:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}.card{padding:2em}#app{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.flashcard-creator[data-v-e30ca88d]{max-width:1920px;margin:0 auto;padding:40px;color:#1a202c}header[data-v-e30ca88d]{text-align:center;margin-bottom:60px}h1[data-v-e30ca88d]{color:#1a202c;font-size:3.5em;margin:0;font-weight:800}.subtitle[data-v-e30ca88d]{color:#4a5568;margin-top:12px;font-size:1.2em}.main-content[data-v-e30ca88d]{display:flex;gap:40px}.input-panel[data-v-e30ca88d]{background:#fff;padding:40px;border-radius:16px;box-shadow:0 4px 20px #00000014;width:500px;flex-shrink:0}.preview-panel[data-v-e30ca88d]{background:#fff;padding:40px;border-radius:16px;box-shadow:0 4px 20px #00000014;flex:1;min-width:0}.form-group[data-v-e30ca88d]{margin-bottom:32px}.form-group label[data-v-e30ca88d]{display:block;margin-bottom:12px;color:#2d3748;font-weight:600;font-size:1.1em}.input-field[data-v-e30ca88d]{width:100%;padding:16px;border:2px solid #e2e8f0;border-radius:12px;font-size:18px;transition:all .3s}.input-field[data-v-e30ca88d]:focus{border-color:#4299e1;outline:none;box-shadow:0 0 0 3px #4299e133}.input-field.error[data-v-e30ca88d]{border-color:#e53e3e}.error-message[data-v-e30ca88d]{color:#e53e3e;margin-top:8px;font-size:14px}.word-preview[data-v-e30ca88d]{margin-top:20px;text-align:center}.preview-word[data-v-e30ca88d]{font-size:48px;font-weight:700;letter-spacing:2px;margin-bottom:12px;cursor:pointer}.preview-word .letter[data-v-e30ca88d]{padding:4px 8px;border-radius:4px;transition:all .2s}.preview-word .letter[data-v-e30ca88d]:hover{background-color:#edf2f7}.color-picker[data-v-e30ca88d]{display:flex;gap:8px;justify-content:center;margin:12px 0}.color-button[data-v-e30ca88d]{width:32px;height:32px;border-radius:16px;border:2px solid white;box-shadow:0 2px 4px #0000001a;cursor:pointer;transition:all .2s;padding:0}.color-button[data-v-e30ca88d]:hover{transform:scale(1.1);box-shadow:0 4px 6px #0000001a}.syllable-editor[data-v-e30ca88d]{margin:16px 0}.syllable-input[data-v-e30ca88d]{width:100%;padding:12px;border:2px solid #e2e8f0;border-radius:8px;font-size:16px;transition:all .3s}.syllable-input[data-v-e30ca88d]:focus{border-color:#4299e1;outline:none;box-shadow:0 0 0 3px #4299e133}.syllable-analysis[data-v-e30ca88d]{font-size:24px;color:#4a5568}.syllable[data-v-e30ca88d]{display:inline-block;padding:4px 8px;background:#f7fafc;border-radius:4px;margin:0 4px}.file-input-wrapper[data-v-e30ca88d]{position:relative}.file-input[data-v-e30ca88d]{display:none}.file-input-label[data-v-e30ca88d]{display:block;padding:16px;background-color:#4299e1;color:#fff;border-radius:12px;cursor:pointer;transition:all .3s;text-align:center;font-weight:600}.file-input-label[data-v-e30ca88d]:hover{background-color:#3182ce;transform:translateY(-1px)}.image-preview[data-v-e30ca88d]{margin-top:20px;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px #0000001a}.image-preview img[data-v-e30ca88d]{width:100%;height:auto;display:block}.add-button[data-v-e30ca88d]{background-color:#48bb78;color:#fff;padding:16px;border:none;border-radius:12px;font-size:18px;font-weight:600;cursor:pointer;transition:all .3s;width:100%}.add-button[data-v-e30ca88d]:hover:not(:disabled){background-color:#38a169;transform:translateY(-1px)}.add-button[data-v-e30ca88d]:disabled{background-color:#a0aec0;cursor:not-allowed}.preview-panel h2[data-v-e30ca88d]{color:#2d3748;font-size:1.8em;margin-bottom:32px;font-weight:700}.flashcards-list[data-v-e30ca88d]{display:flex;flex-direction:column;gap:32px}.flashcard-item[data-v-e30ca88d]{background:#f7fafc;padding:24px;border-radius:16px;position:relative}.flashcard-preview[data-v-e30ca88d]{display:flex;gap:2px;justify-content:center}.preview-card[data-v-e30ca88d]{width:620px;height:437px;background:#fff;border:2px dashed #cbd5e0;border-radius:16px;display:flex;align-items:center;justify-content:center;padding:20px;box-shadow:0 2px 8px #0000000d}.word-display[data-v-e30ca88d]{font-size:72px;font-weight:700;letter-spacing:2px}.preview-card img[data-v-e30ca88d]{max-width:100%;max-height:60%;object-fit:contain}.delete-button[data-v-e30ca88d]{position:absolute;top:12px;right:12px;background-color:#e53e3e;color:#fff;border:none;padding:8px 16px;border-radius:8px;cursor:pointer;transition:all .3s}.delete-button[data-v-e30ca88d]:hover{background-color:#c53030}.card-syllables[data-v-e30ca88d]{margin-top:16px;color:#4a5568;font-size:16px;text-align:center}.download-button[data-v-e30ca88d]{background-color:#4299e1;color:#fff;padding:20px 40px;border:none;border-radius:12px;font-size:20px;font-weight:600;cursor:pointer;transition:all .3s;margin-top:40px;width:100%;max-width:400px;display:block;margin-left:auto;margin-right:auto}.download-button[data-v-e30ca88d]:hover{background-color:#3182ce;transform:translateY(-1px);box-shadow:0 4px 12px #4299e14d}.dialog-overlay[data-v-e30ca88d]{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.dialog[data-v-e30ca88d]{background:#fff;padding:32px;border-radius:16px;width:400px;box-shadow:0 4px 20px #0003}.dialog h3[data-v-e30ca88d]{margin:0 0 16px;font-size:1.5em;color:#2d3748}.dialog p[data-v-e30ca88d]{margin:0 0 24px;color:#4a5568}.dialog-buttons[data-v-e30ca88d]{display:flex;gap:16px;justify-content:flex-end}.confirm-button[data-v-e30ca88d]{background-color:#48bb78;color:#fff;padding:12px 24px;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s}.confirm-button[data-v-e30ca88d]:hover{background-color:#38a169}.cancel-button[data-v-e30ca88d]{background-color:#e2e8f0;color:#4a5568;padding:12px 24px;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s}.cancel-button[data-v-e30ca88d]:hover{background-color:#cbd5e0}.footer[data-v-e30ca88d]{text-align:center;margin-top:40px}.beian-link[data-v-e30ca88d]{color:#718096;font-size:14px;text-decoration:none;transition:color .2s}.beian-link[data-v-e30ca88d]:hover{color:#4a5568}@media (max-width: 1600px){.main-content[data-v-e30ca88d]{flex-direction:column}.input-panel[data-v-e30ca88d]{width:100%}.flashcard-preview[data-v-e30ca88d]{flex-direction:column;gap:16px}.preview-card[data-v-e30ca88d]{width:100%;height:auto;aspect-ratio:16/9}}#app{max-width:100%;margin:0;padding:0;text-align:left}body{margin:0;min-height:100vh;background-color:#f8fafc}*{box-sizing:border-box}