:root{--navy:#0b2235;--blue:#176b7d;--gold:#e6bd68;--ink:#102a43;--muted:#61758a;--line:#d5e1e8;--paper:#f3f7fa;--red:#a7271d;--green:#18794e}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",sans-serif}.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px max(22px,calc((100vw - 1380px)/2));background:var(--navy);color:#fff;border-bottom:2px solid var(--gold)}.topbar small,.hero small,.panelHead small,.studentDetailHead small,.notesHead small{display:block;color:var(--gold);font-size:.68rem;font-weight:900;letter-spacing:.13em}.topbar strong{display:block;font:700 1.2rem Georgia,serif}.topbar nav{display:flex;gap:9px}.topbar a,.hero button{border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:7px 12px;color:#fff;text-decoration:none;font-weight:800}.topbar .signout{background:var(--gold);color:var(--navy);border-color:var(--gold)}main{max-width:1380px;margin:auto;padding:22px}.hero{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px;border-radius:18px;background:linear-gradient(120deg,#0b2235,#176b7d);color:#fff;box-shadow:0 14px 36px rgba(16,42,67,.16)}.hero h1{margin:4px 0;font:700 clamp(1.7rem,3vw,2.6rem)/1.05 Georgia,serif}.hero p{margin:0;color:#d7e9ef}.hero button{background:var(--gold);color:var(--navy);border-color:var(--gold);cursor:pointer}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:16px 0}.stats article{display:flex;justify-content:space-between;align-items:center;padding:17px 20px;border:1px solid var(--line);border-radius:14px;background:#fff}.stats span{color:var(--muted);font-weight:800}.stats b{font-size:1.6rem}.workspace{display:grid;grid-template-columns:minmax(300px,.72fr) minmax(0,1.7fr);gap:16px;align-items:start}.studentsPanel,.reviewPanel{border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 10px 28px rgba(16,42,67,.08);overflow:hidden}.panelHead{padding:18px;border-bottom:1px solid var(--line)}h2,h3{margin:2px 0;font-family:Georgia,serif}.panelHead input{width:100%;margin-top:11px;border:1px solid #bfcfda;border-radius:9px;padding:10px}.studentList{max-height:680px;overflow:auto}.studentButton{width:100%;display:grid;grid-template-columns:1fr auto;gap:6px;border:0;border-bottom:1px solid #e5edf2;padding:13px 17px;background:#fff;color:var(--ink);text-align:left;cursor:pointer}.studentButton:hover,.studentButton.active{background:#edf7f9}.studentButton strong,.studentButton span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.studentButton span{color:var(--muted);font-size:.76rem}.studentButton i{grid-row:1/3;grid-column:2;font-style:normal;font-size:.68rem;font-weight:900;color:var(--green)}.studentButton i.banned{color:var(--red)}.empty,.emptyReview{padding:35px;color:var(--muted);text-align:center}.emptyReview{display:grid;gap:5px}.studentDetailHead{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid var(--line)}.studentDetailHead p{margin:2px 0;color:var(--muted)}.statusPill{border-radius:999px;padding:6px 10px;background:#e7f6ee;color:var(--green);font-size:.72rem;font-weight:900}.statusPill.banned{background:#ffebe8;color:var(--red)}.adminActions{display:flex;flex-wrap:wrap;gap:8px;padding:15px 20px;background:#f7fafc;border-bottom:1px solid var(--line)}.adminActions button{border:1px solid #b9ccd8;border-radius:8px;padding:8px 11px;background:#fff;color:var(--ink);font-weight:800;cursor:pointer}.adminActions .danger{border-color:#e7b1aa;color:var(--red)}.adminActions label{display:flex;align-items:center;gap:6px;font-weight:800}.adminActions input{width:62px;padding:7px;border:1px solid #b9ccd8;border-radius:8px}.actionStatus{min-height:0;padding:0 20px;color:var(--green);font-weight:800}.actionStatus:not(:empty){padding-top:10px}.notesHead{padding:17px 20px 5px}.adminNotes{display:grid;gap:13px;padding:15px 20px 24px}.adminNote{border:1px solid var(--line);border-radius:13px;padding:16px}.noteMeta{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:.73rem;font-weight:800}.studentText{white-space:pre-wrap;margin:12px 0;padding:13px;border-left:4px solid var(--gold);background:#fbf8ef}.aiReview{padding:12px;border-radius:9px;background:#edf7f9;color:#24475a}.aiReview b{color:var(--blue)}.teacherForm{display:grid;grid-template-columns:110px 1fr auto;gap:9px;align-items:end;margin-top:12px}.teacherForm label{font-size:.75rem;font-weight:900}.teacherForm input,.teacherForm textarea{width:100%;margin-top:4px;border:1px solid #b9ccd8;border-radius:8px;padding:9px;font:inherit}.teacherForm button{height:42px;border:0;border-radius:8px;padding:0 14px;background:var(--navy);color:#fff;font-weight:900;cursor:pointer}@media(max-width:900px){.workspace{grid-template-columns:1fr}.studentList{max-height:340px}.teacherForm{grid-template-columns:1fr}.topbar,.hero{align-items:flex-start}.topbar{gap:10px}.stats{grid-template-columns:1fr}}