body, html {
    background-color: #030108;
    color: #ffffff;
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    cursor: none;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #030108; }
::-webkit-scrollbar-thumb { background: #5B2B85; border-radius: 10px; }

#fluid-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
}

.char {
    display: inline-block;
    will-change: transform, color;
    transition: color 0.3s ease;
}

.main-title-line .char {
    color: #ffffff;
}

.subtitle-line .char {
    color: #ffffff;
}

.subtitle-line:hover .char {
    color: #FF6F61;
}

.cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    width: 6px;
    height: 6px;
    background-color: #ffffff;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
    will-change: transform;
}

.cursor-ring {
    position: fixed;
    top: 0;
    left: 0;
    width: 30px;
    height: 30px;
    border: 1px solid rgba(255, 255, 255, 0.45);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: border-color 0.2s ease, background-color 0.2s ease;
    will-change: transform;
}

body.hovering .cursor-ring {
    border-color: rgba(255, 255, 255, 0.85);
    background-color: rgba(255, 255, 255, 0.05);
}

.tilt-container {
    perspective: 1000px;
    transform-style: preserve-3d;
}

.tilt-element {
    will-change: transform;
    transform: translateZ(0);
}

.download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 1rem 1.45rem;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.045);
    color: #ffffff;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.26);
    transform: translateZ(0);
    transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, letter-spacing 180ms ease;
}

.download-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.16), transparent 45%);
    opacity: 0;
    transition: opacity 180ms ease;
    pointer-events: none;
}

.download-btn:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.32);
    letter-spacing: 0.1em;
}

.download-btn:active {
    transform: translateY(0);
}

.download-btn:hover::before {
    opacity: 1;
}

.download-btn__label {
    position: relative;
    z-index: 1;
    color: #ffffff;
    font-size: 0.95rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

@media (hover: none) and (pointer: coarse) {
    body, html { cursor: auto; }
    .cursor-dot, .cursor-ring { display: none; }
    .download-btn { transition: none; }
}