:root{--app-ink: #0c2a3a;--app-sea: #1a5c6e;--app-sea-hover: #154a59;--app-mist: #d8ece8;--app-accent: #e8a54b;--app-surface: rgba(255, 252, 247, .92);--app-bg: #faf9f6;--app-border: #b7c9ce;--app-border-light: rgba(26, 92, 110, .1);--app-focus: rgba(26, 92, 110, .35);--app-danger: #ef4444;--app-danger-hover: #b91c1c;--font-sans: Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-serif: Fraunces, Georgia, 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solid rgba(255,255,255,.2);box-shadow:0 24px 48px #06182440}.modal-title{margin:0 0 1.25rem;font-size:1.25rem;font-weight:700;color:#111827}.modal-form{display:flex;flex-direction:column;gap:1rem}.modal-field{display:flex;flex-direction:column;gap:.5rem}.modal-field-checkbox,.modal-field-toggle{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:1rem}.modal-field-toggle .modal-field-label{margin:0}.toggle{position:relative;display:inline-flex;align-items:center;cursor:pointer}.toggle input{position:absolute;opacity:0;width:0;height:0}.toggle-slider{position:relative;display:inline-block;width:2.75rem;height:1.5rem;border-radius:9999px;background:var(--app-border);transition:background-color .2s ease}.toggle-slider:before{content:"";position:absolute;top:.125rem;left:.125rem;width:1.25rem;height:1.25rem;border-radius:50%;background:#fff;transition:transform .2s ease;box-shadow:0 1px 2px #0f172a33}.toggle input:checked+.toggle-slider{background:var(--app-sea)}.toggle input:checked+.toggle-slider:before{transform:translate(1.25rem)}.toggle input:focus-visible+.toggle-slider{outline:2px solid var(--app-focus);outline-offset:2px}.modal-field-label{font-size:.875rem;font-weight:600;color:#374151}.modal-field input[type=text]{width:100%;margin-top:0;padding:.7rem .85rem;border:1px solid var(--app-border);border-radius:.55rem;background:#fff;color:var(--app-ink);font-size:.95rem;transition:border-color .15s ease,outline .15s ease}.modal-field input[type=text]:read-only{background:#f3f4f6;color:#6b7280}.modal-field input[type=text]:focus{outline:2px solid var(--app-focus);border-color:var(--app-sea)}.modal-message{margin:0 0 1.5rem;color:#111827;line-height:1.5}.modal-dialog--warning{border-color:#f59e0b;background:#fffbeb}.modal-dialog--warning .modal-message{color:#92400e}.modal-dialog--wide{max-width:40rem;max-height:min(90vh,48rem);overflow-y:auto}.modal-actions{display:flex;justify-content:flex-end;gap:.75rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;margin-top:0;border-radius:.5rem;font-family:inherit;cursor:pointer;white-space:nowrap;transition:background-color .15s ease,border-color .15s ease,transform .15s ease}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{cursor:not-allowed;opacity:.6}.btn svg{width:1rem;height:1rem;flex-shrink:0}.btn-cancel{border:1px solid var(--app-border);background:transparent;color:var(--app-ink)}.btn-cancel:hover:not(:disabled){background-color:var(--app-border-light)}.btn-confirm{border:1px solid var(--app-sea);background:transparent;color:var(--app-sea)}.btn-confirm:hover:not(:disabled){background-color:var(--app-border-light)}.btn-danger{border:1px solid var(--app-danger);background:transparent;color:var(--app-danger)}.btn-danger:hover:not(:disabled){background-color:#fef2f2}.btn-page{padding:.7rem 1rem;font-size:.95rem;font-weight:600;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-modal{padding:.625rem 1rem;font-size:.95rem;font-weight:500}.btn-banner{padding:.5rem 1rem;font-size:.9rem;font-weight:600}.btn-table{padding:.375rem .75rem;border-radius:.375rem;font-size:.875rem;font-weight:500}.btn-table.btn-confirm{border:none;background-color:var(--app-sea);color:#fff}.btn-table.btn-confirm:hover:not(:disabled){background-color:var(--app-sea-hover)}.btn-table.btn-danger{border:none;background-color:#dc2626;color:#fff}.btn-table.btn-danger:hover:not(:disabled){background-color:#b91c1c}.btn-confirmation{padding:.625rem 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ease}._help-button-trigger_122ph_8:hover{background:var(--app-sea-hover);transform:scale(1.15)}._help-button-trigger-icon_122ph_29{width:1.35rem;height:1.35rem}._help-button-bubble_122ph_34{position:absolute;right:0;bottom:calc(100% + .6rem);width:15rem;padding:.85rem 1rem;border:1px solid #e5e7eb;border-radius:.65rem;background:#fff;box-shadow:0 10px 24px #0f172a1f;font-size:.875rem;line-height:1.4;color:#374151}._help-button-bubble_122ph_34 a{color:var(--app-sea);font-weight:600}._help-button-bubble_122ph_34 p{margin:0}._profile-menu_pjwyn_1{position:relative;flex-shrink:0}._profile-menu-trigger_pjwyn_6{display:inline-flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;padding:0;border:1px solid #e5e7eb;border-radius:999px;background:#fff;color:#4b5563;cursor:pointer;transition:background-color .15s ease,color .15s ease,border-color .15s 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.7rem;border:none;border-radius:.45rem;background:transparent;color:#374151;font-size:.925rem;font-weight:500;cursor:pointer;text-align:left}._profile-menu-item_pjwyn_51:hover:not(:disabled){background:#f3f4f6;color:#111827}._profile-menu-item_pjwyn_51:disabled{opacity:.65;cursor:wait}._profile-menu-item-icon_pjwyn_77{width:1.05rem;height:1.05rem;flex-shrink:0}._navbar_1pl3b_1{background:var(--app-surface);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--app-border-light);box-shadow:0 4px 12px #0c2a3a0d;position:sticky;top:0;z-index:50}._navbar-inner_1pl3b_11{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1.5rem;max-width:80rem;margin:0 auto}._navbar-nav-group_1pl3b_21{display:flex;align-items:center;gap:2rem}._navbar-brand_1pl3b_27{display:flex;align-items:center;gap:.5rem;font-family:var(--font-serif);color:var(--app-sea);font-size:1.25rem;font-weight:700;-webkit-user-select:none;user-select:none}._navbar-brand-logo_1pl3b_38{width:1.75rem;height:1.75rem;border-radius:22%}._navbar-list_1pl3b_44{display:flex;gap:.25rem;list-style:none;margin:0;padding:0;min-width:0;overflow-x:auto}._navbar-tab_1pl3b_54{display:inline-flex;align-items:center;gap:.5rem;padding:.625rem 1rem;border:none;border-radius:.5rem;background:transparent;color:#4b5563;font-size:.95rem;font-weight:500;cursor:pointer;transition:background-color .15s ease,color .15s 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#0618241f;transform:translateY(-2px)}._chat-character-card_161lz_1:focus-visible{outline:2px solid var(--app-focus);outline-offset:2px}._chat-character-avatar-image_161lz_30{width:6rem;height:6rem}._chat-character-avatar-image--compact_161lz_35{width:3rem;height:3rem}._chat-character-card-content_161lz_40{display:flex;flex-direction:column;gap:.5rem}._chat-character-card-name_161lz_46{margin:0;font-size:1.125rem;font-weight:600;color:#111827}._chat-character-card-chinese-name_161lz_53{font-weight:500;color:#4b5563}._chat-character-card-description_161lz_58{margin:0;color:#4b5563;line-height:1.5;font-size:.95rem}._challenge-card_z5fez_1{position:relative;display:flex;flex-direction:column;align-items:center;gap:1rem;width:100%;padding:1.25rem;border:1px solid var(--app-border-light);border-radius:.75rem;background:var(--app-surface);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 8px 24px #06182414;text-align:center;cursor:pointer;transition:border-color .15s 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#93c5fd;border-radius:.75rem;background:#eff6ff}._app-banner-text_xuovw_13{margin:0;flex:1;min-width:0;color:#1e40af;line-height:1.45;font-size:.95rem}._app-banner_xuovw_1 .btn-confirm{flex-shrink:0;border-color:#2563eb;background:#fff;color:#1e40af}._app-banner_xuovw_1 .btn-confirm:hover:not(:disabled){background:#dbeafe}._app-banner--warning_xuovw_33{border-color:#f59e0b;background:#fffbeb}._app-banner--warning_xuovw_33 ._app-banner-text_xuovw_13{color:#92400e}._app-banner--warning_xuovw_33 .btn-confirm{border-color:#d97706;color:#92400e}._app-banner--warning_xuovw_33 .btn-confirm:hover:not(:disabled){background:#fef3c7}@media(max-width:640px){._app-banner_xuovw_1{flex-wrap:wrap}._app-banner-text_xuovw_13{flex-basis:100%}}._chat-modal-confetti_1etun_1{pointer-events:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:10000;overflow:hidden}._chat-modal-confetti-piece_1etun_9{position:absolute;top:-16px;border-radius:2px;opacity:.95;will-change:transform,opacity;animation-name:_chat-modal-confetti-fall_1etun_1;animation-timing-function:linear;animation-fill-mode:forwards}@keyframes _chat-modal-confetti-fall_1etun_1{0%{transform:translateZ(0) rotate(0);opacity:1}85%{opacity:1}to{transform:translate3d(var(--confetti-drift, 0),110vh,0) rotate(var(--confetti-rotation, 180deg));opacity:0}}._form-warning_md8gw_1{margin:0;color:#b45309;font-size:.875rem;line-height:1.4}._field-hint_md8gw_8{font-weight:400;color:#6b7280}._wizard-option-list_1xx75_1{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1.5rem}._wizard-option-button_1xx75_9{padding:.85rem 1rem;background:var(--app-surface);text-align:left;justify-content:flex-start;transition:border-color .15s ease,box-shadow .15s ease}.btn._wizard-option-button_1xx75_9:hover{border-color:var(--app-sea);box-shadow:0 8px 20px #06182414;background:var(--app-surface)}._wizard-option-button_1xx75_9:focus-visible{outline:2px solid var(--app-focus);outline-offset:2px}._kb-init-wizard-dialog--wide_1xx75_28{max-width:40rem;max-height:min(90vh,48rem);overflow-y:auto}._wizard-word-picker_1xx75_34{margin-bottom:1rem;padding:.75rem 1.25rem;border:1px solid var(--app-border-light);border-radius:.75rem;background:var(--app-surface);text-align:center}._wizard-word-picker-hanzi_1xx75_43{margin:0;font-size:1.75rem;font-weight:700;color:var(--app-ink)}._wizard-word-picker-pinyin_1xx75_50{margin:.15rem 0 0;color:#4b5563}._wizard-word-picker-definition_1xx75_55{margin:.15rem 0 0;color:#4b5563;font-size:.9rem;line-height:1.3em;min-height:2.6em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}._wizard-word-picker-actions_1xx75_67{display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem;margin-top:.75rem}._wizard-sync-progress_1xx75_75{display:flex;flex-direction:column;gap:.35rem;margin-top:.75rem;font-size:.85rem;color:#4b5563}._wizard-sync-progress_1xx75_75 progress{width:100%;accent-color:var(--app-sea)}._wizard-word-cell-primary_1xx75_89{margin:0;font-weight:700;color:var(--app-ink)}._wizard-word-cell-definition_1xx75_95{margin:.15rem 0 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._preferences-section-description_4q780_12{display:flex;align-items:center;justify-content:space-between;gap:1rem}._preferences-section--plan_4q780_281 ._preferences-section-description_4q780_12 .page-add-button{flex-shrink:0}._preferences-section--anki_4q780_292,._preferences-section--danger_4q780_296{margin-top:2.5rem}._anki-deck-list_4q780_300{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.75rem}._anki-deck-row_4q780_309{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 1rem;border:1px solid #e5e7eb;border-radius:.75rem;background:#fff}._anki-deck-row-main_4q780_320{display:flex;flex-wrap:wrap;align-items:center;gap:.65rem .85rem;min-width:0}._anki-deck-name_4q780_328{font-weight:600;color:#111827}._anki-deck-status_4q780_333{display:inline-flex;align-items:center;padding:.2rem .55rem;border-radius:999px;font-size:.75rem;font-weight:600;line-height:1.2}._anki-deck-status--not_configured_4q780_343{background:#f3f4f6;color:#4b5563}._anki-deck-status--not_synchronized_4q780_348{background:#ffedd5;color:#c2410c}._anki-deck-status--synchronized_4q780_353{background:#dcfce7;color:#15803d}._anki-deck-mapped-name_4q780_358{color:#6b7280;font-size:.85rem;overflow-wrap:anywhere}._anki-deck-row-actions_4q780_364{display:flex;flex-shrink:0;align-items:center;gap:.5rem}._anki-deck-row_4q780_309 .btn{flex-shrink:0}._anki-mobile-warning_4q780_375{display:none}@media(max-width:640px){._anki-mobile-warning_4q780_375{display:block;margin:0;padding:.75rem 1rem;border:1px solid #f59e0b;border-radius:.75rem;background:#fffbeb;color:#92400e;line-height:1.45}._anki-desktop-content_4q780_391{display:none}}._welcome-auth_oxucg_1{position:relative;isolation:isolate;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem 1.25rem;overflow:hidden;font-family:var(--font-sans);color:var(--app-ink);background:radial-gradient(ellipse 80% 60% at 10% 20%,#2a7a7a 0%,transparent 55%),radial-gradient(ellipse 70% 50% at 90% 80%,#1e4d6b 0%,transparent 50%),linear-gradient(160deg,#0a2433,#134455 45%,#1a5c5c)}._welcome-auth-atmosphere_oxucg_18{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none}._welcome-auth-glyph_oxucg_25{position:absolute;right:-4%;bottom:-8%;font-family:var(--font-serif);font-size:clamp(14rem,42vw,28rem);font-weight:700;line-height:1;color:#d8ece814;-webkit-user-select:none;user-select:none;animation:_welcome-glyph-drift_oxucg_1 18s ease-in-out infinite alternate}._welcome-auth-content_oxucg_38{position:relative;z-index:1;width:min(100%,26rem);display:flex;flex-direction:column;gap:1.75rem}._welcome-auth-brand_oxucg_47{text-align:center;animation:_welcome-rise_oxucg_1 .7s ease-out 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.25rem;font-family:var(--font-serif);font-size:1.35rem;font-weight:600;color:var(--app-ink)}._welcome-auth-hint_oxucg_109{margin:0;font-size:.9rem;line-height:1.45;color:#3d5c66}._welcome-auth-error_oxucg_116{margin:0;padding:.65rem .75rem;border-radius:.5rem;background:#fef2f2;border:1px solid #fecaca;color:#b91c1c;font-size:.9rem;line-height:1.4}._welcome-auth-field_oxucg_127{display:flex;flex-direction:column;gap:.4rem}._welcome-auth-label_oxucg_133{font-size:.85rem;font-weight:600;color:#2c4a55}._welcome-auth-field_oxucg_127 input{width:100%;padding:.7rem .85rem;border:1px solid #b7c9ce;border-radius:.55rem;background:#fff;color:var(--app-ink);font-family:inherit;font-size:.95rem}._welcome-auth-field_oxucg_127 input:focus{outline:2px solid rgba(26,92,110,.35);border-color:var(--app-sea)}._welcome-auth-submit_oxucg_155{margin-top:.35rem;padding:.8rem 1rem;border:none;border-radius:.55rem;background:var(--app-sea);color:#f7faf8;font-family:inherit;font-size:1rem;font-weight:700;cursor:pointer;transition:background-color .18s ease,transform .18s ease}._welcome-auth-submit_oxucg_155:hover{background:#154a59}._welcome-auth-submit_oxucg_155:disabled{opacity:.7;cursor:wait}._welcome-auth-submit_oxucg_155:active{transform:translateY(1px)}._welcome-auth-divider_oxucg_182{display:flex;align-items:center;gap:.75rem;margin:.15rem 0;color:#7a939c;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em}._welcome-auth-divider_oxucg_182:before,._welcome-auth-divider_oxucg_182:after{content:"";flex:1;height:1px;background:#c5d5da}._welcome-auth-google_oxucg_201{display:inline-flex;align-items:center;justify-content:center;gap:.65rem;width:100%;padding:.75rem 1rem;border:1px solid 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_welcome-rise_oxucg_1{0%{opacity:0;transform:translateY(.85rem)}to{opacity:1;transform:translateY(0)}}@keyframes _welcome-glyph-drift_oxucg_1{0%{transform:translateZ(0) rotate(-4deg)}to{transform:translate3d(-2%,-3%,0) rotate(2deg)}}._welcome-auth-discover-button_oxucg_289{margin:.9rem auto 0;display:block;padding:.55rem 1.1rem;border:1px solid rgba(255,255,255,.35);border-radius:999px;background:#ffffff14;color:#f7faf8;font-family:inherit;font-size:.85rem;font-weight:650;cursor:pointer;transition:background-color .18s ease,border-color .18s ease}._welcome-auth-discover-button_oxucg_289:hover{background:#ffffff29;border-color:#ffffff80}._feature-showcase_oxucg_309{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;overflow-y:auto;background:var(--app-bg);transform:translate3d(100%,0,0);transition:transform .45s 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img{display:block;width:100%;height:auto;object-fit:contain;border-radius:.85rem;border:1px solid rgba(12,42,58,.08);box-shadow:0 14px 32px #0618241a;background:#fff}._feature-panel-media_oxucg_406 img{width:100%;border-radius:.85rem;border:1px solid rgba(12,42,58,.08);box-shadow:0 14px 32px #0618241a;background:#fff}._feature-panel-body_oxucg_450{display:flex;flex-direction:column;gap:.7rem;min-width:0}._feature-panel-heading_oxucg_457{display:flex;align-items:center;gap:.75rem}._feature-panel-icon_oxucg_463{display:grid;place-items:center;width:2.35rem;height:2.35rem;flex-shrink:0;border-radius:.7rem;background:#ffffffb8;color:var(--app-sea);box-shadow:0 1px #0c2a3a0a}._feature-panel-icon_oxucg_463 svg{width:1.2rem;height:1.2rem;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}._feature-panel-heading_oxucg_457 h3,._feature-companion_oxucg_371 h3{margin:0;font-family:var(--font-serif);color:var(--app-ink);font-size:1.35rem;font-weight:650;letter-spacing:-.02em}._feature-panel-description_oxucg_495{margin:0;color:#3d5c66;line-height:1.55;font-size:.95rem}._feature-panel-checklist_oxucg_502{margin:.15rem 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:.45rem}._feature-panel-checklist_oxucg_502 li{display:flex;align-items:flex-start;gap:.55rem;color:#2c4a55;font-size:.9rem;line-height:1.45}._feature-panel-tick_oxucg_520{display:grid;place-items:center;width:1.15rem;height:1.15rem;flex-shrink:0;margin-top:.12rem;border-radius:999px;background:#1a5c6e1f;color:var(--app-sea)}._feature-panel-tick_oxucg_520 svg{width:.72rem;height:.72rem}._feature-companion_oxucg_371{background:linear-gradient(135deg,#dcecf0,#e8f1ea);border-color:#c3d7dc;margin-top:.5rem}._feature-companion-avatar_oxucg_544{width:min(100%,16rem);justify-self:center;border-radius:50%;background:#dbeafe;box-shadow:0 18px 36px #0618241f}._feature-companion-body_oxucg_552{display:flex;flex-direction:column;gap:.65rem}._feature-companion-eyebrow_oxucg_558{margin:0;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--app-sea)}@media(max-width:52rem){._feature-panel_oxucg_370,._feature-companion_oxucg_371{grid-template-columns:1fr;padding:1.1rem}._feature-companion-avatar_oxucg_544{width:min(70%,12rem)}}