body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #222;
    margin: 0;
    padding: 0;
    text-align: center;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

h1, p {
    display: none;
}

.collage-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 0;
    margin: 0;
    padding: 0;
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
}

.collage-image {
    width: 12.5vw; /* 8 images per row */
    height: 16.666vh; /* 6 rows to fill screen */
    object-fit: cover;
    border-radius: 0;
    box-shadow: none;
    opacity: 0;
    transition: opacity 0.8s;
    position: relative;
    z-index: 1;
    margin: 0;
    padding: 0;
    display: block;
}

.collage-image.visible {
    opacity: 1;
    z-index: 2;
}

.center-float {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -60%);
    z-index: 10;
    background: rgba(255,255,255,0.85);
    border-radius: 18px;
    box-shadow: 0 4px 32px rgba(0,0,0,0.18);
    padding: 32px 36px 18px 36px;
    text-align: center;
    min-width: 340px;
    max-width: 90vw;
}
.center-title {
    font-size: 1.3em;
    font-weight: bold;
    color: #222;
    margin-bottom: 18px;
    word-break: break-all;
    letter-spacing: 0.01em;
}
.icon-bar {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 8px;
}
.icon-bar img {
    width: 44px;
    height: 44px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.10);
    background: #fff;
    transition: transform 0.18s, box-shadow 0.18s;
    cursor: pointer;
}
.icon-bar img:hover {
    transform: scale(1.13) rotate(-6deg);
    box-shadow: 0 4px 16px rgba(0,0,0,0.18);
}

.copy-address {
    cursor: pointer;
    color: #0077cc;
    background: #eaf6ff;
    padding: 2px 6px;
    border-radius: 6px;
    transition: background 0.18s, color 0.18s;
    user-select: all;
}
.copy-address:hover {
    background: #d0eaff;
    color: #005fa3;
}

.toast {
    visibility: hidden;
    min-width: 120px;
    background: #222;
    color: #fff;
    text-align: center;
    border-radius: 8px;
    padding: 14px 28px;
    position: fixed;
    left: 50%;
    bottom: 48px;
    transform: translateX(-50%) scale(0.95);
    z-index: 100;
    font-size: 1.1em;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
    pointer-events: none;
    box-shadow: 0 4px 24px rgba(0,0,0,0.18);
}
.toast.show {
    visibility: visible;
    opacity: 1;
    transform: translateX(-50%) scale(1);
}