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

:root {
    --black-color: #000;
    --white-color: #fff;
    --color-grey-rgba: #EFF0F0;
    --glass-bg: rgba(20, 20, 24, .45);
    --glass-brd: rgba(255, 255, 255, .35);
    --glass-blur: 12px;
    --glass-sat: 120%;
    --glass-shadow: 0 6px 18px rgba(0, 0, 0, .25);
    --glass-shadow-sm: 0 3px 10px rgba(0, 0, 0, .18);
}

body {
    font-family:'Rubik', sans-serif;
    font-style: normal;
    display: flex;
    flex-direction: column;
    min-height: 100svh;
    color: var(--white-color);
    background-color: var(--black-color); 
}

.contenido-principal {
    position: relative;
    width: 100%;
    height: 100svh;
    background-image: url("/img/PROYECTO.jpg");
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
}

.container-grid {
    display: grid; 
    grid-template-columns: repeat(14, 1fr);
    grid-template-rows: repeat(12, 1fr);
    width: 100%; height: 100%; padding: 40px 100px;
    text-shadow: 
    0 2px 4px rgba(0, 0, 0, 0.7);
}

.container-grid img {
    grid-column: 11 / 14;
    grid-row: 3 / 9;
    height: auto;
    align-self: center;
    width: clamp(3.9rem, 18vw, 290px);
    filter: drop-shadow(2px 2px 2px rgba(0, 0, 0, 0.5));
}

.container-grid h1 {
    grid-column: 1 / 12;
    grid-row: 2 / 4;
    font-size: clamp(5rem, 6vw, 7rem);
    justify-self: start;
    align-self: center;
}

.container-grid h2 {
    grid-column: 1 / 10;
    grid-row: 8 / 8;
    font-size: clamp(2.5rem, 4.8vw, 4rem);
    align-self: center;
    font-weight: 500;
}

.container-grid h3 {
    grid-column: 7 / 12;
    grid-row: 13 / 13;
    font-size: clamp(2rem, 3vw, 2.8rem);
    text-align: center;
    align-self: center;
    margin-right: 1.5rem;
}

.list-links {
    grid-column: 6 / 15;
    grid-row: 1 / 1;
    display: flex;
    font-size: clamp(1.5rem, 2vw, 2.3rem);
    font-weight: 100;
    list-style: none;
    justify-self: end;
}

.list-links li:not(:last-child)::after {
    content: "-";
    margin: 0 10px;
    color: var(--white-color);
}

.list-2-puertas {
    grid-column: 1 / 9;
    grid-row: 9 / 9;
    display: flex;
    font-size: clamp(1.9rem, 2vw, 2.3rem);
    font-weight: 100;
    list-style: none;
}

.list-2-puertas li:not(:last-child)::after {
    content: "-";
    margin: 0 10px;
    color: var(--white-color);
}

.description-trabajo {
    grid-column: 1 / 7;
    grid-row: 12 / 14;
    font-size: clamp(1rem, 2vw, 1.5rem);
}

.avance-web-porcentaje {
    grid-column: 12 / 15;
    grid-row: 13 / 13;
    text-align: center;
    font-size: clamp(1rem, 2vw, 1.5rem);
    align-self: center;
    background-color: var(--black-color);
    padding: .5vw;
    margin: 0 0vw;
}

/*FAB WhatsApp y Redes Sociales */
.fab-whatsapp {
    position: fixed;
    right: 120px;
    bottom: 200px;
    pointer-events: auto;
    display: grid;
    place-items: center;
    width: 82px;
    height: 82px;
    border-radius: 50%;
    color: var(--color-white);
    transition: transform .2s ease, box-shadow .2s ease;
    background: var(--glass-bg);
    border: 1px solid var(--glass-brd);
    backdrop-filter: blur(12px) saturate(120%);
    -webkit-backdrop-filter: blur(12px) satrure(120%);
    z-index: 900;
}

.fab-whatsapp:hover,
.fab-whatsapp:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, .25);
    z-index: 9001;
}

.fab-whatsapp svg {
    width: 70px;
    height: 70px;
    display: block;
}