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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    overflow: hidden;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toolbox-btn {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #8B4513 0%, #654321 100%);
    border: 3px solid #3e2723;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    color: #f5deb3;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    z-index: 1000;
}

.toolbox-shelf-icon {
    cursor: pointer;
    transition: all 0.3s ease;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    width: auto !important;
    height: auto !important;
    padding: 0 !important;
}

.toolbox-shelf-icon::before,
.toolbox-shelf-icon::after {
    display: none;
}

.toolbox-shelf-icon i {
    width: 40px;
    height: 40px;
    color: #8B4513;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.toolbox-shelf-icon:hover {
    transform: scale(1.2) rotate(15deg);
    box-shadow: none !important;
}

.toolbox-shelf-icon:hover i {
    color: #A0522D;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.5));
}

.room-container {
    position: relative;
    width: 90vw;
    height: 90vh;
    max-width: 1200px;
    max-height: 800px;
}

/* Old Bookcase */
.bookcase {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10;
}

/* Bookcase Frame - Wooden Beams */
.bookcase-frame {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.beam {
    position: absolute;
    background: linear-gradient(135deg, #3e2723 0%, #2c1810 50%, #3e2723 100%);
    box-shadow: 
        inset 0 2px 8px rgba(0, 0, 0, 0.7),
        inset 0 -2px 8px rgba(101, 67, 33, 0.2),
        0 2px 15px rgba(0, 0, 0, 0.6);
}

/* Vertical Beams */
.beam-vertical {
    width: 100px;
}

.beam-vertical::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 80px,
        rgba(0, 0, 0, 0.2) 80px,
        rgba(0, 0, 0, 0.2) 82px
    );
}

/* Outer vertical beams (full height) */
.beam-left-outer {
    left: 0;
    top: 0;
    bottom: 0;
    border-right: 1px solid #1a0f08;
}

.beam-right-outer {
    right: 0;
    top: 0;
    bottom: 0;
    border-left: 1px solid #1a0f08;
}

/* Left shelf dividers (between the three left shelves) */
.beam-left-divider-1 {
    left: 0;
    width: 100px;
    top: calc(120px + 33.33% - 10px);
    height: 20px;
    border: 1px solid #1a0f08;
}

.beam-left-divider-2 {
    left: 0;
    width: 100px;
    top: calc(120px + 66.66% - 10px);
    height: 20px;
    border: 1px solid #1a0f08;
}

/* Right shelf dividers (between the three right shelves) */
.beam-right-divider-1 {
    right: 0;
    width: 100px;
    top: calc(120px + 33.33% - 10px);
    height: 20px;
    border: 1px solid #1a0f08;
}

.beam-right-divider-2 {
    right: 0;
    width: 100px;
    top: calc(120px + 66.66% - 10px);
    height: 20px;
    border: 1px solid #1a0f08;
}

/* Horizontal Beams */
.beam-horizontal {
    height: 100px;
    left: 0;
    right: 0;
}

.beam-horizontal::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 80px,
        rgba(0, 0, 0, 0.2) 80px,
        rgba(0, 0, 0, 0.2) 82px
    );
}

.beam-top {
    top: 0;
    border-bottom: 1px solid #1a0f08;
}

.beam-bottom {
    bottom: 0;
    border-top: 1px solid #1a0f08;
}

/* Corner Brackets for authenticity */
.bracket {
    position: absolute;
    width: 40px;
    height: 40px;
    z-index: 12;
}

.bracket::before,
.bracket::after {
    content: '';
    position: absolute;
    background: linear-gradient(135deg, #6d4c41 0%, #4e342e 100%);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.5);
}

.bracket::before {
    width: 8px;
    height: 100%;
}

.bracket::after {
    width: 100%;
    height: 8px;
}

.bracket-top-left {
    top: 15px;
    left: 15px;
}

.bracket-top-left::before {
    left: 0;
}

.bracket-top-left::after {
    top: 0;
}

.bracket-top-right {
    top: 15px;
    right: 15px;
}

.bracket-top-right::before {
    right: 0;
}

.bracket-top-right::after {
    top: 0;
}

.bracket-bottom-left {
    bottom: 15px;
    left: 15px;
}

.bracket-bottom-left::before {
    left: 0;
}

.bracket-bottom-left::after {
    bottom: 0;
}

.bracket-bottom-right {
    bottom: 15px;
    right: 15px;
}

.bracket-bottom-right::before {
    right: 0;
}

.bracket-bottom-right::after {
    bottom: 0;
}

.shelf {
    position: absolute;
    background: linear-gradient(135deg, #5d4037 0%, #3e2723 50%, #5d4037 100%);
    box-shadow: 
        inset 0 2px 5px rgba(0, 0, 0, 0.6),
        inset 0 -2px 5px rgba(101, 67, 33, 0.3),
        0 4px 10px rgba(0, 0, 0, 0.4);
    border: 2px solid #3e2723;
    z-index: 11;
}

/* Wooden background for shelves */
.shelf-back {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, 
            #4a2f1a 0%, 
            #5d4037 25%, 
            #3e2723 50%, 
            #5d4037 75%, 
            #4a2f1a 100%);
    z-index: -1;
}

/* Wood planks texture on shelf back */
.shelf-back::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 45px,
        rgba(0, 0, 0, 0.15) 45px,
        rgba(0, 0, 0, 0.15) 47px,
        transparent 47px,
        transparent 92px,
        rgba(0, 0, 0, 0.1) 92px,
        rgba(0, 0, 0, 0.1) 93px
    );
}

/* Wood grain detail */
.shelf-back::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 3px,
        rgba(0, 0, 0, 0.03) 3px,
        rgba(0, 0, 0, 0.03) 4px
    );
    opacity: 0.7;
}

/* Wood grain texture */
.shelf::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 60px,
        rgba(0, 0, 0, 0.15) 60px,
        rgba(0, 0, 0, 0.15) 62px
    );
    pointer-events: none;
}

/* Shelf shadow effect */
.shelf::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 10px;
    right: 10px;
    height: 8px;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), transparent);
    pointer-events: none;
}

.shelf-top {
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    border-radius: 0 0 8px 8px;
}

.shelf-bottom {
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    border-radius: 8px 8px 0 0;
}

.shelf-column {
    position: absolute;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.shelf-left {
    top: 120px;
    bottom: 120px;
    left: 0;
    width: 100px;
}

.shelf-right {
    top: 120px;
    bottom: 120px;
    right: 0;
    width: 100px;
}

.shelf-left-top,
.shelf-left-middle,
.shelf-left-bottom,
.shelf-right-top,
.shelf-right-middle,
.shelf-right-bottom {
    flex: 1;
    position: relative;
    border-radius: 8px;
}

.shelf-items {
    display: flex;
    gap: 15px;
    padding: 15px;
    height: 100%;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.shelf-items.vertical {
    flex-direction: column;
}

/* Shelf Items (Books/Icons) */
.shelf-item {
    width: auto;
    height: auto;
    background: transparent;
    border: none;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #8B4513;
    text-decoration: none;
    box-shadow: none;
    position: relative;
    padding: 5px;
}

.shelf-item i {
    width: 35px;
    height: 35px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* Remove book spine effects */
.shelf-item::before,
.shelf-item::after {
    display: none;
}

.shelf-item:hover {
    transform: scale(1.2);
    color: #A0522D;
}

.shelf-item:hover i {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.5));
}

.shelf-item.clock {
    width: auto;
    min-width: 80px;
    height: 45px;
    font-size: 13px;
    font-weight: bold;
    padding: 8px 12px;
    background: rgba(101, 67, 33, 0.3);
    border: 1px solid #654321;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.shelf-item.clock:hover {
    transform: scale(1.05);
    background: rgba(101, 67, 33, 0.5);
}

/* Window View */
.window-view {
    position: absolute;
    top: 120px;
    left: 120px;
    right: 120px;
    bottom: 120px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.5);
    z-index: 5;
}

/* 3D Windowsill */
.windowsill {
    position: absolute;
    bottom: -35px;
    left: -15px;
    right: -15px;
    height: 40px;
    z-index: 30;
}

.windowsill-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 15px;
    background: linear-gradient(135deg, #8B4513 0%, #A0522D 50%, #8B4513 100%);
    border-radius: 8px 8px 0 0;
    box-shadow: 
        0 -2px 10px rgba(0, 0, 0, 0.3),
        inset 0 2px 5px rgba(255, 255, 255, 0.2),
        inset 0 -2px 5px rgba(0, 0, 0, 0.3);
    border: 2px solid #654321;
}

.windowsill-front {
    position: absolute;
    top: 15px;
    left: 5px;
    right: 5px;
    height: 25px;
    background: linear-gradient(to bottom, #654321 0%, #4a2f1a 100%);
    box-shadow: 
        0 4px 15px rgba(0, 0, 0, 0.5),
        inset 0 2px 3px rgba(0, 0, 0, 0.4);
    border-left: 2px solid #3e2723;
    border-right: 2px solid #3e2723;
    border-bottom: 2px solid #3e2723;
}

.windowsill-left {
    position: absolute;
    top: 15px;
    left: 0;
    width: 8px;
    height: 25px;
    background: linear-gradient(to right, #4a2f1a 0%, #654321 100%);
    transform: skewY(-45deg);
    transform-origin: top left;
    box-shadow: inset 2px 0 3px rgba(0, 0, 0, 0.4);
}

.windowsill-right {
    position: absolute;
    top: 15px;
    right: 0;
    width: 8px;
    height: 25px;
    background: linear-gradient(to left, #4a2f1a 0%, #654321 100%);
    transform: skewY(45deg);
    transform-origin: top right;
    box-shadow: inset -2px 0 3px rgba(0, 0, 0, 0.4);
}

.window-frame {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 5;
    pointer-events: none;
}

.window-divider {
    position: absolute;
    background: linear-gradient(135deg, #3e2723 0%, #5d4037 50%, #3e2723 100%);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.window-divider.vertical {
    left: 50%;
    top: 0;
    bottom: 0;
    width: 12px;
    transform: translateX(-50%);
}

.window-divider.horizontal {
    top: 50%;
    left: 0;
    right: 0;
    height: 12px;
    transform: translateY(-50%);
}

.window-pane {
    position: absolute;
    width: 50%;
    height: 50%;
}

.glass-reflection {
    position: absolute;
    top: 10%;
    left: 10%;
    width: 30%;
    height: 40%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 100%);
    border-radius: 10px;
    pointer-events: none;
}

/* Scene */
.scene {
    position: relative;
    width: 100%;
    height: 100%;
}

.sky {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 70%;
    background: linear-gradient(to bottom, #1e3a8a 0%, #3b82f6 50%, #93c5fd 100%);
    transition: background 2s ease;
}

.sky.night {
    background: linear-gradient(to bottom, #0f172a 0%, #1e293b 50%, #334155 100%);
}

.sky.dawn {
    background: linear-gradient(to bottom, #4c1d95 0%, #f59e0b 50%, #fbbf24 100%);
}

.sky.dusk {
    background: linear-gradient(to bottom, #7c2d12 0%, #ea580c 50%, #fb923c 100%);
}

.stars {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 2s ease;
}

.stars.visible {
    opacity: 1;
}

.stars::before,
.stars::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    box-shadow: 
        100px 50px white,
        200px 80px white,
        300px 30px white,
        400px 100px white,
        150px 150px white,
        250px 120px white,
        350px 70px white,
        450px 140px white,
        500px 90px white,
        550px 160px white,
        600px 40px white,
        650px 110px white;
}

.sun {
    position: absolute;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, #fbbf24 0%, #f59e0b 100%);
    border-radius: 50%;
    box-shadow: 0 0 40px #fbbf24;
    top: 20%;
    right: 20%;
    transition: all 2s ease;
}

.sun.hidden {
    opacity: 0;
    transform: translateY(100px);
}

.moon {
    position: absolute;
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, #f1f5f9 0%, #cbd5e1 100%);
    border-radius: 50%;
    box-shadow: 0 0 30px rgba(241, 245, 249, 0.5);
    top: 15%;
    left: 20%;
    opacity: 0;
    transition: all 2s ease;
}

.moon.visible {
    opacity: 1;
}

.clouds {
    position: relative;
    width: 100%;
    height: 100%;
}

.cloud {
    position: absolute;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 100px;
    animation: floatCloud 60s infinite linear;
}

.cloud::before,
.cloud::after {
    content: '';
    position: absolute;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 100px;
}

.cloud-1 {
    width: 100px;
    height: 40px;
    top: 20%;
    left: -100px;
}

.cloud-1::before {
    width: 50px;
    height: 50px;
    top: -25px;
    left: 10px;
}

.cloud-1::after {
    width: 60px;
    height: 40px;
    top: -15px;
    right: 10px;
}

.cloud-2 {
    width: 120px;
    height: 45px;
    top: 40%;
    left: -150px;
    animation-delay: -20s;
}

.cloud-2::before {
    width: 55px;
    height: 55px;
    top: -28px;
    left: 15px;
}

.cloud-2::after {
    width: 70px;
    height: 45px;
    top: -18px;
    right: 15px;
}

.cloud-3 {
    width: 90px;
    height: 35px;
    top: 60%;
    left: -120px;
    animation-delay: -40s;
}

.cloud-3::before {
    width: 45px;
    height: 45px;
    top: -22px;
    left: 12px;
}

.cloud-3::after {
    width: 55px;
    height: 35px;
    top: -13px;
    right: 12px;
}

@keyframes floatCloud {
    from { transform: translateX(0); }
    to { transform: translateX(calc(100vw + 200px)); }
}

/* Town Buildings */
.town {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30%;
    display: flex;
    align-items: flex-end;
    justify-content: space-evenly;
    padding: 0 20px;
    gap: 10px;
    flex-wrap: nowrap;
    overflow: visible;
}

.building {
    background: linear-gradient(to bottom, #7c3aed 0%, #6d28d9 100%);
    border-radius: 5px 5px 0 0;
    position: relative;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.3);
    flex-shrink: 0;
    flex-grow: 0;
    display: block;
}

.building::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 10%;
    width: 80%;
    height: 20px;
    background: repeating-linear-gradient(
        90deg,
        #fbbf24,
        #fbbf24 8px,
        transparent 8px,
        transparent 18px
    );
}

.building-1 {
    width: 80px;
    height: 120px;
}

.building-2 {
    width: 60px;
    height: 90px;
    background: linear-gradient(to bottom, #ef4444 0%, #dc2626 100%);
}

.building-3 {
    width: 70px;
    height: 140px;
}

.building-4 {
    width: 90px;
    height: 100px;
    background: linear-gradient(to bottom, #f59e0b 0%, #d97706 100%);
}

.building-5 {
    width: 65px;
    height: 110px;
    background: linear-gradient(to bottom, #10b981 0%, #059669 100%);
}

.tower {
    width: 40px;
    height: 180px;
    background: linear-gradient(to bottom, #64748b 0%, #475569 100%);
    border-radius: 20px 20px 0 0;
    flex-grow: 0;
    display: block;
    position: relative;
    flex-shrink: 0;
}

.tower::before {
    content: '';
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 25px solid transparent;
    border-right: 25px solid transparent;
    border-bottom: 40px solid #475569;
}

.church {
    width: 100px;
    height: 150px;
    background: linear-gradient(to bottom, #8b5cf6 0%, #7c3aed 100%);
    border-radius: 10px 10px 0 0;
    flex-grow: 0;
    display: block;
    position: relative;
    flex-shrink: 0;
}

.church::before {
    content: '';
    position: absolute;
    top: -50px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 50px solid transparent;
    border-right: 50px solid transparent;
    border-bottom: 60px solid #7c3aed;
}

/* Wall Clock */
.wall-clock {
    position: absolute;
    width: 80px;
    height: 80px;
    z-index: 12;
    transition: all 0.3s ease;
}

/* Top positions (on top shelf wooden back) */
.wall-clock.top-left {
    top: 10px;
    left: 20px;
}

.wall-clock.top-center-left {
    top: 10px;
    left: calc(20% - 40px);
}

.wall-clock.top-center {
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
}

.wall-clock.top-center-right {
    top: 10px;
    right: calc(20% - 40px);
}

.wall-clock.top-right {
    top: 10px;
    right: 20px;
}

/* Left positions (on left shelves wooden back) */
.wall-clock.left-top {
    top: 130px;
    left: 10px;
}

.wall-clock.left-center-top {
    top: calc(30% + 60px);
    left: 10px;
}

.wall-clock.left-center {
    top: 50%;
    left: 10px;
    transform: translateY(-50%);
}

.wall-clock.left-center-bottom {
    bottom: calc(30% + 60px);
    left: 10px;
}

.wall-clock.left-bottom {
    bottom: 130px;
    left: 10px;
}

/* Right positions (on right shelves wooden back) */
.wall-clock.right-top {
    top: 130px;
    right: 10px;
}

.wall-clock.right-center-top {
    top: calc(30% + 60px);
    right: 10px;
}

.wall-clock.right-center {
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
}

.wall-clock.right-center-bottom {
    bottom: calc(30% + 60px);
    right: 10px;
}

.wall-clock.right-bottom {
    bottom: 130px;
    right: 10px;
}

/* Bottom positions (on bottom shelf wooden back) */
.wall-clock.bottom-left {
    bottom: 10px;
    left: 20px;
}

.wall-clock.bottom-center-left {
    bottom: 10px;
    left: calc(20% - 40px);
}

.wall-clock.bottom-center {
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
}

.wall-clock.bottom-center-right {
    bottom: 10px;
    right: calc(20% - 40px);
}

.wall-clock.bottom-right {
    bottom: 10px;
    right: 20px;
}

.clock-face {
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, #f5deb3 0%, #d2b48c 100%);
    border-radius: 50%;
    border: 8px solid #8B4513;
    position: relative;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4), inset 0 2px 10px rgba(0, 0, 0, 0.2);
}

.clock-hand {
    position: absolute;
    bottom: 50%;
    left: 50%;
    transform-origin: bottom center;
    background: #3e2723;
    border-radius: 10px 10px 0 0;
}

.hour-hand {
    width: 6px;
    height: 35px;
    margin-left: -3px;
    z-index: 3;
}

.minute-hand {
    width: 4px;
    height: 50px;
    margin-left: -2px;
    z-index: 4;
}

.second-hand {
    width: 2px;
    height: 55px;
    margin-left: -1px;
    background: #dc2626;
    z-index: 5;
}

.clock-center {
    position: absolute;
    width: 12px;
    height: 12px;
    background: #3e2723;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 6;
}

/* Settings Panel */
.settings-panel {
    position: fixed;
    top: 0;
    right: -450px;
    width: 450px;
    height: 100vh;
    background: linear-gradient(135deg, #2d1b00 0%, #1a1106 100%);
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.5);
    z-index: 999;
    transition: right 0.3s ease;
    overflow-y: auto;
    color: #f5deb3;
}

.settings-panel.open {
    right: 0;
}

.settings-header {
    position: sticky;
    top: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: rgba(101, 67, 33, 0.95);
    border-bottom: 2px solid #654321;
    z-index: 10;
    backdrop-filter: blur(10px);
}

.settings-header h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
}

.header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.save-close-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(34, 197, 94, 0.2);
    color: #f5deb3;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.save-close-btn:hover {
    background: rgba(34, 197, 94, 0.4);
    transform: scale(1.1);
}

.close-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(220, 38, 38, 0.2);
    color: #f5deb3;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    background: rgba(220, 38, 38, 0.4);
    transform: rotate(90deg);
}

.settings-content {
    padding: 20px;
}

.settings-section {
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(101, 67, 33, 0.2);
    border-radius: 10px;
    border: 1px solid #654321;
}

.settings-section h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    font-size: 18px;
    color: #fbbf24;
}

.setting-item {
    margin-bottom: 15px;
}

.setting-item label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
}

.setting-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.setting-item input[type="number"],
.setting-item input[type="text"],
.setting-item select {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    background: rgba(101, 67, 33, 0.3);
    border: 1px solid #654321;
    border-radius: 5px;
    color: #f5deb3;
    font-size: 14px;
}

.setting-item input[type="text"]:focus,
.setting-item input[type="number"]:focus,
.setting-item select:focus {
    outline: none;
    border-color: #fbbf24;
}

/* Icon Selector */
.icon-selector {
    position: relative;
    display: flex;
    gap: 10px;
    align-items: center;
}

.icon-selector input[type="text"] {
    flex: 1;
}

.icon-preview {
    width: 40px;
    height: 40px;
    background: rgba(101, 67, 33, 0.4);
    border: 1px solid #654321;
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fbbf24;
}

.icon-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 40px;
    max-height: 300px;
    overflow-y: auto;
    background: rgba(45, 27, 0, 0.98);
    border: 1px solid #654321;
    border-radius: 5px;
    margin-top: 5px;
    z-index: 1000;
    display: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.icon-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    cursor: pointer;
    transition: background 0.2s ease;
    color: #f5deb3;
}

.icon-option:hover {
    background: rgba(251, 191, 36, 0.2);
}

.icon-option.no-results {
    cursor: default;
    color: #9ca3af;
    font-style: italic;
}

.icon-option.no-results:hover {
    background: transparent;
}

.icon-option i {
    width: 20px;
    height: 20px;
    color: #fbbf24;
}

.icon-option span {
    font-size: 14px;
}

/* Icon Dropdown Scrollbar */
.icon-dropdown::-webkit-scrollbar {
    width: 6px;
}

.icon-dropdown::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}

.icon-dropdown::-webkit-scrollbar-thumb {
    background: #654321;
    border-radius: 3px;
}

.icon-dropdown::-webkit-scrollbar-thumb:hover {
    background: #8B4513;
}

.custom-item {
    background: rgba(101, 67, 33, 0.3);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    border: 1px solid #654321;
}

.custom-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.item-actions {
    display: flex;
    gap: 5px;
    align-items: center;
}

.move-item-btn {
    background: rgba(59, 130, 246, 0.3);
    border: none;
    color: #f5deb3;
    padding: 5px 8px;
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    width: 32px;
    height: 32px;
}

.move-item-btn:hover:not(:disabled) {
    background: rgba(59, 130, 246, 0.5);
}

.move-item-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.move-item-btn i {
    width: 16px;
    height: 16px;
}

.delete-item-btn {
    background: rgba(220, 38, 38, 0.3);
    border: none;
    color: #f5deb3;
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.3s ease;
}

.delete-item-btn:hover {
    background: rgba(220, 38, 38, 0.5);
}

.add-item-btn {
    width: 100%;
    padding: 12px;
    background: rgba(34, 197, 94, 0.3);
    border: 1px solid #059669;
    border-radius: 8px;
    color: #f5deb3;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.add-item-btn:hover {
    background: rgba(34, 197, 94, 0.5);
}

.save-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(5, 150, 105, 0.3);
}

.save-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(5, 150, 105, 0.5);
}

.settings-footer {
    padding: 20px;
    background: rgba(101, 67, 33, 0.2);
    border-top: 2px solid #654321;
    display: flex;
    gap: 10px;
    justify-content: space-between;
}

.cancel-btn {
    background: rgba(220, 38, 38, 0.2);
    border: none;
    color: #f5deb3;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.cancel-btn:hover {
    background: rgba(220, 38, 38, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 38, 38, 0.4);
}

/* Scrollbar Styling */
.settings-panel::-webkit-scrollbar {
    width: 8px;
}

.settings-panel::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
}

.settings-panel::-webkit-scrollbar-thumb {
    background: #654321;
    border-radius: 4px;
}

.settings-panel::-webkit-scrollbar-thumb:hover {
    background: #8B4513;
}

/* Thermometer Styles */
.thermometer {
    position: absolute;
    top: 15%;
    right: 15%;
    z-index: 15;
    cursor: move;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.5));
    display: flex;
    flex-direction: column;
    align-items: center;
}

.thermometer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.thermometer-body {
    width: 30px;
    height: 150px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.1));
    border: 3px solid #666;
    border-radius: 15px 15px 0 0;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
}

.thermometer-mercury {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 50%;
    background: linear-gradient(to top, #ff0000, #ff6666);
    border-radius: 6px;
    transition: height 0.5s ease;
}

.thermometer-scale {
    position: absolute;
    top: 0;
    right: -25px;
    height: 100%;
    width: 20px;
    font-size: 10px;
    color: #fff;
}

.thermometer-bulb {
    width: 40px;
    height: 40px;
    background: radial-gradient(circle, #ff0000, #cc0000);
    border: 3px solid #666;
    border-radius: 50%;
    margin-top: -3px;
}

.thermometer-reading {
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: bold;
    white-space: nowrap;
    margin-bottom: 8px;
}

/* Brick Wall Mode */
.bookcase.brick-wall-mode .bookcase-frame {
    background: repeating-linear-gradient(
        0deg,
        var(--brick-color, #8B4513) 0px,
        var(--brick-color, #8B4513) 20px,
        #654321 20px,
        #654321 22px
    ),
    repeating-linear-gradient(
        90deg,
        var(--brick-color, #8B4513) 0px,
        var(--brick-color, #8B4513) 60px,
        #654321 60px,
        #654321 62px
    );
}

.bookcase.brick-wall-mode .shelf,
.bookcase.brick-wall-mode .shelf-back {
    background: repeating-linear-gradient(
        0deg,
        var(--brick-color, #8B4513) 0px,
        var(--brick-color, #8B4513) 20px,
        #654321 20px,
        #654321 22px
    ),
    repeating-linear-gradient(
        90deg,
        var(--brick-color, #8B4513) 0px,
        var(--brick-color, #8B4513) 60px,
        #654321 60px,
        #654321 62px
    );
}

.bookcase.brick-wall-mode .beam {
    background: var(--brick-color, #8B4513);
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.5);
}

/* Nature Mode */
.scene.nature-mode {
    background: linear-gradient(to bottom, 
        var(--sky-color, #87CEEB) 0%,
        var(--sky-color, #87CEEB) 50%,
        #90EE90 50%,
        #228B22 100%
    );
}

.scene.nature-mode::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: 
        radial-gradient(ellipse at 20% 100%, #228B22 0%, transparent 50%),
        radial-gradient(ellipse at 50% 100%, #2F4F2F 0%, transparent 60%),
        radial-gradient(ellipse at 80% 100%, #006400 0%, transparent 50%);
    pointer-events: none;
}

.scene.nature-mode::after {
    content: '🌲';
    position: absolute;
    bottom: 20%;
    left: 20%;
    font-size: 60px;
    opacity: 0.8;
}

        height: 95vh;
    }

    .settings-panel {
        width: 100%;
        right: -100%;
    }
}