:root{--dio-panel: #f1f3f4;--dio-workspace: #ececec;--dio-border: #dadada;--dio-hover: #e8eaed;--dio-selected: #d4e4f7;--dio-selected-border: #a8c7fa;--dio-action: #0b57d0;--dio-text: #3f3f3f;--dio-text-dim: #6b6b6b;--dio-menubar-h: 30px;--dio-toolbar-h: 38px;--dio-sidebar-w: 232px;--dio-format-w: 240px}.dio-app{display:flex;flex-direction:column;height:100vh;min-height:0;background:var(--dio-panel);color:var(--dio-text);font-size:12px;line-height:1.35}.dio-menubar{display:flex;align-items:center;gap:8px;flex-shrink:0;height:var(--dio-menubar-h);padding:0 42px 0 8px;background:var(--dio-panel);border-bottom:1px solid var(--dio-border)}.dio-menubar__title{font-size:12px;font-weight:600;color:var(--dio-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dio-menubar__sub{font-size:11px;color:var(--dio-text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.dio-toolbar{display:flex;align-items:center;gap:1px;flex-shrink:0;height:var(--dio-toolbar-h);padding:0 6px;background:var(--dio-panel);border-bottom:1px solid var(--dio-border)}.dio-toolbar__sep{width:1px;height:20px;margin:0 5px;background:var(--dio-border);flex-shrink:0}.dio-spacer{flex:1;min-width:0}.dio-body{display:flex;flex:1;min-height:0}.dio-sidebar{width:var(--dio-sidebar-w);flex-shrink:0;background:var(--dio-panel);border-right:1px solid var(--dio-border);overflow-y:auto}.dio-format{width:var(--dio-format-w);flex-shrink:0;background:var(--dio-panel);border-left:1px solid var(--dio-border);overflow-y:auto}.dio-canvas-area{flex:1;min-width:0;min-height:0;padding:10px;background:var(--dio-workspace)}.dio-canvas-page{height:100%;border:1px solid var(--dio-border);box-shadow:0 1px 4px #0000002e;background:#fff}.dio-footer{flex-shrink:0;max-height:190px;overflow-y:auto;background:var(--dio-panel);border-top:1px solid var(--dio-border);padding:6px 8px}.dio-btn{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 8px;border:1px solid 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8px}.dio-hint{margin:0 0 8px;font-size:11px;color:var(--dio-text-dim)}.dio-shape-item{display:flex;align-items:center;gap:8px;width:100%;min-height:30px;margin-bottom:2px;padding:4px 8px;border:1px solid transparent;border-radius:3px;background:transparent;color:var(--dio-text);font-size:12px;text-align:left}.dio-shape-item:hover:not(:disabled){background:var(--dio-hover);border-color:var(--dio-border)}.dio-shape-item[aria-pressed=true]{background:var(--dio-selected);border-color:var(--dio-selected-border);font-weight:600}.dio-shape-item:disabled{cursor:default}.dio-shape-item__icon{flex-shrink:0;color:var(--ink)}.dio-shape-item__label{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dio-field{display:block;margin-bottom:8px;font-size:11px;color:var(--dio-text-dim)}.dio-field>input,.dio-field>select{display:block;width:100%;margin-top:3px;padding:4px 6px;border:1px solid var(--dio-border);border-radius:3px;background:#fff;color:var(--dio-text);font:inherit;font-size:12px}.dio-prop-row{display:flex;justify-content:space-between;gap:8px;margin:0 0 4px;font-size:11px;color:var(--dio-text-dim)}.dio-prop-row__value{color:var(--dio-text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dio-empty{margin:0;font-size:11px;color:var(--dio-text-dim)}.dio-log{margin-top:6px;max-height:110px;overflow-y:auto;border:1px solid var(--dio-border);border-radius:3px;background:#fff;padding:4px 6px}.dio-log p{margin:0 0 2px;font-size:11px;color:var(--dio-text-dim)}.dio-status{margin:6px 0 0;font-size:11px;color:var(--dio-text)}.dio-notice{flex-shrink:0;margin:0;padding:5px 10px;font-size:11px;color:var(--ink);background:var(--tutorial-highlight-fill);border-bottom:1px solid var(--tutorial-highlight-border)}.hints-list{margin:0 0 8px;padding:0;list-style:none;counter-reset:hint}.hints-list__item{counter-increment:hint;position:relative;margin-bottom:6px;padding:7px 8px 7px 24px;font-size:12px;line-height:1.4;color:var(--ink);background:#fff;border:1px solid var(--dio-border);border-left:3px solid var(--accent);border-radius:3px}.hints-list__item:before{content:counter(hint);position:absolute;left:8px;top:7px;font-weight:700;font-size:11px;color:var(--accent)}.hints-cost{margin:6px 0 0;font-size:11px;color:var(--dio-text-dim)}.hints-deadend{margin-top:10px;padding:8px;border-radius:3px;background:var(--tutorial-highlight-fill);border:1px solid var(--tutorial-highlight-border)}.hints-deadend p{margin:0 0 6px;font-size:11px;line-height:1.4;color:var(--ink)}.hints-difference{margin:8px 0 0;padding-left:16px}.hints-difference li{margin-bottom:4px;font-size:11px;line-height:1.4;color:var(--ink)}:root{--ink: #26313c;--muted: #8b95a1;--muted-text: #686f78;--surface: #fcfcfb;--surface-lane: #eef1f4;--accent: #2a78d6;--accent-text: #2772cb;--accent-hover: #8fb8e8;--tutorial-highlight-border: #e0a800;--tutorial-highlight-fill: #fff3cd;--status-good: #0ca30c;--status-warning: #fab219;--status-serious: #ec835a;--status-critical: #d03b3b;--grid-line: #eaedf0;--ink-bg: var(--surface-lane);--status-good-bg: #e6f4e6;font:16px/145% Inter,Segoe UI,Helvetica Neue,Arial,sans-serif;color-scheme:light}body{margin:0;color:var(--ink);background:var(--surface)}button{font:inherit}button:not(:disabled){cursor:pointer}:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.shelf{margin-top:28px;border-top:1px solid var(--surface-lane, #eef1f4);padding-top:16px}.shelf__title{font-size:15px;font-weight:600;margin:0 0 10px;color:var(--ink, #26313c)}.shelf__count{font-weight:400;color:var(--muted-text, #686f78);margin-left:6px}.shelf__grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.shelf__slot{display:flex;flex-direction:column;align-items:center;gap:6px;padding:10px 6px;border-radius:10px;border:1px dashed var(--surface-lane, #eef1f4);background:var(--surface-lane, #eef1f4);text-align:center}.shelf__slot--earned{border:1px solid var(--status-good, #0ca30c);background:var(--surface, #fcfcfb)}.shelf__badge--locked{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;border:1px dashed var(--muted-text, #686f78);color:var(--muted-text, #686f78);font-size:18px}.shelf__name{font-size:12px;line-height:130%;color:var(--ink, #26313c)}.shelf__name--locked{color:var(--muted-text, #686f78)}.earned{margin-top:16px;padding:12px 14px;border-radius:10px;border:1px solid var(--status-good, #0ca30c);background:var(--status-good-bg, #e6f4e6)}.earned__heading{margin:0 0 8px;font-weight:600;font-size:14px}.earned__list{list-style:none;margin:0;padding:0;display:grid;gap:10px}.earned__item{display:flex;gap:12px;align-items:flex-start}.earned__name{display:block;font-size:15px}.earned__text{margin:2px 0 0;font-size:13px;line-height:140%;color:var(--ink, #26313c)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}.btn{padding:9px 16px;border-radius:8px;border:1.5px solid var(--ink, #26313c);background:var(--surface, #fcfcfb);color:var(--ink, #26313c);font-size:15px;line-height:1.2;transition:background-color .12s ease,border-color .12s ease}.btn:not(:disabled):hover{background:var(--surface-lane, #eef1f4)}.btn--primary{background:var(--accent, #2a78d6);border-color:var(--accent, #2a78d6);color:#fff;font-weight:600}.btn--primary:not(:disabled):hover{background:var(--accent-text, #2772cb);border-color:var(--accent-text, #2772cb)}.stars{display:inline-flex;align-items:center;gap:2px;vertical-align:middle}.stars__star{display:block}.briefing{max-width:620px;margin:0 auto;padding:28px 24px 40px}.briefing__paper{padding:20px 22px;border-radius:10px;border:1.5px solid var(--ink, #26313c);background:var(--surface, #fcfcfb)}.briefing__kicker{display:inline-block;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-text, #686f78)}.briefing__title{font-size:21px;margin:4px 0 2px;line-height:1.25}.briefing__sender{margin:0 0 12px;font-size:14px;color:var(--muted-text, #686f78)}.briefing__text{margin:0;font-size:16px;line-height:1.6;white-space:pre-wrap}.briefing__paper--letter{border-color:var(--surface-lane, #eef1f4);box-shadow:0 1px 0 var(--grid-line, #eaedf0)}.briefing__paper--letter .briefing__sender{border-bottom:1px solid var(--grid-line, #eaedf0);padding-bottom:10px}.briefing__paper--note{background:#faf7f1;border-color:#e2dbcd;background-image:linear-gradient(to bottom,transparent calc(50% - 1px),rgb(0 0 0 / 5%) 50%,transparent calc(50% + 1px))}.briefing__paper--note .briefing__title{border-bottom:1.5px solid #d9d0bd;padding-bottom:6px}.briefing__paper--note .briefing__text{font-size:15px;line-height:1.5}.briefing__paper--sticky{background:#fdece4;border:none;border-radius:2px;transform:rotate(-1.2deg);box-shadow:0 6px 10px -6px #26313c59}.briefing__paper--sticky .briefing__text{font-style:italic}.briefing__goals{margin-top:22px}.briefing__goals-title{font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted-text, #686f78);margin:0 0 8px}.briefing__goals-list{margin:0;padding-left:20px;display:grid;gap:6px;font-size:15px;line-height:1.45}.briefing .btn{margin-top:24px}.debrief{max-width:640px;margin:0 auto;padding:28px 24px 40px}.debrief__head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:12px;border-bottom:1.5px solid var(--grid-line, #eaedf0)}.debrief__verdict{font-size:22px;margin:0}.debrief--passed .debrief__verdict{color:var(--status-good, #0ca30c)}.debrief__block{margin-top:16px;padding:12px 16px;border-radius:10px;background:var(--surface-lane, #eef1f4)}.debrief__block--unmet{border-left:4px solid var(--status-serious, #ec835a)}.debrief__block-title{font-size:14px;margin:0 0 6px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted-text, #686f78)}.debrief__unmet{margin:0;padding-left:20px;display:grid;gap:5px;font-size:15px;line-height:1.45}.debrief__third-star{margin:14px 0 0;font-size:14px;color:var(--muted-text, #686f78)}.debrief__narrative{margin-top:18px}.debrief__reaction{margin:0 0 12px;font-size:16px;line-height:1.55}.debrief__theory{margin:0;padding:14px 16px;border-radius:10px;border:1px solid var(--grid-line, #eaedf0);background:var(--surface, #fcfcfb);font-size:15px;line-height:1.6;color:var(--ink, #26313c)}.debrief__actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}.map{max-width:560px;margin:0 auto;padding:28px 24px 40px}.map__title{font-size:22px;margin:0 0 4px}.map__subtitle{margin:0 0 20px;color:var(--muted-text, #686f78);font-size:15px;line-height:1.5}.map__list{list-style:none;padding:0;margin:0;display:grid;gap:10px}.level-card{width:100%;display:flex;align-items:center;gap:10px;text-align:left;padding:12px 16px;border-radius:10px;border:1.5px solid var(--ink, #26313c);background:var(--surface, #fcfcfb);font-size:15px;transition:background-color .12s ease,transform .12s ease}.level-card:not(:disabled):hover{background:var(--surface-lane, #eef1f4);transform:translate(2px)}.level-card__id{font-weight:700;font-variant-numeric:tabular-nums}.level-card__title{flex:1;min-width:0}.level-card__state{display:inline-flex;align-items:center;gap:5px;font-size:13px;color:var(--muted-text, #686f78);white-space:nowrap}.level-card__state--open{color:var(--accent-text, #2772cb);font-weight:600}.level-card--passed{border-color:var(--status-good, #0ca30c);background:var(--status-good-bg, #e6f4e6)}.level-card--locked{border-style:dashed;border-color:var(--muted, #8b95a1);background:var(--surface-lane, #eef1f4);color:var(--muted-text, #686f78);cursor:not-allowed}.sound-toggle{position:fixed;top:2px;right:8px;z-index:30;display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;padding:0;border:1px solid var(--muted, #8b95a1);border-radius:8px;background:var(--surface, #fcfcfb);color:var(--ink, #26313c);cursor:pointer}.sound-toggle[aria-pressed=false]{color:var(--muted-text, #686f78);border-style:dashed}.sound-toggle:hover{border-color:var(--accent, #2a78d6);color:var(--accent-text, #2772cb)}.sound-toggle:focus-visible{outline:2px solid var(--accent, #2a78d6);outline-offset:2px}