:root{--bg:#f2f1ee;--surface:#fff;--surface-alt:#f4f3f0;--text:#16150f;--muted:#787369;--faint:#b8b3a8;--rule:#e9e7e1;--rule-med:#97927f;--rule-strong:#16150f;--accent:#a3560c;--accent-hover:#854509;--accent-fg:#fff;--danger:#a8321a;--focus:#b8600d59;--row-active-bg:#fffdf7;--section-selected-bg:#a3560c1f;--font-ui:system-ui, "Segoe UI", -apple-system, sans-serif;--font-data:ui-monospace, "Cascadia Mono", "Segoe UI Mono", "SF Mono", Consolas, monospace}@media (prefers-color-scheme:dark){:root{--bg:#000;--surface:#141413;--surface-alt:#1c1b19;--text:#e8e6df;--muted:#8a867c;--faint:#5c5a55;--rule:#2c2b29;--rule-med:#66635c;--rule-strong:#e4e1d9;--accent:#ffb020;--accent-hover:#ffc247;--accent-fg:#16150f;--danger:#ff6b4a;--focus:#ffb02059;--row-active-bg:#241d10;--section-selected-bg:#ffb0202e}}body{background-color:var(--bg);color:var(--text);font-family:var(--font-ui);margin:0;padding:0}.page-main{max-width:900px;margin:0 auto;padding:30px 20px 20px}.card{background-color:var(--surface);border:1px solid var(--rule-med)}.status-strip{border-bottom:3px solid var(--rule-strong);align-items:center;padding:6px 13px;font-size:15px;display:flex}.strip-title{letter-spacing:.12em;color:var(--text);margin:0;font-size:13px;font-weight:800}.chip{font-family:var(--font-data);letter-spacing:.1em;border:1px solid var(--rule-med);color:var(--muted);background-color:#0000;margin:0 0 0 5px;padding:2px 5px;font-size:10px;font-weight:700;text-decoration:none}.chip:hover{border-color:var(--accent);color:var(--accent)}button{font-family:var(--font-ui);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:0;padding:8px 14px;font-size:10px;font-weight:800}.btn-primary{background-color:var(--accent);color:var(--accent-fg)}.btn-primary:hover{background-color:var(--accent-hover)}.btn-secondary{border:1px solid var(--rule-med);color:var(--text);background:0 0}.btn-secondary:hover{border-color:var(--rule-strong)}.btn-destructive{color:var(--faint);justify-content:flex-end;align-items:center;height:33px;padding:0 6px 0 0;font-size:16px;line-height:1;display:flex;transform:translateY(-1.5px)}.btn-destructive:hover{color:var(--danger)}select{font-family:var(--font-data);color:var(--text);background:var(--surface);border:1px solid var(--rule-med);appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6' fill='none'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%238a867c' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-position:right 9px center;background-repeat:no-repeat;background-size:9px 6px;border-radius:0;padding:6px 26px 6px 8px;font-size:15px;font-weight:600}select:focus-visible,button:focus-visible,input[type=checkbox]:focus-visible{box-shadow:0 0 0 3px var(--focus);outline:none}.row{border-bottom:1.5px solid var(--rule);grid-template-columns:72px 62px minmax(0,1fr) 130px 44px;align-items:center;gap:12px;padding:7px 13px;display:grid}.row:hover{background-color:var(--surface-alt)}.row-title{font-family:var(--font-ui);white-space:nowrap;text-overflow:ellipsis;padding-bottom:1px;font-size:14px;font-weight:450;overflow:hidden}.row-title-placeholder{color:var(--faint);font-style:italic}.row-active{background-color:var(--row-active-bg)}.table-header{background-color:var(--surface-alt);border-bottom:1px solid var(--rule-med);grid-template-columns:72px 62px 1fr 130px 44px;align-items:baseline;gap:12px;margin-top:14px;padding:6px 13px;display:grid}.table-header span{letter-spacing:.13em;color:var(--muted);font-size:9px;font-weight:800}.table-header span:nth-child(4){text-align:right}.btn-clear-all{letter-spacing:.1em;border:1px solid var(--rule-med);color:var(--muted);text-align:center;white-space:nowrap;padding:3px 0;font-size:9px;font-weight:800;line-height:1}.btn-clear-all:hover:not(:disabled){color:var(--danger)}.btn-clear-all:disabled{opacity:.35;cursor:default}.sec-cell{justify-content:flex-end;align-items:baseline;gap:20px;display:flex}.sec-cell button{padding:4px 10px;font-size:9px}.sec-text{font-family:var(--font-data);color:var(--muted);font-size:11px;font-weight:500}.sec-text-accent{color:var(--accent)}.table-footer{border-bottom:1px solid var(--rule);justify-content:space-between;align-items:center;gap:9px;padding:11px 13px;display:flex}.spacer{flex:1}.section-row{border-bottom:1px solid var(--rule);cursor:pointer;-webkit-user-select:none;user-select:none;border-left:3px solid #0000;align-items:center;gap:12px;padding:8px 13px 8px 10px;display:flex}.section-row-selected{border-left-color:var(--accent);background:var(--section-selected-bg)}.section-code{font-family:var(--font-data);color:var(--text);font-size:15px;font-weight:600}.section-desc{border-bottom:1px solid var(--rule);font-family:var(--font-ui);color:var(--text);padding:8px 13px;font-size:14px;font-weight:600}.section-num{min-width:22px;font-family:var(--font-data);color:var(--text);font-size:14px;font-weight:600}.section-instructor{font-family:var(--font-ui);color:var(--text);white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;padding-bottom:1px;font-size:14px;font-weight:450;overflow:hidden}.section-meeting{white-space:pre-line;font-family:var(--font-data);color:var(--muted);text-align:right;font-size:11px;line-height:1.4}.sub-strip{border-bottom:1px solid var(--rule);align-items:center;padding:10px 13px;display:flex}.sub-strip>button{padding:0;font-size:9px}.section-row input[type=checkbox]{appearance:none;border:1px solid var(--rule-med);background-color:var(--surface);flex:none;width:16px;height:16px;margin:0}.section-row input[type=checkbox]:checked{background-color:var(--accent);border-color:var(--accent);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 10' fill='none'%3E%3Cpath d='M1 5l3.5 3.5L11 1.5' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-position:50%;background-repeat:no-repeat;background-size:10px 8px}@media (prefers-color-scheme:dark){.section-row input[type=checkbox]:checked{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 10' fill='none'%3E%3Cpath d='M1 5l3.5 3.5L11 1.5' stroke='%2316150f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}}.section-row-selected .section-num{color:var(--accent)}.section-row:has(input:focus-visible){box-shadow:inset 0 0 0 3px var(--focus)}.section-row:not(.section-row-selected):hover{background-color:var(--surface-alt)}.section-note{color:var(--muted);margin:0;padding:8px 13px;font-size:13px}.weekly-grid{display:grid}.grid-scroll{overflow-x:auto}.class-block{box-sizing:border-box;background-color:color-mix(in srgb, var(--hue) 20%, transparent);border-left:4px solid var(--hue);border-radius:0;margin:2px;padding:4px 5px;display:block;overflow:hidden}.class-block-short .block-instructor{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}@media (prefers-color-scheme:dark){.class-block{background-color:color-mix(in srgb, var(--hue) 24%, transparent)}}.pager-group{align-items:center;gap:6px;display:flex}.pager{width:26px;height:26px;font-family:var(--font-data);color:var(--muted);background:0 0;border:none;padding:0;font-size:17px}.pager:hover:not(:disabled){color:var(--text)}.pager:disabled{color:var(--faint);cursor:default}.counter-current{font-family:var(--font-data);letter-spacing:-.02em;color:var(--text);font-size:18px;font-weight:700}.counter-sep{font-family:var(--font-data);color:var(--faint);font-size:13px}.counter-total{font-family:var(--font-data);letter-spacing:-.02em;color:var(--accent);font-size:18px;font-weight:700}.grid-corner{background-color:var(--surface-alt);border-bottom:1px solid var(--rule-med);border-right:1px solid var(--rule-med)}.day-header{background-color:var(--surface-alt);border-bottom:1px solid var(--rule-med);text-align:center;font-family:var(--font-ui);letter-spacing:.12em;color:var(--text);padding:6px 0;font-size:11px;font-weight:800}.gutter-cell{font-family:var(--font-data);color:var(--faint);text-align:right;border-right:1px solid var(--rule-med);border-top:1px solid var(--rule);white-space:nowrap;padding:2px 6px;font-size:11px}.gutter-short{display:none}.hour-cell{border-top:1px solid var(--rule);border-left:1px solid var(--rule)}.no-rule-top{border-top:none}.no-rule-left{border-left:none}.block-code{font-family:var(--font-data);color:var(--text);font-size:12px;font-weight:700}.block-instructor{font-family:var(--font-ui);color:var(--muted);font-size:11px}.block-time{font-family:var(--font-data);color:var(--muted);font-size:11px}.class-block-short .block-time{display:none}.toast{z-index:100;background-color:var(--surface);border:1px solid var(--rule-med);border-left:3px solid var(--danger);max-width:340px;color:var(--text);align-items:center;gap:12px;padding:13px 15px;font-size:13px;font-weight:500;line-height:1.4;display:flex;position:fixed;top:20px;right:20px}.toast-msg{flex:1}.toast-close{width:24px;height:24px;color:var(--faint);flex:none;justify-content:center;align-items:center;padding:0;font-size:15px;line-height:1;display:flex}.toast-close:hover{color:var(--danger)}.page-footer{text-align:center;margin-top:40px;padding:20px;font-size:12px}.page-footer a{color:var(--accent)}.page-footer p{max-width:640px;margin:0 auto 6px}@media (width<=640px){.page-main{padding:12px 8px}.status-strip{flex-wrap:wrap;row-gap:4px;padding:8px 13px}.strip-title{white-space:nowrap;font-size:11px}.chip{white-space:nowrap;margin-left:auto;font-size:9px}.table-header{display:none}.row{grid-template-columns:64px 54px 1fr auto;gap:2px 6px;padding:9px 13px}.row select:first-of-type{grid-area:1/1}.row select:nth-of-type(2){grid-area:1/2}.sec-cell{grid-area:1/3;align-items:baseline;gap:20px}.sec-cell button{color:var(--accent);border:none;padding:4px 0}.btn-destructive{grid-area:1/4;justify-content:flex-end;align-items:center;width:44px;height:44px;margin-top:-7px;margin-bottom:-7px;margin-left:-13.5px;padding-right:4px;font-size:15px;line-height:1;display:flex}.row-title{grid-area:2/1/auto/-1;padding:3px 0 2px 5px;font-size:14px}select{background-color:#0000;background-position:right 6px center;border:none;padding-left:5px;padding-right:20px}.sec-text{font-size:10px}.table-footer{flex-direction:column;align-items:stretch;gap:7px}.table-footer button{padding:15px}.sub-strip{padding:4px 13px 0}.sub-strip>button{min-width:44px;padding:16px 0}.pager{width:44px;height:44px;margin-right:-10px;font-size:20px}.section-row{grid-template-columns:auto auto 1fr;align-items:center;gap:1px 12px;padding:9px 13px 9px 10px;display:grid}.section-row input[type=checkbox]{border-radius:0;grid-area:1/1}.section-num{grid-area:1/2}.section-instructor{grid-area:1/3}.section-meeting{text-align:left;white-space:normal;grid-area:2/3}.gutter-cell{z-index:2;background-color:var(--surface);position:sticky;left:0}.grid-corner{z-index:3;position:sticky;left:0}.weekly-grid{--day-w:calc((100% - var(--gutter-w,70px)) / 4)}.toast{max-width:none;padding:12px 8px 12px 12px;inset:auto 8px 8px}.toast-close{width:44px;height:44px;margin:-12px -8px -12px 0;font-size:16px}@media (width<=480px){.gutter-full{display:none}.gutter-short{display:inline}.gutter-cell{padding:2px 4px;font-size:10px}.weekly-grid{--gutter-w:42px}.block-instructor,.block-time{font-size:9px;line-height:1.2}.block-code{font-size:10px;line-height:1.25}.class-block{margin:1.5px;padding:3px 4px}.block-instructor{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.class-block-short .block-time{display:block}}@media (width<=360px){.chip{font-size:8px}}}