@font-face{font-family:Inter;src:url(/fonts/Inter-Regular.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Inter;src:url(/fonts/Inter-SemiBold.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}:root{--color-bg: #f9fafb;--color-surface: #ffffff;--color-border: #e5e7eb;--color-text: #1f2937;--color-text-secondary: #6b7280;--color-primary: #0e7490;--color-primary-hover: #0e7490;--color-accent: #075985;--color-success-bg: #ecfdf5;--color-danger: #991b1b;--color-success-text: #166534;--color-error-bg: #fef2f2;--color-error-text: #991b1b;--color-warning-bg: #fffbeb;--color-warning-text: #92400e;--color-option-hover: #e0f2fe;--color-option-selected: #bae6fd;--color-input-focus: #a5f3fc;--radius: 10px;--shadow: 0 4px 10px rgba(0, 0, 0, .05)}html.dark{--color-bg: #111827;--color-surface: #1f2937;--color-border: #374151;--color-text: #f9fafb;--color-text-secondary: #9ca3af;--color-primary: #67e8f9;--color-primary-hover: #06b6d4;--color-accent: #38bdf8;--color-danger: #fca5a5;--color-success-bg: #052e16;--color-success-text: #86efac;--color-error-bg: #2b0b0b;--color-error-text: #fca5a5;--color-warning-bg: #422006;--color-warning-text: #facc15;--color-option-hover: #0c4a6e;--color-option-selected: #075985;--color-input-focus: #06b6d4;--shadow: 0 4px 16px rgba(0, 0, 0, .4)}body{background:var(--color-bg);color:var(--color-text);font-family:Inter,system-ui,sans-serif;line-height:1.6;margin:0;padding:2rem;transition:background .3s,color .3s}h1,h2{font-weight:600}.section{margin-bottom:2rem}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.5rem;margin:1rem 0;transition:transform .2s ease,box-shadow .2s ease}.card:hover{transform:translateY(-3px);box-shadow:0 6px 16px #0000001a}.btn{background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius);padding:.6rem 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85%,black)}.btn--link{background:transparent;padding:.25rem 0;color:var(--color-primary);font-weight:700}.btn--link:hover{background:transparent;text-decoration:underline}.btn--hint{background:transparent;border:1px solid var(--color-border);color:var(--color-text);padding:.4rem .8rem;display:inline-flex;align-items:center;gap:.5rem}.btn--hint:hover{background:var(--color-option-hover);border-color:var(--color-text-secondary)}.alert{border-radius:var(--radius);padding:.75rem 1rem;margin-top:1rem;font-size:.95rem}.alert--success{background:var(--color-success-bg);color:var(--color-success-text)}.alert--error{background:var(--color-error-bg);color:var(--color-error-text)}.alert--warning{background:var(--color-warning-bg);color:var(--color-warning-text)}.alert--info{background:var(--color-accent);color:#fff}.option{background:var(--color-surface);color:var(--color-text);border:2px solid var(--color-border);border-radius:var(--radius);padding:1rem;margin:.5rem 0;cursor:pointer;transition:background .2s,border .2s}.option:hover{background:var(--color-option-hover)}.option--selected{background:var(--color-option-selected);border-color:var(--color-accent);color:var(--color-text)}.option--correct{background:var(--color-success-bg);color:var(--color-success-text);border-color:var(--color-success-text);font-weight:700}.option--wrong{background:var(--color-error-bg);color:var(--color-error-text);border-color:var(--color-error-text);font-weight:700}.typing-input{width:100%;padding:.6rem;font-size:1rem;border:2px solid var(--color-border);border-radius:var(--radius);transition:box-sizing border-box,border .2s,box-shadow .2s}.typing-input:focus{outline:none;border-color:var(--color-input-focus);box-shadow:0 0 0 3px color-mix(in srgb,var(--color-input-focus) 50%,transparent)}.typing-input.correct{border-color:var(--color-success-text)}.typing-input.incorrect{border-color:var(--color-error-text)}input[type=text],input[type=email],input[type=password],textarea,select{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:.6rem 1rem;font-size:1rem;color:var(--color-text);box-sizing:border-box;transition:border-color .2s}select{padding:.6rem 2.5rem .6rem 1rem;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");background-position:right .75rem center;background-repeat:no-repeat;background-size:1.25em;width:100%;text-overflow:ellipsis;white-space:nowrap}input[type=text]:hover,input[type=email]:hover,input[type=password]:hover,textarea:hover,select:hover{border-color:var(--color-primary)}.flashcard{text-align:center}.flashcard__word{font-size:1.5rem;font-weight:700;color:var(--color-primary)}.flashcard__translation{color:var(--color-text-secondary);margin-top:.5rem}.flashcard__btn{margin-top:1rem}.button-row{display:flex;flex-wrap:wrap;gap:1rem}.text-secondary{color:var(--color-text-secondary)}footer{margin-top:3rem;font-size:.9rem;text-align:center;color:var(--color-text-secondary)}@media (max-width: 768px){body{padding:1rem;font-size:15px}.button-row{flex-direction:column}.button-row .btn{width:100%;text-align:center}}html.dark .btn--outline:hover{color:var(--color-bg)}html.dark .btn--secondary{background-color:transparent;border-color:#4b5563;color:var(--color-text-secondary)}html.dark .btn--secondary:hover{background-color:var(--color-text-secondary);border-color:var(--color-text-secondary);color:var(--color-bg)}html.dark .btn--danger{background-color:#ef4444}html.dark .btn--danger:hover{background-color:#dc2626}html.dark .btn--success{background-color:#22c55e}html.dark .btn--success:hover{background-color:#16a34a}html.dark select{background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%239ca3af' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e")}html.dark input[type=text]:hover,html.dark input[type=email]:hover,html.dark input[type=password]:hover,html.dark textarea:hover,html.dark select:hover{border-color:var(--color-primary)}html.dark .option--selected{background-color:#083344;border-color:var(--color-primary)}html.dark .option--correct{border-color:var(--color-success-text);background-color:var(--color-success-bg);color:var(--color-success-text)}html.dark .option--wrong{border-color:var(--color-error-text);background-color:var(--color-error-bg);color:var(--color-error-text)}html.dark .option--selected{color:var(--color-text)}.dark-mode-toggle[data-v-8470aa88]{background:none;border:none;cursor:pointer;color:var(--color-text-secondary);padding:.25rem;display:flex;align-items:center;justify-content:center;transition:color .2s}.dark-mode-toggle[data-v-8470aa88]:hover{color:var(--color-primary)}.fade-scale-enter-active[data-v-8470aa88],.fade-scale-leave-active[data-v-8470aa88]{transition:opacity .2s ease,transform .2s ease}.fade-scale-enter-from[data-v-8470aa88],.fade-scale-leave-to[data-v-8470aa88]{opacity:0;transform:scale(.8) rotate(-90deg)}.dropdown[data-v-95e86b35]{position:relative;display:inline-block}.dropdown-trigger[data-v-95e86b35]{position:relative;cursor:pointer}.dropdown-content[data-v-95e86b35]{position:absolute;right:0;top:calc(100% + .5rem);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);min-width:160px;z-index:10;padding:.5rem 0;display:flex;flex-direction:column}.dropdown-content[data-v-95e86b35] a{padding:.5rem 1rem;color:var(--color-text);text-decoration:none;display:block;transition:background-color .2s}.dropdown-content[data-v-95e86b35] a:hover{background-color:var(--color-option-hover)}.dropdown-content[data-v-95e86b35] .dropdown-header{padding:.5rem 1rem;font-weight:700;color:var(--color-text-secondary);border-bottom:1px solid var(--color-border);margin-bottom:.5rem}.dropdown-fade-enter-active[data-v-95e86b35],.dropdown-fade-leave-active[data-v-95e86b35]{transition:opacity .2s ease,transform .2s 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a[data-v-e80016c1]:hover,.nav-group[data-v-e80016c1] a:hover{color:var(--color-primary)}.router-link-exact-active[data-v-e80016c1]{font-weight:700;color:var(--color-primary)}.nav-group .btn.router-link-exact-active[data-v-e80016c1]{color:#fff}.user-avatar[data-v-e80016c1]{width:32px;height:32px;border-radius:50%;cursor:pointer}[data-v-e80016c1] .logout-link{color:var(--color-danger)!important}.language-switcher-nav[data-v-e80016c1] label,.mobile-nav-toggle[data-v-e80016c1],.mobile-practice-link[data-v-e80016c1],.mobile-only[data-v-e80016c1]{display:none}.mobile-nav-toggle[data-v-e80016c1]{background:none;border:none;cursor:pointer;padding:0;z-index:1001}.hamburger-icon[data-v-e80016c1]{display:block;position:relative;width:24px;height:2px;background-color:var(--color-text);transition:all .3s 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