:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}body{overflow:hidden;touch-action:none}.puzzle-container{width:100vw;position:absolute;inset:0;display:flex;flex-direction:column;background:linear-gradient(135deg,#6b4423,#8b5a3c,sienna,#8b5a3c,#6b4423)}.toolbar{background:linear-gradient(to bottom,#2c1810,#3d2416);border-bottom:4px solid #1a0f08;box-shadow:0 4px 20px #00000080;display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:relative;z-index:10}.toolbar-left,.toolbar-right{display:flex;align-items:center;gap:16px}.toolbar h1{font-size:28px;font-weight:700;color:#fef3c7;font-family:Georgia,serif;text-shadow:2px 2px 4px rgba(0,0,0,.5)}.upload-button{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px;background:#b45309;color:#fef3c7;border-radius:8px;cursor:pointer;font-weight:600;font-family:Georgia,serif;box-shadow:0 4px 6px #0000004d;transition:all .2s;min-width:40px;min-height:40px}.upload-button:hover{background:#c2410c;transform:scale(1.05);box-shadow:0 6px 12px #0006}.loading-text{color:#fcd34d;font-size:14px}.toolbar-right label{color:#fef3c7;font-weight:600;font-family:Georgia,serif}.toolbar-right select{padding:8px 12px;background:#92400e;color:#fef3c7;border:2px solid #b45309;border-radius:8px;font-weight:600;font-family:Georgia,serif;cursor:pointer;transition:background .2s}.toolbar-right select:hover{background:#b45309}.table{flex:1;position:relative;overflow:hidden;background:linear-gradient(135deg,#6b4423,#8b5a3c,sienna,#8b5a3c,#6b4423)}.welcome-message{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}.welcome-box{text-align:center;padding:48px;background:linear-gradient(135deg,#16653466,#14532d99);border-radius:24px;box-shadow:0 20px 60px #00000080;border:4px solid rgba(20,83,45,.5);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.welcome-box svg{color:#fcd34d;opacity:.6;margin:0 auto 24px}.welcome-title{font-size:32px;color:#fef3c7;margin-bottom:12px;font-family:Georgia,serif;text-shadow:2px 2px 4px rgba(0,0,0,.5)}.welcome-subtitle{font-size:18px;color:#fcd34d;opacity:.8;font-family:Georgia,serif}.gallery-modal{position:fixed;inset:0;background:#000000d9;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.gallery-content{background:linear-gradient(135deg,#6b4423,#8b5a3c);border-radius:16px;width:100%;max-height:90vh;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 20px 60px #00000080}.gallery-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:2px solid rgba(254,243,199,.2)}.gallery-header h2{color:#fef3c7;font-family:Georgia,serif;font-size:24px;margin:0}.close-button{background:none;border:none;color:#fef3c7;font-size:36px;cursor:pointer;padding:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:background .2s}.close-button:hover{background:#fef3c71a}.gallery-grid{overflow-y:auto;padding:20px;display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px;max-height:calc(90vh - 100px)}.gallery-item{aspect-ratio:1;border-radius:12px;overflow:hidden;cursor:pointer;transition:all .2s;box-shadow:0 4px 8px #0000004d;border:3px solid transparent}.gallery-item:hover{transform:scale(1.05);box-shadow:0 8px 16px #00000080;border-color:#fcd34d}.gallery-item img{width:100%;height:100%;object-fit:cover;display:block}.gallery-upload{background:linear-gradient(135deg,#b45309,#92400e);display:flex;align-items:center;justify-content:center;border:3px dashed #fcd34d}.gallery-upload:hover{background:linear-gradient(135deg,#c2410c,#b45309);border-color:#fbbf24;border-style:solid}.gallery-upload-content{display:flex;flex-direction:column;align-items:center;gap:8px;color:#fef3c7;font-family:Georgia,serif;font-weight:600;font-size:14px;text-align:center}.gallery-empty{grid-column:1 / -1;text-align:center;padding:60px 20px;color:#fef3c7}.gallery-empty p{font-size:18px;margin:10px 0;font-family:Georgia,serif}.gallery-hint{opacity:.7;font-size:14px}@media(max-width:768px){.gallery-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px}.gallery-header h2{font-size:20px}}body.dark-mode,body.dark-mode .puzzle-container{background:linear-gradient(135deg,#1a1a1a,#2d2d2d)}body.dark-mode .toolbar{background:linear-gradient(135deg,#2d2d2d,#1a1a1a);border-bottom:2px solid #3d3d3d}body.dark-mode .toolbar h1{color:#e0e0e0;text-shadow:2px 2px 4px rgba(0,0,0,.5)}body.dark-mode .toolbar label{color:silver}body.dark-mode .upload-button{background:linear-gradient(135deg,#3d3d3d,#2d2d2d);color:#e0e0e0;border:2px solid #4d4d4d}body.dark-mode .upload-button:hover{background:linear-gradient(135deg,#4d4d4d,#3d3d3d);border-color:#6d6d6d;transform:translateY(-2px)}body.dark-mode select{background:#2d2d2d;color:#e0e0e0;border:2px solid #4d4d4d}body.dark-mode select:hover{border-color:#6d6d6d}body.dark-mode .table{background:linear-gradient(135deg,#2d2d2d,#1a1a1a)}body.dark-mode .table>div{background:radial-gradient(circle at center,#5050504d,#3c3c3c66);box-shadow:inset 0 0 100px #0000004d,inset 0 0 20px #0003}body.dark-mode .welcome-title{color:#e0e0e0}body.dark-mode .welcome-subtitle{color:#a0a0a0}body.dark-mode .gallery-modal{background:#000000e6}body.dark-mode .gallery-content{background:linear-gradient(135deg,#2d2d2d,#1a1a1a)}body.dark-mode .gallery-header{border-bottom:2px solid rgba(80,80,80,.3)}body.dark-mode .gallery-header h2,body.dark-mode .close-button{color:#e0e0e0}body.dark-mode .close-button:hover{background:#50505033}body.dark-mode .gallery-item{border:3px solid rgba(80,80,80,.3)}body.dark-mode .gallery-item:hover{border-color:#a0a0a0}body.dark-mode .gallery-upload{background:linear-gradient(135deg,#3d3d3d,#2d2d2d);border:3px dashed #6d6d6d}body.dark-mode .gallery-upload:hover{background:linear-gradient(135deg,#4d4d4d,#3d3d3d);border-color:#8d8d8d}body.dark-mode .gallery-upload-content{color:#e0e0e0}body.dark-mode .gallery-empty{color:silver}