.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; letter-spacing: -.02em; }
.brand-mark { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; background: linear-gradient(145deg, #9b72ff, #6740cc); box-shadow: 0 8px 24px rgba(124,58,237,.3); }
.brand-mark svg { width: 20px; height: 20px; }
.eyebrow { color: var(--primary); font-size: 12px; font-weight: 750; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 12px; font-size: clamp(30px, 4vw, 48px); line-height: 1.08; letter-spacing: -.045em; }
h2 { margin-bottom: 8px; font-size: 28px; letter-spacing: -.035em; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.login-copy { max-width: 650px; margin: auto 0; }
.login-copy p { max-width: 560px; font-size: 17px; line-height: 1.7; color: var(--muted); }
.orbit { position: absolute; width: 580px; height: 580px; left: -110px; top: 50%; transform: translateY(-50%); border: 1px solid rgba(139,92,246,.14); border-radius: 50%; pointer-events: none; }
.orbit::before, .orbit::after { content: ""; position: absolute; inset: 80px; border: 1px solid rgba(79,156,249,.11); border-radius: inherit; }
.orbit::after { inset: 176px; background: radial-gradient(circle, rgba(139,92,246,.2), transparent 64%); }
.feature-row { display: flex; gap: 12px; color: var(--muted); font-size: 13px; position: relative; z-index: 1; }
.feature-pill { padding: 9px 12px; border: 1px solid var(--border); border-radius: 999px; background: rgba(255,255,255,.025); }
.login-card { width: min(420px, calc(100vw - 40px)); padding: 34px; border: 1px solid var(--border); border-radius: 18px; background: var(--surface); box-shadow: var(--shadow); }
.login-card h2 { margin-top: 28px; }
.field { display: grid; gap: 8px; margin: 18px 0; }
.field label { color: var(--muted); font-size: 13px; font-weight: 650; }
.input, .select, .textarea {
  width: 100%; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); background: var(--surface-2); outline: none; padding: 11px 12px; transition: border-color .18s ease, box-shadow .18s ease;
}
.input:focus, .select:focus, .textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.textarea { min-height: 100px; resize: vertical; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 38px; padding: 0 14px; border: 1px solid transparent; border-radius: var(--radius-sm); background: transparent; cursor: pointer; transition: .18s ease; white-space: nowrap; }
.button[hidden] { display: none; }
.button:hover { background: var(--surface-2); }
.button:active { transform: translateY(1px); }
.button.primary { background: var(--primary); color: white; box-shadow: 0 8px 22px rgba(124,58,237,.22); }
.button.primary:hover { background: var(--primary-2); }
.button.danger { color: var(--danger); }
.button.icon { width: 38px; padding: 0; }
.button.wide { width: 100%; min-height: 44px; }
.button svg { width: 17px; height: 17px; }
.toolbar-group { display: flex; align-items: center; gap: 3px; padding: 3px; border: 1px solid var(--border); border-radius: 10px; }
.toolbar-group .button.active { color: white; background: var(--primary); }
.toolbar-group .button:disabled { opacity: .38; cursor: not-allowed; }
.toolbar-select { min-height: 32px; padding: 0 30px 0 10px; border: 0; border-radius: 7px; color: var(--muted); background: var(--surface-2); outline: none; }
.toolbar-divider { height: 24px; width: 1px; background: var(--border); margin: 0 3px; }
.canvas-background-control { display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 7px; border-radius: 7px; color: var(--muted); cursor: pointer; }
.canvas-background-control:hover { color: var(--text); background: var(--surface-2); }
.canvas-background-control input[type="color"] { width: 24px; height: 24px; padding: 2px; border: 1px solid var(--border-strong); border-radius: 6px; background: transparent; cursor: pointer; }
.canvas-background-control input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
.canvas-background-control input[type="color"]::-webkit-color-swatch { border: 0; border-radius: 3px; }
.search-box { position: relative; width: min(360px, 30vw); }
.search-box .input { padding-left: 36px; background: var(--surface-2); }
.search-box svg { position: absolute; left: 11px; top: 11px; width: 16px; color: var(--muted); }
.avatar { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; color: white; font-weight: 750; background: linear-gradient(145deg, #8464e9, #4f9cf9); }
.map-card { overflow: hidden; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); cursor: pointer; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.map-card:hover { transform: translateY(-3px); border-color: var(--border-strong); box-shadow: var(--shadow-soft); }
.map-preview { height: 160px; position: relative; overflow: hidden; background: radial-gradient(circle at 50% 45%, rgba(139,92,246,.14), transparent 46%), var(--surface-2); }
.map-preview::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(var(--border-strong) 1px, transparent 1px); background-size: 20px 20px; }
.preview-node { position: absolute; height: 9px; border-radius: 4px; background: var(--surface-3); border: 1px solid var(--border-strong); }
.preview-node.root { width: 70px; height: 24px; top: 68px; left: calc(50% - 35px); background: var(--primary); border: 0; box-shadow: 0 0 20px rgba(139,92,246,.3); }
.preview-node.n1 { width: 48px; left: 22%; top: 38px; }.preview-node.n2 { width: 56px; right: 17%; top: 43px; }.preview-node.n3 { width: 45px; left: 16%; bottom: 35px; }.preview-node.n4 { width: 64px; right: 20%; bottom: 30px; }
.map-card-body { padding: 17px; }
.map-card-title { font-size: 16px; font-weight: 720; margin-bottom: 8px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.map-meta { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: 12px; }
.tool-card { min-height: 190px; position: relative; display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 20px; padding: 26px; border: 1px solid var(--border); border-radius: 18px; background: linear-gradient(145deg, color-mix(in srgb, var(--surface) 94%, var(--primary-soft)), var(--surface)); cursor: pointer; outline: none; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.tool-card:hover, .tool-card:focus-visible { transform: translateY(-3px); border-color: color-mix(in srgb, var(--primary) 55%, var(--border)); box-shadow: var(--shadow-soft); }
.tool-card.is-draft { cursor: default; border-style: dashed; background: color-mix(in srgb, var(--surface) 96%, var(--primary-soft)); }
.tool-card.is-draft:hover { transform: none; border-color: var(--border); box-shadow: none; }
.tool-card.is-draft .tool-card-icon { filter: saturate(.45); opacity: .72; }
.tool-card-icon { width: 64px; height: 64px; display: grid; place-items: center; border-radius: 18px; color: white; background: linear-gradient(145deg, #9b72ff, #4f76d9); box-shadow: 0 12px 28px rgba(124,58,237,.25); }
.tool-card-copy h3 { margin: 0; font-size: 21px; }
.tool-card-copy p { min-height: 48px; margin: 15px 0 18px; color: var(--muted); line-height: 1.6; }
.tool-card-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.tool-card-action { display: inline-flex; align-items: center; gap: 5px; color: var(--primary); font-size: 13px; font-weight: 700; }
.tool-card-admin-actions { position: absolute; right: 16px; bottom: 16px; display: flex; align-items: center; gap: 4px; padding: 3px; border: 1px solid var(--border); border-radius: 9px; background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(8px); box-shadow: var(--shadow-soft); }
.tool-card-admin-actions .button { min-height: 30px; padding: 0 9px; font-size: 11px; }
.empty { grid-column: 1 / -1; min-height: 320px; display: grid; place-items: center; text-align: center; border: 1px dashed var(--border-strong); border-radius: 16px; color: var(--muted); }
.stat { padding: 20px; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
.stat strong { display: block; font-size: 28px; margin-top: 6px; }
.table-wrap { overflow: auto; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
.table th { color: var(--muted); font-weight: 650; background: var(--surface-2); }
.table-actions, .tool-access-list { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; }
.tool-access-toggle { display: inline-flex; align-items: center; gap: 6px; min-height: 28px; padding: 0 9px; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); background: var(--surface-2); cursor: pointer; font-size: 11px; }
.tool-access-toggle span { width: 7px; height: 7px; border-radius: 50%; background: var(--subtle); }
.tool-access-toggle.enabled { color: var(--text); border-color: color-mix(in srgb, var(--primary) 42%, var(--border)); background: var(--primary-soft); }
.tool-access-toggle.enabled span { background: var(--primary); box-shadow: 0 0 8px color-mix(in srgb, var(--primary) 72%, transparent); }
.tool-access-toggle em { color: var(--muted); font-size: 9px; font-style: normal; }
.permission-options { display: grid; gap: 9px; padding: 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-2); }
.permission-options label { display: flex; align-items: center; gap: 8px; color: var(--text); cursor: pointer; }
.permission-options input { accent-color: var(--primary); }
.badge { display: inline-flex; padding: 4px 8px; border-radius: 999px; font-size: 11px; background: var(--primary-soft); color: var(--primary); }
.badge.off { background: rgba(241,109,122,.12); color: var(--danger); }
.badge.draft { background: rgba(244,184,74,.13); color: #c58b22; }
.badge.active { background: rgba(75,190,142,.13); color: #3aa977; }
.badge.disabled { background: rgba(241,109,122,.12); color: var(--danger); }
.toast-region { position: fixed; z-index: 100; right: 18px; bottom: 18px; display: grid; gap: 10px; }
.toast { min-width: 250px; padding: 13px 15px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); box-shadow: var(--shadow); animation: toast-in .22s ease both; }
.toast.error { border-color: rgba(241,109,122,.35); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }
.loading { height: 100%; display: grid; place-items: center; color: var(--muted); }
.spinner { width: 24px; height: 24px; border: 2px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.modal-backdrop { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 20px; background: rgba(5,5,10,.64); backdrop-filter: blur(6px); }
.modal { width: min(480px, 100%); padding: 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow); }
.modal:has(.module-form-grid) { width: min(760px, 100%); max-height: calc(100vh - 40px); overflow: auto; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 24px; }
.module-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; }
.module-form-wide { grid-column: 1 / -1; }
.module-form-note { margin-top: 6px; padding: 11px 13px; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--muted); background: var(--surface-2); font-size: 12px; line-height: 1.6; }
.module-delete-confirm { padding: 14px 0 4px; line-height: 1.7; }
.module-delete-warning { margin: 12px 0; padding: 11px 13px; border: 1px solid color-mix(in srgb, var(--danger) 42%, transparent); border-radius: var(--radius-sm); color: var(--danger); background: color-mix(in srgb, var(--danger) 9%, transparent); }
.module-directory { margin-top: 34px; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 15px; }
.section-head h3 { margin: 7px 0 5px; font-size: 20px; }
.module-name { display: flex; align-items: center; gap: 10px; min-width: 150px; }
.module-icon { width: 34px; height: 34px; display: grid; place-items: center; flex: none; border-radius: 9px; color: var(--primary); background: var(--primary-soft); }
.module-table code { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 11px; white-space: nowrap; }
.outline-list { display: grid; gap: 2px; }
.mindmap-group-panel[hidden], .side-panel-divider[hidden] { display: none; }
.side-section-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.side-section-heading h3 { margin: 5px 0 0; }
.side-count { display: grid; place-items: center; min-width: 27px; height: 24px; padding: 0 7px; border: 1px solid var(--border); border-radius: 999px; color: var(--muted); background: var(--surface-2); font-size: 11px; }
.mindmap-group-list { display: grid; gap: 5px; max-height: 250px; overflow: auto; padding-right: 3px; }
.mindmap-group-item { display: grid; grid-template-columns: 12px minmax(0,1fr) auto; align-items: center; gap: 8px; width: 100%; min-height: 32px; padding: 5px 8px; border: 1px solid var(--border); border-radius: 8px; color: var(--text); background: var(--surface-2); text-align: left; cursor: pointer; transition: border-color .15s ease, transform .15s ease; }
.mindmap-group-item:hover { border-color: var(--border-strong); transform: translateX(2px); }
.mindmap-group-color { width: 9px; height: 9px; border-radius: 50%; box-shadow: 0 0 9px currentColor; }
.mindmap-group-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }
.mindmap-group-size { color: var(--subtle); font-size: 10px; }
.side-panel-divider { height: 1px; margin: 18px 0; background: var(--border); }
.outline-item { display: flex; align-items: center; gap: 8px; width: 100%; padding: 8px 9px; border: 0; border-radius: 7px; color: var(--muted); text-align: left; background: transparent; cursor: pointer; overflow: hidden; }
.outline-item:hover, .outline-item.active { color: var(--text); background: var(--surface-2); }
.outline-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--primary); flex: none; }
.outline-page { position: absolute; inset: 0; overflow: auto; padding: 38px clamp(24px, 6vw, 80px); background: var(--bg); }
.outline-page[hidden] { display: none; }
.outline-page-head { max-width: 820px; margin: 0 auto 24px; }
.outline-document { max-width: 820px; margin: auto; display: grid; gap: 6px; }
.outline-row { display: flex; align-items: center; gap: 10px; min-height: 46px; padding: 8px 12px; border: 1px solid transparent; border-radius: 9px; background: transparent; cursor: pointer; transition: .16s ease; }
.outline-row:hover { border-color: var(--border); background: var(--surface); }
.outline-row strong { font-weight: 650; }
.outline-row .outline-path { margin-left: auto; color: var(--subtle); font-size: 11px; }
.graph-controls { display: grid; gap: 18px; }
.graph-control-section { display: grid; gap: 10px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.graph-control-section:last-child { border-bottom: 0; }
.graph-control-title { display: flex; align-items: center; justify-content: space-between; color: var(--text); font-size: 12px; font-weight: 700; }
.graph-group-actions { display: inline-flex; gap: 5px; }
.graph-group-actions .button { min-height: 28px; padding: 0 8px; font-size: 10px; }
.graph-search { position: relative; }
.graph-search .input { min-height: 38px; padding-left: 34px; font-size: 12px; }
.graph-search svg { position: absolute; left: 10px; top: 10px; width: 16px; color: var(--muted); }
.graph-group-list { display: grid; gap: 6px; max-height: 290px; overflow: auto; padding-right: 3px; }
.graph-group { display: grid; grid-template-columns: 12px minmax(0, 1fr) auto; align-items: center; gap: 8px; min-height: 30px; padding: 5px 7px; border: 1px solid var(--border); border-radius: 7px; color: var(--text); background: var(--surface-2); font-size: 11px; text-align: left; cursor: pointer; transition: opacity .15s ease, border-color .15s ease; }
.graph-group:hover { border-color: var(--border-strong); }
.graph-group.is-hidden { opacity: .32; }
.graph-group-dot { width: 9px; height: 9px; border-radius: 50%; box-shadow: 0 0 8px currentColor; }
.graph-group-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.graph-group-count { color: var(--subtle); font-size: 10px; }
.control-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 12px; }
.neural-label-focus { padding: 9px 10px; border: 1px solid color-mix(in srgb, var(--primary) 35%, var(--border)); border-radius: 8px; background: var(--primary-soft); }
.neural-label-focus strong { display: block; color: var(--text); font-size: 12px; }
.neural-label-focus small { display: block; margin-top: 2px; color: var(--muted); font-size: 10px; }
.neural-shape-section { background: color-mix(in srgb, var(--surface-2) 76%, var(--primary-soft)); }
.neural-shape-section > small { display: block; margin-top: 8px; font-size: 10px; line-height: 1.45; }
.graph-shape-select { width: 132px; min-height: 31px; padding: 5px 28px 5px 9px; font-size: 12px; }
.neural-visibility-control { padding: 2px 10px 4px; }
.range-with-value { display: flex; align-items: center; gap: 8px; }
.range-with-value output { width: 34px; color: var(--text); font-size: 11px; text-align: right; font-variant-numeric: tabular-nums; }
.control-row input[type="range"] { width: 112px; accent-color: var(--primary); }
.control-row .range-with-value input[type="range"] { width: 88px; }
.toggle { position: relative; width: 34px; height: 19px; flex: none; }
.toggle input { position: absolute; opacity: 0; }
.toggle span { position: absolute; inset: 0; border-radius: 999px; background: var(--surface-3); cursor: pointer; transition: .18s ease; }
.toggle span::after { content: ""; position: absolute; width: 13px; height: 13px; left: 3px; top: 3px; border-radius: 50%; background: #aaa7b4; transition: .18s ease; }
.toggle input:checked + span { background: var(--primary); }
.toggle input:checked + span::after { left: 18px; background: white; }