/* 
   THEME: CHROMATIC FLUX (MIND-BLOWING V2)
   Aesthetic: Deep Space + Neon Fluid + Interactive Art.
*/

:root {
    --text-mix-mode: exclusion;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: none;
}

body {
    background-color: #000;
    font-family: 'Space Grotesk', sans-serif;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

#spectrum-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    /* Clean, sharp rendering */
}

/* --- UI LAYER --- */
.content-overlay {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 100%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 10;
    pointer-events: none;
    /* Let clicks pass through to canvas */
    color: #fff;
    /* Soft shadow instead of difference mode for better readability on colored bg */
    text-shadow: 0 0 30px rgba(0, 0, 0, 0.8);
}

.big-text {
    font-size: 10vw;
    font-weight: 900;
    line-height: 0.9;
    text-transform: uppercase;
    letter-spacing: -5px;
}

.sub-text {
    font-size: 1rem;
    letter-spacing: 10px;
    text-transform: uppercase;
    margin-top: 20px;
    background: #fff;
    color: #000;
    display: inline-block;
    padding: 5px 15px;
    font-weight: 700;
}

/* --- CUSTOM CURSOR --- */
.cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    width: 20px;
    height: 20px;
    background: #fff;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 20;
    mix-blend-mode: difference;
}

/* --- MENU BTN --- */
.back-btn {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    pointer-events: auto;
    text-decoration: none;
    color: #fff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-bottom: 2px solid #fff;
    padding-bottom: 5px;
    mix-blend-mode: difference;
}

@media (max-width: 768px) {
    .big-text {
        font-size: 15vw;
    }

    .sub-text {
        font-size: 0.8rem;
        letter-spacing: 4px;
    }
}