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

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

body {
    font-family: 'Funnel Display', 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

/* Nascondi scrollbar per tutti i browser */
html {
    scrollbar-width: none;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

body::-webkit-scrollbar {
    display: none;
}

.hero {
    width: 100%;
    height: 100vh;
    background-color: black;
    background-image: 
        radial-gradient(circle at top left, rgb(0, 26, 255, 0.5) 0%, transparent 50%),
        radial-gradient(circle at bottom right, rgb(0, 26, 255, 0.5) 0%, transparent 50%);
    display: flex;
    flex-direction: column;
    position: relative;
}

.hero-row {
    width: 100%;
    position: relative;
}

.hero-top {
    height: 20%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-bottom {
    height: 80%;
    position: relative;
}

/* Rimuovi completamente l'effetto noise per performance */
/* .hero::before rimossa per ridurre carico CPU */

/* Content Sections */
.content-section {
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 2, 17, 0.95) 0%, rgba(0, 8, 26, 0.95) 100%);
    position: relative;
    overflow: hidden;
}

.section-content {
    max-width: 1200px;
    padding: 0 40px;
    text-align: center;
    z-index: 10;
    position: relative;
}

.section-title {
    font-size: 8vw;
    margin-bottom: 2rem;
    color: rgb(203, 211, 231);
    font-family: 'Funnel Display', sans-serif;
    text-shadow: 
        0 0 20px rgba(255, 255, 255, 0.3),
        0 0 40px rgba(255, 255, 255, 0.2),
        0 0 60px rgba(255, 255, 255, 0.1);
}

.section-text {
    font-size: 1.5rem;
    line-height: 1.8;
    color: rgb(184, 192, 211);
    max-width: 800px;
    margin: 0 auto;
    font-family: 'Funnel Display', sans-serif;
}

.section-text p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

/* Responsive adjustments for sections */
@media (max-width: 768px) {
    .section-content {
        padding: 0 20px;
    }
    
    .section-title {
        font-size: 12vw;
    }
    
    .section-text {
        font-size: 1.2rem;
    }
}

.desc {
    position: relative;
    width: 100%;
    height: 100vh;
    background-color: rgb(0, 2, 17)
}

#canvas3d {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 10; /* Sotto l'overlay ma sopra le stelle */
    will-change: transform; /* Ottimizzazione per GPU */
    transform: translateZ(0); /* Forza GPU acceleration */
    /* Limita il contenuto alla viewport */
    overflow: hidden;
    clip: rect(0, auto, auto, 0);
    opacity: 1; /* Rende il modello 3D visibile */
}

#underwater-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 15; /* Sopra il canvas 3D ma sotto il contenuto */
    pointer-events: none; /* Non blocca gli eventi del mouse */
    opacity: 1.0; /* Pienamente visibile per debug */
    mix-blend-mode: normal; /* Disabilitato per debug */
    background: rgba(0, 100, 200, 0.3); /* Fallback visibile */
}

#noise-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 20; /* Sopra tutti gli altri elementi visivi */
    pointer-events: none; /* Non blocca gli eventi del mouse */
    mix-blend-mode: overlay; /* Mescola con gli altri elementi per effetto disturbo */
    opacity: 0.6; /* Trasparente per effetto sottile ma visibile */
}

.nav-item {
    position: absolute;
    z-index: 30;
    pointer-events: auto;
    will-change: transform;
    transform-origin: center center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link {
    color: rgb(184, 192, 211);
    text-decoration: none;
    font-size: 6vw;
    font-weight: 700;
    letter-spacing: -0.05em;
    text-shadow: 
        0 0 10px rgba(255, 255, 255, 0.2),
        0 0 20px rgba(255, 255, 255, 0.2),
        0 0 30px rgba(255, 255, 255, 0.1),
        0 0 40px rgba(255, 255, 255, 0.1),
        0 0 50px rgba(255, 255, 255, 0.1);
}

/* Prime lettere in primo piano */
.nav-link .font-luxurious:first-child,
.nav-link .font-parisienne:first-child {
    position: relative;
    z-index: 10;
    display: inline-block;
}

/* Stile speciale per le prime lettere */
.nav-link .font-luxurious:first-child,
.nav-link .font-parisienne:first-child {
    text-shadow: 
        0 0 15px rgba(255, 255, 255, 0.4),
        0 0 25px rgba(255, 255, 255, 0.3),
        0 0 35px rgba(255, 255, 255, 0.2);
    transform: translateZ(5px);
}

.about-a {
    position: relative;
    top: 0em;
}

/* Corner positioning with 3D rotation */
.corner-tl {
    top: 30vh;
    left: 20vw;
    transform: perspective(9vw) rotateX(345deg) rotateY(25deg) rotateZ(20deg) translateZ(-50px);
}

.corner-tl:hover {
    transform: perspective(9vw) rotateX(345deg) rotateY(25deg) rotateZ(20deg) translateZ(-50px) scale(1.1) translate(1vw, 1vh);
}

.corner-tr {
    top: 30vh;
    right: 20vw;
    transform: perspective(9vw) rotateX(345deg) rotateY(-25deg) rotateZ(340deg) translateZ(-50px);
}

.corner-tr:hover {
    transform: perspective(9vw) rotateX(345deg) rotateY(-25deg) rotateZ(340deg) translateZ(-50px) scale(1.1) translate(-1vw, 1vh);
}

.corner-bl {
    bottom: 10vh;
    left: 20vw;
    transform: perspective(9vw) rotateX(15deg) rotateY(25deg) rotateZ(340deg) translateZ(-50px);
}

.corner-bl:hover {
    transform: perspective(9vw) rotateX(15deg) rotateY(25deg) rotateZ(340deg) translateZ(-50px) scale(1.1) translate(1vw, -1vh);
}

.corner-br {
    bottom: 10vh;
    right: 20vw;
    transform: perspective(9vw) rotateX(15deg) rotateY(-25deg) rotateZ(20deg) translateZ(-50px);
}

.corner-br:hover {
    transform: perspective(9vw) rotateX(15deg) rotateY(-25deg) rotateZ(20deg) translateZ(-50px) scale(1.1) translate(-1vw, -1vh);
}

.circle-border {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: min(50vh, 50vw);
    height: min(50vh, 50vw);
    border: 1px solid white;
    border-radius: 50%;
    background: transparent; /* Inizialmente trasparente */
    z-index: 5; /* Sotto il canvas 3D (z-index 10) ma sopra l'hero */
    pointer-events: none;
    box-shadow: 
        0 0 10px rgba(255, 255, 255, 0.2),
        0 0 20px rgba(255, 255, 255, 0.2),
        0 0 30px rgba(255, 255, 255, 0.1),
        0 0 40px rgba(255, 255, 255, 0.1),
        0 0 50px rgba(255, 255, 255, 0.1);
    /* Animazione completamente disabilitata per performance */
    will-change: transform, background; /* Ottimizzazione per GPU */
    transition: background 0.1s ease; /* Transizione rapida per il background */
    opacity: 1; /* Rende il circle border visibile */
}

.void-circle {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,0,0,1) 0%, rgba(0,0,0,1) 50%, rgba(0,0,0,1) 100%);
    filter: blur(60px);
    z-index: 9999; /* Sopra tutti gli altri elementi */
    pointer-events: none;
    opacity: 0;
    will-change: transform, opacity;
    transition: opacity 0.1s ease;
}

.lance-left {
    position: absolute;
    top: 60%; /* Spostato nella seconda riga */
    left: 20vw;
    transform: translate(-50%, -50%) rotate(270deg);
    z-index: 15; /* Sotto i nav link ma sopra i canvas */
    pointer-events: none;
}

.lance-left img {
    width: 4vw;
    height: auto;
    max-width: 8vw;
    opacity: 0.7;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
}

.lance-right {
    position: absolute;
    top: 60%; /* Spostato nella seconda riga */
    right: 20vw;
    transform: translate(50%, -50%) scaleX(-1) rotate(270deg);
    z-index: 15; /* Sotto i nav link ma sopra i canvas */
    pointer-events: none;
}

.lance-right img {
    width: 4vw;
    height: auto;
    max-width: 8vw;
    opacity: 0.7;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
}

.emanuele-logo {
    position: relative;
    top: 6vh;
    left: 0vw;
    transform: none;
    z-index: 25; /* Sopra i canvas ma sotto la navigazione */
    pointer-events: none;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
    opacity: 1; /* Rende il logo SVG visibile nella prima riga */
}

.emanuele-logo img {
    width: auto;
    height: 40vh;
    opacity: 0.8;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.emanuele-logo:hover {
    transform: translate(-50%, -50%) scale(1.1);
}

.emanuele-logo:hover img {
    filter: url(#glow-hover);
}

.void-circle.expanding {
    animation: voidExpand 1s cubic-bezier(0.005, 0.10, 0.45, 0.94) forwards;
}

@keyframes voidExpand {
    0% {
        width: 0;
        height: 0;
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    100% {
        width: 500vmax;
        height: 500vmax;
        opacity: 1;
    }
}

/* Rimuovi keyframes per performance */
/*@keyframes rotate rimossa */

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    text-align: center;
    padding: 0 20px;
    pointer-events: none;
}

h1 {
    font-size: 4vw;
    margin-bottom: 1rem;
    color: aliceblue;
}

p {
    font-size: 1.5vw;
    max-width: 600px;
    color: aliceblue;
}

/* Luxurious Script font class with nav-link characteristics */
.font-luxurious {
    font-family: 'Luxurious Script', cursive !important;
    color: rgb(203, 211, 231);
    text-decoration: none;
    font-size: 8vw;
    font-weight: 700;
    letter-spacing: -0.25em;
    text-shadow: 
        0 0 10px rgba(255, 255, 255, 0.2),
        0 0 20px rgba(255, 255, 255, 0.2),
        0 0 30px rgba(255, 255, 255, 0.1),
        0 0 40px rgba(255, 255, 255, 0.1),
        0 0 50px rgba(255, 255, 255, 0.1);
    transition: none;
    display: inline;
}

/* Instrument Serif font class with nav-link characteristics */
.font-instrument {
    font-family: 'Instrument Serif', serif !important;
    color: rgb(184, 192, 211);
    text-decoration: none;
    font-size: 5vw;
    font-weight: 700;
    letter-spacing: -0.25em;
    text-shadow: 
        0 0 10px rgba(255, 255, 255, 0.2),
        0 0 20px rgba(255, 255, 255, 0.2),
        0 0 30px rgba(255, 255, 255, 0.1),
        0 0 40px rgba(255, 255, 255, 0.1),
        0 0 50px rgba(255, 255, 255, 0.1);
    transition: none;
    display: inline;
}

/* Jacquard 12 font class with nav-link characteristics */
.font-pixelify {
    font-family: 'Pixelify Sans', sans-serif !important;
    color: rgb(184, 192, 211);
    text-decoration: none;
    font-size: 6vw;
    font-weight: 700;
    letter-spacing: -0.25em;
    text-shadow: 
        0 0 10px rgba(255, 255, 255, 0.2),
        0 0 20px rgba(255, 255, 255, 0.2),
        0 0 30px rgba(255, 255, 255, 0.1),
        0 0 40px rgba(255, 255, 255, 0.1),
        0 0 50px rgba(255, 255, 255, 0.1);
    transition: none;
    display: inline;
}