:root{font-family:Tahoma,"Segoe UI",sans-serif;color:#203747;background:#f3f6f8;font-synthesis:none;--navy:#102c3b;--teal:#147d74;--muted:#6a7b86;--line:#e1e8ec;--radius:16px}*{box-sizing:border-box}body{margin:0;font-size:14px;line-height:1.7}button,input,select{font:inherit}button,a,input,select{ -webkit-tap-highlight-color:transparent}button{cursor:pointer;min-height:42px;border:0;border-radius:9px;padding:9px 17px;font-weight:600;transition:background .15s}button:disabled{opacity:.55;cursor:wait}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}h1{font-size:30px;line-height:1.5;letter-spacing:-.6px}h2{font-size:23px}h3{font-size:17px}small{font-size:11px}[hidden]{display:none!important}.primary{background:var(--teal);color:#fff}.primary:hover{background:#0c625b}.secondary{background:#fff;color:#254756;border:1px solid #d5e0e5}.secondary:hover{background:#f0f6f7}.text-button{background:transparent;color:var(--teal)}.icon-button{background:transparent;padding:5px 12px;font-size:24px}.danger{background:#b74444;color:#fff}.actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.eyebrow{display:block;color:var(--teal);font-size:11px;font-weight:bold;letter-spacing:1px;margin-bottom:8px}.brand{display:flex;align-items:center;gap:12px;font-size:17px;font-weight:bold}.brand small{display:block;letter-spacing:.8px;font-weight:normal;opacity:.6;margin-top:2px}.auth-layout{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}.auth-story{background:var(--navy);color:#fff;padding:55px 10%;display:flex;flex-direction:column;justify-content:space-between;gap:60px;min-height:100vh;background-image:radial-gradient(ellipse at 0 90%,#19514d 0,transparent 60%)}.auth-story h1{font-size:clamp(35px,4vw,62px);line-height:1.45;margin:14px 0 20px}.auth-story p{max-width:380px;color:#afc4cc;font-size:16px}.auth-story .eyebrow{color:#8bd1be}.auth-story>small{color:#96b4bd}.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:38px;font-size:11px;max-width:460px}.story-grid span{color:#afc4cc}.story-grid b{padding:20px 8px;border:1px solid #497269;border-radius:7px;background:#ffffff07;font-weight:normal}.auth-panel{display:grid;place-items:center;padding:40px}.auth-card{width:min(100%,390px)}.auth-card h2{font-size:30px}.auth-card p{color:var(--muted);margin:10px 0 28px}.auth-card label{display:block;margin-bottom:18px}.auth-card button{width:100%;margin-top:10px}.auth-card .fine{font-size:11px;margin:20px 0}.auth-card input{margin-top:7px}input,select{width:100%;min-width:0;min-height:44px;border:1px solid #d3dfe5;border-radius:8px;padding:9px 12px;background:white;color:#243e4b}input:focus,select:focus{outline:3px solid #147d7424;border-color:var(--teal)}:focus-visible{outline:3px solid #dfb251;outline-offset:3px}.app-layout{display:grid;grid-template-columns:250px minmax(0,1fr);min-height:100vh}aside{background:var(--navy);color:#c8d6de;padding:30px 18px;position:sticky;top:0;height:100vh;overflow:auto;display:flex;flex-direction:column}aside .brand{padding:0 8px;font-size:15px;color:white}.nav-caption{font-size:10px;letter-spacing:1px;color:#8099a7;margin:38px 16px 12px}nav{display:flex;flex-direction:column;gap:5px}nav a{padding:11px 15px;border-radius:9px;display:flex;gap:12px;align-items:center;font-size:13px}nav a:hover{background:#ffffff0b}nav a.active{background:#22594f;color:#d7f6e8}nav .nav-icon{width:22px;text-align:center;opacity:.8}.sidebar-footer{margin-top:auto;padding:30px 12px 0;font-size:11px;color:#a4bdc5}.sidebar-footer small{display:block;margin-top:5px;font-size:10px;color:#7896a2}.status-dot{display:inline-block;width:7px;height:7px;background:#75c8a4;border-radius:50%;margin-left:6px}.workspace{min-width:0;display:flex;flex-direction:column}.topbar{height:81px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 36px;gap:10px}.breadcrumb{font-size:12px;color:var(--muted)}.breadcrumb span{margin:0 12px;color:#bdcbd2}.breadcrumb b{color:#244350}.account{display:flex;align-items:center;gap:16px;font-size:12px}#menu{display:none}main#main{padding:36px;flex:1;min-width:0;outline:none}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:28px}.page-heading p{color:var(--muted);margin-top:5px;font-size:12px}.panel{background:white;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.hero{padding:28px 32px;border-radius:var(--radius);background:#e3efeb;border:1px solid #d2e6dc;display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.hero h2{margin-bottom:8px;font-size:24px}.hero p{font-size:13px;color:#55776f;max-width:540px}.hero .primary{white-space:nowrap}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px;margin-bottom:26px}.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}.stat .stat-label{font-size:12px;color:var(--muted)}.stat strong{display:block;font-size:33px;margin:8px 0;color:var(--navy);line-height:1.2}.stat .stat-foot{font-size:10px;color:var(--teal)}.dashboard-bottom{display:grid;grid-template-columns:1.4fr 1fr;gap:22px}.section-head{padding:20px 24px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.section-head span{font-size:11px;color:var(--muted)}.quick-links{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:22px}.quick-link{padding:19px;border:1px solid var(--line);border-radius:10px;background:#fcfdfd}.quick-link:hover{border-color:#89b9aa}.quick-link small{display:block;color:var(--muted);margin-top:5px}.readiness{padding:23px}.readiness p{color:var(--muted);font-size:12px;margin-top:10px}.readiness strong{color:var(--teal);font-size:30px}.readiness .warning{color:#a16a2e}.toolbar{display:flex;justify-content:space-between;align-items:end;padding:22px 24px;gap:16px}.search-label{width:300px;max-width:100%;font-size:11px;color:var(--muted)}.search-label input{margin-top:5px}.filters{display:flex;gap:12px;flex-wrap:wrap;padding:0 24px 15px}.filters:empty{display:none}.filters label{font-size:10px;color:var(--muted);min-width:130px;flex:1;max-width:220px}.filters select{font-size:12px;margin-top:4px}.table-meta{display:flex;justify-content:space-between;padding:12px 24px;background:#fbfcfd;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.table-scroll{overflow:auto;max-width:100%}table{border-collapse:collapse;width:100%;text-align:right;font-size:12px}th{padding:15px 18px;background:#f6f9fa;color:#627784;font-size:11px;white-space:nowrap;font-weight:normal;border-bottom:1px solid var(--line)}td{padding:14px 18px;border-bottom:1px solid #edf1f4;max-width:320px}tbody tr:hover{background:#f9fcfb}td.actions-cell{white-space:nowrap}td button{min-height:35px;padding:4px 9px;font-size:11px;background:#eef5f3;color:#14685d;margin-left:5px}td button.delete{color:#ad4242;background:#fcf1f1}.badge{display:inline-block;background:#eaf5ef;color:#28795e;border-radius:5px;padding:3px 9px;font-size:11px;white-space:nowrap}.empty{padding:65px 25px;text-align:center;color:var(--muted)}.empty h3{color:#324f5e;margin-bottom:9px}.pagination{padding:16px 24px;display:flex;align-items:center;justify-content:center;gap:18px;font-size:12px}.pagination:empty{display:none}.workspace-footer{padding:18px 36px;display:flex;justify-content:space-between;gap:15px;color:#82949f;font-size:10px}.error{border:1px solid #efcbcb;background:#fff0f0;color:#9c3333;padding:13px;border-radius:8px;margin:12px 0;white-space:pre-line;font-size:12px}.error:empty{display:none}#loading{padding:12px;background:#e8f4f1;color:#216e5c;border-radius:9px;margin-bottom:15px}dialog{border:0;border-radius:18px;padding:28px;width:min(680px,calc(100% - 28px));max-height:90vh;box-shadow:0 30px 100px #102c3b33;color:inherit}dialog::backdrop{background:#102c3b80;backdrop-filter:blur(3px)}.dialog-heading{display:flex;align-items:start;justify-content:space-between;margin-bottom:23px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-grid label{font-size:12px;min-width:0}.form-grid input,.form-grid select{margin-top:6px}.form-grid small{display:block;color:var(--muted)}.dialog-footer{display:flex;justify-content:flex-end;gap:10px;border-top:1px solid var(--line);padding-top:20px;margin-top:25px}#confirmation{max-width:450px}#confirm-message{margin-top:15px;white-space:pre-line}#toast{position:fixed;bottom:25px;left:25px;background:#173f36;color:white;padding:15px 24px;border-radius:12px;box-shadow:0 8px 30px #173f3625;z-index:20;max-width:calc(100% - 50px)}#connection{background:#fff0cc;color:#704f12;text-align:center;padding:9px;position:sticky;top:0;z-index:30;font-size:12px}#update-banner{position:fixed;bottom:0;right:0;left:0;background:#102c3b;color:white;padding:14px;text-align:center;z-index:25;font-size:12px}.skip{position:fixed;top:-60px;background:white;padding:10px;z-index:50}.skip:focus{top:0}.timetable{table-layout:fixed;min-width:850px}.timetable th:first-child{width:100px}.timetable td{vertical-align:top;padding:8px;border-left:1px solid var(--line)}.lesson{border-right:3px solid #2b8d78;background:#edf7f3;border-radius:7px;padding:9px;margin:4px 0;font-size:10px}.lesson.practical{border-color:#bf963f;background:#fcf6e8}.lesson strong,.lesson span{display:block}.lesson strong{font-size:11px;margin-bottom:4px}.lesson span{color:#637780}.view-active{background:var(--navy);color:white;border-color:var(--navy)}
@media(min-width:1600px){main#main{padding:45px 55px}.stats{gap:24px}.hero{padding:40px}}
@media(max-width:1100px){.app-layout{grid-template-columns:215px minmax(0,1fr)}aside{padding:25px 12px}main#main{padding:25px}.topbar{padding:0 25px}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-bottom{grid-template-columns:1fr}.toolbar{align-items:start;flex-wrap:wrap}.page-heading{align-items:start}.page-heading h1{font-size:25px}.account{gap:7px}.breadcrumb{font-size:10px}}
@media(max-width:760px){.auth-layout{grid-template-columns:1fr}.auth-story{display:none}.auth-panel{min-height:100vh;padding:28px}.app-layout{grid-template-columns:minmax(0,1fr)}aside{position:fixed;right:0;z-index:15;width:250px;box-shadow:-20px 0 80px #102c3b55;transform:translateX(120%);transition:transform .2s}body.menu-open aside{transform:translateX(0)}#menu{display:block}.topbar{height:auto;min-height:70px;padding:12px 15px;flex-wrap:wrap}.breadcrumb{flex:1}.account{margin-right:auto;gap:5px}#user-name{max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account button{font-size:11px;padding:7px 10px}main#main{padding:22px 16px}.page-heading{flex-direction:column;gap:15px}.page-heading h1{font-size:26px}.page-heading .actions{width:100%}.page-heading .actions button{flex:1}.hero{padding:24px;display:block}.hero h2{font-size:22px}.hero .primary{margin-top:18px}.stats{gap:10px}.stat{padding:18px 15px}.stat strong{font-size:29px}.toolbar{padding:18px 15px}.search-label{width:100%}.filters{padding:0 15px 15px;gap:8px}.filters label{min-width:125px;max-width:none}.table-meta{padding:12px 15px}.table-meta span:last-child{display:none}.quick-links{padding:16px;gap:8px}.quick-link{padding:14px;font-size:12px}.workspace-footer{padding:18px 16px;display:block}.workspace-footer span{display:block}.form-grid{grid-template-columns:1fr}.dialog-heading h2{font-size:20px}dialog{padding:22px}.section-head{padding:18px}.actions button{font-size:12px}#special-actions{width:100%}#special-actions button{flex:1}.pagination{gap:10px;padding:15px}.breadcrumb span{margin:0 5px}}
@media(max-width:760px){aside{visibility:hidden;pointer-events:none}body.menu-open aside{visibility:visible;pointer-events:auto}}
@media print{body{background:#fff}aside,.topbar,.page-heading .actions,.toolbar,.filters,.pagination,.workspace-footer,#connection,#toast,#update-banner,.actions-cell,#loading,.lesson button{display:none!important}.app-layout{display:block}main#main{padding:0}.panel{border:0}.table-scroll{overflow:visible}table{font-size:9px}.timetable{min-width:0}td,th{padding:6px}.lesson{break-inside:avoid}dialog{display:none}.page-heading{margin-bottom:12px}@page{size:A4 landscape;margin:10mm}}

.lecture-lock{display:inline-flex;align-items:center;gap:6px;font-size:12px;margin-inline:6px}.lecture-lock input{width:auto}.transfer-link{display:inline-block;padding:10px 14px;text-decoration:none;color:inherit;border:1px solid #cbd5e1;border-radius:8px}@media print{.lecture-lock{display:none!important}}