:root{--lightningcss-light:initial;--lightningcss-dark: ;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--white:#fff;--black:#000;--maroon:#630819;--yellow:#f2c811;--ink:color-mix(in srgb, var(--black) 88%, var(--white));--muted:color-mix(in srgb, var(--black) 62%, var(--white));--faint:color-mix(in srgb, var(--black) 48%, var(--white));--maroon-deep:color-mix(in srgb, var(--maroon) 78%, var(--black));--maroon-soft:color-mix(in srgb, var(--maroon) 8%, var(--white));--maroon-soft-strong:color-mix(in srgb, var(--maroon) 14%, var(--white));--yellow-deep:color-mix(in srgb, var(--yellow) 48%, var(--black));--yellow-soft:color-mix(in srgb, var(--yellow) 14%, var(--white));--yellow-soft-strong:color-mix(in srgb, var(--yellow) 22%, var(--white));--body-ink:var(--ink);--body-canvas:color-mix(in srgb, var(--black) 2%, var(--white));--line:color-mix(in srgb, var(--maroon) 13%, var(--white));--line-strong:color-mix(in srgb, var(--maroon) 34%, var(--white));--surface:var(--white);--surface-subtle:color-mix(in srgb, var(--yellow) 7%, var(--white));--surface-muted:color-mix(in srgb, var(--black) 3%, var(--white));--surface-hover:color-mix(in srgb, var(--yellow) 10%, var(--white));--canvas:color-mix(in srgb, var(--black) 2%, var(--white));--green:var(--maroon);--green-dark:var(--maroon-deep);--green-soft:var(--maroon-soft);--green-border:color-mix(in srgb, var(--maroon) 30%, var(--white));--green-border-strong:color-mix(in srgb, var(--maroon) 48%, var(--white));--green-selection-border:var(--maroon);--gold:var(--yellow-deep);--gold-dark:var(--yellow-deep);--gold-soft:var(--yellow-soft);--gold-border:color-mix(in srgb, var(--yellow) 44%, var(--white));--gold-border-strong:color-mix(in srgb, var(--yellow) 60%, var(--black));--red:var(--maroon);--red-dark:var(--maroon-deep);--red-soft:var(--maroon-soft);--red-border:color-mix(in srgb, var(--maroon) 42%, var(--white));--blue:var(--maroon);--blue-soft:var(--maroon-soft);--blue-border:color-mix(in srgb, var(--maroon) 30%, var(--white));--charcoal:var(--maroon);--neutral-soft:color-mix(in srgb, var(--black) 4%, var(--white));--neutral-border:color-mix(in srgb, var(--black) 16%, var(--white));--neutral-text:var(--ink);--text-mid:color-mix(in srgb, var(--black) 72%, var(--white));--text-soft:var(--muted);--detail-text:var(--ink);--table-text:var(--ink);--table-muted:var(--muted);--control-muted:var(--faint);--tag-text:var(--ink);--field-label:color-mix(in srgb, var(--black) 76%, var(--white));--placeholder:var(--faint);--button-secondary-text:var(--ink);--button-secondary-border-hover:var(--maroon);--button-disabled-text:var(--faint);--button-disabled-background:color-mix(in srgb, var(--black) 7%, var(--white));--spinner-track:var(--maroon-soft-strong);--brand-surface:var(--maroon);--brand-text:var(--white);--brand-mark-ink:var(--maroon);--brand-accent:var(--yellow);--brand-muted:var(--white);--brand-chart-mid:color-mix(in srgb, var(--white) 72%, var(--maroon));--brand-chart-gold:var(--yellow);--brand-footer:var(--white);--brand-ring-green:var(--yellow);--brand-ring-gold:var(--white);--sidebar-surface:var(--white);--sidebar-border:var(--line);--nav-eyebrow:var(--faint);--nav-text:var(--muted);--nav-hover-background:var(--yellow-soft);--nav-icon-border:var(--line-strong);--nav-active-icon-border:var(--yellow);--nav-active-icon-text:var(--maroon);--nav-active-icon-background:var(--yellow);--nav-arrow:var(--faint);--avatar-border:var(--line-strong);--avatar-inverse-border:var(--yellow);--topbar-text:var(--muted);--online:var(--yellow);--online-ring:var(--yellow-soft-strong);--search-icon:var(--faint);--empty-border:var(--line-strong);--radio-border:var(--line-strong);--success-border:color-mix(in srgb, var(--yellow) 58%, var(--black));--assigned-border:color-mix(in srgb, var(--maroon) 42%, var(--white));--segment-count-background:color-mix(in srgb, var(--black) 6%, var(--white));--focus-ring:#6308192e;--spinner-light-track:#ffffff61;--topbar-background:color-mix(in srgb, var(--white) 96%, var(--yellow));--sticky-background:color-mix(in srgb, var(--white) 96%, var(--yellow));--backdrop:#00000075;--mobile-backdrop:#0006;--panel-shadow:0 1px 2px #0000000a, 0 8px 24px #6308190f;--card-shadow:0 1px 2px #0000000d;--drawer-shadow:-18px 0 50px #00000029;--control-shadow:0 1px 3px #00000024;color:var(--body-ink);background:var(--body-canvas);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{background:var(--body-canvas);min-width:320px;min-height:100%}body{min-width:320px;min-height:100vh;margin:0}button,input,select,textarea{font:inherit;letter-spacing:0}button{cursor:pointer}button:disabled{cursor:not-allowed}a,button,input,select,textarea{-webkit-tap-highlight-color:transparent}#root{min-height:100vh}h1,h2,h3,p{margin-top:0}.localized-content{display:contents}h1,h2,h3,strong{color:var(--ink)}h1,h2,h3{letter-spacing:0}.eyebrow{color:var(--green);letter-spacing:.1em;text-transform:uppercase;margin-bottom:7px;font-size:11px;font-weight:800}.brand{align-items:center;gap:11px;min-width:0;display:flex}.brand-mark{width:38px;height:38px;color:var(--white);background:var(--green);border-radius:7px;flex:0 0 38px;place-items:center;font-weight:700;display:inline-grid}.brand-mark img{width:100%;height:auto}.brand>span:last-child{flex-direction:column;min-width:0;line-height:1.15;display:flex}.brand strong{font-size:15px}.brand small{color:var(--faint);margin-top:4px;font-size:11px}.brand-on-dark .brand-mark{color:var(--brand-mark-ink);background:var(--brand-accent)}.brand-on-dark strong{color:var(--white)}.brand-on-dark small{color:var(--brand-muted);opacity:.72}.login-page{background:var(--surface);grid-template-columns:minmax(360px,45%) minmax(420px,1fr);min-height:100vh;display:grid}.login-brand-panel{min-height:100vh;color:var(--brand-text);background-color:var(--brand-surface);flex-direction:column;justify-content:space-between;gap:24px;padding:42px clamp(36px,5vw,78px);display:flex;position:relative;overflow:hidden}.login-brand-panel:after{z-index:1;content:"";pointer-events:none;background:#0a27228f;position:absolute;inset:0}.login-brand-panel>.brand{z-index:2;position:relative}.login-brand-content{z-index:2;flex:1;align-content:end;max-width:560px;min-height:0;padding-block:16px;display:grid;position:relative}.login-brand-content .eyebrow{color:var(--brand-accent)}.login-brand-content h1{max-width:520px;color:var(--white);margin-bottom:0;font-family:Georgia,Times New Roman,serif;font-size:52px;font-weight:500;line-height:1.06}.login-brand-art{z-index:0;background:var(--white);width:100%;height:100%;margin:0;position:absolute;inset:0;overflow:hidden}.login-brand-art img{object-fit:cover;object-position:center;width:100%;height:100%;display:block}.login-brand-footer{z-index:2;color:var(--brand-footer);opacity:.72;margin:0;font-size:12px;position:relative}.login-form-panel{grid-template-columns:minmax(0,1fr);place-items:center;min-height:100vh;padding:56px clamp(28px,7vw,110px);display:grid}.login-form{flex-direction:column;gap:22px;width:100%;min-width:0;max-width:430px;display:flex}.login-heading{margin-bottom:8px}.login-heading h2{margin-bottom:10px;font-size:30px}.login-heading>p:last-child{color:var(--muted);margin:0;font-size:14px}.field{flex-direction:column;gap:7px;min-width:0;display:flex}.field>span,.choice-field>span{color:var(--field-label);font-size:12px;font-weight:700}.field input,.field select,.field textarea,.search-field input{border:1px solid var(--line-strong);width:100%;min-width:0;color:var(--ink);background:var(--white);border-radius:6px;outline:none;transition:border-color .15s,box-shadow .15s}.field input,.field select{height:43px;padding:0 12px}.field textarea{resize:vertical;min-height:96px;padding:11px 12px}.field input::placeholder,.field textarea::placeholder,.search-field input::placeholder{color:var(--placeholder);opacity:.55}.field input:focus,.field select:focus,.field textarea:focus,.search-field input:focus{border-color:var(--green);box-shadow:0 0 0 3px var(--focus-ring)}.field-help{color:var(--muted);font-size:12px;font-weight:400;line-height:1.45}.input-with-action{position:relative}.input-with-action input{padding-right:66px}.input-action{height:32px;color:var(--green);background:0 0;border:0;font-size:11px;font-weight:800;position:absolute;top:50%;right:5px;transform:translateY(-50%)}.button{border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;gap:8px;min-height:40px;padding:0 15px;font-size:12px;font-weight:750;text-decoration:none;transition:background-color .15s,border-color .15s,color .15s,transform .15s;display:inline-flex}.button:active:not(:disabled){transform:translateY(1px)}.button:focus-visible,.icon-button:focus-visible,.main-nav button:focus-visible,.stat-card button:focus-visible{outline:2px solid var(--green);outline-offset:2px}.button-primary{color:var(--white);background:var(--green)}.button-primary:hover:not(:disabled){color:var(--white);background:var(--maroon-deep)}.button-primary:disabled{color:var(--button-disabled-text);background:var(--button-disabled-background)}.button-secondary{border-color:var(--line-strong);color:var(--button-secondary-text);background:var(--white)}.button-secondary:hover:not(:disabled){border-color:var(--button-secondary-border-hover);background:var(--surface-subtle)}.button-danger{color:var(--white);background:var(--red)}.button-danger:hover:not(:disabled){color:var(--white);background:var(--maroon-deep)}.button-danger-secondary{border-color:var(--red-border);color:var(--red);background:var(--white)}.button-danger-secondary:hover:not(:disabled){border-color:var(--red);color:var(--red-dark);background:var(--red-soft)}.button-danger:disabled,.button-danger-secondary:disabled{opacity:.55}.button-full{width:100%}.button-compact{min-height:32px;padding-inline:12px;font-size:11px}.spinner{border:2px solid var(--spinner-track);border-top-color:var(--green);border-radius:50%;width:16px;height:16px;animation:.7s linear infinite spin;display:inline-block}.spinner-light{border-color:var(--spinner-light-track);border-top-color:var(--white)}@keyframes spin{to{transform:rotate(360deg)}}.session-loading{background:var(--canvas);flex-direction:column;place-content:center;place-items:center;gap:18px;min-height:100vh;display:flex}.app-shell{background:var(--canvas);min-height:100vh}.sidebar{z-index:30;border-right:1px solid var(--sidebar-border);background:var(--sidebar-surface);flex-direction:column;width:244px;padding:24px 17px 18px;display:flex;position:fixed;inset:0 auto 0 0}.sidebar>.brand{padding:0 7px 27px}.main-nav{flex-direction:column;flex:1;gap:4px;display:flex}.main-nav>p{color:var(--nav-eyebrow);letter-spacing:.12em;text-transform:uppercase;margin:4px 10px 7px;font-size:9px;font-weight:800}.main-nav button{width:100%;min-height:43px;color:var(--nav-text);text-align:left;background:0 0;border:0;border-radius:6px;align-items:center;gap:11px;padding:0 11px;font-size:12px;font-weight:650;display:flex;position:relative}.main-nav button:hover{color:var(--ink);background:var(--nav-hover-background)}.main-nav button.active{color:var(--white);background:var(--charcoal)}.nav-symbol{border:1px solid var(--nav-icon-border);width:24px;height:24px;color:var(--green);background:var(--white);border-radius:5px;flex:0 0 24px;place-items:center;font-family:Georgia,Times New Roman,serif;font-size:12px;font-weight:700;display:inline-grid}.main-nav button.active .nav-symbol{border-color:var(--text-mid);color:var(--nav-active-icon-text);background:var(--nav-active-icon-background)}.nav-arrow{color:var(--nav-arrow);margin-left:auto}.sidebar-profile{border-top:1px solid var(--line);grid-template-columns:minmax(0,1fr) 28px;align-items:center;gap:5px;min-width:0;padding:14px 7px 0;display:grid}.sidebar-profile-link{min-width:0;color:var(--ink);text-align:left;background:0 0;border:0;border-radius:6px;grid-template-columns:34px minmax(0,1fr);align-items:center;gap:9px;padding:6px;display:grid}.sidebar-profile-link:hover,.sidebar-profile.active .sidebar-profile-link{background:var(--nav-hover-background)}.sidebar-profile-link>span:nth-child(2){flex-direction:column;min-width:0;display:flex}.sidebar-profile-link strong,.sidebar-profile-link small{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.sidebar-profile-link strong{font-size:11px}.sidebar-profile-link small{color:var(--faint);margin-top:2px;font-size:9px}.sidebar-sign-out{width:28px;height:28px;color:var(--text-soft);background:0 0;border:0;border-radius:5px}.sidebar-sign-out:hover{color:var(--red);background:var(--red-soft)}.avatar{border:1px solid var(--avatar-border);width:34px;height:34px;color:var(--detail-text);background:var(--neutral-soft);text-transform:uppercase;border-radius:50%;flex:0 0 34px;place-items:center;font-size:10px;font-weight:800;display:inline-grid}.avatar-green{border-color:var(--green-border);color:var(--green-dark);background:var(--green-soft)}.avatar-inverse{border-color:var(--avatar-inverse-border);color:var(--white);background:var(--charcoal)}.app-main{min-height:100vh;margin-left:244px}.topbar{z-index:20;border-bottom:1px solid var(--line);background:var(--topbar-background);justify-content:space-between;align-items:center;gap:16px;height:64px;padding:0 clamp(24px,4vw,54px);display:flex;position:sticky;top:0}.topbar-context{color:var(--topbar-text);align-items:center;gap:7px;font-size:10px;font-weight:650;display:flex}.connection-dot{background:var(--online);width:7px;height:7px;box-shadow:0 0 0 3px var(--online-ring);border-radius:50%}.topbar-user{color:var(--muted);align-items:center;gap:11px;font-size:11px;display:flex}.language-switch{border:1px solid var(--line-strong);background:var(--surface-subtle);border-radius:6px;flex:none;align-items:center;gap:2px;height:30px;padding:2px;display:inline-flex}.language-switch button{width:38px;height:24px;color:var(--muted);background:0 0;border:0;border-radius:4px;font-size:9px;font-weight:800}.language-switch button.active{color:var(--white);background:var(--charcoal)}.language-switch button:focus-visible{outline:2px solid var(--green);outline-offset:2px}.login-language-control{z-index:15;position:fixed;top:24px;right:24px}.login-language-control .language-switch{background:var(--surface);box-shadow:var(--card-shadow)}.mobile-menu{display:none}.page-content{width:min(100%,1500px);min-height:calc(100vh - 64px);margin:0 auto;padding:36px clamp(24px,4vw,54px) 70px}.page-header{justify-content:space-between;align-items:flex-start;gap:28px;min-height:82px;margin-bottom:25px;display:flex}.page-header h1{margin-bottom:7px;font-family:Georgia,Times New Roman,serif;font-size:31px;font-weight:600;line-height:1.1}.page-header>div>p:last-child{color:var(--muted);margin:0;font-size:12px}.page-header>.button{flex:none;margin-top:12px}.notice{border:1px solid;border-radius:6px;margin-bottom:18px;padding:12px 14px;font-size:12px}.notice strong{margin-bottom:4px;font-size:12px;display:block}.notice ul{margin:5px 0 0;padding-left:18px}.notice-error{border-color:var(--red-border);color:var(--white);background:var(--maroon)}.notice-error strong{color:var(--white)}.notice-success{border-color:var(--success-border);color:var(--yellow-deep);background:var(--yellow-soft)}.stats-grid{grid-template-columns:repeat(5,minmax(150px,1fr));gap:12px;margin-bottom:18px;display:grid}.stat-card{border:1px solid var(--line);background:var(--surface);min-width:0;min-height:105px;box-shadow:var(--card-shadow);border-radius:7px;grid-template-columns:38px minmax(0,1fr) 26px;align-items:center;gap:11px;padding:17px;display:grid}.stat-icon{border-radius:6px;place-items:center;width:38px;height:38px;font-family:Georgia,Times New Roman,serif;font-size:15px;font-weight:700;display:inline-grid}.stat-icon-charcoal{color:var(--white);background:var(--charcoal)}.stat-icon-green{color:var(--green-dark);background:var(--green-soft)}.stat-icon-gold{color:var(--gold);background:var(--gold-soft)}.stat-icon-blue{color:var(--white);background:var(--maroon)}.stat-icon-red{color:var(--red);background:var(--red-soft)}.stat-card>div{min-width:0}.stat-card p{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;margin-bottom:4px;font-size:10px;overflow:hidden}.stat-card strong{font-family:Georgia,Times New Roman,serif;font-size:25px;line-height:1}.stat-card button{width:26px;height:26px;color:var(--control-muted);background:0 0;border:0;border-radius:5px}.stat-card button:hover{color:var(--green);background:var(--green-soft)}.panel{border:1px solid var(--line);background:var(--surface);box-shadow:var(--panel-shadow);border-radius:7px;overflow:hidden}.panel-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:22px;min-height:75px;padding:16px 19px;display:flex}.panel-header h2{margin-bottom:5px;font-size:14px}.panel-header p{color:var(--faint);margin:0;font-size:10px}.panel-header-search{align-items:center}.profile-layout{grid-template-columns:minmax(280px,.8fr) minmax(400px,1.2fr);align-items:start;gap:22px;width:min(100%,980px);display:grid}.profile-panel-body,.profile-password-form{padding:22px}.profile-panel-body{flex-direction:column;gap:18px;display:flex}.profile-telegram-form{border-top:1px solid var(--line);flex-direction:column;gap:16px;margin-top:6px;padding-top:18px;display:flex}.profile-telegram-form>.notice{margin-bottom:0}.profile-identity{align-items:center;gap:14px;min-width:0;display:flex}.profile-identity>div{min-width:0}.profile-identity h3{text-overflow:ellipsis;white-space:nowrap;margin-bottom:5px;font-family:Georgia,Times New Roman,serif;font-size:19px;overflow:hidden}.profile-identity p{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;margin-bottom:9px;font-size:11px;overflow:hidden}.profile-detail-list{margin-top:0}.profile-detail-list>div{grid-template-columns:94px minmax(0,1fr)}.profile-password-form{flex-direction:column;gap:18px;display:flex}.profile-password-form>.notice{margin-bottom:0}.profile-password-form .form-actions{border-top:1px solid var(--line);margin-top:3px;padding-top:18px}.panel-controls{justify-content:flex-end;align-items:center;gap:8px;min-width:0;display:flex}.panel-controls .search-field{width:min(310px,34vw)}.table-scroll{width:100%;overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:730px;color:var(--table-text);text-align:left;font-size:11px}th{height:40px;color:var(--table-muted);background:var(--surface-muted);letter-spacing:.06em;text-transform:uppercase;padding:0 17px;font-size:9px;font-weight:800}td{border-top:1px solid var(--neutral-soft);vertical-align:middle;height:66px;padding:9px 17px}tbody tr{transition:background-color .12s}tbody tr:hover{background:var(--surface-hover)}td strong{font-size:11px;font-weight:750}.table-action{text-align:right;width:90px}.table-action-wide{width:230px}.table-actions{justify-content:flex-end;align-items:center;gap:6px;display:flex}.person-cell{align-items:center;gap:10px;min-width:180px;display:flex}.person-cell>span:last-child,.cell-stack{flex-direction:column;gap:3px;min-width:0;display:flex}.person-cell small,.cell-stack small{max-width:240px;color:var(--faint);text-overflow:ellipsis;white-space:nowrap;font-size:9px;overflow:hidden}.badge{white-space:nowrap;border:1px solid #0000;border-radius:999px;align-items:center;gap:6px;min-height:24px;padding:3px 8px;font-size:9px;font-weight:800;display:inline-flex}.role-super_admin{border-color:var(--neutral-border);color:var(--white);background:var(--maroon)}.role-admin{border-color:var(--green-border);color:var(--green-dark);background:var(--green-soft)}.role-viewer{border-color:var(--blue-border);color:var(--white);background:var(--maroon)}.role-teacher{border-color:var(--gold-border);color:var(--gold);background:var(--gold-soft)}.status-assigned{border-color:var(--assigned-border);color:var(--white);background:var(--maroon)}.status-open{border-color:var(--gold-border-strong);color:var(--gold-dark);background:var(--gold-soft)}.status-cancelled{border-color:var(--neutral-border);color:var(--faint);background:var(--neutral-soft)}.status-dot{background:currentColor;border-radius:50%;width:5px;height:5px}.tag-list{flex-wrap:wrap;gap:4px;display:flex}.tag{border:1px solid var(--line);min-height:22px;color:var(--tag-text);background:var(--surface-subtle);border-radius:4px;align-items:center;padding:2px 6px;font-size:8px;font-weight:700;display:inline-flex}.search-field{width:min(100%,310px);display:block;position:relative}.search-field input{height:38px;padding:0 12px 0 35px;font-size:11px}.search-symbol{z-index:1;color:var(--search-icon);font-size:15px;font-weight:700;position:absolute;top:50%;left:13px;transform:translateY(-50%)rotate(-18deg)}.search-field-full{width:100%;max-width:none}.loading-block{min-height:170px;color:var(--faint);justify-content:center;align-items:center;gap:10px;font-size:11px;display:flex}.empty-state{min-height:220px;color:var(--muted);text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:34px;display:flex}.empty-symbol{border:1px solid var(--empty-border);width:38px;height:38px;color:var(--green);background:var(--green-soft);border-radius:50%;place-items:center;margin-bottom:12px;font-size:19px;display:grid}.empty-state strong{margin-bottom:5px;font-size:12px}.empty-state p{max-width:360px;margin:0;font-size:10px}.drawer-backdrop{z-index:100;background:var(--backdrop);justify-content:flex-end;animation:.15s ease-out fade-in;display:flex;position:fixed;inset:0}.modal-backdrop{z-index:120;background:var(--backdrop);place-items:center;padding:20px;animation:.15s ease-out fade-in;display:grid;position:fixed;inset:0}.confirm-dialog{border:1px solid var(--line);background:var(--surface);width:min(100%,440px);box-shadow:var(--drawer-shadow);border-radius:7px;grid-template-columns:42px minmax(0,1fr);gap:15px;padding:22px;display:grid}.confirm-dialog h2{margin-bottom:7px;font-size:18px}.confirm-dialog p{color:var(--muted);margin:0;font-size:11px;line-height:1.6}.confirm-dialog>.notice,.confirm-dialog>.form-actions{grid-column:1/-1}.confirm-dialog>.notice{margin:0}.confirm-icon{border:1px solid var(--red-border);width:42px;height:42px;color:var(--red);background:var(--red-soft);border-radius:50%;place-items:center;font-size:16px;font-weight:800;display:grid}.drawer{border-left:1px solid var(--line);background:var(--surface);width:min(100%,530px);height:100%;box-shadow:var(--drawer-shadow);flex-direction:column;animation:.18s ease-out slide-in;display:flex}.drawer-wide{width:min(100%,940px)}@keyframes fade-in{0%{opacity:0}}@keyframes slide-in{0%{transform:translate(25px)}}.drawer-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:18px;min-height:86px;padding:20px 23px;display:flex}.drawer-header h2{margin-bottom:4px;font-family:Georgia,Times New 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var(--radio-border);background:var(--white);border-radius:50%;width:15px;height:15px}.teacher-option-selected .radio-mark{border:4px solid var(--green)}.mobile-backdrop{display:none}@media (width<=1240px){.stats-grid{grid-template-columns:repeat(3,minmax(170px,1fr))}}@media (width<=940px){.sidebar{width:244px;transition:transform .18s ease-out;transform:translate(-100%)}.sidebar-open{transform:translate(0)}.mobile-backdrop{z-index:25;background:var(--mobile-backdrop);border:0;width:100%;height:100%;display:block;position:fixed;inset:0}.app-main{margin-left:0}.topbar{justify-content:flex-start}.mobile-menu{border:1px solid var(--line);width:34px;height:34px;color:var(--ink);background:var(--white);border-radius:6px;place-items:center;font-size:16px;font-weight:700;display:grid}.topbar-user{margin-left:auto}.login-page{grid-template-columns:minmax(310px,40%) minmax(390px,1fr)}.login-brand-panel{padding-inline:32px}.login-brand-content h1{font-size:42px}.login-brand-art{width:100%}.request-detail-layout{grid-template-columns:1fr}.profile-layout{grid-template-columns:minmax(260px,.8fr) minmax(360px,1.2fr)}}@media (width<=720px){.login-page{background:var(--white);display:block}.login-brand-panel{min-height:176px;padding:24px}.login-brand-copy,.login-brand-footer{display:none}.login-brand-panel>.brand{z-index:2;max-width:160px;position:relative}.login-brand-content{max-width:none;padding:0;display:block;position:absolute;inset:0}.login-brand-art{aspect-ratio:1;width:min(50vw,184px);height:auto;box-shadow:none;border-width:3px 0 0 3px;border-radius:8px 0 0;position:absolute;inset:auto -10px -28px auto}.login-form-panel{min-height:calc(100vh - 176px);padding:38px 22px}.login-heading h2{font-size:26px}.topbar{height:58px;padding:0 16px}.topbar-context,.topbar-email{display:none}.topbar-user{gap:7px}.language-switch button{width:34px}.login-language-control{top:20px;right:18px}.page-content{min-height:calc(100vh - 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