:root{--cream: #faeee4;--blue: #4486b3;--blue-dark: #2f6a94;--yellow: #e9ae1c;--brown: #a85e2b;--ink: #3a2a20}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font-family:Nunito,system-ui,sans-serif;font-size:16px}h1{font-family:"Baloo 2",Nunito,sans-serif;color:var(--blue-dark);margin:8px 0 4px;font-size:28px}.screen{max-width:390px;margin:0 auto;padding:32px 20px;text-align:center}.logo{border-radius:16px}.muted{color:#6b5a4e;margin:0 0 20px}.card{background:#fff;border-radius:16px;padding:20px;text-align:left;box-shadow:0 2px 10px #3a2a2014}label{display:block;font-weight:700;margin:12px 0 6px}input{width:100%;min-height:44px;padding:10px 12px;font:inherit;border:2px solid #d9c7b8;border-radius:10px;background:#fff;color:var(--ink)}input:focus{outline:3px solid var(--yellow);border-color:var(--blue)}.btn{width:100%;min-height:48px;margin-top:18px;font:inherit;font-weight:700;color:#fff;background:var(--blue-dark);border:0;border-radius:12px;cursor:pointer}.btn:disabled{opacity:.6;cursor:default}.btn.secondary{background:#fff;color:var(--blue-dark);border:2px solid var(--blue-dark)}.error{color:#a12b1c;font-weight:600}.notice{background:#fff6d9;padding:10px 12px;border-radius:10px}.hello{font-size:20px;margin-top:0}code{background:#f3e6da;padding:1px 5px;border-radius:4px}:root{--accent: var(--yellow);--muted-ink: #6b5a4e;--line: #ecdccd;--nav-h: 68px}.role-student{--accent: var(--yellow);--accent-soft: #fdf1d2}.phone{max-width:390px;min-height:100vh;min-height:100dvh;margin:0 auto;background:var(--cream);position:relative}@media(min-width:430px){.phone{box-shadow:0 0 0 1px var(--line),0 10px 40px #3a2a201f}}.phone-content{padding:20px 16px calc(var(--nav-h) + 24px + env(safe-area-inset-bottom))}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:390px;display:flex;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -4px 16px #3a2a200f;z-index:10}.nav-item{flex:1;min-height:var(--nav-h);min-width:44px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font:inherit;font-size:13px;font-weight:700;color:var(--muted-ink);background:none;border:0;border-top:4px solid transparent;cursor:pointer}.nav-item.active{color:var(--ink);border-top-color:var(--accent);background:var(--accent-soft, #fdf1d2)}.nav-item:focus-visible{outline:3px solid var(--blue);outline-offset:-3px}.page{text-align:left}.page-title{font-family:"Baloo 2",Nunito,sans-serif;color:var(--blue-dark);font-size:26px;line-height:1.2;margin:0}.subtitle{margin:2px 0 0;color:var(--muted-ink)}.muted-left{color:var(--muted-ink)}.home-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:8px}.link-btn{min-height:44px;padding:0 12px;flex-shrink:0;font:inherit;font-size:14px;font-weight:700;color:var(--blue-dark);background:#fff;border:2px solid var(--line);border-radius:12px;cursor:pointer}.section-title{font-family:"Baloo 2",Nunito,sans-serif;font-size:20px;margin:22px 0 8px;display:flex;align-items:center;gap:8px}.count{font-family:Nunito,sans-serif;font-size:14px;background:var(--accent);color:var(--ink);border-radius:999px;padding:1px 10px}.panel{background:#fff;border-radius:16px;padding:16px;box-shadow:0 2px 10px #3a2a2014}.panel p{margin:0}.panel .btn{margin-top:14px}.session-card{border-left:6px solid var(--accent)}.session-when{font-weight:700;font-size:18px}.session-class{color:var(--brown);font-weight:700;margin-top:2px!important}.session-topic{margin-top:4px!important}.zoom-btn{display:flex;align-items:center;justify-content:center;text-decoration:none;font-size:18px}.later-list{list-style:none;margin:14px 0 0;padding:12px 0 0;border-top:1px dashed var(--line)}.later-list li{display:flex;flex-direction:column;padding:4px 0}.later-when{font-weight:700;font-size:14px}.later-class{color:var(--muted-ink);font-size:14px}.todo-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.todo-title{font-weight:700;font-size:17px}.todo-class{color:var(--muted-ink);font-size:14px;margin-top:2px!important}.status{display:inline-block;margin-top:8px!important;padding:4px 10px;border-radius:999px;font-size:14px;font-weight:700}.status-live{background:#e3f4e6;color:#22662f;margin:0 0 8px!important}.status-soon{background:#fff1cc;color:#7a5300}.status-late{background:#fde4dc;color:#9a2e14;border-radius:12px}.status-calm{background:#eaf2f8;color:var(--blue-dark)}.status-doing{background:#f4e8dc;color:var(--brown)}.session-card>.status-soon{margin:0 0 8px!important}.empty-inline{color:var(--muted-ink)}.empty-card{text-align:center;background:#fff;border-radius:16px;padding:28px 20px;margin-top:16px;box-shadow:0 2px 10px #3a2a2014}.empty-logo{border-radius:16px}.empty-title{font-family:"Baloo 2",Nunito,sans-serif;font-size:22px;margin:8px 0 4px}.empty-text{color:var(--muted-ink);margin:6px 0 0}.segmented{display:flex;gap:6px;background:#fff;padding:4px;border-radius:14px;margin:14px 0;box-shadow:0 2px 10px #3a2a2014}.seg-btn{flex:1;min-height:48px;font:inherit;font-size:13.5px;font-weight:700;color:var(--muted-ink);background:none;border:0;border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:4px;padding:0 4px;white-space:nowrap}.seg-btn.active{background:var(--accent);color:var(--ink)}.seg-btn:focus-visible{outline:3px solid var(--blue)}.seg-count{font-size:12px;min-width:20px;background:#3a2a201a;border-radius:999px;padding:0 7px}.todo-instr{margin-top:6px!important;font-size:15px}.todo-meta{margin-top:6px!important;color:var(--muted-ink);font-size:14px}.score-row{display:flex;align-items:baseline;justify-content:space-between;gap:8px;flex-wrap:wrap;margin-top:8px}.score{font-family:"Baloo 2",Nunito,sans-serif;font-size:26px;font-weight:700;color:var(--blue-dark)}.score-max{font-family:Nunito,sans-serif;font-size:15px;color:var(--muted-ink);font-weight:600}.cheer{font-weight:700;color:var(--brown)}.comment{margin-top:8px!important;background:var(--accent-soft, #fdf1d2);padding:10px 12px;border-radius:10px}.comment-label{font-weight:700}.small-btn{min-height:44px;margin-top:12px;font-size:16px}.soon-note{margin-top:10px!important}.see-all{margin-top:12px}.nav-brand{display:none}@media(min-width:900px){.phone{max-width:none;box-shadow:none}.bottom-nav{top:0;bottom:0;left:0;transform:none;width:232px;max-width:none;flex-direction:column;gap:4px;padding:20px 12px;border-top:0;border-right:1px solid var(--line);box-shadow:none}.nav-brand{display:flex;align-items:center;gap:10px;padding:0 8px 20px}.nav-brand img{border-radius:10px}.nav-brand-name{margin:0;font-family:"Baloo 2",Nunito,sans-serif;font-size:20px;font-weight:700;color:var(--blue-dark);line-height:1.1}.nav-brand-role{margin:0;font-size:13px;color:var(--muted-ink);font-weight:700}.nav-item{flex:0 0 auto;min-height:52px;flex-direction:row;justify-content:flex-start;gap:12px;padding:0 14px;font-size:16px;border-top:0;border-left:4px solid transparent;border-radius:0 12px 12px 0}.nav-item.active{border-left-color:var(--accent)}.nav-item:hover:not(.active){background:#faf5f0}.phone-content{margin-left:232px;max-width:1080px;padding:36px 48px 48px}.page-title{font-size:32px}.home-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:start}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px}.segmented{max-width:520px}.zoom-btn,.small-btn,.see-all{max-width:360px}.empty-card{max-width:560px}}.role-admin{--accent: var(--blue);--accent-soft: #e4eff7}.role-admin .nav-item.active{color:var(--blue-dark)}.role-admin .seg-btn.active,.role-admin .count{color:#fff}.panel-title{font-family:"Baloo 2",Nunito,sans-serif;font-size:20px;margin:0 0 8px}.panel>p+p{margin-top:8px}.admin-grid{display:grid;gap:16px;margin-top:16px}.plain-list{margin:8px 0 0;padding-left:20px;line-height:1.6}.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap}.head-btn{width:auto;margin:0;padding:0 18px}.btn-row{display:flex;gap:12px;flex-wrap:wrap}.btn-row .btn{flex:1;min-width:160px}.summary{margin:12px 0!important;display:flex;gap:8px;flex-wrap:wrap}.summary .status{margin-top:0!important}.status-ok{background:#e3f4e6;color:#22662f}.muted-inline{color:var(--muted-ink);font-style:normal}.list-count{margin:8px 0;font-size:14px}.account-panel{max-width:520px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}textarea,select{width:100%;min-height:44px;padding:10px 12px;font:inherit;border:2px solid #d9c7b8;border-radius:10px;background:#fff;color:var(--ink)}textarea{font-family:ui-monospace,Menlo,monospace;font-size:14px;resize:vertical}textarea:focus,select:focus{outline:3px solid var(--yellow);border-color:var(--blue)}.file-drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;min-height:96px;margin:4px 0 8px;border:2px dashed var(--blue);border-radius:14px;background:#f4f9fc;cursor:pointer;text-align:center;font-weight:700;color:var(--blue-dark)}.file-drop:focus-within{outline:3px solid var(--yellow)}.file-drop input{position:absolute;opacity:0;width:1px;height:1px}.file-drop small{font-weight:600;color:var(--muted-ink)}.table-wrap{overflow-x:auto;margin:10px 0;border:1px solid var(--line);border-radius:12px;background:#fff}.data-table{width:100%;border-collapse:collapse;font-size:14px}.data-table th,.data-table td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}.data-table th{background:#faf3ec;font-weight:800;white-space:nowrap;position:sticky;top:0}.data-table tr:last-child td{border-bottom:0}.data-table .row-bad td{background:#fff4f0}.data-table .status{margin:0!important;white-space:nowrap}.progress{width:100%;height:16px;accent-color:var(--blue)}@media(min-width:900px){.admin-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}.role-admin .btn{width:auto;min-width:200px;padding:0 22px}.role-admin .btn-row .btn{flex:0 0 auto}select{max-width:420px}}.page>.subtitle{margin-bottom:18px}.page-head+.subtitle{margin-top:-6px}.filter-row{display:grid;gap:10px}.filter-row label{display:block;font-weight:700;font-size:14px;margin-bottom:4px}.student-cards{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}.student-card{display:flex;flex-direction:column;gap:10px;border-left:6px solid var(--accent)}.student-card.is-off{border-left-color:#d9c7b8}.student-top{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;flex-wrap:wrap}.student-name{font-size:17px}.student-top .status{margin:0!important;white-space:nowrap}.chip-row{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:15px}.chip{display:inline-flex;align-items:center;padding-left:12px;border-radius:999px;background:var(--accent-soft, #e4eff7);color:var(--blue-dark);font-weight:700}.chip-x{min-width:44px;min-height:44px;border:0;background:none;font:inherit;color:#9a2e14;cursor:pointer;border-radius:999px}.chip-x:hover:not(:disabled){background:#9a2e141a}.chip-x:focus-visible{outline:3px solid var(--yellow)}.student-actions{display:flex;flex-direction:column;gap:8px}.panel .act-btn{margin-top:0}.card-note{font-size:14px}.note-ok{color:#22662f;font-weight:600}@media(min-width:900px){.filter-row{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr) minmax(0,1fr);align-items:end;max-width:1000px}.filter-row select{max-width:none}.student-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));max-width:1000px}.student-actions{flex-direction:row;align-items:center}.student-actions select{flex:1;max-width:none}.role-admin .student-actions .act-btn{min-width:150px}}