:root{--blue: #0082ca;--blue-600: #006fae;--blue-50: #e6f3fb;--blue-100: #cfe8f7;--navy: #1d1934;--navy-700: #2b2650;--ink: #1d1934;--muted: #5b6275;--line: #e3e7ef;--bg: #f4f6fa;--white: #ffffff;--green: #1e7e34;--green-bg: #e7f6ec;--green-line: #b9e3c6;--amber: #8a5300;--amber-icon: #e8a317;--amber-bg: #fff4e0;--amber-line: #f6d79e;--red: #b42318;--red-bg: #fdecec;--red-line: #f5c2c0;--violet: #5b3cc4;--violet-bg: #f1edff;--radius: 14px;--radius-sm: 10px;--shadow: 0 1px 2px rgba(29, 25, 52, .06), 0 4px 16px rgba(29, 25, 52, .05);--font: "Segoe UI", "Inter", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased}h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.01em}h1{font-size:30px;font-weight:800}h2{font-size:20px;font-weight:750}h3{font-size:16px;font-weight:700}p{margin:0}a{color:var(--blue-600)}button,input,select,textarea{font:inherit;color:inherit}:focus-visible{outline:3px solid #5bb5ea;outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);border:0}.muted{color:var(--muted)}.small{font-size:13px}.row{display:flex;gap:12px;align-items:center}.row.wrap{flex-wrap:wrap}.spacer{flex:1}.stack{display:flex;flex-direction:column;gap:12px}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}@media (max-width: 1100px){.grid-4,.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 700px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}h1{font-size:24px}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--radius-sm);padding:10px 16px;font-weight:650;cursor:pointer;text-decoration:none;background:var(--white);color:var(--ink);border-color:var(--line);min-height:42px;transition:background .15s,border-color .15s,box-shadow .15s}.btn:hover{background:#f7f8fb}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.primary:hover{background:var(--blue-600)}.btn.dark{background:var(--navy);border-color:var(--navy);color:#fff}.btn.dark:hover{background:var(--navy-700)}.btn.success{background:#1f8a3c;border-color:#1f8a3c;color:#fff}.btn.danger{background:var(--red);border-color:var(--red);color:#fff}.btn.outline-blue{border-color:var(--blue);color:var(--blue-600)}.btn.outline-green{border-color:#1f8a3c;color:var(--green)}.btn.outline-red{border-color:var(--red);color:var(--red)}.btn.ghost{background:transparent;border-color:transparent}.btn.sm{padding:6px 10px;min-height:34px;font-size:14px}.btn.xl{padding:18px 24px;font-size:22px;min-height:72px;border-radius:14px;width:100%}.field{display:flex;flex-direction:column;gap:6px;min-width:0}.field>span{font-size:13px;font-weight:600;color:var(--ink)}.field .hint{font-size:12px;color:var(--muted);font-weight:400}.input,select.input,textarea.input{width:100%;border:1px solid #cfd5e1;border-radius:var(--radius-sm);padding:10px 12px;background:#fff;min-height:42px}textarea.input{min-height:84px;resize:vertical}.input:focus{border-color:var(--blue);outline:3px solid var(--blue-100)}.input.lg{font-size:26px;padding:16px 18px;min-height:68px;border-width:2px}.check{display:flex;gap:10px;align-items:flex-start;cursor:pointer}.check input{width:20px;height:20px;margin-top:1px;accent-color:var(--blue)}.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card.flat{box-shadow:none}.card-title{display:flex;align-items:center;gap:10px;margin-bottom:14px}.card-title h2,.card-title h3{flex:1}.stat{display:flex;gap:16px;align-items:center;padding:18px 20px}.stat .ico{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;flex-shrink:0}.stat .label{font-weight:600;color:var(--ink)}.stat .value{font-size:34px;font-weight:800;line-height:1.1}.stat.blue .ico{background:var(--blue-50);color:var(--blue)}.stat.blue .value{color:var(--blue-600)}.stat.green{background:linear-gradient(0deg,#f6fcf8,#fff)}.stat.green .ico{background:var(--green-bg);color:var(--green)}.stat.green .value{color:var(--green)}.stat.amber{background:linear-gradient(0deg,#fffaf0,#fff)}.stat.amber .ico{background:var(--amber-bg);color:var(--amber-icon)}.stat.amber .value{color:#c77700}.stat.red{background:linear-gradient(0deg,#fff7f7,#fff)}.stat.red .ico{background:var(--red-bg);color:var(--red)}.stat.red .value{color:var(--red)}.badge{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:3px 10px 3px 8px;font-size:13px;font-weight:650;border:1px solid transparent;white-space:nowrap}.badge.green{background:var(--green-bg);color:var(--green);border-color:var(--green-line)}.badge.amber{background:var(--amber-bg);color:var(--amber);border-color:var(--amber-line)}.badge.red{background:var(--red-bg);color:var(--red);border-color:var(--red-line)}.badge.blue{background:var(--blue-50);color:var(--blue-600);border-color:var(--blue-100)}.badge.gray{background:#eef0f5;color:#4a5164;border-color:#dfe3ec}.badge.violet{background:var(--violet-bg);color:var(--violet);border-color:#ddd3ff}.notice{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border-radius:var(--radius-sm);border:1px solid}.notice.info{background:var(--blue-50);border-color:var(--blue-100);color:#064f7c}.notice.ok{background:var(--green-bg);border-color:var(--green-line);color:var(--green)}.notice.warn{background:var(--amber-bg);border-color:var(--amber-line);color:var(--amber)}.notice.err{background:var(--red-bg);border-color:var(--red-line);color:var(--red)}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-sm)}table.table{width:100%;border-collapse:collapse;background:#fff}.table th{text-align:left;font-size:13px;font-weight:650;background:#eef1f6;padding:10px 12px;color:var(--ink);white-space:nowrap}.table td{padding:10px 12px;border-top:1px solid var(--line);vertical-align:top}.table tr.clickable{cursor:pointer}.table tr.clickable:hover td{background:#f8fafd}.table tr.selected td{background:var(--blue-50)}.table .sub{color:var(--muted);font-size:13px}.app-shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{background:#fff;border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar .brand{padding:4px 10px 18px}.nav-link{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:10px;color:var(--ink);text-decoration:none;font-weight:550}.nav-link:hover{background:#f3f5f9}.nav-link.active{background:var(--blue-50);color:var(--blue-600);font-weight:700;box-shadow:inset 4px 0 0 var(--blue)}.sidebar .footer{margin-top:auto;border-top:1px solid var(--line);padding:14px 10px 0}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:20px;padding:0 24px;position:sticky;top:0;z-index:5}.topbar .meta{display:flex;align-items:center;gap:8px;color:var(--ink);font-weight:550}.topbar .divider{width:1px;height:28px;background:var(--line)}.content{padding:24px;max-width:1500px;width:100%}.page-head{display:flex;align-items:flex-end;gap:16px;margin-bottom:20px;flex-wrap:wrap}.page-head .sub{color:var(--muted);font-size:16px;font-weight:550;margin-top:4px}.menu-btn{display:none}@media (max-width: 980px){.app-shell{grid-template-columns:1fr}.sidebar{position:fixed;left:0;top:0;z-index:30;width:270px;transform:translate(-100%);transition:transform .2s;box-shadow:var(--shadow)}.sidebar.open{transform:none}.menu-btn{display:inline-flex}.topbar{padding:0 12px;gap:10px}.topbar .hide-sm{display:none}.content{padding:16px}}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px;overflow-x:auto}.tab{border:0;background:none;padding:10px 14px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent;white-space:nowrap}.tab.active{color:var(--blue-600);border-bottom-color:var(--blue)}.backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#1d193473;z-index:40;display:grid;place-items:center;padding:16px}.modal{background:#fff;border-radius:16px;width:min(640px,100%);max-height:92vh;overflow:auto;box-shadow:0 20px 60px #00000040}.modal.wide{width:min(980px,100%)}.modal-head{display:flex;align-items:center;gap:12px;padding:18px 20px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff}.modal-head h2{flex:1}.modal-body{padding:20px;display:flex;flex-direction:column;gap:14px}.modal-foot{padding:14px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px;position:sticky;bottom:0;background:#fff}.toasts{position:fixed;right:16px;bottom:16px;z-index:60;display:flex;flex-direction:column;gap:8px;max-width:min(420px,calc(100vw - 32px))}.toast{padding:12px 16px;border-radius:12px;box-shadow:var(--shadow);display:flex;gap:10px;align-items:center;font-weight:600}.auth-page{min-height:100vh;display:grid;place-items:center;padding:16px;background:radial-gradient(1200px 500px at 10% -10%,#e6f3fb,transparent),var(--bg)}.auth-card{width:min(520px,100%);background:#fff;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}.auth-card .bar{background:var(--navy);color:#fff;text-align:center;padding:14px;font-weight:650;font-size:18px}.auth-card .body{padding:28px 32px 32px;display:flex;flex-direction:column;gap:16px}.kiosk{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(180deg,#fff 0,#f4f6fa 220px)}.kiosk-head{display:flex;align-items:center;gap:22px;padding:16px 28px;background:#fff;border-bottom:1px solid var(--line);flex-wrap:wrap}.kiosk-head .place{display:flex;gap:10px;align-items:center;border-left:1px solid var(--line);padding-left:22px}.kiosk-head .clock{margin-left:auto;text-align:right}.kiosk-head .clock .t{font-size:40px;font-weight:800;line-height:1;font-variant-numeric:tabular-nums}.kiosk-main{flex:1;display:grid;place-items:start center;padding:28px 16px}.kiosk-panel{width:min(980px,100%)}.kiosk-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:28px}.person{display:flex;gap:18px;align-items:center}.avatar{width:92px;height:92px;border-radius:50%;background:var(--blue-50);display:grid;place-items:center;color:var(--blue-600);font-size:34px;font-weight:800;overflow:hidden;flex-shrink:0}.avatar img{width:100%;height:100%;object-fit:cover}.class-info{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:0;border:1px solid var(--line);border-radius:14px;overflow:hidden}.class-info>div{padding:14px 16px;border-right:1px solid var(--line)}.class-info>div:last-child{border-right:0}.class-info .k{font-size:13px;color:var(--muted);font-weight:600}.class-info .v{font-size:20px;font-weight:750}@media (max-width: 760px){.class-info{grid-template-columns:1fr 1fr}.class-info>div{border-bottom:1px solid var(--line)}.kiosk-head .clock .t{font-size:30px}}.scan-box{border:2px dashed var(--blue-100);background:#f8fbfe;border-radius:16px;padding:18px;display:flex;gap:20px;align-items:center}.scan-video{width:260px;max-width:100%;aspect-ratio:1;border-radius:12px;background:#0e0c1c;object-fit:cover}@media (max-width: 760px){.scan-box{flex-direction:column}}.big-result{text-align:center;padding:36px 20px;border-radius:18px}.big-result .ico{width:96px;height:96px;border-radius:50%;display:grid;place-items:center;margin:0 auto 16px}.big-result h2{font-size:34px}.big-result.ok{background:var(--green-bg);border:1px solid var(--green-line)}.big-result.ok .ico{background:#1f8a3c;color:#fff}.big-result.warn{background:var(--amber-bg);border:1px solid var(--amber-line)}.big-result.warn .ico{background:var(--amber-icon);color:#fff}.big-result.err{background:var(--red-bg);border:1px solid var(--red-line)}.big-result.err .ico{background:var(--red);color:#fff}.big-result.off{background:#eef0f5;border:1px solid #dfe3ec}.big-result.off .ico{background:#5d6477;color:#fff}.portal{max-width:720px;margin:0 auto;padding:16px;display:flex;flex-direction:column;gap:16px}.portal-head{display:flex;align-items:center;gap:12px;padding:12px 0}.qr-img{width:min(280px,80vw);height:auto;image-rendering:pixelated;border:10px solid #fff;border-radius:12px;box-shadow:var(--shadow)}.week-grid{display:grid;grid-template-columns:64px repeat(6,minmax(120px,1fr));border:1px solid var(--line);border-radius:12px;overflow:auto;background:#fff}.week-grid .h{background:#eef1f6;padding:8px;text-align:center;font-weight:650;font-size:13px;border-bottom:1px solid var(--line)}.week-grid .col{position:relative;border-left:1px solid var(--line);min-height:560px}.week-grid .hours{position:relative}.week-grid .hr{position:absolute;left:0;right:0;border-top:1px dashed #edf0f5;font-size:11px;color:var(--muted);padding-left:6px}.ev{position:absolute;left:4px;right:4px;border-radius:8px;padding:4px 8px;font-size:12px;background:var(--blue-100);border-left:4px solid var(--blue);overflow:hidden;cursor:pointer}.ev.cancel{background:#f2f2f4;border-left-color:#9aa0ad;text-decoration:line-through;color:var(--muted)}.ev.done{background:var(--green-bg);border-left-color:#1f8a3c}.bar-chart{display:flex;align-items:flex-end;gap:24px;height:200px;padding:10px 10px 0;border-bottom:1px solid var(--line)}.bar-chart .b{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:6px}.bar-chart .bar{width:100%;max-width:70px;border-radius:6px 6px 0 0}.legend{font-size:13px;color:var(--muted);text-align:center}.footer-note{text-align:right;font-size:12px;color:var(--muted);margin-top:12px}.empty{padding:28px;text-align:center;color:var(--muted)}.kbd{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#eef1f6;border-radius:6px;padding:2px 6px;font-size:13px;word-break:break-all}