._root_ihqba_1{display:grid;flex:1 1 auto;box-sizing:border-box;width:100%;min-width:var(--aura-web-min-width);min-height:var(--aura-web-min-height);padding:32px;overflow:auto;background:var(--aura-color-background);place-items:center}._root__card_ihqba_13{display:flex;box-sizing:border-box;width:520px;padding:36px 40px;flex-direction:column;align-items:center;border:1px solid var(--aura-color-neutral-disabled);border-radius:24px;background:var(--aura-color-surface-warm);box-shadow:0 12px 32px var(--aura-color-shadow-light);text-align:center}._root__mark_ihqba_26{position:relative;width:80px;height:80px;flex:0 0 auto}._root__mark-back_ihqba_32,._root__mark-front_ihqba_33{position:absolute;top:20px;left:14px;display:block;width:52px;height:40px;box-sizing:border-box;border-radius:13px}._root__mark-back_ihqba_32{background:var(--aura-color-accent-lime);transform:rotate(-8deg)}._root__mark-front_ihqba_33{display:flex;padding:0 12px;flex-direction:column;align-items:flex-start;justify-content:center;border:1.5px solid var(--aura-color-primary);background:var(--aura-color-surface-warm);gap:6px;transform:rotate(4deg)}._root__mark-line-primary_ihqba_58,._root__mark-line-secondary_ihqba_59{display:block;height:2px;border-radius:1px;background:var(--aura-color-primary)}._root__mark-line-primary_ihqba_58{width:24px}._root__mark-line-secondary_ihqba_59{width:16px}._root__mark-dot-primary_ihqba_71,._root__mark-dot-secondary_ihqba_72{position:absolute;display:block;border-radius:50%}._root__mark-dot-primary_ihqba_71{top:7px;right:7px;width:10px;height:10px;background:var(--aura-color-accent-lime)}._root__mark-dot-secondary_ihqba_72{top:20px;right:0;width:5px;height:5px;background:var(--aura-color-accent-gold)}._root__title_ihqba_91{margin:24px 0 0;color:var(--aura-color-primary);font-family:var(--aura-font-songti);font-size:24px;font-weight:600;line-height:32px}._root__description_ihqba_99{max-width:400px;margin:10px 0 0;color:var(--aura-color-text-secondary);font-family:var(--aura-font-sans);font-size:14px;font-weight:400;line-height:22px}._root__actions_ihqba_108{display:flex;margin-top:28px;flex-wrap:wrap;align-items:center;justify-content:center;gap:12px}._root__action_ihqba_108{display:inline-flex;box-sizing:border-box;min-width:144px;height:48px;padding:0 24px;align-items:center;justify-content:center;border:1px solid transparent;border-radius:999px;appearance:none;cursor:pointer;font-family:var(--aura-font-songti);font-size:15px;font-weight:700;line-height:1;white-space:nowrap;transition:background-color .15s ease,border-color .15s ease,color .15s ease,transform .1s ease}._root__action_ihqba_108:focus-visible{outline:2px solid var(--aura-color-primary);outline-offset:3px}._root__action_ihqba_108:active{transform:translateY(1px)}._root__action--primary_ihqba_142{background:var(--aura-color-primary);color:var(--aura-color-surface)}._root__action--primary_ihqba_142:hover{background:var(--aura-color-primary-hover)}._root__action--secondary_ihqba_149{border-color:var(--aura-color-neutral-disabled);background:var(--aura-color-surface-warm);color:var(--aura-color-primary)}._root__action--secondary_ihqba_149:hover{border-color:var(--aura-color-primary)}._app-button_1ps2v_1{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:8px;cursor:pointer;font:inherit;font-weight:600;line-height:1;padding:0 18px;text-decoration:none;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._app-button_1ps2v_1:focus-visible{outline:none}._app-button_1ps2v_1:active:not(:disabled):not([data-active-feedback=false]){transform:translateY(1px)}._app-button_1ps2v_1:disabled{cursor:not-allowed;opacity:.54}._app-button_1ps2v_1._app-button--loading_1ps2v_26:disabled{cursor:wait;opacity:.72}._app-button--size-sm_1ps2v_30{min-width:72px;height:32px;padding:0 12px}._app-button--size-md_1ps2v_35{min-width:96px;height:40px;padding:0 18px}._app-button--size-lg_1ps2v_40{min-width:112px;height:48px;padding:0 24px}._app-button--shape-rounded_1ps2v_45{border-radius:8px}._app-button--shape-pill_1ps2v_48{border-radius:999px}._app-button--block_1ps2v_51{width:100%}._app-button--primary_1ps2v_54{background:var(--aura-color-primary);color:var(--aura-color-surface)}._app-button--primary_1ps2v_54:hover:not(:disabled){background:var(--aura-color-black)}._app-button--primary_1ps2v_54:active:not(:disabled):not([data-active-feedback=false]){background:var(--aura-color-primary)}._app-button--secondary_1ps2v_64{background:var(--aura-color-surface);border-color:var(--aura-color-border);color:var(--aura-color-primary)}._app-button--secondary_1ps2v_64:hover:not(:disabled){border-color:var(--aura-color-primary);color:var(--aura-color-primary)}._app-button--secondary_1ps2v_64:active:not(:disabled):not([data-active-feedback=false]){background:var(--aura-color-primary-container)}._app-button--ghost_1ps2v_76{background:transparent;color:var(--aura-color-primary)}._app-button--ghost_1ps2v_76:hover:not(:disabled){background:var(--aura-color-surface-subtle)}._app-button--ghost_1ps2v_76:active:not(:disabled):not([data-active-feedback=false]){background:var(--aura-color-primary-container)}._app-button--danger_1ps2v_86{background:var(--aura-color-wrong-dark);color:var(--aura-color-surface)}._app-button--danger_1ps2v_86:hover:not(:disabled){background:var(--aura-color-wrong-dark)}._app-button--danger_1ps2v_86:active:not(:disabled):not([data-active-feedback=false]){background:var(--aura-color-wrong-dark)}._app-button--dangerGhost_1ps2v_96{border-color:var(--aura-color-wrong-dark);background:transparent;color:var(--aura-color-wrong-dark)}._app-button--dangerGhost_1ps2v_96:hover:not(:disabled){background:var(--aura-color-player-wrong-background)}._app-button--dangerGhost_1ps2v_96:active:not(:disabled):not([data-active-feedback=false]){background:var(--aura-color-player-wrong-background)}._app-button__spinner_1ps2v_107{width:14px;height:14px;border:2px 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ease}._app-chip_1tbxt_1:hover:not(:disabled){border-color:var(--aura-color-primary);color:var(--aura-color-primary)}._app-chip_1tbxt_1:active:not(:disabled){transform:translateY(1px)}._app-chip_1tbxt_1:focus-visible{outline:none}._app-chip_1tbxt_1:disabled{cursor:not-allowed;opacity:.54}._app-chip--selected_1tbxt_27{border-color:var(--aura-color-primary);background:var(--aura-color-primary-container);color:var(--aura-color-primary);font-weight:600}._center-toast_1xdww_1{position:absolute;z-index:var(--aura-z-index-toast);top:50%;left:50%;display:inline-flex;max-width:520px;align-items:center;justify-content:center;border-radius:8px;background:var(--aura-color-center-toast-background);color:var(--aura-color-surface);font-family:var(--aura-font-sans);font-size:16px;font-weight:400;line-height:24px;padding:10px 16px;pointer-events:none;text-align:center;transform:translate(-50%,-50%);animation:_center-toast-enter_1xdww_1 .2s ease-out both}@keyframes _center-toast-enter_1xdww_1{0%{opacity:0;transform:translate(-50%,calc(-50% + 8px))}to{opacity:1;transform:translate(-50%,-50%)}}._app-close-button_xvp4w_1{position:relative;display:inline-flex;width:24px;height:24px;flex:0 0 auto;align-items:center;justify-content:center;border:0;background:transparent;cursor:pointer;padding:0;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._app-close-button_xvp4w_1:hover:not(:disabled) ._app-close-button__icon--default_xvp4w_15{opacity:0}._app-close-button_xvp4w_1:hover:not(:disabled) ._app-close-button__icon--hover_xvp4w_18{opacity:1}._app-close-button_xvp4w_1:focus-visible{outline:none}._app-close-button_xvp4w_1:disabled{cursor:not-allowed;opacity:.54}._app-close-button__icon-frame_xvp4w_28{position:relative;display:block;width:24px;height:24px;flex:0 0 auto;pointer-events:none}._app-close-button__icon_xvp4w_15{position:absolute;inset:0;display:block;width:100%;height:100%}._app-close-button__icon--default_xvp4w_15{opacity:1}._app-close-button__icon--hover_xvp4w_18{opacity:0}._app-icon-button_ftqqf_1{display:inline-flex;align-items:center;justify-content:center;color:var(--aura-color-primary);cursor:pointer;padding:0;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._app-icon-button_ftqqf_1:hover:not(:disabled){border-color:var(--aura-color-primary);color:var(--aura-color-primary)}._app-icon-button_ftqqf_1:active:not(:disabled):not([data-active-feedback=false]){transform:translateY(1px)}._app-icon-button_ftqqf_1:focus-visible{outline:none}._app-icon-button_ftqqf_1:disabled{cursor:not-allowed;opacity:.54}._app-icon-button--size-sm_ftqqf_24{width:28px;height:28px}._app-icon-button--size-md_ftqqf_28{width:36px;height:36px}._app-icon-button--size-lg_ftqqf_32{width:48px;height:48px}._app-icon-button--shape-rounded_ftqqf_36{border-radius:8px}._app-icon-button--shape-circle_ftqqf_39{border-radius:50%}._app-icon-button--transparent_ftqqf_42{border:0;background:transparent}._app-icon-button--outlined_ftqqf_46{border:1px solid var(--aura-color-border);background:var(--aura-color-surface)}._app-icon-button--filled_ftqqf_50{border:1px solid transparent;background:var(--aura-color-primary-container)}._app-icon-button--selected_ftqqf_54{border-color:var(--aura-color-primary);background:var(--aura-color-primary-container);color:var(--aura-color-primary)}._app-loading-animation_jbgl5_1{flex:0 0 auto}._app-loading-animation--page_jbgl5_4{width:400px;max-width:100%;height:auto;aspect-ratio:10 / 3}._app-loading-animation--chat_jbgl5_10{width:33px;height:18px}._app-loading-animation__label_jbgl5_14{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}._app-loading-animation__player_jbgl5_22{width:100%;height:100%}._loading-spinner_xvihr_1{box-sizing:border-box;display:block;flex:0 0 auto;border-style:solid;border-color:currentColor;border-right-color:transparent;border-radius:50%;animation:_loading-spinner-rotate_xvihr_1 .8s linear infinite}@keyframes _loading-spinner-rotate_xvihr_1{to{transform:rotate(360deg)}}._app-option-button_1jjkw_1{display:flex;width:100%;min-height:48px;align-items:center;border:1px solid var(--aura-color-border);border-radius:8px;background:var(--aura-color-surface);color:var(--aura-color-primary);cursor:pointer;font:inherit;padding:12px 14px;text-align:left;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s 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var(--aura-color-border);border-radius:8px;background:var(--aura-color-surface);color:var(--aura-color-primary);cursor:pointer;font:inherit;padding:0;text-align:left;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._app-pressable_1624p_1:hover:not(:disabled){border-color:var(--aura-color-primary);box-shadow:0 8px 24px var(--aura-color-graphite-alpha-12)}._app-pressable_1624p_1:active:not(:disabled){transform:translateY(1px)}._app-pressable_1624p_1:focus-visible{outline:none}._app-pressable_1624p_1:disabled{cursor:not-allowed;opacity:.54}._app-pressable--selected_1624p_26{border-color:var(--aura-color-primary);background:var(--aura-color-primary-container)}._app-progress-bar_gva5l_1{width:100%;height:8px;overflow:hidden;border-radius:999px;background:var(--aura-color-surface-subtle)}._app-progress-bar__fill_gva5l_8{display:block;height:100%;border-radius:inherit;background:var(--aura-color-primary);transition:width .16s 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1;white-space:inherit}._single-line-truncated-text__measurement_1hgv3_10{position:absolute;top:0;left:0;width:max-content;visibility:hidden;pointer-events:none;-webkit-user-select:none;user-select:none}._single-line-truncated-text__value_1hgv3_11{overflow:hidden;text-overflow:clip}._stage-indicator_hliav_1{--stage-indicator-bg: var(--aura-color-surface);--stage-indicator-fg: var(--aura-color-primary);--stage-indicator-hover-bg: var(--aura-color-ink-alpha-06);--stage-indicator-incomplete: var(--aura-color-task-stage-incomplete);--stage-indicator-complete: var(--aura-color-stage-indicator-complete);box-sizing:border-box;width:100%;height:58px;padding:0 48px;background:var(--stage-indicator-bg);color:var(--stage-indicator-fg)}._stage-indicator--overlay_hliav_14{--stage-indicator-bg: transparent;--stage-indicator-fg: var(--aura-color-surface);--stage-indicator-hover-bg: var(--aura-color-stage-indicator-overlay-hover-background);background:transparent}._stage-indicator_hliav_1 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0}._membership-dialog__terms-link_28l9w_494{border:0;background:transparent;color:var(--aura-color-accent-gold-deep);font-family:var(--aura-font-songti);font-size:12px;font-style:normal;font-weight:700;line-height:1.4;cursor:pointer;padding:0}._membership-dialog__terms-link_28l9w_494:focus-visible{outline:none}._membership-dialog__state_28l9w_509{width:100%;min-height:35.959cqw}._membership-dialog__read-only-info_28l9w_513{width:100%;margin:24px auto 0;color:var(--aura-color-text-secondary);font-family:var(--aura-font-songti);font-size:14px;font-weight:700;line-height:20px;text-align:center}@keyframes _membership-dialog-in_28l9w_1{0%{opacity:0}to{opacity:1}}._microphone-permission-dialog_sifr0_1 .ant-modal-content{border-radius:8px;padding:28px 30px 24px}._microphone-permission-dialog_sifr0_1 .ant-modal-title{color:var(--aura-color-primary);font-family:var(--aura-font-songti);font-size:22px;font-weight:900;line-height:30px}._microphone-permission-dialog_sifr0_1 .ant-modal-body{color:var(--aura-color-text-secondary);font-family:var(--aura-font-sans);font-size:15px;line-height:24px;padding-top:18px}._microphone-permission-dialog_sifr0_1 .ant-modal-body p{margin:0}._microphone-permission-dialog_sifr0_1 .ant-modal-footer{display:flex;gap:12px;margin-top:28px}._microphone-permission-dialog_sifr0_1 .ant-modal-footer button{flex:1 1 0}._root_11kig_1{display:grid;width:100%;min-width:var(--aura-web-min-width);min-height:var(--aura-web-min-height);flex:1 1 auto;place-items:center}._app-notification-stack_14i9b_1{position:absolute;z-index:var(--aura-z-index-notification);top:120px;right:32px;left:32px;display:flex;justify-content:center;pointer-events:none}._app-notification_14i9b_1{display:flex;max-width:460px;width:100%;align-items:center;border-radius:8px;background:var(--aura-color-notification-surface);box-shadow:0 6px 14px var(--aura-color-shadow-light);padding:10px 6px 10px 12px;pointer-events:auto;animation:_app-notification-enter_14i9b_1 .24s cubic-bezier(.16,1,.3,1) both;-webkit-tap-highlight-color:transparent}._app-notification--clickable_14i9b_24{cursor:pointer}._app-notification--closing_14i9b_27{animation:_app-notification-exit_14i9b_1 .18s ease-in both;pointer-events:none}._app-notification--success_14i9b_31{background:var(--aura-color-learn-answer-correct-background)}._app-notification--error_14i9b_34{background:var(--aura-color-learn-answer-wrong-feedback-background)}._app-notification__content_14i9b_37{flex:1 1 auto;min-width:0}._app-notification__title_14i9b_41{display:block;color:var(--aura-color-primary);font-size:14px;font-weight:800;line-height:1.2;overflow:hidden;text-decoration:none;text-overflow:ellipsis;white-space:nowrap}._app-notification__body_14i9b_52{margin:2px 0 0;color:var(--aura-color-text-secondary);font-size:12px;font-weight:500;line-height:1.25;overflow:hidden;text-decoration:none;text-overflow:ellipsis;white-space:nowrap}._app-notification__status_14i9b_63{display:inline-flex;flex:0 0 auto;width:32px;height:32px;align-items:center;justify-content:center;margin-right:10px;border-radius:7px;color:var(--aura-color-info-dark);background:var(--aura-color-notification-info-background)}._app-notification__status_14i9b_63 ._anticon_14i9b_75{font-size:19px}._app-notification--success_14i9b_31 ._app-notification__status_14i9b_63{color:var(--aura-color-accent-lime);background:transparent}._app-notification--warning_14i9b_82 ._app-notification__status_14i9b_63{color:var(--aura-color-info-dark);background:var(--aura-color-notification-info-background)}._app-notification--error_14i9b_34 ._app-notification__status_14i9b_63{color:var(--aura-color-wrong-dark);background:transparent}._app-notification__status-image_14i9b_90{display:block;width:19px;height:19px}._app-notification__close_14i9b_95{display:inline-flex;flex:0 0 auto;width:34px;height:34px;align-items:center;justify-content:center;margin-left:4px;border:0;border-radius:8px;background:transparent;color:var(--aura-color-text-hint);cursor:pointer;padding:0;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._app-notification__close_14i9b_95 ._anticon_14i9b_75{font-size:19px}._app-notification__close_14i9b_95:hover:not(:disabled){background:var(--aura-color-primary-container);color:var(--aura-color-primary)}._app-notification__close_14i9b_95:focus-visible{outline:none}._app-notification__close_14i9b_95:disabled{cursor:not-allowed;opacity:.54}@keyframes _app-notification-enter_14i9b_1{0%{opacity:0;transform:translateY(-24%)}to{opacity:1;transform:translateY(0)}}@keyframes _app-notification-exit_14i9b_1{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-24%)}}@media(prefers-reduced-motion:reduce){._app-notification_14i9b_1,._app-notification--closing_14i9b_27{animation-duration:1ms}}._age-verification-page_1u2ro_1{display:flex;flex:1 1 auto;width:100%;min-width:var(--aura-web-min-width);min-height:var(--aura-web-min-height);align-items:center;justify-content:center;background:var(--aura-color-background);color:var(--aura-color-primary);font-family:var(--aura-font-sans);padding:48px 24px}._age-verification-page__card_1u2ro_14{box-sizing:border-box;max-width:520px;width:100%;border:1px solid var(--aura-color-neutral-disabled);border-radius:8px;background:var(--aura-color-surface);box-shadow:0 18px 44px var(--aura-color-shadow-light);padding:32px}._age-verification-page__brand_1u2ro_24{display:flex;align-items:center;margin-bottom:36px}._age-verification-page__brand-logo_1u2ro_29{display:block;width:80px;height:22px}._age-verification-page__eyebrow_1u2ro_34{margin:0 0 10px;color:var(--aura-color-accent-gold-deep);font-size:13px;font-weight:600;line-height:18px}._age-verification-page__title_1u2ro_41{margin:0;color:var(--aura-color-primary);font-family:var(--aura-font-songti);font-size:28px;font-weight:600;line-height:36px}._age-verification-page__description_1u2ro_49{margin:14px 0 0;color:var(--aura-color-text-secondary);font-size:15px;font-weight:400;line-height:24px}._age-verification-page__primary-button_1u2ro_56,._age-verification-page__secondary-button_1u2ro_57{box-sizing:border-box;display:inline-flex;width:100%;height:48px;align-items:center;justify-content:center;border-radius:50px;font-family:var(--aura-font-songti);font-size:16px;font-weight:600;line-height:23px;padding:0;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._age-verification-page__primary-button_1u2ro_56:focus-visible,._age-verification-page__secondary-button_1u2ro_57:focus-visible{outline:none}._age-verification-page__primary-button_1u2ro_56:active:not(:disabled),._age-verification-page__secondary-button_1u2ro_57:active:not(:disabled){transform:translateY(1px)}._age-verification-page__primary-button_1u2ro_56:disabled,._age-verification-page__secondary-button_1u2ro_57:disabled{cursor:not-allowed;opacity:.54}._age-verification-page__primary-button_1u2ro_56{margin-top:28px;border:0;background:var(--aura-color-primary);color:var(--aura-color-surface)}._age-verification-page__primary-button_1u2ro_56:hover:not(:disabled){background:var(--aura-color-black)}._age-verification-page__secondary-button_1u2ro_57{gap:8px;margin-top:12px;border:1px solid var(--aura-color-auth-oauth-border);background:var(--aura-color-surface);color:var(--aura-color-primary)}._age-verification-page__secondary-button_1u2ro_57:hover:not(:disabled),._age-verification-page__secondary-button_1u2ro_57:active:not(:disabled){border-color:var(--aura-color-auth-oauth-border);background:var(--aura-color-surface-warm);color:var(--aura-color-primary)}._age-verification-page__secondary-button_1u2ro_57:disabled{opacity:.6}:root[data-language=en-US] ._profile-popover__menu-title_qva3o_1{font-weight:900}:root[data-language=en-US] ._profile-popover__security-action_qva3o_4{font-weight:900}:root[data-language=en-US] ._profile-popover__menu-value_qva3o_7{font-size:13px;letter-spacing:.5px}._profile-popover_qva3o_1{position:relative;display:inline-flex;align-items:center;color:var(--aura-color-primary);font-family:var(--aura-font-songti)}._profile-popover__trigger_qva3o_18{position:relative;display:inline-flex;width:42px;height:42px;align-items:center;justify-content:center;border:0;border-radius:50%;background:transparent;cursor:pointer;padding:0;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._profile-popover__trigger_qva3o_18:focus-visible{outline:none}._profile-popover__trigger_qva3o_18:active:not(:disabled){transform:translateY(1px)}._profile-popover__avatar_qva3o_38,._profile-popover__avatar-image_qva3o_39{width:100%;height:100%;border-radius:50%}._profile-popover__avatar_qva3o_38{position:relative;display:inline-flex;align-items:center;justify-content:center}._profile-popover__avatar-image_qva3o_39{display:block;object-fit:cover}._profile-popover__avatar-image-activeMember_qva3o_54{border:1px solid var(--aura-color-accent-green)}._profile-popover__vip-badge_qva3o_57{position:absolute;right:50%;bottom:4px;transform:translate(50%,50%);display:flex;height:14px;align-items:center;gap:1px;background:var(--aura-color-accent-green);border:.3px solid var(--aura-color-profile-avatar-ring-border);border-radius:152px;padding:0 6px}._profile-popover__vip-badge_qva3o_57 img{width:9px;height:9px}._profile-popover__vip-badge_qva3o_57 span{background:linear-gradient(179.99998deg,var(--aura-color-profile-avatar-gradient-start) 0%,var(--aura-color-profile-avatar-gradient-end) 100%);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-family:var(--aura-font-times);font-size:8px;font-style:normal;font-weight:700}._profile-popover__panel_qva3o_85{position:absolute;top:54px;right:0;z-index:40;width:430px;overflow:hidden;background:var(--aura-color-surface-warm);box-shadow:0 2px 24px 0 var(--aura-color-profile-panel-shadow);border-radius:16px;padding:24px 0 12px;animation:_profile-popover-panel-in_qva3o_1 .16s ease both}._profile-popover__hero_qva3o_98{display:flex;align-items:center;flex-direction:column;gap:4px;padding:0 20px}._profile-popover__hero--security_qva3o_105 ._profile-popover__identity-name_qva3o_105{max-width:100%;color:var(--aura-color-text-title)}._profile-popover__avatar--large_qva3o_109{width:72px;height:72px}._profile-popover__identity-name_qva3o_105{color:var(--aura-color-primary);font-family:var(--aura-font-songti);font-size:24px;font-style:normal;font-weight:900;line-height:32px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._profile-popover__menu_qva3o_1{display:flex;flex-direction:column;gap:4px;padding:0 20px;margin-top:20px}._profile-popover__menu-item_qva3o_131{display:flex;gap:12px;padding:0 12px;width:100%;height:48px;align-items:center;justify-content:space-between;border:0;border-radius:0;background:transparent;color:var(--aura-color-primary);cursor:pointer;font:inherit;text-align:left;text-decoration:none;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._profile-popover__menu-item_qva3o_131:hover:not(:disabled){background:var(--aura-color-background);border-radius:6px}._profile-popover__menu-item_qva3o_131:focus-visible{outline:none}._profile-popover__menu-item_qva3o_131:active:not(:disabled){transform:translateY(1px)}._profile-popover__menu-item_qva3o_131:disabled{cursor:default;opacity:1}._profile-popover__menu-divider_qva3o_163{margin:4px 12px;border-bottom:.5px solid var(--aura-color-border)}._profile-popover__menu-leading_qva3o_167,._profile-popover__menu-trailing_qva3o_168{display:inline-flex;min-width:0;align-items:center}._profile-popover__menu-leading_qva3o_167{flex:1 1 auto;flex-shrink:0;gap:8px}._profile-popover__menu-trailing_qva3o_168{flex:0 1 auto;justify-content:flex-end}._profile-popover__menu-title_qva3o_1{overflow:hidden;color:var(--aura-color-text-title);font-family:var(--aura-font-songti);font-size:16px;font-style:normal;font-weight:700;text-overflow:ellipsis;white-space:nowrap}._profile-popover__menu-value_qva3o_7{overflow:hidden;color:var(--aura-color-text-quiet-translucent);font-family:var(--aura-font-pingfang);font-size:14px;font-style:normal;font-weight:400;line-height:19px;text-overflow:ellipsis;white-space:nowrap}._profile-popover__menu-icon_qva3o_203,._profile-popover__menu-icon-image_qva3o_204{position:relative;display:block;width:20px;height:20px;flex:0 0 auto;color:var(--aura-color-primary)}._profile-popover__menu-icon--nickname_qva3o_212:before,._profile-popover__menu-icon--nickname_qva3o_212:after,._profile-popover__menu-icon--avatar_qva3o_214:before,._profile-popover__menu-icon--avatar_qva3o_214:after,._profile-popover__menu-icon--language_qva3o_216:before,._profile-popover__menu-icon--language_qva3o_216:after{position:absolute;content:""}._profile-popover__menu-icon--nickname_qva3o_212:before{left:4px;bottom:2px;width:14px;height:3px;border-radius:2px;background:currentColor}._profile-popover__menu-icon--nickname_qva3o_212:after{top:1px;left:5px;width:10px;height:16px;border:2px solid currentColor;border-radius:2px;border-top-color:transparent;border-left-color:transparent;transform:rotate(38deg)}._profile-popover__menu-icon--avatar_qva3o_214:before{right:1px;bottom:3px;left:1px;height:14px;border:2px solid currentColor;border-radius:3px}._profile-popover__menu-icon--avatar_qva3o_214:after{top:8px;left:7px;width:6px;height:6px;border:2px solid currentColor;border-radius:50%}._profile-popover__menu-icon--language_qva3o_216{border:2px solid currentColor;border-radius:50%}._profile-popover__menu-icon--language_qva3o_216:before{top:8px;left:2px;width:12px;height:2px;background:currentColor}._profile-popover__menu-icon--language_qva3o_216:after{top:2px;left:6px;width:4px;height:12px;border-right:2px solid currentColor;border-left:2px solid currentColor;border-radius:50%}._profile-popover__chevron_qva3o_276{display:block;width:20px;height:20px;flex:0 0 auto}._profile-popover__logout_qva3o_282{margin-top:12px;width:100%;height:48px;border:0;background:transparent;color:var(--aura-color-text-quiet);font-family:var(--aura-font-songti);font-size:16px;font-style:normal;font-weight:900;line-height:19px;cursor:pointer;font:inherit;text-align:center;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._profile-popover__logout_qva3o_282:hover:not(:disabled){color:var(--aura-color-profile-popover-danger)}._profile-popover__logout_qva3o_282:focus-visible{outline:none}._profile-popover__security-view_qva3o_305{position:relative}._profile-popover__security-back_qva3o_308{position:absolute;top:-6px;left:14px;z-index:1;display:inline-flex;width:32px;height:32px;align-items:center;justify-content:center;border:0;background:transparent;cursor:pointer;padding:0;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._profile-popover__security-back_qva3o_308:hover:not(:disabled) ._profile-popover__security-back-icon_qva3o_324,._profile-popover__security-back_qva3o_308:focus-visible ._profile-popover__security-back-icon_qva3o_324{opacity:0}._profile-popover__security-back_qva3o_308:hover:not(:disabled) ._profile-popover__security-back-icon--hover_qva3o_328,._profile-popover__security-back_qva3o_308:focus-visible ._profile-popover__security-back-icon--hover_qva3o_328{opacity:1}._profile-popover__security-back_qva3o_308:focus-visible{outline:none}._profile-popover__security-back_qva3o_308:active:not(:disabled){transform:translateY(1px)}._profile-popover__security-back-icon_qva3o_324{position:absolute;top:6px;left:6px;display:block;width:20px;height:20px;opacity:1;pointer-events:none;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._profile-popover__security-back-icon--hover_qva3o_328{opacity:0}._profile-popover__security-actions_qva3o_352{display:flex;flex-direction:column;gap:4px;margin-top:20px;padding:0 20px}._profile-popover__security-action_qva3o_4{display:flex;width:100%;height:48px;align-items:center;justify-content:space-between;border:0;border-radius:6px;background:transparent;box-shadow:none;color:var(--aura-color-text-title);cursor:pointer;font-family:var(--aura-font-songti);font-size:16px;font-style:normal;font-weight:700;line-height:19px;padding:0 12px;text-align:left;text-decoration:none;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._profile-popover__security-action_qva3o_4:hover:not(:disabled){border-color:transparent;background:var(--aura-color-background);box-shadow:none;color:var(--aura-color-text-title)}._profile-popover__security-action_qva3o_4:focus-visible{background:var(--aura-color-background);box-shadow:none;color:var(--aura-color-text-title);outline:none}._profile-popover__security-action_qva3o_4:active:not(:disabled){transform:translateY(1px)}._profile-popover__security-action_qva3o_4:disabled{cursor:default;opacity:.55}._profile-popover__security-action-leading_qva3o_400{display:inline-flex;min-width:0;flex:1 1 auto;align-items:center;gap:8px}._profile-popover__security-action-icon_qva3o_407,._profile-popover__security-action-chevron_qva3o_408{display:block;width:20px;height:20px;flex:0 0 auto}._profile-popover__security-action-label_qva3o_414{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._profile-popover__dialog-layer_qva3o_419{position:fixed;z-index:var(--aura-z-index-modal);inset:0;display:flex;align-items:center;justify-content:center;background:var(--aura-color-black-alpha-30);color:var(--aura-color-primary);font-family:var(--aura-font-pingfang)}._profile-popover__dialog-card_qva3o_430{display:flex;width:420px;flex-direction:column;gap:16px;background:var(--aura-color-surface);box-shadow:0 6px 24px 0 var(--aura-color-black-alpha-12);border:.5px solid var(--aura-color-black-alpha-12);border-radius:16px;padding:24px;animation:_profile-popover-dialog-in_qva3o_1 .18s ease both}._profile-popover__dialog-card--wide_qva3o_442{width:448px}._profile-popover__dialog-card--expanded_qva3o_445{width:480px}._profile-popover__dialog-card--expanded_qva3o_445 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var(--aura-color-border);border-radius:20px;background:var(--aura-color-surface-subtle);transform:translate(-50%)}._learn-flashcard-card-shell_zwqje_181{position:absolute;top:0;left:0;width:614px;height:480px;perspective:1100px;perspective-origin:center}._learn-flashcard-card_zwqje_181{position:absolute;inset:0;box-sizing:border-box;overflow:hidden;backface-visibility:hidden;color:var(--aura-color-primary);transform-origin:center;transition:transform .4s cubic-bezier(.68,-.55,.27,1.55)}._learn-flashcard-card--front_zwqje_200{border:0;border-radius:20px;background-color:var(--aura-color-surface-subtle);background-position:center;background-repeat:no-repeat;background-size:cover;box-shadow:0 3px 0 var(--aura-color-surface-subtle);cursor:pointer;text-align:center}._learn-flashcard-card--front_zwqje_200[aria-hidden=true]{pointer-events:none}._learn-flashcard-card--front_zwqje_200:focus-visible{outline:0;box-shadow:inset 0 0 0 3px var(--aura-color-primary-alpha-24),0 3px 0 var(--aura-color-surface-subtle)}._learn-flashcard-card--back_zwqje_218{border:2px solid var(--aura-color-border);border-radius:24px;background:var(--aura-color-surface);transform:rotateY(-180deg)}._learn-flashcard-card--back_zwqje_218[aria-hidden=true]{pointer-events:none}._learn-flashcard-card-shell--flipped_zwqje_227 ._learn-flashcard-card--front_zwqje_200{transform:rotateY(180deg)}._learn-flashcard-card-shell--flipped_zwqje_227 ._learn-flashcard-card--back_zwqje_218{transform:none}._learn-flashcard-card--known_zwqje_233{border-color:var(--aura-color-player-correct-border)}._learn-flashcard-card--unknown_zwqje_236{border-color:var(--aura-color-player-wrong-border)}._learn-flashcard-card--bg-1_zwqje_239{background-image:var(--aura-asset-flashcard-front-bg-01)}._learn-flashcard-card--bg-2_zwqje_242{background-image:var(--aura-asset-flashcard-front-bg-02)}._learn-flashcard-card--bg-3_zwqje_245{background-image:var(--aura-asset-flashcard-front-bg-03)}._learn-flashcard-card--bg-4_zwqje_248{background-image:var(--aura-asset-flashcard-front-bg-04)}._learn-flashcard-card--bg-5_zwqje_251{background-image:var(--aura-asset-flashcard-front-bg-05)}._learn-flashcard-card--bg-6_zwqje_254{background-image:var(--aura-asset-flashcard-front-bg-06)}._learn-flashcard-card__front-panel_zwqje_257{position:absolute;inset:48px;overflow:hidden;border-radius:13px;background:var(--aura-color-white-alpha-90)}._learn-flashcard-card__front-scroll_zwqje_264{box-sizing:border-box;width:100%;height:100%;overflow:auto;padding:32px;scrollbar-width:none}._learn-flashcard-card__front-scroll_zwqje_264::-webkit-scrollbar{display:none}._learn-flashcard-card__front-scroll--panel_zwqje_275{padding:44px 44px 36px}._learn-flashcard-card__front-content_zwqje_278{display:flex;min-height:100%;flex-direction:column;align-items:safe center;justify-content:safe center}._learn-flashcard-card__front-text_zwqje_285{display:block;max-width:100%;color:var(--aura-color-primary);font-family:var(--aura-font-times);font-size:48px;font-weight:700;overflow-wrap:anywhere}._learn-flashcard-card__audio_zwqje_294{flex-shrink:0}._learn-flashcard-card__audio--circle_zwqje_297{margin-top:28px}._learn-flashcard-card__back-scroll_zwqje_300{box-sizing:border-box;width:100%;height:100%;overflow:auto;padding:28px;scrollbar-width:none}._learn-flashcard-card__back-scroll_zwqje_300::-webkit-scrollbar{display:none}._learn-flashcard-card__back-content_zwqje_311{height:100%;display:flex;flex-direction:column;overflow:hidden}._learn-flashcard-card__topline_zwqje_317{padding-left:16px;flex-shrink:0;display:flex;align-items:flex-start;justify-content:space-between;gap:18px}._learn-flashcard-card__topline_zwqje_317>._learn-el-strong_zwqje_325{min-width:0;flex:1 1 auto;overflow:hidden;color:var(--aura-color-primary);font-family:var(--aura-font-times);font-size:48px;font-weight:700;text-overflow:ellipsis;white-space:nowrap}._learn-flashcard-card__topline_zwqje_317>._learn-flashcard-card__audio_zwqje_294{flex:0 0 auto}._learn-flashcard-card--known_zwqje_233 ._learn-flashcard-card__topline_zwqje_317>._learn-el-strong_zwqje_325{color:var(--aura-color-player-correct-border)}._learn-flashcard-card--unknown_zwqje_236 ._learn-flashcard-card__topline_zwqje_317>._learn-el-strong_zwqje_325{color:var(--aura-color-player-wrong-border)}._learn-flashcard-card__definition_zwqje_345{margin:12px 0 0!important;padding-left:16px;display:-webkit-box;flex-shrink:0;overflow:hidden;color:var(--aura-color-primary);font-family:var(--aura-font-sans);font-size:20px;font-weight:400;letter-spacing:1px;line-height:40px;text-overflow:ellipsis;-webkit-box-orient:vertical;-webkit-line-clamp:2}._learn-flashcard-card__example_zwqje_361{margin-top:48px;box-sizing:border-box;flex:1;width:100%;min-height:48px;border-radius:8px;background:var(--aura-color-surface-muted);color:var(--aura-color-primary);font-family:var(--aura-font-pingfang);font-size:20px;font-weight:400;letter-spacing:1px;line-height:30px;padding:24px;overflow-y:auto}._learn-player--memory_1s356_1{display:flex;flex-direction:column;justify-content:safe center;align-items:safe center;width:100%;height:100%;gap:22px;background:var(--aura-color-surface-warm-muted);padding-top:0}._learn-memory-stats_1s356_12{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}._learn-memory-stats__pill_1s356_18{display:inline-flex;box-sizing:border-box;width:140px;height:46px;align-items:center;justify-content:center;gap:2px;border:1px solid var(--aura-color-border-warm);border-radius:10px;background:var(--aura-color-memory-match-stat-background);color:var(--aura-color-black)}._learn-memory-stats__pill_1s356_18>._learn-el-span_1s356_31{margin-right:8px;font-size:20px;font-weight:700;line-height:23px}._learn-memory-stats__pill_1s356_18 ._learn-el-strong_1s356_37{font-family:var(--aura-font-times);font-size:20px;font-weight:700;line-height:23px}._learn-memory-stats__pill_1s356_18 ._learn-el-small_1s356_43{color:var(--aura-color-black);font-family:var(--aura-font-songti);font-size:20px;font-weight:400;line-height:28px}._learn-memory-grid_1s356_50{flex:1;display:flex;flex-direction:column;align-items:safe center;justify-content:safe center;padding-bottom:24px;min-height:0;overflow-y:auto;width:100%;gap:0}._learn-memory-grid__row_1s356_62{display:flex;justify-content:center;gap:0}._learn-memory-card_1s356_67{position:relative;display:block;box-sizing:border-box;flex:0 0 304px;width:304px;aspect-ratio:304 / 408;border:0;background-color:transparent;box-shadow:none;color:var(--aura-color-primary);cursor:pointer;font:inherit;font-family:var(--aura-font-songti);font-size:42px;font-weight:900;line-height:1.4;outline:0;padding:0;perspective:1100px;perspective-origin:center;text-align:center;transition:filter .16s ease,opacity .16s ease}._learn-memory-card__inner_1s356_92{position:absolute;inset:0;display:block;transform:rotateY(0);transform-style:preserve-3d;transition:transform .3s ease-in-out;will-change:transform}._learn-memory-card__face_1s356_101{position:absolute;inset:0;display:grid;box-sizing:border-box;width:100%;height:100%;place-items:center;padding:40px 28px;backface-visibility:hidden;background-color:transparent;background-position:center;background-repeat:no-repeat;background-size:contain}._learn-memory-card__face--back_1s356_116{background-image:var(--memory-card-back);color:transparent}._learn-memory-card__face--front_1s356_120{background-image:var(--memory-card-front);transform:rotateY(180deg)}._learn-memory-card__text_1s356_124{position:relative;z-index:1;display:block;width:100%;max-width:100%;height:100%;overflow-y:auto;scrollbar-width:none}._learn-memory-card__text_1s356_124::-webkit-scrollbar{display:none}._learn-memory-card__text-content_1s356_137{display:flex;width:100%;min-height:100%;align-items:center;justify-content:center;overflow-wrap:anywhere}._learn-memory-card_1s356_67:focus-visible{outline:3px solid var(--aura-color-memory-match-focus-ring);outline-offset:2px}._learn-memory-card_1s356_67:disabled{cursor:not-allowed}._learn-memory-card--tone-coral_1s356_152{--memory-card-back: var(--aura-asset-memory-back-coral);--memory-card-front: var(--aura-asset-memory-front-coral)}._learn-memory-card--tone-beige_1s356_156{--memory-card-back: var(--aura-asset-memory-back-beige);--memory-card-front: var(--aura-asset-memory-front-beige)}._learn-memory-card--tone-sage_1s356_160{--memory-card-back: var(--aura-asset-memory-back-sage);--memory-card-front: var(--aura-asset-memory-front-sage)}._learn-memory-card--tone-lavender_1s356_164{--memory-card-back: var(--aura-asset-memory-back-lavender);--memory-card-front: var(--aura-asset-memory-front-lavender)}._learn-memory-card--flipped_1s356_168 ._learn-memory-card__inner_1s356_92,._learn-memory-card--matched_1s356_169 ._learn-memory-card__inner_1s356_92{transform:rotateY(180deg)}._learn-memory-card--matched_1s356_169{color:var(--aura-color-black);filter:saturate(1.04)}._learn-memory-card--matched_1s356_169 ._learn-memory-card__face--front_1s356_120{background-image:var(--aura-asset-memory-front-success)}._learn-memory-card__audio_1s356_179{position:absolute;top:14%;right:16%;z-index:2;display:grid;width:24px;height:24px;place-items:center;border:0;background:transparent;filter:brightness(.5)}._learn-quiz__question-image_ypmth_1{display:inline-flex;max-width:100%;flex-shrink:0;border-radius:12px;overflow:hidden}._learn-quiz__question-image_ypmth_1 .ant-image-img{display:block;width:auto;max-width:100%;max-height:140px;border-radius:12px;object-fit:contain}._learn-quiz-choice__workspace_ypmth_16{display:flex;box-sizing:border-box;max-width:1142px;width:100%;min-height:0;flex:1 1 0;gap:80px;margin:0 auto;padding:24px 0 48px}._learn-quiz-choice__workspace--result_ypmth_27{padding-bottom:var(--learn-task-bottom-feedback-bar-height)}._learn-quiz-choice__stem-panel_ypmth_30,._learn-quiz-choice__answer-pane_ypmth_31{min-width:0;min-height:0;flex:1 1 0}._learn-quiz-choice__stem-panel_ypmth_30{display:flex;flex-direction:column;overflow:hidden;border:1.5px solid var(--aura-color-quiz-choice-panel-border);border-radius:16px;background:var(--aura-color-quiz-choice-panel-background)}._learn-quiz-choice__window-dots_ypmth_44{position:relative;z-index:1;display:flex;height:16px;flex:0 0 auto;align-items:center;gap:12px;margin:32px 36px 0}._learn-quiz-choice__window-dots_ypmth_44:after{position:absolute;top:100%;right:-36px;left:-36px;height:33px;background:linear-gradient(180deg,var(--aura-color-quiz-choice-scroll-fade-start) 0%,var(--aura-color-quiz-choice-scroll-fade-transparent) 100%);content:"";pointer-events:none}._learn-quiz-choice__window-dot_ypmth_44{display:block;width:16px;height:16px;flex:0 0 auto;border-radius:50%}._learn-quiz-choice__window-dot--red_ypmth_71{background:var(--aura-color-player-wrong-border);border:.5px solid var(--aura-color-learn-answer-wrong-strong)}._learn-quiz-choice__window-dot--yellow_ypmth_75{background:var(--aura-color-learn-answer-selected-background);border:.5px solid var(--aura-color-learn-answer-selected-border)}._learn-quiz-choice__window-dot--green_ypmth_79{background:var(--aura-color-accent-lime);border:.5px solid var(--aura-color-learn-answer-correct-strong)}._learn-quiz-choice__stem-scroll_ypmth_83{margin-bottom:8px;display:flex;min-height:0;flex:1 1 auto;flex-direction:column;align-items:stretch;gap:24px;overflow-y:auto;padding:38px 36px 0;scrollbar-width:none}._learn-quiz-choice__stem-scroll_ypmth_83::-webkit-scrollbar{display:none}._learn-quiz-choice__stem-scroll_ypmth_83 ._learn-quiz__question-image_ypmth_1{display:block;width:100%;aspect-ratio:452 / 262;border:1px solid var(--aura-color-quiz-choice-structure-border);background:var(--aura-color-quiz-choice-structure-background);box-shadow:0 4px 45px var(--aura-color-shadow-light)}._learn-quiz-choice__stem-scroll_ypmth_83 ._learn-quiz__question-image_ypmth_1 .ant-image-img{width:100%;height:100%;max-height:none;object-fit:cover}._learn-quiz-choice__segments_ypmth_112{display:flex;width:100%;flex-direction:column;align-items:flex-start;gap:24px}._learn-quiz-choice__bubble_ypmth_119{--learn-quiz-markdown-text-color: var(--aura-color-quiz-choice-bubble-text);box-sizing:border-box;width:fit-content;max-width:100%;border-radius:12px 12px 12px 0;background:var(--aura-color-quiz-choice-bubble-background);color:var(--aura-color-quiz-choice-bubble-text);font-family:var(--aura-font-pingfang);font-size:20px;font-weight:400;letter-spacing:.5px;line-height:30px;padding:14px 18px}._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text],._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] p{color:var(--aura-color-quiz-choice-bubble-text);font:inherit;line-height:inherit}._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] h1,._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] h2,._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] h3,._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] h4,._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] h5,._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] h6{color:var(--aura-color-quiz-choice-bubble-text);font-family:inherit;font-size:inherit;font-weight:500;letter-spacing:inherit;line-height:inherit}._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] code{font-weight:400}._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] pre{background:var(--aura-color-quiz-choice-code-block-background)}._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] a{color:inherit}._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] hr{border-top-color:var(--aura-color-black-alpha-12)}._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] strong,._learn-quiz-choice__bubble_ypmth_119 [data-ui=markdown-text] th{font-weight:700}._learn-quiz-choice__chemistry-card_ypmth_169{display:flex;box-sizing:border-box;width:100%;flex-direction:column;align-items:stretch;gap:12px;overflow:hidden;border:1px solid var(--aura-color-quiz-choice-structure-border);border-radius:12px;background:var(--aura-color-quiz-choice-structure-background);box-shadow:0 4px 45px var(--aura-color-shadow-light);padding:12px}._learn-quiz-choice__chemistry-card_ypmth_169 code{font-weight:400}._learn-quiz-choice__home-indicator_ypmth_186{display:block;width:143px;height:5px;flex:0 0 auto;border-radius:999px;background:var(--aura-color-text-title);margin:0 auto 18px}._learn-quiz-choice__answer-pane_ypmth_31{display:flex;flex-direction:column}._learn-quiz-choice__answer-scroll_ypmth_199{min-height:0;flex:1 1 auto;overflow-y:auto;padding:12px 10px 24px 0}._learn-quiz-choice__prompt-row_ypmth_205{display:flex;width:100%;align-items:center;justify-content:flex-start;flex-wrap:wrap;gap:8px 10px;margin:0 0 24px}._learn-quiz-choice__workspace_ypmth_16 ._learn-quiz-choice__answer-pane_ypmth_31 ._learn-quiz-choice__prompt_ypmth_205{width:auto;margin:0;color:var(--aura-color-text-title);font-family:var(--aura-font-pingfang);font-size:22px;font-weight:500;line-height:32px;text-align:left}._learn-quiz-choice__workspace_ypmth_16 ._learn-player__options_ypmth_224._learn-quiz-choice__options_ypmth_224{display:flex;width:100%;flex-direction:column;gap:20px;margin:0}._learn-quiz-choice__workspace_ypmth_16 ._learn-quiz-choice__option_ypmth_224{min-height:84px;justify-content:center;border:1px solid var(--aura-color-quiz-choice-option-border);border-radius:10px;background:transparent;color:var(--aura-color-text-title);font-family:var(--aura-font-songti);font-size:24px;font-weight:700;letter-spacing:1px;line-height:34px;padding:24px 32px}._learn-quiz-choice__workspace_ypmth_16 ._learn-quiz-choice__option_ypmth_224:hover:not(:disabled){border-color:var(--aura-color-quiz-choice-option-border);background:var(--aura-color-surface-warm)}._learn-quiz-choice__workspace_ypmth_16 ._learn-quiz-choice__option_ypmth_224[data-ui=option-button][data-state=selected],._learn-quiz-choice__workspace_ypmth_16 ._learn-quiz-choice__option_ypmth_224[data-ui=option-button][data-state=selected]:hover:not(:disabled){border-color:transparent;background:var(--aura-color-learn-answer-selected-background);font-weight:900}._learn-quiz-choice__action-area_ypmth_255{padding:16px 10px 0 0;display:flex;width:100%;flex:0 0 auto;flex-direction:column;align-items:center;gap:16px}._learn-quiz-choice__hint_ypmth_264{display:flex;width:100%;flex:0 0 auto;justify-content:center;pointer-events:none}._quiz-markdown-text-scope_43ufo_1{--learn-quiz-markdown-text-color: var(--aura-color-text-cool-muted)}._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]) blockquote{border-color:var(--aura-color-quiz-markdown-quote-border)}._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]) blockquote p{font-size:16px;color:var(--aura-color-quiz-markdown-quote-text)}._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]){font-size:20px;font-weight:inherit;line-height:30px}._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]) p{color:var(--learn-quiz-markdown-text-color);font-size:20px;font-weight:400}._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]) h1,._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]) h2,._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]) h3,._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]) h4,._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]) h5,._quiz-markdown-text-scope_43ufo_1 [data-ui=markdown-text]:not([data-learn-hint-prompt] [data-ui=markdown-text]) h6{margin:12px 0;font-size:1em;font-weight:500;line-height:40px}:root[data-language=en-US] ._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1{font-family:var(--aura-font-times)}:root[data-language=en-US] ._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1::placeholder{font-weight:700}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1{transform:translateY(-4px);caret-color:var(--aura-color-primary);box-sizing:border-box;display:inline-block;flex:0 1 auto;height:44px;min-width:100px;max-width:100%;min-height:44px;border:1.5px solid var(--aura-color-border-light);border-radius:6px;background:var(--aura-color-surface);box-shadow:none;color:var(--aura-color-primary);font-family:var(--aura-font-pingfang);font-size:32px;font-style:normal;font-weight:700;line-height:32px;letter-spacing:1px;padding:0 20px;text-align:center;vertical-align:middle}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1::placeholder{color:var(--aura-color-control-disabled);opacity:1;font-weight:400}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1:focus{border-color:var(--aura-color-learn-answer-selected-border);background:var(--aura-color-learn-answer-selected-background);outline:none}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1:focus::placeholder{opacity:0}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1:not(:placeholder-shown){border-color:var(--aura-color-learn-answer-selected-border);background:var(--aura-color-learn-answer-selected-background);color:var(--aura-color-primary)}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1:disabled{cursor:default;opacity:1}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 [data-ui=markdown-text] [data-ui-part=math-placeholder] ._learn-el-input_1wlpx_1{width:100%!important;min-width:2.8em;max-width:none;height:1.4em;min-height:1.4em;padding:0 .2em;font-size:.72em;line-height:1;transform:none}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 [data-ui-part=math-placeholder] [data-learn-player-part=inline-blank-spacer]{display:none}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1._learn-quiz-fill__input--correct_1wlpx_68{border-color:transparent;background:var(--aura-color-accent-lime)}._learn-player--quiz_1wlpx_1 ._learn-quiz-fill__inline_1wlpx_1 ._learn-el-input_1wlpx_1._learn-quiz-fill__input--wrong_1wlpx_72{border-color:transparent;background:var(--aura-color-learn-answer-wrong-background)}._learn-player--quiz_1wlpx_1 ._learn-player__fill-list_1wlpx_76 ._learn-el-input_1wlpx_1{min-height:60px;border:2px solid var(--aura-color-neutral-disabled);border-radius:8px;background:var(--aura-color-surface);color:var(--aura-color-primary);font-family:var(--aura-font-pingfang);font-size:20px;font-weight:800;letter-spacing:0;line-height:1.45;padding:8px 10px;text-align:center}._learn-player--quiz_1wlpx_1 ._learn-player__fill-list_1wlpx_76 ._learn-el-input_1wlpx_1:focus{border-color:var(--aura-color-primary);outline:none}._learn-player--quiz_1wlpx_1 ._learn-player__fill-list_1wlpx_76 ._learn-quiz-fill__input--correct_1wlpx_68{border-color:var(--aura-color-player-correct-border);background:var(--aura-color-learn-answer-correct-background)}._learn-player--quiz_1wlpx_1 ._learn-player__fill-list_1wlpx_76 ._learn-quiz-fill__input--wrong_1wlpx_72{border-color:var(--aura-color-player-wrong-border)!important;background:var(--aura-color-player-wrong-background)!important;color:var(--aura-color-player-wrong-border)!important;font-family:var(--aura-font-times);font-weight:700}._learn-player--quiz_1wlpx_1 ._learn-quiz-essay_1wlpx_105 ._learn-el-textarea_1wlpx_105{width:100%;height:auto;flex:1 1 auto;min-height:0;resize:none;border:0;border-radius:0;background:transparent;color:var(--aura-color-text-strong);font-family:var(--aura-font-pingfang);font-size:24px;font-style:normal;font-weight:400;line-height:40px;overflow:auto;padding:24px;white-space:pre-wrap;word-break:normal;overflow-wrap:anywhere}._learn-player--quiz_1wlpx_1 ._learn-quiz-essay_1wlpx_105 ._learn-el-textarea_1wlpx_105::placeholder{font-size:20px;color:var(--aura-color-player-placeholder-text)}._learn-player--quiz_1wlpx_1 ._learn-quiz-essay_1wlpx_105 ._learn-el-textarea_1wlpx_105:focus-visible{outline:none}._learn-player--quiz_1wlpx_1 ._learn-quiz-essay_1wlpx_105 ._learn-el-textarea_1wlpx_105:disabled{background:transparent;color:var(--aura-color-text-strong);opacity:1}._learn-player--quiz-fill_1wlpx_138 [data-learn-player-part=inline-blank-spacer]{display:inline-block;width:20px;min-width:20px;height:1px;flex:0 0 20px}._learn-player--quiz-fill_1wlpx_138 ._learn-quiz__practice_1wlpx_145{max-width:1856px!important;position:relative;display:flex;align-items:safe center;justify-content:safe center;gap:16px;padding:12px 48px var(--learn-task-content-bottom-padding)!important;overflow-x:hidden;overflow-y:auto}._learn-player--quiz-fill_1wlpx_138 [data-learn-player-part=quiz-submit-bar]{background:var(--aura-color-surface-subtle)}._learn-player--quiz-fill_1wlpx_138._learn-player--bottom-hint-visible_1wlpx_159 ._learn-quiz__practice_1wlpx_145{margin-bottom:calc(var(--learn-task-bottom-hint-bottom) + var(--learn-task-bottom-hint-trigger-height));padding-bottom:16px!important}._learn-player--quiz-essay_1wlpx_163{display:flex;height:100%;min-height:0;flex-direction:column;align-items:center;overflow:hidden}._learn-player--quiz-essay_1wlpx_163 ._learn-quiz__practice_1wlpx_145{max-width:1400px;flex:1 1 0;align-items:center;gap:20px;overflow:hidden;overflow-y:auto;padding:0 48px var(--learn-task-content-bottom-padding)!important}._learn-player--quiz-essay_1wlpx_163 ._learn-quiz-essay_1wlpx_105{width:100%;flex:1 1 0;min-height:300px;align-self:center}._learn-player--quiz-essay_1wlpx_163 ._learn-quiz-essay__input-card_1wlpx_186{min-height:0}._learn-player--quiz-essay_1wlpx_163 ._learn-quiz-essay--result_1wlpx_189{flex:0 0 auto;min-height:0}._learn-player--quiz-essay_1wlpx_163 ._learn-quiz-essay--result_1wlpx_189 ._learn-quiz-essay__input-card_1wlpx_186{flex:1 1 0;min-height:300px}._learn-player--quiz-essay_1wlpx_163._learn-player--quiz-result_1wlpx_197 ._learn-quiz__practice_1wlpx_145{max-width:1400px;overflow:auto;padding-bottom:var(--learn-task-content-bottom-padding)!important}._learn-quiz__stats_1wlpx_202{display:flex;flex-wrap:wrap;gap:8px}._learn-quiz__stats_1wlpx_202 ._learn-el-span_1wlpx_207{border-radius:999px;background:var(--aura-color-learn-page-background);color:var(--aura-color-primary);font-size:13px;font-weight:800;line-height:1;padding:8px 10px}._learn-quiz__timer_1wlpx_216{--learn-quiz-timer-progress: 1;position:relative;display:grid;width:42px;height:42px;place-items:center;border:0;border-radius:50%;background:conic-gradient(var(--aura-color-primary) calc(var(--learn-quiz-timer-progress) * 1turn),var(--aura-color-border) 0),var(--aura-color-surface);color:var(--aura-color-primary);font-size:13px;font-weight:900;line-height:1;font-variant-numeric:tabular-nums}._learn-quiz__timer--top-bar_1wlpx_232{width:36px;height:36px;font-size:12px}._learn-quiz__timer_1wlpx_216:before{position:absolute;inset:4px;border-radius:50%;background:var(--learn-task-bg, var(--aura-color-surface));content:""}._learn-quiz__timer-value_1wlpx_244{position:relative;z-index:1}._learn-quiz__timer--paused_1wlpx_248{background:conic-gradient(var(--aura-color-quiz-timer-paused-text) calc(var(--learn-quiz-timer-progress) * 1turn),var(--aura-color-border) 0),var(--aura-color-learn-page-background);color:var(--aura-color-quiz-timer-paused-text)}._learn-quiz__timer--paused_1wlpx_248:before{background:var(--learn-task-bg, var(--aura-color-learn-page-background))}._learn-quiz__timer--urgent_1wlpx_255{background:conic-gradient(var(--aura-color-player-wrong-border) calc(var(--learn-quiz-timer-progress) * 1turn),var(--aura-color-border) 0),var(--aura-color-surface);color:var(--aura-color-player-wrong-border)}._learn-quiz__audio_1wlpx_259{align-self:center}._learn-quiz__true-false-question-line_1wlpx_262{display:flex;width:100%;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px 10px}._learn-player--quiz-true-false_1wlpx_270 ._learn-quiz__true-false-question-line_1wlpx_262 ._learn-quiz__question-markdown_1wlpx_270{width:auto;max-width:100%;min-width:0;flex:0 1 auto;margin:0;text-align:center}._learn-player--quiz-true-false_1wlpx_270 ._learn-quiz__true-false-question-line_1wlpx_262 ._learn-quiz__question-markdown_1wlpx_270 [data-ui=markdown-text],._learn-player--quiz-true-false_1wlpx_270 ._learn-quiz__true-false-question-line_1wlpx_262 ._learn-quiz__question-markdown_1wlpx_270 [data-ui=markdown-text] p{text-align:center}._learn-player--quiz-true-false_1wlpx_270 ._learn-quiz__true-false-question-line_1wlpx_262 ._learn-quiz__audio_1wlpx_259{width:32px;height:32px;align-self:auto}._learn-quiz-fill_1wlpx_1,._learn-quiz-essay_1wlpx_105{display:flex;width:100%;flex:1;flex-direction:column;min-height:0;gap:14px}._learn-quiz-fill_1wlpx_1{max-width:1856px;height:auto;flex:0 0 auto;overflow:visible}._learn-quiz-fill__inline_1wlpx_1{display:block;width:100%;color:var(--aura-color-primary);font-family:var(--aura-font-pingfang);font-size:32px;font-style:normal;font-weight:500;line-height:50px;text-align:center}._learn-quiz-fill__stem_1wlpx_313{overflow-wrap:anywhere;white-space:pre-wrap}._learn-quiz-essay__input-card_1wlpx_186{display:flex;box-sizing:border-box;flex:1 1 0;min-height:240px;border:1.5px solid var(--aura-color-border-light);border-radius:20px;background:var(--aura-color-surface);overflow:hidden}._learn-quiz-essay__input-card_1wlpx_186:focus-within{border-color:var(--aura-color-primary)}._learn-quiz-essay--result_1wlpx_189{flex:0 0 auto}._learn-player__fill-list_1wlpx_76{display:grid;gap:12px}._learn-quiz-answer-card_1wlpx_337,._learn-quiz-explanation_1wlpx_338{width:100%;max-width:1856px;margin:0 auto;display:grid;justify-self:stretch;gap:8px;border-radius:8px;padding:20px 48px;text-align:left}._learn-quiz-answer-card_1wlpx_337{background:var(--aura-color-learn-answer-correct-background);border:1px solid var(--aura-color-accent-lime);text-align:center}._learn-quiz-answer-card_1wlpx_337>._learn-el-span_1wlpx_207{color:var(--aura-color-primary);font-family:var(--aura-font-pingfang);font-size:20px;font-style:normal;font-weight:500;line-height:24px;letter-spacing:1px}._learn-quiz-answer-card_1wlpx_337>._learn-el-strong_1wlpx_363{color:var(--aura-color-primary);font-family:var(--aura-font-pingfang);font-size:20px;font-style:normal;font-weight:400;line-height:30px;letter-spacing:1px}._learn-quiz-answer-card_1wlpx_337>._learn-el-strong_1wlpx_363>[data-ui=markdown-text]{display:inline-block;max-width:100%;text-align:left}._learn-quiz-answer-card__list_1wlpx_377{display:grid;gap:6px}._learn-quiz-answer-card__list_1wlpx_377 ._learn-el-p_1wlpx_381{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:8px;margin:0}._learn-quiz-answer-card__list_1wlpx_377 ._learn-el-span_1wlpx_207,._learn-quiz-answer-card__list_1wlpx_377 ._learn-el-strong_1wlpx_363{font-family:var(--aura-font-pingfang);color:var(--aura-color-text-title);font-size:14px;font-weight:400}._learn-quiz-explanation_1wlpx_338{border:1px solid var(--aura-color-neutral-disabled);background:var(--aura-color-surface)}._learn-quiz-explanation_1wlpx_338 ._learn-el-p_1wlpx_381,._learn-quiz-explanation__content_1wlpx_406{color:var(--aura-color-primary);font-size:14px;font-weight:700;line-height:1.5}._learn-quiz-explanation__content_1wlpx_406{display:grid;gap:4px}._learn-quiz-explanation__content_1wlpx_406 [data-ui=markdown-text]{color:inherit;font:inherit;line-height:inherit}._learn-quiz-explanation--correct_1wlpx_421{border-color:var(--aura-color-accent-lime);background:var(--aura-color-learn-answer-correct-background)}._learn-quiz-explanation--wrong_1wlpx_425{text-align:center;border-color:var(--aura-color-learn-answer-wrong-background);background:var(--aura-color-learn-answer-wrong-feedback-background)}._learn-quiz-explanation--wrong_1wlpx_425 ._learn-quiz-explanation__label_1wlpx_430,._learn-quiz-explanation--wrong_1wlpx_425 ._learn-quiz-explanation__content_1wlpx_406{color:var(--aura-color-primary);font-family:var(--aura-font-pingfang);font-size:20px;font-style:normal;font-weight:400;line-height:30px;letter-spacing:1px}._learn-quiz-explanation__header_1wlpx_448{display:flex;align-items:center;gap:10px}._learn-quiz-explanation__header_1wlpx_448 ._learn-el-strong_1wlpx_363{color:var(--aura-color-black);font-size:16px;font-weight:900;line-height:1.2}._learn-quiz-explanation__label_1wlpx_430{color:var(--aura-color-primary);font-size:12px;font-weight:900;line-height:1.2}._learn-quiz-ai-actions_1wlpx_465{position:absolute;right:0;bottom:0;left:0;z-index:5;box-sizing:border-box;display:flex;height:var(--learn-task-bottom-action-bar-height);align-items:flex-end;justify-content:center;background:var(--aura-color-quiz-submit-bar-background);padding:24px 20px var(--learn-task-bottom-primary-button-bottom)}._learn-highlight_1wlpx_479{display:flex;flex-direction:column;gap:40px}._learn-highlight__instruction_1wlpx_484{margin:0;color:var(--aura-color-primary);font-family:var(--aura-font-pingfang);font-size:24px;font-weight:500;letter-spacing:1px;line-height:40px;text-align:center}._learn-highlight__palette_1wlpx_494{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px}._learn-highlight__palette-label_1wlpx_500{margin-right:16px;color:var(--aura-color-text-quiet);font-family:var(--aura-font-pingfang);font-size:20px;font-style:normal;font-weight:400;line-height:30px}._learn-highlight__swatch_1wlpx_509{display:inline-flex;min-height:40px;align-items:center;gap:8px;border:1px solid var(--aura-color-border);border-radius:146px;background:transparent;color:var(--aura-color-black);cursor:pointer;font-family:var(--aura-font-pingfang);font-size:20px;font-weight:400;letter-spacing:1px;line-height:24px;padding:7px 16px}._learn-highlight__swatch_1wlpx_509:focus-visible{outline:none}._learn-highlight__swatch--active_1wlpx_529{border-color:var(--learn-highlight-token-line, var(--aura-color-quiz-highlight-yellow-line));background:var(--learn-highlight-token-bg, var(--aura-color-quiz-highlight-yellow-background))}._learn-highlight__swatch-dot_1wlpx_533{display:block;width:16px;height:16px;flex:0 0 auto;border-radius:50%}._learn-highlight__source_1wlpx_540{display:flex;justify-content:safe center;align-items:safe center;flex-wrap:wrap;width:100%;min-height:244px;border-radius:16px;background:var(--aura-color-surface);color:var(--aura-color-primary);font-family:var(--aura-font-times);font-size:36px;font-weight:700;letter-spacing:1px;line-height:56px;padding:40px;touch-action:none;-webkit-user-select:none;user-select:none}._learn-highlight__token_1wlpx_559{--learn-highlight-token-bg: var(--aura-color-surface);--learn-highlight-token-line: var(--aura-color-quiz-highlight-underline);position:relative;display:inline-block;vertical-align:bottom;border:0;border-radius:0;background:var(--learn-highlight-token-bg);cursor:pointer;margin:0;padding:6px 0 10px;white-space:pre-wrap;color:var(--aura-color-primary);font-family:var(--aura-font-times);font-size:36px;font-style:normal;font-weight:700;line-height:44px}._learn-highlight__token_1wlpx_559:after{position:absolute;right:0;bottom:0;left:0;height:2px;background:var(--learn-highlight-token-line);content:""}._learn-highlight__token_1wlpx_559:focus-visible{outline:3px solid var(--aura-color-primary-alpha-28);outline-offset:2px}._learn-highlight__token_1wlpx_559:disabled{cursor:default}._learn-highlight__token--selected_1wlpx_595,._learn-highlight__token--correct_1wlpx_596,._learn-highlight__token--missed_1wlpx_597{background:var(--learn-highlight-token-bg)}._learn-highlight__token--wrong_1wlpx_600{background:var(--aura-color-player-wrong-background)!important}._learn-highlight__token--remove-preview_1wlpx_603{background:var(--aura-color-player-wrong-background)!important;color:var(--aura-color-text-secondary)}._learn-highlight__token--remove-preview_1wlpx_603:after{display:none}._learn-highlight__token--partial_1wlpx_610{background:var(--aura-color-player-wrong-background)!important;color:var(--aura-color-text-secondary)}._learn-highlight__token--preview_1wlpx_614{background:var(--learn-highlight-token-bg)}._learn-player__feedback_1wlpx_617{display:grid;gap:4px;border-radius:8px;background:var(--aura-color-learn-page-background);color:var(--aura-color-primary);padding:12px 14px}._learn-player__feedback_1wlpx_617 ._learn-el-strong_1wlpx_363{color:var(--aura-color-primary);font-size:15px}._learn-player__feedback_1wlpx_617 ._learn-el-span_1wlpx_207,._learn-player__feedback_1wlpx_617 ._learn-el-small_1wlpx_630{color:var(--aura-color-text-secondary);line-height:1.5}._learn-player__feedback--error_1wlpx_634{background:var(--aura-color-player-wrong-background);color:var(--aura-color-text-on-primary-background-danger)}[data-learn-shell-part=content] ._learn-player--podcast_1y56g_1{display:flex;width:100%;height:100%;min-height:0;flex-direction:column;justify-content:safe center;align-items:safe center;background:var(--aura-color-surface-subtle);gap:0;padding:0}[data-learn-shell-part=content] ._learn-player--podcast-quiz_1y56g_13{display:flex;height:100%}[data-learn-shell-part=content] ._learn-player--podcast-quiz_1y56g_13 ._learn-player__progress_1y56g_17{justify-self:center;margin:-10px 0 18px;color:var(--aura-color-text-secondary);font-size:14px;font-weight:800}[data-learn-shell-part=content] ._learn-podcast__stage_1y56g_24{flex:1;min-height:0;max-width:1856px;width:100%;display:flex;flex-direction:column;align-items:safe center;justify-content:safe center;margin:0 auto;padding:0 48px var(--learn-task-bottom-primary-button-bottom)!important;overflow:hidden}[data-learn-shell-part=content] ._learn-podcast__stage_1y56g_24 audio{display:none}[data-learn-shell-part=content] ._learn-podcast__segment_1y56g_40{margin:8px 0 0!important;color:var(--aura-color-text-subtle);font-family:var(--aura-font-pingfang);font-size:24px;font-style:normal;font-weight:400;line-height:28px;text-align:center}[data-learn-shell-part=content] ._learn-podcast__title_1y56g_50{flex-shrink:0;display:block;max-width:100%;overflow:hidden;color:var(--aura-color-primary);font-family:var(--aura-font-songti);font-size:42px;font-style:normal;font-weight:900;line-height:54px;text-align:center;text-overflow:ellipsis;white-space:nowrap}[data-learn-shell-part=content] ._learn-podcast__waveform_1y56g_65{margin-top:12px;order:3;display:flex;width:100%;height:62px;align-items:flex-end;justify-content:center;gap:6px;padding:0}[data-learn-shell-part=content] ._learn-podcast__wavebar_1y56g_76{width:5px;height:13px;min-height:10px;border-radius:0;background:var(--aura-color-primary);transition:background .2s ease}[data-learn-shell-part=content] ._learn-podcast__wavebar--active_1y56g_84{background:var(--aura-color-primary);animation:_podcast-wave-bar_1y56g_1 .6s ease-in-out infinite;animation-delay:var(--podcast-bar-delay, 0s)}[data-learn-shell-part=content] ._learn-podcast__transcript_1y56g_89{flex:1;margin-top:24px;order:4;display:flex;width:100%;min-height:0;gap:0;border:1.5px solid var(--aura-color-border-light);border-radius:20px;background:var(--aura-color-surface);box-shadow:none;padding:12px 12px 12px 24px;overflow:hidden}[data-learn-shell-part=content] ._learn-podcast__transcript_1y56g_89 ._learn-el-p_1y56g_104{width:100%;height:100%;padding-right:12px;overflow-y:auto;margin:0;color:var(--aura-color-control-disabled);font-family:var(--aura-font-songti);font-size:24px;font-weight:700;line-height:40px}[data-learn-shell-part=content] ._learn-podcast__transcript-text--played_1y56g_116{color:var(--aura-color-text-cool-muted)}[data-learn-shell-part=content] ._learn-podcast__control-deck_1y56g_119{flex-shrink:0;order:6;position:relative;display:block;width:282px;margin-top:18px;overflow:visible}[data-learn-shell-part=content] 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120px}._plan-detail-page__modal-title_1196u_925{margin:0;color:var(--aura-color-primary);font-family:var(--aura-font-songti);font-size:24px;font-weight:900;line-height:1.17;text-align:center}._plan-detail-page__modal-close_1196u_934{position:absolute;top:40px;right:120px}._plan-detail-page__modal-subtitle_1196u_939{margin:3px 0 28px;color:var(--aura-color-text-secondary);font-family:var(--aura-font-songti);font-size:14px;font-weight:400;line-height:2;text-align:center}._plan-detail-page__modal-reasons_1196u_948{display:grid;gap:18px}._plan-detail-page__modal-reason_1196u_948{border:1px solid var(--aura-color-border-light);border-radius:8px;background:var(--aura-color-surface-muted);padding:24px}._plan-detail-page__modal-reason-title_1196u_958{display:block;color:var(--aura-color-text-heading);font-family:var(--aura-font-songti);font-size:18px;font-weight:900;line-height:1.33}._plan-detail-page__modal-reason-desc_1196u_966{margin:4px 0 0;color:var(--aura-color-text-muted);font-size:16px;line-height:1.75}._plan-detail-page__modal-actions_1196u_972{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:46px}._plan-detail-page__modal-action_1196u_972{display:inline-flex;width:100%;height:48px;align-items:center;justify-content:center;border-radius:146px;cursor:pointer;font-family:var(--aura-font-sans);font-size:16px;font-weight:500;line-height:1.44;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._plan-detail-page__modal-action_1196u_972:disabled{cursor:wait;opacity:.72}._plan-detail-page__modal-action_1196u_972:focus-visible{outline:none}._plan-detail-page__modal-cancel_1196u_999{border:1px solid var(--aura-color-text-subtle);background:var(--aura-color-surface);color:var(--aura-color-text-cool-muted)}._plan-detail-page__modal-confirm_1196u_1004{border:1px solid var(--aura-color-primary);background:var(--aura-color-primary);color:var(--aura-color-surface)}._plan-detail-page__modal-confirm_1196u_1004:hover:not(:disabled){background:var(--aura-color-black)}._plan-detail-page_1196u_1>[data-ui=state-view]{max-width:1180px;margin:80px auto 0}._plan-detail-page_1196u_1>._plan-detail-page__loading_1196u_69{margin:0 auto}._recommend-plan-drawer_13v73_1{position:absolute;z-index:var(--aura-z-index-drawer);inset:0;font-family:var(--aura-font-sans)}._recommend-plan-drawer_13v73_1,._recommend-plan-drawer_13v73_1 *{box-sizing:border-box}._recommend-plan-drawer__scrim_13v73_11{position:absolute;inset:0;border:0;background:var(--aura-color-black-alpha-30);cursor:pointer;padding:0}._recommend-plan-drawer__panel_13v73_19{position:absolute;inset:0 0 0 auto;display:flex;width:80%;min-width:0;flex-direction:column;overflow:hidden;background:var(--aura-color-surface-subtle);border-radius:16px 0 0 16px;color:var(--aura-color-primary);animation:_recommend-plan-drawer-slide_13v73_1 .28s ease-out}._recommend-plan-drawer__header_13v73_32{flex-shrink:0;display:flex;align-items:center;justify-content:flex-end;padding:20px 20px 18px}._recommend-plan-drawer__close_13v73_39{width:28px;height:28px}._recommend-plan-drawer__state_13v73_43{flex:1}@keyframes _recommend-plan-drawer-slide_13v73_1{0%{transform:translate(100%)}to{transform:translate(0)}}:root[data-language=en-US] ._recommended-plan-card__action_nukxi_1{font-size:14px}:root[data-language=en-US] ._chat-panel__resource-title-text_nukxi_4,:root[data-language=en-US] ._chat-panel__resource-add_nukxi_5{font-size:14px}._recommended-plan-card_nukxi_1{padding:0;position:relative;display:flex;width:100%;aspect-ratio:226 / 266;flex-direction:column;justify-content:center;align-items:center;border:.5px solid var(--aura-color-black-alpha-12);border-radius:6px;cursor:pointer;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._recommended-plan-card_nukxi_1:hover:not(:disabled){box-shadow:0 10px 22px var(--aura-color-ink-alpha-12);filter:saturate(1.02);transform:translateY(-1px)}._recommended-plan-card_nukxi_1:active:not(:disabled){transform:translateY(0)}._recommended-plan-card_nukxi_1:focus-visible{outline:none}._recommended-plan-card_nukxi_1:disabled{cursor:default;opacity:1}._recommended-plan-card__duration_nukxi_37{position:absolute;top:8px;left:8px;display:flex;justify-content:center;align-items:center;height:16px;padding:0 5px;background:var(--aura-color-white-alpha-80);border-radius:3px;opacity:.75;color:var(--aura-color-text-secondary);font-family:var(--aura-font-pingfang);font-size:10px;font-style:normal;font-weight:400}._recommended-plan-card__body_nukxi_55{flex:1;display:flex;width:100%;min-width:0;flex-direction:column;justify-content:center;align-items:center}._recommended-plan-card__body_nukxi_55 ._recommended-plan-card__illustration_nukxi_64{display:flex;align-items:center;justify-content:center;width:38%;aspect-ratio:92 / 118}._recommended-plan-card__body_nukxi_55 ._recommended-plan-card__illustration_nukxi_64 ._recommended-plan-card__image_nukxi_71{width:100%;height:100%;box-shadow:0 3px 6px 0 var(--aura-color-black-alpha-12);border-radius:6px;object-fit:cover}._recommended-plan-card__body_nukxi_55 ._recommended-plan-card__title_nukxi_78{margin-top:18px;width:100%;min-width:0;padding:0 28px;box-sizing:border-box;color:var(--aura-color-primary);font-family:var(--aura-font-songti);font-size:16px;font-style:normal;font-weight:900;line-height:22px;overflow:hidden;text-align:center;text-overflow:clip;white-space:nowrap}._recommended-plan-card__body_nukxi_55 ._recommended-plan-card__description_nukxi_95{opacity:.8;width:100%;min-width:0;margin:4px 0 0;padding:0 28px;box-sizing:border-box;color:var(--aura-color-text-secondary);font-family:var(--aura-font-pingfang);font-size:11px;font-style:normal;font-weight:400;line-height:12px;overflow:hidden;text-overflow:clip;white-space:nowrap}._recommended-plan-card__action_nukxi_1{flex-shrink:0;width:100%;height:42px;display:flex;align-items:center;justify-content:center;gap:4px;border-top:1px solid var(--aura-color-black-alpha-10);color:var(--aura-color-text-primary-translucent);font-family:var(--aura-font-songti);font-size:12px;font-style:normal;font-weight:400;line-height:12px}._recommended-plan-card__action_nukxi_1 ._recommended-plan-card__action-icon_nukxi_128{width:16px;height:16px;opacity:.8}._welcome-page_6ovdu_1{--welcome-message-padding-left: 24px;--welcome-message-padding-right: 24px;--welcome-skip-bottom: 40px;display:flex;position:relative;flex:1 1 auto;width:100%;min-width:var(--aura-web-min-width);min-height:var(--aura-web-min-height);flex-direction:column;background:var(--aura-color-background);color:var(--aura-color-primary);font-family:var(--aura-font-sans);overflow-x:hidden}._welcome-page__topbar_6ovdu_17{display:flex;flex-shrink:0;height:58px;align-items:center;justify-content:space-between;padding:0 36px}._welcome-page__brand_6ovdu_25{display:inline-flex;align-items:center;text-decoration:none}._welcome-page__brand-logo_6ovdu_30{display:block;width:80px;height:22px}._welcome-page__account_6ovdu_35{display:flex;align-items:center;gap:8px}._welcome-page__login-pill_6ovdu_40{border:0;border-radius:50px;height:34px;display:flex;align-items:center;background:var(--aura-color-primary);color:var(--aura-color-surface);cursor:pointer;font:inherit;font-size:14px;font-weight:500;font-style:normal;font-family:var(--aura-font-pingfang);padding:0 20px;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._welcome-page__login-pill_6ovdu_40:hover:not(:disabled){background:var(--aura-color-black)}._welcome-page__login-pill_6ovdu_40:active:not(:disabled){transform:translateY(1px)}._welcome-page__login-pill_6ovdu_40:focus-visible{outline:none}._welcome-page__login-pill_6ovdu_40:disabled{cursor:not-allowed;opacity:.54}._welcome-page__content_6ovdu_70{width:100%;transform-origin:top left}._welcome-page__hero_6ovdu_74{position:relative;height:171px}._welcome-page__hero-semantics_6ovdu_78{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}._welcome-page__hero-animation_6ovdu_86{position:absolute;top:0;left:0;width:1000px;height:267px;opacity:0;pointer-events:none;transform:scale(.64);transform-origin:top left}._welcome-page__hero-animation--ready_6ovdu_97{opacity:1}._welcome-page__recommendations_6ovdu_100{transform-origin:top}._welcome-page__recommendations--pending_6ovdu_103 ._welcome-page__section-title_6ovdu_103{opacity:0;transform:translateY(40px)}._welcome-page__recommendations--pending_6ovdu_103 ._welcome-page__plan-grid_6ovdu_107 [data-welcome-plan-card]{opacity:0;transform:translateY(27px)}._welcome-page__section-title_6ovdu_103{display:flex;align-items:center;justify-content:space-between;gap:16px}._welcome-page__section-heading_6ovdu_117{margin:0;color:var(--aura-color-text-hint);font-family:var(--aura-font-pingfang);font-size:16px;font-style:normal;font-weight:400;line-height:20px}._welcome-page__shuffle_6ovdu_126{display:flex;align-items:center;height:28px;gap:4px;border:.8px solid var(--aura-color-neutral-disabled);border-radius:80px;background:transparent;cursor:pointer;color:var(--aura-color-text-hint);font-family:var(--aura-font-pingfang);font-size:14px;font-style:normal;font-weight:400;line-height:20px;transition:background .12s ease,border-color .12s ease,box-shadow .12s ease,color .12s ease,opacity .12s ease,transform .12s ease}._welcome-page__shuffle_6ovdu_126:hover:not(:disabled){border-color:var(--aura-color-welcome-shuffle-hover-border);background:var(--aura-color-welcome-shuffle-hover-background);color:var(--aura-color-text-secondary)}._welcome-page__shuffle_6ovdu_126:active:not(:disabled){transform:translateY(1px)}._welcome-page__shuffle_6ovdu_126:focus-visible{outline:none}._welcome-page__shuffle_6ovdu_126:disabled{cursor:wait;opacity:.72}._welcome-page__shuffle_6ovdu_126 ._welcome-page__shuffle-icon_6ovdu_158{width:14px;height:14px}._welcome-page__plan-grid_6ovdu_107{margin-top:20px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}._welcome-page__chat-surface_6ovdu_168{padding:0;margin:0;flex:1;border:1px solid var(--aura-color-border);background:var(--aura-color-surface);overflow:hidden;border:0;background-color:transparent;transition:border-color .16s ease,box-shadow .16s ease}._welcome-page__chat-surface_6ovdu_168 [data-chat-part=message-area]{padding:0}._welcome-page__chat-surface_6ovdu_168 [data-chat-part=message-area]:before{bottom:0}._welcome-page__chat-surface_6ovdu_168 [data-chat-part=message-area] [data-chat-part=messages]{overflow-y:scroll;height:100%;padding-bottom:0;padding-left:var(--welcome-message-padding-left);padding-right:var(--welcome-message-padding-right)}._welcome-page__chat-surface_6ovdu_168 [data-chat-part=message-area] [data-chat-part=messages]>*{width:1000px;margin:0 auto}._welcome-page__chat-surface_6ovdu_168 [data-chat-part=message-area] [data-chat-part=timeline]{padding-top:80px}._welcome-page__chat-surface_6ovdu_168 [data-chat-part=message-area] [data-chat-part=back-to-bottom-anchor]{width:1000px;margin:0 auto}._welcome-page__chat-surface_6ovdu_168 [data-chat-part=message-area] [data-chat-part=back-to-bottom-anchor] [data-chat-part=back-to-bottom]{right:0}._welcome-page__chat-surface_6ovdu_168 [data-chat-part=bottom-dock]{width:1000px;margin:0 auto}._welcome-page__skip-home_6ovdu_210{display:flex;flex-shrink:0;align-items:center;justify-content:center;height:24px;gap:6px;margin:30px auto var(--welcome-skip-bottom);color:var(--aura-color-text-cool-muted-translucent);font-family:var(--aura-font-sans);font-size:16px;font-weight:400;text-decoration:none}._welcome-page__skip-home_6ovdu_210:hover{color:var(--aura-color-black)}._welcome-page__skip-home_6ovdu_210:hover ._welcome-page__skip-icon--default_6ovdu_227{opacity:0}._welcome-page__skip-home_6ovdu_210:hover ._welcome-page__skip-icon--hover_6ovdu_230{opacity:1}._welcome-page__skip-home_6ovdu_210:focus-visible{outline:none}._welcome-page__skip-icon-frame_6ovdu_236{display:grid;width:24px;height:24px;flex:0 0 auto}._welcome-page__skip-icon_6ovdu_227{grid-area:1 / 1;width:24px;height:24px}._welcome-page__skip-icon--hover_6ovdu_230{opacity:0}._welcome-page--intro-pending_6ovdu_250:not(._welcome-page--intro-complete_6ovdu_250) ._welcome-page__skip-home_6ovdu_210{opacity:0}._welcome-page--intro-pending_6ovdu_250:not(._welcome-page--intro-complete_6ovdu_250) ._welcome-page__chat-surface_6ovdu_168 [data-chat-part=bottom-dock]{opacity:0}._welcome-page--intro-pending_6ovdu_250:not(._welcome-page--intro-complete_6ovdu_250) ._welcome-page__chat-surface_6ovdu_168 [data-chat-part=messages]>[data-chat-part=timeline]>[data-ui=state-view],._welcome-page--intro-pending_6ovdu_250:not(._welcome-page--intro-complete_6ovdu_250) ._welcome-page__chat-surface_6ovdu_168 [data-chat-part=messages]>[data-chat-part=timeline]>[data-chat-part=load-more],._welcome-page--intro-pending_6ovdu_250:not(._welcome-page--intro-complete_6ovdu_250) ._welcome-page__chat-surface_6ovdu_168 [data-chat-part=messages]>[data-chat-part=timeline]>[data-chat-part=message],._welcome-page--intro-pending_6ovdu_250:not(._welcome-page--intro-complete_6ovdu_250) ._welcome-page__chat-surface_6ovdu_168 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auto;flex-direction:column}html{line-height:1.15;-webkit-text-size-adjust:100%}body{margin:0}main{display:block}h1{font-size:2em;margin:.67em 0}hr{box-sizing:content-box;height:0;overflow:visible}pre{font-family:monospace,monospace;font-size:1em}a{background-color:transparent}abbr[title]{border-bottom:none;text-decoration:underline;text-decoration:underline 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.625em}legend{box-sizing:border-box;color:inherit;display:table;max-width:100%;padding:0;white-space:normal}progress{vertical-align:baseline}textarea{overflow:auto}[type=checkbox],[type=radio]{box-sizing:border-box;padding:0}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}[type=search]::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}details{display:block}summary{display:list-item}template{display:none}[hidden]{display:none}:root{--aura-font-songti: "Songti SC";--aura-font-pingfang: "PingFang SC";--aura-font-sans: sans-serif;--aura-font-times: "Times New Roman";--aura-font-mono: "SFMono-Regular"}:root{--aura-web-min-width: 1280px;--aura-web-min-height: 500px}html,body,#root{width:100%;height:100%;min-width:var(--aura-web-min-width);min-height:var(--aura-web-min-height)}#root{display:flex}html[data-disable-horizontal-history-swipe],body[data-disable-horizontal-history-swipe],[data-disable-horizontal-history-swipe] #root{overscroll-behavior-x:none}body{margin:0;color:var(--aura-color-primary, #3f4040);font-family:var(--aura-font-songti);background:var(--aura-color-background, #f3f3ed)}*,*:before,*:after{box-sizing:border-box}@supports selector(::-webkit-scrollbar){*::-webkit-scrollbar{width:6px;height:6px}*::-webkit-scrollbar-track,*::-webkit-scrollbar-corner{background:transparent}*::-webkit-scrollbar-thumb{border-radius:113px;background:transparent;transition:background-color .16s ease}[data-scrollbar-active]::-webkit-scrollbar-thumb{background-color:var(--aura-color-scrollbar-thumb, #d5d5d5)}}@supports not selector(::-webkit-scrollbar){*{scrollbar-color:transparent 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