:root{--tg-bg: #ffffff;--tg-text: #1c1c1e;--tg-hint: #8e8e93;--tg-link: #007aff;--tg-button: #007aff;--tg-button-text: #ffffff;--tg-secondary-bg: #f2f2f7}[data-theme=dark]{--tg-bg: #1c1c1e;--tg-text: #ffffff;--tg-hint: #8e8e93;--tg-secondary-bg: #2c2c2e}*{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{background:var(--tg-bg);color:var(--tg-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px;-webkit-font-smoothing:antialiased}.page{max-width:640px;margin:0 auto;padding:0 12px env(safe-area-inset-bottom)}.center{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-height:70vh;padding:24px;text-align:center}.muted{color:var(--tg-hint)}.small{font-size:13px}.error{color:#ff3b30}.topbar{display:flex;align-items:center;gap:10px;position:sticky;top:0;background:var(--tg-bg);padding:12px 0;z-index:5}.topbar h1{font-size:20px;margin:0;flex:1}.detail-title{font-size:18px;line-height:1.35;margin:4px 0 12px}.icon-btn{background:var(--tg-secondary-bg);color:var(--tg-text);border:none;border-radius:8px;width:36px;height:36px;font-size:20px;cursor:pointer}.filters{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{border:1px solid var(--tg-hint);background:transparent;color:var(--tg-hint);border-radius:999px;padding:5px 12px;font-size:13px;cursor:pointer}.chip-on{background:var(--tg-button);border-color:var(--tg-button);color:var(--tg-button-text)}.select,.textarea{width:100%;background:var(--tg-secondary-bg);color:var(--tg-text);border:1px solid transparent;border-radius:8px;padding:10px;font-size:15px;font-family:inherit}.list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.card{background:var(--tg-secondary-bg);border-radius:12px;padding:12px;cursor:pointer}.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.card-meta{margin-top:6px}.task-id{font-family:ui-monospace,monospace;font-size:13px;color:var(--tg-hint)}.task-title{font-weight:500;line-height:1.35}.tag{display:inline-block;background:#ff9500;color:#fff;font-size:11px;font-weight:600;border-radius:5px;padding:1px 6px;margin-right:6px;vertical-align:middle}.badge{font-size:12px;font-weight:600;border-radius:6px;padding:2px 8px;text-transform:uppercase;letter-spacing:.02em;color:#fff}.badge-open{background:#007aff}.badge-doing{background:#ff9500}.badge-blocked{background:#ff3b30}.badge-resolved{background:#af52de}.badge-done{background:#34c759}.badge-cancelled{background:#8e8e93}.body{background:var(--tg-secondary-bg);border-radius:10px;padding:12px 14px;word-break:break-word;font-size:14px;line-height:1.5;font-family:inherit;margin:0 0 16px}.markdown .md-p{margin:0 0 10px}.markdown .md-p:last-child{margin-bottom:0}.markdown .md-h{margin:14px 0 8px;line-height:1.3;font-weight:600}.markdown .md-h:first-child{margin-top:0}.markdown .md-h1{font-size:17px}.markdown .md-h2{font-size:15px}.markdown .md-h3{font-size:14px;color:var(--tg-hint)}.markdown .md-list{margin:0 0 10px;padding-left:20px}.markdown .md-list:last-child{margin-bottom:0}.markdown .md-list li{margin:2px 0}.markdown .md-code{font-family:ui-monospace,monospace;font-size:13px;background:var(--tg-bg);border-radius:4px;padding:1px 5px}.markdown .md-ref{color:var(--tg-hint);font-size:.92em}.markdown .md-task{display:inline;background:none;border:none;padding:0;margin:0;font:inherit;color:var(--tg-link);cursor:pointer}.actions{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}.field{display:flex;flex-direction:column;gap:6px}.field>span{font-size:13px;color:var(--tg-hint)}.clarify{background:var(--tg-secondary-bg);border-radius:12px;padding:14px;margin-bottom:20px;display:flex;flex-direction:column;gap:10px}.clarify h2{font-size:16px;margin:0}.btn{background:var(--tg-secondary-bg);color:var(--tg-text);border:none;border-radius:10px;padding:12px 16px;font-size:15px;font-weight:600;cursor:pointer}.btn-primary{background:var(--tg-button);color:var(--tg-button-text)}.btn:disabled{opacity:.5;cursor:default}.timeline h2,.clarify h2{font-size:16px}.msgs{list-style:none;padding:0;margin:0 0 32px;display:flex;flex-direction:column;gap:10px}.msg{background:var(--tg-secondary-bg);border-radius:10px;padding:10px 12px}.msg-head{display:flex;justify-content:space-between;margin-bottom:4px}.msg-body{font-size:14px;line-height:1.45;white-space:pre-wrap;word-break:break-word}.app-shell{display:flex;flex-direction:column;height:100%}.app-content{flex:1;min-height:0;overflow-y:auto}.tabs{flex:0 0 auto;display:flex;gap:4px;padding:6px 12px;background:var(--tg-bg);border-bottom:1px solid var(--tg-secondary-bg)}.tab{flex:1;background:transparent;color:var(--tg-hint);border:none;border-radius:8px;padding:7px 0;font-size:14px;font-weight:600;cursor:pointer}.tab-on{background:var(--tg-secondary-bg);color:var(--tg-text)}.graph-wrap{flex:1;min-height:0;position:relative;overflow:hidden}.graph-canvas{position:absolute;top:0;right:0;bottom:0;left:0}.graph-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;background:var(--tg-bg);min-height:0}.graph-toolbar{position:absolute;top:10px;left:10px;display:flex;gap:6px;z-index:3}.btn-floating{background:var(--tg-secondary-bg);color:var(--tg-text);border:1px solid var(--tg-hint);border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;cursor:pointer;opacity:.95}.btn-floating.on{background:var(--tg-button);color:var(--tg-button-text);border-color:var(--tg-button)}.graph-panel{position:absolute;top:52px;left:10px;right:10px;max-width:360px;background:var(--tg-bg);border:1px solid var(--tg-secondary-bg);border-radius:12px;box-shadow:0 8px 28px #0000004d;padding:12px;z-index:4;max-height:70%;overflow-y:auto}.gp-row{font-size:12px;margin:10px 0 6px}.gp-row:first-child{margin-top:0}.sheet-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#00000040;z-index:5}.sheet{position:absolute;left:0;right:0;bottom:0;z-index:6;background:var(--tg-bg);border-radius:16px 16px 0 0;box-shadow:0 -8px 28px #00000059;padding:12px 14px calc(16px + env(safe-area-inset-bottom));max-height:75%;display:flex;flex-direction:column}.sheet-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.sheet-title{font-size:16px;line-height:1.3;margin:2px 0}.sheet-body{overflow-y:auto;margin-top:6px}.dsec{margin-top:12px}.dsec-lbl{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--tg-hint);margin-bottom:5px}.nav-item{display:flex;gap:8px;align-items:baseline;width:100%;text-align:left;background:var(--tg-secondary-bg);border:none;border-radius:8px;padding:8px 10px;margin:3px 0;cursor:pointer;color:var(--tg-text)}.nav-item .nav-id{font-family:ui-monospace,monospace;font-size:11px;color:var(--tg-hint);flex:0 0 auto}.nav-item .nav-t{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav-item.is-closed .nav-t,.nav-item.is-closed .nav-id{text-decoration:line-through;opacity:.55}