:root{--bg: #0f1115;--surface: #181b22;--surface-2: #1f232c;--border: #2a2f3a;--text: #e6e8ec;--text-dim: #9aa0a6;--accent: #5b8cff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.app{display:flex;flex-direction:column;height:100vh}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;border-bottom:1px solid var(--border)}.topbar h1{font-size:16px;font-weight:600;margin:0}.btn{background:var(--accent);color:#fff;border:0;border-radius:8px;padding:8px 14px;font-size:14px;cursor:pointer}.btn.ghost{background:transparent;border:1px solid var(--border);color:var(--text)}.board{display:flex;gap:12px;padding:16px;overflow-x:auto;flex:1;align-items:flex-start}.column{background:var(--surface);border:1px solid var(--border);border-radius:12px;min-width:248px;max-width:248px;display:flex;flex-direction:column;max-height:100%}.column.over{border-color:var(--accent)}.column-head{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;font-size:13px;font-weight:600;color:var(--text-dim);border-bottom:1px solid var(--border)}.count{background:var(--surface-2);color:var(--text-dim);border-radius:10px;padding:1px 8px;font-size:12px}.column-body{padding:8px;overflow-y:auto;flex:1;min-height:60px}.card{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:10px;margin-bottom:8px;cursor:grab;-webkit-user-select:none;user-select:none}.card.dragging{border-color:var(--accent)}.card-title{font-size:14px;margin-bottom:8px;line-height:1.3}.card-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.tag{font-size:11px;color:var(--text-dim);background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:1px 6px}.tag.type{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,var(--border))}.dot{width:9px;height:9px;border-radius:50%;margin-left:auto}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px;width:360px;max-width:calc(100vw - 32px);display:flex;flex-direction:column;gap:12px}.modal h2{margin:0 0 4px;font-size:16px}.modal label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--text-dim)}.modal input[type=text],.modal input:not([type]),.modal select{background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:8px;color:var(--text);font-size:14px}.models{display:flex;flex-direction:column;gap:6px}.models-label{font-size:13px;color:var(--text-dim)}.chk{flex-direction:row!important;align-items:center;gap:8px;color:var(--text)}.hint{font-size:12px;color:var(--text-dim)}.actions{display:flex;justify-content:flex-end;gap:8px;margin-top:4px}.modal textarea{background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:8px;color:var(--text);font-size:14px;font-family:inherit;resize:vertical}.detail{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px;width:560px;max-width:calc(100vw - 32px);max-height:calc(100vh - 64px);overflow-y:auto;display:flex;flex-direction:column;gap:16px}.detail-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.detail-head h2{margin:0;font-size:18px;line-height:1.3}.x{background:transparent;border:0;color:var(--text-dim);font-size:16px;cursor:pointer}.chips{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.tag.prio{display:inline-flex;align-items:center;gap:4px}.tag.prio select{background:transparent;border:0;color:var(--text);font-size:12px;cursor:pointer;font-family:inherit;padding:0}.tag.prio select option{background:var(--surface-2);color:var(--text)}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;font-size:14px}.detail-grid .k{display:block;font-size:11px;color:var(--text-dim);margin-bottom:2px}.detail section h3{font-size:13px;color:var(--text-dim);margin:0 0 8px;text-transform:uppercase;letter-spacing:.04em}.section-hint{font-size:12px;color:var(--text-muted, #777);margin:-4px 0 8px}.idea-title{font-size:14px;margin-bottom:4px}.idea-desc{font-size:14px;color:var(--text-dim);white-space:pre-wrap}.placeholder{font-size:13px;color:var(--text-dim);font-style:italic}.files{margin:0;padding-left:18px;font-size:14px}.files em{color:var(--text-dim);font-style:normal;font-size:12px}.comment-form{display:flex;gap:8px;margin-bottom:10px}.comment-form input{flex:1;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:8px;color:var(--text);font-size:14px}.comments,.history{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.comments li .who,.history li .who{font-size:13px;font-weight:600;margin-right:8px}.comments li .when,.history li .when{font-size:12px;color:var(--text-dim);margin-right:8px}.comments li .body{font-size:14px;margin-top:2px}.history li{font-size:13px;color:var(--text)}.history li .what{color:var(--text-dim)}.upload{display:inline-block;margin-bottom:10px;cursor:pointer}.upload input:disabled+.btn{opacity:.6}.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px}.file{display:flex;flex-direction:column;gap:4px;text-decoration:none;color:var(--text)}.file img,.file-ic{width:100%;aspect-ratio:1;object-fit:cover;border-radius:8px;border:1px solid var(--border);background:var(--surface-2)}.file-ic{display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--text-dim);font-weight:600}.file-name{font-size:11px;color:var(--text-dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ref-add{display:flex;align-items:center;gap:8px;margin-bottom:10px;flex-wrap:wrap}.ref-url{display:flex;gap:6px;flex:1;min-width:220px}.ref-url input{flex:1;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:7px 8px;color:var(--text);font-size:13px}.ref-err{font-size:12px;color:#e98a8a;margin-top:4px;white-space:pre-wrap}.topbar-right{display:flex;align-items:center;gap:10px}.who-pick{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--text-dim)}.who-pick select{background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:6px 8px;color:var(--text);font-size:13px;font-family:inherit}.actions-row{display:flex;flex-wrap:wrap;gap:8px}.actions-row.archive-row{margin-top:10px}.actions-note{font-size:13px;color:var(--text-dim);display:flex;align-items:center;gap:10px;flex-wrap:wrap}.btn.danger{color:#e98a8a;border-color:color-mix(in srgb,#e04646 40%,var(--border))}.backlog{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.backlog li{display:flex;align-items:center;gap:10px}.backlog .bl-title{flex:1;font-size:14px;cursor:pointer;text-decoration:underline dotted}.backlog .bl-stage{font-size:12px;color:var(--text-dim)}