:root {
  --blue:#116ade; --navy:#001a76;
  --light:#f4f6fb; --mid:#e8edf7; --border:#d0d8ee;
  --text:#0d1b3e; --muted:#5a6a9a;
  --danger:#c0392b; --danger-bg:#fdf0ee;
  --warn-bg:#fffbea; --warn-border:#f0d060; --warn:#856700;
  --info-bg:#e8f0fd;
  --shadow:0 2px 12px rgba(0,26,118,0.08);
  --shadow-md:0 4px 24px rgba(0,26,118,0.13);
  /* Role colors */
  --role-default:#116ade;
  --role-line:#0d9488;
  --role-circle:#7c3aed;
  --role-blueprint-anchor:#ea580c;
  --role-blueprint-extracted:#d97706;
  --role-dupe:#f0d060;
  --role-warn-fail:#dc2626;
  /* Merge source accent palette */
  --merge-0:#0ea5e9;
  --merge-1:#10b981;
  --merge-2:#f59e0b;
  --merge-3:#ec4899;
  --merge-4:#8b5cf6;
}
/* ── PAGE HEADER (Foundry-specific additions) ── */
.header-foundry-logo{height:56px;width:auto;object-fit:contain;margin-bottom:8px}

/* ── TABS ── */
.tabs{display:flex;background:#fff;border:1.5px solid var(--border);border-radius:10px;overflow:hidden;margin-bottom:1.5rem;box-shadow:var(--shadow)}
.tab-btn{flex:1;padding:10px 0;font-size:11px;font-weight:800;font-family:'Nunito Sans',sans-serif;cursor:pointer;background:transparent;border:none;color:var(--muted);letter-spacing:0.06em;text-transform:uppercase;border-right:1.5px solid var(--border);transition:all .15s}
.tab-btn:last-child{border-right:none}
.tab-btn:hover{background:var(--light);color:var(--blue)}
.tab-btn.active{background:var(--blue);color:#fff}
.panel{display:none}.panel.active{display:block}

/* ── CARDS ── */
.card{background:#fff;border:1.5px solid var(--border);border-radius:12px;padding:1.25rem 1.5rem;margin-bottom:1rem;box-shadow:var(--shadow)}
.card h2{font-size:11px;font-weight:800;color:var(--navy);text-transform:uppercase;letter-spacing:0.09em;margin-bottom:4px;padding-bottom:8px;border-bottom:1.5px solid var(--mid)}
.card-desc{font-size:12px;font-weight:600;color:var(--muted);margin-bottom:12px;line-height:1.5}

/* ── FORMS ── */
.form-row{display:grid;gap:12px;margin-bottom:12px}
.form-row.two{grid-template-columns:1fr 1fr}
.form-row.three{grid-template-columns:1fr 1fr 1fr}
.form-group{display:flex;flex-direction:column;gap:4px}
label{font-size:10px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:0.08em}
label .hint{font-weight:600;color:#9ba8cc;text-transform:none;letter-spacing:0;margin-left:3px}
input,select{width:100%;padding:8px 11px;font-size:14px;font-family:'Nunito Sans',sans-serif;font-weight:600;border:1.5px solid var(--border);border-radius:8px;background:#fff;color:var(--text);transition:border-color .15s,box-shadow .15s;outline:none}
input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(17,106,222,0.12)}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;font-size:13px;font-weight:700;font-family:'Nunito Sans',sans-serif;border:1.5px solid var(--border);border-radius:8px;background:#fff;color:var(--text);cursor:pointer;transition:all .15s;white-space:nowrap}
.btn:hover{background:var(--light);border-color:var(--blue);color:var(--blue)}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn-primary:hover{background:var(--navy);border-color:var(--navy);color:#fff}
.btn-sm{padding:5px 10px;font-size:12px}
.btn-danger{color:var(--danger);border-color:#e8c8c5}
.btn-danger:hover{background:var(--danger-bg);border-color:var(--danger)}
.btn-icon{padding:5px 8px;line-height:1}
.actions-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}

/* ── RESULT BOX ── */
.result-box{background:var(--info-bg);border:1.5px solid #b8ccf7;border-radius:10px;padding:14px 16px;margin-top:14px;display:none}
.result-box.show{display:block}
.result-label{font-size:10px;font-weight:800;color:var(--blue);text-transform:uppercase;letter-spacing:.1em;margin-bottom:6px}
.coords-big{font-size:22px;font-weight:800;color:var(--navy)}
.coords-big span{font-size:12px;font-weight:700;color:var(--blue);margin-right:3px}

/* ── QUICK BANNER ── */
.quick-banner{background:linear-gradient(90deg,var(--blue),var(--navy));border-radius:8px;padding:10px 14px;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.quick-banner p{font-size:12px;font-weight:700;color:rgba(255,255,255,0.9);line-height:1.5}

/* ── PRESETS ── */
.preset-strip{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.preset-chip{padding:5px 12px;font-size:12px;font-weight:700;font-family:'Nunito Sans',sans-serif;border:1.5px solid var(--border);border-radius:20px;background:#fff;color:var(--muted);cursor:pointer;transition:all .15s}
.preset-chip:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.preset-chip-active{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 0 0 2px rgba(17,106,222,0.25)}

/* ── PROJECT BAR ── */
.proj-bar{display:flex;align-items:center;gap:10px;margin-bottom:14px;padding-bottom:12px;border-bottom:1.5px solid var(--mid)}
.proj-bar label{font-size:11px;font-weight:800;color:var(--navy);white-space:nowrap;text-transform:uppercase;letter-spacing:.06em}
.proj-bar input{font-size:15px;font-weight:700;border:none;border-bottom:2px solid var(--border);border-radius:0;padding:4px 2px;background:transparent;flex:1}
.proj-bar input:focus{border-bottom-color:var(--blue);box-shadow:none}

/* ── UNDO/REDO BAR ── */
.undo-bar{display:flex;align-items:center;gap:6px;margin-bottom:10px}
.undo-bar .btn{padding:4px 10px;font-size:11px}
.undo-bar .undo-label{font-size:11px;font-weight:600;color:var(--muted);margin-left:4px}

/* ── DRAFT BANNER ── */
.draft-banner{background:var(--warn-bg);border:1.5px solid var(--warn-border);border-radius:10px;padding:10px 14px;margin-bottom:12px;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.draft-banner p{font-size:12px;font-weight:700;color:var(--warn);line-height:1.4}
.draft-banner .btn-group{display:flex;gap:6px;flex-shrink:0}
.save-status{display:flex;justify-content:flex-end;align-items:center;gap:6px;font-size:11px;font-weight:700;margin-bottom:10px;min-height:14px}
.save-status .dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.save-status.dirty{color:var(--warn)}
.save-status.dirty .dot{background:var(--warn)}
.save-status.clean{color:var(--muted)}
.save-status.clean .dot{background:#16a34a}

/* ── POINT ROWS ── */
.point-row{display:flex;align-items:center;gap:8px;padding:9px 12px;background:var(--light);border:1.5px solid var(--border);border-radius:8px;margin-bottom:6px;cursor:pointer;transition:all .12s;border-left:4px solid var(--role-default)}
.point-row:hover{border-color:var(--blue)}
.point-row.selected{border-color:var(--blue);background:var(--info-bg)}
.point-row.dupe{border-color:var(--warn-border);background:var(--warn-bg);border-left-color:var(--role-dupe)}
.point-row.role-line{border-left-color:var(--role-line)}
.point-row.role-circle{border-left-color:var(--role-circle)}
.point-row.role-blueprint-anchor{border-left-color:var(--role-blueprint-anchor)}
.point-row.role-blueprint-extracted{border-left-color:var(--role-blueprint-extracted)}
.point-row.validation-fail{border-left-color:var(--role-warn-fail)}
.point-num{font-size:11px;font-weight:800;color:var(--muted);width:22px;text-align:center;flex-shrink:0}
.point-info{flex:1;min-width:0}
.point-label-text{font-size:13px;font-weight:700;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.point-label-edit{font-size:13px;font-weight:700;font-family:'Nunito Sans',sans-serif;border:1.5px solid var(--blue);border-radius:5px;padding:2px 6px;width:100%;background:#fff;outline:none;box-shadow:0 0 0 2px rgba(17,106,222,0.1)}
.point-coords-text{font-size:11px;color:var(--muted);font-family:monospace;font-weight:600}
.dupe-badge{font-size:10px;font-weight:800;color:var(--warn);background:var(--warn-bg);border:1px solid var(--warn-border);border-radius:4px;padding:1px 5px;margin-left:4px}
.merge-badge{font-size:10px;font-weight:800;border-radius:4px;padding:1px 5px;margin-left:4px;color:#fff}
.val-badge{font-size:10px;font-weight:800;border-radius:4px;padding:1px 5px;margin-left:4px;border:1px solid transparent}
.val-badge-pass{color:#166534;background:#dcfce7;border-color:#bbf7d0}
.val-badge-warn{color:var(--warn);background:var(--warn-bg);border-color:var(--warn-border)}
.val-badge-fail{color:var(--danger);background:var(--danger-bg);border-color:#e8c8c5}
.role-badge{font-size:9px;font-weight:800;border-radius:4px;padding:1px 5px;margin-left:4px;text-transform:uppercase;letter-spacing:.04em;color:#fff}

/* ── SELECTION BAR ── */
.sel-legend{background:var(--info-bg);border:1.5px solid #b8ccf7;border-radius:10px;padding:12px 14px;margin-bottom:12px}
.sel-legend-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}
.sel-legend-head span{font-size:11px;font-weight:800;color:var(--blue);text-transform:uppercase;letter-spacing:.08em}
.sel-legend-dismiss{font-size:11px;font-weight:700;color:var(--muted);background:none;border:none;cursor:pointer;padding:2px 6px;border-radius:5px}
.sel-legend-dismiss:hover{background:#fff;color:var(--blue)}
.sel-legend-grid{display:flex;flex-direction:column;gap:5px}
.sel-legend-grid div{font-size:12px;font-weight:600;color:var(--navy);line-height:1.5}
.sel-legend-grid strong{color:var(--blue)}
.sel-legend-tip{font-size:11px;font-weight:600;color:var(--muted);margin-top:8px;border-top:1px solid var(--mid);padding-top:8px}
.sel-bar{display:none;flex-direction:column;gap:8px;padding:12px 14px;background:var(--info-bg);border:1.5px solid var(--blue);border-radius:10px;margin-bottom:12px}
.sel-bar.show{display:flex}
.sel-bar-top{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.sel-count{font-size:12px;font-weight:700;color:var(--blue)}
.sel-actions{display:flex;gap:6px;flex-wrap:wrap}

/* ── DISTANCE VALIDATION & BEARING PANEL ── */
.val-panel{background:#fff;border:1.5px solid var(--border);border-radius:8px;padding:12px 14px;margin-top:8px}
.val-panel h3{font-size:10px;font-weight:800;color:var(--navy);text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px}
.val-result{padding:8px 12px;border-radius:6px;font-size:13px;font-weight:700;margin-top:8px}
.val-pass{background:#dcfce7;color:#166534}
.val-warn{background:var(--warn-bg);color:var(--warn)}
.val-fail{background:var(--danger-bg);color:var(--danger)}
.bearing-stat{display:flex;justify-content:space-between;font-size:13px;font-weight:700;padding:3px 0;border-bottom:1px solid var(--mid)}
.bearing-stat:last-child{border-bottom:none}
.bearing-stat span{color:var(--muted);font-weight:600}



/* ── COMMAND BLOCKS ── */
.cmd-group{background:var(--light);border:1.5px solid var(--border);border-radius:8px;padding:10px 12px;margin-bottom:8px}
.cmd-section-header{font-size:10px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin:12px 0 6px;padding-bottom:4px;border-bottom:1px solid var(--mid)}
.cmd-section-header:first-child{margin-top:0}
.cmd-label{font-size:11px;font-weight:800;color:var(--navy);margin-bottom:6px;display:flex;align-items:center;gap:6px}
.cmd-block{background:var(--navy);color:#7dd3fc;border-radius:8px;padding:8px 12px;font-family:monospace;font-size:12px;cursor:pointer;margin:4px 0;word-break:break-all;transition:opacity .15s}
.cmd-block:hover{opacity:.82}
.cmd-type{font-size:10px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-top:8px;margin-bottom:2px}

/* ── INFO BOX ── */
.info-box{background:var(--info-bg);border-left:3px solid var(--blue);border-radius:0 8px 8px 0;padding:10px 14px;font-size:13px;font-weight:600;color:var(--navy);line-height:1.6;margin-bottom:12px}
.warn-box{background:var(--warn-bg);border-left:3px solid var(--warn-border);border-radius:0 8px 8px 0;padding:10px 14px;font-size:13px;font-weight:700;color:var(--warn);line-height:1.6;margin-bottom:12px}

/* ── SCALE COMPARISON ── */
.scale-preview{font-size:12px;font-weight:700;color:var(--muted);padding:6px 10px;background:var(--light);border-radius:6px;margin-top:8px;display:none}
.scale-preview.show{display:block}


/* ── CIRCLE SECTION ── */
.circle-card{background:#fff;border:1.5px solid var(--border);border-radius:12px;padding:1.25rem 1.5rem;margin-bottom:1rem;box-shadow:var(--shadow)}
.circle-info{font-size:13px;font-weight:700;color:var(--navy);padding:8px 12px;background:var(--light);border-radius:6px;margin-bottom:8px}
.hcyl-note{font-size:12px;font-weight:600;color:var(--muted);margin-top:6px;padding:6px 10px;background:rgba(124,58,237,0.06);border-radius:5px;border-left:3px solid var(--role-circle)}
.even-radius-box{background:rgba(124,58,237,0.07);border:1.5px solid rgba(124,58,237,0.25);border-radius:8px;padding:10px 12px;margin-top:8px}
.even-radius-box .er-title{font-size:10px;font-weight:800;color:var(--role-circle);text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px}
.verify-prompt{background:var(--warn-bg);border:1.5px solid var(--warn-border);border-radius:8px;padding:10px 12px;margin-top:8px;font-size:12px;font-weight:700;color:var(--warn)}

/* ── CANVAS ── */
.canvas-wrap{border:1.5px solid var(--border);border-radius:10px;overflow:hidden;background:#eef1f9;position:relative}
canvas{display:block;width:100%;cursor:crosshair;touch-action:none}
#cv{cursor:grab}
.canvas-toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:10px}
.jump-wrap{display:flex;gap:6px;align-items:center}
.jump-wrap input{width:80px;font-size:12px;padding:5px 8px}
.jump-wrap label{font-size:10px;text-transform:none;letter-spacing:0;color:var(--muted)}
.canvas-hint{font-size:11px;font-weight:700;color:var(--muted);align-self:center;margin-left:auto}
/* Line deletion popover */
.line-popover{position:absolute;background:#fff;border:1.5px solid var(--border);border-radius:8px;padding:10px 12px;box-shadow:var(--shadow-md);z-index:50;display:none;min-width:180px}
.line-popover.show{display:block}
.line-popover p{font-size:12px;font-weight:700;color:var(--text);margin-bottom:8px}
.line-popover .lp-btns{display:flex;gap:6px}

/* ── BLUEPRINT TAB ── */
.blueprint-upload-area{border:2px dashed var(--border);border-radius:10px;padding:3rem 2rem;text-align:center;cursor:pointer;transition:all .2s;background:#fff}
.blueprint-upload-area:hover,.blueprint-upload-area.drag-over{border-color:var(--blue);background:var(--info-bg)}
.blueprint-upload-area svg{color:var(--muted);margin-bottom:8px}
.blueprint-upload-area p{font-size:14px;font-weight:700;color:var(--muted)}
.blueprint-upload-area small{font-size:12px;color:#9ba8cc}
.blueprint-thumb-strip{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.blueprint-thumb{background:var(--light);border:1.5px solid var(--border);border-radius:8px;padding:8px 10px;display:flex;align-items:center;gap:8px;cursor:pointer;transition:all .15s}
.blueprint-thumb:hover{border-color:var(--blue)}
.blueprint-thumb.active{border-color:var(--blue);background:var(--info-bg)}
.blueprint-thumb img{width:40px;height:40px;object-fit:cover;border-radius:4px;background:var(--mid)}
.blueprint-thumb-info{flex:1;min-width:0}
.blueprint-thumb-name{font-size:12px;font-weight:700;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:120px}
.blueprint-viewport-wrap{border:1.5px solid var(--border);border-radius:10px;overflow:hidden;background:#1a1f2e;position:relative;margin-top:12px}
.blueprint-viewport-wrap canvas{display:block;width:100%;cursor:crosshair;touch-action:none}
.blueprint-controls{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:8px}
.opacity-wrap{display:flex;align-items:center;gap:8px}
.opacity-wrap label{font-size:10px;font-weight:800;color:var(--muted);white-space:nowrap}
.opacity-wrap input[type=range]{width:80px;height:4px}
.calib-result{background:var(--info-bg);border:1.5px solid #b8ccf7;border-radius:8px;padding:10px 14px;margin-top:10px}
.calib-result p{font-size:12px;font-weight:700;color:var(--navy);margin-bottom:2px}
.calib-result .calib-val{font-size:14px;font-weight:800;color:var(--blue)}

/* ── SETTINGS ── */
.preset-settings-row{display:flex;align-items:center;justify-content:space-between;padding:9px 12px;background:var(--light);border:1.5px solid var(--border);border-radius:8px;margin-bottom:6px}
.toggle-wrap{display:flex;align-items:center;justify-content:space-between;padding:8px 0}
.toggle-label{font-size:13px;font-weight:700;color:var(--text)}
.toggle-desc{font-size:11px;font-weight:600;color:var(--muted);margin-top:2px}
/* Toggle switch */
.toggle-switch{position:relative;width:42px;height:24px;flex-shrink:0}
.toggle-switch input{opacity:0;width:0;height:0}
.toggle-track{position:absolute;inset:0;background:var(--border);border-radius:24px;cursor:pointer;transition:background .2s}
.toggle-track::after{content:'';position:absolute;left:3px;top:3px;width:18px;height:18px;background:#fff;border-radius:50%;transition:transform .2s;box-shadow:0 1px 4px rgba(0,0,0,0.2)}
.toggle-switch input:checked+.toggle-track{background:var(--blue)}
.toggle-switch input:checked+.toggle-track::after{transform:translateX(18px)}

/* ── MISC ── */
.empty{text-align:center;padding:2.5rem;color:var(--muted);font-size:13px;font-weight:600}
.empty svg{margin-bottom:8px;opacity:0.4}
.divider{height:1.5px;background:var(--mid);margin:14px 0}
code{font-family:monospace;font-size:12px;background:rgba(17,106,222,0.1);padding:1px 5px;border-radius:3px;color:var(--blue)}

/* ── TOAST ── */
.toast{position:fixed;bottom:1.5rem;right:1.5rem;background:var(--navy);color:#fff;border-radius:8px;padding:10px 18px;font-size:13px;font-weight:700;z-index:999;opacity:0;transform:translateY(8px);transition:all .2s;pointer-events:none;box-shadow:var(--shadow-md)}
.toast.show{opacity:1;transform:translateY(0)}

/* ── MODAL DIALOG ── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,26,118,0.38);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem;opacity:0;transition:opacity .15s}
.modal-overlay.show{opacity:1}
.modal-card{background:#fff;border:1.5px solid var(--border);border-radius:14px;box-shadow:var(--shadow-md);max-width:440px;width:100%;padding:1.5rem;transform:translateY(8px);transition:transform .15s}
.modal-overlay.show .modal-card{transform:translateY(0)}
.modal-title{font-size:13px;font-weight:800;color:var(--navy);text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px}
.modal-message{font-size:13px;font-weight:600;color:var(--text);line-height:1.6;margin-bottom:14px}
.modal-message strong{color:var(--navy)}
.modal-input{width:100%;padding:9px 12px;font-size:14px;font-family:'Nunito Sans',sans-serif;font-weight:600;border:1.5px solid var(--border);border-radius:8px;background:#fff;color:var(--text);outline:none;margin-bottom:14px}
.modal-input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(17,106,222,0.12)}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}

/* ── INLINE NOTICE (persistent, dismissible) ── */
.notice{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;border-radius:10px;padding:10px 14px;margin-bottom:12px;font-size:12px;font-weight:700;line-height:1.5}
.notice-msg{flex:1}
.notice-dismiss{flex-shrink:0;font-size:11px;font-weight:700;background:none;border:none;cursor:pointer;color:inherit;opacity:.75;padding:2px 6px;border-radius:5px}
.notice-dismiss:hover{opacity:1;background:rgba(255,255,255,0.45)}
.notice-error{background:var(--danger-bg);border:1.5px solid #e8c8c5;color:var(--danger)}
.notice-warn{background:var(--warn-bg);border:1.5px solid var(--warn-border);color:var(--warn)}
.notice-info{background:var(--info-bg);border:1.5px solid #b8ccf7;color:var(--navy)}
.notice-mode{background:linear-gradient(90deg,var(--blue),var(--navy));border:none;color:#fff}
.notice-mode .notice-dismiss{color:#fff}

@media(max-width:600px){
  .form-row.two,.form-row.three{grid-template-columns:1fr}
  .tab-btn{font-size:9px;padding:8px 2px}
}