.vietnam-chess-module__9ORIRW__wrap{max-width:1050px;margin:0 auto}.vietnam-chess-module__9ORIRW__fullscreenWrap{width:100%;max-width:none}.vietnam-chess-module__9ORIRW__playOnly .vietnam-chess-module__9ORIRW__aside{display:none!important}.vietnam-chess-module__9ORIRW__playOnly .vietnam-chess-module__9ORIRW__layout{justify-content:center;align-items:center;width:100%}.vietnam-chess-module__9ORIRW__playOnly .vietnam-chess-module__9ORIRW__main{width:100%;max-width:min(96vw,920px);margin:0 auto}.vietnam-chess-module__9ORIRW__playOnly .vietnam-chess-module__9ORIRW__boardWrap{width:fit-content;max-width:100%;margin-left:auto;margin-right:auto;display:block}.vietnam-chess-module__9ORIRW__playOnly .vietnam-chess-module__9ORIRW__playerCard{box-sizing:border-box;width:min(90vw,675px);max-width:100%;margin-left:auto;margin-right:auto}.vietnam-chess-module__9ORIRW__playOnly .vietnam-chess-module__9ORIRW__main>:not(.vietnam-chess-module__9ORIRW__header):not(.vietnam-chess-module__9ORIRW__playerCard):not(.vietnam-chess-module__9ORIRW__boardWrap):not(.vietnam-chess-module__9ORIRW__message){display:none!important}.vietnam-chess-module__9ORIRW__layout{flex-flow:row;align-items:flex-start;gap:1.5rem;display:flex}.vietnam-chess-module__9ORIRW__main{flex:none}.vietnam-chess-module__9ORIRW__aside{background:var(--vc-surface);border:var(--vc-stroke-cell) solid var(--vc-border);border-radius:var(--vc-radius-board);min-width:260px;max-width:340px;box-shadow:var(--vc-shadow);flex:0 0 300px;padding:1rem}.vietnam-chess-module__9ORIRW__guideHeader{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:.75rem;display:flex}.vietnam-chess-module__9ORIRW__asideTitle{color:var(--vc-accent);border-bottom:1px solid var(--vc-border-cell);margin:0;padding-bottom:.35rem;font-size:1rem;font-weight:700}.vietnam-chess-module__9ORIRW__guideHeader .vietnam-chess-module__9ORIRW__asideTitle{border-bottom:none;padding-bottom:0}.vietnam-chess-module__9ORIRW__langToggle{gap:.25rem;display:flex}.vietnam-chess-module__9ORIRW__langToggle button{background:var(--vc-cell-plain);border:1px solid var(--vc-border-cell);color:var(--vc-text-muted);cursor:pointer;border-radius:4px;padding:.25rem .5rem;font-size:.75rem}.vietnam-chess-module__9ORIRW__langToggle button:hover{background:var(--vc-button-hover);color:var(--vc-white)}.vietnam-chess-module__9ORIRW__langToggle .vietnam-chess-module__9ORIRW__langActive{background:var(--vc-accent-dim);border-color:var(--vc-accent);color:var(--vc-accent)}.vietnam-chess-module__9ORIRW__pieceList{margin:0;padding:0;list-style:none}.vietnam-chess-module__9ORIRW__pieceCard{border-bottom:1px solid #3a5a3a66;margin-bottom:.85rem;padding:.5rem 0}.vietnam-chess-module__9ORIRW__pieceCard:last-of-type{border-bottom:none;margin-bottom:0}.vietnam-chess-module__9ORIRW__pieceName{align-items:center;gap:.4rem;margin-bottom:.25rem;font-size:.95rem;font-weight:700;display:flex}.vietnam-chess-module__9ORIRW__pieceEmoji{flex-shrink:0;font-size:1.1rem;line-height:1}.vietnam-chess-module__9ORIRW__pieceAbbrev{background:var(--vc-cell-plain);border:1px solid var(--vc-border-cell);min-width:1.6em;color:var(--vc-text-muted);border-radius:3px;justify-content:center;align-items:center;padding:.1em .3em;font-size:.8em;display:inline-flex}.vietnam-chess-module__9ORIRW__pieceDesc{color:var(--vc-text-muted);opacity:.95;font-size:.8rem;line-height:1.4}.vietnam-chess-module__9ORIRW__terrainSection{margin-top:1.25rem}.vietnam-chess-module__9ORIRW__terrainList{color:var(--vc-text-muted);margin:0;padding:0;font-size:.8rem;line-height:1.5;list-style:none}.vietnam-chess-module__9ORIRW__terrainList li{align-items:center;gap:.5rem;margin-bottom:.35rem;display:flex}.vietnam-chess-module__9ORIRW__terrainSwatch{border:1px solid var(--vc-border-cell);border-radius:2px;flex-shrink:0;width:14px;height:14px}.vietnam-chess-module__9ORIRW__terrainSwatchPlain{background:var(--vc-cell-plain)}.vietnam-chess-module__9ORIRW__terrainSwatchForest{background:var(--vc-cell-forest)}.vietnam-chess-module__9ORIRW__terrainSwatchRiver{background:var(--vc-cell-river)}.vietnam-chess-module__9ORIRW__terrainSwatchMountain{background:var(--vc-cell-mountain)}.vietnam-chess-module__9ORIRW__ambushNote{background:var(--vc-cell-forest);color:var(--vc-accent);border:1px solid #b8d4a833;border-radius:4px;margin-top:.75rem;padding:.5rem;font-size:.78rem}.vietnam-chess-module__9ORIRW__citadelNote{background:var(--vc-cell-mountain);color:var(--vc-text-muted);border:1px solid var(--vc-border-cell);border-radius:4px;margin-top:.75rem;padding:.5rem;font-size:.75rem}.vietnam-chess-module__9ORIRW__main .vietnam-chess-module__9ORIRW__header{text-align:center;margin-bottom:1rem}.vietnam-chess-module__9ORIRW__header h1{color:var(--vc-accent);margin-bottom:.25rem;font-size:1.75rem}.vietnam-chess-module__9ORIRW__subtitle{opacity:.85;font-size:.8rem}.vietnam-chess-module__9ORIRW__status{margin-top:.5rem;font-weight:600}.vietnam-chess-module__9ORIRW__modeRow{flex-wrap:wrap;justify-content:center;align-items:center;gap:.5rem .75rem;margin-top:.5rem;font-size:.85rem;display:flex}.vietnam-chess-module__9ORIRW__modeLabel{color:var(--vc-text-muted);margin-right:.25rem}.vietnam-chess-module__9ORIRW__modeHint{color:var(--vc-text-muted);white-space:nowrap;font-size:.82rem}.vietnam-chess-module__9ORIRW__modeOption{cursor:pointer;color:var(--vc-text-muted);align-items:center;gap:.35rem;display:inline-flex}.vietnam-chess-module__9ORIRW__modeOption:has(input:disabled){opacity:.7;cursor:default}.vietnam-chess-module__9ORIRW__aiStyleSelect{border:1px solid var(--vc-border-cell);background:var(--vc-cell-plain);color:var(--vc-text);border-radius:6px;min-width:7.5rem;padding:.25rem .5rem;font-size:.82rem}.vietnam-chess-module__9ORIRW__aiStyleSelect:disabled{opacity:.6;cursor:not-allowed}.vietnam-chess-module__9ORIRW__actions{justify-content:center;gap:.5rem;margin-top:.5rem;display:flex}.vietnam-chess-module__9ORIRW__actions button{background:var(--vc-button-bg);border:var(--vc-stroke-cell) solid var(--vc-button-border);color:var(--vc-text-muted);border-radius:var(--vc-radius-button);cursor:pointer;padding:.4rem .9rem;font-size:.85rem}.vietnam-chess-module__9ORIRW__actions button:hover:not(:disabled){background:var(--vc-button-hover);color:var(--vc-white)}.vietnam-chess-module__9ORIRW__actions button:disabled{opacity:.6;cursor:not-allowed}.vietnam-chess-module__9ORIRW__boardWrap{background:var(--vc-surface);border-radius:var(--vc-radius-board);box-shadow:var(--vc-shadow);padding:8px;display:inline-block}.vietnam-chess-module__9ORIRW__board{border:var(--vc-stroke-board) solid var(--vc-border);border-radius:4px;grid-template-rows:repeat(10,1fr);grid-template-columns:repeat(9,1fr);width:min(90vw,675px);height:min(100vw,750px);display:grid;overflow:hidden}.vietnam-chess-module__9ORIRW__cell{aspect-ratio:1;cursor:pointer;border:var(--vc-stroke-cell) solid var(--vc-border-cell);background:var(--vc-cell-plain);justify-content:center;align-items:center;min-height:0;display:flex;position:relative}.vietnam-chess-module__9ORIRW__cellPlain{background:var(--vc-cell-plain)}.vietnam-chess-module__9ORIRW__cellForest{background:var(--vc-cell-forest)}.vietnam-chess-module__9ORIRW__cellRiver{background:var(--vc-cell-river)}.vietnam-chess-module__9ORIRW__cellMountain{background:var(--vc-cell-mountain)}.vietnam-chess-module__9ORIRW__cellHomelandRed:after{content:"";background:var(--vc-homeland-red);pointer-events:none;border-radius:0;position:absolute;inset:0}.vietnam-chess-module__9ORIRW__cellHomelandBlack:after{content:"";background:var(--vc-homeland-black);pointer-events:none;border-radius:0;position:absolute;inset:0}.vietnam-chess-module__9ORIRW__cell:hover:not(:disabled){filter:brightness(1.15)}.vietnam-chess-module__9ORIRW__cellSelected{outline:var(--vc-stroke-selected) solid var(--vc-accent);outline-offset:var(--vc-outline-offset);z-index:2}.vietnam-chess-module__9ORIRW__cellLegal{background:var(--vc-accent-dim)}.vietnam-chess-module__9ORIRW__cellLegalCapture{box-shadow:inset 0 0 0 2px var(--vc-accent)}.vietnam-chess-module__9ORIRW__captureRing{border:2px solid var(--vc-accent);pointer-events:none;border-radius:2px;position:absolute;inset:2px}.vietnam-chess-module__9ORIRW__piece{z-index:1;text-shadow:0 1px 2px #0009;justify-content:center;align-items:center;width:82%;max-width:100%;height:82%;max-height:100%;font-size:clamp(.65rem,4vw,.95rem);font-weight:700;display:inline-flex}.vietnam-chess-module__9ORIRW__pieceSymbol{justify-content:center;align-items:center;width:100%;height:100%;line-height:0;display:flex}.vietnam-chess-module__9ORIRW__pieceSymbol .vietnam-chess-module__9ORIRW__vietnam-piece-svg{width:100%;height:100%}.vietnam-chess-module__9ORIRW__pieceWord{justify-content:center;align-items:center;width:100%;height:100%;display:flex}.vietnam-chess-module__9ORIRW__pieceAbbrevOnBoard{text-align:center;text-overflow:ellipsis;max-width:100%;padding:0 2px;font-size:1em;font-weight:700;line-height:1.1;overflow:hidden}.vietnam-chess-module__9ORIRW__pieceSymbolAside{width:1.5rem;height:1.5rem;color:var(--vc-text);flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.vietnam-chess-module__9ORIRW__pieceSymbolAside .vietnam-chess-module__9ORIRW__vietnam-piece-svg{width:100%;height:100%}.vietnam-chess-module__9ORIRW__pieceRed{color:var(--vc-piece-red)}.vietnam-chess-module__9ORIRW__pieceBlack{color:var(--vc-piece-black)}.vietnam-chess-module__9ORIRW__dot{background:var(--vc-accent-dot);border-radius:50%;width:30%;height:30%;position:absolute}.vietnam-chess-module__9ORIRW__message{text-align:center;color:var(--vc-accent);margin-top:.75rem;font-size:.9rem}.vietnam-chess-module__9ORIRW__userListHeader{flex-direction:column;gap:.3rem;margin-bottom:.5rem;display:flex}.vietnam-chess-module__9ORIRW__userListHeader h2{margin-bottom:.2rem}.vietnam-chess-module__9ORIRW__playersDescription{color:var(--vc-text-muted);margin-bottom:.5rem;font-size:.75rem;font-style:italic;line-height:1.4}.vietnam-chess-module__9ORIRW__userListTabs{background:#ffffff0d;border-radius:4px;gap:.25rem;padding:.2rem;display:flex}.vietnam-chess-module__9ORIRW__userListTabs button{color:var(--vc-text-muted);cursor:pointer;background:0 0;border:none;border-radius:3px;padding:.3rem .6rem;font-size:.75rem;transition:all .2s}.vietnam-chess-module__9ORIRW__userListTabs button:hover{color:var(--vc-text);background:#ffffff1a}.vietnam-chess-module__9ORIRW__userListTabs button.vietnam-chess-module__9ORIRW__tabActive{background:var(--vc-accent);color:#fff}.vietnam-chess-module__9ORIRW__userCompatibility{color:#10b981;font-size:.7rem;font-weight:600}.vietnam-chess-module__9ORIRW__suggestedBadge{color:#f59e0b;font-size:.9rem;font-weight:700}.vietnam-chess-module__9ORIRW__suggestedBadgeStrong{color:#f59e0b;text-shadow:0 0 8px #f59e0b99;filter:brightness(1.3);font-size:1rem;font-weight:900}.vietnam-chess-module__9ORIRW__suggestedBadgeLight{color:#f59e0b66;opacity:.6;font-size:.8rem;font-weight:400}.vietnam-chess-module__9ORIRW__teamAvatar{color:#fff;background:linear-gradient(135deg,#8b4513 0%,#654321 100%);border:1px solid #fff3;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:.7rem;font-weight:700;display:flex}.vietnam-chess-module__9ORIRW__teamTag{color:#8b4513;background:#8b45131a;border-radius:3px;margin-right:.3rem;padding:.1rem .3rem;font-size:.7rem;font-weight:600}.vietnam-chess-module__9ORIRW__teamVibe{color:var(--vc-text-muted);font-size:.65rem;font-style:italic}.vietnam-chess-module__9ORIRW__teamBadge{font-size:.9rem;font-weight:700}.vietnam-chess-module__9ORIRW__teamBadge[title*=Gold]{color:gold;text-shadow:0 0 4px #ffd7004d}.vietnam-chess-module__9ORIRW__teamBadge[title*=Silver]{color:silver;text-shadow:0 0 4px #c0c0c04d}.vietnam-chess-module__9ORIRW__teamBadge[title*=Bronze]{color:#cd7f32;text-shadow:0 0 4px #cd7f324d}.vietnam-chess-module__9ORIRW__aiAvatar{color:#fff;background:linear-gradient(135deg,#67e8f9 0%,#38bdf8 100%);border:1px solid #fff3;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:1rem;font-weight:700;display:flex}.vietnam-chess-module__9ORIRW__aiModel{color:#67e8f9;background:#67e8f91a;border-radius:3px;margin-right:.3rem;padding:.1rem .3rem;font-size:.7rem;font-weight:600}.vietnam-chess-module__9ORIRW__aiStrategy{color:var(--vc-text-muted);font-size:.65rem;font-style:italic}.vietnam-chess-module__9ORIRW__aiBadge{font-size:.9rem;font-weight:700}.vietnam-chess-module__9ORIRW__aiBadge[title*=Verbal]{color:#10b981;text-shadow:0 0 4px #10b9814d}.vietnam-chess-module__9ORIRW__aiBadge[title*=Silent]{color:#6b7280;text-shadow:0 0 4px #6b72804d}.vietnam-chess-module__9ORIRW__mentorAvatar{color:#fff;background:linear-gradient(135deg,#c084fc 0%,#a78bfa 100%);border:1px solid #fff3;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:.7rem;font-weight:700;display:flex}.vietnam-chess-module__9ORIRW__mentorRole{color:#c084fc;background:#c084fc1a;border-radius:3px;margin-right:.3rem;padding:.1rem .3rem;font-size:.7rem;font-weight:600}.vietnam-chess-module__9ORIRW__mentorOrg{color:var(--vc-text-muted);font-size:.65rem;font-style:italic}.vietnam-chess-module__9ORIRW__mentorBadge{color:#c084fc;text-shadow:0 0 4px #c084fc4d;font-size:.9rem;font-weight:700}.vietnam-chess-module__9ORIRW__prizeAvatar{color:#fff;background:linear-gradient(135deg,#fbbf24 0%,#f59e0b 100%);border:1px solid #fff3;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:1rem;font-weight:700;display:flex}.vietnam-chess-module__9ORIRW__prizeType{color:#f59e0b;background:#f59e0b1a;border-radius:3px;margin-right:.3rem;padding:.1rem .3rem;font-size:.7rem;font-weight:600}.vietnam-chess-module__9ORIRW__prizeDate{color:var(--vc-text-muted);font-size:.65rem;font-style:italic}.vietnam-chess-module__9ORIRW__prizeAmount{color:#f59e0b;text-shadow:0 0 4px #f59e0b4d;font-size:.9rem;font-weight:700}.vietnam-chess-module__9ORIRW__comparisonChart{border-collapse:separate;border-spacing:0;border-radius:8px;width:100%;margin:1rem 0;font-size:.85rem;overflow:hidden;box-shadow:0 2px 8px #0000001a}.vietnam-chess-module__9ORIRW__chartRow{border-bottom:1px solid var(--vc-border);display:flex}.vietnam-chess-module__9ORIRW__chartRow:last-child{border-bottom:none}.vietnam-chess-module__9ORIRW__chartHeader{color:#fff;text-align:center;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-right:1px solid #fff3;flex:1;padding:.75rem;font-weight:600}.vietnam-chess-module__9ORIRW__chartHeader:last-child{border-right:none}.vietnam-chess-module__9ORIRW__chartFeature{background:var(--vc-surface);color:var(--vc-text);border-right:1px solid var(--vc-border);border-left:1px solid var(--vc-border);flex:1.5;padding:.75rem;font-weight:500}.vietnam-chess-module__9ORIRW__chartValue{text-align:center;border-right:1px solid var(--vc-border);flex:1;padding:.75rem;transition:all .2s}.vietnam-chess-module__9ORIRW__chartValue:last-child{border-right:none}.vietnam-chess-module__9ORIRW__chartValue.vietnam-chess-module__9ORIRW__chess{color:#2d5a2d;background:linear-gradient(135deg,#f0f9f0 0%,#e8f5e8 100%);font-weight:500}.vietnam-chess-module__9ORIRW__chartValue.vietnam-chess-module__9ORIRW__linkedin{color:#2c5282;background:linear-gradient(135deg,#f5f9ff 0%,#e8f4fd 100%);font-weight:500}.vietnam-chess-module__9ORIRW__chartValue.vietnam-chess-module__9ORIRW__facebook{color:#7c2d52;background:linear-gradient(135deg,#fdf5f7 0%,#fceef2 100%);font-weight:500}.vietnam-chess-module__9ORIRW__chartRow:hover .vietnam-chess-module__9ORIRW__chartValue{transform:translateY(-1px);box-shadow:0 2px 4px #0000001a}.vietnam-chess-module__9ORIRW__asideDivider{border:none;border-top:1px solid var(--vc-border-cell);margin:.9rem 0}.vietnam-chess-module__9ORIRW__asideWithAnnotation{align-items:flex-start;gap:.75rem;display:flex}.vietnam-chess-module__9ORIRW__asideMain{flex:1;min-width:0}.vietnam-chess-module__9ORIRW__asideAnnotation{flex-shrink:0;width:280px}.vietnam-chess-module__9ORIRW__asideAnnotation .vietnam-chess-module__9ORIRW__pinnedUserNote{margin-bottom:0;position:sticky;top:.5rem}.vietnam-chess-module__9ORIRW__userListSection{margin-bottom:.25rem}.vietnam-chess-module__9ORIRW__userListWithAnnotation{align-items:flex-start;gap:.75rem;display:flex}.vietnam-chess-module__9ORIRW__userListMain{flex:1;min-width:0}.vietnam-chess-module__9ORIRW__userListAnnotation{flex-shrink:0;width:280px}.vietnam-chess-module__9ORIRW__userListAnnotation .vietnam-chess-module__9ORIRW__pinnedUserNote{margin-bottom:0;position:sticky;top:.5rem}.vietnam-chess-module__9ORIRW__userListHeader{justify-content:space-between;align-items:flex-start;gap:.75rem;margin-bottom:.75rem;display:flex}.vietnam-chess-module__9ORIRW__userListHeader h2{flex-shrink:0;margin:0}.vietnam-chess-module__9ORIRW__userListHeader .vietnam-chess-module__9ORIRW__pinnedUserNote{flex:1;min-width:0;max-width:280px;margin-bottom:0}.vietnam-chess-module__9ORIRW__pinnedUserNote{color:var(--vc-text);background:linear-gradient(135deg,#ffd7001f 0%,#ffd7000a 100%);border:1.5px solid #ffd70040;border-radius:7px;align-items:flex-start;gap:.6rem;margin-bottom:1rem;padding:.75rem .85rem;font-size:.71rem;line-height:1.4;display:flex;position:relative;overflow:hidden;box-shadow:0 2px 8px #ffd7001a,inset 0 1px #ffffff14}.vietnam-chess-module__9ORIRW__pinnedUserNote:before{content:"";opacity:.6;background:linear-gradient(90deg,gold,#ffed4e,gold);height:2px;position:absolute;top:0;left:0;right:0}.vietnam-chess-module__9ORIRW__pinnedUserNoteIcon{filter:drop-shadow(0 1px 2px #0000004d);flex-shrink:0;margin-top:.05rem;font-size:.85rem}.vietnam-chess-module__9ORIRW__pinnedUserNoteText{flex:1;min-width:0}.vietnam-chess-module__9ORIRW__pinnedUserNoteText strong{color:var(--vc-accent);font-weight:600}.vietnam-chess-module__9ORIRW__userListSection .vietnam-chess-module__9ORIRW__asideTitle{margin-bottom:.6rem}.vietnam-chess-module__9ORIRW__userList{flex-direction:column;gap:.3rem;margin:0;padding:0;list-style:none;display:flex}.vietnam-chess-module__9ORIRW__userRow{border-radius:5px;align-items:center;gap:.5rem;padding:.3rem .4rem;transition:background .15s;display:flex}.vietnam-chess-module__9ORIRW__userRow:hover{background:var(--vc-button-bg)}.vietnam-chess-module__9ORIRW__userRowPinned{background:linear-gradient(135deg,#ffd70014 0%,#ffd70005 100%);border:1px solid #ffd70033;border-radius:6px;position:relative}.vietnam-chess-module__9ORIRW__userRowPinned:before{content:"📌";filter:drop-shadow(0 1px 2px #0006);font-size:.65rem;position:absolute;top:-2px;right:2px}.vietnam-chess-module__9ORIRW__userRowDoublePinned{background:linear-gradient(135deg,#ffd7001f 0%,#ffd7000a 100%);border:1px solid #ffd7004d;border-radius:6px;position:relative}.vietnam-chess-module__9ORIRW__userRowDoublePinned:before{content:"📌";filter:drop-shadow(0 1px 2px #0006);font-size:.65rem;position:absolute;top:-2px;right:2px}.vietnam-chess-module__9ORIRW__userRowDoublePinned:after{content:"📌";filter:drop-shadow(0 1px 2px #0006);font-size:.65rem;position:absolute;top:-2px;right:18px}.vietnam-chess-module__9ORIRW__userRowPinkPinned{background:linear-gradient(135deg,#ffc0cb14 0%,#ffc0cb05 100%);border:1px solid #ffc0cb33;border-radius:6px;position:relative}.vietnam-chess-module__9ORIRW__userRowPinkPinned:before{content:"📌";filter:hue-rotate(330deg)brightness(1.2)drop-shadow(0 1px 2px #ff69b466);font-size:.65rem;position:absolute;top:-2px;right:2px}.vietnam-chess-module__9ORIRW__userRowGrayPinned{background:linear-gradient(135deg,#80808014 0%,#80808005 100%);border:1px solid #80808033;border-radius:6px;position:relative}.vietnam-chess-module__9ORIRW__userRowGrayPinned:before{content:"📌";filter:grayscale()brightness(.8)drop-shadow(0 1px 2px #80808066);font-size:.65rem;position:absolute;top:-2px;right:2px}.vietnam-chess-module__9ORIRW__digitalClockDisplay{text-align:center;background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 100%);border:2px solid #333;border-radius:12px;margin:1.5rem 0;padding:2rem;font-family:Courier New,monospace;box-shadow:0 8px 32px #0000004d,inset 0 1px #ffffff1a}.vietnam-chess-module__9ORIRW__clockTime{color:#00ff41;text-shadow:0 0 10px #00ff4180,0 0 20px #00ff414d;letter-spacing:.1em;background:#0000004d;border:1px solid #00ff414d;border-radius:8px;margin-bottom:.5rem;padding:1rem;font-size:3.5rem;font-weight:700}.vietnam-chess-module__9ORIRW__clockDate{color:#888;text-transform:uppercase;letter-spacing:.05em;margin-top:.5rem;font-size:1rem}.vietnam-chess-module__9ORIRW__communityChat{background:#1a1a1a;border:1px solid #333;border-radius:8px;margin:1.5rem 0;overflow:hidden}.vietnam-chess-module__9ORIRW__chatHeader{background:#2d2d2d;border-bottom:1px solid #333;justify-content:space-between;align-items:center;padding:.75rem 1rem;display:flex}.vietnam-chess-module__9ORIRW__chatTitle{color:#fff;font-size:.9rem;font-weight:600}.vietnam-chess-module__9ORIRW__chatStatus{color:#888;align-items:center;gap:.5rem;font-size:.8rem;display:flex}.vietnam-chess-module__9ORIRW__statusDot{background:#4ade80;border-radius:50%;width:8px;height:8px;animation:2s infinite vietnam-chess-module__9ORIRW__pulse}@keyframes vietnam-chess-module__9ORIRW__pulse{0%{box-shadow:0 0 #ef4444b3}70%{box-shadow:0 0 0 10px #ef444400}to{box-shadow:0 0 #ef444400}}.vietnam-chess-module__9ORIRW__chatMessages{max-height:300px;padding:1rem;overflow-y:auto}.vietnam-chess-module__9ORIRW__chatMessage{background:#2d2d2d;border-left:3px solid #4ade80;border-radius:6px;flex-direction:column;gap:.25rem;margin-bottom:1rem;padding:.75rem;animation:.3s ease-out vietnam-chess-module__9ORIRW__slideIn;display:flex}@keyframes vietnam-chess-module__9ORIRW__slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}.vietnam-chess-module__9ORIRW__chatText{color:#000;font-size:.9rem;line-height:1.4}.vietnam-chess-module__9ORIRW__chatTime{color:#888;align-self:flex-end;font-size:.75rem}.vietnam-chess-module__9ORIRW__userAvatar{letter-spacing:0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:1.75rem;height:1.75rem;font-size:.75rem;font-weight:700;display:inline-flex}.vietnam-chess-module__9ORIRW__userAvatarOnline{color:#a8d8a8;background:#2a5c2a;border:1px solid #3a7c3a}.vietnam-chess-module__9ORIRW__userAvatarPlaying{color:#f0c070;background:#5c3a0a;border:1px solid #9c6020}.vietnam-chess-module__9ORIRW__userAvatarIdle{color:#88a;background:#2a2a3c;border:1px solid #44445a}.vietnam-chess-module__9ORIRW__userAvatarPartner{font-size:1.3rem!important;font-weight:900!important}.vietnam-chess-module__9ORIRW__userInfo{flex-direction:column;flex:1;gap:.05rem;min-width:0;display:flex}.vietnam-chess-module__9ORIRW__userName{color:var(--vc-text);white-space:nowrap;text-overflow:ellipsis;font-size:.82rem;font-weight:600;overflow:hidden}.vietnam-chess-module__9ORIRW__userMeta{align-items:center;gap:.4rem;display:flex}.vietnam-chess-module__9ORIRW__userRating{color:var(--vc-text-muted);font-variant-numeric:tabular-nums;font-size:.72rem}.vietnam-chess-module__9ORIRW__userPlaying{color:#c89030;font-size:.7rem;font-weight:500}.vietnam-chess-module__9ORIRW__userIdle{color:var(--vc-text-muted);opacity:.65;font-size:.7rem;font-style:italic}.vietnam-chess-module__9ORIRW__userCompatibility{color:var(--vc-text-dim);opacity:.8;font-size:.65rem}.vietnam-chess-module__9ORIRW__quoteText{color:var(--vc-text);background:var(--vc-surface);border-left:3px solid var(--vc-accent);border-radius:4px;margin-top:.5rem;padding:.5rem;font-size:.75rem;font-style:italic;line-height:1.4}.vietnam-chess-module__9ORIRW__sponsorDescription{color:var(--vc-text);background:var(--vc-surface);border-left:3px solid #e91e63;border-radius:4px;margin-top:.5rem;padding:.4rem;font-size:.7rem;line-height:1.3}.vietnam-chess-module__9ORIRW__sponsorWebsite{color:var(--vc-accent);margin-top:.3rem;font-size:.65rem;font-weight:500;text-decoration:underline}.vietnam-chess-module__9ORIRW__songLink{color:var(--vc-accent);text-decoration:none;transition:color .2s}.vietnam-chess-module__9ORIRW__songLink:hover{color:#4ade80;text-decoration:underline}.vietnam-chess-module__9ORIRW__songDescription{color:var(--vc-text);background:var(--vc-surface);border-left:3px solid #4ade80;border-radius:4px;margin-top:.5rem;padding:.4rem;font-size:.7rem;line-height:1.3}.vietnam-chess-module__9ORIRW__chatSection{margin-top:1rem}.vietnam-chess-module__9ORIRW__chatContainer{background:var(--vc-surface);border:1px solid var(--vc-border);border-radius:8px;overflow:hidden}.vietnam-chess-module__9ORIRW__chatMessages{border-bottom:1px solid var(--vc-border);scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:#16a34a #f0fdf4;background:#f0fdf4;height:300px;padding:1rem;overflow:hidden auto}.vietnam-chess-module__9ORIRW__chatMessages::-webkit-scrollbar{width:8px}.vietnam-chess-module__9ORIRW__chatMessages::-webkit-scrollbar-track{background:#f0fdf4;border-radius:4px;margin:.25rem}.vietnam-chess-module__9ORIRW__chatMessages::-webkit-scrollbar-thumb{background:linear-gradient(#16a34a 0%,#22c55e 100%);border:1px solid #f0fdf4;border-radius:4px;transition:all .3s}.vietnam-chess-module__9ORIRW__chatMessages::-webkit-scrollbar-thumb:hover{background:linear-gradient(#15803d 0%,#16a34a 100%);transform:translateY(-1px);box-shadow:0 2px 4px #16a34a4d}.vietnam-chess-module__9ORIRW__chatMessages::-webkit-scrollbar-thumb:active{background:linear-gradient(#166534 0%,#15803d 100%);transform:translateY(0);box-shadow:0 1px 2px #16a34a66}.vietnam-chess-module__9ORIRW__chatEmpty{color:#999;flex-direction:column;justify-content:center;align-items:center;height:100%;font-style:italic;display:flex}.vietnam-chess-module__9ORIRW__chatEmptyIcon{opacity:.5;margin-bottom:.5rem;font-size:2rem}.vietnam-chess-module__9ORIRW__chatEmptyText{font-size:.9rem}.vietnam-chess-module__9ORIRW__chatMessage{background:#f6faf6;border-left:3px solid #4ade80;border-radius:8px;margin-bottom:1rem;padding:.75rem}.vietnam-chess-module__9ORIRW__chatMessage:last-child{margin-bottom:0}.vietnam-chess-module__9ORIRW__chatMessageHeader{justify-content:space-between;align-items:center;margin-bottom:.25rem;display:flex}.vietnam-chess-module__9ORIRW__chatUser{color:#16a34a;font-size:.85rem;font-weight:600}.vietnam-chess-module__9ORIRW__chatTime{color:#6b7280;font-size:.75rem}.vietnam-chess-module__9ORIRW__chatMessageContent{color:#000;word-wrap:break-word;font-size:.9rem;line-height:1.4}.vietnam-chess-module__9ORIRW__chatInputContainer{background:#f6faf6;padding:1rem}.vietnam-chess-module__9ORIRW__chatForm{gap:.5rem;margin-bottom:.75rem;display:flex}.vietnam-chess-module__9ORIRW__chatInput{background:#f0fdf4;border:1px solid #d1d5db;border-radius:4px;flex:1;padding:.5rem .75rem;font-size:.9rem;transition:border-color .2s}.vietnam-chess-module__9ORIRW__chatInput:focus{border-color:#4ade80;outline:none;box-shadow:0 0 0 2px #4ade8033}.vietnam-chess-module__9ORIRW__chatSendButton{color:#fff;cursor:pointer;white-space:nowrap;background:#16a34a;border:none;border-radius:4px;flex-shrink:0;min-width:60px;padding:.5rem .75rem;font-size:.85rem;font-weight:500;transition:background-color .2s}.vietnam-chess-module__9ORIRW__chatSendButton:hover:not(:disabled){background:#15803d}.vietnam-chess-module__9ORIRW__chatSendButton:disabled{cursor:not-allowed;background:#9ca3af}.vietnam-chess-module__9ORIRW__chatUserInfo{color:#6b7280;align-items:center;gap:.5rem;font-size:.8rem;display:flex}.vietnam-chess-module__9ORIRW__chatUserLabel{font-weight:500}.vietnam-chess-module__9ORIRW__chatUserInput{background:#f0fdf4;border:1px solid #d1d5db;border-radius:4px;min-width:120px;padding:.25rem .5rem;font-size:.8rem}.vietnam-chess-module__9ORIRW__chatUserInput:focus{border-color:#4ade80;outline:none}.vietnam-chess-module__9ORIRW__downloadButton{color:#fff;cursor:pointer;background:linear-gradient(135deg,#10b981 0%,#059669 100%);border:none;border-radius:8px;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.85rem;font-weight:600;transition:all .3s;display:inline-flex;position:relative;overflow:hidden;box-shadow:0 2px 4px #10b98133}.vietnam-chess-module__9ORIRW__downloadButton:before{content:"";background:linear-gradient(90deg,#0000,#fff3,#0000);width:100%;height:100%;transition:left .5s;position:absolute;top:0;left:-100%}.vietnam-chess-module__9ORIRW__downloadButton:hover:before{left:100%}.vietnam-chess-module__9ORIRW__downloadButton:hover{background:linear-gradient(135deg,#059669 0%,#047857 100%);transform:translateY(-2px);box-shadow:0 4px 12px #10b9814d}.vietnam-chess-module__9ORIRW__downloadButton:active{transform:translateY(0);box-shadow:0 2px 4px #10b98133}.vietnam-chess-module__9ORIRW__downloadButton svg{fill:currentColor;width:16px;height:16px;transition:transform .2s}.vietnam-chess-module__9ORIRW__downloadButton:hover svg{transform:scale(1.1)}.vietnam-chess-module__9ORIRW__codeSnippetContainer{background:var(--vc-surface);border:1px solid var(--vc-border);border-radius:8px;margin:1rem 0;overflow:hidden;box-shadow:0 2px 8px #0000001a}.vietnam-chess-module__9ORIRW__codeHeader{background:linear-gradient(135deg, var(--vc-surface) 0%, #ffffff0d 100%);border-bottom:1px solid var(--vc-border);justify-content:space-between;align-items:center;padding:.75rem 1rem;display:flex}.vietnam-chess-module__9ORIRW__codeTitle{color:var(--vc-text);font-size:.9rem;font-weight:600}.vietnam-chess-module__9ORIRW__codeSnippet{color:#d4d4d4;white-space:pre-wrap;word-wrap:break-word;background:#1e1e1e;margin:0;padding:1rem;font-family:Courier New,Monaco,Menlo,monospace;font-size:.85rem;line-height:1.5;overflow-x:auto}.vietnam-chess-module__9ORIRW__mathSection{margin-top:1rem}.vietnam-chess-module__9ORIRW__mathContainer{background:var(--vc-surface);border:1px solid var(--vc-border);border-radius:8px;overflow:hidden}.vietnam-chess-module__9ORIRW__mathIntro{border-bottom:1px solid var(--vc-border);background:#f6faf6;padding:1rem}.vietnam-chess-module__9ORIRW__mathDescription{color:#374151;margin:0;font-size:.9rem;line-height:1.4}.vietnam-chess-module__9ORIRW__mathProblems{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:#16a34a #f0fdf4;max-height:400px;padding:1rem;overflow:hidden auto}.vietnam-chess-module__9ORIRW__mathProblems::-webkit-scrollbar{width:8px}.vietnam-chess-module__9ORIRW__mathProblems::-webkit-scrollbar-track{background:#f0fdf4;border-radius:4px;margin:.25rem}.vietnam-chess-module__9ORIRW__mathProblems::-webkit-scrollbar-thumb{background:linear-gradient(#16a34a 0%,#22c55e 100%);border:1px solid #f0fdf4;border-radius:4px;transition:all .3s}.vietnam-chess-module__9ORIRW__mathProblems::-webkit-scrollbar-thumb:hover{background:linear-gradient(#15803d 0%,#16a34a 100%);transform:translateY(-1px);box-shadow:0 2px 4px #16a34a4d}.vietnam-chess-module__9ORIRW__mathProblems::-webkit-scrollbar-thumb:active{background:linear-gradient(#166534 0%,#15803d 100%);transform:translateY(0);box-shadow:0 1px 2px #16a34a66}.vietnam-chess-module__9ORIRW__mathProblem{background:#f0fdf4;border-left:4px solid #16a34a;border-radius:8px;margin-bottom:1rem;padding:1rem}.vietnam-chess-module__9ORIRW__mathProblem:last-child{margin-bottom:0}.vietnam-chess-module__9ORIRW__mathProblemHeader{justify-content:space-between;align-items:flex-start;margin-bottom:.75rem;display:flex}.vietnam-chess-module__9ORIRW__mathProblemName{color:#16a34a;flex:1;font-size:1rem;font-weight:600;line-height:1.3}.vietnam-chess-module__9ORIRW__mathProblemMeta{flex-direction:column;align-items:flex-end;gap:.25rem;display:flex}.vietnam-chess-module__9ORIRW__mathDifficulty{text-transform:uppercase;letter-spacing:.5px;border-radius:12px;padding:.2rem .5rem;font-size:.75rem;font-weight:500}.vietnam-chess-module__9ORIRW__mathDifficultyEasy{color:#16a34a;background:#dcfce7}.vietnam-chess-module__9ORIRW__mathDifficultyMedium{color:#d97706;background:#fef3c7}.vietnam-chess-module__9ORIRW__mathDifficultyHard{color:#dc2626;background:#fee2e2}.vietnam-chess-module__9ORIRW__mathStatus{text-transform:uppercase;letter-spacing:.3px;border-radius:8px;padding:.15rem .4rem;font-size:.7rem;font-weight:500}.vietnam-chess-module__9ORIRW__mathStatusSolved{color:#16a34a;background:#dcfce7}.vietnam-chess-module__9ORIRW__mathStatusPartiallysolved{color:#d97706;background:#fef3c7}.vietnam-chess-module__9ORIRW__mathStatusUnsolved{color:#dc2626;background:#fee2e2}.vietnam-chess-module__9ORIRW__mathProblemDescription{color:#374151;margin:0 0 .75rem;font-size:.9rem;line-height:1.5}.vietnam-chess-module__9ORIRW__mathChessRelation{background:#4ade801a;border-left:2px solid #4ade80;border-radius:4px;flex-direction:column;gap:.25rem;padding:.5rem;display:flex}.vietnam-chess-module__9ORIRW__mathRelationLabel{color:#16a34a;font-size:.8rem;font-weight:600}.vietnam-chess-module__9ORIRW__mathRelationText{color:#374151;font-size:.85rem;font-style:italic}.vietnam-chess-module__9ORIRW__mathProblemDetails{background:#16a34a0d;border-left:3px solid #16a34a;border-radius:6px;margin:.75rem 0;padding:.75rem}.vietnam-chess-module__9ORIRW__mathDetailsLabel{color:#16a34a;margin-bottom:.5rem;font-size:.8rem;font-weight:600;display:block}.vietnam-chess-module__9ORIRW__mathDetailsText{color:#374151;margin:0;font-size:.85rem;font-style:normal;line-height:1.5}.vietnam-chess-module__9ORIRW__aiAgentSection{margin-top:1rem}.vietnam-chess-module__9ORIRW__aiContainer{border:1px solid var(--vc-border);background:#f5f5f5;border-radius:8px;overflow:hidden}.vietnam-chess-module__9ORIRW__aiConcept{border-bottom:1px solid var(--vc-border);background:#f6faf6;padding:1rem}.vietnam-chess-module__9ORIRW__aiConceptTitle{color:#16a34a;margin:0 0 .75rem;font-size:1rem;font-weight:600}.vietnam-chess-module__9ORIRW__aiConceptContent{margin-bottom:0}.vietnam-chess-module__9ORIRW__aiConceptDescription{color:#374151;margin:0 0 1rem;font-size:.9rem;line-height:1.4}.vietnam-chess-module__9ORIRW__aiFeatures{grid-template-columns:1fr;gap:.75rem;display:grid}.vietnam-chess-module__9ORIRW__aiFeature{background:#16a34a0d;border-left:3px solid #16a34a;border-radius:6px;padding:.75rem}.vietnam-chess-module__9ORIRW__aiFeatureTitle{color:#16a34a;margin:0 0 .5rem;font-size:.85rem;font-weight:600}.vietnam-chess-module__9ORIRW__aiFeatureDescription{color:#374151;margin:0;font-size:.8rem;line-height:1.4}.vietnam-chess-module__9ORIRW__aiControls{border-bottom:1px solid var(--vc-border);background:#f6faf6;padding:1rem}.vietnam-chess-module__9ORIRW__aiToggleButton{cursor:pointer;border:none;border-radius:6px;justify-content:center;align-items:center;gap:.5rem;width:100%;padding:.75rem 1rem;font-size:.9rem;font-weight:600;transition:all .3s;display:flex}.vietnam-chess-module__9ORIRW__aiInactive{color:#fff;background:linear-gradient(135deg,#2dbd60 0%,#3fc973 100%);box-shadow:0 2px 4px #2dbd6033}.vietnam-chess-module__9ORIRW__aiInactive:hover:not(:disabled){background:linear-gradient(135deg,#26a852 0%,#2dbd60 100%);transform:translateY(-1px);box-shadow:0 4px 8px #2dbd604d}.vietnam-chess-module__9ORIRW__aiActive{color:#fff;background:linear-gradient(135deg,#8b4513 0%,sienna 100%);box-shadow:0 2px 4px #8b451333}.vietnam-chess-module__9ORIRW__aiActive:hover:not(:disabled){background:linear-gradient(135deg,#704214 0%,#8b4513 100%);transform:translateY(-1px);box-shadow:0 4px 8px #8b45134d}.vietnam-chess-module__9ORIRW__aiToggleButton:disabled{opacity:.7;cursor:not-allowed;transform:none}.vietnam-chess-module__9ORIRW__aiIcon{font-size:1.2rem}.vietnam-chess-module__9ORIRW__aiSpinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:16px;height:16px;animation:1s linear infinite vietnam-chess-module__9ORIRW__spin}@keyframes vietnam-chess-module__9ORIRW__spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.vietnam-chess-module__9ORIRW__aiAnalysis{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:#16a34a #f0fdf4;max-height:400px;padding:1rem;overflow:hidden auto}.vietnam-chess-module__9ORIRW__aiAnalysis::-webkit-scrollbar{width:8px}.vietnam-chess-module__9ORIRW__aiAnalysis::-webkit-scrollbar-track{background:#f0fdf4;border-radius:4px;margin:.25rem}.vietnam-chess-module__9ORIRW__aiAnalysis::-webkit-scrollbar-thumb{background:linear-gradient(#16a34a 0%,#22c55e 100%);border:1px solid #f0fdf4;border-radius:4px;transition:all .3s}.vietnam-chess-module__9ORIRW__aiAnalysis::-webkit-scrollbar-thumb:hover{background:linear-gradient(#15803d 0%,#16a34a 100%);transform:translateY(-1px);box-shadow:0 2px 4px #16a34a4d}.vietnam-chess-module__9ORIRW__aiStatus{background:#16a34a0d;border-left:3px solid #16a34a;border-radius:4px;align-items:center;gap:.5rem;margin-bottom:1rem;padding:.5rem;display:flex}.vietnam-chess-module__9ORIRW__aiStatusLabel{color:#16a34a;font-size:.8rem;font-weight:600}.vietnam-chess-module__9ORIRW__aiStatusText{color:#374151;font-size:.85rem;font-style:italic}.vietnam-chess-module__9ORIRW__aiSuggestion{background:#f0fdf4;border-left:4px solid #16a34a;border-radius:8px;margin-bottom:1rem;padding:1rem}.vietnam-chess-module__9ORIRW__aiSuggestionHeader{justify-content:space-between;align-items:center;margin-bottom:.75rem;display:flex}.vietnam-chess-module__9ORIRW__aiSuggestionLabel{color:#16a34a;font-size:.9rem;font-weight:600}.vietnam-chess-module__9ORIRW__aiConfidence{text-transform:uppercase;letter-spacing:.5px;border-radius:12px;padding:.2rem .5rem;font-size:.75rem;font-weight:500}.vietnam-chess-module__9ORIRW__highConfidence{color:#16a34a;background:#dcfce7}.vietnam-chess-module__9ORIRW__mediumConfidence{color:#d97706;background:#fef3c7}.vietnam-chess-module__9ORIRW__lowConfidence{color:#dc2626;background:#fee2e2}.vietnam-chess-module__9ORIRW__aiMove{text-align:center;background:#16a34a1a;border:1px solid #16a34a33;border-radius:6px;margin-bottom:.75rem;padding:.75rem}.vietnam-chess-module__9ORIRW__aiMoveNotation{color:#16a34a;letter-spacing:1px;font-family:Courier New,monospace;font-size:1.2rem;font-weight:700}.vietnam-chess-module__9ORIRW__aiReasoning{margin-top:.75rem}.vietnam-chess-module__9ORIRW__aiReasoningLabel{color:#16a34a;margin-bottom:.5rem;font-size:.8rem;font-weight:600;display:block}.vietnam-chess-module__9ORIRW__aiReasoningText{color:#374151;margin:0;font-size:.85rem;font-style:normal;line-height:1.5}.vietnam-chess-module__9ORIRW__aiTimestamp{text-align:right;color:#6b7280;border-top:1px solid #6b728033;margin-top:.5rem;padding-top:.5rem;font-size:.75rem;font-style:italic}.vietnam-chess-module__9ORIRW__guestsSection{margin-top:1rem}.vietnam-chess-module__9ORIRW__guestsContainer{border:1px solid var(--vc-border);background:#f5f5f5;border-radius:8px;overflow:hidden}.vietnam-chess-module__9ORIRW__guestsStats{border-bottom:1px solid var(--vc-border);background:#f6faf6;justify-content:space-around;padding:1rem;display:flex}.vietnam-chess-module__9ORIRW__guestStat{text-align:center;padding:.5rem}.vietnam-chess-module__9ORIRW__guestStatNumber{color:#16a34a;margin-bottom:.25rem;font-size:1.5rem;font-weight:700;display:block}.vietnam-chess-module__9ORIRW__guestStatLabel{color:#6b7280;text-transform:uppercase;letter-spacing:.5px;font-size:.75rem}.vietnam-chess-module__9ORIRW__guestsList{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:#16a34a #f5f5f5;max-height:500px;padding:1rem;overflow:hidden auto}.vietnam-chess-module__9ORIRW__guestsList::-webkit-scrollbar{width:8px}.vietnam-chess-module__9ORIRW__guestsList::-webkit-scrollbar-track{background:#f5f5f5;border-radius:4px;margin:.25rem}.vietnam-chess-module__9ORIRW__guestsList::-webkit-scrollbar-thumb{background:linear-gradient(#16a34a 0%,#22c55e 100%);border:1px solid #f5f5f5;border-radius:4px;transition:all .3s}.vietnam-chess-module__9ORIRW__guestsList::-webkit-scrollbar-thumb:hover{background:linear-gradient(#15803d 0%,#16a34a 100%);transform:translateY(-1px);box-shadow:0 2px 4px #16a34a4d}.vietnam-chess-module__9ORIRW__guestsHeader{border-bottom:1px solid var(--vc-border);justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:.75rem;display:flex}.vietnam-chess-module__9ORIRW__guestsHeaderText{color:#374151;font-size:.9rem;font-weight:600}.vietnam-chess-module__9ORIRW__liveIndicator{background:#ef44441a;border:1px solid #ef444433;border-radius:12px;align-items:center;gap:.5rem;padding:.25rem .75rem;display:flex}.vietnam-chess-module__9ORIRW__liveDot{background:#ef4444;border-radius:50%;width:8px;height:8px;animation:2s infinite vietnam-chess-module__9ORIRW__pulse}.vietnam-chess-module__9ORIRW__liveText{color:#ef4444;text-transform:uppercase;letter-spacing:.5px;font-size:.7rem;font-weight:600}.vietnam-chess-module__9ORIRW__guestsGrid{grid-template-columns:1fr;gap:.75rem;display:grid}.vietnam-chess-module__9ORIRW__guestCard{border:1px solid var(--vc-border);background:#fff;border-radius:6px;padding:.75rem;transition:all .3s}.vietnam-chess-module__9ORIRW__guestCard:hover{border-color:#16a34a;transform:translateY(-1px);box-shadow:0 2px 8px #0000001a}.vietnam-chess-module__9ORIRW__guestAccessInfo{justify-content:space-between;align-items:center;margin-bottom:.5rem;display:flex}.vietnam-chess-module__9ORIRW__guestLocationHeader{align-items:center;gap:.5rem;display:flex}.vietnam-chess-module__9ORIRW__guestFlag{font-size:1.2rem}.vietnam-chess-module__9ORIRW__guestCity{color:#374151;font-size:.85rem;font-weight:600}.vietnam-chess-module__9ORIRW__guestCountry{color:#6b7280;text-transform:uppercase;letter-spacing:.5px;margin-left:.25rem;font-size:.65rem}.vietnam-chess-module__9ORIRW__guestStatus{border-radius:12px;align-items:center;gap:.25rem;padding:.2rem .5rem;font-size:.7rem;font-weight:500;display:flex}.vietnam-chess-module__9ORIRW__guestOnline{color:#16a34a;background:#22c55e1a;border:1px solid #22c55e33}.vietnam-chess-module__9ORIRW__guestAway{color:#6b7280;background:#6b72801a;border:1px solid #6b728033}.vietnam-chess-module__9ORIRW__statusDot{background:currentColor;border-radius:50%;width:6px;height:6px}.vietnam-chess-module__9ORIRW__statusText{text-transform:uppercase;letter-spacing:.5px}.vietnam-chess-module__9ORIRW__guestAccessDetails{justify-content:flex-end;align-items:center;font-size:.75rem;display:flex}.vietnam-chess-module__9ORIRW__guestTechInfo{align-items:center;gap:.75rem;display:flex}.vietnam-chess-module__9ORIRW__guestIP{color:#6b7280;font-family:Courier New,monospace;font-size:.7rem}.vietnam-chess-module__9ORIRW__guestTime{color:#6b7280;font-size:.65rem}.vietnam-chess-module__9ORIRW__statusDot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.vietnam-chess-module__9ORIRW__statusDotOnline{background:#4caf50;box-shadow:0 0 4px #4caf5088}.vietnam-chess-module__9ORIRW__statusDotPlaying{background:#ff9800;box-shadow:0 0 4px #ff980088}.vietnam-chess-module__9ORIRW__statusDotIdle{background:#555570}.vietnam-chess-module__9ORIRW__timeControlRow{flex-wrap:wrap;justify-content:center;align-items:center;gap:.35rem;width:100%;margin-top:.3rem;display:flex}.vietnam-chess-module__9ORIRW__tcPill{border:1px solid var(--vc-border-cell);background:var(--vc-button-bg);color:var(--vc-text-muted);cursor:pointer;border-radius:999px;padding:.18rem .55rem;font-size:.72rem;font-weight:600;line-height:1.5;transition:background .15s,color .15s,border-color .15s}.vietnam-chess-module__9ORIRW__tcPill:hover:not(:disabled){background:var(--vc-cell-plain);color:var(--vc-text);border-color:var(--vc-text-muted)}.vietnam-chess-module__9ORIRW__tcPillActive{color:#b6f0b6;background:#2e6b2e;border-color:#4caf50}.vietnam-chess-module__9ORIRW__tcPill:disabled{opacity:.45;cursor:not-allowed}.vietnam-chess-module__9ORIRW__btnResign{color:#faa!important;background:#5a1a1a!important;border-color:#8b3333!important}.vietnam-chess-module__9ORIRW__btnResign:hover:not(:disabled){background:#7a2020!important}.vietnam-chess-module__9ORIRW__btnDraw{color:#ffffa0!important;background:#3a3a1a!important;border-color:#7a7a20!important}.vietnam-chess-module__9ORIRW__btnDraw:hover:not(:disabled){background:#555520!important}.vietnam-chess-module__9ORIRW__btnFlip{color:#a0c8ff!important;background:#1a2a3a!important;border-color:#2a5a8a!important}.vietnam-chess-module__9ORIRW__btnFlip:hover:not(:disabled){background:#1e3a5a!important}.vietnam-chess-module__9ORIRW__btnStopAtkDef{color:#ffd4a8!important;background:#4a3018!important;border-color:#8a5a2a!important}.vietnam-chess-module__9ORIRW__btnStopAtkDef:hover:not(:disabled){background:#5c3c20!important}.vietnam-chess-module__9ORIRW__btnResumeAtkDef{color:#a8ffd4!important;background:#1a3a2a!important;border-color:#2a8a5a!important}.vietnam-chess-module__9ORIRW__btnResumeAtkDef:hover:not(:disabled){background:#205040!important}.vietnam-chess-module__9ORIRW__playerCard{background:var(--vc-button-bg);border:1px solid #0000;border-radius:6px;justify-content:space-between;align-items:center;margin-bottom:.15rem;padding:.4rem .6rem;transition:border-color .2s,background .2s;display:flex}.vietnam-chess-module__9ORIRW__playerCardActive{background:#1a2a1a;border-color:#4caf5066}.vietnam-chess-module__9ORIRW__playerCardLeft{align-items:center;gap:.5rem;min-width:0;display:flex}.vietnam-chess-module__9ORIRW__playerAvatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:2rem;height:2rem;font-size:.85rem;font-weight:700;display:inline-flex}.vietnam-chess-module__9ORIRW__playerAvatarRed{color:#faa;background:#5c1a1a;border:1px solid #9c3333}.vietnam-chess-module__9ORIRW__playerAvatarBlack{color:#aae;background:#1a1a2a;border:1px solid #336}.vietnam-chess-module__9ORIRW__playerCardInfo{flex-direction:column;gap:.15rem;min-width:0;display:flex}.vietnam-chess-module__9ORIRW__playerCardName{color:var(--vc-text);align-items:center;gap:.4rem;font-size:.82rem;font-weight:600;display:flex}.vietnam-chess-module__9ORIRW__playerCardRating{color:var(--vc-text-muted);font-variant-numeric:tabular-nums;font-size:.72rem;font-weight:400}.vietnam-chess-module__9ORIRW__capturedRow{flex-wrap:wrap;gap:.15rem;min-height:1rem;display:flex}.vietnam-chess-module__9ORIRW__capturedChip{color:var(--vc-text-muted);background:#2a2a3a;border:1px solid #44445a;border-radius:3px;padding:.05rem .25rem;font-size:.62rem;font-weight:600;line-height:1.4}.vietnam-chess-module__9ORIRW__clock{letter-spacing:.04em;border:1.5px solid var(--vc-border-cell);text-align:center;font-variant-numeric:tabular-nums;background:#111;border-radius:5px;flex-shrink:0;min-width:4.5rem;padding:.2rem .6rem;font-family:Courier New,monospace;font-size:1.3rem;font-weight:700;transition:color .2s,border-color .2s,background .2s}.vietnam-chess-module__9ORIRW__clockActive{color:#e8e040;background:#1a1a00;border-color:#a8a020;animation:1s ease-in-out infinite alternate vietnam-chess-module__9ORIRW__clockPulse}.vietnam-chess-module__9ORIRW__clockInactive{color:#666;background:#0d0d0d;border-color:#333}@keyframes vietnam-chess-module__9ORIRW__clockPulse{0%{opacity:1}to{opacity:.75}}.vietnam-chess-module__9ORIRW__moveHistorySection{margin-bottom:.25rem}.vietnam-chess-module__9ORIRW__moveHistoryList{scrollbar-width:thin;scrollbar-color:#444 transparent;max-height:9rem;padding-right:.25rem;overflow-y:auto}.vietnam-chess-module__9ORIRW__moveHistoryEmpty{color:var(--vc-text-muted);padding:.2rem 0;font-size:.75rem;font-style:italic}.vietnam-chess-module__9ORIRW__moveHistoryOl{flex-direction:column;gap:.1rem;margin:0;padding:0;list-style:none;display:flex}.vietnam-chess-module__9ORIRW__moveHistoryRow{border-radius:3px;align-items:baseline;gap:.3rem;padding:.1rem .2rem;font-size:.73rem;display:flex}.vietnam-chess-module__9ORIRW__moveHistoryRow:nth-child(2n){background:#1a1a22}.vietnam-chess-module__9ORIRW__moveNum{color:var(--vc-text-muted);font-variant-numeric:tabular-nums;flex-shrink:0;min-width:1.4rem}.vietnam-chess-module__9ORIRW__moveEntry{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-family:Courier New,monospace;font-weight:500;overflow:hidden}.vietnam-chess-module__9ORIRW__moveEntryBlack{color:#aae}.vietnam-chess-module__9ORIRW__moveEntryRed{color:#faa}.vietnam-chess-module__9ORIRW__tacticsBook{border:1px solid var(--vc-border-cell);background:#161610;border-radius:6px;align-items:stretch;width:min(90vw,675px);min-height:200px;margin-top:1.5rem;display:flex;overflow:hidden;box-shadow:0 4px 24px #00000080,inset 0 1px #ffffff0a}.vietnam-chess-module__9ORIRW__bookNavBtn{width:2.8rem;color:var(--vc-text-muted);cursor:pointer;background:#00000040;border:none;flex-shrink:0;justify-content:center;align-items:center;font-size:1.6rem;line-height:1;transition:background .15s,color .15s;display:flex}.vietnam-chess-module__9ORIRW__bookNavBtn:hover:not(:disabled){color:var(--vc-text);background:#ffffff0f}.vietnam-chess-module__9ORIRW__bookNavBtn:disabled{opacity:.2;cursor:default}.vietnam-chess-module__9ORIRW__bookPages{flex:1;min-width:0;display:flex}.vietnam-chess-module__9ORIRW__bookPageLeft{background:#ffffff05;border-right:1px solid #ffffff0f;flex-direction:column;flex:0 0 28%;justify-content:center;align-items:center;gap:.35rem;padding:1.25rem 1rem;display:flex}.vietnam-chess-module__9ORIRW__bookSpine{background:linear-gradient(90deg,#0000008c 0%,#ffffff0f 40%,#ffffff1a 50%,#ffffff0f 60%,#0000008c 100%);flex-shrink:0;width:5px}.vietnam-chess-module__9ORIRW__bookPageRight{flex-direction:column;flex:1;gap:.55rem;min-width:0;padding:1.25rem 1.5rem 1rem;display:flex}.vietnam-chess-module__9ORIRW__bookChapterLabel{letter-spacing:.12em;text-transform:uppercase;color:var(--vc-text-muted);opacity:.7;font-size:.62rem;font-weight:700}.vietnam-chess-module__9ORIRW__bookPageIcon{filter:drop-shadow(0 2px 6px #0009);font-size:3rem;line-height:1}.vietnam-chess-module__9ORIRW__bookChapterTitle{color:var(--vc-text);text-align:center;font-size:.78rem;font-weight:600}.vietnam-chess-module__9ORIRW__bookPageNum{color:var(--vc-text-muted);opacity:.55;font-variant-numeric:tabular-nums;margin-top:.25rem;font-size:.62rem}.vietnam-chess-module__9ORIRW__bookTitle{color:var(--vc-text);margin:0;font-size:1rem;font-weight:700;line-height:1.3}.vietnam-chess-module__9ORIRW__bookBody{color:var(--vc-text-muted);flex:1;margin:0;font-size:.8rem;line-height:1.65}.vietnam-chess-module__9ORIRW__bookTip{color:var(--vc-text-muted);background:#c8a03c14;border-left:3px solid #b8902a;border-radius:0 4px 4px 0;padding:.5rem .75rem;font-size:.76rem;line-height:1.5}.vietnam-chess-module__9ORIRW__bookTip strong{color:#c8a040;margin-right:.25rem}@media (max-width:540px){.vietnam-chess-module__9ORIRW__bookPageLeft,.vietnam-chess-module__9ORIRW__bookSpine{display:none}.vietnam-chess-module__9ORIRW__bookNavBtn{width:2rem;font-size:1.3rem}}.vietnam-chess-module__9ORIRW__notionArticle{width:min(90vw,675px);color:var(--vc-text-muted);background:#17181c;border:1px solid #ffffff12;border-radius:8px;margin-top:2.5rem;padding:2rem 2.25rem 2.5rem;font-size:.875rem;line-height:1.75;box-shadow:0 2px 20px #0006}.vietnam-chess-module__9ORIRW__notionHeader{align-items:flex-start;gap:1rem;margin-bottom:.25rem;display:flex}.vietnam-chess-module__9ORIRW__notionEmojiIcon{color:var(--vc-accent);filter:drop-shadow(0 2px 6px #00000080);flex-shrink:0;justify-content:center;align-items:center;margin-top:.15rem;font-size:2.6rem;line-height:1;display:flex}.vietnam-chess-module__9ORIRW__notionTitle{color:var(--vc-text);letter-spacing:-.01em;margin:0 0 .2rem;font-size:1.55rem;font-weight:700;line-height:1.2}.vietnam-chess-module__9ORIRW__notionSubtitle{color:var(--vc-text-muted);opacity:.6;letter-spacing:.04em;text-transform:uppercase;margin:0;font-size:.78rem;font-weight:500}.vietnam-chess-module__9ORIRW__notionLangToggle{background:#ffffff0d;border-radius:4px;flex-shrink:0;align-self:center;gap:2px;margin-left:auto;display:flex;overflow:hidden}.vietnam-chess-module__9ORIRW__notionLangToggle button{letter-spacing:.05em;color:var(--vc-text-muted);cursor:pointer;opacity:.5;background:0 0;border:none;padding:.2rem .55rem;font-size:.65rem;font-weight:600;transition:opacity .15s,background .15s}.vietnam-chess-module__9ORIRW__notionLangToggle button:hover{opacity:.8}.vietnam-chess-module__9ORIRW__customTooltip{color:#fff;z-index:9999;pointer-events:none;white-space:pre-wrap;word-wrap:break-word;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);clip-path:polygon(0 0,calc(100% - 20px) 0,100% 20px,100% 100%,0 100%);background:linear-gradient(135deg,#000000f2 0%,#141414f2 100%);border:2px solid #ffd70099;border-radius:8px;min-width:350px;max-width:450px;padding:1.25rem 1.5rem;font-size:.85rem;font-weight:500;line-height:1.7;position:relative;transform:translateY(-10px);box-shadow:0 10px 40px #0009,0 0 0 1px #ffd70033,inset 0 1px #ffffff1a}.vietnam-chess-module__9ORIRW__notionDivider{background:#ffffff12;height:1px;margin:1.25rem 0 1.5rem}.vietnam-chess-module__9ORIRW__notionLead{color:var(--vc-text);opacity:.9;margin:0 0 1.5rem;font-size:.95rem;line-height:1.7}.vietnam-chess-module__9ORIRW__notionH3{color:var(--vc-text);letter-spacing:-.005em;align-items:center;gap:.45rem;margin:1.75rem 0 .5rem;font-size:1rem;font-weight:600;display:flex}.vietnam-chess-module__9ORIRW__notionBody{color:var(--vc-text-muted);margin:0 0 1rem}.vietnam-chess-module__9ORIRW__notionCallout{background:#ffffff0a;border:1px solid #ffffff14;border-radius:6px;align-items:flex-start;gap:.75rem;margin:.5rem 0 1.25rem;padding:.85rem 1rem;display:flex}.vietnam-chess-module__9ORIRW__notionCalloutIcon{color:#c8a040;flex-shrink:0;margin-top:.05rem;font-size:1.2rem;display:flex}.vietnam-chess-module__9ORIRW__notionCallout p{color:var(--vc-text-muted);margin:0;font-size:.845rem;line-height:1.65}.vietnam-chess-module__9ORIRW__notionList{flex-direction:column;gap:.4rem;margin:.25rem 0 1.1rem;padding-left:1.4rem;display:flex}.vietnam-chess-module__9ORIRW__notionList li{line-height:1.6}.vietnam-chess-module__9ORIRW__notionFormula{text-align:center;color:#c8a040;letter-spacing:.03em;background:#00000059;border:1px solid #ffffff14;border-radius:6px;margin:.5rem 0 1rem;padding:.85rem 1.25rem;font-family:SF Mono,Fira Mono,Consolas,monospace;font-size:.88rem}.vietnam-chess-module__9ORIRW__notionCode{color:#e0c080;background:#ffffff12;border:1px solid #ffffff1a;border-radius:3px;padding:.1em .4em;font-family:SF Mono,Fira Mono,Consolas,monospace;font-size:.8em}.vietnam-chess-module__9ORIRW__notionTable{border:1px solid #ffffff14;border-radius:6px;margin:.5rem 0 1.25rem;overflow:hidden}.vietnam-chess-module__9ORIRW__notionTableRow{border-bottom:1px solid #ffffff0d;grid-template-columns:160px 1fr;gap:0;font-size:.83rem;display:grid}.vietnam-chess-module__9ORIRW__notionTableRow:last-child{border-bottom:none}.vietnam-chess-module__9ORIRW__notionTableRow span{padding:.5rem .9rem}.vietnam-chess-module__9ORIRW__notionTableRow span:first-child{border-right:1px solid #ffffff0d}.vietnam-chess-module__9ORIRW__notionTableHead{letter-spacing:.06em;text-transform:uppercase;color:var(--vc-text-muted);opacity:.7;background:#ffffff0a;font-size:.75rem;font-weight:600}.vietnam-chess-module__9ORIRW__notionQuote{color:var(--vc-text-muted);background:#c8a03c0a;border-left:3px solid #b8902a;border-radius:0 4px 4px 0;margin:1rem 0;padding:.6rem 1rem;font-size:.88rem;font-style:italic;line-height:1.65}.vietnam-chess-module__9ORIRW__notionFootnote{opacity:.6;margin-top:.5rem;font-size:.8rem}.vietnam-chess-module__9ORIRW__pageBillboard{background:#0000001a;justify-content:center;align-items:center;margin-top:1rem;padding:2rem 1rem;display:flex}.vietnam-chess-module__9ORIRW__cellBillboard{z-index:5;pointer-events:none;background:linear-gradient(135deg,#8b8680 0%,#696969 50%,#8b8680 100%);border:1px solid #4a4a4a;border-radius:2px;justify-content:center;align-items:center;display:flex;position:absolute;inset:0;overflow:hidden}.vietnam-chess-module__9ORIRW__cellBillboard3DHorizontal{z-index:10;pointer-events:none;justify-content:center;align-items:center;display:flex;position:absolute;inset:0 -100% 0 0;overflow:visible}.vietnam-chess-module__9ORIRW__cellBillboard3DHorizontal canvas{width:200%!important;max-width:none!important;height:100%!important;max-height:none!important}.vietnam-chess-module__9ORIRW__cellBillboard3DVertical{z-index:10;pointer-events:none;justify-content:center;align-items:center;display:flex;position:absolute;inset:0 0 -100%;overflow:visible}.vietnam-chess-module__9ORIRW__cellBillboard3DVertical canvas{width:100%!important;max-width:none!important;height:200%!important;max-height:none!important}.vietnam-chess-module__9ORIRW__cellBillboardOverlay:before{content:"";z-index:4;pointer-events:none;background:#ff6b354d;border:2px solid #ff6b3580;position:absolute;inset:0}.vietnam-chess-module__9ORIRW__cellPurpleBorder{box-shadow:0 0 8px #ffffff1a;border:3px solid var(--vc-border-cell)!important}.vietnam-chess-module__9ORIRW__billboardFormatRow{background:#ffffff0d;border:1px solid #ffffff1a;border-radius:12px;justify-content:space-between;align-items:center;gap:20px;margin:30px 0;padding:20px;display:flex}.vietnam-chess-module__9ORIRW__billboardFormatOption{flex-direction:column;flex:1;align-items:center;gap:12px;display:flex}.vietnam-chess-module__9ORIRW__billboardFormatLabel{color:#fff;text-align:center;background:#ffffff1a;border:1px solid #fff3;border-radius:20px;padding:8px 16px;font-size:14px;font-weight:600}.vietnam-chess-module__9ORIRW__billboardFormatPreview{background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 100%);border:2px solid #ffffff1a;border-radius:8px;justify-content:center;align-items:center;width:100%;height:120px;display:flex;position:relative;overflow:hidden}.vietnam-chess-module__9ORIRW__billboardLeftFormat{background:linear-gradient(90deg,#2a2a2a 0%,#3a3a3a 50%,#2a2a2a 100%);justify-content:flex-start;align-items:center;width:100%;height:100%;padding-left:20px;display:flex;position:relative;overflow:hidden}.vietnam-chess-module__9ORIRW__billboardLeftFormat:before{content:"";background:repeating-linear-gradient(45deg,#0000,#0000 10px,#ffffff0d 10px 20px);position:absolute;inset:0}.vietnam-chess-module__9ORIRW__billboardLeftText{color:#fff;text-shadow:2px 2px 4px #00000080;letter-spacing:-1px;text-transform:uppercase;z-index:2;font-size:24px;font-weight:900;position:relative}.vietnam-chess-module__9ORIRW__billboardLeftSubtext{color:#fff;text-shadow:1px 1px 2px #00000080;z-index:2;margin-top:4px;font-size:14px;font-style:italic;font-weight:600;position:relative}.vietnam-chess-module__9ORIRW__billboardRightFormat{background:linear-gradient(135deg,#f0f0f0 0%,#e8e8e8 25%,#d1d1d1 50%,#e8e8e8 75%,#f0f0f0 100%);justify-content:flex-end;align-items:center;width:100%;height:100%;padding-right:20px;display:flex;position:relative;overflow:hidden;box-shadow:inset 0 2px 4px #0000001a,0 1px 2px #0000000d}.vietnam-chess-module__9ORIRW__billboardRightFormat:before{content:"";background:repeating-linear-gradient(45deg,#0000,#0000 8px,#ffffff4d 8px 16px);position:absolute;inset:0}.vietnam-chess-module__9ORIRW__billboardRightText{color:#1d1d1f;text-shadow:0 1px 2px #0000001a;letter-spacing:-1px;text-transform:uppercase;z-index:2;font-size:24px;font-weight:900;position:relative}.vietnam-chess-module__9ORIRW__billboardRightSubtext{color:#424245;text-shadow:0 1px 1px #0000000d;z-index:2;margin-top:4px;font-size:14px;font-style:italic;font-weight:600;position:relative}.vietnam-chess-module__9ORIRW__cellBillboard:before{content:"";pointer-events:none;background:repeating-linear-gradient(90deg,#0000,#0000 1px,#ffffff0d 1px 2px),repeating-linear-gradient(0deg,#0000,#0000 1px,#0000001a 1px 2px);position:absolute;inset:0}.vietnam-chess-module__9ORIRW__cellBillboardContent{z-index:2;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;padding:2px;display:flex;position:relative}.vietnam-chess-module__9ORIRW__cellBillboardText{color:#fff;text-shadow:0 1px 2px #000c;letter-spacing:-.2px;text-transform:uppercase;font-size:.5rem;font-weight:900;line-height:1;animation:2s ease-in-out infinite alternate vietnam-chess-module__9ORIRW__cellBillboardGlow}.vietnam-chess-module__9ORIRW__cellBillboardSubtext{color:#fff;text-shadow:0 1px 2px #000c;opacity:.9;margin-top:1px;font-size:.35rem;font-style:italic;font-weight:700;line-height:1;animation:2s ease-in-out infinite alternate vietnam-chess-module__9ORIRW__cellBillboardGlow}@keyframes vietnam-chess-module__9ORIRW__cellBillboardGlow{0%{text-shadow:0 1px 2px #000c,0 0 4px #ffffff1a}to{text-shadow:0 1px 2px #000c,0 0 8px #fff3}}.vietnam-chess-module__9ORIRW__billboard{color:#fff;text-align:center;pointer-events:none;z-index:10;background:linear-gradient(135deg,#8b8680 0%,#696969 25%,#7d7d7d 50%,#696969 75%,#8b8680 100%),repeating-linear-gradient(45deg,#0000,#0000 2px,#0000001a 2px 4px);border:3px solid #4a4a4a;border-radius:2px;flex-direction:column;justify-content:center;align-items:center;width:70px;height:120px;font-family:Arial Black,Arial,sans-serif;font-weight:900;line-height:1.1;display:flex;position:relative;overflow:hidden;box-shadow:0 8px 16px #0006,inset 0 1px #ffffff1a,inset 0 -1px #0000004d}.vietnam-chess-module__9ORIRW__billboard:before{content:"";pointer-events:none;z-index:1;background:radial-gradient(circle at 20% 20%,#ffffff1a 0%,#0000 50%),radial-gradient(circle at 80% 80%,#0003 0%,#0000 50%),repeating-linear-gradient(90deg,#0000,#0000 1px,#0000000d 1px 2px),repeating-linear-gradient(0deg,#0000,#0000 1px,#0000000d 1px 2px);position:absolute;inset:0}.vietnam-chess-module__9ORIRW__billboard:after{content:"";pointer-events:none;z-index:2;background:repeating-conic-gradient(#0000 0deg,#ffffff05 45deg,#0000 90deg);position:absolute;inset:0}.vietnam-chess-module__9ORIRW__billboardFrame{background:linear-gradient(135deg,#2a2a2a 0%,#1a1a1a 100%);border:2px solid #3a3a3a;border-radius:1px;justify-content:center;align-items:center;display:flex;position:absolute;inset:8px;overflow:hidden;box-shadow:inset 0 2px 4px #00000080,inset 0 -1px #ffffff0d}.vietnam-chess-module__9ORIRW__billboardFrame:before{content:"";pointer-events:none;background:repeating-linear-gradient(90deg,#0000,#0000 4px,#ffffff08 4px 8px),repeating-linear-gradient(0deg,#0000,#0000 4px,#ffffff05 4px 8px);position:absolute;inset:0}.vietnam-chess-module__9ORIRW__billboardContent{z-index:3;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;padding:12px 6px;display:flex;position:relative}.vietnam-chess-module__9ORIRW__billboardText{color:#fff;text-shadow:0 2px 4px #000c,0 0 8px #0009;letter-spacing:-.3px;text-transform:uppercase;margin-bottom:8px;font-size:.9rem;font-weight:900;line-height:1.1;animation:4s ease-in-out infinite alternate vietnam-chess-module__9ORIRW__concreteTextGlow}.vietnam-chess-module__9ORIRW__billboardSubtext{color:#fff;text-shadow:0 1px 3px #000c,0 0 6px #00000080;opacity:.9;margin-top:2px;font-size:.55rem;font-style:italic;font-weight:700;line-height:1.1;animation:4s ease-in-out infinite alternate vietnam-chess-module__9ORIRW__concreteSubtextGlow}@keyframes vietnam-chess-module__9ORIRW__concreteTextGlow{0%{text-shadow:0 2px 4px #000c,0 0 8px #0009,0 0 12px #ffffff1a}to{text-shadow:0 2px 4px #000c,0 0 10px #000000b3,0 0 20px #fff3}}@keyframes vietnam-chess-module__9ORIRW__concreteSubtextGlow{0%{text-shadow:0 1px 3px #000c,0 0 6px #00000080,0 0 8px #ffffff14}to{text-shadow:0 1px 3px #000c,0 0 8px #0009,0 0 15px #ffffff26}}.vietnam-chess-module__9ORIRW__advertisingSection{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:linear-gradient(135deg,#8b86801a 0%,#6969690d 100%);border:2px solid #8b86804d;border-radius:12px;margin:2rem 0;padding:2rem;box-shadow:0 8px 32px #0000001a,inset 0 1px #ffffff1a}.vietnam-chess-module__9ORIRW__advertisingHeader{align-items:center;gap:1rem;margin-bottom:1.5rem;display:flex}.vietnam-chess-module__9ORIRW__advertisingIcon{color:#8b8680;filter:drop-shadow(0 2px 4px #0000004d);font-size:2.5rem}.vietnam-chess-module__9ORIRW__advertisingTitle{color:#fff;text-shadow:0 2px 4px #00000080;margin:0 0 .5rem;font-size:1.8rem;font-weight:800;line-height:1.2}.vietnam-chess-module__9ORIRW__advertisingSubtitle{color:#e8eee4e6;text-shadow:0 1px 2px #0000004d;margin:0;font-size:1.1rem;font-weight:500}.vietnam-chess-module__9ORIRW__advertisingDivider{background:linear-gradient(90deg,#0000,#8b868080,#0000);height:2px;margin:2rem 0}.vietnam-chess-module__9ORIRW__advertisingContent{flex-direction:column;gap:2rem;display:flex}.vietnam-chess-module__9ORIRW__advertisingFeature{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#2a2a2a4d;border:1px solid #8b868033;border-radius:8px;padding:1.5rem}.vietnam-chess-module__9ORIRW__advertisingFeatureTitle{color:#fff;text-shadow:0 1px 2px #00000080;margin:0 0 1rem;font-size:1.3rem;font-weight:700}.vietnam-chess-module__9ORIRW__advertisingFeatureText{color:#e8eee4d9;text-shadow:0 1px 2px #0000004d;margin:0;font-size:1rem;line-height:1.6}.vietnam-chess-module__9ORIRW__advertisingCTA{text-align:center;background:linear-gradient(135deg,#ff6b3533 0%,#e74c3c1a 100%);border:2px solid #ff6b354d;border-radius:12px;padding:2rem;box-shadow:0 4px 16px #ff6b3533,inset 0 1px #ffffff1a}.vietnam-chess-module__9ORIRW__advertisingCTATitle{color:#fff;text-shadow:0 2px 4px #00000080;margin:0 0 1rem;font-size:1.5rem;font-weight:800}.vietnam-chess-module__9ORIRW__advertisingCTAText{color:#e8eee4e6;text-shadow:0 1px 2px #0000004d;margin:0 0 2rem;font-size:1.1rem;line-height:1.6}.vietnam-chess-module__9ORIRW__advertisingButtons{flex-wrap:wrap;justify-content:center;gap:1rem;display:flex}.vietnam-chess-module__9ORIRW__advertisingButtonPrimary{color:#fff;cursor:pointer;text-shadow:0 1px 2px #0000004d;background:linear-gradient(135deg,#ff6b35 0%,#e74c3c 100%);border:none;border-radius:8px;padding:1rem 2rem;font-size:1rem;font-weight:700;transition:all .3s;box-shadow:0 4px 12px #ff6b3566}.vietnam-chess-module__9ORIRW__advertisingButtonPrimary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ff6b3599}.vietnam-chess-module__9ORIRW__advertisingButtonSecondary{color:#fff;cursor:pointer;text-shadow:0 1px 2px #0000004d;background:0 0;border:2px solid #ffffff4d;border-radius:8px;padding:1rem 2rem;font-size:1rem;font-weight:700;transition:all .3s}.vietnam-chess-module__9ORIRW__advertisingButtonSecondary:hover{background:#ffffff1a;border-color:#ffffff80}@media (max-width:768px){.vietnam-chess-module__9ORIRW__advertisingSection{margin:1.5rem 0;padding:1.5rem}.vietnam-chess-module__9ORIRW__advertisingHeader{text-align:center;flex-direction:column;gap:.75rem}.vietnam-chess-module__9ORIRW__advertisingIcon{font-size:2rem}.vietnam-chess-module__9ORIRW__advertisingTitle{font-size:1.5rem}.vietnam-chess-module__9ORIRW__advertisingSubtitle{font-size:1rem}.vietnam-chess-module__9ORIRW__advertisingFeature{padding:1rem}.vietnam-chess-module__9ORIRW__advertisingFeatureTitle{font-size:1.1rem}.vietnam-chess-module__9ORIRW__advertisingFeatureText{font-size:.9rem}.vietnam-chess-module__9ORIRW__advertisingCTA{padding:1.5rem}.vietnam-chess-module__9ORIRW__advertisingCTATitle{font-size:1.3rem}.vietnam-chess-module__9ORIRW__advertisingCTAText{font-size:1rem}.vietnam-chess-module__9ORIRW__advertisingButtons{flex-direction:column;align-items:center}.vietnam-chess-module__9ORIRW__advertisingButtonPrimary,.vietnam-chess-module__9ORIRW__advertisingButtonSecondary{width:100%;max-width:300px}.vietnam-chess-module__9ORIRW__pageBillboard{padding:1.5rem .75rem}.vietnam-chess-module__9ORIRW__billboard{width:55px;height:90px}.vietnam-chess-module__9ORIRW__billboard:before{height:12px}.vietnam-chess-module__9ORIRW__billboard:after{height:8px}.vietnam-chess-module__9ORIRW__billboardFrame{inset:12px 3px 8px}.vietnam-chess-module__9ORIRW__billboardText{font-size:.8rem}.vietnam-chess-module__9ORIRW__billboardSubtext{font-size:.5rem}}@media (max-width:540px){.vietnam-chess-module__9ORIRW__notionArticle{padding:1.25rem 1rem 1.5rem}.vietnam-chess-module__9ORIRW__notionTitle{font-size:1.2rem}.vietnam-chess-module__9ORIRW__notionTableRow{grid-template-columns:110px 1fr}.vietnam-chess-module__9ORIRW__advertisingSection{margin:1rem 0;padding:1rem}.vietnam-chess-module__9ORIRW__advertisingTitle{font-size:1.3rem}.vietnam-chess-module__9ORIRW__advertisingSubtitle{font-size:.9rem}.vietnam-chess-module__9ORIRW__advertisingFeature{padding:.75rem}.vietnam-chess-module__9ORIRW__advertisingFeatureTitle{font-size:1rem}.vietnam-chess-module__9ORIRW__advertisingFeatureText{font-size:.85rem}.vietnam-chess-module__9ORIRW__advertisingCTA{padding:1rem}.vietnam-chess-module__9ORIRW__advertisingCTATitle{font-size:1.1rem}.vietnam-chess-module__9ORIRW__advertisingCTAText{font-size:.9rem}.vietnam-chess-module__9ORIRW__pageBillboard{padding:1rem .5rem}.vietnam-chess-module__9ORIRW__billboard{width:45px;height:75px}.vietnam-chess-module__9ORIRW__billboard:before{height:10px}.vietnam-chess-module__9ORIRW__billboard:after{height:6px}.vietnam-chess-module__9ORIRW__billboardFrame{inset:10px 2px 6px}.vietnam-chess-module__9ORIRW__billboardText{font-size:.7rem}.vietnam-chess-module__9ORIRW__billboardSubtext{font-size:.45rem}}.vietnam-chess-module__9ORIRW__pictureContainer{background:#ffffff0d;border:1px solid #ffffff1a;border-radius:8px;max-width:100%;margin-top:.5rem;padding:.5rem;overflow:hidden}.vietnam-chess-module__9ORIRW__pictureImage{object-fit:contain;border-radius:4px;width:100%;height:auto;max-height:200px;transition:transform .2s;display:block}.vietnam-chess-module__9ORIRW__pictureImage:hover{transform:scale(1.02)}.vietnam-chess-module__9ORIRW__newsContent{background:#ffffff0d;border:1px solid #ffffff1a;border-radius:12px;max-width:100%;margin-top:.5rem;padding:.75rem}.vietnam-chess-module__9ORIRW__newsPost{flex-direction:column;gap:.5rem;display:flex}.vietnam-chess-module__9ORIRW__newsText{color:#888;word-wrap:break-word;margin:0;font-size:.9rem;line-height:1.4}.vietnam-chess-module__9ORIRW__newsMeta{color:#888;justify-content:space-between;align-items:center;font-size:.8rem;display:flex}.vietnam-chess-module__9ORIRW__newsTime{color:#888}.vietnam-chess-module__9ORIRW__newsEngagement{align-items:center;gap:.5rem;display:flex}.vietnam-chess-module__9ORIRW__newsLink{color:#4a7c59;font-size:.85rem;font-weight:500;text-decoration:none;transition:color .2s}.vietnam-chess-module__9ORIRW__newsLink:hover{color:#3a5d47;text-decoration:underline}.vietnam-chess-module__9ORIRW__newsActions{gap:.5rem;margin-top:.5rem;display:flex}.vietnam-chess-module__9ORIRW__newsButton{cursor:pointer;color:#888;background:0 0;border:none;border-radius:4px;padding:.25rem;font-size:1rem;transition:all .2s}.vietnam-chess-module__9ORIRW__newsButton:hover{color:#fff;background:#ffffff1a}.vietnam-chess-module__9ORIRW__signalsSection{margin-bottom:1rem}.vietnam-chess-module__9ORIRW__signalsContainer{background:#ffffff08;border:1px solid #ffffff1a;border-radius:8px;max-height:400px;padding:.75rem;overflow:hidden auto}.vietnam-chess-module__9ORIRW__signalsContainer::-webkit-scrollbar{width:8px}.vietnam-chess-module__9ORIRW__signalsContainer::-webkit-scrollbar-track{background:#ffffff0d;border-radius:4px;margin:4px 0}.vietnam-chess-module__9ORIRW__signalsContainer::-webkit-scrollbar-thumb{background:linear-gradient(#ffffff4d 0%,#ffffff1a 100%);border:1px solid #fff3;border-radius:4px;transition:all .3s}.vietnam-chess-module__9ORIRW__signalsContainer::-webkit-scrollbar-thumb:hover{background:linear-gradient(#ffffff80 0%,#ffffff4d 100%);border-color:#fff6}.vietnam-chess-module__9ORIRW__signalsContainer::-webkit-scrollbar-thumb:active{background:linear-gradient(#fff6 0%,#fff3 100%)}.vietnam-chess-module__9ORIRW__signalsContainer{scrollbar-width:thin;scrollbar-color:#ffffff4d #ffffff0d}.vietnam-chess-module__9ORIRW__signalsContainer:hover{scrollbar-color:#ffffff80 #ffffff0d}.vietnam-chess-module__9ORIRW__signalsList{flex-direction:column;gap:.5rem;display:flex}.vietnam-chess-module__9ORIRW__signalsHeader{background:#ffffff0d;border-radius:6px;justify-content:space-between;align-items:center;margin-bottom:.75rem;padding:.5rem;display:flex}.vietnam-chess-module__9ORIRW__signalsHeaderText{color:#fff;font-size:.85rem;font-weight:600}.vietnam-chess-module__9ORIRW__signalsBadge{color:#fff;text-align:center;background:#0077b5;border-radius:12px;min-width:20px;padding:.2rem .5rem;font-size:.75rem;font-weight:600}.vietnam-chess-module__9ORIRW__signalsFeed{flex-direction:column;gap:.75rem;display:flex}.vietnam-chess-module__9ORIRW__signalCard{background:#ffffff0d;border:1px solid #ffffff14;border-radius:8px;padding:.75rem;transition:all .2s}.vietnam-chess-module__9ORIRW__signalCard:hover{background:#ffffff14;border-color:#ffffff26}.vietnam-chess-module__9ORIRW__signalAvatar{background:#ffffff1a;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;margin-bottom:.5rem;display:flex}.vietnam-chess-module__9ORIRW__signalAvatarEmoji{font-size:1.2rem}.vietnam-chess-module__9ORIRW__signalContent{flex-direction:column;gap:.5rem;display:flex}.vietnam-chess-module__9ORIRW__signalHeader{justify-content:space-between;align-items:flex-start;gap:.5rem;display:flex}.vietnam-chess-module__9ORIRW__signalUserInfo{flex-direction:column;flex:1;gap:.2rem;display:flex}.vietnam-chess-module__9ORIRW__signalName{color:#fff;font-size:.9rem;font-weight:600}.vietnam-chess-module__9ORIRW__signalTitle{color:#888;font-size:.8rem}.vietnam-chess-module__9ORIRW__signalCompany{color:#666;font-size:.75rem}.vietnam-chess-module__9ORIRW__signalTime{color:#666;white-space:nowrap;font-size:.75rem}.vietnam-chess-module__9ORIRW__signalAction{background:#0077b51a;border-left:3px solid #0077b5;border-radius:4px;padding:.5rem}.vietnam-chess-module__9ORIRW__signalActionText{color:#888;font-size:.85rem;font-style:italic}.vietnam-chess-module__9ORIRW__signalFooter{justify-content:space-between;align-items:center;gap:.5rem;display:flex}.vietnam-chess-module__9ORIRW__signalProfileLink{color:#0077b5;font-size:.8rem;font-weight:500;text-decoration:none;transition:color .2s}.vietnam-chess-module__9ORIRW__signalProfileLink:hover{color:#005885;text-decoration:underline}.vietnam-chess-module__9ORIRW__signalActions{gap:.25rem;display:flex}.vietnam-chess-module__9ORIRW__signalButton{cursor:pointer;color:#666;background:0 0;border:none;border-radius:4px;padding:.25rem;font-size:.9rem;transition:all .2s}.vietnam-chess-module__9ORIRW__signalButton:hover{color:#fff;background:#ffffff1a}.vietnam-chess-module__9ORIRW__dropdownContainer{align-items:center;gap:.5rem;margin-top:.5rem;display:flex}.vietnam-chess-module__9ORIRW__beautifulDropdown{min-width:140px;position:relative}.vietnam-chess-module__9ORIRW__dropdownButton{color:#fff;cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:linear-gradient(135deg,#ffffff1a 0%,#ffffff0d 100%);border:1px solid #fff3;border-radius:8px;justify-content:space-between;align-items:center;width:100%;padding:.5rem .75rem;font-size:.85rem;font-weight:500;transition:all .3s;display:flex;box-shadow:0 2px 8px #0000001a}.vietnam-chess-module__9ORIRW__dropdownButton:hover{background:linear-gradient(135deg,#ffffff26 0%,#ffffff14 100%);border-color:#ffffff4d;transform:translateY(-1px);box-shadow:0 4px 12px #0003}.vietnam-chess-module__9ORIRW__dropdownButton:focus{border-color:#fff6;outline:none;box-shadow:0 0 0 2px #ffffff1a}.vietnam-chess-module__9ORIRW__dropdownValue{color:#fff;font-weight:500}.vietnam-chess-module__9ORIRW__dropdownArrow{color:#ffffffb3;transition:transform .3s}.vietnam-chess-module__9ORIRW__dropdownButton:hover .vietnam-chess-module__9ORIRW__dropdownArrow{color:#fff}.vietnam-chess-module__9ORIRW__dropdownMenu{-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);z-index:1000;background:linear-gradient(135deg,#1e1e28f2 0%,#14141ef2 100%);border:1px solid #fff3;border-radius:8px;margin-top:.25rem;animation:.3s ease-out vietnam-chess-module__9ORIRW__dropdownSlideDown;position:absolute;top:100%;left:0;right:0;overflow:hidden;box-shadow:0 8px 24px #0000004d}@keyframes vietnam-chess-module__9ORIRW__dropdownSlideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.vietnam-chess-module__9ORIRW__dropdownItem{color:#fffc;cursor:pointer;border-bottom:1px solid #ffffff0d;justify-content:space-between;align-items:center;padding:.75rem 1rem;font-size:.85rem;transition:all .2s;display:flex}.vietnam-chess-module__9ORIRW__dropdownItem:last-child{border-bottom:none}.vietnam-chess-module__9ORIRW__dropdownItem:hover{color:#fff;background:linear-gradient(90deg,#ffffff1a 0%,#ffffff0d 100%);padding-left:1.25rem}.vietnam-chess-module__9ORIRW__dropdownItemText{font-weight:400}.vietnam-chess-module__9ORIRW__dropdownCheck{color:#4ade80;opacity:0;transition:all .2s;transform:scale(.8)}.vietnam-chess-module__9ORIRW__dropdownItem:hover .vietnam-chess-module__9ORIRW__dropdownCheck{opacity:1;transform:scale(1)}.vietnam-chess-module__9ORIRW__beautifulDropdown[open] .vietnam-chess-module__9ORIRW__dropdownArrow{transform:rotate(180deg)}.vietnam-chess-module__9ORIRW__addMoveButton{color:#3b82f6;cursor:pointer;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:linear-gradient(135deg,#3b82f633 0%,#3b82f61a 100%);border:1px solid #3b82f64d;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;margin-left:.25rem;font-size:.9rem;font-weight:700;transition:all .3s;display:flex}.vietnam-chess-module__9ORIRW__addMoveButton:hover{background:linear-gradient(135deg,#3b82f64d 0%,#3b82f633 100%);border-color:#3b82f680;transform:translateY(-1px);box-shadow:0 2px 8px #3b82f633}.vietnam-chess-module__9ORIRW__addMoveButton:focus{border-color:#3b82f699;outline:none;box-shadow:0 0 0 2px #3b82f61a}.vietnam-chess-module__9ORIRW__navMenuContainer{display:inline-block;position:relative}.vietnam-chess-module__9ORIRW__navMenuToggle{background:var(--vc-button-bg);border:var(--vc-stroke-cell) solid var(--vc-button-border);color:var(--vc-text-muted);border-radius:var(--vc-radius-button);cursor:pointer;align-items:center;gap:.5rem;padding:.4rem .8rem;font-size:.85rem;font-weight:500;transition:all .2s;display:inline-flex}.vietnam-chess-module__9ORIRW__navMenuToggle:hover{background:var(--vc-button-hover);color:var(--vc-white);transform:translateY(-1px);box-shadow:0 2px 8px #0003}.vietnam-chess-module__9ORIRW__navMenuDropdown{background:var(--vc-surface);border:var(--vc-stroke-cell) solid var(--vc-border);border-radius:var(--vc-radius-board);min-width:320px;max-width:420px;max-height:70vh;box-shadow:var(--vc-shadow);z-index:1000;margin-top:.5rem;animation:.2s ease-out vietnam-chess-module__9ORIRW__dropdownSlideIn;position:absolute;top:100%;left:0;overflow:hidden}@keyframes vietnam-chess-module__9ORIRW__dropdownSlideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.vietnam-chess-module__9ORIRW__navMenuSearch{border-bottom:1px solid var(--vc-border-cell);background:var(--vc-surface);padding:.75rem;position:relative}.vietnam-chess-module__9ORIRW__navMenuInput{border:1px solid var(--vc-border-cell);background:var(--vc-cell-plain);width:100%;color:var(--vc-text);border-radius:6px;outline:none;padding:.5rem 2.5rem .5rem .75rem;font-size:.9rem;transition:all .2s}.vietnam-chess-module__9ORIRW__navMenuInput:focus{border-color:var(--vc-accent);box-shadow:0 0 0 2px #4ade801a}.vietnam-chess-module__9ORIRW__navMenuInput::placeholder{color:var(--vc-text-muted);opacity:.7}.vietnam-chess-module__9ORIRW__navMenuSearchIcon{color:var(--vc-text-muted);pointer-events:none;font-size:.9rem;position:absolute;top:50%;right:1rem;transform:translateY(-50%)}.vietnam-chess-module__9ORIRW__navMenuItems{max-height:400px;padding:.5rem;overflow-y:auto}.vietnam-chess-module__9ORIRW__navMenuItems::-webkit-scrollbar{width:6px}.vietnam-chess-module__9ORIRW__navMenuItems::-webkit-scrollbar-track{background:var(--vc-cell-plain)}.vietnam-chess-module__9ORIRW__navMenuItems::-webkit-scrollbar-thumb{background:var(--vc-border-cell);border-radius:3px}.vietnam-chess-module__9ORIRW__navMenuItems::-webkit-scrollbar-thumb:hover{background:var(--vc-text-muted)}.vietnam-chess-module__9ORIRW__navMenuItem{width:100%;color:var(--vc-text);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:6px;align-items:center;gap:.75rem;padding:.75rem;font-size:.9rem;transition:all .2s;display:flex}.vietnam-chess-module__9ORIRW__navMenuItem:hover{background:var(--vc-button-hover);color:var(--vc-white);transform:translate(2px)}.vietnam-chess-module__9ORIRW__navMenuItem:focus{background:var(--vc-accent-dim);color:var(--vc-accent);outline:none}.vietnam-chess-module__9ORIRW__navMenuItem:first-child{margin-top:0}.vietnam-chess-module__9ORIRW__navMenuItem:last-child{margin-bottom:0}.vietnam-chess-module__9ORIRW__navMenuItemContent{flex:1;min-width:0}.vietnam-chess-module__9ORIRW__navMenuItemName{color:inherit;margin-bottom:.2rem;font-size:.9rem;font-weight:600}.vietnam-chess-module__9ORIRW__navMenuItemKeywords{color:var(--vc-text-muted);opacity:.8;font-size:.75rem;line-height:1.3}.vietnam-chess-module__9ORIRW__navMenuItem:hover .vietnam-chess-module__9ORIRW__navMenuItemKeywords{color:#ffffffb3}.vietnam-chess-module__9ORIRW__navMenuNoResults{color:var(--vc-text-muted);opacity:.7;justify-content:center;align-items:center;gap:.75rem;padding:2rem;font-size:.9rem;display:flex}.vietnam-chess-module__9ORIRW__navMenuFooter{border-top:1px solid var(--vc-border-cell);background:var(--vc-surface);padding:.75rem}.vietnam-chess-module__9ORIRW__navMenuClose{border:1px solid var(--vc-border-cell);width:100%;color:var(--vc-text-muted);cursor:pointer;background:0 0;border-radius:4px;padding:.5rem;font-size:.8rem;transition:all .2s}.vietnam-chess-module__9ORIRW__navMenuClose:hover{background:var(--vc-button-hover);color:var(--vc-white);border-color:var(--vc-accent)}@media (max-width:768px){.vietnam-chess-module__9ORIRW__navMenuDropdown{min-width:280px;max-width:90vw;left:50%;transform:translate(-50%)}.vietnam-chess-module__9ORIRW__navMenuItem{padding:.6rem}.vietnam-chess-module__9ORIRW__navMenuItemName{font-size:.85rem}.vietnam-chess-module__9ORIRW__navMenuItemKeywords{font-size:.7rem}}.vietnam-chess-module__9ORIRW__forestContainer{background:linear-gradient(135deg,#1a472a 0%,#2d5a3d 100%);border-radius:12px;height:70vh;min-height:500px;margin:2rem 0;position:relative;overflow:hidden;box-shadow:0 4px 20px #0000001a}.vietnam-chess-module__9ORIRW__forestCanvas{border-radius:12px;width:100%;height:400px;display:block}.vietnam-chess-module__9ORIRW__forestControls{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff2;border-radius:8px;gap:12px;padding:12px;display:flex;position:absolute;bottom:20px;left:50%;transform:translate(-50%);box-shadow:0 4px 12px #0000001a}.vietnam-chess-module__9ORIRW__forestButton{color:#fff;cursor:pointer;background:#4caf50;border:none;border-radius:6px;align-items:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .2s;display:flex}.vietnam-chess-module__9ORIRW__forestButton:hover{background:#45a049;transform:translateY(-1px);box-shadow:0 2px 8px #4caf504d}.vietnam-chess-module__9ORIRW__forestButton:active{transform:translateY(0)}.vietnam-chess-module__9ORIRW__forestButton svg{width:16px;height:16px}.vietnam-chess-module__9ORIRW__ecologyInfo{grid-template-columns:1fr 1fr;gap:2rem;margin-top:1rem;display:grid}.vietnam-chess-module__9ORIRW__ecologySection{background:#4caf500d;border-left:4px solid #4caf50;border-radius:8px;padding:1.5rem}.vietnam-chess-module__9ORIRW__ecologyTitle{color:#2e7d32;align-items:center;gap:8px;margin-bottom:1rem;font-size:1.1rem;font-weight:600;display:flex}.vietnam-chess-module__9ORIRW__ecologyTitle:before{content:"🌿";font-size:1.2rem}.vietnam-chess-module__9ORIRW__ecologyList{margin:0;padding:0;list-style:none}.vietnam-chess-module__9ORIRW__ecologyList li{color:#37474f;border-bottom:1px solid #4caf501a;align-items:center;gap:8px;padding:.5rem 0;font-size:.95rem;display:flex}.vietnam-chess-module__9ORIRW__ecologyList li:last-child{border-bottom:none}.vietnam-chess-module__9ORIRW__ecologyList li:before{content:"🌳";font-size:.9rem}.vietnam-chess-module__9ORIRW__techSpecs{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-top:1rem;display:grid}.vietnam-chess-module__9ORIRW__techItem{background:#2196f30d;border-left:4px solid #2196f3;border-radius:8px;padding:1rem}.vietnam-chess-module__9ORIRW__techTitle{color:#1976d2;margin-bottom:.5rem;font-size:.9rem;font-weight:600}.vietnam-chess-module__9ORIRW__techValue{color:#546e7a;font-family:Courier New,monospace;font-size:.95rem}@media (max-width:768px){.vietnam-chess-module__9ORIRW__forestControls{flex-direction:column;gap:8px;width:calc(100% - 40px);padding:8px}.vietnam-chess-module__9ORIRW__forestButton{justify-content:center;font-size:13px}.vietnam-chess-module__9ORIRW__ecologyInfo{grid-template-columns:1fr;gap:1rem}.vietnam-chess-module__9ORIRW__techSpecs{grid-template-columns:1fr}.vietnam-chess-module__9ORIRW__forestCanvas{height:300px}}@media (max-width:480px){.vietnam-chess-module__9ORIRW__forestCanvas{height:250px}.vietnam-chess-module__9ORIRW__forestControls{bottom:10px;left:10px;right:10px;transform:none}}
.home-module__txgM7a__wrap{flex-direction:column;align-items:center;min-height:100vh;padding:2rem 1rem 3rem;display:flex}.home-module__txgM7a__header{text-align:center;flex-direction:column;align-items:center;width:100%;max-width:640px;margin-bottom:2.5rem;display:flex}.home-module__txgM7a__logoBlock{margin-bottom:.75rem}.home-module__txgM7a__tagline{color:#e8eee4d9;max-width:420px;margin:0 0 1.5rem;font-size:.95rem;line-height:1.5}.home-module__txgM7a__langTabs{gap:.25rem;margin-bottom:1.5rem;display:flex}.home-module__txgM7a__langTabs button{color:#ffffffd9;cursor:pointer;background:0 0;border:1px solid #b8d4a880;border-radius:6px;padding:.35rem .65rem;font-size:.8rem;font-weight:500;transition:background .15s,color .15s}.home-module__txgM7a__langTabs button[aria-selected=true]{color:#b8d4a8;background:#b8d4a847;border-color:#b8d4a899}.home-module__txgM7a__langTabs button:hover{color:#b8d4a8;background:#b8d4a81f}.home-module__txgM7a__cta{color:#0d1a0d;cursor:pointer;background:#b8d4a8;border:none;border-radius:10px;align-items:center;gap:.5rem;padding:.85rem 1.75rem;font-size:1.05rem;font-weight:600;text-decoration:none;transition:background .2s,transform .15s;display:inline-flex;box-shadow:0 2px 12px #b8d4a840}.home-module__txgM7a__cta:hover{background:#c8e0b8;transform:translateY(-1px);box-shadow:0 4px 16px #b8d4a859}.home-module__txgM7a__cta:focus-visible{outline-offset:2px;outline:2px solid #b8d4a8}.home-module__txgM7a__features{color:#e8eee4b3;flex-wrap:wrap;justify-content:center;gap:.5rem 1rem;margin-top:1.25rem;font-size:.8rem;display:flex}.home-module__txgM7a__features span{align-items:center;gap:.35rem;display:inline-flex}.home-module__txgM7a__features span:before{content:"";background:#b8d4a899;border-radius:50%;width:4px;height:4px}.home-module__txgM7a__content{width:100%;max-width:640px}.home-module__txgM7a__section{margin-top:2rem}.home-module__txgM7a__sectionTitle{color:#b8d4a8;letter-spacing:.02em;margin-bottom:.75rem;font-size:1rem;font-weight:600}.home-module__txgM7a__sectionBody{color:#e8eee4eb;text-align:justify;flex-direction:column;gap:1rem;font-size:.95rem;line-height:1.7;display:flex}.home-module__txgM7a__sectionBody p{margin:0}.home-module__txgM7a__divider{border-top:1px solid #b8d4a838;margin-top:2.25rem;padding-top:1.75rem}.home-module__txgM7a__about{color:#e8eee4e6;font-size:.95rem;line-height:1.6}.home-module__txgM7a__aboutBlurred{filter:blur(6px);-webkit-user-select:none;user-select:none;width:100%;display:inline-block}.home-module__txgM7a__footer{color:#e8eee499;text-align:center;border-top:1px solid #b8d4a826;margin-top:2.5rem;padding-top:1.25rem;font-size:.8rem}.home-module__txgM7a__footer a{color:#b8d4a8e6}.home-module__txgM7a__footer a:hover{text-decoration:underline}.home-module__txgM7a__copyright{color:#e8eee499;text-align:center;font-size:.8rem}.home-module__txgM7a__blurOverlay{-webkit-backdrop-filter:blur(10px);z-index:1000;background:#000000d9;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.home-module__txgM7a__blurredContent{-webkit-filter:blur(10px);pointer-events:none;-webkit-user-select:none;user-select:none}.home-module__txgM7a__loginModal{z-index:1001;background:linear-gradient(145deg,#1a2a1a 0%,#0f1f0f 100%);border:2px solid #b8d4a866;border-radius:20px;width:90%;max-width:420px;animation:.4s cubic-bezier(.34,1.56,.64,1) home-module__txgM7a__modalSlideIn;position:fixed;top:50%;left:50%;overflow:hidden;transform:translate(-50%,-50%);box-shadow:0 30px 60px #000c,0 0 0 1px #b8d4a81a,inset 0 1px #ffffff1a}@keyframes home-module__txgM7a__modalSlideIn{0%{opacity:0;transform:translate(-50%,-50%)scale(.8)rotate(-2deg)}to{opacity:1;transform:translate(-50%,-50%)scale(1)rotate(0)}}.home-module__txgM7a__loginModalContent{text-align:center;padding:2.5rem;position:relative}.home-module__txgM7a__loginModalContent:before{content:"";background:linear-gradient(90deg,#0000,#b8d4a84d,#0000);height:1px;position:absolute;top:0;left:0;right:0}.home-module__txgM7a__loginTitle{color:#b8d4a8;text-shadow:0 2px 10px #b8d4a84d;letter-spacing:-.02em;margin-bottom:.75rem;font-size:1.8rem;font-weight:800}.home-module__txgM7a__loginSubtitle{color:#e8eee4cc;margin-bottom:2.5rem;font-size:.95rem;font-weight:400;line-height:1.5}.home-module__txgM7a__pinDigit{color:#b8d4a8;border:2px solid #b8d4a84d;border-radius:8px;justify-content:center;align-items:center;width:3rem;height:3rem;font-size:1.5rem;font-weight:700;display:flex}.home-module__txgM7a__pinDigit:before{content:"";background:#b8d4a833;border-radius:50%;width:1.5rem;height:1.5rem;margin:auto}.home-module__txgM7a__pinDigit.home-module__txgM7a__filled{background:#b8d4a833}.home-module__txgM7a__pinDigit.home-module__txgM7a__filled:before{background:#b8d4a8}.home-module__txgM7a__pinError{color:#dc3545;text-align:center;margin-bottom:1rem;font-size:.85rem}.home-module__txgM7a__pinSubmitButton{color:#0d1a0d;cursor:pointer;background:#b8d4a8;border:none;border-radius:6px;width:100%;margin-bottom:1rem;padding:.85rem;font-size:.95rem;font-weight:600;transition:all .2s}.home-module__txgM7a__pinSubmitButton:hover{background:#c8e0b8;transform:translateY(-1px);box-shadow:0 4px 12px #b8d4a84d}.home-module__txgM7a__pinSubmitButton:active{transform:translateY(0);box-shadow:0 2px 6px #b8d4a84d}.home-module__txgM7a__pinNote{color:#e8eee499;text-align:center;margin:0;font-size:.75rem}.home-module__txgM7a__loginModalOverlay{z-index:10000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#000c;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.home-module__txgM7a__loginModal{background:#1a2a1a;border:1px solid #b8d4a84d;border-radius:12px;width:90%;max-width:400px;overflow:hidden;box-shadow:0 20px 40px #00000080}.home-module__txgM7a__loginModalHeader{background:linear-gradient(135deg,#1a2a1a 0%,#b8d4a80d 100%);border-bottom:1px solid #b8d4a833;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;display:flex}.home-module__txgM7a__loginModalTitle{color:#b8d4a8;margin:0;font-size:1.2rem;font-weight:600}.home-module__txgM7a__loginModalClose{color:#e8eee499;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:.25rem;font-size:1.3rem;transition:all .15s}.home-module__txgM7a__loginModalClose:hover{color:#e8eee4;background:#ffffff1a}.home-module__txgM7a__loginModalBody{padding:1.5rem}.home-module__txgM7a__loginFormField{margin-bottom:1.25rem}.home-module__txgM7a__loginFormLabel{color:#b8d4a8;margin-bottom:.5rem;font-size:.85rem;font-weight:500;display:block}.home-module__txgM7a__loginFormInput{color:#e8eee4;background:#0000004d;border:1px solid #b8d4a84d;border-radius:6px;width:100%;padding:.75rem;font-size:.9rem;transition:border-color .15s,box-shadow .15s}.home-module__txgM7a__loginFormInput:focus{border-color:#b8d4a8;outline:none;box-shadow:0 0 0 3px #b8d4a81a}.home-module__txgM7a__loginFormInput::placeholder{color:#e8eee480}.home-module__txgM7a__loginError{color:#dc3545;text-align:center;background:#dc35451a;border:1px solid #dc35454d;border-radius:6px;margin-bottom:1rem;padding:.75rem;font-size:.85rem}.home-module__txgM7a__loginSubmitButton{color:#0d1a0d;cursor:pointer;background:#b8d4a8;border:none;border-radius:6px;width:100%;margin-bottom:1rem;padding:.85rem;font-size:.95rem;font-weight:600;transition:all .2s}.home-module__txgM7a__loginSubmitButton:hover{background:#c8e0b8;transform:translateY(-1px);box-shadow:0 4px 12px #b8d4a84d}.home-module__txgM7a__loginSubmitButton:active{transform:translateY(0);box-shadow:0 2px 6px #b8d4a84d}.home-module__txgM7a__loginNote{color:#e8eee499;text-align:center;margin:1.5rem 0 0;font-size:.75rem}.home-module__txgM7a__loginCheckbox{margin-bottom:1rem}.home-module__txgM7a__loginCheckboxLabel{cursor:pointer;color:#e8eee4cc;border-radius:6px;align-items:flex-start;gap:.5rem;padding:.5rem;font-size:.8rem;line-height:1.4;transition:background-color .15s;display:flex}.home-module__txgM7a__loginCheckboxLabel:hover{background:#b8d4a80d}.home-module__txgM7a__loginCheckboxInput{accent-color:#b8d4a8;cursor:pointer;flex-shrink:0;width:1rem;height:1rem;margin-top:.1rem}.home-module__txgM7a__loginCheckboxText{flex:1;font-weight:400}.home-module__txgM7a__logoutBtn{color:#e8eee4b3;cursor:pointer;background:0 0;border:1px solid #b8d4a866;border-radius:8px;margin-top:1rem;padding:.6rem 1.25rem;font-size:.85rem;font-weight:500;transition:all .15s}.home-module__txgM7a__logoutBtn:hover{color:#dc3545;background:#dc35451a;border-color:#dc354566}.home-module__txgM7a__pinContainer{flex-direction:column;align-items:center;gap:1.5rem;display:flex}.home-module__txgM7a__pinDisplay{grid-template-rows:repeat(2,auto);grid-template-columns:repeat(5,3rem);justify-content:center;gap:.75rem;margin-bottom:.5rem;display:grid}.home-module__txgM7a__pinDigit{color:#b8d4a8;background:#0000004d;border:2px solid #b8d4a84d;border-radius:8px;justify-content:center;align-items:center;width:3rem;height:3rem;font-size:1.5rem;font-weight:700;transition:all .2s;display:flex}.home-module__txgM7a__pinDigitFilled{background:#b8d4a81a;border-color:#b8d4a8;box-shadow:0 0 10px #b8d4a84d}.home-module__txgM7a__pinInput{color:#e8eee4;text-align:center;letter-spacing:.2em;background:#0000004d;border:1px solid #b8d4a84d;border-radius:6px;width:100%;padding:.75rem;font-size:1rem;transition:border-color .15s,box-shadow .15s}.home-module__txgM7a__pinInput:focus{border-color:#b8d4a8;outline:none;box-shadow:0 0 0 3px #b8d4a81a}.home-module__txgM7a__pinKeypad{grid-template-columns:repeat(3,1fr);gap:.5rem;width:100%;max-width:250px;display:grid}.home-module__txgM7a__pinKey{color:#e8eee4;cursor:pointer;background:#0000004d;border:1px solid #b8d4a84d;border-radius:8px;padding:1rem;font-size:1.2rem;font-weight:600;transition:all .15s}.home-module__txgM7a__pinKey:hover:not(:disabled){background:#b8d4a833;border-color:#b8d4a8;transform:translateY(-1px)}.home-module__txgM7a__pinKey:active:not(:disabled){background:#b8d4a84d;transform:translateY(0)}.home-module__txgM7a__pinKeyEmpty{visibility:hidden;cursor:default}.home-module__txgM7a__pinKey:disabled{cursor:not-allowed;opacity:.3}.home-module__txgM7a__videoContainer{text-align:center;width:100%;max-width:800px;margin:0 auto}.home-module__txgM7a__videoGrid{flex-direction:column;align-items:stretch;gap:2.25rem;max-width:100%;display:flex}.home-module__txgM7a__videoCard{flex-direction:column;display:flex}.home-module__txgM7a__sectionSubtitle{color:#e8eee4cc;margin-bottom:1.5rem;font-size:1rem;font-style:normal;font-weight:400;line-height:1.4}.home-module__txgM7a__demoVideo{object-fit:contain;background:#000;border-radius:12px;width:100%;height:450px;box-shadow:0 8px 32px #0000004d}.home-module__txgM7a__videoCaption{color:#e8eee4b3;margin-top:1rem;font-size:.9rem;font-style:italic;line-height:1.4}@media (max-width:768px){.home-module__txgM7a__demoVideo{height:300px}.home-module__txgM7a__videoCaption{font-size:.85rem}}
.play-module__RqRujq__page{box-sizing:border-box;background:#0f1410;flex-direction:column;justify-content:center;align-items:center;gap:.5rem;width:100%;min-height:100vh;padding:.5rem;display:flex}.play-module__RqRujq__toolbar{flex-wrap:wrap;justify-content:center;align-items:center;gap:.35rem .5rem;width:100%;max-width:min(96vw,920px);display:flex}.play-module__RqRujq__toolbarLabel{color:#ffffff8c;margin-right:.25rem;font-size:.8rem}.play-module__RqRujq__langBtn{color:#ffffffd9;cursor:pointer;background:#ffffff0f;border:1px solid #fff3;border-radius:6px;padding:.35rem .65rem;font-size:.8rem}.play-module__RqRujq__langBtn:hover{background:#ffffff1f}.play-module__RqRujq__langBtnActive{color:#e8f5e9;background:#508c5a40;border-color:#78c88c8c}.play-module__RqRujq__boardArea{justify-content:center;width:100%;max-width:100%;display:flex;overflow-x:auto}@media (max-width:768px){.play-module__RqRujq__page{padding:.5rem .5rem 1rem}}