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

body {
    font-family: Arial, sans-serif;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* ── Layer stacking ── */
.background-layer, .logo-layer, .decoration-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: right bottom;
    background-repeat: no-repeat;
}

.background-layer { z-index: -3; }
.decoration-layer { z-index: -2; }
.logo-layer       { z-index: -1; }

/* ── Content ── */
.content {
    padding: 2rem;
    color: white;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* Default (desktop): show text title, hide logo */
.title-text {
    display: block;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.title-logo {
    display: none;
    height: 2.5rem;
    width: auto;
    margin-bottom: 1rem;
}

/* ── Footer ── */
.site-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 0.8rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    z-index: 1;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
}

.site-footer a:hover {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: underline;
}

/* ── Default: Desktop (>1024px) ── */
.background-layer {
    background-image: url(../images/background.f5aafd5167bf1e54dedb.svg);
}
.logo-layer {
    background-image: url(../images/logo.cf796dc6f72854f02579.svg);
}
.decoration-layer {
    background-image: url(../images/decoration.ad74b1a1416a657ef494.svg);
}

/* ── Tablet (768px – 1024px) ── */
@media (max-width: 1024px) {
    .background-layer {
        background-image: url(../images/background.a77e78ac8852e32556ea.svg);
    }
    .logo-layer {
        background-image: url(../images/logo.ac66a61fda994acdd7d2.svg);
    }
    .decoration-layer {
        background-image: url(../images/decoration.a198f2e25c4c577b8b6c.svg);
    }

    .title-text {
        display: none;
    }

    .title-logo {
        display: block;
        height: 2.5rem;
    }

    .content {
        padding: 1.5rem;
        max-width: 900px;
    }

    h2 {
        font-size: 1.3rem;
    }
}

/* Tablet portrait: use portrait assets */
@media (max-width: 1024px) and (orientation: portrait) {
    .background-layer {
        background-image: url(../images/background.faefb04ff42a75961aa0.svg);
    }
    .logo-layer {
        display: none;
    }
    .decoration-layer {
        background-image: url(../images/decoration.426b9e51316d7a5b7130.svg);
    }
}

/* ── Mobile (<768px) ── */
@media (max-width: 767px) {
    .background-layer {
        background-image: url(../images/background.d2a3d09e656e9723f889.svg);
    }
    .logo-layer {
        display: none;
    }
    .decoration-layer {
        background-image: url(../images/decoration.a0134b55483e41ac8081.svg);
    }

    .title-logo {
        height: 2rem;
    }

    .content {
        padding: 1rem;
        max-width: 100%;
    }

    h2 {
        font-size: 1.1rem;
        margin-bottom: 1.5rem;
    }

    .site-footer {
        padding: 0.6rem 1rem;
        font-size: 0.65rem;
    }
}