:root{color-scheme:light;--bg: #f4f5f7;--surface: #ffffff;--border: #dfe1e6;--text: #172b4d;--muted: #6b778c;--primary: #0052cc;--primary-hover: #0747a6;--danger: #de350b;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}h1{font-size:1.5rem;margin:0 0 .25rem}h2{font-size:1.1rem;margin:0 0 .75rem}code{background:#ebecf0;padding:.1rem .35rem;border-radius:4px;font-size:.9em}.muted{color:var(--muted)}.small{font-size:.85rem}.error{color:var(--danger);font-size:.9rem}button{font:inherit;padding:.5rem 1rem;border-radius:6px;border:none;background:var(--primary);color:#fff;cursor:pointer}button:hover{background:var(--primary-hover)}button:disabled{opacity:.6;cursor:not-allowed}button.secondary{background:transparent;color:var(--text);border:1px solid var(--border)}button.secondary:hover{background:#ebecf0}button.danger{background:var(--danger)}button.link-button{background:none;color:var(--primary);padding:0;font-size:.85rem}button.link-button:hover{background:none;text-decoration:underline}button.link-button.danger{color:var(--danger)}button.icon-button{background:none;color:var(--muted);padding:0 .25rem;font-size:1.1rem;line-height:1}button.icon-button:hover{background:none;color:var(--danger)}input,textarea{font:inherit;padding:.5rem;border:1px solid var(--border);border-radius:6px;width:100%}label{font-size:.85rem;font-weight:600;color:var(--muted)}.checkbox-label{display:flex;align-items:center;gap:.5rem;font-weight:400}.checkbox-label input{width:auto}.stack{display:flex;flex-direction:column;gap:.5rem;max-width:420px}.row-gap{display:flex;gap:.5rem;align-items:center}.card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:1.25rem;margin-bottom:1rem}.centered-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem}.login-card{min-width:320px}.page{max-width:1200px;margin:0 auto;padding:1.5rem}.page-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1.5rem}.board-image{display:block;width:100%;max-height:320px;object-fit:contain;background:var(--surface);border-radius:8px;margin-bottom:1.5rem}.board-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.board-list-item{display:flex;justify-content:space-between;align-items:center}.board-title-link{font-weight:600;color:var(--text);text-decoration:none}.board-title-link:hover{color:var(--primary)}.board-columns{display:flex;gap:1rem;overflow-x:auto;padding-bottom:1rem}.board-column{background:#ebecf0;border-radius:8px;padding:.75rem;width:280px;min-width:280px;display:flex;flex-direction:column;gap:.5rem}.column-header{display:flex;justify-content:space-between;align-items:center;gap:.5rem}.column-header h3{margin:0;font-size:.95rem}.column-header h3.clickable{cursor:pointer}.board-column-cards{display:flex;flex-direction:column;gap:.5rem;min-height:4px}.kanban-card{background:var(--surface);border-radius:6px;padding:.6rem .75rem;box-shadow:0 1px 2px #091e4226}.kanban-card.editing{display:flex;flex-direction:column;gap:.4rem}.kanban-card-title{font-size:.9rem;font-weight:500}.kanban-card-desc{font-size:.8rem;color:var(--muted);margin-top:.25rem;white-space:pre-wrap}.kanban-card-actions{display:flex;gap:.75rem;margin-top:.4rem}.add-card-trigger{text-align:left;padding:.4rem}.add-column-trigger{width:280px;min-width:280px;align-self:flex-start}.add-column-form{gap:.5rem}