.tt-shell{width:96%!important;max-width:1740px!important;color:#23344d;font-family:"TT Noto",Arial,sans-serif}.tt-section{padding-top:12px}.tt-notice{border:1px solid #cbdff1;background:#f0f7ff;padding:15px 20px;border-radius:12px;margin-bottom:20px;font-size:.9375rem;line-height:1.6}.tt-notice strong{color:#163973}.tt-layout{display:grid;grid-template-columns:370px minmax(0,1fr);align-items:start;gap:24px}.tt-panel,.tt-preview-panel{background:#fff;border:1px solid #dce3ed;border-radius:18px;min-width:0;box-shadow:0 8px 32px #2039610c}.tt-panel{padding:19px}.tt-preview-panel{padding:20px;position:sticky;top:12px}.tt-panel-head,.tt-preview-top,.tt-inspector-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.tt-panel h2,.tt-preview-panel h2{font-size:1.2rem;margin:4px 0;letter-spacing:-.02em}.tt-kicker{font-size:.75rem;font-weight:700;letter-spacing:.1em;color:#6e63b8}.tt-local{border-radius:7px;padding:7px 10px;font-size:.8125rem;background:#edf8f3;color:#25694c;white-space:nowrap}.tt-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:20px 0 12px;background:#f1f4f8;padding:4px;border-radius:10px}.tt-tab{background:transparent;color:#536178;border:0;border-radius:7px;padding:10px;font:700 .875rem "TT Noto",Arial,sans-serif;cursor:pointer}.tt-tab.active{background:#fff;color:#3f4292;box-shadow:0 2px 6px #1f36551a}.tt-group{border-top:1px solid #e6ebf1;margin-top:4px}.tt-group summary{cursor:pointer;padding:17px 2px;font-size:.9375rem;font-weight:700;color:#425473}.tt-group summary span{margin-left:8px}.tt-group-body{padding:0 0 16px}.tt-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.tt-wide{grid-column:1/-1}.tt-fields label,.tt-label{display:grid;gap:6px;font-size:.875rem;font-weight:600;min-width:0}.tt-fields small,.tt-help{font-size:.8125rem;font-weight:400;color:#627188;line-height:1.55}.tt-help{margin:11px 0}.tt-shell input:not([type=checkbox]):not([type=range]):not([type=color]),.tt-shell select,.tt-shell textarea{font:400 .9375rem "TT Noto",Arial,sans-serif;min-width:0;max-width:100%;width:100%;border:1px solid #cad3df;border-radius:8px;padding:10px;background:#fff;color:#1b2e48;box-sizing:border-box}.tt-shell textarea{resize:vertical;line-height:1.45;min-height:65px}.tt-shell input[type=file]{font-size:.8125rem!important;overflow:hidden;padding:8px!important}.tt-shell input[type=range]{width:100%;accent-color:#6262c6;min-height:32px}.tt-shell input[type=color]{width:100%;height:38px;padding:3px;border:1px solid #cad3df;border-radius:7px;background:#fff}.tt-shell :is(input,select,textarea,button):focus-visible,.tt-cell:focus-visible{outline:3px solid #7f9ced;outline-offset:2px}.tt-shell .tt-check{display:flex;align-items:center;gap:8px;font-size:.8125rem;font-weight:500;line-height:1.5}.tt-check input{accent-color:#6669bb;flex:0 0 auto;width:16px;height:16px}.tt-toggle-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.tt-suggestion{padding:11px 12px;border-radius:8px;background:#f3f2fb;color:#554b83;font-size:.8125rem;line-height:1.5}.tt-mini-btn{border:1px solid #d2dce8;background:#fff;color:#354e6d;border-radius:7px;padding:8px 10px;font:600 .8125rem "TT Noto",Arial,sans-serif;cursor:pointer;min-height:35px}.tt-mini-btn:hover{background:#eef4fc;border-color:#8eabd4}.tt-mini-btn[aria-pressed=true]{color:#373690;background:#eeedff;border-color:#9d9bde}.tt-mini-actions{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}.tt-click-hint{font-size:.875rem;color:#5e6f86;margin:8px 0 14px}.tt-preview-tools{display:flex;align-items:center;justify-content:space-between;gap:12px}.tt-preview-tools label{display:flex;align-items:center;gap:8px;font-size:.8125rem}.tt-preview-tools select{font-size:.8125rem;width:auto}.tt-stage{margin-top:12px;overflow:auto;padding:10px;background:#e9eef6;border:1px solid #d9e2ee;border-radius:10px;max-height:76vh}.tt-canvas-wrap{position:relative;width:100%;margin:auto;line-height:0}.tt-canvas-wrap canvas{display:block;width:100%;height:auto;background:#fff;box-shadow:0 4px 20px #18334b22;cursor:pointer;touch-action:pan-x pan-y}.tt-highlight{pointer-events:none;position:absolute;border:2px solid #6158dd;background:#6158dd0a;box-shadow:0 0 0 2px #fff9;border-radius:6px;box-sizing:border-box}.tt-preview-foot{display:flex;gap:15px;justify-content:space-between;font-size:.8125rem;line-height:1.5;margin:10px 0;color:#64738a}.tt-preview-foot span:last-child{color:#504882;white-space:nowrap}.tt-part-picker{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;align-items:center;font-size:.8125rem;margin:13px 0}.tt-part-picker select{font-size:.875rem}.tt-inspector{border:1px solid #aaa6e5;background:#fbfaff;border-radius:12px;padding:18px;margin-top:14px;scroll-margin-top:20px}.tt-inspector-head{margin-bottom:15px}.tt-inspector h3{font-size:1rem;margin:4px 0 0}.tt-inspector .tt-fields{margin-top:12px;grid-template-columns:repeat(3,minmax(0,1fr))}.tt-inspector .tt-label{margin:12px 0}.tt-art-filter{display:flex;gap:8px;margin:12px 0}.tt-art-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:9px;max-height:350px;overflow:auto;padding:3px}.tt-art-choice{padding:8px 4px;border:1px solid #dbe2ec;background:#fff;border-radius:9px;cursor:pointer;color:#52637c;min-width:0}.tt-art-choice[aria-pressed=true]{border:2px solid #7470cc;background:#eeedff}.tt-art-choice img{display:block;width:100%;height:68px;object-fit:contain}.tt-art-choice span{font-size:.75rem;display:block;margin-top:5px;overflow-wrap:anywhere}.tt-export-bar{display:flex;gap:9px;align-items:end;flex-wrap:wrap;border-top:1px solid #e1e6ef;padding-top:17px;margin-top:18px}.tt-export-bar label{display:grid;gap:5px;font-size:.8125rem;margin-right:auto}.tt-export-bar select{width:145px;font-size:.875rem}.tt-export-bar .btn{font-size:.875rem;padding:11px 18px;border-radius:8px}.tt-status{font-size:.875rem;min-height:24px;margin-top:10px;line-height:1.5;color:#48647f}.tt-status[data-error=true]{color:#ab233c}.tt-edit-wrap{overflow:auto;max-height:470px;margin-top:14px;border:1px solid #d7dfeb;border-radius:8px}.tt-edit{border-collapse:separate;border-spacing:0;width:100%}.tt-edit th,.tt-edit td{padding:0;border-right:1px solid #dce4ef;border-bottom:1px solid #dce4ef;vertical-align:top}.tt-edit th{position:sticky;top:0;z-index:2;background:#edf3fb}.tt-edit th:first-child,.tt-edit td:first-child{position:sticky;left:0;z-index:1;background:#f2f5fa}.tt-edit th:first-child{z-index:3}.tt-cell{padding:10px;min-width:135px;min-height:60px;white-space:pre-wrap;font-size:.875rem;line-height:1.4;outline:0}.tt-cell:focus{box-shadow:inset 0 0 0 2px #827ed3;background:#f4f3ff}.tt-edit th .tt-cell{min-height:45px;font-weight:700}.tt-edit td:first-child .tt-cell,.tt-edit th:first-child .tt-cell{min-width:75px;max-width:100px;font-weight:700}.tt-import-preview{background:#f3f6fa;border:1px dashed #bacadd;border-radius:8px;min-height:100px;display:grid;place-items:center;margin:10px 0;font-size:.8125rem;color:#718198}.tt-import-preview img{width:100%;max-height:240px;object-fit:contain}.tt-shell [hidden]{display:none!important}.tt-shell button:disabled{opacity:.5;cursor:wait}.tt-preview-panel:fullscreen{border-radius:0;overflow:auto;padding:20px;background:#edf2f8;position:fixed}.tt-preview-panel:fullscreen .tt-stage{max-height:80vh}.tt-preview-panel:fullscreen .tt-canvas-wrap{max-width:1600px}.tt-preview-panel:fullscreen .tt-inspector{max-width:1000px;margin:20px auto}
@media(max-width:1250px){.tt-layout{grid-template-columns:330px minmax(0,1fr);gap:18px}.tt-panel,.tt-preview-panel{padding:15px}.tt-inspector .tt-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.tt-art-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:960px){.tt-layout{grid-template-columns:1fr}.tt-preview-panel{position:static;order:0}.tt-panel{order:1}.tt-stage{max-height:none}.tt-shell{width:94%!important}.tt-panel .tt-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.tt-art-grid{grid-template-columns:repeat(6,minmax(0,1fr))}}@media(max-width:600px){.tt-panel,.tt-preview-panel{padding:12px;border-radius:12px}.tt-local{font-size:.75rem;padding:5px 7px}.tt-preview-panel h2{font-size:1.1rem}.tt-stage{padding:4px}.tt-part-picker{grid-template-columns:1fr;gap:5px}.tt-preview-foot{flex-direction:column;gap:4px}.tt-inspector{padding:12px}.tt-inspector .tt-fields,.tt-panel .tt-fields{grid-template-columns:1fr}.tt-art-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.tt-export-bar{gap:6px}.tt-export-bar .btn{padding:10px 13px}.tt-export-bar label{width:100%;margin-bottom:4px}.tt-export-bar select{width:100%}}@media(prefers-reduced-motion:reduce){.tt-shell *{scroll-behavior:auto!important}}

/* v59: isolated resource sections and editable divider controls. */
.tt-page-nav{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:20px}.tt-page-nav a{padding:8px 13px;border:1px solid var(--border,#dce5e8);border-radius:20px;color:var(--text,#20394a);background:var(--surface,#f4f8f7);font-size:.875rem;text-decoration:none}.tt-page-nav a:hover{border-color:#488582}.tt-brand-note{padding:10px 12px;border-left:3px solid #66a9ad;background:#f0f8f8;color:#315d63}.tt-divider-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.tt-divider-grid .tt-art-choice img{height:48px}.tt-resource-area{background:var(--bg,#fff);color:var(--text,#20394a)}.tt-resource-area .section:nth-child(even){background:var(--surface,#f3f8f7)}.tt-reading{max-width:1120px;line-height:1.75}.tt-reading h2{font-size:clamp(1.4rem,2.2vw,2rem);line-height:1.25;margin:12px 0 20px}.tt-reading h3{font-size:1.1rem;line-height:1.35;margin:0 0 10px}.tt-reading p{margin:12px 0}.tt-reading a{color:var(--primary,#136f70);text-underline-offset:3px}.tt-reading a:focus-visible,.tt-page-nav a:focus-visible{outline:3px solid #76aaa7;outline-offset:4px}.tt-steps{padding-left:1.5rem;margin:20px 0}.tt-steps li{padding:8px 0 8px 10px}.tt-info-grid,.tt-related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:24px}.tt-info-card,.tt-related a{padding:24px;border:1px solid var(--border,#d7e4e4);border-radius:16px;background:var(--bg,#fff)}.tt-related a{display:grid;gap:8px;text-decoration:none}.tt-related span{font-size:.95rem;color:var(--text,#20394a)}.tt-related a:hover{border-color:#488582}.tt-faq{margin-top:24px}.tt-faq details{border:1px solid var(--border,#d7e4e4);border-radius:12px;padding:0 20px;margin:10px 0;background:var(--bg,#fff)}.tt-faq summary{padding:18px 0;cursor:pointer;font-weight:650;line-height:1.5}.tt-faq details p{margin:0;padding:0 0 20px}.tt-back{margin-top:28px!important}#timetable-studio,.tt-resource-area section{scroll-margin-top:90px}@media(max-width:760px){.tt-info-grid,.tt-related{grid-template-columns:1fr}.tt-info-card,.tt-related a{padding:20px}.tt-reading{width:92%}.tt-page-nav{gap:7px}}@media(max-width:600px){.tt-divider-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}