:root{--bg:#f5f7fa;--surface:#ffffff;--ink:#16232f;--sub:#64748b;--line:#e3e9f0;--good:#2e9e5b;--warn:#d98e1f;--bad:#d64545;--brand:#1a66c7;--brand-ink:#ffffff;--lv-beg:#2e9e5b;--lv-int:#d64545;--lv-adv:#1d2733;--radius:12px;--font-ui:"PingFang TC","Hiragino Sans","Microsoft JhengHei",sans-serif}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:var(--font-ui);font-size:14px;line-height:1.6;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased}a{color:var(--brand);text-decoration:none}button{font-family:inherit}.layout{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.layout-main{padding:24px 28px 48px;min-width:0}.sidenav{background:var(--surface);border-right:1px solid var(--line);padding:18px 12px;position:-webkit-sticky;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:2px}.sidenav-brand{display:flex;align-items:center;gap:9px;padding:4px 10px 18px;font-weight:700;font-size:14px}.sidenav-brand .sp{flex:1 1}.bell-wrap{flex:none}.bell,.bell-wrap{position:relative}.bell{border:0;background:none;cursor:pointer;font-size:16px;line-height:1;padding:5px;border-radius:8px}.bell:hover{background:var(--bg)}.bell:focus-visible{outline:2px solid var(--brand);outline-offset:1px}.bell-badge{position:absolute;top:-2px;right:-4px;min-width:16px;height:16px;border-radius:99px;background:var(--bad);color:#fff;font-size:10px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;padding:0 4px;line-height:1}.bell-pop{position:absolute;z-index:60;top:calc(100% + 8px);left:-8px;width:300px;max-height:380px;overflow-y:auto;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 14px 40px rgba(12,22,34,.18);padding:6px}.bell-pop-hd{font-size:12px;font-weight:700;padding:8px 10px 6px;border-bottom:1px solid var(--line);margin-bottom:4px}.bell-empty{padding:20px 10px;text-align:center;color:var(--sub);font-size:12.5px;font-weight:400}.bell-item{display:flex;align-items:flex-start;gap:8px;width:100%;border:0;background:none;padding:9px 10px;border-radius:9px;cursor:pointer;text-align:left;font-family:inherit;color:var(--ink)}.bell-item:hover{background:var(--bg)}.bell-dot{width:8px;height:8px;border-radius:50%;flex:none;margin-top:5px}.bell-item-main{display:flex;flex-direction:column;gap:1px;min-width:0;font-weight:400}.bell-item-main b{font-size:12.5px}.bell-item-body{font-size:12px;color:var(--sub);line-height:1.5}.bell-item-time{font-size:11px;color:var(--sub)}.school-logo{width:30px;height:30px;background:var(--brand);color:var(--brand-ink);display:inline-flex;justify-content:center;font-weight:800;font-size:14px;flex:none}.school-logo,.sidenav-link{border-radius:9px;align-items:center}.sidenav-link{display:flex;gap:9px;padding:9px 12px;color:var(--sub);font-size:13.5px;white-space:nowrap}.sidenav-link:hover{color:var(--ink);background:var(--bg)}.sidenav-link.on{background:color-mix(in srgb,var(--brand) 10%,white);color:var(--brand);font-weight:700}.sidenav-link .ico{font-style:normal;width:18px;text-align:center;flex:none}.pagehead{display:flex;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap}.pagehead h1{margin:0;font-size:20px;font-weight:700;line-height:1.3}.pagehead .sp{flex:1 1}.kpis{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:14px;gap:14px;margin-bottom:16px}.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}.kpi .k{font-size:12px;color:var(--sub)}.kpi .v{font-size:26px;font-weight:800;letter-spacing:-.01em;line-height:1.25}.kpi .v small{font-size:13px;font-weight:600;color:var(--sub)}.kpi .v.warn{color:var(--warn)}.kpi .d{font-size:11.5px;color:var(--sub)}.kpi .d.up{color:var(--good)}.kpi .d.dn{color:var(--bad)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}.grid2{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px;align-items:start}.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;grid-gap:10px;gap:10px}.row{display:flex;align-items:center;gap:8px}.row .sp{flex:1 1}.sub{color:var(--sub)}.sm{font-size:12px}.card-title{font-weight:700;font-size:13.5px}.table-wrap{overflow-x:auto}table.table{width:100%;border-collapse:collapse;background:var(--surface);font-size:13px;line-height:1.55}.table th{text-align:left;font-size:11px;color:var(--sub);font-weight:600;letter-spacing:.05em;padding:8px 10px;white-space:nowrap}.table td,.table th{border-bottom:1px solid var(--line)}.table td{padding:10px;vertical-align:middle}.table tr:last-child td{border-bottom:0}.table tbody tr.clickable:hover td{background:color-mix(in srgb,var(--brand) 4%,white);cursor:pointer}.pill{display:inline-flex;align-items:center;gap:5px;border-radius:99px;padding:2px 10px;font-size:11.5px;font-weight:600;white-space:nowrap}.pill.good{background:color-mix(in srgb,var(--good) 14%,white);color:var(--good)}.pill.warn{background:color-mix(in srgb,var(--warn) 16%,white);color:#a86a0d}.pill.bad{background:color-mix(in srgb,var(--bad) 13%,white);color:var(--bad)}.pill.info{background:color-mix(in srgb,var(--brand) 13%,white);color:var(--brand)}.pill.mute{background:var(--bg);color:var(--sub);border:1px solid var(--line)}.pill.xs{padding:0 7px;font-size:10px;gap:3px;line-height:1.7}.lv{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:12px;white-space:nowrap}.lv i{display:inline-block;flex:none}.lv.beg i{width:10px;height:10px;border-radius:50%;background:var(--lv-beg)}.lv.int i{width:0;height:0;border-left:6px solid transparent;border-right:6px solid transparent;border-bottom:10px solid var(--lv-int)}.lv.adv i{width:9px;height:9px;background:var(--lv-adv);transform:rotate(45deg)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:9px;padding:8px 16px;font-size:13px;font-weight:600;border:1px solid transparent;cursor:pointer;white-space:nowrap}.btn.pri{background:var(--brand);color:var(--brand-ink)}.btn.sec{background:var(--surface);border-color:var(--line);color:var(--ink)}.btn.ghost{background:transparent;color:var(--brand)}.btn.blk{width:100%}.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.avatar{width:32px;height:32px;border-radius:50%;background:color-mix(in srgb,var(--brand) 18%,white);color:var(--brand);font-size:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;flex:none}.avatar.lg{width:52px;height:52px;font-size:18px}.check{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line);font-size:13px}.check:last-child{border-bottom:0}.check .sp{flex:1 1}.ck{width:19px;height:19px;border-radius:6px;border:1.5px solid var(--line);flex:none;display:inline-flex;align-items:center;justify-content:center;font-size:12px}.ck.on{background:var(--good);border-color:var(--good);color:#fff}.ck.half{border-color:var(--warn);color:var(--warn)}.meter{height:7px;background:var(--bg);overflow:hidden}.meter,.meter i{border-radius:99px}.meter i{display:block;height:100%;background:var(--brand)}.thumb{border-radius:9px;aspect-ratio:4/3;position:relative;overflow:hidden;background:linear-gradient(155deg,#b9d4ee,#eef4fb 55%,#ffffff)}.thumb:after{content:"";position:absolute;inset:auto -12% -34% -12%;height:72%;background:linear-gradient(155deg,#7fa8cf,#cfe0f0);-webkit-clip-path:polygon(0 68%,22% 26%,40% 56%,58% 12%,78% 48%,100% 30%,100% 100%,0 100%);clip-path:polygon(0 68%,22% 26%,40% 56%,58% 12%,78% 48%,100% 30%,100% 100%,0 100%)}.thumb.vid:before{content:"▶";inset:0;display:flex;align-items:center;justify-content:center;font-size:18px;text-shadow:0 1px 6px rgba(0,0,0,.45)}.thumb .dur,.thumb.vid:before{position:absolute;z-index:2;color:#fff}.thumb .dur{right:6px;bottom:5px;background:rgba(12,22,34,.72);font-size:10px;padding:1px 6px;border-radius:5px}.input{border:1px solid var(--line);border-radius:9px;padding:8px 12px;font-size:13px;background:var(--surface);color:var(--ink);font-family:inherit;min-width:240px}.input:focus-visible{outline:2px solid var(--brand);outline-offset:1px}.input::placeholder{color:var(--sub)}.board-wrap{overflow-x:auto}.board{display:grid;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:12px;min-width:860px}.board .bhd{align-items:center;gap:8px;padding:10px;font-weight:700;font-size:12.5px;background:var(--bg);border-left:1px solid var(--line);border-bottom:1px solid var(--line);white-space:nowrap}.board .bhd,.board .bhd .hdname{display:flex;overflow:hidden;min-width:0}.board .bhd .hdname{flex-direction:column;line-height:1.4}.board .bhd .sub2{font-weight:400;color:var(--sub);font-size:11px;text-overflow:ellipsis;overflow:hidden}.board .corner,.board .timecol{background:var(--bg);border-bottom:1px solid var(--line)}.board .timecol{color:var(--sub);font-size:11px;display:flex;justify-content:center;align-items:flex-start;padding-top:5px}.board .cell{border-left:1px solid var(--line);border-bottom:1px solid var(--line)}.lesson{display:block;width:calc(100% - 8px);height:calc(100% - 8px);margin:4px;border:0;border-left:3px solid var(--brand);border-radius:8px;padding:6px 9px;font-size:11.5px;line-height:1.5;text-align:left;font-family:inherit;color:var(--ink);background:color-mix(in srgb,var(--brand) 12%,white);cursor:pointer;overflow:hidden}.lesson b{display:block;font-size:12px}.lesson .who{color:var(--sub);display:block}.lesson.grp{background:color-mix(in srgb,var(--good) 12%,white);border-left-color:var(--good)}.lesson.unasn{background:color-mix(in srgb,var(--warn) 13%,white);border-left-color:var(--warn)}.lesson.conflict{background:color-mix(in srgb,var(--bad) 10%,white);border-left-color:var(--bad);outline:1.5px dashed var(--bad);outline-offset:-1.5px}.lesson:focus-visible{outline:2px solid var(--brand);outline-offset:1px}.legend{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:12px;margin-bottom:10px}.legend .dot{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:5px;vertical-align:baseline}.skel{border-radius:8px;background:linear-gradient(90deg,var(--bg) 25%,#e9edf3 37%,var(--bg) 63%);background-size:400% 100%;animation:skel-shimmer 1.2s ease infinite}@keyframes skel-shimmer{0%{background-position:100% 0}to{background-position:0 0}}.banner{display:flex;align-items:center;gap:8px;border-radius:10px;padding:9px 14px;font-size:12.5px;margin-bottom:12px}.banner.warn{background:color-mix(in srgb,var(--warn) 12%,white);border:1px solid color-mix(in srgb,var(--warn) 35%,white);color:#8a5a10}.banner.bad{background:color-mix(in srgb,var(--bad) 10%,white);border:1px solid color-mix(in srgb,var(--bad) 30%,white);color:var(--bad)}.toast{position:fixed;z-index:80;bottom:26px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 14px 10px 18px;border-radius:12px;display:flex;align-items:center;gap:12px;font-size:13px;box-shadow:0 10px 30px rgba(12,22,34,.35);max-width:min(92vw,560px)}.toast .btn{padding:5px 12px;font-size:12px}.toast .toast-x{background:none;border:0;color:#9fb0c0;cursor:pointer;font-size:14px;padding:2px 4px}.overlay{position:fixed;inset:0;z-index:70;background:rgba(12,22,34,.32);display:flex;align-items:center;justify-content:center;padding:20px}.dialog{background:var(--surface);border-radius:14px;width:360px;max-width:100%;max-height:76vh;overflow:auto;padding:16px;box-shadow:0 18px 50px rgba(12,22,34,.25)}.dialog h3{margin:0 0 4px;font-size:15px}.menu-item{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border:0;background:none;border-radius:9px;cursor:pointer;text-align:left;font-size:13px;font-family:inherit;color:var(--ink)}.menu-item:hover:not([disabled]){background:var(--bg)}.menu-item[disabled]{opacity:.5;cursor:default}.menu-item .mi-sub{font-size:11.5px;color:var(--sub);display:block}.tabs{display:inline-flex;gap:4px;background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:4px}.tab{border:0;background:none;padding:6px 14px;border-radius:8px;font-size:13px;font-weight:600;color:var(--sub);cursor:pointer;font-family:inherit;white-space:nowrap}.tab.on{background:color-mix(in srgb,var(--brand) 10%,white);color:var(--brand);font-weight:700}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{display:inline-flex;align-items:center;border-radius:99px;padding:2px 10px;font-size:11.5px;font-weight:600;background:var(--bg);border:1px solid var(--line);color:var(--sub)}.chip.cert{background:color-mix(in srgb,var(--brand) 10%,white);border-color:transparent;color:var(--brand)}.inst-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:14px;gap:14px}@media (max-width:1200px){.inst-grid{grid-template-columns:1fr 1fr}}@media (max-width:700px){.inst-grid{grid-template-columns:1fr}}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:20px}.login-card{width:380px;max-width:100%;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px}.login-card h1{font-size:18px;margin:14px 0 20px}.field{display:block;margin-bottom:14px}.field>span{display:block;font-size:12px;font-weight:600;color:var(--sub);margin-bottom:5px}.field .input{width:100%;min-width:0}.form-err{color:var(--bad);font-size:12.5px;margin:4px 0 10px}@media (max-width:900px){.layout{grid-template-columns:1fr}.sidenav{position:static;height:auto;flex-direction:row;align-items:center;gap:2px;padding:10px 14px;border-right:0;border-bottom:1px solid var(--line);overflow-x:auto}.sidenav-brand{padding:0 10px 0 0;flex:none}.sidenav-brand .school-name{display:none}.bell-pop{position:fixed;top:54px;left:10px;right:auto;width:min(300px,calc(100vw - 20px))}.sidenav-link{padding:7px 10px;flex:none}.layout-main{padding:18px 16px 40px}.kpis{grid-template-columns:1fr 1fr}.grid2{grid-template-columns:1fr}}