:root{--bg:#f6f8fb;--card:#fff;--text:#1f2937;--muted:#6b7280;--accent:#2563eb;--border:#e5e7eb;--danger:#dc2626;--ok:#16a34a;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:system-ui,-apple-system,Hiragino Sans,Noto Sans JP,sans-serif;font-size:14px}a{color:var(--accent)}h1{margin:0 0 16px;font-size:20px}h2{margin:24px 0 8px;font-size:16px}.container{max-width:800px;margin:0 auto;padding:24px 16px}.card{background:var(--card);border:1px solid var(--border);border-radius:8px;margin-bottom:16px;padding:20px}.muted{color:var(--muted)}.btn{border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:6px;padding:10px 18px;font-size:14px;display:inline-block}.btn.secondary{color:var(--accent);background:#fff}.btn.lg{padding:14px 28px;font-size:16px}.btn:disabled{opacity:.5;cursor:default}.btn-link{color:var(--danger);cursor:pointer;background:0 0;border:none;padding:0;font-size:13px;text-decoration:underline}label{margin:14px 0 4px;font-weight:600;display:block}label .req{color:var(--danger);margin-left:4px}input,select,textarea{border:1px solid var(--border);border-radius:6px;width:100%;padding:8px 10px;font-size:14px}input::placeholder,textarea::placeholder{color:#9ca3af;opacity:1}.radio-group label{align-items:center;gap:6px;margin:4px 0;font-weight:400;display:flex}.radio-group input{width:auto}.error{color:var(--danger)}table{border-collapse:collapse;background:var(--card);width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:8px 10px;font-size:13px}th{color:var(--muted);background:#f9fafb;font-weight:600}.badge{color:#3730a3;background:#eef2ff;border-radius:999px;padding:2px 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var(--border);cursor:pointer;background:#fff;border-radius:999px;padding:4px 12px;font-size:12px}.sort-btn.active{border-color:var(--accent);color:var(--accent)}.sort-btn .sort-mark{color:var(--muted);margin-left:4px;font-size:10px}.sort-btn.active .sort-mark{color:var(--accent)}.thumb{object-fit:cover;border:1px solid var(--border);background:#f3f4f6;border-radius:6px;flex-shrink:0;width:200px;height:112px;display:inline-block}.seminar-list td{vertical-align:middle;padding-top:10px;padding-bottom:10px}.thumb-empty{background:repeating-linear-gradient(45deg,#f3f4f6 0 6px,#e5e7eb 6px 12px)}.stats{gap:12px;margin-bottom:16px;display:flex}.stat{background:var(--card);border:1px solid var(--border);border-radius:8px;flex:1;padding:12px 16px}.stat .n{font-size:24px;font-weight:700}.admin{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border);background:#fff;flex:none;width:220px;padding:20px 12px}.sidebar .brand{margin-bottom:20px;padding:0 8px;font-weight:700}.sidebar 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.card{padding:24px}.lp-main{overflow:hidden;padding:0!important}.lp-main h1{margin:24px 32px 12px;font-size:24px;line-height:1.4}.lp-main .lp-meta,.lp-main .lp-body,.lp-main .center{margin-left:32px;margin-right:32px}.lp-header img{width:100%;height:auto;display:block}@media (width<=640px){.lp-main h1{margin:16px 16px 8px;font-size:20px}.lp-main .lp-meta,.lp-main .lp-body,.lp-main .center{margin-left:16px;margin-right:16px}}.lp-meta{border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:8px 0;font-size:13px;font-weight:600}.lp-meta>div{padding:4px 0}.lp-meta>div+div{border-top:1px solid var(--border)}.lp-body{white-space:pre-wrap;margin:0 0 20px;line-height:1.8}.lp-h2{text-align:center;margin:0 0 16px;padding-bottom:8px;font-size:18px;position:relative}.lp-h2:after{content:"";background:#f59e0b;border-radius:2px;width:40px;height:3px;margin:8px auto 0;display:block}.speaker{border-top:1px solid var(--border);gap:16px;padding:12px 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h3{align-items:center;gap:8px;margin:0 0 4px;font-size:15px;display:flex}.tpl-section label:first-of-type{margin-top:10px}.tpl-step{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;font-size:12px;display:inline-flex}.tpl-actions{padding:12px 16px;position:sticky;bottom:8px;box-shadow:0 -2px 8px #0000000a}.tpl-list{overflow-x:auto}.tpl-list table tr.selected td{background:#eff6ff}.tpl-list table tr:hover td{background:#f9fafb}.tpl-list .btn-link{white-space:nowrap}.condition{color:#075985;background:#f0f9ff;border:1px solid #bae6fd;border-radius:6px;margin:12px 0 0;padding:8px 12px}.placeholders .chip{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:999px;margin:4px 4px 0 0;padding:3px 10px;font-size:12px;display:inline-block}.placeholders .chip:hover{border-color:var(--accent);color:var(--accent);background:#eff6ff}.preview{border:1px solid var(--border);background:#fafafa;border-radius:6px;margin-top:16px;padding:12px}.preview pre{white-space:pre-wrap;margin:8px 0 0;font-family:inherit;line-height:1.7}@media (width<=1100px){.tpl-layout{grid-template-columns:1fr}.tpl-editor{position:static}}.closed-note{color:#4b5563;background:#f3f4f6;border-radius:6px;padding:10px 18px;font-weight:600;display:inline-block}.image-picker-preview{border:1px dashed var(--border);background:#fafafa;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:160px;min-height:90px;display:flex;overflow:hidden}.image-picker-preview img{max-width:100%;max-height:120px;display:block}.image-grid{border:1px solid var(--border);background:#fff;border-radius:6px;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px;max-height:360px;margin-top:10px;padding:10px;display:grid;overflow:auto}.image-tile img{object-fit:cover;cursor:pointer;border:2px solid #0000;border-radius:4px;width:100%;height:80px;display:block}.image-tile.selected img{border-color:var(--accent)}.survey-q{border-top:1px solid var(--border);padding:14px 0}.survey-q:first-child{border-top:0;padding-top:0}.survey-q>label{margin-top:0;font-size:15px}.tabs{border-bottom:2px solid var(--border);flex-wrap:wrap;align-items:flex-end;gap:4px;margin:16px 0 0;display:flex}.tab-group{align-items:flex-end;gap:4px;display:inline-flex}.tab-group-sep{border-left:1px solid var(--border);margin-left:12px;padding-left:12px}.tab-group-label{color:var(--muted);letter-spacing:.04em;padding:0 4px 12px 0;font-size:11px}.tab{color:var(--muted);cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;align-items:center;gap:6px;margin-bottom:-2px;padding:10px 16px;font-size:14px;display:inline-flex}.tab:hover{color:var(--text)}.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.tab .tab-count{color:#3730a3;background:#eef2ff;border-radius:999px;padding:0 7px;font-size:12px}.tab .dot{background:#f59e0b;border-radius:50%;width:8px;height:8px;display:inline-block}.save-wrap{flex-wrap:wrap;align-items:center;gap:4px;display:inline-flex}.modal-backdrop{z-index:1000;background:#11182773;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.modal{background:#fff;border-radius:10px;width:100%;max-width:480px;padding:20px 24px;font-size:14px;box-shadow:0 20px 50px #00000040}.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}.create-box{background:#eff6ff;border:1px solid #bfdbfe}.create-box-head{align-items:flex-start;gap:12px;margin-bottom:12px;display:flex}.create-box-head h2{margin:0 0 4px;font-size:16px}.create-box-head p{margin:0;font-size:12px}.create-box-icon{background:var(--accent);color:#fff;text-align:center;border-radius:50%;flex:none;width:32px;height:32px;font-size:20px;line-height:32px}.create-box input{background:#fff}.detail-head{padding:12px 16px}.detail-head-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.detail-head-row+.detail-head-row{margin-top:8px}.detail-head-label{width:132px;color:var(--text);flex:none;font-size:13px;font-weight:600}.detail-head-label:after{content:"：";color:var(--muted);font-weight:400}.detail-head-sep{background:var(--border);width:1px;height:24px;margin:0 4px}.detail-head .btn{padding:8px 14px;font-size:13px;text-decoration:none}.detail-head-url{word-break:break-all;align-items:center;gap:8px;font-size:12px;display:inline-flex}.detail-head-url code{background:#f3f4f6;border-radius:4px;padding:2px 6px}.create-from-past{border-top:1px dashed #bfdbfe;flex-wrap:wrap;align-items:center;gap:8px;margin-top:12px;padding-top:12px;display:flex}.create-from-past select{flex:1;width:auto;min-width:260px}th.sortable{cursor:pointer;-webkit-user-select:none;user-select:none;white-space:nowrap}th.sortable:hover,th.sortable.active{color:var(--accent)}th.sortable .sort-mark{color:var(--muted);margin-left:4px;font-size:10px}th.sortable.active .sort-mark{color:var(--accent)}