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var(--card);--overlay: rgba(16, 24, 40, .45);--transition-fast: .15s ease-out;--transition-base: .25s ease-out;--transition-slow: .4s ease-out;--transition-loop: 2.4s ease-in-out;--chat-think-max-h: 180px;--pulse-opacity: .45;--z-docked: 20;--z-nav: 30;--z-drawer-backdrop: 40;--z-drawer: 50;--z-popover: 60;--z-modal: 100;--z-popover-top: 110;--z-toast: 1000;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-7: 32px;--space-8: 48px;--tile-gap: 6px;--header-gap: 10px;--control-pad-y: 10px;--button-pad-y: 11px;--btn-h: 32px;--btn-font: var(--font-sm);--control-h: 36px;--radius-xs: 6px;--radius-sm: 8px;--radius-md: 12px;--focus-ring: 0 0 0 3px rgba(32, 29, 120, .12);--shadow-card: 0 1px 3px rgba(16, 24, 40, .06), 0 1px 2px rgba(16, 24, 40, .04);--shadow-menu: 0 6px 20px rgba(16, 24, 40, .1);--shadow-modal: 0 10px 40px rgba(16, 24, 40, .25);--font-xs: 12px;--font-sm: 13px;--font-base: 14px;--title-size: 20px;--title-size-compact: 18px;--title-weight: 700;--letter-spacing-caps: .04em;--page-max: 900px;--page-max-wide: 1120px;--popup-max: 720px;--popup-max-form: 460px;--popup-max-compact: 360px;--page-pad-x: var(--space-6);--page-pad-top: var(--space-4);--page-pad-bottom: var(--space-8);--card-pad: 28px;--tile-pad: var(--space-4);--tile-min-h: 96px;--grid-min: 200px;--grid-gap: var(--space-3);--panel-header-h: 46px;--drawer-width: 260px;--settings-sidebar-width: 260px;--nav-h: 65px;--divider-line-w: 2px;--divider-color: var(--text);--divider-opacity-rest: .18;--divider-opacity-active: .5;--divider-hit: 11px;--divider-hit-coarse: 24px;--list-row-h: 43px;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}@media (max-width: 767px){html,body{overscroll-behavior-y:contain}}.centered{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--space-6)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-md);padding:var(--card-pad);width:100%;max-width:360px;display:flex;flex-direction:column;gap:var(--space-2);box-shadow:var(--shadow-card)}.card.wide{max-width:460px}.brand{margin:0;font-size:22px;letter-spacing:2px;font-weight:var(--title-weight);color:var(--primary)}.subtitle{margin:0 0 var(--space-3)}.row{display:flex;align-items:center;justify-content:space-between}.muted{color:var(--muted)}label{font-size:var(--font-sm);color:var(--muted);margin-top:var(--space-2)}input,textarea,select{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:var(--control-pad-y) var(--space-3);color:var(--text);font-size:var(--font-base);font-family:inherit}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #201d781f}button{margin-top:var(--space-4);background:var(--primary);color:var(--on-primary);border:none;border-radius:var(--radius-sm);height:var(--btn-h);padding:0 14px;display:inline-flex;align-items:center;justify-content:center;font-size:var(--btn-font);font-weight:600;cursor:pointer}button:hover:not(:disabled){background:var(--primary-hover)}button:disabled{opacity:.6;cursor:default}button.ghost,a.ghost{margin:0;background:transparent;border:1px solid var(--border);color:var(--muted);font-weight:500;height:var(--btn-h);flex-shrink:0;padding:0 var(--space-3);border-radius:var(--radius-sm);font-size:var(--btn-font);text-decoration:none;display:inline-flex;align-items:center;justify-content:center}button.ghost:hover:not(:disabled),a.ghost:hover{background:var(--bg);color:var(--text)}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(var(--grid-min),(100% - var(--grid-gap)) / 2),1fr));gap:var(--grid-gap)}.tile{display:flex;flex-direction:column;gap:var(--tile-gap);min-height:var(--tile-min-h);margin:0;padding:var(--tile-pad);background:var(--card);border:1px solid var(--border);border-radius:var(--radius-md);text-decoration:none;text-align:left;color:var(--text);box-shadow:var(--shadow-card)}.tile:hover{border-color:var(--primary)}.tile-name{font-weight:600;font-size:var(--font-base)}.tile.static{cursor:default}.tile.static:hover{border-color:var(--border)}.item-code{font-weight:700;font-size:var(--font-base);color:var(--text)}.item-name{font-size:var(--font-sm);color:var(--muted)}.list-row .item-name{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.add-btn{margin:0;height:var(--btn-h);padding:0 14px;font-size:var(--btn-font);display:inline-flex;align-items:center;white-space:nowrap;flex-shrink:0}@media (max-width: 767px){:root{--btn-h: 28px;--btn-font: var(--font-xs)}}button.greyed{background:var(--muted);opacity:.7}button.greyed:hover{background:var(--muted)}.simple-list{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}.simple-list a{color:var(--primary);font-weight:500;text-decoration:none}.simple-list a:hover{text-decoration:underline}.add-level-field{display:flex;flex-direction:column;gap:4px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 12px}.form-field{display:flex;flex-direction:column;gap:4px}.form-field.full{grid-column:1 / -1}.form-field label{margin-top:0}.add-btn{margin:0;height:32px;padding:0 14px;font-size:13px;display:inline-flex;align-items:center;white-space:nowrap;flex-shrink:0}.project-draft{max-width:none}.draft-title{margin:0;font-size:16px}.draft-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.draft-actions button{margin-top:0}.popup-form{display:flex;flex-direction:column;gap:var(--space-3)}.popup-form .draft-actions{margin-top:0}.bui-popup .project-draft{background:none;border:none;box-shadow:none;padding:0;max-width:none}.bui-popup .project-draft>.row{display:none}.address-autocomplete{position:relative;display:flex;flex-direction:column;gap:4px}.address-autocomplete input{width:100%}.accordion-section{border:1px solid var(--border);border-radius:10px;overflow:hidden}.accordion-header{display:flex;align-items:center;gap:8px;width:100%;margin:0;padding:10px 12px;background:transparent;border:none;color:var(--text);font-size:14px;font-weight:600;text-align:left;cursor:pointer}.accordion-header:hover:not(:disabled){background:var(--bg)}.accordion-count{margin-left:auto;font-size:12px;font-weight:500}.chevron{display:inline-block;transition:transform .15s ease;color:var(--muted)}.chevron.open{transform:rotate(90deg)}.accordion-body{display:flex;flex-direction:column;gap:8px;padding:4px 12px 14px;border-top:1px solid var(--border)}.simple-list.compact{margin:8px 0 0;font-size:13px;gap:4px}.facts{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;margin:12px 0 0}.facts dt{color:var(--muted);font-size:13px}.facts dd{margin:0;font-size:14px}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;word-break:break-all}.note{font-size:12px}.button-group{display:flex;gap:8px}.small-text{font-size:var(--font-sm)}.new-project-form{max-width:none}.add-level-form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.add-level-form input,.add-level-form select{margin:0}.add-level-form input[type=text]{max-width:160px}.label-search{display:flex;gap:8px;align-items:flex-start;flex-wrap:wrap}.label-search-input{position:relative;flex:1;min-width:200px}.label-search-input input{width:100%}button.small{margin:0;padding:10px 14px;white-space:nowrap}.edit-panel{display:flex;flex-direction:column;gap:24px}.edit-panel section{display:flex;flex-direction:column;gap:8px}.browser-panel{display:flex;flex-direction:column;gap:8px;flex:1;min-height:0;padding:var(--space-5)}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:4px}.breadcrumb-link{margin:0;padding:0;background:transparent;border:none;color:var(--primary);font-weight:500;font-size:13px;cursor:pointer}.breadcrumb-link:hover{text-decoration:underline}.breadcrumb-sep{padding:0 4px}.list-item-button{margin:0;padding:0;background:transparent;border:none;color:var(--primary);font-weight:500;font-size:14px;text-align:left;cursor:pointer}.list-item-button:hover{text-decoration:underline}