@import"https://fonts.googleapis.com/css2?family=DM+Serif+Display&family=DM+Mono:wght@400;500&family=DM+Sans:wght@400;500&display=swap";@import"https://fonts.googleapis.com/css2?family=DM+Serif+Display&family=DM+Sans:wght@400;500&display=swap";._root_1khpd_8{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--accent-soft: #EAE7FB;--teal: #0D9E8A;--teal-soft: #E0F5F1;--coral: #E85D3A;--coral-soft: #FAEAE5;--amber: #D4870F;--amber-soft: #FDF3E0;--radius: 12px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_1khpd_8{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--accent-soft: rgba(107, 92, 231, .18);--teal-soft: rgba(13, 158, 138, .15);--coral-soft: rgba(232, 93, 58, .15);--amber-soft: rgba(212, 135, 15, .15)}}._wrapper_1khpd_48{width:100%;padding:1.25rem 1.5rem 1rem}._header_1khpd_54{display:flex;align-items:center;gap:10px;margin-bottom:1rem;flex-wrap:wrap}._badge_1khpd_62{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}._badgeDot_1khpd_77{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}._lessonTitle_1khpd_85{font-family:"DM Serif Display",Georgia,serif;font-size:17px;font-weight:400;color:var(--ink)}._card_1khpd_93{background:var(--surface);border:.5px solid var(--border-mid);border-radius:var(--radius);padding:1.75rem 2rem}._cardComplete_1khpd_100{background:var(--teal-soft);border-color:var(--teal)}._prompt_1khpd_106{font-size:17px;line-height:2.2;color:var(--ink-soft);margin:0 0 1rem}._blankWrap_1khpd_114{display:inline-block;vertical-align:baseline;margin:0 3px}._blank_1khpd_114{font-family:DM Mono,monospace;font-size:15px;min-width:6ch;padding:2px 8px;border-radius:var(--radius-sm);border:1.5px solid var(--accent);background:var(--accent-soft);color:var(--ink);outline:none;transition:border-color var(--transition),background var(--transition);text-align:center}._blank_1khpd_114:focus{border-color:var(--accent);box-shadow:0 0 0 3px #6b5ce726}._blank_1khpd_114:disabled{cursor:default}._blankCorrect_1khpd_143{border-color:var(--teal);background:var(--teal-soft);color:var(--ink)}._blankWrong_1khpd_149{border-color:var(--coral);background:var(--coral-soft);color:var(--ink)}._hint_1khpd_156{margin-top:1rem;padding:.65rem 1rem;background:var(--amber-soft);border-left:3px solid var(--amber);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:13.5px;color:var(--ink-soft);line-height:1.65}._hintLabel_1khpd_167{font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--amber);margin-bottom:.25rem}._feedback_1khpd_177{margin-top:1rem;padding:.75rem 1rem;background:var(--amber-soft);border-left:3px solid var(--amber);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:13.5px;color:var(--ink-soft);line-height:1.65}._feedbackLabel_1khpd_188{font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--amber);margin-bottom:.35rem}._feedbackItem_1khpd_197{margin-top:.2rem}._footer_1khpd_202{display:flex;align-items:center;justify-content:flex-end;margin-top:.875rem;gap:12px}._btn_1khpd_210{font-family:DM Sans,system-ui,sans-serif;font-size:13.5px;font-weight:500;padding:7px 18px;border-radius:var(--radius-sm);border:.5px solid var(--border-mid);background:transparent;color:var(--ink);cursor:pointer;transition:background var(--transition),opacity var(--transition),transform 80ms ease}._btn_1khpd_210:disabled{opacity:.3;cursor:not-allowed}._btn_1khpd_210:active:not(:disabled){transform:scale(.97)}._btnPrimary_1khpd_226{background:var(--accent);color:#fff;border-color:transparent}._btnPrimary_1khpd_226:hover:not(:disabled){opacity:.88}._btnRetry_1khpd_234{background:var(--surface-alt);border-color:var(--border-mid)}._btnRetry_1khpd_234:hover:not(:disabled){background:var(--surface)}._retryRow_1khpd_241{display:flex;align-items:center;gap:10px}._btnReview_1khpd_247{background:transparent;border-color:var(--border-mid);color:var(--ink-muted);font-size:12.5px}._btnReview_1khpd_247:hover:not(:disabled){color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}._disclosure_1khpd_261{margin-top:1rem;border-top:1px solid var(--border);padding-top:.875rem}._disclosureBtn_1khpd_267{font-family:DM Sans,system-ui,sans-serif;font-size:12.5px;font-weight:500;color:var(--ink-muted);padding:5px 12px;border-radius:var(--radius-sm);border:1px dashed var(--border-mid);background:transparent;cursor:not-allowed;display:inline-flex;align-items:center;gap:6px;transition:all var(--transition)}._disclosureBtnEnabled_1khpd_283{cursor:pointer;color:var(--ink-soft);border-color:var(--border-mid);border-style:solid}._disclosureBtnEnabled_1khpd_283:hover:not(:disabled){color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}._disclosureBtn_1khpd_267:disabled._disclosureBtnEnabled_1khpd_283{cursor:default;opacity:.5}._disclosureLock_1khpd_302{font-size:11px}._disclosureContent_1khpd_306{margin-top:.75rem;padding:.75rem 1rem;background:var(--surface-alt);border-radius:var(--radius-sm);display:flex;flex-direction:column;gap:4px}._disclosureItem_1khpd_316{font-size:13.5px;color:var(--ink-soft);display:flex;gap:8px}._disclosureLabel_1khpd_323{color:var(--ink-muted);min-width:60px}._successMsg_1khpd_328{font-size:14px;font-weight:500;color:var(--teal)}._root_f2jza_8{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--accent-soft: #EAE7FB;--teal: #0D9E8A;--teal-soft: #E0F5F1;--radius: 12px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_f2jza_8{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--accent-soft: rgba(107, 92, 231, .18);--teal-soft: rgba(13, 158, 138, .15)}}._wrapper_f2jza_42{width:100%;padding:1.25rem 1.5rem 1rem}._header_f2jza_48{display:flex;align-items:center;gap:10px;margin-bottom:1rem;flex-wrap:wrap}._badge_f2jza_56{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}._badgeDot_f2jza_71{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}._lessonTitle_f2jza_79{font-family:"DM Serif Display",Georgia,serif;font-size:17px;font-weight:400;color:var(--ink)}._dots_f2jza_86{display:flex;gap:6px;margin-left:auto;align-items:center}._dot_f2jza_86{width:7px;height:7px;border-radius:50%;background:var(--border-mid);border:none;padding:0;cursor:pointer;transition:background var(--transition),transform var(--transition)}._dotActive_f2jza_104{background:var(--accent);transform:scale(1.35)}._dotSeen_f2jza_109{background:var(--teal)}._dotActive_f2jza_104._dotSeen_f2jza_109{background:var(--teal);transform:scale(1.35)}._scene_f2jza_119{perspective:1000px;cursor:pointer;min-height:200px;border-radius:var(--radius);outline:none}._scene_f2jza_119:focus-visible{box-shadow:0 0 0 3px var(--accent)}._card_f2jza_131{position:relative;width:100%;min-height:200px;transform-style:preserve-3d;transition:transform .42s cubic-bezier(.4,0,.2,1);border-radius:var(--radius)}._cardFlipped_f2jza_140{transform:rotateY(180deg)}._cardFace_f2jza_144{position:absolute;top:0;right:0;bottom:0;left:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:var(--radius);border:.5px solid var(--border-mid);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem 2.5rem;text-align:center;gap:.75rem}._cardFront_f2jza_160{background:var(--surface)}._cardBack_f2jza_164{background:var(--accent-soft);transform:rotateY(180deg)}._faceLabel_f2jza_169{font-size:11px;font-weight:500;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-muted)}._faceText_f2jza_177{font-family:"DM Serif Display",Georgia,serif;font-size:22px;font-weight:400;color:var(--ink);line-height:1.35}._flipHint_f2jza_185{font-size:12px;color:var(--ink-muted);margin-top:.5rem}._footer_f2jza_192{display:flex;align-items:center;justify-content:space-between;margin-top:.875rem;gap:12px}._counter_f2jza_200{font-size:13px;color:var(--ink-muted);font-variant-numeric:tabular-nums}._buttons_f2jza_206{display:flex;gap:8px}._btn_f2jza_208{font-family:DM Sans,system-ui,sans-serif;font-size:13.5px;font-weight:500;padding:7px 18px;border-radius:var(--radius-sm);border:.5px solid var(--border-mid);background:transparent;color:var(--ink);cursor:pointer;transition:background var(--transition),opacity var(--transition),transform 80ms ease}._btn_f2jza_208:hover:not(:disabled){background:var(--surface-alt)}._btn_f2jza_208:active:not(:disabled){transform:scale(.97)}._btn_f2jza_208:disabled{opacity:.3;cursor:not-allowed}._btnPrimary_f2jza_225{background:var(--accent);color:#fff;border-color:transparent}._btnPrimary_f2jza_225:hover:not(:disabled){opacity:.88}._btnComplete_f2jza_233{background:var(--teal);color:#fff;border-color:transparent}._btnComplete_f2jza_233:hover:not(:disabled){opacity:.88}._completeCard_f2jza_242{display:flex;align-items:center;gap:12px;padding:1.25rem 1.75rem;background:var(--teal-soft);border-radius:var(--radius);border:.5px solid var(--border)}._completeIcon_f2jza_252{width:36px;height:36px;border-radius:50%;background:var(--teal);display:flex;align-items:center;justify-content:center;flex-shrink:0}._completeText_f2jza_263{font-size:15px;font-weight:500;color:var(--ink)}._completeSub_f2jza_269{font-size:13px;color:var(--ink-muted);margin-top:2px}._root_gr1dk_10{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--cream: #F5F2EC;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--accent-soft: #EAE7FB;--teal: #0D9E8A;--radius: 14px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_gr1dk_10{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--cream: #1E1F2E;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--accent-soft: rgba(107, 92, 231, .18)}}._card_gr1dk_46{background:var(--cream);border:.5px solid var(--border-mid);border-radius:var(--radius);overflow:hidden;padding:2.5rem 2.75rem}._cardSplit_gr1dk_55{display:grid;grid-template-columns:1fr auto;gap:2rem;align-items:center;padding:0}._cardSplit_gr1dk_55 ._content_gr1dk_63{padding:2.5rem 2.75rem}@media (max-width: 600px){._cardSplit_gr1dk_55{grid-template-columns:1fr}._cardSplit_gr1dk_55 ._content_gr1dk_63{padding:1.75rem 1.5rem 0}}._eyebrow_gr1dk_78{margin-bottom:1rem}._badge_gr1dk_82{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent)}._badgeDot_gr1dk_96{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}._title_gr1dk_105{font-family:"DM Serif Display",Georgia,serif;font-size:38px;font-weight:400;color:var(--ink);margin:0 0 .75rem;line-height:1.15;letter-spacing:-.01em}@media (max-width: 600px){._title_gr1dk_105{font-size:28px}}._tagline_gr1dk_122{font-size:17px;color:var(--ink-soft);line-height:1.65;margin:0 0 1.5rem;max-width:52ch}._metaRow_gr1dk_131{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:1.75rem}._metaChip_gr1dk_138{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:500;color:var(--ink-muted);background:var(--surface);border:.5px solid var(--border-mid);border-radius:20px;padding:4px 11px}._cta_gr1dk_152{display:inline-flex;align-items:center;gap:8px;font-family:DM Sans,system-ui,sans-serif;font-size:14.5px;font-weight:500;padding:10px 22px;border-radius:var(--radius-sm);border:none;background:var(--accent);color:#fff;cursor:pointer;transition:opacity var(--transition),transform 80ms ease}._cta_gr1dk_152:hover{opacity:.88}._cta_gr1dk_152:active{transform:scale(.97)}._ctaArrow_gr1dk_176{transition:transform var(--transition)}._cta_gr1dk_152:hover ._ctaArrow_gr1dk_176{transform:translate(3px)}._imageWrap_gr1dk_185{align-self:stretch;min-height:220px;max-width:280px;overflow:hidden}._image_gr1dk_185{width:100%;height:100%;object-fit:cover;display:block}@media (max-width: 600px){._imageWrap_gr1dk_185{max-width:100%;min-height:160px}}._root_1af9i_9{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--accent-soft: #EAE7FB;--teal: #0D9E8A;--teal-soft: #E0F5F1;--coral: #E85D3A;--coral-soft: #FAEAE5;--radius: 12px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_1af9i_9{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--accent-soft: rgba(107, 92, 231, .18);--teal-soft: rgba(13, 158, 138, .15);--coral-soft: rgba(232, 93, 58, .15)}}._wrapper_1af9i_47{width:100%;padding:1.25rem 1.5rem 1rem}._header_1af9i_53{display:flex;align-items:center;gap:10px;margin-bottom:1rem;flex-wrap:wrap}._badge_1af9i_61{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}._badgeDot_1af9i_76{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}._title_1af9i_84{font-family:"DM Serif Display",Georgia,serif;font-size:17px;font-weight:400;color:var(--ink)}._timestamps_1af9i_91{margin-left:auto;font-size:12px;font-family:DM Mono,monospace;color:var(--ink-muted);background:var(--surface-alt);border:.5px solid var(--border-mid);border-radius:var(--radius-sm);padding:2px 8px}._videoWrap_1af9i_103{position:relative;width:100%;max-width:65%;margin:0 auto;padding-bottom:36.6%;height:0;border-radius:var(--radius);overflow:hidden;border:.5px solid var(--border-mid);background:#000}._iframe_1af9i_116{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:none}._fullscreenBtn_1af9i_125{position:absolute;bottom:8px;right:8px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:4px;border:none;background:#0000008c;color:#fff;font-size:16px;cursor:pointer;opacity:0;transition:opacity .15s;z-index:2}._videoWrap_1af9i_103:hover ._fullscreenBtn_1af9i_125{opacity:1}._controls_1af9i_147{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:.625rem}._ctrlBtn_1af9i_155{display:inline-flex;align-items:center;gap:4px;font-family:DM Sans,system-ui,sans-serif;font-size:13px;font-weight:500;color:var(--ink-soft);background:var(--surface-alt);border:.5px solid var(--border-mid);border-radius:6px;padding:5px 10px;cursor:pointer;transition:background .12s,color .12s,border-color .12s;line-height:1}._ctrlBtn_1af9i_155:hover{background:var(--border);color:var(--ink)}._ctrlSpeed_1af9i_173{min-width:44px;justify-content:center;font-variant-numeric:tabular-nums}._caption_1af9i_180{margin:.625rem 0 0;font-size:13px;color:var(--ink-muted);text-align:center;font-style:italic;line-height:1.5}._errorCard_1af9i_190{display:flex;align-items:center;gap:.875rem;padding:1.25rem 1.5rem;border-radius:var(--radius);border:.5px solid var(--coral);background:var(--coral-soft)}._errorIcon_1af9i_200{font-size:20px;flex-shrink:0;color:var(--coral)}._errorTitle_1af9i_206{font-size:14px;font-weight:500;color:var(--ink);margin-bottom:2px}._errorSub_1af9i_213{font-size:13px;color:var(--ink-soft)}._footer_1af9i_219{display:flex;justify-content:flex-end;margin-top:.875rem}._watchedBtn_1af9i_225{font-family:DM Sans,system-ui,sans-serif;font-size:13.5px;font-weight:500;padding:7px 18px;border-radius:var(--radius-sm);border:.5px solid var(--border-mid);background:var(--accent);color:#fff;cursor:pointer;transition:opacity var(--transition),transform 80ms ease}._watchedBtn_1af9i_225:hover:not(:disabled){opacity:.88}._watchedBtn_1af9i_225:disabled{opacity:.45;cursor:not-allowed}._watchedBtn_1af9i_225:active{transform:scale(.97)}._watchedMsg_1af9i_251{font-size:13.5px;font-weight:500;color:var(--teal)}._root_6pm0j_10{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--teal: #0D9E8A;--amber: #D4870F;--radius: 12px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_6pm0j_10{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14)}}._wrapper_6pm0j_43{width:100%;padding:1.25rem 1.5rem 1rem}._eyebrow_6pm0j_49{font-size:11px;font-weight:500;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-muted);margin-bottom:.5rem}._title_6pm0j_59{font-family:"DM Serif Display",Georgia,serif;font-size:28px;font-weight:400;color:var(--ink);margin:0 0 1.25rem;line-height:1.25}._imageWrap_6pm0j_69{margin-bottom:1.5rem}._image_6pm0j_69{width:100%;border-radius:var(--radius);border:.5px solid var(--border-mid);display:block}._caption_6pm0j_80{font-size:12.5px;color:var(--ink-muted);margin-top:.5rem;line-height:1.5;font-style:italic}._body_6pm0j_89{font-size:16px;color:var(--ink-soft);line-height:1.8}._body_6pm0j_89 code{font-family:DM Mono,monospace;font-size:13.5px;background:var(--surface-alt);border:.5px solid var(--border);border-radius:4px;padding:1px 5px;color:var(--accent)}._body_6pm0j_89 a{color:var(--teal);text-decoration:underline;text-underline-offset:2px}._body_6pm0j_89 strong{font-weight:500;color:var(--ink)}._root_1v7te_8{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--teal: #0D9E8A;--teal-soft: #E0F5F1;--radius: 10px;font-family:DM Sans,system-ui,sans-serif;color:var(--ink);padding:1rem 1.25rem;background:var(--surface-alt);border:.5px solid var(--border-mid);border-radius:var(--radius)}@media (prefers-color-scheme: dark){._root_1v7te_8{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--teal-soft: rgba(13, 158, 138, .15)}}._title_1v7te_43{font-family:"DM Serif Display",Georgia,serif;font-size:14px;font-weight:400;color:var(--ink);margin-bottom:.75rem;line-height:1.35}._barTrack_1v7te_53{height:5px;background:var(--border-mid);border-radius:99px;overflow:hidden;margin-bottom:.4rem}._barFill_1v7te_61{height:100%;background:var(--teal);border-radius:99px;transition:width .4s ease}._pct_1v7te_68{font-size:11px;color:var(--ink-muted);margin-bottom:1rem}._list_1v7te_75{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}._item_1v7te_84{display:flex;align-items:center;gap:8px;padding:5px 6px;border-radius:6px;font-size:12.5px;color:var(--ink-muted);transition:background .2s ease,color .2s ease}._itemActive_1v7te_95{color:var(--ink-soft);background:var(--surface)}._itemComplete_1v7te_100{color:var(--teal)}._itemLocked_1v7te_104{opacity:.5}._itemIcon_1v7te_108{flex-shrink:0;width:18px;height:18px;border-radius:50%;border:1px solid currentColor;display:flex;align-items:center;justify-content:center;opacity:.7}._itemComplete_1v7te_100 ._itemIcon_1v7te_108{background:var(--teal);border-color:var(--teal);color:#fff;opacity:1}._itemLabel_1v7te_127{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-transform:capitalize}._itemClickable_1v7te_135{cursor:pointer}._itemClickable_1v7te_135:hover{background:var(--teal-soft)}._itemButton_1v7te_143{display:flex;align-items:center;gap:8px;width:100%;background:none;border:none;padding:0;cursor:pointer;color:inherit;font:inherit;text-align:left}._root_e5ia3_9{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--accent-soft: #EAE7FB;--teal: #0D9E8A;--teal-soft: #E0F5F1;--coral: #E85D3A;--coral-soft: #FAEAE5;--amber: #D4870F;--amber-soft: #FDF3E0;--radius: 12px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_e5ia3_9{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--accent-soft: rgba(107, 92, 231, .18);--teal-soft: rgba(13, 158, 138, .15);--coral-soft: rgba(232, 93, 58, .15);--amber-soft: rgba(212, 135, 15, .15)}}._wrapper_e5ia3_50{width:100%;padding:1.25rem 1.5rem 1rem}._header_e5ia3_56{display:flex;align-items:center;gap:10px;margin-bottom:1rem;flex-wrap:wrap}._badge_e5ia3_64{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}._badgeDot_e5ia3_79{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}._lessonTitle_e5ia3_87{font-family:"DM Serif 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var(--border-mid);background:var(--surface);font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center;color:var(--ink-muted)}._optionText_e5ia3_191{flex:1}._optionIcon_e5ia3_195{flex-shrink:0;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center}._optionIconCorrect_e5ia3_205{background:var(--teal);color:#fff}._optionIconWrong_e5ia3_210{background:var(--coral);color:#fff}._explanation_e5ia3_216{margin-top:1rem;padding:.75rem 1rem;border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:13.5px;line-height:1.65;color:var(--ink-soft)}._explanationCorrect_e5ia3_225{background:var(--teal-soft);border-left:3px solid var(--teal)}._explanationWrong_e5ia3_230{background:var(--amber-soft);border-left:3px solid var(--amber)}._explanationLabel_e5ia3_235{font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;margin-bottom:.3rem}._explanationCorrect_e5ia3_225 ._explanationLabel_e5ia3_235{color:var(--teal)}._explanationWrong_e5ia3_230 ._explanationLabel_e5ia3_235{color:var(--amber)}._footer_e5ia3_247{display:flex;justify-content:flex-end;margin-top:.875rem}._btn_e5ia3_253{font-family:DM Sans,system-ui,sans-serif;font-size:13.5px;font-weight:500;padding:7px 18px;border-radius:var(--radius-sm);border:.5px solid var(--border-mid);background:transparent;color:var(--ink);cursor:pointer;transition:background var(--transition),opacity var(--transition),transform 80ms ease}._btn_e5ia3_253:disabled{opacity:.3;cursor:not-allowed}._btnPrimary_e5ia3_271{background:var(--accent);color:#fff;border-color:transparent}._btnPrimary_e5ia3_271:hover:not(:disabled){opacity:.88}._btnPrimary_e5ia3_271:active:not(:disabled){transform:scale(.97)}._retryRow_e5ia3_286{display:flex;align-items:center;gap:8px}._btnRetry_e5ia3_292{background:var(--surface-alt);border-color:var(--border-mid)}._btnRetry_e5ia3_292:hover:not(:disabled){background:var(--surface)}._disclosure_e5ia3_302{margin-top:1rem;border-top:1px solid var(--border);padding-top:.875rem}._disclosureBtn_e5ia3_308{font-family:DM Sans,system-ui,sans-serif;font-size:12.5px;font-weight:500;color:var(--ink-muted);padding:5px 12px;border-radius:var(--radius-sm);border:1px dashed var(--border-mid);background:transparent;cursor:not-allowed;display:inline-flex;align-items:center;gap:6px;transition:all 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Display",Georgia,serif;font-size:24px;color:var(--ink)}._scorePct_e5ia3_377{font-size:12px;color:var(--ink-muted)}._scoreLabel_e5ia3_382{font-size:16px;font-weight:500;color:var(--ink);margin-bottom:3px}._scoreSub_e5ia3_389{font-size:13px;color:var(--ink-muted)}._root_2vjm8_11{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--surface-code: #1C2033;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--accent-soft: #EAE7FB;--teal: #0D9E8A;--teal-soft: #E0F5F1;--amber: #D4870F;--amber-soft: #FDF3E0;--coral: #E85D3A;--coral-soft: #FAEAE5;--highlight-bg: rgba(212, 135, 15, .13);--dim-opacity: .32;--radius: 12px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_2vjm8_11{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--surface-code: #0E0F1A;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--accent-soft: rgba(107, 92, 231, .18);--teal-soft: rgba(13, 158, 138, .15);--amber-soft: rgba(212, 135, 15, .15);--highlight-bg: rgba(212, 135, 15, .18)}}._wrapper_2vjm8_57{width:100%;padding:1.25rem 1.5rem 1rem}._header_2vjm8_63{display:flex;align-items:center;gap:10px;margin-bottom:1rem;flex-wrap:wrap}._badge_2vjm8_71{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}._badgeDot_2vjm8_86{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}._lessonTitle_2vjm8_94{font-family:"DM Serif 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640px){._codePanel_2vjm8_212{grid-template-columns:1fr}}._codeBlock_2vjm8_224{background:var(--surface-code);padding:0;overflow:hidden}._codeBlockHeader_2vjm8_230{display:flex;align-items:center;gap:8px;padding:.6rem 1rem;border-bottom:.5px solid rgba(255,255,255,.08)}._codeBlockDots_2vjm8_238{display:flex;gap:5px}._codeBlockDot_2vjm8_238{width:10px;height:10px;border-radius:50%}._codeBlockFilename_2vjm8_249{font-family:DM Mono,monospace;font-size:12px;color:#fff6;margin-left:4px}._codeLines_2vjm8_256{padding:1rem 0;overflow-x:auto}._codeLine_2vjm8_256{display:block;padding:2px 1.25rem;font-family:DM Mono,monospace;font-size:13px;line-height:1.75;white-space:pre;color:#ffffff73;transition:background var(--transition),color var(--transition),opacity var(--transition);border-left:3px solid transparent}._codeLineActive_2vjm8_273{color:#fffffff2;background:#6b5ce724;border-left-color:var(--accent)}._codeLineDim_2vjm8_279{opacity:var(--dim-opacity)}._codeAnnotation_2vjm8_284{padding:1.5rem;display:flex;flex-direction:column;justify-content:center;min-height:200px}._annotationLine_2vjm8_292{font-size:11px;font-weight:500;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-muted);margin-bottom:.5rem}._annotationTitle_2vjm8_301{font-family:"DM Serif Display",Georgia,serif;font-size:20px;font-weight:400;color:var(--ink);margin:0 0 .65rem;line-height:1.3}._annotationBody_2vjm8_310{font-size:14px;color:var(--ink-soft);line-height:1.72;margin:0}._annotationBody_2vjm8_310 code{font-family:DM Mono,monospace;font-size:12.5px;background:var(--surface-alt);border:.5px solid var(--border);border-radius:4px;padding:1px 5px;color:var(--accent)}._footer_2vjm8_328{display:flex;align-items:center;justify-content:space-between;margin-top:.875rem;gap:12px}._counter_2vjm8_336{font-size:13px;color:var(--ink-muted);font-variant-numeric:tabular-nums}._buttons_2vjm8_342{display:flex;gap:8px}._btn_2vjm8_347{font-family:DM Sans,system-ui,sans-serif;font-size:13.5px;font-weight:500;padding:7px 18px;border-radius:var(--radius-sm);border:.5px solid var(--border-mid);background:transparent;color:var(--ink);cursor:pointer;transition:background var(--transition),opacity var(--transition),transform 80ms ease}._btn_2vjm8_347:hover:not(:disabled){background:var(--surface-alt)}._btn_2vjm8_347:active:not(:disabled){transform:scale(.97)}._btn_2vjm8_347:disabled{opacity:.3;cursor:not-allowed}._btnPrimary_2vjm8_373{background:var(--accent);color:#fff;border-color:transparent}._btnPrimary_2vjm8_373:hover:not(:disabled){background:var(--accent);opacity:.88}._btnComplete_2vjm8_384{background:var(--teal);color:#fff;border-color:transparent}._btnComplete_2vjm8_384:hover:not(:disabled){background:var(--teal);opacity:.88}._completeCard_2vjm8_396{display:flex;align-items:center;gap:12px;padding:1.25rem 1.75rem;background:var(--teal-soft);border-radius:var(--radius);border:.5px solid var(--border)}._completeIcon_2vjm8_406{width:36px;height:36px;border-radius:50%;background:var(--teal);display:flex;align-items:center;justify-content:center;flex-shrink:0}._completeText_2vjm8_417{font-size:15px;font-weight:500;color:var(--ink)}._completeSub_2vjm8_423{font-size:13px;color:var(--ink-muted);margin-top:2px}._root_3kte6_3{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--accent-soft: #EAE7FB;--teal: #0D9E8A;--teal-soft: #E0F5F1;--coral: #E85D3A;--coral-soft: #FAEAE5;--amber: #D4870F;--amber-soft: #FDF3E0;--radius: 12px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_3kte6_3{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--accent-soft: rgba(107, 92, 231, .18);--teal-soft: rgba(13, 158, 138, .15);--coral-soft: rgba(232, 93, 58, .15);--amber-soft: rgba(212, 135, 15, .15)}}._wrapper_3kte6_43{width:100%;padding:1.25rem 1.5rem 1rem}._header_3kte6_48{display:flex;align-items:center;gap:10px;margin-bottom:1rem;flex-wrap:wrap}._badge_3kte6_56{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}._badgeDot_3kte6_71{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}._lessonTitle_3kte6_79{font-family:"DM Serif 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scale(1.06)}._hotspotVisited_3kte6_138{border-color:var(--teal);color:var(--teal)}._hotspotVisited_3kte6_138:hover{background:var(--teal-soft)}._hotspotActive_3kte6_147{background:var(--accent-soft);box-shadow:0 0 0 3px #6b5ce740,0 2px 8px #0000001f}._hotspotPin_3kte6_152{width:20px;height:20px;border-radius:50%;background:currentColor;display:flex;align-items:center;justify-content:center;flex-shrink:0}._hotspotPin_3kte6_152 svg{color:var(--surface)}._hotspotLabel_3kte6_167{max-width:120px;overflow:hidden;text-overflow:ellipsis}._tooltip_3kte6_173{position:absolute;z-index:10;background:var(--surface);border:.5px solid var(--border-mid);border-radius:var(--radius-sm);padding:10px 32px 10px 12px;min-width:160px;max-width:240px;box-shadow:0 4px 16px #00000024;animation:_tooltipIn_3kte6_1 .14s ease forwards}@keyframes 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ease}._growthFillNeg_1t3lt_269{background:var(--coral);height:100%;transition:width .3s ease}._growthLabels_1t3lt_275{display:flex;justify-content:space-between;margin-top:3px}._growthLabelBase_1t3lt_281{font-size:10px;color:var(--accent);font-weight:500}._growthLabelGrowth_1t3lt_287{font-size:10px;color:var(--teal);font-weight:500}._growthLabelNeg_1t3lt_293{font-size:10px;color:var(--coral);font-weight:500}._root_179rn_3{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--accent-soft: #EAE7FB;--radius: 12px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_179rn_3{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--accent-soft: rgba(107, 92, 231, .18)}}._wrapper_179rn_34{width:100%;padding:1.25rem 1.5rem 1rem}._header_179rn_39{display:flex;align-items:center;gap:10px;margin-bottom:1rem;flex-wrap:wrap}._badge_179rn_47{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}._badgeDot_179rn_62{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}._lessonTitle_179rn_70{font-family:"DM Serif Display",Georgia,serif;font-size:17px;font-weight:400;color:var(--ink)}._counter_179rn_77{margin-left:auto;font-size:13px;color:var(--ink-muted)}._tagSelector_179rn_83{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:.75rem}._tagLabel_179rn_91{font-size:12px;font-weight:500;color:var(--ink-muted)}._tagBtn_179rn_97{font-family:DM Sans,system-ui,sans-serif;font-size:12px;font-weight:500;padding:4px 12px;border-radius:20px;border:1.5px solid var(--tag-color, #6B5CE7);background:transparent;color:var(--tag-color, #6B5CE7);cursor:pointer;transition:all var(--transition);opacity:.6}._tagBtn_179rn_97:hover{opacity:.9}._tagBtnActive_179rn_113{background:var(--tag-color, #6B5CE7);color:#fff;opacity:1}._hint_179rn_119{font-size:12.5px;color:var(--ink-muted);margin-bottom:.75rem;font-style:italic}._document_179rn_126{background:var(--surface);border:.5px solid var(--border-mid);border-radius:var(--radius);padding:1.5rem 1.75rem;font-size:15px;line-height:1.75;color:var(--ink-soft);-webkit-user-select:text;user-select:text;cursor:text;white-space:pre-wrap;word-break:break-word}._highlight_179rn_140{background:color-mix(in srgb,var(--highlight-color) 18%,transparent);border-bottom:2px solid var(--highlight-color);border-radius:2px;padding:1px 2px;position:relative;color:var(--ink);cursor:default}._highlightTag_179rn_150{display:none;position:absolute;bottom:calc(100% + 4px);left:50%;transform:translate(-50%);font-size:10px;font-weight:500;padding:2px 6px;border-radius:4px;background:var(--highlight-color);color:#fff;white-space:nowrap;pointer-events:none;z-index:5}._highlight_179rn_140:hover ._highlightTag_179rn_150{display:block}._annotationList_179rn_171{margin-top:1rem;border:.5px solid var(--border-mid);border-radius:var(--radius-sm);overflow:hidden}._annotationListTitle_179rn_178{font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-muted);padding:7px 12px;background:var(--surface-alt);border-bottom:.5px solid var(--border-mid)}._annotationItem_179rn_189{display:flex;align-items:center;gap:8px;padding:8px 12px;border-bottom:.5px solid var(--border);font-size:12.5px}._annotationItem_179rn_189:last-child{border-bottom:none}._annotationDot_179rn_200{flex-shrink:0;width:8px;height:8px;border-radius:50%}._annotationTagLabel_179rn_207{flex-shrink:0;font-weight:500;font-size:11.5px;min-width:70px}._annotationText_179rn_214{flex:1;color:var(--ink-soft);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-style:italic}._removeAnnotation_179rn_223{flex-shrink:0;width:20px;height:20px;border:none;background:none;color:var(--ink-muted);font-size:15px;cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:4px;padding:0;transition:all var(--transition)}._removeAnnotation_179rn_223:hover{background:var(--surface-alt);color:var(--ink)}._root_1bscs_3{--ink: #0F1117;--ink-soft: #4A4D5E;--ink-muted: #8A8FA8;--surface: #FFFFFF;--surface-alt: #F7F6F3;--border: rgba(15, 17, 23, .1);--border-mid: rgba(15, 17, 23, .18);--accent: #6B5CE7;--accent-soft: #EAE7FB;--teal: #0D9E8A;--coral: #E85D3A;--radius: 12px;--radius-sm: 6px;--transition: .18s ease;font-family:DM Sans,system-ui,sans-serif;color:var(--ink)}@media (prefers-color-scheme: dark){._root_1bscs_3{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--accent-soft: rgba(107, 92, 231, .18)}}._wrapper_1bscs_36{width:100%;padding:1.25rem 1.5rem 1rem}._header_1bscs_41{display:flex;align-items:center;gap:10px;margin-bottom:.875rem;flex-wrap:wrap}._badge_1bscs_49{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent);white-space:nowrap}._badgeDot_1bscs_64{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}._lessonTitle_1bscs_72{font-family:"DM Serif 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17, 23, .18);--accent: #6B5CE7;--teal: #0D9E8A;--teal-soft: #E0F5F1;--radius: 12px;--radius-sm: 6px;font-family:DM Sans,system-ui,sans-serif;color:var(--ink);display:flex;flex-direction:column;min-height:100vh}@media (prefers-color-scheme: dark){._root_1dek6_8{--ink: #EDEEF5;--ink-soft: #B0B3C8;--ink-muted: #6B6E85;--surface: #1A1C28;--surface-alt: #141520;--border: rgba(255, 255, 255, .08);--border-mid: rgba(255, 255, 255, .14);--teal-soft: rgba(13, 158, 138, .15)}}._topBar_1dek6_43{padding:1rem 2rem 0;flex-shrink:0}._topBarInner_1dek6_48{display:flex;align-items:center;justify-content:space-between;margin-bottom:.5rem}._topBarTitle_1dek6_55{font-size:13px;font-weight:500;color:var(--ink-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._topBarCounter_1dek6_64{font-size:12px;color:var(--ink-muted);font-variant-numeric:tabular-nums;flex-shrink:0;margin-left:1rem}._topBarTrack_1dek6_72{height:3px;background:var(--border-mid);border-radius:99px;overflow:hidden}._topBarFill_1dek6_79{height:100%;background:var(--teal);border-radius:99px;transition:width .4s ease}._slide_1dek6_87{flex:1;display:grid;grid-template-columns:1fr 200px;gap:2rem;padding:2rem;align-items:start}@media (max-width: 720px){._slide_1dek6_87{grid-template-columns:1fr;padding:1.5rem 1rem 2rem}._sidebar_1dek6_101{display:none}}._slideContent_1dek6_104{min-width:0}._sidebar_1dek6_101{position:sticky;top:1.5rem}._footer_1dek6_115{display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-top:.875rem}._continueBtn_1dek6_123{font-family:DM Sans,system-ui,sans-serif;font-size:14px;font-weight:500;padding:9px 22px;border-radius:var(--radius-sm);border:.5px solid var(--border-mid);background:var(--surface-alt);color:var(--ink-muted);cursor:not-allowed;transition:background .2s ease,color .2s ease,opacity .2s ease,transform 80ms ease}._continueBtnReady_1dek6_136{background:var(--teal);color:#fff;border-color:transparent;cursor:pointer}._continueBtnReady_1dek6_136:hover{opacity:.88}._continueBtnReady_1dek6_136:active{transform:scale(.97)}._continueHint_1dek6_151{font-size:12.5px;color:var(--ink-muted)}._adminSkipBtn_1dek6_156{font-size:12px;padding:4px 10px;border:1px dashed var(--border-mid);border-radius:6px;background:transparent;color:var(--ink-muted);cursor:pointer;opacity:.7}._unknownBlock_1dek6_168{padding:1rem;border:.5px dashed var(--border-mid);border-radius:var(--radius);font-size:13px;font-family:monospace;color:var(--ink-muted)}._completeScreen_1dek6_178{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:4rem 2rem;gap:1rem}._completeIcon_1dek6_188{width:64px;height:64px;border-radius:50%;background:var(--teal);color:#fff;font-size:28px;display:flex;align-items:center;justify-content:center}._completeTitle_1dek6_200{font-family:"DM Serif Display",Georgia,serif;font-size:32px;font-weight:400;color:var(--ink);margin:0}._completeSub_1dek6_208{font-size:15px;color:var(--ink-muted);margin:0}