav .list-menu li a::after,
    nav .list-menu li a::before {
        background: var(--color-white);
    }

    .menu-toggle {
        display: flex;
    }

    .btn-rojo {
        margin: 1rem;
        width: calc(100% - 2rem);
    }

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

    .services .card {
        margin: 1rem;
        transform: none;
    }

    .services .card:hover {
        transform: scale(1.05);
    }
    
    iframe {
        width: 600px;
    }

   
}

/* ========================= */
/* MÓVILES GRANDES */
/* ========================= */

@media (max-width: 940px) {

    .first__sec--img-descrip {
        padding: 180px 15px;
    }

    .first__sec--img-descrip .text__first--descrip h1 {
        font-size: 3.8rem;
    }

    .first__sec--img-descrip .text__first--descrip p {
        font-size: 24px;
    }

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

    .services .card {
        margin: 1rem 1rem;
    }

    .form-content {
        padding: 30px;
    }

    form {
        width: 100%;
    }

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

    .footer .column .socials {
        justify-content: center;
    }
    
    iframe {
        width: 500px;
    }

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

/* ========================= */
/* MÓVILES PEQUEÑOS */
/* ========================= */

@media (max-width: 640px) {

    header {
        padding: 0.8rem 1rem;
    }

    header .logo {
        width: 180px;
    }

    .first__sec--img-descrip {
        padding: 150px 10px;
        margin: 10px;
        border-radius: 30px;
    }

    .first__sec--img-descrip .text__first--descrip h1 {
        font-size: 3rem;
    }

    .first__sec--img-descrip .text__first--descrip p {
        font-size: 18px;
    }

    section .head_services {
        font-size: 2.8rem;
        padding-top: 100px;
    }

    .btn-form {
        width: 100%;
        align-self: center;
    }

    iframe {
        margin-bottom: 100px;
        width: 100%;
    }

    .copyright {
        font-size: 0.9rem;
    }

    .logo .logo-footer {
        margin-left: 120px;
    }
}