:root {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  font-synthesis: none;
  --bg:#0b111e;--surface:#111b2b;--surface2:#182438;--surface3:#1d2b41;--hover:#25334b;
  --border:#26354a;--text:#f1f5ff;--muted:#9aaac0;--subtle:#69819e;
  --teal:#65e3be;--green:#60d6a9;--amber:#ffcc72;--blue:#74aafc;--pink:#e58ab1;
  --violet:#ae9cff;--shadow:0 24px 80px rgba(0,0,0,.26);--chip:rgba(255,255,255,.045);
  --sidebar:268px;--radius:17px;color-scheme:dark;
}
[data-theme="light"] {
  --bg:#f6f8fc;--surface:#fff;--surface2:#f0f4fb;--surface3:#e8eef7;--hover:#e7edf8;
  --border:#e0e6f0;--text:#172338;--muted:#62718a;--subtle:#8391a7;
  --teal:#08866c;--green:#12845e;--amber:#9c620e;--blue:#3166cf;--pink:#b5417d;
  --violet:#6c52c3;--shadow:0 15px 45px rgba(32,50,84,.08);--chip:#f1f5fc;color-scheme:light;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);min-width:320px}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}a{color:inherit;text-decoration:none}svg{flex:none}input,textarea,select{outline:0}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(800px 450px at 95% -5%,rgba(103,105,228,.06),transparent 75%);z-index:-1}
#app{min-height:100vh}.initial-loading{height:100vh;display:grid;place-items:center;color:var(--muted)}
.shell{display:flex;min-height:100vh}.sidebar{position:fixed;left:0;top:0;bottom:0;width:var(--sidebar);padding:27px 16px 20px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:35}.logo{display:flex;align-items:center;gap:11px;padding:1px 12px 29px}.logo-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,#61dec0,#64a8ee);color:#092638;box-shadow:0 7px 23px rgba(67,206,183,.2)}.logo-type{font-family:Outfit,sans-serif;font-size:21px;font-weight:750;letter-spacing:-.7px}.logo-type span{color:var(--teal)}.small-label{text-transform:uppercase;letter-spacing:1.65px;font-size:10px;font-weight:800;color:var(--subtle)}.nav-label{padding:12px 15px 9px}.nav{display:grid;gap:3px}.nav-btn{display:flex;align-items:center;gap:12px;width:100%;border:none;border-radius:11px;background:transparent;color:var(--muted);text-align:left;font-size:13.5px;font-weight:650;padding:12px 14px;transition:background .2s,color .2s}.nav-btn:hover{background:var(--hover);color:var(--text)}.nav-btn.active{color:var(--teal);background:rgba(83,212,179,.10)}.nav-btn svg{width:18px;height:18px}.sidebar-bottom{margin-top:auto}.workspace-card{padding:14px;border:1px solid var(--border);border-radius:13px;background:var(--surface2)}.workspace-card strong{font-size:12px}.workspace-card p{margin:5px 0 0;color:var(--muted);font-size:11px;line-height:1.5}.profile-foot{display:flex;gap:10px;align-items:center;padding:16px 10px 0}.avatar{width:34px;height:34px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,rgba(150,134,255,.27),rgba(102,208,179,.25));color:var(--teal);font-size:13px;font-weight:800}.profile-foot div{min-width:0}.profile-foot .name{font-size:12px;font-weight:750}.profile-foot .role{color:var(--muted);font-size:11px;margin-top:2px}
.main{margin-left:var(--sidebar);width:calc(100% - var(--sidebar));min-width:0}.topbar{height:78px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 40px;border-bottom:1px solid var(--border);background:var(--bg);position:sticky;top:0;z-index:15}.topbar-left{display:flex;align-items:center;gap:12px;min-width:0}.breadcrumb{display:flex;gap:9px;align-items:center;font-size:13px;color:var(--muted)}.breadcrumb .current{color:var(--text);font-weight:750}.topbar-right{display:flex;align-items:center;gap:12px}.sync-indicator{display:flex;gap:7px;align-items:center;font-size:11px;color:var(--muted)}.sync-indicator .dot{width:7px;height:7px;background:var(--green);border-radius:50%}.sync-indicator.saving .dot{background:var(--amber);animation:pulse 1s infinite}.mode-tag{font-size:10px;font-weight:800;padding:7px 10px;border:1px solid var(--border);background:var(--surface2);border-radius:30px;color:var(--muted)}.icon-button{border:1px solid var(--border);background:var(--surface2);color:var(--text);width:36px;height:36px;display:grid;place-items:center;border-radius:10px}.mobile-menu{display:none}.main-inner{max-width:1430px;margin:auto;padding:37px 40px 80px}.page-head{display:flex;gap:18px;justify-content:space-between;align-items:flex-start;margin-bottom:27px}.page-kicker{font-size:11px;font-weight:800;letter-spacing:1.8px;text-transform:uppercase;color:var(--teal);margin-bottom:9px}.page-head h1{font-size:clamp(26px,3vw,34px);line-height:1.2;letter-spacing:-1.15px;font-family:Outfit,sans-serif;margin:0 0 9px}.page-head p{max-width:750px;line-height:1.55;font-size:13px;color:var(--muted);margin:0}.page-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.btn{border:1px solid var(--border);border-radius:10px;background:var(--surface2);color:var(--text);padding:10px 14px;font-size:12px;font-weight:800;display:inline-flex;align-items:center;gap:8px;justify-content:center;white-space:nowrap;transition:background .15s,transform .15s}.btn:hover:not(:disabled){background:var(--hover)}.btn.primary{border-color:transparent;background:var(--teal);color:#07332b}.btn.primary:hover:not(:disabled){filter:brightness(1.08)}.btn.danger{color:#f29eaa}.btn.ghost{border-color:transparent;background:transparent;color:var(--muted)}.btn.sm{padding:7px 10px;font-size:11px}.btn.xs{padding:5px 8px;font-size:11px}.btn.block{width:100%}.btn svg{width:15px;height:15px}.alert{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border-radius:12px;background:rgba(255,204,114,.08);border:1px solid rgba(255,204,114,.22);color:var(--muted);font-size:12px;line-height:1.55;margin-bottom:20px}.alert strong{color:var(--text)}.alert svg{color:var(--amber);width:17px;height:17px}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin-bottom:22px}.stat-card,.panel,.subject-card,.paper-card,.lesson-card{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:0 5px 24px rgba(0,0,0,.025)}.stat-card{padding:19px 19px 18px;min-width:0}.stat-top{display:flex;justify-content:space-between;gap:10px;align-items:center}.stat-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:11px;background:rgba(107,176,247,.1);color:var(--blue)}.stat-icon svg{width:17px;height:17px}.stat-trend{color:var(--subtle);font-size:11px}.stat-num{font-family:Outfit,sans-serif;font-size:31px;font-weight:750;letter-spacing:-.8px;margin:17px 0 5px}.stat-label{color:var(--muted);font-size:11.5px}.panel{padding:21px}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px}.panel-head h2,.section-title{font-family:Outfit,sans-serif;font-size:18px;margin:0;letter-spacing:-.3px}.panel-head p{font-size:11px;color:var(--muted);margin:4px 0 0}.dashboard-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(300px,1fr);gap:18px}.subject-progress-list{display:grid;gap:20px}.subject-progress-row{display:flex;align-items:center;gap:12px}.subject-dot{height:10px;width:10px;border-radius:3px}.subject-progress-meta{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:8px}.subject-progress-meta strong{font-size:12px}.subject-progress-meta span{color:var(--muted);font-size:11px}.subject-progress-body{flex:1;min-width:0}.progress-track{height:8px;border-radius:20px;overflow:hidden;background:var(--surface3)}.progress-fill{height:100%;border-radius:inherit;transition:width .22s ease}.progress-fill.green{background:linear-gradient(90deg,#30b992,#70e4c0)}.progress-fill.amber{background:#d9ac61}.progress-fill.blue{background:#729ef2}.progress-percent{font-size:12px;font-weight:800;width:39px;text-align:right}.task-mini{display:grid;gap:7px}.task-mini-row{display:flex;gap:11px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--border)}.task-mini-row:last-child{border:0}.task-mini-row .tm-title{font-size:12px;line-height:1.45}.task-mini-row .tm-time{color:var(--subtle);font-size:10.5px;margin-top:4px}.tiny-check{width:18px;height:18px;border-radius:5px;border:1.5px solid var(--subtle);background:transparent;display:grid;place-items:center;color:#062c23}.tiny-check.checked{background:var(--teal);border-color:var(--teal)}.tiny-check svg{width:12px;height:12px}.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.quick-card{border:1px solid var(--border);border-radius:12px;padding:17px 15px;background:var(--surface2);text-align:left;display:flex;flex-direction:column;gap:10px;transition:background .2s}.quick-card:hover{background:var(--hover)}.quick-card svg{color:var(--teal);width:19px}.quick-card strong{font-size:12px}.quick-card small{font-size:10px;color:var(--muted);line-height:1.5}.welcome-card{background:linear-gradient(125deg,rgba(55,143,147,.22),rgba(46,68,138,.14));border:1px solid rgba(88,198,185,.24);border-radius:var(--radius);padding:23px;display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:21px}.welcome-card h2{font-family:Outfit,sans-serif;font-size:20px;margin:0 0 7px}.welcome-card p{font-size:12px;color:var(--muted);line-height:1.6;margin:0}
.toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:19px;flex-wrap:wrap}.filter-left{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.select,.input,.textarea{background:var(--surface2);border:1px solid var(--border);border-radius:10px;padding:10px 12px;color:var(--text);font-size:12px;min-height:39px}.select{padding-right:28px;max-width:100%;cursor:pointer}.select:disabled,.input:disabled{opacity:.6}.input:focus,.select:focus,.textarea:focus{border-color:var(--teal)}.textarea{width:100%;min-height:100px;resize:vertical}.search{min-width:200px}.legend{display:flex;gap:15px;flex-wrap:wrap;align-items:center}.legend span{display:flex;align-items:center;gap:6px;font-size:10.5px;color:var(--muted)}.legend-mark{width:11px;height:11px;border-radius:4px;background:var(--surface3);border:1px solid var(--border)}.legend-mark.completed,.status-cell.completed{background:rgba(87,215,169,.16);color:var(--green);border-color:rgba(84,214,166,.24)}.legend-mark.partial,.status-cell.partial{background:rgba(255,193,96,.15);color:var(--amber);border-color:rgba(255,193,96,.22)}.legend-mark.pending,.status-cell.pending{background:var(--surface2);color:var(--subtle)}.legend-mark.attended,.status-cell.attended{background:rgba(87,215,169,.16);color:var(--green)}.legend-mark.planned,.status-cell.planned{background:rgba(107,176,247,.15);color:var(--blue)}.legend-mark.skipped,.status-cell.skipped{background:rgba(221,116,155,.14);color:var(--pink)}
.subject-section{margin-bottom:20px}.subject-header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:15px}.subject-title{display:flex;gap:11px;align-items:center}.subject-avatar{width:39px;height:39px;border-radius:11px;display:grid;place-items:center;font-size:11px;font-weight:900;color:#0c1825}.subject-title h2{font-size:15px;font-family:Outfit,sans-serif;margin:0 0 3px}.subject-title p{font-size:11px;color:var(--muted);margin:0}.year-block{border:1px solid var(--border);border-radius:13px;overflow:hidden;margin:11px 0;background:var(--surface)}.year-block-top{display:flex;justify-content:space-between;gap:13px;align-items:center;padding:14px 17px;border-bottom:1px solid var(--border)}.year-block-top strong{font-size:12px}.year-block-top p{font-size:10px;color:var(--muted);margin:4px 0 0}.year-actions{display:flex;align-items:center;gap:8px}.small-count{color:var(--muted);font-size:11px}.matrix-wrap{overflow:auto;max-width:100%}.matrix{border-collapse:separate;border-spacing:0;width:100%;font-size:11px}.matrix th{color:var(--subtle);font-size:10px;font-weight:750;background:var(--surface2);position:sticky;top:0;z-index:1;padding:12px 8px;text-align:center;white-space:nowrap}.matrix th:first-child{text-align:left;min-width:125px;position:sticky;left:0;z-index:3;padding-left:16px}.matrix td{padding:8px 5px;text-align:center;border-top:1px solid var(--border)}.matrix tr:not(.matrix-main-heading) td{height:52px; vertical-align:middle;}.matrix td:first-child{text-align:left;position:sticky;left:0;z-index:2;background:var(--surface);padding-left:16px;white-space:nowrap}.matrix tr:nth-child(even) td:first-child{background:var(--surface)}.matrix .done-cell{min-width:58px}.matrix .done-cell strong{color:var(--muted);font-size:11px}.matrix .row-label{font-weight:700;color:var(--text)}.matrix .row-label small{font-weight:500;color:var(--muted)}.status-cell{width:30px;height:29px;border:1px solid var(--border);border-radius:8px;display:grid;place-items:center;margin:auto;transition:transform .12s,background .12s}.status-cell:hover:not(:disabled){transform:scale(1.1);filter:brightness(1.35)}.status-cell svg{width:14px;height:14px}.status-cell.faded{opacity:.18}.empty-dash{color:var(--border)}.view-pill{border:1px solid var(--border);border-radius:30px;color:var(--muted);padding:6px 10px;font-size:10px;font-weight:800;background:var(--surface2)}.empty{display:grid;place-items:center;min-height:140px;text-align:center;gap:9px;color:var(--muted);font-size:12px;line-height:1.5;padding:20px}.empty svg{width:27px;height:27px;color:var(--subtle)}.empty strong{color:var(--text)}
.lesson-stack{display:grid;gap:12px}.lesson-card{overflow:hidden}.lesson-top{display:flex;align-items:center;gap:12px;padding:16px 18px;cursor:pointer}.lesson-top:hover{background:var(--surface2)}.lesson-top h3{font-size:13px;margin:0 0 5px}.lesson-top p{font-size:11px;color:var(--muted);margin:0}.lesson-top .num{width:34px;height:34px;border-radius:11px;background:var(--surface2);display:grid;place-items:center;font-size:11px;font-weight:800;color:var(--teal)}.lesson-content{padding:3px 18px 18px;border-top:1px solid var(--border)}.lesson-settings{padding:14px 0;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.lesson-settings label{font-size:11px;color:var(--muted)}.recording-row{display:flex;gap:12px;align-items:center;padding:11px 1px;border-top:1px solid var(--border)}.recording-row:first-of-type{border-top:0}.rec-dot{border-radius:10px;background:var(--surface2);height:34px;width:34px;display:grid;place-items:center;color:var(--muted)}.rec-dot svg{width:15px;height:15px}.rec-name{flex:1;min-width:0}.rec-name strong{font-size:12px}.rec-name p{margin:3px 0 0;color:var(--muted);font-size:10.5px}.recording-row .select{min-width:150px}.year-tabs{display:flex;gap:7px;flex-wrap:wrap}.tab{border:1px solid var(--border);background:var(--surface2);border-radius:9px;padding:9px 12px;color:var(--muted);font-size:11px;font-weight:750}.tab.active{border-color:rgba(94,219,177,.45);background:rgba(94,219,177,.1);color:var(--teal)}
.paper-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.paper-card{padding:18px}.paper-top{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:15px}.paper-year{font:750 22px Outfit,sans-serif}.paper-year small{font:500 11px 'DM Sans',sans-serif;color:var(--muted);display:block;margin-top:3px}.badge{display:inline-flex;gap:5px;align-items:center;font-size:10px;font-weight:800;padding:7px 9px;border-radius:20px;background:var(--surface2);color:var(--muted);white-space:nowrap}.badge.green{background:rgba(85,219,164,.12);color:var(--green)}.badge.amber{background:rgba(255,202,113,.13);color:var(--amber)}.badge.blue{background:rgba(105,168,250,.12);color:var(--blue)}.badge.pink{background:rgba(224,124,170,.13);color:var(--pink)}.paper-card .muted{margin:0 0 16px}.paper-actions{display:flex;gap:8px;flex-wrap:wrap}.paper-attempt{display:flex;justify-content:space-between;gap:9px;align-items:center;border-top:1px solid var(--border);padding:10px 0;color:var(--muted);font-size:11px}.paper-attempt:first-child{border-top:0}.paper-attempt strong{color:var(--text)}
.planner-head{display:flex;justify-content:space-between;gap:15px;align-items:center;flex-wrap:wrap;margin-bottom:18px}.datebar{display:flex;gap:9px;align-items:center}.day-tabs{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:9px;margin-bottom:20px}.day-tab{padding:14px 4px;border:1px solid var(--border);background:var(--surface);border-radius:12px;text-align:center;color:var(--muted)}.day-tab .weekday{font-size:10px;display:block;margin-bottom:8px}.day-tab .daynum{font:750 17px Outfit,sans-serif;color:var(--text)}.day-tab.selected{background:rgba(102,215,187,.12);border-color:rgba(102,215,187,.44)}.day-tab.selected .daynum{color:var(--teal)}.planner-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:17px}.planner-task{display:flex;gap:13px;align-items:flex-start;padding:15px 0;border-bottom:1px solid var(--border)}.planner-task:last-child{border:0}.planner-task .task-body{min-width:0;flex:1}.planner-task .task-title{font-size:12.5px;line-height:1.5;font-weight:650}.planner-task.done .task-title{text-decoration:line-through;color:var(--muted)}.task-sub{font-size:11px;color:var(--muted);margin-top:5px}.planner-form{display:grid;gap:13px}.form-field{display:grid;gap:7px}.form-field label{font-size:11px;color:var(--muted);font-weight:700}.form-field .input,.form-field .select{width:100%}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.insight-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.meter-row{margin:0 0 18px}.meter-row:last-child{margin:0}.meter-top{display:flex;justify-content:space-between;gap:12px;align-items:center;font-size:12px;margin-bottom:9px}.meter-top span{color:var(--muted)}.activity-item{display:flex;align-items:flex-start;gap:11px;padding:12px 0;border-top:1px solid var(--border)}.activity-item:first-child{border:0}.activity-item .activity-icon{width:32px;height:32px;display:grid;place-items:center;background:rgba(104,214,176,.09);border-radius:10px;color:var(--teal)}.activity-item .activity-icon svg{width:15px;height:15px}.activity-item strong{font-size:11.5px}.activity-item p{font-size:10px;color:var(--muted);margin:5px 0 0}
.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.settings-grid .panel{min-width:0}.settings-line{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:12px 0;border-top:1px solid var(--border)}.settings-line:first-of-type{border-top:0}.settings-line strong{font-size:12px}.settings-line p{font-size:10px;color:var(--muted);margin:5px 0 0}.danger-zone{border-color:rgba(230,119,144,.25)}.code-box{overflow-wrap:anywhere;padding:14px;border:1px dashed var(--border);background:var(--surface2);border-radius:10px;font-family:monospace;font-size:12px;color:var(--teal)}
.modal-backdrop{position:fixed;inset:0;background:rgba(0,5,13,.7);backdrop-filter:blur(7px);z-index:80;display:grid;place-items:center;padding:20px;overflow:auto}.modal{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:18px;width:min(530px,100%);max-height:min(92vh,900px);overflow:auto;padding:25px}.modal.wide{width:min(750px,100%)}.modal-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:18px}.modal-head h2{font:700 21px Outfit,sans-serif;margin:0 0 7px}.modal-head p{font-size:12px;color:var(--muted);line-height:1.55;margin:0}.modal-footer{display:flex;justify-content:flex-end;gap:9px;margin-top:19px;flex-wrap:wrap}.count-table{width:100%;border-collapse:collapse}.count-table th{text-align:left;font-size:11px;color:var(--muted);padding:9px;border-bottom:1px solid var(--border)}.count-table td{padding:9px;border-bottom:1px solid var(--border);font-size:12px}.count-table .input{max-width:110px}.form-error{color:#ef9aa5;font-size:12px;padding:5px 0}.form-hint{font-size:11px;color:var(--muted);line-height:1.55}.auth-screen{min-height:100vh;display:grid;place-items:center;padding:30px}.auth-box{width:min(445px,100%);border:1px solid var(--border);background:var(--surface);border-radius:20px;box-shadow:var(--shadow);padding:32px}.auth-box .logo{padding:0 0 25px}.auth-box h1{font:750 25px Outfit,sans-serif;letter-spacing:-.7px;margin:0 0 7px}.auth-box p{font-size:12.5px;line-height:1.6;color:var(--muted);margin:0 0 22px}.auth-box form{display:grid;gap:13px}.auth-toggle{display:flex;justify-content:center;gap:8px;color:var(--muted);margin-top:20px;font-size:12px}.auth-toggle button{border:none;background:none;color:var(--teal);font-weight:800}.auth-logo{display:flex;align-items:center;gap:10px;margin-bottom:26px}.auth-logo b{font:750 23px Outfit,sans-serif}.connection-warning{margin:13px 0;font-size:11px;color:var(--muted);line-height:1.5}
.toast{position:fixed;right:22px;bottom:22px;z-index:110;background:var(--surface3);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:11px;padding:13px 17px;max-width:390px;color:var(--text);font-size:12px;line-height:1.5;opacity:0;pointer-events:none;transform:translateY(13px);transition:opacity .2s,transform .2s}.toast.show{opacity:1;transform:translateY(0)}.toast.error{border-color:rgba(244,126,145,.5)}.backdrop-mobile{display:none}.section-gap{height:19px}.muted{color:var(--muted)}.tiny{font-size:11px}.flex{display:flex}.between{justify-content:space-between}.align-center{align-items:center}.gap8{gap:8px}.grow{flex:1}.mb16{margin-bottom:16px}.mb20{margin-bottom:20px}.mt16{margin-top:16px}.heading-inline{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.footnote{font-size:11px;color:var(--muted);line-height:1.6}.line{height:1px;background:var(--border);margin:16px 0}.pill{color:var(--muted);background:var(--surface2);border:1px solid var(--border);border-radius:40px;font-size:11px;padding:7px 11px}.color-completed{color:var(--green)}.color-partial{color:var(--amber)}.color-pending{color:var(--subtle)}
@keyframes pulse{50%{opacity:.38}}
@media(max-width:1200px){.main-inner{padding:28px 25px 60px}.topbar{padding:0 25px}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-grid{grid-template-columns:1fr}.settings-grid{grid-template-columns:1fr}}
@media(max-width:780px){:root{--sidebar:0px}.sidebar{transform:translateX(-100%);width:280px;transition:transform .2s}.sidebar.open{transform:translateX(0)}.backdrop-mobile.open{display:block;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:30}.main{margin-left:0;width:100%}.mobile-menu{display:grid}.topbar{height:68px;padding:0 17px}.main-inner{padding:25px 16px 50px}.page-head{align-items:flex-start}.page-head h1{font-size:27px}.page-head{flex-direction:column}.mode-tag{display:none}.paper-grid,.planner-grid,.insight-grid{grid-template-columns:1fr}.quick-grid{grid-template-columns:1fr 1fr 1fr}.year-block-top{flex-wrap:wrap}.day-tabs{gap:5px}.day-tab{border-radius:8px;padding:10px 2px}.day-tab .weekday{font-size:9px}.day-tab .daynum{font-size:15px}}
@media(max-width:490px){.stats-grid{gap:9px}.stat-card{padding:13px}.stat-num{font-size:25px}.stat-label{font-size:10px}.stat-trend{display:none}.panel{padding:15px}.quick-grid{grid-template-columns:1fr}.quick-card{flex-direction:row;align-items:center}.quick-card small{display:none}.toolbar{align-items:stretch}.filter-left{width:100%}.filter-left .select,.filter-left .input{flex:1;min-width:0}.recording-row{flex-wrap:wrap}.recording-row .select{min-width:145px}.form-row{grid-template-columns:1fr 1fr}.topbar-right .sync-indicator span{display:none}.modal{padding:19px}.page-actions{width:100%}.page-actions .btn{flex:1}}
/* Per-year lesson list editor (introduced in v1.1). */
.lesson-editor-list{display:grid;gap:9px;max-height:50vh;overflow:auto;padding:3px 4px 3px 0}
.lesson-editor-row{display:flex;align-items:center;gap:10px;padding:9px;border:1px solid var(--border);border-radius:11px;background:var(--surface2)}
.lesson-editor-number{font-size:11px;flex:0 0 27px;color:var(--teal);font-weight:800;text-align:center}
.lesson-editor-row .lesson-title-input{min-width:0;flex:1;background:var(--surface);width:100%}
.lesson-editor-actions{display:flex;gap:4px;align-items:center}
.lesson-editor-actions .btn{min-width:31px;padding:7px;display:grid;place-items:center}
.lesson-editor-actions .btn:first-child svg{transform:rotate(90deg)}
.lesson-editor-actions .btn:nth-child(2) svg{transform:rotate(90deg)}
.lesson-editor-add{margin-top:13px;display:flex;justify-content:flex-start}
@media(max-width:560px){.lesson-editor-row{flex-wrap:wrap}.lesson-editor-row .lesson-title-input{flex-basis:calc(100% - 42px)}.lesson-editor-actions{margin-left:37px}}

.year-actions{flex-wrap:wrap;justify-content:flex-end}.matrix th:first-child{min-width:170px}.matrix td:first-child{min-width:170px;white-space:normal;max-width:300px;overflow-wrap:break-word}

/* v1.2: year deletion confirmation. */
.delete-year-warning{display:flex;gap:12px;align-items:flex-start;padding:14px;margin-bottom:18px;border:1px solid rgba(242,130,149,.36);background:rgba(242,130,149,.08);border-radius:11px;color:var(--muted)}
.delete-year-warning>svg{flex:none;color:#f29eaa;margin-top:2px}
.delete-year-warning strong{color:var(--text)}
.delete-year-warning p{margin:6px 0 0;font-size:12px;line-height:1.65}

/* v1.4 — Mathematics II sub-lessons. Overview is deliberately flat; only Recording Tracker expands. */
.matrix-static-label{display:inline-flex;gap:8px;align-items:center;font-size:11px;font-weight:720;line-height:1.45;white-space:normal}
.matrix-sub-row .matrix-static-label{font-weight:560;color:var(--text)}
.matrix-indent{color:var(--teal);display:inline-flex;opacity:.8;flex:none}
.matrix-main-heading td{position:static!important;background:var(--surface2)!important;text-align:left!important;padding:13px 16px!important;max-width:none!important}
.matrix-main-heading strong{font-size:12px;font-weight:800}
.matrix-main-heading span{font-size:10px;color:var(--muted);margin-left:13px;white-space:nowrap}
.matrix-legacy-row .matrix-static-label{color:var(--amber)}
.sublesson-detail{border:1px solid var(--border);border-radius:11px;margin:12px 0 0;padding:10px 15px 6px;background:var(--surface2)}
.sublesson-detail-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:4px 0 12px}
.sublesson-detail-head strong{font-size:12px;color:var(--text)}
.sublesson-detail-head p{font-size:11px;color:var(--muted);margin:4px 0 0;line-height:1.5}
.sublesson-detail .recording-row{padding:12px 1px}
.sublesson-detail .footnote{margin:11px 0 15px}
.legacy-detail{border-color:rgba(245,175,82,.4)}
.subcount-scroller{max-height:min(56vh,600px);overflow:auto;border:1px solid var(--border);border-radius:11px}
.subcount-table th{position:sticky;top:0;background:var(--surface2);z-index:2}
.subcount-table th:not(:first-child){min-width:148px;text-align:center}
.subcount-table td:first-child{min-width:220px;line-height:1.5}
.subcount-table td:not(:first-child){text-align:center}
.subcount-table .input{width:94px;margin:auto;text-align:center}
.subcount-group td{background:var(--surface2);font-weight:800;font-size:11px}
.subcount-name{padding-left:23px!important}
.subcount-legacy td{color:var(--amber);font-size:11px}
.sublesson-editor-groups{display:grid;gap:17px;max-height:54vh;overflow:auto;padding:2px 3px}
.sublesson-editor-group{padding:14px;border:1px solid var(--border);border-radius:12px;background:var(--surface2)}
.sublesson-editor-group-head{font-size:12px;margin-bottom:13px;line-height:1.55}
.sublesson-editor-group .lesson-editor-row{background:var(--surface)}
.sublesson-editor-group>.btn{margin-top:12px}
@media(max-width:600px){.sublesson-detail{padding:8px}.subcount-table td:first-child{min-width:160px}.sublesson-editor-group{padding:9px}.sublesson-editor-groups{max-height:59vh}}


.page-head:has(.page-actions [data-page="overview"]) {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 18px;
  margin-bottom: 22px;
}
.page-head:has(.page-actions [data-page="overview"]) > div:first-child {
  flex: 1 1 265px;
  min-width: 0;
}
.page-head:has(.page-actions [data-page="overview"]) .page-actions {
  display: flex;
  flex: 0 1 auto;
  flex-wrap: nowrap;
  justify-content: flex-start;
  align-items: center;
  gap: 8px;
  width: auto;
  max-width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-head:has(.page-actions [data-page="overview"]) .page-actions .btn {
  flex: 0 0 auto;
  min-height: 40px;
  padding: 9px 12px;
  font-size: 11.5px;
  line-height: 1.2;
  white-space: nowrap;
}

/* Original, unboxed subject + year controls. Align + Year with year chips. */
.toolbar:has(.year-tabs) {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 15px;
  margin-bottom: 19px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}
.toolbar:has(.year-tabs) .filter-left {
  display: flex;
  flex: 0 1 auto;
  width: auto;
  min-width: 0;
}
.toolbar:has(.year-tabs) .filter-left .select {
  width: min(400px, 100%);
  max-width: 100%;
  min-height: 40px;
}
.toolbar:has(.year-tabs) .year-tabs {
  display: flex;
  flex: 0 1 auto;
  align-items: center;
  flex-wrap: nowrap;
  gap: 8px;
  min-width: 0;
  max-width: 100%;
  margin-left: auto;
  padding: 0;
  overflow-x: auto;
  scrollbar-width: thin;
}
.toolbar:has(.year-tabs) .year-tabs .tab {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 40px;
  padding: 9px 12px;
  line-height: 1.2;
  vertical-align: middle;
  white-space: nowrap;
}

/* Shrink only the subject selector on medium screens; keep the year tabs next to it. */
@media (max-width: 1350px) {
  .toolbar:has(.year-tabs) .filter-left { flex: 0 0 270px; width: 270px; min-width: 0; }
  .toolbar:has(.year-tabs) .filter-left .select { width: 100%; min-width: 0; }
  .toolbar:has(.year-tabs) .year-tabs { flex: 0 1 auto; }
}
@media (max-width: 850px) {
  .page-head:has(.page-actions [data-page="overview"]) .page-actions {
    flex: 0 1 100%;
    width: 100%;
  }
}
@media (max-width: 650px) {
  .toolbar:has(.year-tabs) .filter-left {
    flex: 1 1 100%;
    width: 100%;
  }
  .toolbar:has(.year-tabs) .filter-left .select { width: 100%; }
  .toolbar:has(.year-tabs) .year-tabs {
    flex: 1 1 100%;
    margin-left: 0;
  }
}
@media (max-width: 490px) {
  .page-head:has(.page-actions [data-page="overview"]) .page-actions {
    padding: 0;
  }
  .page-head:has(.page-actions [data-page="overview"]) .page-actions .btn {
    flex: 0 0 auto;
    min-height: 40px;
    padding: 9px 11px;
  }
  .toolbar:has(.year-tabs) .filter-left {
    width: 100%;
  }
}

/* Studyflow v1.5 skipped recordings + adaptive metrics */
.status-cell.skipped.recording-skipped {background:rgba(166,139,250,.16);color:#bd9bff;border-color:rgba(166,139,250,.45)}
.legend-mark.skipped-recording {background:rgba(166,139,250,.23);border-color:rgba(166,139,250,.5)}
.stats-grid.studyflow-metrics{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
.matrix tbody tr:not(.matrix-main-heading) td{height:56px;vertical-align:middle}
select[data-change="overview-subject"]{width:350px;max-width:100%}
@media(max-width:490px){.stats-grid.studyflow-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Studyflow v1.5.3: today's date in the planner */
.day-tab.is-today {
  border-color: rgba(255, 204, 114, .78);
  background: rgba(255, 204, 114, .085);
}
.day-tab.is-today .daynum { color: var(--amber); }
.day-tab .today-indicator {
  display: block;
  color: var(--amber);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .06em;
  line-height: 1.15;
  margin-top: 6px;
  text-transform: uppercase;
}
/* Today and selected are independent: both remain visible when they coincide. */
.day-tab.selected.is-today {
  border-color: var(--teal);
  background: rgba(102, 215, 187, .12);
  box-shadow: inset 0 0 0 2px rgba(255, 204, 114, .57);
}
.day-tab.selected.is-today .daynum { color: var(--teal); }


/* Studyflow v1.5.4: separate lesson number column in overview matrices. */
.matrix.lesson-numbered { --lesson-no-width: 76px; }

/* A compact numbered column remains at the left when scrolling wide matrices. */
.matrix.lesson-numbered th:first-child,
.matrix.lesson-numbered td.lesson-no {
  box-sizing: border-box;
  width: var(--lesson-no-width);
  min-width: var(--lesson-no-width);
  max-width: var(--lesson-no-width);
  text-align: center;
  white-space: nowrap;
  padding: 8px 7px;
}
.matrix.lesson-numbered th:first-child {
  text-align: center;
  padding-left: 7px;
}
.matrix.lesson-numbered td.lesson-no {
  text-align: center;
  padding-left: 7px;
  font-size: 11px;
  font-weight: 750;
  color: var(--teal);
}

/* Preserve the lesson-name sticky column next to the new number column. */
.matrix.lesson-numbered thead th:nth-child(2) {
  position: sticky;
  left: var(--lesson-no-width);
  z-index: 3;
  text-align: left;
  background: var(--surface2);
  min-width: 170px;
  padding-left: 16px;
}
.matrix.lesson-numbered tbody tr:not(.matrix-main-heading) > td:nth-child(2) {
  position: sticky;
  left: var(--lesson-no-width);
  z-index: 2;
  text-align: left;
  background: var(--surface);
  min-width: 170px;
  max-width: 300px;
  padding-left: 16px;
  white-space: normal;
  overflow-wrap: break-word;
}

/* Main-lesson dividers keep their separate lesson number and title cells. */
.matrix.lesson-numbered .matrix-main-heading td.lesson-no {
  width: var(--lesson-no-width) !important;
  min-width: var(--lesson-no-width) !important;
  max-width: var(--lesson-no-width) !important;
  padding: 8px 7px !important;
  text-align: center !important;
  color: var(--teal) !important;
}

@media(max-width: 600px) {
  .matrix.lesson-numbered { --lesson-no-width: 64px; }
  .matrix.lesson-numbered thead th:nth-child(2),
  .matrix.lesson-numbered tbody tr:not(.matrix-main-heading) > td:nth-child(2) {
    min-width: 155px;
  }
}


/* Studyflow: outside-table empty counts helper */
.year-counts-hint.footnote {
  margin: 2px 3px 19px;
  padding: 0;
  font-size: 11px;
  line-height: 1.5;
  color: var(--muted);
}


/* Studyflow v1.6: compact PDF document slots on each past/model paper */
.paper-doc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:14px 0}
.paper-doc-slot{min-width:0;padding:12px;border:1px solid var(--border);border-radius:11px;background:var(--surface2);display:flex;flex-direction:column;gap:12px}
.paper-doc-heading{display:flex;align-items:flex-start;gap:9px;min-width:0}
.paper-doc-heading>svg{color:var(--teal);flex:none;margin-top:2px}
.paper-doc-heading>div{display:flex;flex-direction:column;gap:4px;min-width:0}
.paper-doc-heading strong{font-size:11px}
.paper-doc-heading span{font-size:10px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.paper-doc-actions{display:flex;gap:5px;align-items:center;flex-wrap:wrap;margin-top:auto}
.paper-doc-actions .btn{padding:6px 9px;font-size:10px}
.paper-missing{font-size:10px;color:var(--muted);margin-right:auto}
.paper-card{min-width:0}
@media(max-width:540px){.paper-doc-grid{grid-template-columns:1fr}}


/* STUDYFLOW EXAM COUNTDOWN - ADMIN-ONLY SETTINGS */
.exam-countdown-panel{background:linear-gradient(115deg,rgba(85,199,171,.11),rgba(77,109,191,.065));border:1px solid var(--border);border-radius:var(--radius);padding:20px 23px;margin:0 0 21px;min-width:0}
.exam-countdown-heading{display:flex;align-items:center;gap:12px}
.exam-countdown-heading>div{min-width:0;flex:1}
.exam-countdown-heading strong{font:750 15px Outfit,sans-serif;letter-spacing:-.2px}
.exam-countdown-heading p{margin:3px 0 0;color:var(--muted);font-size:11px}
.exam-countdown-icon{color:var(--teal);width:37px;height:37px;display:grid;place-items:center;border-radius:11px;background:rgba(95,216,187,.12)}
.exam-countdown-heading .btn{margin-left:auto}
.exam-countdown-primary{margin-top:17px}
.exam-countdown-value{font:800 clamp(22px,2.5vw,30px) Outfit,sans-serif;letter-spacing:-.7px;line-height:1.2}
.exam-countdown-primary p{color:var(--muted);margin:7px 0 0;font-size:12px;line-height:1.5}
.exam-countdown-chips{margin-top:17px;display:flex;flex-wrap:wrap;gap:8px}
.exam-countdown-chip{display:inline-flex;gap:9px;align-items:center;border:1px solid var(--border);border-radius:9px;padding:8px 11px;background:var(--surface2);font-size:11px;color:var(--muted)}
.exam-countdown-code{font-weight:800;color:var(--text)}
.exam-settings-row .input{width:160px;max-width:45%;flex-shrink:0}
.exam-settings-row p{max-width:320px;line-height:1.5}
.exam-date-readonly{font-size:12px;color:var(--muted);text-align:right}
.exam-settings-actions{display:flex;justify-content:flex-end;padding-top:18px}
@media(max-width:650px){.exam-countdown-panel{padding:17px}.exam-countdown-heading{flex-wrap:wrap}.exam-countdown-heading .btn{margin-left:auto}.exam-countdown-chip{padding:7px 9px}.exam-settings-row .input{width:145px}}


/* Studyflow weekly overview UI v1 */
.studyflow-week-panel{grid-column:1/-1;min-width:0}
.studyflow-week-head{align-items:center;flex-wrap:wrap;gap:14px}
.studyflow-week-tools{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.studyflow-week-tools .btn{min-width:35px;justify-content:center}
.studyflow-week-range{font-size:12px;font-weight:700;color:var(--text);min-width:145px;text-align:center;font-variant-numeric:tabular-nums}
.studyflow-week-scroll{width:100%;overflow-x:auto;overscroll-behavior-inline:contain;padding:2px 1px 10px;scrollbar-width:thin;scrollbar-color:var(--border) transparent}
.studyflow-week-grid{display:grid;grid-template-columns:repeat(7,minmax(141px,1fr));gap:10px;min-width:1047px;align-items:stretch}
.studyflow-week-day{width:100%;min-width:0;min-height:209px;display:flex;flex-direction:column;align-items:stretch;gap:11px;text-align:left;color:var(--text);padding:13px 11px 11px;border:1px solid var(--border);background:var(--surface2);border-radius:13px;transition:border-color .15s,background .15s,transform .15s}
.studyflow-week-day:hover{border-color:var(--teal);background:var(--hover);transform:translateY(-1px)}
.studyflow-week-day:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
.studyflow-week-day.is-today{border-color:var(--amber);background:linear-gradient(150deg,rgba(255,204,114,.14),var(--surface2) 52%);box-shadow:inset 0 0 0 1px rgba(255,204,114,.1)}
.studyflow-week-day-head{display:flex;justify-content:space-between;align-items:flex-start;gap:4px}
.studyflow-week-day-title{display:flex;flex-direction:column;gap:3px;font-size:12px;font-weight:750;line-height:1.2}
.studyflow-week-day-title small{font-size:10px;color:var(--muted);font-weight:450}
.studyflow-week-day.is-today .studyflow-week-day-title{color:var(--amber)}
.studyflow-week-today{font-size:9px;font-weight:800;letter-spacing:.2px;color:var(--amber);padding:3px 5px;border-radius:5px;background:rgba(255,204,114,.1)}
.studyflow-week-task-list{display:flex;flex-direction:column;align-items:stretch;gap:9px;flex:1;min-width:0}
.studyflow-week-task{display:flex;align-items:flex-start;gap:7px;min-width:0}
.studyflow-week-task-icon{height:14px;width:14px;display:grid;place-items:center;border:1.4px solid var(--subtle);border-radius:50%;flex:none;margin-top:1px;color:var(--bg)}
.studyflow-week-task.is-done .studyflow-week-task-icon{background:var(--teal);border-color:var(--teal)}
.studyflow-week-task-icon svg{width:10px;height:10px;stroke-width:2.7}
.studyflow-week-task-title{min-width:0;overflow-wrap:anywhere;font-size:10.5px;line-height:1.4;color:var(--text)}
.studyflow-week-task.is-done .studyflow-week-task-title{opacity:.63;text-decoration:line-through}
.studyflow-week-empty{color:var(--subtle);font-size:10.5px;line-height:1.5;padding-top:3px}
.studyflow-week-more{font-size:10px;color:var(--teal);margin-top:1px}
.studyflow-week-footer{display:flex;gap:8px;align-items:center;margin-top:auto}
.studyflow-week-progress{height:5px;flex:1;border-radius:9px;overflow:hidden;background:var(--surface3)}
.studyflow-week-progress>span{height:100%;display:block;border-radius:9px;background:var(--teal)}
.studyflow-week-day.is-today .studyflow-week-progress>span{background:var(--amber)}
.studyflow-week-count{font-size:10px;font-variant-numeric:tabular-nums;color:var(--muted);white-space:nowrap}
.studyflow-week-bottom{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:9px}
.studyflow-week-bottom>span{font-size:10.5px;line-height:1.5;color:var(--muted)}
@media(max-width:780px){.studyflow-week-grid{min-width:1020px}.studyflow-week-day{min-height:195px}.studyflow-week-head .panel-head{align-items:flex-start}}

/* Studyflow automatic recording/class activity diary (planner + weekly cards). */
.studyflow-activity-panel{margin-top:18px;min-width:0}
.studyflow-activity-summary{display:flex;flex-wrap:wrap;gap:9px;margin:0 0 13px}
.studyflow-activity-summary span{padding:8px 11px;border:1px solid var(--border);background:var(--surface2);border-radius:10px;color:var(--muted);font-size:11px}
.studyflow-activity-summary b{color:var(--text);font-size:13px}
.studyflow-activity-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-top:1px solid var(--border);min-width:0;flex-wrap:wrap}
.studyflow-activity-symbol{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;flex:none;background:rgba(96,214,169,.12);color:var(--green)}
.studyflow-activity-symbol.partial{background:rgba(255,204,114,.12);color:var(--amber)}
.studyflow-activity-symbol.skipped{background:rgba(174,156,255,.12);color:var(--violet)}
.studyflow-activity-main{flex:1;min-width:170px}
.studyflow-activity-title{font-size:12px;font-weight:650;overflow-wrap:anywhere;line-height:1.45}
.studyflow-activity-title.is-done{text-decoration:line-through;color:var(--muted)}
.studyflow-activity-sub{font-size:10.5px;color:var(--muted);margin-top:4px}
.studyflow-activity-empty{margin:8px 0 12px;font-size:11.5px;color:var(--muted)}
.studyflow-activity-history-tools{margin-top:12px}
.studyflow-activity-history{margin-top:9px;border-top:1px solid var(--border);max-height:270px;overflow:auto}
.studyflow-activity-history-row{display:grid;grid-template-columns:70px minmax(0,1fr) minmax(110px,auto);gap:10px;border-bottom:1px solid var(--border);padding:10px 3px;color:var(--muted);font-size:10px;align-items:center}
.studyflow-activity-history-row strong{color:var(--text);font-weight:600}
.studyflow-week-task.is-partial .studyflow-week-task-icon{background:rgba(255,204,114,.16);border-color:var(--amber);color:var(--amber)}
.studyflow-week-task.is-skipped .studyflow-week-task-icon{background:rgba(174,156,255,.16);border-color:var(--violet);color:var(--violet)}
.studyflow-week-activity-count{color:var(--teal);font-size:9px;line-height:1.5;margin-top:auto;overflow-wrap:anywhere}
@media(max-width:600px){.studyflow-activity-history-row{grid-template-columns:64px minmax(0,1fr)}.studyflow-activity-history-row strong{grid-column:2}}

/* Studyflow Study Materials Library - independent of recording and planner styles */
.material-toolbar{display:grid;gap:17px;margin-bottom:22px}
.material-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.material-tab{display:flex;align-items:center;justify-content:center;gap:9px;min-width:0;min-height:53px;background:var(--surface2);border:1px solid var(--border);border-radius:11px;padding:10px;color:var(--muted);font-size:12px;font-weight:750;text-align:center}
.material-tab svg{flex:none}
.material-tab:hover{border-color:var(--teal);color:var(--text)}
.material-tab.selected{color:var(--teal);background:rgba(101,227,190,.09);border-color:rgba(101,227,190,.45)}
.material-subject-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.material-subject-row label{font-size:11px;color:var(--muted);font-weight:800}
.material-subject-row select{min-width:240px;max-width:100%}
.material-subject-row .pill{margin-left:auto}
.material-intro{margin:4px 0 17px}
.material-intro h2{font-size:17px;margin:0 0 6px;letter-spacing:-.3px}
.material-intro p{font-size:12px;color:var(--muted);line-height:1.5;margin:0}
.material-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.material-card{min-width:0;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px;display:flex;flex-direction:column;gap:18px}
.material-card-top{display:flex;align-items:flex-start;gap:12px;min-width:0}
.material-icon{width:42px;height:42px;display:grid;place-items:center;flex:none;border-radius:12px;background:rgba(101,227,190,.10);color:var(--teal)}
.material-card-copy{flex:1;min-width:0}
.material-eyebrow{text-transform:uppercase;letter-spacing:.75px;color:var(--subtle);font-size:9px;font-weight:850;margin:0 0 8px}
.material-card-copy h3{font-size:16px;letter-spacing:-.25px;margin:0 0 8px;overflow-wrap:anywhere}
.material-real-title{font-size:12px;color:var(--muted);margin:0;line-height:1.5;overflow-wrap:anywhere}
.material-authors{font-size:11px;color:var(--subtle);margin:7px 0 0;overflow-wrap:anywhere}
.material-card-top .badge{flex:none}
.material-card-actions{display:flex;align-items:center;justify-content:flex-start;flex-wrap:wrap;gap:8px;margin-top:auto}
.material-card-actions .btn{font-size:11px}
.material-empty{display:grid;justify-items:center;text-align:center;gap:12px;padding:38px;color:var(--muted)}
.material-empty svg{color:var(--teal)}
.material-empty strong{font-size:14px;color:var(--text)}
.material-empty p{font-size:12px;max-width:450px;line-height:1.5;margin:0}
.material-attachment-field{display:grid;gap:13px;padding:15px;background:var(--surface2);border:1px solid var(--border);border-radius:11px}
.material-attachment-field>strong{font-size:12px;overflow-wrap:anywhere}
.material-attachment-field p{margin:0}
@media(max-width:930px){.material-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.material-grid{grid-template-columns:1fr}}
@media(max-width:490px){.material-toolbar{padding:14px}.material-tab{min-height:45px;padding:9px 6px;font-size:11px;gap:5px}.material-tab svg{width:15px;height:15px}.material-card{padding:15px}.material-subject-row{align-items:stretch;flex-direction:column}.material-subject-row select{min-width:0;width:100%}.material-subject-row .pill{margin-left:0;align-self:flex-start}.material-card-top{gap:9px}.material-card-top .badge{font-size:9px;padding:6px}.material-icon{width:34px;height:34px}}

.material-paper-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* Studyflow: center the task checkbox SVG (v1) */
button.tiny-check {
  width: 18px;
  height: 18px;
  min-width: 18px;
  min-height: 18px;
  flex: 0 0 18px;
  padding: 0;
  margin: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 0;
}
button.tiny-check > svg {
  display: block;
  width: 12px;
  height: 12px;
  margin: 0;
  flex: none;
}

/* Studyflow: prevent long task titles from overflowing (v1) */
.task-mini-row > div { flex: 1 1 auto; min-width: 0; }
.task-mini-row .tm-title, .planner-task .task-title,
.studyflow-week-task-title, .studyflow-activity-title {
  overflow-wrap: anywhere;
  word-break: normal;
  white-space: normal;
}
.planner-task .task-body { min-width: 0; }
.planner-task .task-sub { overflow-wrap: anywhere; }