/* ========================================
   RESET Y CONFIGURACIÓN BASE
   ======================================== */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #f5f5f5;
    color: #1a1a1a;
    line-height: 1.6;
    overflow-x: hidden;
}


/* ========================================
   MENÚ FIJO CON MIX-BLEND-MODE - MEJORADO
   Menú lateral con elementos girados
   ======================================== */

.fixed-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 1000;
    pointer-events: none;
    /* Este es el truco mágico: el menú invierte su color según lo que tenga debajo */
    mix-blend-mode: difference;
}

.fixed-menu ul {
    list-style: none;
    display: flex;
    width: 100%;
    height: 100%;
    position: relative;
}

.fixed-menu li {
    position: absolute;
    pointer-events: all;
}

/* Elementos del lado izquierdo - girados verticalmente */
.menu-left:nth-child(1) {
    left: 2rem;
    top: 50%;
    transform: translateY(-50%) rotate(-90deg);
    transform-origin: center;
}

.menu-left:nth-child(2) {
    left: 2rem;
    top: 30%;
    transform: translateY(-50%) rotate(-90deg);
    transform-origin: center;
}

/* Elementos del lado derecho - girados verticalmente */
.menu-right:nth-child(3) {
    right: 2rem;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
    transform-origin: center;
}

.menu-right:nth-child(4) {
    right: 2rem;
    top: 70%;
    transform: translateY(-50%) rotate(90deg);
    transform-origin: center;
}

.fixed-menu a {
    text-decoration: none;
    /* Color blanco que se invertirá con mix-blend-mode */
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: lowercase;
    transition: opacity 0.3s ease;
    display: block;
    white-space: nowrap;
}

.fixed-menu a:hover {
    opacity: 0.6;
}


/* ========================================
   CONTENEDOR PRINCIPAL
   ======================================== */

.container {
    width: 100%;
    min-height: 100vh;
    padding: 0;
}


/* ========================================
   SECCIÓN HERO
   ======================================== */

.hero-section {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    background-color: #ffffff;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
    text-transform: lowercase;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.5rem);
    font-weight: 300;
    color: #666;
    max-width: 600px;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease 0.2s forwards;
    text-transform: lowercase;
}


/* ========================================
   GRID LAYOUT - MEJORADO CON MÁS IMÁGENES
   ======================================== */

.grid-layout {
    display: grid;
    /* Grid de 12 columnas para máximo control */
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(150px, auto);
    gap: 1.5rem;
    padding: 4rem;
    background-color: #ffffff;
    position: relative;
}

/* Posicionamiento específico de cada elemento en el grid */

.item-1 {
    grid-column: 1 / 5;
    grid-row: 1 / 4;
}

.item-2 {
    grid-column: 6 / 9;
    grid-row: 1 / 2;
    align-self: center;
}

.item-3 {
    grid-column: 10 / 12;
    grid-row: 1 / 3;
}

.item-4 {
    grid-column: 2 / 7;
    grid-row: 4 / 6;
}

.item-5 {
    grid-column: 8 / 10;
    grid-row: 3 / 5;
}

.item-6 {
    grid-column: 10 / 13;
    grid-row: 3 / 5;
}

.item-7 {
    grid-column: 1 / 4;
    grid-row: 5 / 6;
    align-self: center;
}

.item-8 {
    grid-column: 8 / 10;
    grid-row: 6 / 8;
}

.item-9 {
    grid-column: 1 / 8;
    grid-row: 7 / 9;
}

.item-10 {
    grid-column: 10 / 13;
    grid-row: 6 / 8;
}

.item-11 {
    grid-column: 2 / 4;
    grid-row: 9 / 11;
}

.item-12 {
    grid-column: 5 / 9;
    grid-row: 9 / 10;
    align-self: center;
}

.item-13 {
    grid-column: 10 / 13;
    grid-row: 9 / 11;
}

.item-14 {
    grid-column: 1 / 3;
    grid-row: 11 / 13;
}

.item-15 {
    grid-column: 4 / 7;
    grid-row: 11 / 14;
}


/* ========================================
   ELEMENTOS DEL GRID
   ======================================== */

.grid-item {
    position: relative;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* Clase que se añade con JavaScript cuando el elemento entra en viewport */
.grid-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.image-container {
    width: 100%;
    height: 100%;
    overflow: hidden;
    border-radius: 2px;
    position: relative;
}

.image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.image-container:hover img {
    transform: scale(1.05);
}

.text-block {
    padding: 2rem;
    background-color: transparent;
}

.text-block h2 {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
    text-transform: lowercase;
}

.text-block p {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    color: #666;
    line-height: 1.8;
}


/* ========================================
   SECCIÓN FINAL
   ======================================== */

.final-section {
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 4rem 2rem;
    background-color: #1a1a1a;
    color: #ffffff;
    text-align: center;
}

.final-section h2 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-transform: lowercase;
}

.final-section p {
    font-size: clamp(1rem, 2vw, 1.3rem);
    max-width: 700px;
    color: #cccccc;
}


/* ========================================
   ANIMACIONES
   ======================================== */

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


/* ========================================
   RESPONSIVE - TABLET Y MÓVIL
   ======================================== */

@media (max-width: 1024px) {
    /* Menú lateral más cerca del borde en tablets */
    .menu-left:nth-child(1),
    .menu-left:nth-child(2) {
        left: 1rem;
    }

    .menu-right:nth-child(3),
    .menu-right:nth-child(4) {
        right: 1rem;
    }

    .grid-layout {
        grid-template-columns: repeat(6, 1fr);
        padding: 2rem;
        gap: 1rem;
    }

    /* Reposicionamiento para tablet */
    .item-1 {
        grid-column: 1 / 4;
        grid-row: 1 / 3;
    }

    .item-2 {
        grid-column: 4 / 7;
        grid-row: 1 / 2;
    }

    .item-3 {
        grid-column: 4 / 7;
        grid-row: 2 / 4;
    }

    .item-4 {
        grid-column: 1 / 5;
        grid-row: 4 / 6;
    }

    .item-5 {
        grid-column: 5 / 7;
        grid-row: 4 / 6;
    }

    .item-6 {
        grid-column: 1 / 4;
        grid-row: 6 / 8;
    }

    .item-7 {
        grid-column: 4 / 7;
        grid-row: 6 / 7;
    }

    .item-8 {
        grid-column: 4 / 7;
        grid-row: 7 / 9;
    }

    .item-9 {
        grid-column: 1 / 7;
        grid-row: 9 / 11;
    }

    .item-10 {
        grid-column: 1 / 3;
        grid-row: 11 / 13;
    }

    .item-11 {
        grid-column: 3 / 5;
        grid-row: 11 / 13;
    }

    .item-12 {
        grid-column: 5 / 7;
        grid-row: 11 / 12;
    }

    .item-13 {
        grid-column: 1 / 4;
        grid-row: 13 / 15;
    }

    .item-14 {
        grid-column: 4 / 6;
        grid-row: 13 / 15;
    }

    .item-15 {
        grid-column: 1 / 4;
        grid-row: 15 / 17;
    }
}

@media (max-width: 640px) {
    /* En móvil, menú horizontal arriba */
    .fixed-menu ul {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
        padding: 1rem;
    }

    .fixed-menu li {
        position: relative;
        transform: none !important;
        left: auto !important;
        right: auto !important;
        top: auto !important;
    }

    .fixed-menu a {
        font-size: 0.75rem;
    }

    .grid-layout {
        grid-template-columns: 1fr;
        padding: 1rem;
        gap: 1rem;
    }

    /* En móvil, todo en una columna */
    .grid-item {
        grid-column: 1 / -1 !important;
        grid-row: auto !important;
    }

    .text-block {
        padding: 1.5rem;
    }
}