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

body {
    font-family: 'Noto Sans', sans-serif;
    margin: 0;
    background-color: white;
    background-image: url('background-light.png');
    background-position: 50px center;
    background-repeat: no-repeat;
    background-size: auto 80%;
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    transition: background-color 0.6s ease, background-image 0.6s ease;
}

/* Dark Mode */
body.dark-mode {
    background-color: #1a1a1a;
    background-image: url('background-dark.png');
}

body.dark-mode .cat-decoration,
body.dark-mode .plant-decoration {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.5))
            drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
    transition: filter 0.6s ease;
}

body.dark-mode .plant-decoration {
    content: url('flower.gif');
    left: 5px;
    width: 120px;
}

body.dark-mode .add-note-btn {
    background: white;
    transition: background 0.6s ease;
}

body.dark-mode .add-note-btn span {
    color: black;
    transition: color 0.6s ease;
}

/* Lamp Hotspot */
.lamp-hotspot {
    position: fixed;
    left: 240px;
    top: 80px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    background: transparent;
    transition: background-color 0.3s ease;
}

.lamp-hotspot.disabled {
    pointer-events: none;
}

.lamp-hotspot:hover {
    background-color: rgba(100, 100, 100, 0.25);
    animation: lamp-ripple 1.5s ease-out infinite;
}

@keyframes lamp-ripple {
    0% {
        box-shadow: 0 0 0 0 rgba(100, 100, 100, 0.4);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(100, 100, 100, 0.2);
    }
    100% {
        box-shadow: 0 0 0 30px rgba(100, 100, 100, 0);
    }
}

/* Pixel Box */
.pixel-box {
    position: fixed;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    width: 401px;
    height: 401px;
    background: rgba(250, 250, 250, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(200, 200, 200, 0.8);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    display: grid;
    grid-template-columns: repeat(10, 40px);
    grid-template-rows: repeat(10, 40px);
    gap: 0;
    z-index: 5;
    padding: 0;
    overflow: hidden;
}

.pixel-cell {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    z-index: 2;
    border-right: 1px solid rgba(180, 180, 180, 0.5);
    border-bottom: 1px solid rgba(180, 180, 180, 0.5);
    box-sizing: border-box;
}

.pixel-cell:nth-child(10n) {
    border-right: none;
}

.pixel-cell:nth-child(n + 91) {
    border-bottom: none;
}

.pixel-cell:hover {
    background-color: rgba(0, 0, 0, 0.05);
    transform: scale(1.1);
}

.pixel-cell[draggable="true"] {
    cursor: grab;
}

.pixel-cell[draggable="true"]:active {
    cursor: grabbing;
}

.scene {
    position: relative;
    width: 100vw;
    min-height: 100vh;
    z-index: 1;
}

/* Cat and Plant Decorations */
.cat-decoration {
    position: fixed;
    bottom: 210px;
    left: 440px;
    width: 200px;
    height: auto;
    z-index: 2;
    cursor: pointer;
    transition: transform 0.3s ease, filter 0.6s ease;
    pointer-events: auto;
}

.cat-decoration:hover {
    animation: catWiggle 0.5s ease-in-out;
}

@keyframes catWiggle {
    0%, 100% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(-3deg) scale(1.03);
    }
    50% {
        transform: rotate(3deg) scale(1.05);
    }
    75% {
        transform: rotate(-2deg) scale(1.03);
    }
}

.plant-decoration {
    position: fixed;
    bottom: 180px;
    left: 30px;
    width: 140px;
    height: auto;
    z-index: 2;
    pointer-events: auto;
    cursor: pointer;
    transition: filter 0.5s ease;
    animation: breathe 4s ease-in-out infinite;
}

.plant-decoration:hover {
    filter: brightness(1.3) saturate(1.2);
    animation: none;
}

@keyframes breathe {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

.star-decoration {
    position: fixed;
    top: 0px;
    left: 510px;
    width: 180px;
    height: auto;
    z-index: 2;
    pointer-events: none;
    display: none;
}

body.dark-mode .star-decoration {
    display: block;
}

/* Sticky Note */
.sticky-note {
    position: fixed;
    bottom: 100px;
    left: 40px;
    transform: rotate(-2deg) scale(0.9) translateY(20px);
    width: 250px;
    background: white;
    padding: 18px;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    z-index: 500;
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.sticky-note.visible {
    opacity: 1;
    pointer-events: auto;
    transform: rotate(-2deg) scale(1) translateY(0);
}

.sticky-note.display-mode {
    transform: rotate(-2deg);
}

.sticky-note.crumpling {
    animation: realCrumple 1.2s cubic-bezier(0.68, -0.55, 0.265, 1.55) forwards;
}

@keyframes realCrumple {
    0% {
        transform: rotate(-2deg) scale(1, 1);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    }
    15% {
        transform: rotate(8deg) scale(0.95, 1.05);
    }
    30% {
        transform: rotate(-12deg) scale(1.08, 0.88);
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    }
    45% {
        transform: rotate(15deg) scale(0.82, 1.12);
    }
    60% {
        transform: rotate(-18deg) scale(1.15, 0.75);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    }
    75% {
        transform: rotate(25deg) scale(0.65, 0.95);
    }
    85% {
        transform: rotate(-10deg) scale(0.55, 0.85);
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
    }
    100% {
        transform: rotate(5deg) scale(0.25, 0.3);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
        border-radius: 50%;
    }
}

.sticky-note.throwing {
    pointer-events: none;
}

/* Particle explosion */
.particle {
    position: fixed;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
}

@keyframes particleExplode {
    0% {
        opacity: 1;
        transform: translate(0, 0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translate(var(--tx), var(--ty)) scale(0);
    }
}

#noteInput {
    width: 100%;
    height: 120px;
    border: 2px solid #e0e0e0;
    background: white;
    font-size: 20px;
    font-family: 'Reenie Beanie', cursive;
    resize: none;
    outline: none;
    color: #333;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 16px;
}

#noteInput::placeholder {
    color: #999;
}

.drawing-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.drawing-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.drawing-header label {
    font-size: 11px;
    font-weight: 500;
    color: #333;
}

.drawing-actions {
    display: flex;
    gap: 8px;
}

#drawingCanvas {
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    cursor: crosshair;
    background: white;
    width: 100%;
}

.upload-image-btn,
.clear-canvas-btn {
    padding: 5px 10px;
    background: #f0f0f0;
    border: none;
    border-radius: 6px;
    font-size: 10px;
    cursor: pointer;
    transition: background 0.2s ease;
    font-family: 'Noto Sans', sans-serif;
}

.upload-image-btn:hover,
.clear-canvas-btn:hover {
    background: #e0e0e0;
}

.sticky-close-btn-edit {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 32px;
    height: 32px;
    background: #333;
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    z-index: 10;
}

.sticky-close-btn-edit:hover {
    background: #000;
    transform: scale(1.1);
}

.let-go-btn {
    background: #ff6b6b;
    color: white;
    margin-top: 16px;
}

.let-go-btn:hover {
    background: #ff5252;
}

#displayCanvas {
    margin-bottom: 16px;
    border-radius: 8px;
}

.create-btn {
    width: 100%;
    padding: 12px 24px;
    background: #333;
    color: white;
    border: none;
    border-radius: 8px;
    font-family: 'Noto Sans', sans-serif;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.create-btn:hover {
    background: #000;
}

.create-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* Sticky Display Mode */
.sticky-display-mode {
    position: relative;
}

.sticky-note-text {
    font-size: 22px;
    font-family: 'Reenie Beanie', cursive;
    color: #333;
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
    min-height: 120px;
    margin: 0;
}

.sticky-close-btn {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 32px;
    height: 32px;
    background: #333;
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.sticky-close-btn:hover {
    background: #000;
    transform: scale(1.1);
}

/* Add Note Button */
.add-note-btn {
    position: fixed;
    bottom: 40px;
    left: 40px;
    width: 50px;
    height: 50px;
    background: #080808;
    border: none;
    border-radius: 50%;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.6s ease;
    z-index: 100;
}

.add-note-btn:hover {
    transform: scale(1.15) rotate(90deg);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.add-note-btn span {
    font-size: 32px;
    color: white;
    font-weight: normal;
    transition: color 0.6s ease;
}

/* Flower Garden */
.flower-garden {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 5;
    display: none;
}

.flower {
    position: absolute;
    cursor: pointer;
    pointer-events: auto;
    transition: transform 0.2s ease;
    width: 50px;
    height: 50px;
    display: none;
    align-items: center;
    justify-content: center;
}

.flower:hover {
    transform: scale(1.1);
}

.flower img {
    width: 60px;
    height: 60px;
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.15));
}

/* Note Popover */
.note-modal {
    position: fixed;
    right: 460px;
    top: 50%;
    transform: translateY(-50%) scale(0.95);
    width: 240px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 16px;
}

.note-modal.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(-50%) scale(1);
}

.modal-content {
    position: relative;
}

.modal-content .sticky-close-btn-edit {
    position: absolute;
    top: -34px;
    right: -34px;
}

.modal-date {
    font-size: 12px;
    color: #999;
    text-align: left;
    margin-bottom: 12px;
}

.modal-note-text {
    font-size: 22px;
    line-height: 1.3;
    color: #000;
    font-family: 'Reenie Beanie', cursive;
    margin-bottom: 8px;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.modal-flower {
    display: flex;
    justify-content: center;
    margin-bottom: 12px;
}

.modal-flower canvas {
    width: 180px;
    height: 180px;
    border-radius: 8px;
}

/* Inspirational Quote Tooltip */
.quote-tooltip {
    position: fixed;
    bottom: 390px;
    left: 420px;
    background: #080808;
    padding: 8px 12px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    font-family: 'Reenie Beanie', cursive;
    font-size: 18px;
    color: white;
    max-width: 220px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), background 0.6s ease, color 0.6s ease;
    z-index: 1000;
    line-height: 1.15;
}

.quote-tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

.quote-tooltip::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid #080808;
    transition: border-top-color 0.6s ease;
}

body.dark-mode .quote-tooltip {
    background: white;
    color: #080808;
    transition: background 0.6s ease, color 0.6s ease;
}

body.dark-mode .quote-tooltip::after {
    border-top-color: white;
    transition: border-top-color 0.6s ease;
}

/* Click Effects */
.click-effect {
    position: fixed;
    pointer-events: none;
    z-index: 9999;
}

/* Flower Bloom */
.flower-bloom {
    animation: bloomFade 1.2s ease-out forwards;
}

@keyframes bloomFade {
    0% {
        transform: scale(0.5);
        opacity: 0;
    }
    50% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(1.2);
        opacity: 0;
    }
}

/* Flower Trail */
.flower-trail {
    animation: trailFade 0.8s ease-out forwards;
}

@keyframes trailFade {
    0% {
        transform: scale(0.8);
        opacity: 0.6;
    }
    100% {
        transform: scale(0.5);
        opacity: 0;
    }
}

/* Flower Trail */
.flower-trail {
    animation: trailFade 0.8s ease-out forwards;
}

@keyframes trailFade {
    0% {
        transform: scale(0.8);
        opacity: 0.6;
    }
    100% {
        transform: scale(0.5);
        opacity: 0;
    }
}