html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background: #000;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    text-rendering: geometricPrecision;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 10;
    background:
        radial-gradient(circle at center, rgba(255,255,255,0.035), transparent 38%),
        linear-gradient(to bottom, rgba(255,255,255,0.025), transparent 35%, rgba(255,255,255,0.02));
}

canvas {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.center-stack {
    position: absolute;
    top: calc(50% - 30px);
    left: 0;
    width: 100%;
    transform: translateY(-50%);
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(22px, 4vh, 38px);
    animation: fadeIn 1.4s ease-out both;
}

.logo-place,
.text-place {
    width: 100%;
    background: linear-gradient(
    to right,
    rgba(0,0,0,0.85),
    rgba(0,0,0,1) 40%,
    rgba(0,0,0,1) 60%,
    rgba(0,0,0,0.85)
);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255,255,255,0.72);
    border-bottom: 1px solid rgba(255,255,255,0.72);
    box-shadow:
        0 0 40px rgba(0,0,0,0.85),
        inset 0 1px 0 rgba(255,255,255,0.08),
        inset 0 -1px 0 rgba(255,255,255,0.05);
}

.logo-place {
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.logo-img {
    display: block;
    width: auto;
    height: auto;
    max-width: 95%;
    max-height: clamp(220px, 26vh, 360px);
    object-fit: contain;
    filter: drop-shadow(0 12px 34px rgba(0,0,0,0.75));
}

.text-place {
    padding: clamp(11px, 1.3vh, 16px) 12px;
    box-sizing: border-box;
    font-size: clamp(0.74rem, 0.66vw, 1.5rem);
    font-weight: 400;
    letter-spacing: 0.16em;
    line-height: 1.45;
    color: rgba(255,255,255,0.76);
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 16px 16px 16px;
    box-sizing: border-box;
    background: rgba(0,0,0,0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 30;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    border-top: 1px solid rgba(255,255,255,0.58);
    box-shadow:
        0 -18px 40px rgba(0,0,0,0.75),
        inset 0 1px 0 rgba(255,255,255,0.08);
    animation: fadeInFooter 1.8s ease-out both;
}

.footertext {
    font-size: clamp(0.65rem, 0.63vw, 0.76rem);
    font-weight: 400;
    letter-spacing: 0.11em;
    line-height: 1.35;
    color: rgba(255,255,255,0.56);
    text-align: center;
}

.footertext a {
    color: rgba(255,255,255,0.72);
    text-decoration: none;
    transition: color 180ms ease, opacity 180ms ease;
}

.footertext a:hover {
    color: rgba(255,255,255,0.95);
}

.band-divider-footer {
    width: min(680px, 82vw);
    height: 1px;
    background: linear-gradient(
        to right,
        transparent,
        rgba(255,255,255,0.18),
        rgba(255,255,255,0.68),
        rgba(255,255,255,0.18),
        transparent
    );
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(calc(-50% + 16px));
    }
    to {
        opacity: 1;
        transform: translateY(-50%);
    }
}

@keyframes fadeInFooter {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-height: 620px) {
    .center-stack {
        gap: 16px;
    }

    .logo-img {
        max-height: clamp(80px, 17vh, 150px);
    }

    .text-place {
        padding: 9px 18px;
        font-size: clamp(0.68rem, 2.4vw, 0.85rem);
    }

    footer {
        padding: 7px 10px 8px;
        gap: 5px;
    }
}

@media (max-width: 520px) {
    .text-place {
        letter-spacing: 0.11em;
    }

    .footertext {
        letter-spacing: 0.08em;
    }
}