css/style.css

/* ============================================================
   RAIN WALKER — GLOBAL STYLES
   ============================================================ */

:root {
    --background: #000000;
    --foreground: #ffffff;
}


/* ------------------------------------------------------------
   RESET
   ------------------------------------------------------------ */

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

html,
body {
    width: 100%;
    height: 100%;
    overflow: hidden;

    background: var(--background);
    color: var(--foreground);
}

body {
    position: fixed;
    inset: 0;

    font-family:
        "Courier New",
        Courier,
        monospace;

    overscroll-behavior: none;

    /* Prevent accidental selection while interacting */
    user-select: none;
    -webkit-user-select: none;

    /* Prevent mobile touch scrolling */
    touch-action: none;
}


/* ============================================================
   GAME
   ============================================================ */

#game {
    position: fixed;

    inset: 0;

    width: 100vw;
    height: 100vh;

    overflow: hidden;

    background: #000000;
}


/*
   Three.js creates this canvas automatically.
*/

#game canvas {
    position: absolute;

    top: 0;
    left: 0;

    display: block;

    width: 100%;
    height: 100%;

    outline: none;

    /*
       Important for the eventual hybrid low-poly /
       pixel-art presentation.
    */

    image-rendering: pixelated;
    image-rendering: crisp-edges;
}


/* ============================================================
   LOADING SCREEN
   ============================================================ */

#loading-screen {
    position: fixed;

    inset: 0;

    z-index: 100;

    display: flex;
    align-items: center;
    justify-content: center;

    background: #000000;

    opacity: 1;
    visibility: visible;

    transition:
        opacity 1.2s ease,
        visibility 1.2s ease;
}


/*
   JavaScript adds this class once the GLB,
   environment and renderer are ready.
*/

#loading-screen.hidden {
    opacity: 0;
    visibility: hidden;

    pointer-events: none;
}


.loader-content {
    display: flex;
    flex-direction: column;

    align-items: center;

    gap: 20px;
}


#loading-text {
    font-size: 11px;

    font-weight: 700;

    letter-spacing: 4px;

    color: rgba(255, 255, 255, 0.62);

    text-transform: uppercase;
}


/* ------------------------------------------------------------
   PIXEL LOADER
   ------------------------------------------------------------ */

.loader-pixel {
    width: 7px;
    height: 7px;

    background: #ffffff;

    animation:
        pixelPulse 1s steps(2, end) infinite;
}


@keyframes pixelPulse {

    0% {
        opacity: 0.15;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.5);
    }

    100% {
        opacity: 0.15;
        transform: scale(1);
    }
}


/* ============================================================
   CINEMATIC SCREEN OVERLAY
   ============================================================ */

#screen-overlay {
    position: fixed;

    inset: 0;

    z-index: 50;

    pointer-events: none;

    background: #000000;

    opacity: 1;

    /*
       main.js will fade this away when the scene starts.
    */

    transition: opacity 2s ease;
}


#screen-overlay.visible {
    opacity: 1;
}


#screen-overlay.hidden {
    opacity: 0;
}


/* ============================================================
   OPTIONAL PIXEL / CRT ATMOSPHERE
   ============================================================ */

/*
   Very faint horizontal scan lines.

   They're deliberately subtle because the character itself
   will remain low-poly rather than becoming full pixel art.
*/

#game::after {
    content: "";

    position: absolute;

    inset: 0;

    z-index: 10;

    pointer-events: none;

    background:
        repeating-linear-gradient(
            to bottom,
            rgba(255, 255, 255, 0.012) 0px,
            rgba(255, 255, 255, 0.012) 1px,
            transparent 1px,
            transparent 4px
        );

    opacity: 0.45;
}


/* ============================================================
   VIGNETTE
   ============================================================ */

#game::before {
    content: "";

    position: absolute;

    inset: 0;

    z-index: 11;

    pointer-events: none;

    background:
        radial-gradient(
            ellipse at center,
            transparent 35%,
            rgba(0, 0, 0, 0.18) 60%,
            rgba(0, 0, 0, 0.72) 100%
        );
}


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 700px) {

    #loading-text {
        font-size: 9px;

        letter-spacing: 3px;
    }

}


/* ============================================================
   ACCESSIBILITY
   ============================================================ */

@media (prefers-reduced-motion: reduce) {

    .loader-pixel {
        animation: none;
    }

    #loading-screen,
    #screen-overlay {
        transition-duration: 0.01ms;
    }

}