:root{--paper: #f6f4ee;--surface: #ffffff;--ink: #20242c;--ink-2: #5d6470;--ink-3: #9aa0ab;--line: #e5e1d6;--line-soft: #efece4;--brand: #33527e;--brand-deep: #27436b;--brand-wash: #e9eef6;--seal: #b5432c;--seal-wash: #f8e7e1;--ok: #2f7d5d;--ok-wash: #e2f1e9;--warn: #a8761f;--warn-wash: #f7edd8;--danger: #b02e2e;--danger-wash: #f9e5e5;--radius: 10px;--radius-lg: 14px;--shadow: 0 1px 2px rgba(32, 36, 44, .04), 0 6px 18px rgba(32, 36, 44, .06);--font-display: "Noto Serif SC", "Source Han Serif SC", "SimSun", "宋体", serif;--font-ui: system-ui, "Segoe UI", "Microsoft YaHei", sans-serif}*{box-sizing:border-box}body{margin:0;font-family:var(--font-ui);color:var(--ink);background:var(--paper)}button{font-family:inherit}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--brand);outline-offset:2px}@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}.app{display:flex;flex-direction:column;height:100vh}.app-header{display:flex;align-items:center;gap:26px;padding:0 22px;background:var(--surface);border-bottom:1px solid var(--line)}.app-header h1{font-family:var(--font-display);font-size:19px;letter-spacing:.04em;margin:13px 0;display:flex;align-items:center;gap:10px}.app-header h1:before{content:"∞";display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;background:var(--seal);color:#fff;font-family:var(--font-ui);font-size:19px;font-weight:700;border-radius:6px;box-shadow:inset 0 0 0 1.5px #ffffff59,inset 0 0 0 3px var(--seal)}.app-nav{display:flex;gap:2px;align-self:stretch}.app-nav button{border:none;background:transparent;padding:0 18px;font-size:14.5px;cursor:pointer;color:var(--ink-2);border-bottom:2px solid transparent;transition:color .15s}.app-nav 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12px;font-size:13px}.admin-note{font-size:13px;color:var(--warn)}.admin-body-text{background:var(--paper);border-radius:8px;padding:14px 16px;max-height:320px;overflow-y:auto}.admin-actions-row{display:flex;gap:8px;align-items:center;margin:10px 0;flex-wrap:wrap}.admin-actions-row button{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:8px 16px;cursor:pointer;font-size:13px;color:var(--ink-2)}.admin-actions-row button.primary{border:none;background:var(--brand);color:#fff}.admin-actions-row select{border:1px solid var(--line);border-radius:8px;padding:7px 10px;font-size:13px}.admin-actions-row input{flex:1;min-width:140px;margin:0}.admin-form-row{display:flex;gap:6px}.admin-form-row input{flex:1;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font-size:13px}.admin-form-row button{border:1px solid var(--brand);background:var(--brand-wash);color:var(--brand-deep);border-radius:8px;padding:0 14px;cursor:pointer;font-size:12px;white-space:nowrap}.ops-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px;align-content:start;overflow-y:auto;width:100%;max-width:1080px;margin:0 auto}.ops-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:20px 22px;display:grid;gap:10px;align-content:start;box-shadow:var(--shadow)}.ops-card-danger{border-color:#b5432c73}.ops-card-danger h3{color:var(--seal)}.ops-card-primary{border-top:3px solid var(--seal)}.ops-card h3{margin:0;font-family:var(--font-display);font-size:15.5px}.ops-hint{margin:0;font-size:12px;color:var(--ink-3);line-height:1.6}.ops-card label{display:grid;gap:4px;font-size:12px;color:var(--ink-2)}.ops-card input,.ops-card textarea{border:1px solid var(--line);border-radius:8px;padding:8px 12px;font-size:14px;font-family:inherit}.ops-card 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8px}.create-node-actions button{flex:1;border:1px solid var(--brand);background:var(--brand-wash);color:var(--brand-deep);border-radius:7px;padding:6px 10px;cursor:pointer;font-size:12px;white-space:nowrap}.create-node-actions button:disabled{opacity:.5}.batch-bar{display:flex;align-items:center;gap:6px;flex-wrap:wrap;background:var(--brand-wash);border-radius:7px;padding:6px 10px;margin-bottom:8px;font-size:12px;color:var(--brand-deep)}.batch-bar button{border:1px solid var(--brand);background:var(--surface);color:var(--brand-deep);border-radius:6px;padding:3px 10px;cursor:pointer;font-size:12px}.batch-bar button.danger{border-color:var(--danger);color:var(--danger)}.batch-hint{font-weight:600}.tree-check{margin-right:4px;vertical-align:middle}.node-actions{display:flex;gap:6px;flex-wrap:wrap}.node-actions button{border:1px solid var(--line);background:var(--surface);color:var(--ink-2);border-radius:7px;padding:6px 12px;cursor:pointer;font-size:12.5px}.node-actions button.primary{border:none;background:var(--brand);color:#fff}.node-actions button.danger{border-color:var(--danger);color:var(--danger)}.version-editor .admin-tree select{width:100%;border:1px solid var(--line);border-radius:8px;padding:7px 10px;margin-bottom:8px;font-size:13px}.version-editor-main .primary{border:none;background:var(--brand);color:#fff;border-radius:8px;padding:8px 20px;cursor:pointer}.auth-gate-body{align-items:center;justify-content:center;overflow-y:auto;padding:30px 0}.auth-gate-hint{color:var(--ink-2);font-size:14px;margin:0 0 4px}.auth-gate .me-tab{width:min(440px,92vw);padding:0}@media(max-width:768px){.app-header{flex-wrap:wrap;gap:0;padding:0 10px}.app-header h1{font-size:16px;margin:10px 8px 10px 0}.app-nav{order:3;width:100%;overflow-x:auto}.app-nav button{padding:10px 12px;white-space:nowrap}.reader{flex-direction:column;position:relative}.reader-sidebar{display:none}.reader-sidebar.sidebar-open{display:block;position:fixed;top:0;right:0;bottom:0;left:0;width:100%;height:100%;z-index:40;border-right:none;padding-bottom:90px}.sidebar-toggle{display:block;position:fixed;right:16px;bottom:20px;z-index:50;border:none;background:var(--brand);color:#fff;border-radius:999px;padding:12px 22px;font-size:14px;box-shadow:0 6px 18px #20242c40;cursor:pointer}.reader-content{padding:16px}.book-shelf,.dice-tab,.me-tab,.submit-tab{padding:14px}.admin-page{padding:10px;overflow-y:auto}.admin-layout{flex-direction:column}.admin-nav{width:100%;flex-direction:row;overflow-x:auto}.admin-body{grid-template-columns:1fr;overflow-y:visible;align-content:start}.admin-pane-tabs{display:flex;gap:6px}.admin-body.mobile-pane-tree .admin-list,.admin-body.mobile-pane-tree .admin-detail,.admin-body.mobile-pane-list .admin-tree,.admin-body.mobile-pane-list .admin-detail,.admin-body.mobile-pane-detail .admin-tree,.admin-body.mobile-pane-detail .admin-list{display:none}.admin-tree,.admin-list,.admin-detail{max-height:none;overflow-y:visible}.version-editor{grid-template-columns:1fr;overflow-y:visible}.version-editor .editor-tree{display:none}.version-editor .editor-tree.tree-open{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;border-radius:0;padding-bottom:90px;overflow-y:auto}.version-editor .sidebar-toggle{display:block}.tree-item{padding:10px 8px;font-size:15px}.tree-check{width:18px;height:18px}.node-actions button{flex:1 1 auto;padding:10px 12px;font-size:14px}.rich-toolbar button{min-width:38px;padding:9px 10px;font-size:14px}.batch-bar button{padding:8px 12px;font-size:13px}.bell-dropdown{width:calc(100vw - 24px);right:-8px}}.shelf-notice{background:var(--ok-wash);border-radius:8px;padding:10px 14px}