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0;border:none;flex-shrink:0;justify-content:center;align-items:center;font-family:inherit;font-size:18px;line-height:1;display:flex}.shelf-draft-cancel:hover,.shelf-search-cancel:hover{color:var(--shelf-fg-strong)}.shelf-draft-input,.shelf-search-input{height:100%;font-size:var(--shelf-font-size);color:var(--shelf-fg-body);background:0 0;border:none;outline:none;flex:1;min-width:0;font-family:inherit}.shelf-draft-input::placeholder,.shelf-search-input::placeholder{color:var(--shelf-fg-muted)}.shelf-draft-input{padding:0 10px 0 0}.shelf-search-input{padding:0 0 0 10px}.shelf-divider{background:var(--shelf-border);flex-shrink:0}.shelf-arrow{width:var(--shelf-arrow-size);height:var(--shelf-arrow-size);border:1px solid var(--color-border);background:var(--shelf-surface);cursor:pointer;color:var(--color-text-secondary);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:18px;line-height:1;display:flex}.shelf-arrow:hover{border-color:var(--color-border-strong);background:var(--color-control-hover)}.concept-chip{height:var(--chip-height);padding:0 var(--chip-padding-x);line-height:var(--chip-height);border-radius:var(--radius-md);background:var(--color-surface-soft);box-shadow:var(--shadow-chip);cursor:grab;font-size:var(--shelf-font-size);color:var(--shelf-fg-body);-webkit-user-select:none;user-select:none;flex-shrink:0;display:inline-block}.concept-chip:hover{background:var(--color-control-hover)}.concept-chip:active{background:var(--color-surface);cursor:grabbing}.concept-shelf[data-orientation=top]{flex-direction:row;flex:1;align-items:center}.concept-shelf[data-orientation=top] .shelf-list{gap:var(--shelf-gap);white-space:nowrap;flex-direction:row;flex:1;overflow:hidden}.concept-shelf[data-orientation=top] .shelf-divider{align-self:stretch;width:1px;margin:0 12px 0 4px}.concept-shelf[data-orientation=top] .shelf-arrow-left{margin-right:8px}.concept-shelf[data-orientation=top] .shelf-arrow-right{margin-left:8px}.concept-shelf[data-orientation=side]{flex-direction:column;flex:1;gap:8px;height:100%;min-height:0}.concept-shelf[data-orientation=side] .shelf-header{flex-shrink:0;align-items:center;gap:4px;display:flex}.concept-shelf[data-orientation=side] .shelf-header-spacer{flex:1}.concept-shelf[data-orientation=side] .shelf-divider{width:100%;height:1px}.concept-shelf[data-orientation=side] .shelf-list{flex-direction:column;flex:auto;gap:6px;padding-right:4px;overflow-y:auto}.concept-shelf[data-orientation=side] .concept-chip{text-overflow:ellipsis;white-space:nowrap;width:100%;overflow:hidden}.concept-chip-tooltip{z-index:1000;border-radius:var(--radius-md);background:var(--color-surface);max-width:320px;color:var(--color-text);font-size:var(--font-size-md);word-break:break-word;pointer-events:none;padding:6px 10px;line-height:1.3;position:fixed;transform:translate(8px,-50%);box-shadow:0 2px 8px #0000001f}.login-page{background:var(--color-page-bg);flex-direction:column;height:100%;display:flex}.login-page:before{content:"";background:var(--color-surface-dark);flex-shrink:0;height:16px;display:block}.login-header{align-items:center;gap:var(--space-md);background:var(--color-surface);border-bottom:1px solid var(--color-border-subtle);flex-shrink:0;padding:14px 24px;display:flex}.login-header-logo{width:24px;height:24px}.login-header-brand{font-size:var(--font-size-md);color:var(--color-text);font-weight:600}.login-header-product{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.login-header-locale{font-family:inherit;font-size:var(--font-size-sm);color:var(--color-text-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;background:0 0;margin-left:auto;padding:4px 8px}.login-main{flex:1;justify-content:center;align-items:flex-start;min-height:0;padding-top:18vh;display:flex}.login-form{gap:var(--space-md);flex-direction:column;width:420px;display:flex}.login-title{margin:0 0 var(--space-md);font-size:var(--font-size-md);font-weight:var(--font-weight-regular);color:var(--color-text);text-align:center}.login-field{align-items:center;gap:var(--space-md);height:var(--field-height);padding:0 var(--space-lg);background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-bar);display:flex}.login-field-icon{width:16px;height:16px;color:var(--color-text-disabled);flex-shrink:0}.login-field-input{height:100%;font-family:inherit;font-size:var(--font-size-md);color:var(--color-text-body);background:0 0;border:none;outline:none;flex:1;min-width:0}.login-field-input::placeholder{color:var(--color-text-disabled)}.login-submit-row{margin-top:var(--space-sm);justify-content:flex-end;display:flex}.login-submit{padding:var(--space-sm) var(--space-lg);border:1px solid var(--color-border);border-radius:var(--radius-pill);cursor:pointer;font-family:inherit;font-size:var(--font-size-sm);color:var(--color-text-muted);background:0 0}.login-submit:hover:not(:disabled){background:var(--color-control-hover);color:var(--color-text-secondary)}.login-submit:disabled{opacity:.5;cursor:not-allowed}.login-error{padding:var(--space-md) var(--space-lg);border-radius:var(--radius-md);background:var(--error-bg);color:var(--error-text);font-size:var(--font-size-sm)}.ack-form{width:100%;max-width:640px}.ack-body{max-height:50vh;padding:var(--space-md) var(--space-lg) var(--space-md) 0;color:var(--color-text-body);font-size:var(--font-size-md);line-height:1.55;overflow-y:auto}.ack-body>:first-child{margin-top:0}.ack-body>:last-child{margin-bottom:0}.ack-body h1{margin:0 0 var(--space-lg);font-size:var(--font-size-md);color:var(--color-text);font-weight:600}.ack-body h2{margin:var(--space-lg) 0 var(--space-md);font-size:var(--font-size-md);color:var(--color-text);font-weight:600}.ack-body p{margin:var(--space-md) 0}.ack-body strong{color:var(--color-text);font-weight:600}.ack-body em{color:var(--color-text-secondary);font-style:italic}.ack-body hr{margin:var(--space-lg) 0;border:0;border-top:1px solid var(--color-border-subtle)}.ack-body ul{margin:var(--space-md) 0;padding-left:var(--space-lg)}.ack-body li{margin:var(--space-xs) 0}.ack-body a{color:var(--color-selected);text-decoration:none}.ack-body a:hover{text-decoration:underline}.ack-checkbox{align-items:flex-start;gap:var(--space-sm);margin:var(--space-sm) 0;cursor:pointer;line-height:1.4;display:flex}.ack-checkbox input{flex-shrink:0;margin-top:.2em}.picker-list{gap:var(--space-sm);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.picker-item{width:100%;height:var(--field-height);padding:0 var(--space-lg);background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-bar);cursor:pointer;font-family:inherit;font-size:var(--font-size-md);color:var(--color-text-body);text-align:left;border:none;align-items:center;display:flex}.picker-item:hover:not(:disabled){background:var(--color-control-hover)}.picker-item:disabled{opacity:.5;cursor:not-allowed}.picker-status{padding:var(--space-md);text-align:center;font-size:var(--font-size-sm);color:var(--color-text-muted)}.top-bar{background:var(--color-surface);border-bottom:1px solid var(--color-border-subtle);flex-shrink:0;justify-content:space-between;align-items:center;gap:16px;padding:10px 20px;display:flex}.top-bar-left{align-items:center;gap:10px;min-width:0;display:flex;overflow:hidden}.top-bar-logo{flex-shrink:0;width:22px;height:22px}.top-bar-brand{color:var(--color-text);flex-shrink:0;font-size:16px;font-weight:700}.top-bar-instrument{color:var(--color-text);white-space:nowrap;text-overflow:ellipsis;font-size:14px;overflow:hidden}.top-bar-arrow{color:var(--color-text-muted);flex-shrink:0;font-size:14px}.top-bar-project{color:var(--color-text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:14px;overflow:hidden}.top-bar-right{flex-shrink:0;align-items:center;gap:12px;display:flex}.user-menu{position:relative}.user-avatar{border:1px solid var(--color-border);border-radius:var(--radius-pill);background:var(--color-surface);cursor:pointer;justify-content:space-between;align-items:center;gap:4px;width:48px;height:32px;padding:0 6px 0 7px;font-family:inherit;transition:border-color .15s;display:inline-flex}.user-avatar:hover{border-color:var(--color-border-strong)}.user-avatar-badge{width:16px;height:16px;color:var(--color-text-on-dark);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:11px;font-weight:300;line-height:1;display:inline-flex}.user-avatar-letter{transform:translateY(1px)}.user-avatar-chevrons{width:9px;height:14px;color:var(--color-text);opacity:.2;flex-shrink:0}.user-menu-dropdown{background:var(--color-surface);border:1px solid var(--color-border-subtle);z-index:20;border-radius:8px;flex-direction:column;gap:4px;min-width:200px;padding:8px;display:flex;position:absolute;top:calc(100% + 6px);right:0;box-shadow:0 4px 16px #00000014}.user-menu-username{color:var(--color-text);white-space:nowrap;text-overflow:ellipsis;padding:4px 6px 2px;font-size:13px;font-weight:600;overflow:hidden}.user-menu-status{color:var(--color-text-muted);border-bottom:1px solid var(--color-border-subtle);margin-bottom:4px;padding:0 6px 6px;font-size:12px}.user-menu-logout{cursor:pointer;color:var(--color-text-secondary);text-align:left;background:0 0;border:none;border-radius:4px;padding:6px 8px;font-family:inherit;font-size:13px}.user-menu-logout:hover{background:var(--color-surface-hover);color:var(--color-text)}.app{background:var(--color-page-bg);flex-direction:column;height:100%;display:flex}.shelf-bar{height:var(--shelf-height);padding:0 var(--shelf-padding);border-radius:var(--radius-md);background:var(--color-surface);box-shadow:var(--shadow-bar);flex-shrink:0;align-items:center;margin:8px 8px 0;display:flex;overflow:hidden}.canvas-wrapper{flex:1;position:relative}.shelf-side{width:240px;max-height:calc(100% - 32px);padding:var(--shelf-padding);border-radius:var(--radius-md);background:var(--color-surface);box-shadow:var(--shadow-bar);z-index:10;flex-direction:column;display:flex;position:absolute;top:8px;left:8px}.shelf-collapsed-btn{border:1px solid var(--color-border-subtle);border-radius:var(--radius-pill);background:var(--color-surface);cursor:pointer;height:32px;color:var(--color-text-secondary);z-index:10;align-items:center;padding:0 14px;font-family:inherit;font-size:13px;font-weight:600;display:inline-flex;position:absolute;top:16px;left:16px;box-shadow:0 1px 3px #0000000f}.shelf-collapsed-btn:hover{background:var(--color-surface-hover);color:var(--color-text)}.app-checking{height:100%;color:var(--color-text-muted);justify-content:center;align-items:center;font-size:14px;display:flex}.error-banner{background:var(--error-bg);border:1px solid var(--error-border);color:var(--error-text);z-index:5;border-radius:4px;max-width:50%;padding:8px 12px;font-size:13px;position:absolute;bottom:16px;left:16px}.loading-banner{background:var(--color-surface);border:1px solid var(--color-border);color:var(--color-text-muted);z-index:5;border-radius:4px;padding:6px 12px;font-size:13px;position:absolute;top:16px;left:16px}