*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--bg: #0a0a0a;--bg-raised: #111111;--bg-hover: #1a1a1a;--bg-column: #141414;--border: #222222;--text: #ededed;--text-secondary: #888888;--text-tertiary: #555555;--white: #ffffff;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--accent: #3b82f6;--accent-hover: #2563eb;--transition: .2s ease}body{font-family:var(--font);background:var(--bg);color:var(--text);height:100vh;overflow:hidden}#root{height:100vh}.home-screen{display:flex;align-items:center;justify-content:center;height:100vh;padding:16px}.home-card{background:var(--bg-raised);border:1px solid var(--border);border-radius:12px;padding:48px;text-align:center;width:100%;max-width:420px}.home-logo{color:var(--accent);margin-bottom:16px}.home-card h1{font-size:24px;font-weight:700;color:var(--white);margin-bottom:8px}.home-card>p{color:var(--text-secondary);font-size:14px;margin-bottom:28px}.btn-primary{width:100%;background:var(--accent);color:var(--white);border:none;border-radius:8px;padding:12px;font-family:var(--font);font-size:14px;font-weight:600;cursor:pointer;transition:background var(--transition)}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.divider{display:flex;align-items:center;gap:12px;margin:24px 0}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.divider span{font-size:12px;color:var(--text-tertiary);white-space:nowrap}.join-form{display:flex;gap:8px}.join-form input{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 14px;color:var(--text);font-family:var(--font);font-size:14px;outline:none;transition:border-color var(--transition)}.join-form input:focus{border-color:var(--accent)}.btn-secondary{background:var(--bg-hover);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:10px 16px;font-family:var(--font);font-size:14px;font-weight:500;cursor:pointer;transition:all var(--transition);flex-shrink:0}.btn-secondary:hover:not(:disabled){border-color:var(--accent);color:var(--white)}.btn-secondary:disabled{opacity:.4;cursor:not-allowed}.powered-by{margin-top:24px;font-size:12px;color:var(--text-tertiary)}.powered-by a{color:var(--accent);text-decoration:none}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:12px;color:var(--text-secondary);font-size:14px}.spinner{width:24px;height:24px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.board-wrapper{display:flex;flex-direction:column;height:100vh}.board-header{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-bottom:1px solid var(--border);background:var(--bg-raised);flex-shrink:0;gap:12px}.board-header-left{display:flex;align-items:center;gap:12px;min-width:0}.board-header-right{display:flex;align-items:center;gap:12px;flex-shrink:0}.board-name{font-size:18px;font-weight:700;color:var(--white);cursor:default;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.board-name-input{background:var(--bg);border:1px solid var(--accent);border-radius:6px;padding:4px 10px;color:var(--white);font-family:var(--font);font-size:18px;font-weight:700;outline:none;width:240px}.btn-icon{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:none;border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition);flex-shrink:0}.btn-icon:hover{border-color:var(--text-tertiary);color:var(--text)}.btn-share{display:flex;align-items:center;gap:6px;background:var(--bg-hover);border:1px solid var(--border);border-radius:6px;padding:6px 12px;color:var(--text-secondary);font-family:var(--font);font-size:13px;cursor:pointer;transition:all var(--transition)}.btn-share:hover{border-color:var(--accent);color:var(--white)}.active-users{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-secondary);background:var(--bg-hover);padding:5px 10px;border-radius:12px}.status-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.status-dot.online{background:#22c55e}.status-dot.offline{background:var(--text-tertiary)}.board-content{flex:1;overflow-x:auto;overflow-y:hidden;padding:20px}.columns-container{display:flex;gap:16px;align-items:flex-start;height:100%}.column{width:280px;min-width:280px;background:var(--bg-column);border:1px solid var(--border);border-radius:10px;display:flex;flex-direction:column;max-height:calc(100vh - 120px)}.column.drag-overlay{opacity:.9;box-shadow:0 8px 32px #00000080;cursor:grabbing}.column-header{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;cursor:grab;flex-shrink:0}.column-title{font-size:14px;font-weight:600;color:var(--white);cursor:grab}.column-title-input{background:var(--bg);border:1px solid var(--accent);border-radius:4px;padding:2px 8px;color:var(--white);font-family:var(--font);font-size:14px;font-weight:600;outline:none;width:140px;cursor:text}.column-header-right{display:flex;align-items:center;gap:6px}.card-count{font-size:12px;color:var(--text-tertiary);background:var(--bg-hover);padding:2px 8px;border-radius:10px}.btn-icon-sm{display:flex;align-items:center;justify-content:center;width:24px;height:24px;background:none;border:none;color:var(--text-tertiary);cursor:pointer;border-radius:4px;transition:all var(--transition);opacity:0}.column:hover .btn-icon-sm{opacity:1}.btn-icon-sm:hover{color:#ef4444;background:#ef44441a}.column-cards{flex:1;overflow-y:auto;padding:0 8px 8px;display:flex;flex-direction:column;gap:6px;min-height:40px}.column-empty{padding:20px 0;text-align:center;font-size:13px;color:var(--text-tertiary)}.card{background:var(--bg-raised);border:1px solid var(--border);border-radius:8px;padding:10px 12px;display:flex;align-items:flex-start;gap:10px;cursor:grab;position:relative;transition:border-color var(--transition)}.card:hover{border-color:var(--text-tertiary)}.card.drag-overlay{box-shadow:0 8px 24px #0006;cursor:grabbing}.card-color{width:4px;min-height:20px;border-radius:2px;flex-shrink:0;align-self:stretch}.card-text{flex:1;font-size:13px;line-height:1.4;color:var(--text);word-break:break-word}.card-edit-input{flex:1;background:var(--bg);border:1px solid var(--accent);border-radius:4px;padding:2px 6px;color:var(--text);font-family:var(--font);font-size:13px;outline:none;cursor:text}.card-actions{display:flex;gap:2px;opacity:0;transition:opacity var(--transition);flex-shrink:0}.card:hover .card-actions{opacity:1}.btn-icon-xs{display:flex;align-items:center;justify-content:center;width:20px;height:20px;background:none;border:none;color:var(--text-tertiary);cursor:pointer;border-radius:4px;transition:all var(--transition)}.btn-icon-xs:hover{color:var(--text);background:var(--bg-hover)}.color-picker{position:absolute;top:100%;right:0;z-index:10;background:var(--bg-raised);border:1px solid var(--border);border-radius:8px;padding:8px;margin-top:4px;box-shadow:0 4px 16px #0000004d}.color-dots{display:flex;gap:6px;flex-wrap:wrap;width:120px}.color-dot{width:22px;height:22px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:all var(--transition)}.color-dot:hover{transform:scale(1.2)}.color-dot.active{border-color:var(--white);box-shadow:0 0 0 2px var(--bg)}.add-card-btn{display:flex;align-items:center;gap:6px;width:100%;padding:8px 14px;background:none;border:none;color:var(--text-tertiary);font-family:var(--font);font-size:13px;cursor:pointer;border-radius:0 0 10px 10px;transition:all var(--transition)}.add-card-btn:hover{color:var(--text);background:var(--bg-hover)}.add-card-form{padding:8px;display:flex;flex-direction:column;gap:8px}.add-card-form input{background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:8px 12px;color:var(--text);font-family:var(--font);font-size:13px;outline:none;transition:border-color var(--transition)}.add-card-form input:focus{border-color:var(--accent)}.add-card-actions{display:flex;gap:6px}.btn-sm{padding:6px 12px;border-radius:6px;font-family:var(--font);font-size:12px;font-weight:500;cursor:pointer;transition:all var(--transition);background:var(--accent);color:var(--white);border:none}.btn-sm:hover:not(:disabled){background:var(--accent-hover)}.btn-sm:disabled{opacity:.4;cursor:not-allowed}.btn-ghost{background:none;color:var(--text-secondary);border:1px solid var(--border)}.btn-ghost:hover{color:var(--text);border-color:var(--text-tertiary);background:none}.add-column-btn{display:flex;align-items:center;gap:6px;min-width:200px;padding:12px 16px;background:var(--bg-column);border:1px dashed var(--border);border-radius:10px;color:var(--text-tertiary);font-family:var(--font);font-size:14px;cursor:pointer;transition:all var(--transition);flex-shrink:0}.add-column-btn:hover{border-color:var(--text-tertiary);color:var(--text)}.add-column-form-wrapper{min-width:280px;flex-shrink:0}.add-column-form{background:var(--bg-column);border:1px solid var(--border);border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:8px}.add-column-form input{background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:8px 12px;color:var(--text);font-family:var(--font);font-size:14px;outline:none;transition:border-color var(--transition)}.add-column-form input:focus{border-color:var(--accent)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}@media (max-width: 640px){.home-card{margin:16px;padding:32px 24px}.board-header{padding:10px 12px}.board-name{font-size:16px}.board-content{padding:12px}.column{width:260px;min-width:260px}.user-count-text{display:none}.btn-share span:not(svg){display:none}}