:root{--bg: #0a0e14;--panel: #111722;--panel-2: #16202e;--line: #233044;--text: #c7d3e0;--muted: #6b7c93;--accent: #4fd1ff;--accent-2: #ff5d5d;--ok: #5ee6a0}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased}.app{display:flex;flex-direction:column;height:100%;max-width:1080px;margin:0 auto}.topbar{display:flex;align-items:center;gap:12px;padding:12px 18px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#0d121b,#0a0e14)}.brand{font-weight:700;letter-spacing:1px;color:var(--accent)}.level-name{flex:1;text-align:center;color:var(--muted)}.hint-btn{border:1px solid var(--line);background:var(--panel-2);color:var(--text);padding:6px 14px;border-radius:8px;cursor:pointer}.layout{flex:1;display:grid;grid-template-columns:1fr 280px;gap:16px;padding:16px;min-height:0}.stage{min-height:0}.scene{height:100%;border:1px solid var(--line);border-radius:12px;padding:20px;background:radial-gradient(120% 80% at 50% 0%,#14202f,#0b1018 70%);display:flex;flex-direction:column;gap:14px;overflow:auto}.scene.empty{align-items:center;justify-content:center;color:var(--muted);text-align:center;line-height:1.8}.narrator{color:var(--accent);font-size:13px;letter-spacing:1px}.scene-text{white-space:pre-wrap;line-height:1.9;font-size:16px;color:#dde6f1}.interactables{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto}.interactable{border:1px solid var(--line);background:var(--panel-2);color:var(--text);padding:10px 16px;border-radius:10px;cursor:pointer;font-size:15px;transition:all .12s 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.conclusion{color:var(--ok)}.hint-list .reasoning{color:var(--muted)}.hint-panel>button{margin-top:14px;width:100%;padding:8px;border:1px solid var(--line);background:var(--panel-2);color:var(--text);border-radius:8px;cursor:pointer}@media (max-width: 720px){.layout{grid-template-columns:1fr}.sidebar{flex-direction:row;flex-wrap:wrap}.sidebar .panel{flex:1;min-width:160px}}.level-select{border:1px solid var(--line);background:var(--panel-2);color:var(--text);padding:6px 10px;border-radius:8px;font-size:13px;cursor:pointer}.puzzle-panel{width:min(460px,92vw);max-height:88vh;overflow:auto;border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:20px;box-shadow:0 20px 60px 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button.ok,.puzzle-body>.ok{background:var(--accent);color:#04121b;font-weight:700;border:none;padding:10px;border-radius:8px;cursor:pointer}.ok:disabled{opacity:.4;cursor:not-allowed}.chapter-tag{font-size:12px;color:var(--muted);letter-spacing:1px;margin-bottom:6px}.ending-badge{margin-top:14px;align-self:flex-start;color:var(--ok);font-size:13px;letter-spacing:2px}.ending-badge.death{color:var(--accent-2)}.death-block{margin-top:10px;display:flex;flex-direction:column;gap:10px}.revive-btn,.continue-btn{align-self:flex-start;background:var(--panel-2);color:var(--accent);border:1px solid var(--line);border-radius:8px;padding:10px 16px;font-size:14px;cursor:pointer;transition:border-color .15s,background .15s}.revive-btn:hover,.continue-btn:hover{border-color:var(--accent);background:#1a2736}.continue-btn{border-color:var(--accent);color:#04121b;background:var(--accent);font-weight:700}.continue-btn:hover{filter:brightness(1.1)}.finale-badge{margin-top:14px;color:var(--accent-2);font-size:14px;letter-spacing:4px}.campaign-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 16px;background:var(--panel);border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}.campaign-banner-actions{display:flex;gap:8px}.resume-btn{background:var(--accent);color:#04121b;border:none;border-radius:6px;padding:6px 12px;font-weight:700;cursor:pointer}.dismiss-btn{background:transparent;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:6px 12px;cursor:pointer}.seq-grid{display:grid;grid-template-columns:repeat(2,minmax(90px,140px));gap:12px;justify-content:center;margin:12px 0}.seq-pad{aspect-ratio:2 / 1;border:2px solid var(--line);border-radius:10px;color:var(--text);font-size:14px;cursor:pointer;transition:filter .1s,transform .1s}.seq-pad.lit{filter:brightness(1.6) saturate(1.3);transform:scale(1.04)}.seq-pad:disabled{cursor:wait;opacity:.85}.lights-grid{display:grid;grid-template-columns:repeat(3,84px);gap:10px;justify-content:center;margin:12px 0}.light-cell{aspect-ratio:1;border:1px solid var(--line);border-radius:10px;background:#0b1018;color:var(--muted);font-size:13px;cursor:pointer;transition:background .15s,color .15s}.light-cell.on{background:var(--accent);color:#04121b;font-weight:700;border-color:var(--accent)}.cipher-cipher{display:flex;gap:8px;justify-content:center;margin:10px 0 4px}.cipher-digit{min-width:34px;padding:6px 8px;border:1px solid var(--line);border-radius:6px;background:#0b1018;text-align:center;font-size:16px;letter-spacing:1px}.cipher-digit.done{border-color:var(--ok);color:var(--ok)}.cipher-plain{text-align:center;font-size:20px;letter-spacing:6px;min-height:28px;color:var(--accent);margin:4px 0 10px}.cipher-book{display:flex;flex-wrap:wrap;gap:8px 14px;justify-content:center;font-size:13px;color:var(--muted);border:1px dashed var(--line);border-radius:8px;padding:8px;margin-bottom:12px}.cipher-tiles{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.cipher-tile{min-width:52px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--panel-2);color:var(--text);font-size:17px;cursor:pointer;transition:border-color .15s}.cipher-tile:hover{border-color:var(--accent)}.riddle-row{margin:8px 0;padding:6px 10px;border:1px solid var(--line);border-radius:8px;opacity:.55}.riddle-row.active{opacity:1;border-color:var(--accent)}.riddle-row.done{opacity:.85}.riddle-riddle{font-size:14px;color:var(--text);margin-bottom:6px}.riddle-slots{display:flex;align-items:center;gap:6px}.riddle-slot{min-width:32px;height:36px;display:inline-flex;align-items:center;justify-content:center;border:1px dashed var(--line);border-radius:6px;font-size:18px;color:var(--muted)}.riddle-slot.filled{border-style:solid;border-color:var(--accent);color:var(--accent)}.riddle-ok{font-size:13px;color:var(--ok);margin-left:6px}.riddle-tray{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:12px 0}.riddle-tile{min-width:44px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--panel-2);color:var(--text);font-size:18px;cursor:pointer;transition:border-color .15s,opacity .15s}.riddle-tile:hover{border-color:var(--accent)}.riddle-tile.used{opacity:.3;cursor:default}.elem-barriers{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:10px 0}.elem-barrier{min-width:44px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#0b1018;color:var(--text);font-size:16px;text-align:center}.elem-barrier.current{border-style:dashed;animation:elemPulse 1.2s ease-in-out infinite}.elem-barrier.broken{color:var(--ok);border-color:var(--ok);opacity:.7}@keyframes elemPulse{0%,to{opacity:1}50%{opacity:.5}}.elem-tray{display:flex;gap:10px;justify-content:center;margin:12px 0}.elem-tile{min-width:52px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--panel-2);color:var(--text);font-size:18px;cursor:pointer;transition:transform .1s}.elem-tile:hover{transform:translateY(-2px);border-color:var(--accent)}.elem-hint{text-align:center;font-size:13px;color:var(--muted)}