@import"https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700&family=Inter:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,700;1,400&display=swap";._nav_hfq5u_1{position:sticky;top:0;z-index:100;background:#0d0d1af2;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);height:var(--nav-height)}._inner_hfq5u_11{max-width:1200px;margin:0 auto;padding:0 16px;height:100%;display:flex;align-items:center;gap:32px}._logo_hfq5u_21{font-family:Cinzel,serif;font-size:1.3rem;font-weight:700;color:var(--ivory);display:flex;align-items:center;gap:6px;white-space:nowrap;flex-shrink:0}._logo_hfq5u_21 span{color:var(--gold)}._links_hfq5u_34{display:flex;align-items:center;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}._links_hfq5u_34::-webkit-scrollbar{display:none}._link_hfq5u_34{color:var(--text-secondary);font-size:.85rem;font-weight:500;padding:6px 10px;border-radius:var(--radius-sm);transition:color .15s,background .15s;white-space:nowrap}._link_hfq5u_34:hover{color:var(--text-primary);background:#ffffff0d}._active_hfq5u_54{color:var(--gold)!important}._adminLink_hfq5u_56{color:var(--accent-blue)!important}._right_hfq5u_58{display:flex;align-items:center;gap:12px;flex-shrink:0;margin-left:auto}._userMenu_hfq5u_66{position:relative}._userMenu_hfq5u_66:hover ._dropdown_hfq5u_69{opacity:1;pointer-events:all;transform:translateY(0)}._avatar_hfq5u_71{width:34px;height:34px;border-radius:50%;border:2px solid var(--gold-dim);cursor:pointer}._dropdown_hfq5u_69{position:absolute;top:calc(100% + 8px);right:0;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:8px;min-width:180px;opacity:0;pointer-events:none;transform:translateY(-8px);transition:opacity .2s,transform .2s;box-shadow:var(--shadow-card)}._userName_hfq5u_95{display:block;padding:8px 12px 12px;font-size:.85rem;font-weight:600;color:var(--text-primary);border-bottom:1px solid var(--border);margin-bottom:4px}._dropItem_hfq5u_105{display:block;width:100%;text-align:left;padding:8px 12px;font-size:.85rem;color:var(--text-secondary);border-radius:var(--radius-sm);transition:background .15s,color .15s}._dropItem_hfq5u_105:hover{background:#ffffff0d;color:var(--text-primary)}._hamburger_hfq5u_118{display:none;flex-direction:column;gap:5px;padding:4px}._bar_hfq5u_124,._barOpen_hfq5u_124,._barOpen2_hfq5u_124,._barOpen3_hfq5u_124{display:block;width:22px;height:2px;background:var(--ivory);border-radius:2px;transition:transform .2s,opacity .2s}._barOpen_hfq5u_124{transform:translateY(7px) rotate(45deg)}._barOpen2_hfq5u_124{opacity:0}._barOpen3_hfq5u_124{transform:translateY(-7px) rotate(-45deg)}._mobileMenu_hfq5u_137{background:var(--bg-card);border-top:1px solid var(--border);padding:12px 16px 20px;display:flex;flex-direction:column;gap:4px}._mobileLink_hfq5u_146{display:block;width:100%;text-align:left;padding:12px 16px;color:var(--text-secondary);font-size:.95rem;font-weight:500;border-radius:var(--radius-sm);transition:background .15s,color .15s}._mobileLink_hfq5u_146:hover{background:#ffffff0d;color:var(--text-primary)}@media (max-width: 900px){._links_hfq5u_34{display:none}._hamburger_hfq5u_118{display:flex}}._footer_oowgu_1{background:var(--bg-card);border-top:1px solid var(--border);padding:48px 0 32px;margin-top:auto}._grid_oowgu_8{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}._logo_oowgu_14{font-family:Cinzel,serif;font-size:1.2rem;font-weight:700;color:var(--gold);margin-bottom:8px}._tagline_oowgu_22{color:var(--text-secondary);font-size:.9rem;margin-bottom:16px;font-style:italic}._copy_oowgu_29{color:var(--text-muted);font-size:.8rem}._heading_oowgu_34{font-family:Cinzel,serif;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-dim);margin-bottom:16px}._link_oowgu_43{display:block;color:var(--text-secondary);font-size:.875rem;margin-bottom:10px;transition:color .15s}._link_oowgu_43:hover{color:var(--gold)}@media (max-width: 768px){._grid_oowgu_8{grid-template-columns:1fr 1fr;gap:24px}}@media (max-width: 480px){._grid_oowgu_8{grid-template-columns:1fr}}._home_128tl_1{min-height:100vh}._hero_128tl_4{min-height:90vh;min-height:90dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:60px 16px;position:relative;overflow:hidden}._hero_128tl_4:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 50% 0%,rgba(201,168,76,.08) 0%,transparent 65%);pointer-events:none}._heroBoard_128tl_24{display:flex;gap:4px;margin-bottom:32px;opacity:.3;font-size:1.5rem}._eyebrow_128tl_32{font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);margin-bottom:16px;font-weight:500}._heroTitle_128tl_41{font-size:clamp(2.4rem,7vw,5rem);font-weight:700;line-height:1.1;margin-bottom:20px;max-width:800px}._heroSub_128tl_49{font-size:clamp(1rem,2.5vw,1.2rem);color:var(--text-secondary);max-width:620px;margin-bottom:36px;line-height:1.7}._heroCta_128tl_57{display:flex;gap:16px;flex-wrap:wrap;justify-content:center}._heroContent_128tl_64{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center}._statsBar_128tl_67{background:var(--bg-card);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:28px 0}._statsGrid_128tl_74{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;text-align:center}._stat_128tl_67{padding:8px}._statValue_128tl_82{display:block;font-family:Cinzel,serif;font-size:clamp(1.6rem,4vw,2.4rem);font-weight:700;color:var(--gold);line-height:1;margin-bottom:4px}._statLabel_128tl_91{font-size:.8rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.08em}._section_128tl_99{padding:80px 0}._featuresSection_128tl_100{background:var(--bg-card)}._levelGrid_128tl_103{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}._levelCard_128tl_109{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px 24px;display:flex;flex-direction:column;align-items:flex-start;gap:12px;transition:border-color .2s,transform .2s,box-shadow .2s;cursor:pointer}._levelCard_128tl_109:hover{border-color:var(--gold);transform:translateY(-4px);box-shadow:var(--shadow-gold)}._levelIcon_128tl_127{font-size:2rem}._levelDesc_128tl_128{color:var(--text-secondary);font-size:.9rem;line-height:1.6;flex:1}._levelArrow_128tl_129{color:var(--gold);font-weight:600;font-size:.9rem;margin-top:4px}._featureCard_128tl_132{display:flex;flex-direction:column;gap:10px;cursor:pointer}._featureIcon_128tl_138{font-size:1.8rem}._featureTitle_128tl_139{font-family:Playfair Display,serif;font-size:1rem;font-weight:700;color:var(--text-primary)}._featureDesc_128tl_145{font-size:.85rem;color:var(--text-secondary);line-height:1.6}._coachCard_128tl_148{display:grid;grid-template-columns:auto 1fr;gap:48px;align-items:center;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:48px}._coachLeft_128tl_159{text-align:center}._coachRight_128tl_160{display:flex;flex-direction:column}._coachAvatar_128tl_162{width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg,var(--gold-dim),var(--gold));display:flex;align-items:center;justify-content:center;font-size:3rem;margin:0 auto;border:3px solid var(--gold)}._coachName_128tl_175{font-family:Cinzel,serif;font-size:1.8rem;color:var(--text-primary);margin:8px 0 4px}._coachBio_128tl_181{color:var(--gold);font-size:.85rem;margin-bottom:16px}._coachText_128tl_182{color:var(--text-secondary);font-style:italic;line-height:1.8;font-size:1rem;border-left:3px solid var(--gold);padding-left:16px}._ctaSection_128tl_192{padding:80px 0}._ctaBox_128tl_193{background:linear-gradient(135deg,var(--bg-surface),var(--bg-card));border:1px solid var(--border-hover);border-radius:var(--radius-lg);padding:60px 40px;text-align:center}._ctaBox_128tl_193 h2{font-family:Cinzel,serif;font-size:clamp(1.4rem,3vw,2rem);margin-bottom:12px}._ctaBox_128tl_193 p{color:var(--text-secondary);margin-bottom:28px;font-size:1rem}@media (max-width: 900px){._statsGrid_128tl_74{grid-template-columns:repeat(2,1fr)}._levelGrid_128tl_103{grid-template-columns:1fr 1fr}._coachCard_128tl_148{grid-template-columns:1fr;gap:24px;padding:28px}._coachLeft_128tl_159{display:none}}@media (max-width: 600px){._levelGrid_128tl_103{grid-template-columns:1fr}._section_128tl_99{padding:48px 0}._ctaBox_128tl_193{padding:36px 20px}._heroCta_128tl_57{flex-direction:column;align-items:center}}._announcementBar_128tl_221{background:#c9a84c1a;border-bottom:1px solid var(--border-hover);padding:10px 0}._announcement_128tl_221{font-size:.88rem;color:var(--text-secondary);padding:4px 0;line-height:1.5}._announcement_128tl_221 strong{color:var(--text-primary)}._announceBadge_128tl_233{display:inline-block;background:var(--gold);color:var(--bg-deep);font-size:.72rem;font-weight:700;padding:2px 8px;border-radius:10px;margin-right:8px}._wrapper_19l7r_1{display:flex;flex-direction:column;align-items:center;gap:10px;width:100%}._label_19l7r_9{font-size:.82rem;color:var(--gold);font-weight:600;text-align:center;font-style:italic}._small_19l7r_18 ._board_19l7r_18{width:240px;height:240px}._medium_19l7r_19 ._board_19l7r_18{width:360px;height:360px}._large_19l7r_20 ._board_19l7r_18{width:480px;height:480px}._small_19l7r_18 ._square_19l7r_21{width:30px;height:30px}._medium_19l7r_19 ._square_19l7r_21{width:45px;height:45px}._large_19l7r_20 ._square_19l7r_21{width:60px;height:60px}._small_19l7r_18 ._piece_19l7r_24{font-size:1.3rem}._medium_19l7r_19 ._piece_19l7r_24{font-size:2rem}._large_19l7r_20 ._piece_19l7r_24{font-size:2.6rem}._boardWrap_19l7r_28{display:flex;flex-direction:column;align-items:center}._board_19l7r_18{display:grid;grid-template-columns:repeat(8,1fr);border:2px solid var(--gold-dim);border-radius:4px;overflow:hidden;box-shadow:0 4px 20px #00000080}._square_19l7r_21{display:flex;align-items:center;justify-content:center;position:relative;transition:background .1s}._light_19l7r_51{background:#f0d9b5}._dark_19l7r_52{background:#b58863}._selected_19l7r_54{background:#7fc97f!important}._lastMove_19l7r_55{background:#ff06!important}._highlighted_19l7r_56{background:#ff646480!important}._clickable_19l7r_57{cursor:pointer}._clickable_19l7r_57:hover{filter:brightness(1.1)}._piece_19l7r_24{-webkit-user-select:none;user-select:none;line-height:1;display:flex;align-items:center;justify-content:center;width:100%;height:100%;text-shadow:0 1px 2px rgba(0,0,0,.3)}._whitePiece_19l7r_70{filter:drop-shadow(0 1px 1px rgba(0,0,0,.4))}._blackPiece_19l7r_71{filter:drop-shadow(0 1px 1px rgba(255,255,255,.1))}._legalDot_19l7r_73{position:absolute;width:30%;height:30%;background:#00000040;border-radius:50%;pointer-events:none;z-index:2}._legalCapture_19l7r_82{position:absolute;top:0;right:0;bottom:0;left:0;border:3px solid rgba(0,0,0,.25);border-radius:50%;pointer-events:none;z-index:2}._rankLabels_19l7r_92{display:flex;flex-direction:column;justify-content:space-around;margin-right:4px;height:100%}._fileLabels_19l7r_99{display:flex;justify-content:space-around;width:100%;margin-top:4px}._rankLabels_19l7r_92 span,._fileLabels_19l7r_99 span{font-size:.65rem;color:var(--text-muted);font-family:monospace;width:12px;text-align:center}._controls_19l7r_114{display:flex;gap:6px;align-items:center;flex-wrap:wrap;justify-content:center}._btn_19l7r_121{background:var(--bg-surface);border:1px solid var(--border);color:var(--text-primary);padding:6px 12px;border-radius:var(--radius-sm);font-size:.85rem;cursor:pointer;transition:background .15s,border-color .15s}._btn_19l7r_121:hover:not(:disabled){background:var(--bg-hover);border-color:var(--gold)}._btn_19l7r_121:disabled{opacity:.35;cursor:not-allowed}._resetBtn_19l7r_133{color:var(--gold)}._notation_19l7r_136{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;display:flex;flex-wrap:wrap;gap:4px 8px;font-size:.82rem;width:100%;max-width:100%}._move_19l7r_148{cursor:pointer;padding:2px 5px;border-radius:3px;color:var(--text-secondary);transition:background .1s,color .1s;display:inline-flex;align-items:center;gap:2px}._move_19l7r_148:hover{background:#ffffff14;color:var(--text-primary)}._currentMove_19l7r_159{background:#c9a84c33;color:var(--gold)!important;font-weight:600}._moveNum_19l7r_160{color:var(--text-muted);font-size:.75rem}._turnIndicator_19l7r_163{font-size:.82rem;color:var(--text-secondary);text-align:center}@media (max-width: 480px){._large_19l7r_20 ._board_19l7r_18{width:320px;height:320px}._large_19l7r_20 ._square_19l7r_21{width:40px;height:40px}._large_19l7r_20 ._piece_19l7r_24{font-size:1.8rem}._medium_19l7r_19 ._board_19l7r_18{width:280px;height:280px}._medium_19l7r_19 ._square_19l7r_21{width:35px;height:35px}._medium_19l7r_19 ._piece_19l7r_24{font-size:1.6rem}}._tabs_um3oc_1{display:flex;gap:8px;margin-bottom:24px;flex-wrap:wrap}._tab_um3oc_1{padding:10px 24px;border-radius:var(--radius-sm);border:1px solid var(--border);color:var(--text-secondary);font-size:.9rem;font-weight:500;transition:all .15s;background:transparent}._tab_um3oc_1:hover{border-color:var(--border-hover);color:var(--text-primary)}._active_um3oc_19{background:var(--gold);color:var(--bg-deep)!important;border-color:var(--gold)!important;font-weight:600}._levelDesc_um3oc_21{display:flex;align-items:center;gap:12px;margin-bottom:32px;padding:16px 20px;background:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border)}._levelDesc_um3oc_21 p{color:var(--text-secondary);font-size:.9rem}._modules_um3oc_33{display:flex;flex-direction:column;gap:12px}._module_um3oc_33{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;transition:border-color .2s}._module_um3oc_33:hover{border-color:var(--border-hover)}._moduleHeader_um3oc_44{width:100%;display:flex;align-items:center;justify-content:space-between;padding:20px 24px;text-align:left;transition:background .15s}._moduleHeader_um3oc_44:hover{background:#ffffff08}._moduleLeft_um3oc_55{display:flex;flex-direction:column;gap:4px}._moduleTitle_um3oc_56{font-family:Playfair Display,serif;font-size:1.05rem;font-weight:700;color:var(--text-primary)}._moduleCount_um3oc_57{font-size:.78rem;color:var(--text-muted)}._moduleRight_um3oc_59{display:flex;align-items:center;gap:16px}._progress_um3oc_60{font-size:.8rem;color:var(--gold);font-weight:600}._chevron_um3oc_61{color:var(--text-muted);font-size:.75rem}._progressBar_um3oc_63{height:2px;background:var(--bg-surface)}._progressFill_um3oc_64{height:100%;background:var(--gold);transition:width .4s ease}._topics_um3oc_66{padding:0 8px 12px;display:flex;flex-direction:column;gap:4px}._topic_um3oc_66{border-radius:var(--radius-sm);overflow:hidden;border:1px solid transparent;transition:border-color .15s}._topic_um3oc_66:hover{border-color:var(--border)}._done_um3oc_75{background:#4caf840d;border-color:#4caf8433!important}._topicHeader_um3oc_77{width:100%;display:flex;align-items:center;gap:12px;padding:12px 16px;text-align:left}._topicCheck_um3oc_86{font-size:.85rem;color:var(--text-muted);width:16px;flex-shrink:0}._done_um3oc_75 ._topicCheck_um3oc_86{color:var(--accent-green)}._topicTitle_um3oc_94{flex:1;font-size:.92rem;color:var(--text-primary);font-weight:500}._topicChevron_um3oc_95{font-size:.65rem;color:var(--text-muted)}._topicContent_um3oc_97{padding:0 16px 16px 44px;color:var(--text-secondary);font-size:.9rem;line-height:1.8}._doneLabel_um3oc_104{margin-top:12px;color:var(--accent-green);font-size:.85rem;font-weight:600}._signInPrompt_um3oc_106{margin-top:32px;text-align:center;padding:20px;background:var(--bg-card);border-radius:var(--radius-md);border:1px dashed var(--border);color:var(--text-secondary);font-size:.9rem}@media (max-width: 600px){._moduleHeader_um3oc_44{padding:16px}._topicContent_um3oc_97{padding:0 12px 12px 32px}}._topicText_um3oc_122{color:var(--text-secondary);font-size:.9rem;line-height:1.8;margin-bottom:20px}._boardArea_um3oc_123{display:flex;justify-content:center;padding:16px 0;background:var(--bg-surface);border-radius:var(--radius-md);margin:8px 0}._filters_lxdue_1{display:flex;gap:8px;margin-bottom:32px;flex-wrap:wrap}._filter_lxdue_1{padding:8px 20px;border-radius:20px;border:1px solid var(--border);color:var(--text-secondary);font-size:.85rem;transition:all .15s;background:transparent}._filter_lxdue_1:hover{border-color:var(--border-hover);color:var(--text-primary)}._active_lxdue_4{background:var(--gold);color:var(--bg-deep)!important;border-color:var(--gold)!important;font-weight:600}._layout_lxdue_6{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:start}._patternList_lxdue_8{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;position:sticky;top:80px}._patternBtn_lxdue_9{width:100%;display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border);transition:background .15s;text-align:left}._patternBtn_lxdue_9:last-child{border-bottom:none}._patternBtn_lxdue_9:hover{background:#ffffff0a}._activePattern_lxdue_12{background:#c9a84c1a!important;border-left:3px solid var(--gold)}._patternIcon_lxdue_13{font-size:1.2rem;flex-shrink:0}._patternName_lxdue_14{font-size:.88rem;font-weight:600;color:var(--text-primary);display:block}._patternDetail_lxdue_16{display:flex;flex-direction:column;gap:20px}._patternHeader_lxdue_17{display:flex;align-items:center;gap:16px}._patternBigIcon_lxdue_18{font-size:2.5rem}._patternTitle_lxdue_19{font-family:Cinzel,serif;font-size:1.4rem;margin-bottom:4px}._patternDesc_lxdue_20{color:var(--text-secondary);font-size:.95rem;line-height:1.7}._explanationBox_lxdue_22{background:#c9a84c12;border-left:4px solid var(--gold);padding:14px 18px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:.88rem;color:var(--text-secondary);line-height:1.7}._explanationBox_lxdue_22 strong{color:var(--gold);display:block;margin-bottom:4px}._practiceTitle_lxdue_25{font-family:Playfair Display,serif;font-size:1.1rem;font-weight:700;color:var(--gold)}._positionTabs_lxdue_26{display:flex;gap:8px}._posTab_lxdue_27{padding:8px 20px;border-radius:var(--radius-sm);border:1px solid var(--border);color:var(--text-secondary);font-size:.85rem;transition:all .15s;background:transparent}._posTab_lxdue_27:hover{border-color:var(--border-hover);color:var(--text-primary)}._activePosTab_lxdue_29{background:var(--bg-surface);border-color:var(--gold);color:var(--gold);font-weight:600}._positionCard_lxdue_31{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:24px}._posLabel_lxdue_32{font-family:Playfair Display,serif;font-size:1rem;font-weight:700;margin-bottom:20px;color:var(--text-primary)}._boardAndInfo_lxdue_34{display:grid;grid-template-columns:1fr 300px;gap:24px;align-items:start}._boardSide_lxdue_35{display:flex;justify-content:center}._infoSide_lxdue_36{display:flex;flex-direction:column;gap:16px}._hintBox_lxdue_38{background:var(--bg-surface);border-radius:var(--radius-sm);padding:14px 16px}._hintBox_lxdue_38 strong{color:var(--accent-blue);display:block;margin-bottom:6px;font-size:.85rem}._hintBox_lxdue_38 p{color:var(--text-secondary);font-size:.88rem;line-height:1.6}._solutionBox_lxdue_42{background:var(--bg-surface);border-radius:var(--radius-sm);overflow:hidden}._solutionBox_lxdue_42 summary{padding:14px 16px;color:var(--gold);font-weight:600;font-size:.88rem;cursor:pointer}._solutionContent_lxdue_44{padding:0 16px 16px}._solutionMoves_lxdue_45{font-family:monospace;font-size:1rem;color:var(--gold);font-weight:700;margin-bottom:8px}._solutionContent_lxdue_44 p{color:var(--text-secondary);font-size:.85rem;line-height:1.6}@media (max-width: 900px){._layout_lxdue_6{grid-template-columns:1fr}._patternList_lxdue_8{position:static;display:flex;overflow-x:auto;border-radius:var(--radius-sm)}._patternBtn_lxdue_9{min-width:130px;flex-shrink:0;border-bottom:none;border-right:1px solid var(--border)}._boardAndInfo_lxdue_34{grid-template-columns:1fr}}._teachNote_12nyy_1{display:flex;gap:16px;align-items:flex-start;background:#c9a84c12;border:1px solid var(--border-hover);border-radius:var(--radius-md);padding:20px 24px;margin-bottom:48px}._teachIcon_12nyy_2{font-size:1.8rem;flex-shrink:0}._teachNote_12nyy_1 strong{color:var(--gold);display:block;margin-bottom:6px}._teachNote_12nyy_1 p{color:var(--text-secondary);font-size:.88rem;line-height:1.7}._section_12nyy_6{margin-bottom:60px}._principleGrid_12nyy_8{display:flex;flex-direction:column;gap:8px}._principleCard_12nyy_9{cursor:pointer}._open_12nyy_10{border-color:var(--gold)!important}._principleTop_12nyy_11{display:flex;align-items:center;gap:16px}._num_12nyy_12{font-family:Cinzel,serif;font-size:.75rem;color:var(--gold);font-weight:700;width:24px;flex-shrink:0}._pTitle_12nyy_13{flex:1;font-weight:600;font-size:.95rem}._arrow_12nyy_14{color:var(--text-muted);font-size:.7rem}._principleContent_12nyy_15{margin-top:16px;padding-top:16px;border-top:1px solid var(--border)}._principleContent_12nyy_15 p{color:var(--text-secondary);font-size:.9rem;line-height:1.8;margin-bottom:20px}._boardCenter_12nyy_18{display:flex;justify-content:center;padding:16px;background:var(--bg-surface);border-radius:var(--radius-md)}._openingLayout_12nyy_20{display:grid;grid-template-columns:200px 1fr;gap:24px;align-items:start}._openingList_12nyy_21{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;position:sticky;top:80px}._openingBtn_12nyy_22{width:100%;text-align:left;padding:14px 16px;font-size:.88rem;color:var(--text-secondary);border-bottom:1px solid var(--border);transition:all .15s}._openingBtn_12nyy_22:last-child{border-bottom:none}._openingBtn_12nyy_22:hover{background:#ffffff0a;color:var(--text-primary)}._activeOpening_12nyy_25{background:#c9a84c1a!important;color:var(--gold)!important;font-weight:600;border-left:3px solid var(--gold)}._openingDetail_12nyy_27{display:flex;flex-direction:column;gap:16px}._openingName_12nyy_28{font-family:Cinzel,serif;font-size:1.3rem;color:var(--gold)}._openingDesc_12nyy_29{color:var(--text-secondary);font-size:.9rem;line-height:1.8}._openingTip_12nyy_30{background:#5b8dee14;border-left:3px solid var(--accent-blue);padding:12px 16px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:.85rem;color:var(--text-secondary);line-height:1.6}._openingTip_12nyy_30 strong{color:var(--accent-blue)}@media (max-width: 768px){._openingLayout_12nyy_20{grid-template-columns:1fr}._openingList_12nyy_21{position:static;display:flex;overflow-x:auto}._openingBtn_12nyy_22{min-width:140px;flex-shrink:0;border-bottom:none;border-right:1px solid var(--border)}}._banner_1wijh_1{display:flex;gap:20px;align-items:flex-start;background:#c9a84c14;border:1px solid var(--border-hover);border-radius:var(--radius-md);padding:24px;margin-bottom:40px}._bannerIcon_1wijh_2{font-size:2rem;flex-shrink:0}._banner_1wijh_1 strong{display:block;color:var(--gold);font-size:1rem;margin-bottom:6px}._banner_1wijh_1 p{color:var(--text-secondary);font-size:.9rem;line-height:1.7;font-style:italic}._layout_1wijh_6{display:grid;grid-template-columns:240px 1fr;gap:24px;align-items:start}._topicList_1wijh_8{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;position:sticky;top:80px}._topicBtn_1wijh_9{width:100%;display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--border);text-align:left;transition:background .15s}._topicBtn_1wijh_9:last-child{border-bottom:none}._topicBtn_1wijh_9:hover{background:#ffffff0a}._active_1wijh_12{background:#c9a84c1a!important;border-left:3px solid var(--gold)}._topicNum_1wijh_13{font-family:Cinzel,serif;font-size:.7rem;color:var(--gold-dim);font-weight:700;flex-shrink:0}._topicName_1wijh_14{font-size:.85rem;color:var(--text-secondary);font-weight:500}._active_1wijh_12 ._topicName_1wijh_14{color:var(--gold)}._detail_1wijh_17{display:flex;flex-direction:column;gap:20px}._topicTitle_1wijh_18{font-family:Cinzel,serif;font-size:1.4rem;color:var(--text-primary)}._topicContent_1wijh_19{color:var(--text-secondary);font-size:.92rem;line-height:1.8}._boardArea_1wijh_21{display:flex;justify-content:center;padding:24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md)}._practiseTip_1wijh_23{background:#4caf8412;border-left:3px solid var(--accent-green);padding:14px 18px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:.85rem;color:var(--text-secondary);line-height:1.6}._practiseTip_1wijh_23 strong{color:var(--accent-green);display:block;margin-bottom:4px}@media (max-width: 900px){._layout_1wijh_6{grid-template-columns:1fr}._topicList_1wijh_8{position:static;display:flex;overflow-x:auto;border-radius:var(--radius-sm)}._topicBtn_1wijh_9{min-width:160px;flex-shrink:0;border-bottom:none;border-right:1px solid var(--border);flex-direction:column;align-items:flex-start}}._empty_yjn3k_1{text-align:center;padding:80px 20px;display:flex;flex-direction:column;align-items:center;gap:12px}._emptyIcon_yjn3k_2{font-size:3rem}._empty_yjn3k_1 h3{font-family:Cinzel,serif;font-size:1.3rem}._empty_yjn3k_1 p{color:var(--text-secondary)}._emptyNote_yjn3k_5{font-size:.82rem;color:var(--text-muted)}._layout_yjn3k_7{display:grid;grid-template-columns:300px 1fr;gap:24px;align-items:start}._listPanel_yjn3k_9{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;position:sticky;top:80px;max-height:calc(100vh - 120px);display:flex;flex-direction:column}._themeFilters_yjn3k_10{padding:12px;border-bottom:1px solid var(--border);display:flex;flex-wrap:wrap;gap:6px}._themeBtn_yjn3k_11{padding:4px 12px;border-radius:16px;border:1px solid var(--border);color:var(--text-muted);font-size:.75rem;transition:all .15s;background:transparent}._themeBtn_yjn3k_11:hover{border-color:var(--border-hover);color:var(--text-secondary)}._activeTheme_yjn3k_13{background:var(--bg-surface);border-color:var(--gold);color:var(--gold);font-weight:600}._puzzleList_yjn3k_15{overflow-y:auto;flex:1}._puzzleBtn_yjn3k_16{width:100%;text-align:left;padding:14px 16px;border-bottom:1px solid var(--border);transition:background .15s}._puzzleBtn_yjn3k_16:last-child{border-bottom:none}._puzzleBtn_yjn3k_16:hover{background:#ffffff0a}._activeBtn_yjn3k_19{background:#c9a84c1a!important;border-left:3px solid var(--gold)}._solvedBtn_yjn3k_20{background:#4caf840d}._puzzleRow_yjn3k_21{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}._puzzleTitle_yjn3k_22{font-size:.88rem;font-weight:600;color:var(--text-primary)}._solvedDot_yjn3k_23{color:var(--accent-green);font-size:.82rem;font-weight:700}._noResults_yjn3k_24{padding:20px;text-align:center;color:var(--text-muted);font-size:.85rem}._boardPanel_yjn3k_26{min-height:400px}._selectPrompt_yjn3k_27{display:flex;flex-direction:column;align-items:center;justify-content:center;height:400px;gap:12px;color:var(--text-muted);font-size:3rem}._selectPrompt_yjn3k_27 p{font-size:.9rem}._puzzleDetail_yjn3k_30{display:flex;flex-direction:column;gap:16px}._puzzleHeader_yjn3k_31{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:8px}._puzzleName_yjn3k_32{font-family:Cinzel,serif;font-size:1.3rem}._puzzleDesc_yjn3k_33{color:var(--text-secondary);font-size:.9rem;line-height:1.7}._boardArea_yjn3k_35{display:flex;justify-content:center;padding:24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md)}._actions_yjn3k_37{display:flex;align-items:center;gap:12px;flex-wrap:wrap}._hintBox_yjn3k_38{background:var(--bg-surface);border-radius:var(--radius-sm);padding:10px 14px;font-size:.85rem;color:var(--text-secondary);flex:1}._hintBox_yjn3k_38 summary{color:var(--accent-blue);cursor:pointer;font-weight:600;margin-bottom:4px}._solvedLabel_yjn3k_40{color:var(--accent-green);font-weight:700;font-size:.9rem}._lessonBox_yjn3k_42{background:#c9a84c12;border-left:4px solid var(--gold);padding:16px 20px;border-radius:0 var(--radius-sm) var(--radius-sm) 0}._lessonBox_yjn3k_42 strong{color:var(--gold);display:block;margin-bottom:8px}._lessonBox_yjn3k_42 p{color:var(--text-secondary);font-size:.9rem;line-height:1.7}@media (max-width: 900px){._layout_yjn3k_7{grid-template-columns:1fr}._listPanel_yjn3k_9{position:static;max-height:300px}}._quote_nqdyw_1{background:#c9a84c0f;border:1px solid var(--border-hover);border-radius:var(--radius-md);padding:28px 32px;margin-bottom:48px;text-align:center}._quote_nqdyw_1 p{font-style:italic;color:var(--text-secondary);font-size:1.05rem;line-height:1.7}._section_nqdyw_4{margin-bottom:60px}._psCard_nqdyw_6{display:flex;flex-direction:column;gap:12px}._psTop_nqdyw_7{display:flex;align-items:center;gap:12px}._psIcon_nqdyw_8{font-size:1.6rem}._psTitle_nqdyw_9{font-family:Playfair 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var(--gold)}._name_1vp5w_3{font-family:Cinzel,serif;font-size:1.4rem;margin-bottom:4px}._email_1vp5w_4{color:var(--text-secondary);font-size:.85rem}._statsGrid_1vp5w_6{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}._statCard_1vp5w_7{text-align:center;display:flex;flex-direction:column;gap:6px}._statVal_1vp5w_8{font-family:Cinzel,serif;font-size:2rem;font-weight:700;color:var(--gold)}._statLabel_1vp5w_9{font-size:.8rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em}._overallCard_1vp5w_11{margin-bottom:40px;display:flex;flex-direction:column;gap:12px}._overallTop_1vp5w_12{display:flex;justify-content:space-between;align-items:center}._overallTop_1vp5w_12 h3{font-family:Playfair Display,serif;font-size:1rem}._percent_1vp5w_14{font-family:Cinzel,serif;font-size:1.4rem;color:var(--gold);font-weight:700}._bigBar_1vp5w_15{height:8px;background:var(--bg-surface);border-radius:4px;overflow:hidden}._bigFill_1vp5w_16{height:100%;background:linear-gradient(90deg,var(--gold-dim),var(--gold));border-radius:4px;transition:width .6s ease}._overallSub_1vp5w_17{color:var(--text-muted);font-size:.8rem}._levelSection_1vp5w_19{margin-bottom:48px}._lvCard_1vp5w_20{display:flex;flex-direction:column;gap:12px}._lvTop_1vp5w_21{display:flex;justify-content:space-between;align-items:center}._lvBar_1vp5w_22{height:6px;background:var(--bg-surface);border-radius:3px;overflow:hidden}._lvFill_1vp5w_23{height:100%;background:var(--gold);border-radius:3px;transition:width .4s}._lvStat_1vp5w_24{font-size:.8rem;color:var(--text-muted)}._quickLinks_1vp5w_26{margin-bottom:40px}._quickCard_1vp5w_27{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;cursor:pointer}._quickIcon_1vp5w_28{font-size:1.8rem}._quickLabel_1vp5w_29{font-size:.85rem;color:var(--text-secondary);font-weight:500}@media (max-width: 768px){._statsGrid_1vp5w_6{grid-template-columns:repeat(2,1fr)}}@media (max-width: 480px){._statsGrid_1vp5w_6{grid-template-columns:repeat(2,1fr)}}._header_la04d_1{margin-bottom:32px}._tabs_la04d_2{display:flex;gap:8px;margin-bottom:32px}._tab_la04d_2{padding:10px 24px;border-radius:var(--radius-sm);border:1px solid var(--border);color:var(--text-secondary);font-size:.9rem;font-weight:500;transition:all .15s;background:transparent}._tab_la04d_2:hover{border-color:var(--border-hover);color:var(--text-primary)}._active_la04d_5{background:var(--accent-blue);color:#fff!important;border-color:var(--accent-blue)!important;font-weight:600}._formCard_la04d_7{margin-bottom:32px;display:flex;flex-direction:column;gap:16px}._formTitle_la04d_8{font-family:Playfair Display,serif;font-size:1.1rem;font-weight:700;margin-bottom:4px}._formGrid_la04d_10{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}._field_la04d_12{display:flex;flex-direction:column;gap:6px}._field_la04d_12 label{font-size:.8rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em}._input_la04d_15,._textarea_la04d_15{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:Inter,sans-serif;font-size:.9rem;padding:10px 14px;transition:border-color 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#4caf84;--accent-red: #e05252;--accent-blue: #5b8dee;--text-primary: #f5f0e8;--text-secondary: #b8b0a0;--text-muted: #6b6680;--border: rgba(201, 168, 76, .2);--border-hover: rgba(201, 168, 76, .5);--radius-sm: 6px;--radius-md: 12px;--radius-lg: 20px;--shadow-card: 0 4px 24px rgba(0,0,0,.4);--shadow-gold: 0 0 20px rgba(201, 168, 76, .15);--nav-height: 64px;--safe-top: env(safe-area-inset-top);--safe-bottom: env(safe-area-inset-bottom)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-tap-highlight-color:transparent}body{font-family:Inter,sans-serif;background:var(--bg-deep);color:var(--text-primary);min-height:100vh;min-height:100dvh;padding-top:var(--safe-top);padding-bottom:var(--safe-bottom);overflow-x:hidden;line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none;font-family:inherit}img{max-width:100%;display:block}h1,h2,h3{font-family:Cinzel,serif;line-height:1.2}h4,h5,h6{font-family:Playfair Display,serif}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-deep)}::-webkit-scrollbar-thumb{background:var(--gold-dim);border-radius:3px}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}.gold-text{color:var(--gold)}.muted-text{color:var(--text-secondary)}.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--bg-deep);font-weight:600;font-family:Inter,sans-serif;padding:12px 28px;border-radius:var(--radius-sm);font-size:.95rem;transition:transform .15s,box-shadow .15s;display:inline-flex;align-items:center;gap:8px}.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-gold)}.btn-primary:active{transform:translateY(0)}.btn-outline{border:1px solid var(--border-hover);color:var(--gold);font-weight:500;font-family:Inter,sans-serif;padding:11px 26px;border-radius:var(--radius-sm);font-size:.95rem;transition:background .15s,border-color .15s}.btn-outline:hover{background:#c9a84c1a}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:24px;transition:border-color .2s,box-shadow 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-20px,-20px 0px}.page{min-height:calc(100vh - var(--nav-height));padding:40px 0 80px}.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--gold);border-radius:50%;animation:spin .8s linear infinite;margin:80px auto}@keyframes spin{to{transform:rotate(360deg)}}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}@media (max-width: 600px){.page{padding:24px 0 100px}.card{padding:16px}.btn-primary,.btn-outline{padding:10px 20px;font-size:.9rem}}