:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--color-primary:#4f46e5;--color-primary-light:#818cf8;--color-primary-dark:#4338ca;--color-secondary:#7c3aed;--color-secondary-light:#a78bfa;--color-success:#10b981;--color-warning:#f59e0b;--color-error:#ef4444;--color-info:#3b82f6;--background-primary:#fff;--background-secondary:#f9fafb;--background-tertiary:#f3f4f6;--text-primary:#111827;--text-secondary:#374151;--text-tertiary:#6b7280;--text-disabled:#9ca3af;--border-primary:#e5e7eb;--border-secondary:#d1d5db;--color-on-accent:#fff;--error-background:#fee2e2;--error-border:#fecaca;--error-text:#991b1b;--control-height-sm:32px;--control-height-md:40px;--control-height-lg:48px;--control-padding-sm:6px 10px;--control-padding-md:9px 14px;--control-padding-lg:12px 20px;--control-font-sm:12px;--control-font-md:14px;--control-font-lg:16px;--control-weight:700;--control-radius:8px;--control-radius-sm:6px;--z-sticky:50;--z-nav:100;--z-dropdown:200;--z-overlay:800;--z-modal:1000;--z-toast:1100;--z-tooltip:1200;--background:#fff;--foreground:#111827;--color-info-dark:#1e40af;--color-success-bg:#10b9811f;--color-error-bg:#ef44441f;--color-info-bg:#3b82f61f;--badge-beginner-bg:linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);--badge-beginner-text:#065f46;--badge-intermediate-bg:linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);--badge-intermediate-text:#92400e;--badge-advanced-bg:linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);--badge-advanced-text:#991b1b;--color-warning-bg:#f59e0b1f;--color-warning-text:#92400e;--warning-background:#fef3c7;--skeleton-base:#7f7f7f24;--skeleton-shimmer:#ffffff1a;--scrollbar-thumb:#6b728080;--scrollbar-thumb-hover:#4b5563bf;--chevron-down:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none'%3E%3Cpath d='M4 6l4 4 4-4' stroke='%236b7280' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");--tense-present:#059669;--tense-present-bg:#0596691a;--tense-past:#b45309;--tense-past-bg:#b453091a;--tense-future:#2563eb;--tense-future-bg:#2563eb1a;--tense-perfect:#7c3aed;--tense-perfect-bg:#7c3aed1a}:root.dark{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--background-primary:#111827;--background-secondary:#1f2937;--background-tertiary:#374151;--text-primary:#f9fafb;--text-secondary:#e5e7eb;--text-tertiary:#d1d5db;--text-disabled:#6b7280;--border-primary:#374151;--border-secondary:#4b5563;--error-background:#ef44442e;--error-border:#ef444459;--error-text:#fca5a5;--background:#0a0a0a;--foreground:#ededed;--color-success-bg:#10b98133;--color-error-bg:#ef444433;--color-info-bg:#3b82f633;--badge-beginner-bg:#10b9812e;--badge-beginner-text:#6ee7b7;--badge-intermediate-bg:#f59e0b2e;--badge-intermediate-text:#fcd34d;--badge-advanced-bg:#ef44442e;--badge-advanced-text:#fca5a5;--color-warning-bg:#f59e0b33;--color-warning-text:#fcd34d;--warning-background:#f59e0b2e;--tense-present:#34d399;--tense-present-bg:#34d39929;--tense-past:#fbbf24;--tense-past-bg:#fbbf2429;--tense-future:#60a5fa;--tense-future-bg:#60a5fa29;--tense-perfect:#a78bfa;--tense-perfect-bg:#a78bfa2e;--scrollbar-thumb:#9ca3af59;--scrollbar-thumb-hover:#d1d5db8c;--chevron-down:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none'%3E%3Cpath d='M4 6l4 4 4-4' stroke='%23d1d5db' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}body{background:var(--background-secondary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;transition:background .3s,color .3s}*{box-sizing:border-box}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}::selection{background-color:var(--color-primary);color:var(--color-on-accent)}*{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb) transparent}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background-color:var(--scrollbar-thumb);background-clip:padding-box;border:2px solid #0000;border-radius:999px}::-webkit-scrollbar-thumb:hover{background-color:var(--scrollbar-thumb-hover)}::-webkit-scrollbar-corner{background:0 0}input[type=radio],input[type=checkbox],progress{accent-color:var(--color-primary)}select:not([multiple]):not([size]){background-image:var(--chevron-down);background-position:right 12px center;background-repeat:no-repeat;background-size:16px 16px;padding-right:36px}@supports not (appearance:base-select){select:not([multiple]):not([size]){appearance:none}}select option{background-color:var(--background-primary);color:var(--text-primary)}select option:disabled{color:var(--text-disabled)}@supports (appearance:base-select){select:not([multiple]):not([size]){appearance:base-select}::picker(select){appearance:base-select;border:1px solid var(--border-primary);background:var(--background-primary);color:var(--text-primary);border-radius:10px;margin-block:6px;padding:6px;box-shadow:0 8px 24px #00000024}select::picker-icon{display:none}select:not([multiple]):not([size]) option{cursor:pointer;background:0 0;border-radius:8px;padding:9px 12px;transition:background .15s,color .15s}select:not([multiple]):not([size]) option:hover,select:not([multiple]):not([size]) option:focus-visible{background:var(--background-secondary)}select:not([multiple]):not([size]) option:checked{background:var(--color-primary);color:var(--color-on-accent)}}@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}html{overflow-x:hidden}body{max-width:100vw;overflow-x:hidden}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}