html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background-color: #655757;
    font-family: monospace;
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.shelf-viewport {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.scene-canvas {
    width: 1200px;
    height: 1200px;
    flex-shrink: 0;
    background-image: url("../Images/shelf2.5_extended.png");
    background-size: 100% 100%;
    background-repeat: no-repeat;
    image-rendering: -moz-crisp-edges;
    image-rendering: pixelated;

    display: flex;
    justify-content: center;
    align-items: center;

    transform-origin: center center;
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    transform: translateY(0px) scale(0.84);
    will-change: transform;
}

@media (min-height: 980px) {
    .scene-canvas {
        transform: translateY(0px) scale(1);
    }
}

.scene-canvas.zoom-shelf-1 {
    transform: translateY(370px) scale(1.5);
}

.scene-canvas.zoom-shelf-2 {
    transform: translateY(120px) scale(1.5);
}

.scene-canvas.zoom-shelf-3 {
    transform: translateY(-130px) scale(1.5);
}

.scene-canvas.zoom-shelf-4 {
    transform: translateY(-380px) scale(1.5);
}

/* Мобильная адаптация масштаба полки */
@media (max-width: 768px) {
    .scene-canvas {
        transform: translateY(0px) scale(0.58);
    }

    .scene-canvas.zoom-shelf-1 {
        transform: translateY(240px) scale(0.95);
    }

    .scene-canvas.zoom-shelf-2 {
        transform: translateY(80px) scale(0.95);
    }

    .scene-canvas.zoom-shelf-3 {
        transform: translateY(-80px) scale(0.95);
    }

    .scene-canvas.zoom-shelf-4 {
        transform: translateY(-240px) scale(0.95);
    }
}

@media (max-width: 400px) {
    .scene-canvas {
        transform: translateY(0px) scale(0.52);
    }

    .scene-canvas.zoom-shelf-1 {
        transform: translateY(215px) scale(0.85);
    }

    .scene-canvas.zoom-shelf-2 {
        transform: translateY(70px) scale(0.85);
    }

    .scene-canvas.zoom-shelf-3 {
        transform: translateY(-70px) scale(0.85);
    }

    .scene-canvas.zoom-shelf-4 {
        transform: translateY(-215px) scale(0.85);
    }
}

.bookcase-grid {
    width: 600px;
    height: 800px;
    box-sizing: border-box;
    padding: 20px 30px 22px 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.shelf-row {
    width: 100%;
    height: 180px;
    box-sizing: border-box;
    display: flex;
    align-items: flex-end;
    padding: 0 15px 7px 15px;
}

.shelf-item {
    cursor: pointer;
    image-rendering: -moz-crisp-edges;
    image-rendering: pixelated;
    user-select: none;
    transition: transform 0.1s ease;
    display: block;
}

.shelf-item:hover {
    transform: translateY(-6px);
}

.shelf-item:active {
    transform: translateY(0);
}

.books-group {
    display: flex;
    align-items: flex-end;
    gap: 0;
}

.book {
    width: 40px;
    height: 110px;
    background-size: 100% 100%;
    background-repeat: no-repeat;
}

.book-blue { background-image: url("../Images/blue_book.png"); }
.book-green { background-image: url("../Images/green_book.png"); }
.book-red { background-image: url("../Images/red_book.png"); }

.sticker {
    width: 60px;
    height: 60px;
    background-image: url("../Images/sricker.png");
    background-size: 100% 100%;
    background-repeat: no-repeat;
    margin-left: 20px;
    margin-bottom: 24px;

    box-sizing: border-box;
    padding: 8px 6px 14px 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;

    font-family: monospace;
    font-size: 9px;
    line-height: 1.1;
    color: #302229;
    font-weight: bold;
}

.sticker .sticker-label {
    font-size: 7px;
    opacity: 0.75;
    text-transform: uppercase;
}

.cassette-player {
    width: 132px;
    height: 92px;
    background-image: url("../Images/player_off.png");
    background-size: 100% 100%;
    background-repeat: no-repeat;
    margin-left: auto;
}

.cassette-player.playing {
    background-image: url("../Images/player_on.png");
}

.disks-group {
    display: flex;
    align-items: flex-end;
    gap: 12px;
}

.floppy {
    width: 40px;
    height: 40px;
    background-size: 100% 100%;
    background-repeat: no-repeat;
}

.floppy-1 { background-image: url("../Images/floppy1.png"); }
.floppy-2 { background-image: url("../Images/floppy2.png"); }
.floppy-3 { background-image: url("../Images/floppy3.png"); }

.floppy.inserted {
    visibility: hidden;
    pointer-events: none;
}

.crt-monitor {
    width: 120px;
    height: 112px;
    background-image: url("../Images/monitor.png");
    background-size: 100% 100%;
    background-repeat: no-repeat;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.crt-monitor.mode-1 { background-image: url("../Images/monitor1.png"); }
.crt-monitor.mode-2 { background-image: url("../Images/monitor2.png"); }
.crt-monitor.mode-3 { background-image: url("../Images/monitor3.png"); }

.monitor-screen {
    position: absolute;
    top: 14px;
    left: 20px;
    width: 80px;
    height: 60px;
    object-fit: cover;
    image-rendering: -moz-crisp-edges;
    image-rendering: pixelated;
    display: none;
    border-radius: 4px;
}

.floppy-drive {
    width: 100px;
    height: 42px;
    background-image: url("../Images/fdd.png");
    background-size: 100% 100%;
    background-repeat: no-repeat;
}

.floppy-drive.has-disk-1 { background-image: url("../Images/fdd1.png"); }
.floppy-drive.has-disk-2 { background-image: url("../Images/fdd2.png"); }
.floppy-drive.has-disk-3 { background-image: url("../Images/fdd3.png"); }

.frames-group {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 60px;
    width: 100%;
}

.photo-frame {
    width: 120px;
    height: 80px;
    position: relative;
    background-image: url("../Images/frame.png");
    background-size: 100% 100%;
    background-repeat: no-repeat;
    image-rendering: -moz-crisp-edges;
    image-rendering: pixelated;
}

.frame-art {
    position: absolute;
    top: 5px;
    left: 25px;
    width: 70px;
    height: 68px;
    object-fit: cover;
    image-rendering: -moz-crisp-edges;
    image-rendering: pixelated;
    background-color: #302229;
    z-index: -1;
}

.modal-viewer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(36, 25, 31, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.modal-viewer.active {
    display: flex;
}

.modal-card {
    background-color: #49343d;
    border: 4px solid #ddcf99;
    box-shadow: 8px 8px 0px #24191f;
    padding: 12px;
    box-sizing: border-box;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    max-width: 90vw;
    max-height: 90vh;
}

.modal-card.text-mode {
    width: 520px;
    padding: 20px 24px;
    align-items: flex-start;
}

@media (max-width: 768px) {
    .modal-card.text-mode {
        width: 90vw;
        padding: 16px 14px;
    }
}

.modal-close-btn {
    position: absolute;
    top: -16px;
    right: -16px;
    background: #836750;
    border: 3px solid #24191f;
    color: #ddcf99;
    font-family: monospace;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    padding: 4px 8px;
    z-index: 10;
}

.modal-close-btn:active {
    background: #302229;
}

.modal-header-text {
    width: 100%;
    display: none;
    border-bottom: 2px dashed #ddcf99;
    padding-bottom: 8px;
    margin-bottom: 14px;
}

.modal-header-text h3 {
    margin: 0;
    font-size: 15px;
    color: #ddcf99;
    letter-spacing: 1px;
}

.modal-body-text {
    display: none;
    max-height: 55vh;
    overflow-y: auto;
    color: #e5dbc2;
    font-size: 12px;
    line-height: 1.5;
    white-space: pre-wrap;
    box-sizing: border-box;
    padding-right: 8px;
    scrollbar-width: thin;
    scrollbar-color: #ddcf99 #302229;
}

.modal-body-text::-webkit-scrollbar {
    width: 6px;
}

.modal-body-text::-webkit-scrollbar-track {
    background: #302229;
}

.modal-body-text::-webkit-scrollbar-thumb {
    background: #ddcf99;
}

.modal-img-container {
    width: 580px;
    height: 580px;
    max-width: 80vw;
    max-height: 80vh;
    background: #302229;
    border: 2px solid #24191f;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    box-sizing: border-box;
}

.modal-img-container img {
    width: 100%;
    height: 100%;
    image-rendering: -moz-crisp-edges;
    image-rendering: pixelated;
    object-fit: contain;
}