:root{font-family:Inter,"Segoe UI",Arial,sans-serif;color:#10234a;background:#f3f7fc;font-synthesis:none;--navy:#0c214a;--blue:#0d4f91;--cyan:#04c9df;--line:#dfe8f4;--muted:#60708e;--surface:#fff}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:#f3f7fc}a{color:inherit}.topbar{height:68px;padding:0 max(20px,calc((100vw - 1280px)/2));display:flex;align-items:center;justify-content:space-between;background:var(--navy);color:#fff;position:sticky;top:0;z-index:20}.brand{text-decoration:none;font-size:25px;letter-spacing:-1.5px}.brand strong{color:#fff}.brand span{color:var(--cyan);font-size:.72em}.topbar__right{display:flex;align-items:center;gap:18px}.topbar__name{font-size:14px}.link-button{border:0;background:none;color:#d8e6ff;cursor:pointer;font:inherit}.notification-link{font-size:13px;text-decoration:none;color:#d8e6ff}.notification-link span{display:inline-grid;place-items:center;min-width:20px;height:20px;margin-left:5px;padding:0 5px;border-radius:12px;background:var(--cyan);color:var(--navy);font-weight:800}.app-layout{width:min(1280px,100%);margin:0 auto;display:grid;grid-template-columns:180px minmax(0,1fr);min-height:calc(100vh - 68px)}.sidebar{padding:28px 12px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:6px}.sidebar a{padding:11px 13px;border-radius:11px;text-decoration:none;font-size:14px;font-weight:650}.sidebar a:hover{background:#e6f1fa;color:var(--blue)}.shell{width:min(1080px,calc(100% - 32px));margin:30px auto 80px}.hero{padding:36px;border-radius:24px;background:#0c2b55;color:#fff;box-shadow:0 18px 55px #0c214a24}.hero h1,.page-heading h1,.card h1,.auth-card h1{margin:6px 0 12px}.eyebrow{margin:0;text-transform:uppercase;letter-spacing:.11em;font-size:12px;font-weight:750;color:#08aebf}.hero .eyebrow{color:#64ebf6}.grid,.cards-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:20px}.tile,.entity-card{min-height:125px;padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff;text-decoration:none;box-shadow:0 8px 30px #16315c10;position:relative}.tile{display:flex;flex-direction:column;justify-content:space-between}.tile strong{font-size:18px}.tile span,.muted{color:var(--muted)}.tile--disabled{opacity:.62}.entity-card h2{margin:7px 0}.entity-card p{color:var(--muted)}.entity-card--link{transition:.18s transform,.18s box-shadow}.entity-card--link:hover{transform:translateY(-2px);box-shadow:0 15px 40px #16315c18}.entity-card__footer{display:flex;justify-content:space-between;gap:12px;margin-top:22px;padding-top:14px;border-top:1px solid #edf1f7;font-size:13px;color:var(--muted)}.status-dot{position:absolute;right:18px;top:18px;width:9px;height:9px;border-radius:50%;background:#aeb9c8}.status-dot.online{background:#1bbf78;box-shadow:0 0 0 5px #1bbf7817}.page-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px}.page-heading h1{font-size:32px}.heading-actions{display:flex;gap:8px;flex-wrap:wrap}.card,.auth-card,.upcoming-panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:0 14px 40px #16315c10}.narrow,.auth-card{max-width:560px;margin:60px auto}.form-card{max-width:720px;margin:0 auto}.form-stack{display:grid;gap:17px;margin-top:22px}.form-stack>div,.form-stack label{display:grid;gap:7px;font-weight:650}.form-stack input[type=text],.form-stack input[type=password],.form-stack input[type=date],.form-stack input[type=datetime-local],.form-stack input[type=url],.form-stack input[type=file],.form-stack select,.form-stack textarea,.filter-bar input,.filter-bar select,.task-status select{width:100%;padding:12px 14px;border:1px solid #bfccdc;border-radius:11px;font:inherit;background:#fbfdff;color:var(--navy)}.form-stack textarea{min-height:105px;resize:vertical}.form-stack input:focus,.form-stack select:focus,.form-stack textarea:focus{outline:3px solid #04c9df33;border-color:#04a8bd}.form-stack ul{margin:5px 0;padding-left:20px;color:var(--muted);font-size:13px}.errorlist{color:#a62929!important}.form-actions{display:flex!important;justify-content:flex-end;grid-template-columns:auto auto!important}.button{display:inline-flex;justify-content:center;align-items:center;min-height:44px;padding:0 18px;border:0;border-radius:11px;text-decoration:none;font-weight:750;cursor:pointer}.button--primary{background:var(--blue);color:#fff}.button--primary:hover{background:#0a4078}.button--ghost{background:#edf3f9;color:var(--navy)}.alert{padding:12px 14px;border-radius:10px;background:#fff0f0;color:#9c2929}.messages{margin-bottom:16px}.message{padding:12px 15px;border-radius:12px;background:#e3f8ee;color:#12663f}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:14px;border-bottom:1px solid #e8eef6}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.click-row{cursor:pointer}.click-row:hover{background:#f6fbff}.credentials{display:grid;grid-template-columns:140px 1fr;gap:10px;padding:18px;border-radius:14px;background:#edf7fb}.credentials dt{color:var(--muted)}.credentials dd{margin:0;font-family:Consolas,monospace;font-weight:700;overflow-wrap:anywhere}.filter-bar{display:flex;gap:10px;align-items:center;margin:0 0 18px}.filter-bar input{min-width:260px}.filter-bar select{max-width:300px}.badge{display:inline-flex;padding:6px 10px;border-radius:20px;background:#edf1f6;color:#50617d;font-size:12px;font-weight:750}.badge--success{background:#dbf8ea;color:#147249}.details{display:grid;grid-template-columns:180px 1fr;gap:13px;margin:20px 0 0}.details dt{color:var(--muted)}.details dd{margin:0;font-weight:650}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.spaced{margin-top:18px}.list-link,.person-line{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:13px 0;border-bottom:1px solid #edf1f6;text-decoration:none}.list-link span{color:var(--muted);font-size:13px}.avatar{width:35px;height:35px;display:grid;place-items:center;border-radius:50%;background:#dff7fb;color:#05798a}.person-line{justify-content:flex-start}.empty-state{min-height:180px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:8px;text-align:center;color:var(--muted);background:#fff;border:1px dashed #cbd7e6;border-radius:18px;padding:24px}.empty-state strong{color:var(--navy);font-size:18px}
.segmented{display:inline-flex;padding:4px;border-radius:12px;background:#e8eef6;margin-bottom:16px}.segmented a{padding:8px 14px;border-radius:9px;text-decoration:none;font-size:13px;font-weight:700;color:var(--muted)}.segmented a.active{background:#fff;color:var(--navy);box-shadow:0 2px 10px #17335e14}.task-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:18px}.task-list{display:grid;gap:12px}.task-card{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:19px 20px;border-radius:17px;background:#fff;border:1px solid var(--line);border-left:5px solid #72a2d3;box-shadow:0 7px 24px #16315c0c}.task-card.priority-high{border-left-color:#f0a33c}.task-card.priority-urgent{border-left-color:#e05454}.task-card h2{font-size:17px;margin:6px 0}.task-card p{margin:6px 0;color:var(--muted)}.task-card small{color:var(--muted)}.task-card__meta{display:flex;gap:7px;flex-wrap:wrap}.task-card__meta span{padding:3px 7px;border-radius:7px;background:#eef4fa;font-size:11px;color:#526681}.task-status{width:125px;flex:0 0 auto}.upcoming-panel{align-self:start;padding:20px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:13px}.section-heading h2{font-size:17px;margin:0}.section-heading a,.section-heading span{font-size:12px;color:var(--muted)}.upcoming-item{display:grid;gap:3px;padding:13px 0;border-bottom:1px solid #edf1f6;text-decoration:none}.upcoming-item time{font-size:12px;color:#087d8d;font-weight:750}.upcoming-item span{font-size:13px;color:var(--muted)}
.calendar-filter{justify-content:space-between}.calendar-legend{display:flex;gap:16px;font-size:12px;color:var(--muted)}.calendar-legend span{display:flex;align-items:center;gap:6px}.dot{width:8px;height:8px;border-radius:50%;background:#2380d7}.dot.completed{background:#22a96b}.dot.cancelled{background:#a6b1c1}.calendar-card{overflow:auto;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:0 14px 40px #16315c10}.weekdays,.calendar-grid{min-width:860px;display:grid;grid-template-columns:repeat(7,1fr)}.weekdays{background:#f4f8fc;border-bottom:1px solid var(--line)}.weekdays span{padding:11px 13px;text-align:right;color:var(--muted);font-size:12px;font-weight:750}.calendar-day{min-height:135px;padding:9px;border-right:1px solid #e8eef6;border-bottom:1px solid #e8eef6}.calendar-day:nth-child(7n){border-right:0}.calendar-day.outside{background:#fafbfd;color:#aeb7c5}.calendar-day.today{background:#edfbfd}.day-number{display:flex;justify-content:space-between;align-items:center;margin-bottom:7px;font-weight:750}.day-number a{width:23px;height:23px;display:grid;place-items:center;border-radius:7px;text-decoration:none;color:#7690ad}.day-number a:hover{background:#dff5f8;color:#067d8c}.today .day-number span{width:27px;height:27px;display:grid;place-items:center;border-radius:50%;background:var(--cyan);color:var(--navy)}.day-events{display:grid;gap:5px}.lesson-chip{display:grid;grid-template-columns:auto 1fr;gap:1px 6px;padding:7px 8px;border-radius:8px;background:#e4f1ff;text-decoration:none;font-size:11px;border-left:3px solid #2380d7}.lesson-chip.completed{background:#e3f8ed;border-left-color:#22a96b}.lesson-chip.cancelled{background:#eff1f4;border-left-color:#a6b1c1;text-decoration:line-through;opacity:.75}.lesson-chip time{font-weight:800}.lesson-chip strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lesson-chip span{grid-column:1/-1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#536983}
.lesson-hero{padding:26px 30px;margin-bottom:18px;border-radius:22px;background:#0c2b55;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:25px}.lesson-hero h1{font-size:30px;margin:6px 0}.lesson-hero .eyebrow{color:#62e6f2}.lesson-topic{max-width:45%;padding:15px 18px;border-radius:14px;background:#ffffff16;display:grid;gap:5px}.lesson-topic span{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#bdebf2}.attendance-list{display:grid;margin-bottom:16px}.attendance-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid #edf1f6}.attendance-options{display:flex;gap:6px;flex-wrap:wrap}.attendance-options label input{position:absolute;opacity:0;pointer-events:none}.attendance-options label span{display:block;padding:7px 9px;border-radius:9px;background:#edf2f7;font-size:11px;cursor:pointer}.attendance-options input:checked+span{background:#cceff3;color:#066e7c;font-weight:750}.material-item{padding:13px 0;border-bottom:1px solid #edf1f6}.material-item p{color:var(--muted)}.material-item div{display:flex;gap:12px}.material-item a{color:var(--blue);font-size:13px;font-weight:700}.add-material{margin-top:16px}.add-material summary{cursor:pointer;color:var(--blue);font-weight:750}.notification-list{padding:6px 22px}.notification-item{display:flex;gap:12px;padding:17px 4px;border-bottom:1px solid #edf1f6;text-decoration:none}.notification-item p{margin:5px 0;color:var(--muted)}.notification-item small{color:#8b9ab0}.notification-mark{width:9px;height:9px;margin-top:6px;border-radius:50%;background:#c6cfdb}.notification-item.unread .notification-mark{background:var(--cyan);box-shadow:0 0 0 5px #04c9df16}.mobile-nav{display:none}
@media(max-width:900px){.app-layout{grid-template-columns:1fr}.sidebar{display:none}.shell{margin-top:20px}.task-layout{grid-template-columns:1fr}.upcoming-panel{order:-1}.detail-grid{grid-template-columns:1fr}.lesson-hero{align-items:flex-start;flex-direction:column}.lesson-topic{max-width:none;width:100%}.mobile-nav{position:fixed;left:10px;right:10px;bottom:10px;z-index:30;display:grid;grid-template-columns:repeat(4,1fr);padding:6px;border-radius:16px;background:#0c214aee;box-shadow:0 12px 35px #06132d50;backdrop-filter:blur(12px)}.mobile-nav a{padding:9px 4px;text-align:center;text-decoration:none;color:#dbe8ff;font-size:11px}.shell{margin-bottom:95px}}
@media(max-width:680px){.topbar{padding:0 16px}.topbar__name,.notification-link{font-size:0}.notification-link:before{content:"●";font-size:18px;color:#d8e6ff}.notification-link span{font-size:11px}.shell{width:min(100% - 22px,1080px)}.page-heading{align-items:flex-start;flex-direction:column}.page-heading .button--primary{width:100%}.page-heading h1{font-size:27px}.heading-actions{width:100%}.schedule-heading .heading-actions .button{flex:1;padding:0 10px}.grid,.cards-grid{grid-template-columns:1fr}.card,.auth-card{padding:20px}.narrow,.auth-card{margin:20px auto}.credentials,.details{grid-template-columns:1fr}.filter-bar{align-items:stretch;flex-direction:column}.filter-bar input,.filter-bar select{min-width:0;max-width:none}.calendar-filter .calendar-legend{overflow:auto;padding:3px 0;white-space:nowrap}.calendar-card{overflow:hidden;border-radius:15px}.weekdays,.calendar-grid{min-width:0;width:100%;grid-template-columns:repeat(7,minmax(0,1fr))}.weekdays span{padding:9px 1px;text-align:center;font-size:10px}.calendar-day{min-width:0;min-height:78px;padding:5px 3px}.day-number{justify-content:center;gap:2px;margin-bottom:4px;font-size:11px}.day-number a{width:17px;height:17px;font-size:11px}.today .day-number span{width:21px;height:21px}.day-events{gap:3px}.lesson-chip{display:block;min-width:0;padding:4px 2px;border-left-width:2px;text-align:center}.lesson-chip time{font-size:9px}.lesson-chip strong,.lesson-chip span{display:none}.task-card{align-items:flex-start;flex-direction:column}.task-status{width:100%}.attendance-row{align-items:flex-start;flex-direction:column}.attendance-options{width:100%}.attendance-options label{flex:1}.attendance-options label span{text-align:center}.entity-card__footer{align-items:flex-start;flex-direction:column}.topbar__right{gap:10px}}
.salary-table {overflow-x:auto; max-width:100%;}
.salary-table table {width:100%; border-collapse:collapse; text-align:left;}
.salary-table th, .salary-table td {padding:12px 8px; border-bottom:1px solid var(--line); font-variant-numeric:tabular-nums;}