:root{--brand-blue:#337BBF;--brand-black:#1D1D1B;--highlight-darkest:#1A4F8A;--highlight-dark:#2563A8;--highlight-medium:#337BBF;--highlight-light:#5B9DD6;--highlight-lightest:#A3C9E8;--light-bg-primary:#FFFFFF;--light-bg-secondary:#F3F4F6;--light-bg-tertiary:#E5E7EB;--light-bg-elevated:#FFFFFF;--light-surface-card:#F3F4F6;--light-surface-elevated:#FFFFFF;--light-text-primary:#1F2024;--light-text-secondary:#71727A;--light-text-tertiary:#8F9098;--light-text-inverted:#FFFFFF;--light-text-link:#337BBF;--light-interactive-primary:#337BBF;--light-interactive-hover:#2563A8;--light-interactive-pressed:#1A4F8A;--light-interactive-disabled:#A3C9E8;--light-border-default:#C5C6CC;--light-border-subtle:#E5E7EB;--light-border-focus:#337BBF;--light-semantic-success-bg:#DCFCE7;--light-semantic-success:#22C55E;--light-semantic-success-text:#15803D;--light-semantic-warning-bg:#FEF3C7;--light-semantic-warning:#F59E0B;--light-semantic-warning-text:#B45309;--light-semantic-danger-bg:#FEE2E2;--light-semantic-danger:#EF4444;--light-semantic-danger-text:#991B1B;--light-semantic-info-bg:#A3C9E8;--light-semantic-info:#337BBF;--light-semantic-info-text:#0C2D57;--booking-type-lesson:var(--booking-lesson-single);--booking-type-lesson-bg:#A3C9E8;--booking-type-multi:var(--booking-lesson-multi);--booking-type-multi-bg:#E9D5FF;--booking-type-theory:var(--booking-theory);--booking-type-theory-bg:#EDE9FE;--booking-type-test:var(--booking-test);--booking-type-test-bg:#FEE2E2;--booking-type-rental:var(--booking-rental);--booking-type-rental-bg:#FED7AA;--booking-type-operation:var(--booking-operation);--booking-type-operation-bg:#DCFCE7;--booking-type-maintenance:var(--booking-maintenance);--booking-type-maintenance-bg:#F3F4F6;--light-overlay:rgba(31,32,36,0.5);--dark-bg-primary:#1A1C1E;--dark-bg-secondary:#232528;--dark-bg-tertiary:#292C2F;--dark-bg-elevated:#2D3033;--dark-surface-card:#232528;--dark-surface-elevated:#2D3033;--dark-text-primary:#F1F5F9;--dark-text-secondary:#94A3B8;--dark-text-tertiary:#7E8FA6;--dark-text-inverted:#1F2024;--dark-text-link:#5B9DD6;--dark-interactive-primary:#5B9DD6;--dark-interactive-hover:#337BBF;--dark-interactive-pressed:#2563A8;--dark-interactive-disabled:#494A50;--dark-border-default:#3F3F3D;--dark-border-subtle:#2D3033;--dark-border-focus:#5B9DD6;--dark-semantic-success-bg:#064E3B;--dark-semantic-success:#34D399;--dark-semantic-success-text:#A7F3D0;--dark-semantic-warning-bg:#78350F;--dark-semantic-warning:#FBBF24;--dark-semantic-warning-text:#FCD34D;--dark-semantic-danger-bg:#7F1D1D;--dark-semantic-danger:#F87171;--dark-semantic-danger-text:#FCA5A5;--dark-semantic-info-bg:#1E3A5F;--dark-semantic-info:#5B9DD6;--dark-semantic-info-text:#ADD7F6;--dark-booking-type-lesson:#5B9DD6;--dark-booking-type-lesson-bg:#1E3A5F;--dark-booking-type-multi:#C084FC;--dark-booking-type-multi-bg:#4C0519;--dark-booking-type-theory:#BEF264;--dark-booking-type-theory-bg:#1E293B;--dark-booking-type-test:#F472B6;--dark-booking-type-test-bg:#500724;--dark-booking-type-rental:#FB923C;--dark-booking-type-rental-bg:#431407;--dark-booking-type-operation:#4ADE80;--dark-booking-type-operation-bg:#064E3B;--dark-booking-type-maintenance:#F87171;--dark-booking-type-maintenance-bg:#7F1D1D;--dark-overlay:rgba(0,0,0,0.5);--font-display:var(--font-sans-2),"Manrope",system-ui,-apple-system,sans-serif;--font-body:var(--font-sans-2),"Manrope",system-ui,-apple-system,sans-serif;--font-sans:var(--font-body);--font-mono:var(--font-mono-1),"JetBrains Mono","IBM Plex Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;--font-data:var(--font-mono);--font-weight-extralight:200;--font-weight-light:300;--font-weight-regular:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--web-row-height:40px;--web-input-height:36px;--web-control-height:32px;--web-card-gap:16px;--font-size-micro:11px;--font-size-label:12px;--tracking-wide:0.05em;--tracking-wider:0.08em;--font-size-xs:12px;--font-size-sm:13px;--font-size-base:15px;--font-size-lg:16px;--font-size-xl:17px;--font-size-2xl:26px;--line-height-tight:1.2;--line-height-normal:1.4;--space-xs:4px;--space-sm:8px;--space-md:12px;--space-lg:16px;--space-xl:24px;--space-2xl:32px;--space-3xl:40px;--space-4xl:48px;--radius-sm:6px;--radius-md:8px;--radius-lg:12px;--radius-card:16px;--radius-full:9999px;--shadow-sm:0 1px 2px rgba(0,0,0,0.05);--shadow-md:0 4px 6px rgba(0,0,0,0.1);--shadow-lg:0 10px 15px rgba(0,0,0,0.1);--shadow-focus:0 0 0 3px rgba(51,123,191,0.1);--shadow-focus-ring:0 0 0 3px rgba(51,123,191,0.2);--role-admin:#BC6044;--role-instructor:#5862A0;--role-student:#6F8C4F;--role-staff:#474C54;--role-crew:#4E9A8E;--role-renter:#7E61A4;--booking-lesson-single:#337BBF;--booking-lesson-multi:#6366F1;--booking-rental:#F97316;--booking-maintenance:#6B7280;--booking-theory:#A855F7;--booking-theory-class:#689F38;--booking-test:#EF4444;--booking-theory-exam:#0EA5E9;--booking-meeting:#EAB308;--booking-operation:#22C55E;--booking-operation-flight:#22C55E;--booking-single-student-lesson:#337BBF;--booking-multi-student-lesson:#6366F1}.theme-light,:root,:root[data-theme=light]{--bg:var(--light-bg-primary);--surface:var(--light-bg-secondary);--surface-muted:var(--light-bg-secondary);--surface-elevated:var(--light-surface-elevated);--bg-light-elevated:var(--light-bg-elevated);--header:var(--light-bg-tertiary);--sidebar:var(--light-bg-secondary);--text:var(--light-text-primary);--text-secondary:var(--light-text-secondary);--muted:var(--light-text-tertiary);--on-primary:var(--light-text-inverted);--on-muted:var(--light-text-primary);--primary:var(--light-interactive-primary);--primary-hover:var(--light-interactive-hover);--primary-pressed:var(--light-interactive-pressed);--primary-disabled:var(--light-interactive-disabled);--link:var(--light-text-link);--link-hover:var(--light-interactive-hover);--border:var(--light-border-default);--border-subtle:var(--light-border-subtle);--border-focus:var(--light-border-focus);--success-bg:var(--light-semantic-success-bg);--success:var(--light-semantic-success);--success-text:var(--light-semantic-success-text);--warning-bg:var(--light-semantic-warning-bg);--warning:var(--light-semantic-warning);--warning-text:var(--light-semantic-warning-text);--danger-bg:var(--light-semantic-danger-bg);--danger:var(--light-semantic-danger);--danger-text:var(--light-semantic-danger-text);--info-bg:var(--light-semantic-info-bg);--info:var(--light-semantic-info);--info-text:var(--light-semantic-info-text);--overlay:var(--light-overlay);--selection:var(--primary);--on-selection:var(--on-primary);--hairline:rgba(0,0,0,0.08);--focus-ring:var(--light-border-focus);--elevation-sm:var(--shadow-sm);--elevation-md:var(--shadow-md);--elevation-lg:var(--shadow-lg);--success-500:var(--light-semantic-success);--warning-500:var(--light-semantic-warning);--danger-500:var(--light-semantic-danger);--info-500:var(--light-semantic-info);--chart-1:#337BBF;--chart-2:#1E5C9E;--chart-3:#79ABD6;--chart-4:#3F8E80;--chart-5:#64748B;--chart-6:#B8772E;--chart-grid:var(--light-border-subtle);--chart-axis:var(--light-text-tertiary)}.theme-dark,:root[data-theme=dark]{--bg:var(--dark-bg-primary);--surface:var(--dark-bg-secondary);--surface-elevated:var(--dark-surface-elevated);--surface-muted:var(--dark-bg-secondary);--bg-light-elevated:var(--dark-bg-elevated);--header:var(--dark-bg-tertiary);--sidebar:var(--dark-bg-secondary);--text:var(--dark-text-primary);--text-secondary:var(--dark-text-secondary);--muted:var(--dark-text-tertiary);--on-primary:var(--dark-text-inverted);--on-muted:var(--dark-text-primary);--primary:var(--dark-interactive-primary);--primary-hover:var(--dark-interactive-hover);--primary-pressed:var(--dark-interactive-pressed);--primary-disabled:var(--dark-interactive-disabled);--link:var(--dark-text-link);--link-hover:var(--dark-interactive-hover);--border:var(--dark-border-default);--border-subtle:var(--dark-border-subtle);--border-focus:var(--dark-border-focus);--success-bg:var(--dark-semantic-success-bg);--success:var(--dark-semantic-success);--success-500:var(--dark-semantic-success);--success-text:var(--dark-semantic-success-text);--warning-bg:var(--dark-semantic-warning-bg);--warning:var(--dark-semantic-warning);--warning-500:var(--dark-semantic-warning);--warning-text:var(--dark-semantic-warning-text);--danger-bg:var(--dark-semantic-danger-bg);--danger:var(--dark-semantic-danger);--danger-500:var(--dark-semantic-danger);--danger-text:var(--dark-semantic-danger-text);--info-bg:var(--dark-semantic-info-bg);--info:var(--dark-semantic-info);--info-500:var(--dark-semantic-info);--info-text:var(--dark-semantic-info-text);--overlay:var(--dark-overlay);--selection:var(--primary);--on-selection:var(--on-primary);--hairline:rgba(255,255,255,0.06);--focus-ring:var(--dark-border-focus);--elevation-sm:none;--elevation-md:none;--elevation-lg:none;--chart-1:#5B9DD6;--chart-2:#3D7DBE;--chart-3:#9AC4E8;--chart-4:#56B3A3;--chart-5:#94A3B8;--chart-6:#D99A45;--chart-grid:var(--dark-border-subtle);--chart-axis:var(--dark-text-tertiary)}:root{--text-tertiary:var(--muted);--label-tracking:var(--tracking-wide);--font-size-2xs:var(--font-size-label);--web-sidebar-width:248px;--web-sidebar-collapsed:64px;--web-topbar-height:56px;--web-content-max:1280px;--web-content-padding:24px;--tap-target-min:44px;--web-hero-max:640px;--web-reading-max:880px;--web-detail-max:860px;--web-workspace-max:1680px;--web-tree-aside:360px;--web-rail:240px;--tm-library-min:880px;--tm-library-columns:1fr 136px 132px 158px 92px;--tm-topic-columns:var(--web-tree-aside) minmax(0,1fr);--tm-topic-columns-wide:var(--web-tree-aside) minmax(0,1fr) var(--web-rail);--tm-topic-columns-focus:minmax(0,1fr) var(--web-rail);--tm-row-title-min:180px;--material-video:#6366f1;--material-audio:#689f38;--material-slides:#eab308;--material-pdf:#ef4444;--material-image:#a855f7;--material-text:#337bbf;--material-link:#6b7280}