:root{--bg-base: #0a0a0a;--bg-surface: #141414;--bg-elevated: #1c1c1c;--bg-hover: #262626;--bg-overlay: rgba(0, 0, 0, .75);--border-subtle: rgba(255, 255, 255, .06);--border-default: rgba(255, 255, 255, .1);--border-focus: rgba(14, 165, 233, .5);--text-primary: rgba(255, 255, 255, .9);--text-secondary: rgba(255, 255, 255, .55);--text-tertiary: rgba(255, 255, 255, .35);--accent: #0ea5e9;--accent-hover: #38bdf8;--accent-subtle: rgba(14, 165, 233, .15);--success: #22c55e;--success-hover: #16a34a;--warning: #f59e0b;--error: #ef4444;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs: 11px;--font-size-sm: 13px;--font-size-base: 14px;--font-size-lg: 16px;--font-size-xl: 20px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--transition-fast: .12s ease;--transition-base: .2s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.text-primary{color:var(--text-primary)}.text-secondary{color:var(--text-secondary)}.text-tertiary{color:var(--text-tertiary)}.card{background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);transition:border-color var(--transition-base),box-shadow var(--transition-base)}.card:hover{border-color:var(--border-default)}.input,.select{padding:10px 12px;font-size:var(--font-size-base);font-family:var(--font-family);background:var(--bg-elevated);color:var(--text-primary);border:1px solid var(--border-default);border-radius:var(--radius-sm);outline:none;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.input:focus,.select:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #0ea5e91f}.input::placeholder{color:var(--text-tertiary)}.select{padding:6px 10px;font-size:var(--font-size-sm);color-scheme:dark}.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:6px 14px;font-size:var(--font-size-sm);font-family:var(--font-family);font-weight:500;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition-fast);text-decoration:none}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{display:inline-flex;align-items:center;justify-content:center;padding:6px 14px;font-size:var(--font-size-sm);font-family:var(--font-family);background:transparent;color:var(--text-secondary);border:1px solid var(--border-default);border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast)}.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary);border-color:#ffffff26}.btn-ghost:disabled{opacity:.5;cursor:not-allowed}.btn-success{display:inline-flex;align-items:center;justify-content:center;padding:6px 14px;font-size:var(--font-size-sm);font-family:var(--font-family);font-weight:500;background:var(--success);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition-fast)}.btn-success:hover{background:var(--success-hover)}.btn-success:disabled{opacity:.5;cursor:not-allowed}.btn-toggle{padding:4px 10px;font-size:var(--font-size-xs);font-family:var(--font-family);background:transparent;color:var(--text-secondary);border:1px solid var(--border-default);border-radius:4px;cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast)}.btn-toggle:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-toggle.active{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-toggle:disabled{opacity:.5;cursor:not-allowed}.sidebar-item{padding:10px 20px;cursor:pointer;color:var(--text-secondary);font-size:var(--font-size-base);transition:background var(--transition-fast),color var(--transition-fast);border-left:3px solid transparent}.sidebar-item:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar-item.active{background:var(--accent-subtle);color:var(--text-primary);font-weight:600;border-left-color:var(--accent)}.image-card{position:relative;border-radius:var(--radius-md);overflow:hidden;cursor:pointer;transition:transform var(--transition-base),box-shadow var(--transition-base)}.image-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0006}.image-card img{width:100%;height:240px;object-fit:cover;display:block}.image-card .overlay{position:absolute;bottom:0;left:0;right:0;padding:32px 14px 12px;background:linear-gradient(transparent,#000000bf);display:flex;justify-content:space-between;align-items:flex-end}.image-card .overlay .meta .name{font-weight:600;font-size:var(--font-size-base);color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.5);word-break:break-all}.image-card .overlay .meta .date{font-size:var(--font-size-xs);color:#ffffffa6;margin-top:2px}.image-card .overlay .download-btn{background:#ffffff26;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.2);color:#fff;padding:5px 10px;border-radius:var(--radius-sm);font-size:var(--font-size-xs);cursor:pointer;transition:background var(--transition-fast);flex-shrink:0}.image-card .overlay .download-btn:hover{background:#ffffff40}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}