:root {
    --fg: #242424;
    --bg: #EEEEEE;
    --blue: #0773CC;
    --light-blue: #34b5ff;
    --grey: #2C3036;
    --dark: #000000;
    --light: #ffffff;
    --glass: linear-gradient(180deg, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0.8) 23%, rgba(0, 0, 0, 0.6) 46%, rgba(0, 0, 0, 0.4) 73%, rgba(0, 0, 0, 0) 100%);
    --headers-font: "Zen Dots", sans-serif;
    --text-font: "Space Mono", monospace;
    --pixel-font: "Doto", sans-serif;
}

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



body {
    overflow-x: hidden;    
    font-family: var(--text-font);
}


::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px rgba(255, 255, 255, 0.3);
    border-radius: 0px;
    background-color: #000000;
}

::-webkit-scrollbar {
    width: 10px;
    background-color: #f5f5f500;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    border-radius: 5px;
    -webkit-box-shadow: inset 0 0 6px rgba(255, 255, 255, 0.3);
    background: linear-gradient(180deg, rgb(0, 140, 255) 0%, rgba(255, 255, 255, 0) 90%);
}


/*--------------HERO---------------------------------*/
spline-viewer {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100vh;
    pointer-events: none;
    transform-style: preserve-3d;
    perspective: 1000px;
    will-change: transform;
}

.overlay {
    position: fixed;
    background-color: #000000ec;
    z-index: 1;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}


.dialog-ballon {
    position: absolute;
    top: 35%;
    left: 70%;
    transform: translate(-50%, -50%);
    --r: 1em;
    --t: 1.5em;
    max-width: 300px;
    padding: 1em;
    border-inline: var(--t) solid #0000;
    border-radius: calc(var(--r) + var(--t))/var(--r);
    mask:
        radial-gradient(100% 100% at var(--_p) 0, #0000 99%, #000 102%) var(--_p) 100%/var(--t) var(--t) no-repeat,
        linear-gradient(#000 0 0) padding-box;
    background: linear-gradient(135deg, var(--blue), #000000) border-box;
    color: #fff;
    --_p: 0;
    border-bottom-left-radius: 0 0;
    place-self: start;
    font-family: var(--pixel-font);
    z-index: 2;
    animation: float 5s infinite;
}

@-webkit-keyframes float {
    0% {
        transform: translatey(0px);
    }

    50% {
        transform: translatey(-20px);
    }

    100% {
        transform: translatey(0px);
    }
}

@keyframes float {
    0% {
        transform: translatey(0px);
    }

    50% {
        transform: translatey(-20px);
    }

    100% {
        transform: translatey(0px);
    }
}


/*------------------------------HEADER MENU---------------------*/

.header-menu {
    position: fixed;
    width: 100vw;
    padding: 1.5rem 0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 2;
    gap: 2rem;
    font-family: var(--headers-font);
    opacity: 0;

}

.header-menu .nav-links {
    display: flex;
    gap: 3rem;
    text-transform: uppercase;
}

.nav-link {
    position: relative;
    font-family: var(--headers-font);
    color: var(--bg);
    text-decoration: none;
    text-transform: uppercase;
    width: 150px;
    text-align: center;
}

/* BASE TEXT */
.nav-link span {
    display: inline-block;
    transition: opacity 0.25s ease;
}

/* PIXEL OVERLAY */
.nav-link::after {
    content: attr(data-text);
    position: absolute;
    inset: 0;
    font-family: var(--pixel-font);
    color: var(--bg);
    opacity: 0;
    z-index: 2;
    pointer-events: none;
    letter-spacing: 2px;
    transform: scale(1.1);
    filter: blur(1px);
    text-shadow: 0 5px 7px rgb(255, 255, 255);
    transition: opacity 0.25s steps(4), filter 0.25s steps(4);
}

.header-menu.dark-mode .nav-link {
    color: #000;
}

.header-menu.dark-mode .nav-link span {
    color: #000;
}

.header-menu.dark-mode .nav-link::after {
    color: #000;
    text-shadow: 0 5px 7px rgba(0, 0, 0, 0.3);
}

.header-menu.dark-mode .btn.primary {
    color: #000;
    border-color: #000;
}



/* HOVER */
.nav-link:hover span {
    opacity: 0;
}

.nav-link:hover::after {
    opacity: 1;
    filter: blur(0);
    transform: scale(1.2);
}


.header-menu .logo {
    display: flex;
    justify-content: center;
    align-items: center;
}

.header-menu .logo img {
    width: 250px;
}

.header-menu .logo a {
    text-transform: none;
}


.btn.terminal {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 10px 22px;
    font-family: var(--pixel-font);
    font-size: 1rem;
    font-weight: 700;
    color: var(--blue);
    background-color: transparent;
    border: 2px solid var(--bg);
    text-decoration: none;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: inset 0 0 0 0 var(--light-blue);
}

/* Terminal arrow */
.btn.terminal::before {
    content: ">";
    color: var(--light-blue);
    transition: transform 0.25s ease;
}

/* Hover effect */
.btn.terminal:hover {
    color: var(--bg);
    background-color: var(--blue);
    box-shadow: inset 0 0 0 30px var(--blue);
    transform: translateX(4px);
}

.btn.terminal:hover::before {
    color: var(--bg);
    transform: translateX(4px);
}

.btn.terminal::after {
    content: "_";
    animation: statusPulse 1s step-start infinite;
}

section {
    position: relative;
    width: 100vw;
    min-height: 100svh;
    overflow: hidden;
}

.outro {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

canvas {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


.accordion {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    z-index: 10;
}

.accordion .slide {
    position: absolute;
    inset: 0;
    max-width: 100%;
    max-height: 100%;
    overflow: hidden;
}

.accordion .slide.base {
    z-index: 1;
}

.accordion .slide.left {
    z-index: 2;
    clip-path: inset(0 50% 0 0);
}

.accordion .slide.right {
    z-index: 2;
    clip-path: inset(0 0 0 50%);
}

.accordion .slide img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

/* Text containers */
.accordion .content {
    position: absolute;
    top: 20%;
    transform: translateY(-50%);
    max-width: 300px;
    z-index: 10;
    opacity: 1;
}

.accordion .left-content {
    left: 7%;
}

.accordion .right-content {
    top: 70%;
    right: 7%;
    text-align: right;
}

.accordion .content h2 {
    font-size: 3rem;
    font-weight: 900;
    font-style: italic;
    color: var(--blue);
    margin-bottom: 1rem;
    font-family: var(--headers-font);
}

.accordion .right-content .content h2 {
    font-style: normal;
}

.accordion .content p {
    font-size: 1rem;
    color: var(--bg);
    line-height: 1.5;
}

/* ========================================
   SCROLL TO TOP BUTTON CSS
   Add this to your existing stylesheet
   ======================================== */

.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--dark, #111111);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: background 0.3s ease, border-color 0.3s ease;
}

.scroll-to-top:hover {
    background: var(--blue, #2e0cf3);
    border-color: var(--blue, #2e0cf3);
}

.scroll-to-top:hover .chevron-line {
    background: var(--bg, #ffffff);
}

/* Chevron Icon */
.scroll-to-top .chevron {
    width: 14px;
    height: 14px;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.scroll-to-top .chevron-line {
    position: absolute;
    width: 10px;
    height: 2px;
    background: var(--bg, #ffffff);
    border-radius: 1px;
    transition: background 0.3s ease;
}

.scroll-to-top .chevron-line:first-child {
    transform: rotate(-45deg) translateX(-4px);
}

.scroll-to-top .chevron-line:last-child {
    transform: rotate(45deg) translateX(4px);
}

/* Pulse ring animation */
.scroll-to-top::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1px solid var(--blue, #2e0cf3);
    opacity: 0;
    transform: scale(0.8);
}

.scroll-to-top.visible::before {
    animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
    0% {
        opacity: 0.6;
        transform: scale(0.9);
    }

    100% {
        opacity: 0;
        transform: scale(1.3);
    }
}

/* Responsive */
@media (max-width: 600px) {
    .scroll-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 44px;
        height: 44px;
    }
}

/* Responsive */
@media (max-width: 1300px) {

    .accordion {
        max-width: 500px;
        pointer-events: none;
    }

    .accordion .slide img {
        height: 50%;
        transform: translateY(50%);
    }

    /* Text containers */
    .accordion .content {
        position: absolute;
        max-width: 100vw;
    }

    .accordion .left-content {
        left: auto;
        top: 10%;
        text-align: center;
    }

    .accordion .right-content {
        top: 90%;
        right: auto;
        text-align: center;
    }

}