:root {
  --steel: #edf0f4; --surface: #ffffff; --navy: #0c1222;
  --slate: #334155; --zinc: #71717a; --wire: #d4d8e0;
  --copper: #c8873e; --copper-bold: #b07432; --copper-wash: rgba(200,135,62,0.06);
  --green: #059669; --amber: #d97706; --violet: #7c3aed; --rose: #e11d48;
  --font-sans: 'Manrope', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --left-width: 280px;
  --right-width: 380px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-sans); background: var(--steel); color: var(--slate); height: 100vh; display: flex; }

/* ===== LEFT COLUMN ===== */
.left-col { width: var(--left-width); background: var(--surface); display: flex; flex-direction: column; flex-shrink: 0; }

/* Tabs — traditional rounded tabs on navy bg */
.tab-bar { display: flex; background: var(--navy); gap: 0; align-items: flex-end; height: 36px; }
.tab-bar .seg { padding: 7px 14px; font-family: var(--font-mono); font-size: 0.58rem; font-weight: 600; color: rgba(255,255,255,0.55); cursor: pointer; border-radius: 7px 7px 0 0; transition: all 0.15s; text-transform: uppercase; letter-spacing: 0.03em; white-space: nowrap; background: transparent; border: none; }
.tab-bar .seg:hover { color: rgba(255,255,255,0.8); background: rgba(255,255,255,0.06); }
.tab-bar .seg.active { background: var(--surface); color: var(--slate); }
.tab-count { font-size: 0.55rem; margin-left: 2px; opacity: 0.6; }

/* Filter bar */
.filter-search-bar { padding: 4px 12px; border-right: 1px solid var(--wire); flex-shrink: 0; }
.filter-search { width: 100%; padding: 4px 8px; border: 1px solid var(--wire); border-radius: 5px; font-family: var(--font-sans); font-size: 0.7rem; background: var(--steel); color: var(--slate); }
.filter-search:focus { outline: none; border-color: var(--copper); }
.filter-search::placeholder { color: var(--zinc); }

.filter-status-bar { display: flex; gap: 4px; padding: 2px 12px 6px 12px; border-right: 1px solid var(--wire); flex-shrink: 0; justify-content: center; box-shadow: 0 2px 2px rgba(0,0,0,0.5); }
.filter-pill { padding: 4px 10px; border-radius: 9999px; font-family: var(--font-mono); font-size: 0.55rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; cursor: pointer; border: 1px solid var(--wire); background: transparent; color: var(--zinc); transition: all 0.15s; }
.filter-pill:hover { border-color: var(--slate); color: var(--slate); }
.filter-pill.active { background: var(--navy); border-color: var(--navy); color: #fff; }

/* Add button */
.left-add { padding: 8px 12px; border-right: 1px solid var(--wire); flex-shrink: 0; display: flex; justify-content: flex-end; box-shadow: 0 0 2px 1px rgba(0,0,0,0.5); }
.btn-add { padding: 7px 14px; border-radius: 6px; font-family: var(--font-mono); font-size: 0.58rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; cursor: pointer; border: 1px solid var(--wire); background: transparent; color: var(--zinc); transition: all 0.15s; }
.btn-add:hover { border-color: var(--copper); color: var(--copper); background: var(--copper-wash); }

/* Files icon */
.files-icon { width: 28px; height: 28px; border-radius: 6px; display: flex; align-items: center; justify-content: center; background: transparent; border: none; color: rgba(255,255,255,0.6); cursor: pointer; transition: all 0.15s; }
.files-icon:hover { background: rgba(255,255,255,0.1); color: #fff; }

/* Content area */
.left-content { flex: 1; overflow-y: auto; border-right: 1px solid var(--wire); }

/* Task list items */
.task-item { padding: 11px 14px; border-bottom: 1px solid rgba(212,216,224,0.5); cursor: pointer; transition: background 0.15s; }
.task-item:hover { background: var(--copper-wash); }
.task-item.active { border-left: 3px solid var(--copper); background: var(--copper-wash); }
.task-name { font-weight: 600; font-size: 0.78rem; margin-bottom: 3px; }
.task-meta { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.task-meta .queue { font-family: var(--font-mono); font-size: 0.58rem; color: var(--zinc); }

/* Badge */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 7px; border-radius: 9999px; font-family: var(--font-mono); font-size: 0.55rem; font-weight: 600; letter-spacing: 0.03em; text-transform: uppercase; line-height: 1.4; }
.badge-dot { width: 4px; height: 4px; border-radius: 50%; flex-shrink: 0; }
.badge-active { background: #fef3c7; color: #92400e; } .badge-active .badge-dot { background: #d97706; }
.badge-done { background: #d1fae5; color: #065f46; } .badge-done .badge-dot { background: #059669; }
.badge-blocked { background: #fee2e2; color: #991b1b; } .badge-blocked .badge-dot { background: #e11d48; }
.badge-ready { background: #f1f5f9; color: #64748b; } .badge-ready .badge-dot { background: #94a3b8; }

/* Pipeline */
.pipeline { display: flex; gap: 2px; align-items: center; margin-top: 5px; }
.pipe-done { height: 4px; flex: 1; background: var(--navy); border-radius: 2px; }
.pipe-active { height: 4px; flex: 1; background: var(--copper); border-radius: 2px; box-shadow: 0 0 5px rgba(200,135,62,0.3); }
.pipe-wait { height: 4px; flex: 1; background: var(--wire); border-radius: 2px; }

/* Footer — logo + avatar */
.left-footer { padding: 10px 16px; display: flex; align-items: center; justify-content: space-between; background: var(--navy); border-right: 1px solid var(--wire); }
.user-avatar { width: 28px; height: 28px; border-radius: 50%; border: 1.5px solid rgba(255,255,255,0.4); display: flex; align-items: center; justify-content: center; font-size: 0.65rem; font-weight: 700; color: #fff; cursor: pointer; background: transparent; }
.user-menu-item { display: block; width: 100%; padding: 8px 12px; text-align: left; font-family: var(--font-sans); font-size: 0.78rem; border: none; background: none; cursor: pointer; border-radius: 4px; color: var(--slate); }
.user-menu-item:hover { background: var(--copper-wash); }
.user-menu-item.danger { color: var(--rose); }

/* Modal — reusable classes */
.modal { margin: auto; border: 1px solid var(--wire); border-radius: 10px; padding: 0; width: 100%; max-width: 480px; background: var(--surface); color: var(--slate); font-family: var(--font-sans); max-height: 85vh; }
.modal.xl { max-width: 780px; min-height: 70vh; }
.modal[open] { display: flex; flex-direction: column; }
.modal-header { padding: 16px 20px; border-bottom: 1px solid var(--wire); display: flex; align-items: center; justify-content: space-between; flex-shrink: 0; }
.modal-header h2 { font-family: var(--font-mono); font-size: 0.62rem; font-weight: 600; color: var(--zinc); text-transform: uppercase; letter-spacing: 0.05em; }
.modal-close { background: none; border: none; font-size: 1.2rem; color: var(--zinc); cursor: pointer; }
.modal-body { padding: 20px; overflow-y: auto; flex: 1; }
.modal-footer { padding: 12px 20px; border-top: 1px solid var(--wire); display: flex; gap: 8px; justify-content: flex-end; flex-shrink: 0; }
dialog::backdrop { background: rgba(0,0,0,0.4); }

/* File modal */
.file-row { display: flex; align-items: center; gap: 10px; padding: 8px 14px; cursor: pointer; font-size: 0.8rem; transition: background 0.1s; }
.file-row:hover { background: var(--copper-wash); }
.file-row.active { background: var(--copper-wash); border-left: 3px solid var(--copper); }
.file-row span { font-size: 1rem; }
.perm { display: flex; align-items: center; gap: 2px; font-size: 0.72rem; cursor: pointer; padding: 2px; }
.perm input { margin: 0; cursor: pointer; }

/* ACL rows */
.acl-row { display: flex; align-items: center; gap: 8px; padding: 6px 10px; border-bottom: 1px solid rgba(212,216,224,0.5); font-size: 0.7rem; }
.acl-row:last-child { border-bottom: none; }
.acl-subject { flex: 1; font-family: var(--font-mono); font-size: 0.68rem; min-width: 0; }
.acl-type { width: 60px; text-align: center; font-family: var(--font-mono); font-size: 0.55rem; color: var(--zinc); text-transform: uppercase; }
.acl-action { width: 80px; border: 1px solid var(--wire); border-radius: 4px; padding: 3px 4px; font-size: 0.58rem; font-family: var(--font-mono); background: var(--surface); cursor: pointer; }
.acl-effect { width: 60px; text-align: center; font-family: var(--font-mono); font-size: 0.55rem; text-transform: uppercase; padding: 2px 6px; border-radius: 3px; }
.acl-effect.allow { background: #d1fae5; color: #065f46; }
.acl-effect.deny { background: #fee2e2; color: #991b1b; }
.acl-remove { background: none; border: none; color: var(--zinc); cursor: pointer; font-size: 0.85rem; padding: 0 2px; }

/* ===== CENTER COLUMN ===== */
.center-col { flex: 1; display: flex; flex-direction: column; background: var(--steel); min-width: 0; }
.center-header { padding: 0 16px; background: var(--navy); display: flex; align-items: center; gap: 10px; flex-shrink: 0; height: 36px; }
.center-header .task-badge { font-family: var(--font-mono); font-size: 0.6rem; font-weight: 600; color: var(--copper); text-transform: uppercase; letter-spacing: 0.04em; }
.center-header .task-title { font-family: var(--font-mono); font-weight: 600; font-size: 0.7rem; flex: 1; color: #fff; text-transform: uppercase; letter-spacing: 0.04em; }
.toggle-col { width: 24px; height: 24px; border-radius: 4px; display: flex; align-items: center; justify-content: center; background: transparent; border: none; color: rgba(255,255,255,0.4); cursor: pointer; font-size: 0.6rem; transition: all 0.15s; flex-shrink: 0; }
.toggle-col:hover { color: #fff; background: rgba(255,255,255,0.1); }
.left-col.hidden, .right-col.hidden { display: none; }

/* Chat messages */
.chat-messages { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.msg { max-width: 88%; padding: 10px 14px; border-radius: 8px; font-size: 0.82rem; line-height: 1.55; }
.msg-ai { background: var(--surface); border: 1px solid var(--wire); align-self: flex-start; }
.msg-user { background: var(--navy); color: #fff; align-self: flex-end; }
.msg-tool { background: var(--surface); border: 1px solid var(--wire); border-radius: 6px; padding: 8px 12px; align-self: flex-start; max-width: 92%; font-family: var(--font-mono); font-size: 0.65rem; color: var(--zinc); }
.decision-inline { border: 2px solid var(--copper); border-radius: 8px; padding: 12px; margin-top: 4px; align-self: stretch; background: var(--surface); }
.decision-inline h4 { font-family: var(--font-mono); font-size: 0.58rem; color: var(--copper); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 6px; }
.decision-inline p { font-size: 0.8rem; margin-bottom: 10px; }
.btn-row { display: flex; gap: 6px; flex-wrap: wrap; }
.btn { padding: 6px 14px; border-radius: 6px; font-family: var(--font-sans); font-size: 0.75rem; font-weight: 600; cursor: pointer; border: 1px solid transparent; transition: all 0.15s; }
.btn-primary { background: var(--copper); color: #fff; border-color: var(--copper); }
.btn-primary:hover { background: var(--copper-bold); }
.btn-ghost { background: var(--steel); color: var(--slate); border-color: var(--wire); }
.btn-ghost:hover { background: var(--wire); }
.btn-success { background: var(--green); color: #fff; border-color: var(--green); }
.btn-danger { background: var(--rose); color: #fff; border-color: var(--rose); }
.btn-copy { background: var(--steel); color: var(--zinc); border-color: var(--wire); font-family: var(--font-mono); font-size: 0.65rem; }

/* Chat input */
/* Inline report */
.report-inline { border: 1px solid var(--copper); border-radius: 10px; align-self: stretch; background: var(--surface); margin: 4px 0; }
.report-header { padding: 10px 16px; border-bottom: 1px solid var(--wire); display: flex; align-items: center; gap: 10px; }
.report-badge { font-family: var(--font-mono); font-size: 0.56rem; font-weight: 600; color: var(--copper); text-transform: uppercase; letter-spacing: 0.04em; }
.report-title { font-weight: 600; font-size: 0.8rem; flex: 1; }
.report-date { font-family: var(--font-mono); font-size: 0.58rem; color: var(--zinc); }
.report-preview { max-height: 300px; overflow-y: auto; border-bottom: 1px solid var(--wire); }
.report-actions { padding: 10px 16px; display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.report-actions-left, .report-actions-right { display: flex; gap: 6px; }
.rpt-btn { padding: 6px 12px; border-radius: 6px; font-family: var(--font-mono); font-size: 0.56rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; cursor: pointer; border: 1px solid var(--wire); background: transparent; color: var(--zinc); transition: all 0.15s; }
.rpt-btn:hover { border-color: var(--slate); color: var(--slate); }
.rpt-btn.primary { border-color: var(--copper); color: var(--copper); }
.rpt-btn.primary:hover { background: var(--copper); color: #fff; }


.chat-input-area { padding: 0 2px; border-top: 1px solid var(--wire); background: var(--surface); display: flex; gap: 8px; align-items: flex-end; flex-shrink: 0; }
.chat-input { flex: 1; padding: 8px 12px; border: 1px solid var(--wire); border-radius: 8px; font-family: var(--font-sans); font-size: 0.82rem; background: var(--steel); resize: none; min-height: 36px; }
.chat-input:focus { outline: none; border-color: var(--copper); }
.btn-attach { width: 36px; height: 36px; border-radius: 8px; background: transparent; color: var(--zinc); border: 1px solid var(--wire); cursor: pointer; font-size: 1.1rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-weight: 500; }
.btn-attach:hover { background: var(--steel); color: var(--slate); }
.btn-send { width: 36px; height: 36px; border-radius: 8px; background: var(--copper); color: #fff; border: none; cursor: pointer; font-size: 0.9rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.btn-send:hover { background: var(--copper-bold); }

/* ===== RIGHT COLUMN ===== */
.right-col { width: var(--right-width); background: var(--surface); display: flex; flex-direction: column; flex-shrink: 0; }
.right-tabs-wrap { background: var(--navy); flex-shrink: 0; padding: 0 12px; }
.right-tabs-wrap .tab-bar { padding: 0; }
.right-content { flex: 1; overflow-y: auto; padding: 16px; }

/* Form */
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-family: var(--font-mono); font-size: 0.58rem; font-weight: 600; color: var(--zinc); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 5px; }
.form-input { width: 100%; padding: 8px 12px; border: 1px solid var(--wire); border-radius: 6px; font-family: var(--font-sans); font-size: 0.82rem; background: var(--steel); }
.form-input:focus { outline: none; border-color: var(--copper); box-shadow: 0 0 0 3px var(--copper-wash); }
.form-textarea { width: 100%; padding: 8px 12px; border: 1px solid var(--wire); border-radius: 6px; font-family: var(--font-sans); font-size: 0.82rem; background: var(--steel); resize: vertical; min-height: 80px; }
.form-textarea:focus { outline: none; border-color: var(--copper); box-shadow: 0 0 0 3px var(--copper-wash); }

/* Labels */
.label-list { display: flex; flex-wrap: wrap; gap: 5px; }
.label-tag { display: inline-flex; align-items: center; gap: 4px; padding: 3px 8px; border-radius: 4px; font-family: var(--font-mono); font-size: 0.58rem; font-weight: 600; background: var(--steel); color: var(--zinc); border: 1px solid var(--wire); }
.label-tag .remove { cursor: pointer; opacity: 0.5; }
.label-tag .remove:hover { opacity: 1; }
.label-input { flex: 1; min-width: 80px; padding: 3px 8px; border: 1px dashed var(--wire); border-radius: 4px; font-family: var(--font-mono); font-size: 0.58rem; background: transparent; }
.label-input:focus { outline: none; border-color: var(--copper); }

/* Metadata */
.meta-row { display: flex; justify-content: space-between; align-items: center; padding: 6px 0; font-size: 0.75rem; border-bottom: 1px solid rgba(212,216,224,0.4); }
.meta-key { font-family: var(--font-mono); font-size: 0.6rem; color: var(--zinc); text-transform: uppercase; letter-spacing: 0.03em; }
.meta-value { font-weight: 500; }

/* Action bar */
.action-bar { padding: 12px 16px; border-top: 1px solid var(--wire); display: flex; gap: 6px; flex-wrap: wrap; flex-shrink: 0; }
.act-btn { padding: 6px 12px; border-radius: 6px; font-family: var(--font-mono); font-size: 0.58rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; cursor: pointer; border: 1px solid var(--wire); background: transparent; color: var(--zinc); transition: all 0.15s; }
.act-btn:hover { border-color: var(--slate); color: var(--slate); }
.act-btn.primary { border-color: var(--copper); color: var(--copper); }
.act-btn.primary:hover { background: var(--copper); color: #fff; }

/* Attachments tab */
.attach-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid var(--wire); border-radius: 6px; margin-bottom: 8px; cursor: pointer; transition: background 0.15s; }
.attach-item:hover { background: var(--copper-wash); }
.attach-icon { font-size: 1.2rem; }
.attach-name { font-size: 0.8rem; font-weight: 600; flex: 1; }
.attach-meta { font-family: var(--font-mono); font-size: 0.58rem; color: var(--zinc); }
.attach-upload { display: flex; align-items: center; justify-content: center; padding: 16px; border: 2px dashed var(--wire); border-radius: 8px; cursor: pointer; transition: all 0.15s; color: var(--zinc); font-size: 0.78rem; }
.attach-upload:hover { border-color: var(--copper); color: var(--copper); background: var(--copper-wash); }