.teacher-admin-workspace{grid-template-rows:65px minmax(0,1fr)}
.admin-canvas{min-width:0;min-height:0;padding:14px 20px 16px;overflow:auto;background:radial-gradient(circle at 76% 15%,rgba(213,181,119,.1),transparent 27%),repeating-linear-gradient(0deg,rgba(105,75,30,.016) 0 1px,transparent 1px 5px),#f8f2e6}
.admin-titlebar{display:flex;align-items:center;justify-content:space-between;height:60px}
.admin-titlebar h1{display:flex;align-items:center;gap:15px;margin:0;color:#332a22;font-size:28px;font-weight:500;letter-spacing:.12em}
.admin-titlebar h1::before,.admin-titlebar h1::after{content:"✦";color:#bc914e;font-size:12px}
.admin-actions{display:flex;gap:12px}.admin-actions button,.navy-button{display:flex;align-items:center;justify-content:center;gap:8px;min-width:136px;height:39px;border:2px solid #c29a59;border-radius:3px;color:#f6d989;background:#071a2f;box-shadow:inset 0 0 0 1px #06111f;font-size:14px}
.admin-actions svg{width:18px;height:18px}
.admin-card{position:relative;border:1px solid rgba(178,132,61,.58);border-radius:4px;background:rgba(255,251,242,.72);box-shadow:inset 0 0 0 3px rgba(255,255,255,.35)}
.admin-card::before,.admin-card::after{content:"";position:absolute;width:14px;height:14px;pointer-events:none}.admin-card::before{top:5px;left:5px;border-top:1px solid #bb9254;border-left:1px solid #bb9254}.admin-card::after{right:5px;bottom:5px;border-right:1px solid #bb9254;border-bottom:1px solid #bb9254}
.class-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;height:72px}
.class-tabs button{display:grid;grid-template-columns:45px 1fr 22px;align-items:center;gap:10px;padding:8px 18px;border:1px solid rgba(178,132,61,.55);border-radius:4px;color:#45382c;text-align:left;background:rgba(255,251,242,.7)}
.class-tabs button>svg{width:38px;height:38px;color:#8b8275}.class-tabs strong,.class-tabs small{display:block}.class-tabs strong{font-size:18px;font-weight:500}.class-tabs small{margin-top:4px;color:#847969;font-size:11px}.class-tabs i{width:18px;height:18px;border:1px solid #b99960;border-radius:50%}
.class-tabs .is-active{border:2px solid #8a2731;box-shadow:inset 0 0 0 3px rgba(128,31,42,.07)}.class-tabs .is-active>svg{color:#46505a}.class-tabs .is-active strong::after{content:"当前";margin-left:10px;padding:3px 7px;color:#fff4d9;background:#7a2430;font-size:11px}.class-tabs .is-active i{display:grid;place-items:center;color:#fff;background:#8c6837}.class-tabs .is-active i::after{content:"✓";font-style:normal;font-size:11px}
.class-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(300px,1.18fr);grid-template-rows:86px minmax(300px,1fr) 250px;gap:12px 14px;min-height:740px;margin-top:12px}
.class-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;grid-column:1}.stat-card{display:flex;align-items:center;justify-content:center;gap:20px}.stat-card svg{width:42px;height:42px;color:#b08437}.stat-card p{margin:0;color:#6f6254;font-size:13px}.stat-card strong{display:block;margin-top:3px;color:#2f2822;font-size:36px;font-weight:400}.stat-card strong small{font-size:15px}.stat-card.alert strong{color:#792632}
.roster{grid-column:1;overflow:hidden}.card-heading{display:flex;align-items:center;justify-content:space-between;min-height:50px;padding:0 16px;border-bottom:1px solid rgba(170,128,67,.35)}.card-heading h2{margin:0;font-size:20px;font-weight:500}.roster-tools{display:flex;gap:10px}.roster-tools label{display:flex;align-items:center;width:330px;height:32px;padding:0 10px;border:1px solid #d3bd94;border-radius:14px;background:#fffaf0}.roster-tools input{width:100%;border:0;outline:0;background:none}.roster-tools button{width:86px;border:1px solid #d1b98b;border-radius:4px;background:#fffaf0}
.roster table,.audit-table{width:100%;border-collapse:collapse}.roster th,.roster td{height:36px;padding:0 14px;border-right:1px solid rgba(170,128,67,.16);border-bottom:1px solid rgba(170,128,67,.22);font-size:12px;text-align:left}.roster th{color:#695d50;background:rgba(196,160,101,.08);font-weight:500}.student-cell{display:flex;align-items:center;gap:10px}.student-cell i,.mini-avatar{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;color:#f6d88f;background:#092039;font-style:normal;font-weight:700}.ok{color:#42804d}.warn{color:#d39a1f}.status-pill{display:inline-block;min-width:60px;padding:4px 8px;border:1px solid #b9c8a7;border-radius:14px;color:#527348;text-align:center;background:#eef3e3}.status-pill.leave{color:#9e4239;border-color:#e4b4aa;background:#f9e6df}.status-pill.attention{color:#b16f23;border-color:#e6c99b;background:#fff1d8}.row-actions{white-space:nowrap;font-size:17px;letter-spacing:.25em}
.roster-footer{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;color:#74695d;font-size:11px}.pagination{display:flex;gap:6px}.pagination button{width:28px;height:28px;border:1px solid #d3c09d;background:#fffaf0}.pagination .is-active{color:#f5d589;background:#071d36}
.overview{grid-column:2;grid-row:1/3;overflow:hidden}.overview h2,.weekly h2,.announcements h2{margin:0;font-size:20px;font-weight:500}.overview-content{display:grid;grid-template-columns:1fr 1fr;align-items:center;padding:18px}.donut{position:relative;display:grid;place-items:center;width:150px;height:150px;margin:auto;border-radius:50%;background:conic-gradient(#4b825c 0 96.4%,#d4a62b 96.4% 100%)}.donut::after{content:"";position:absolute;width:104px;height:104px;border-radius:50%;background:#fbf6ea}.donut p{z-index:1;margin:0;text-align:center}.donut strong{display:block;font-size:26px}.legend{display:grid;gap:16px;font-size:12px}.legend span::before{content:"";display:inline-block;width:10px;height:10px;margin-right:8px;border-radius:50%;background:#4b825c}.legend span:nth-child(2)::before{background:#d4a62b}.legend span:nth-child(3)::before{background:#b8443a}
.weekly{margin:0 0 10px}.weekly ul,.announcements ul{margin:0;padding:0 14px;list-style:none}.weekly li{display:grid;grid-template-columns:48px 1fr 42px;align-items:center;min-height:40px;border-bottom:1px solid rgba(170,128,67,.25);font-size:11px}.weekly li time{text-align:right}
.bottom-left{display:grid;grid-template-columns:1.2fr 1.05fr;gap:14px;grid-column:1/3;grid-row:3}.seating{padding:0 18px}.seating h2,.announcements h2{margin:0;padding:15px 0}.seat-room{display:grid;grid-template-columns:90px 1fr 24px;gap:16px}.seat-legend{display:grid;place-content:center;gap:12px;border:1px solid #d3bd92;text-align:center;font-size:11px}.seat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:7px}.seat-grid::before{content:"讲台";grid-column:1/7;justify-self:center;width:260px;padding:5px;text-align:center;background:#d9c8a8}.seat{display:grid;place-items:center;height:32px;border:1px solid #cdb27e;background:#fffaf0}.seat i{display:grid;place-items:center;width:23px;height:23px;border-radius:50%;color:#f3d68a;background:#092039;font-style:normal;font-size:11px}.door{display:grid;place-items:center;border:1px solid #a88d60;background:#d9c8a8}.seat-tip{margin:10px 0 0;text-align:center;color:#766a5d;font-size:11px}
.announcements{padding:0 16px}.announcements header{display:flex;align-items:center;justify-content:space-between}.announcements header button{padding:7px 20px;border:1px solid #aa7835;color:#f8d99a;background:#6f1d29}.announcements li{display:grid;grid-template-columns:28px 1fr auto;gap:10px;align-items:center;min-height:58px;border-bottom:1px solid rgba(170,128,67,.25)}.announcements li>span{font-size:20px;color:#8d6a35}.announcements p{margin:0;font-size:13px}.announcements p small{display:block;margin-top:4px;color:#867a6c}.announcements time{font-size:10px;text-align:right;color:#746a60}
.records-canvas{display:grid;grid-template-rows:56px minmax(0,1fr);min-height:0;padding:10px 18px 18px}.records-title{display:flex;align-items:center;gap:18px}.records-title h1{margin:0;font-size:28px;font-weight:500;letter-spacing:.08em}.records-title span{padding:5px 10px;border:1px solid #d3bd8d;border-radius:4px;color:#9a7540;background:#f5ecd8;font-size:11px}
.records-grid{display:grid;grid-template-columns:260px minmax(0,1fr) 316px;grid-template-rows:minmax(0,1fr) 150px;gap:12px;min-height:0}
.student-list{grid-row:1;overflow:hidden}.student-list header{padding:12px}.student-list h2{margin:0 0 9px;font-size:16px}.student-list input,.student-list select{height:32px;border:1px solid #d3bd94;border-radius:4px;background:#fffaf0}.student-list input{width:100%;padding:0 10px}.student-filters{display:grid;grid-template-columns:1fr 80px;gap:8px;margin-top:8px}.student-list>p{margin:0;padding:5px 14px;color:#756a5e;font-size:11px}.student-list ul{margin:0;padding:0 10px;list-style:none}.student-list li button{display:grid;grid-template-columns:34px 1fr 8px;align-items:center;width:100%;min-height:52px;padding:5px 8px;border:1px solid transparent;border-bottom-color:rgba(170,128,67,.2);border-radius:4px;text-align:left;background:none}.student-list li button.is-active{border-color:#c6a36a;background:#fff6df}.student-list li strong,.student-list li small{display:block}.student-list li small{margin-top:3px;color:#7f7467}.online-dot{width:8px;height:8px;border-radius:50%;background:#4b9b57}.online-dot.warn{background:#d3a32d}.online-dot.off{background:#aaa}
.student-main{display:grid;grid-template-rows:110px 64px 43px minmax(0,1fr);min-height:0;overflow:hidden}.profile-head{display:grid;grid-template-columns:84px minmax(0,1fr) auto;align-items:center;padding:14px 18px}.profile-avatar{display:grid;place-items:center;width:76px;height:76px;border:3px double #bd9148;border-radius:50%;color:#f4d691;background:#0a2038;font-size:38px}.profile-head h2{margin:0;font-size:21px;font-weight:500}.profile-head p{margin:8px 0 0;color:#796f64;font-size:12px;line-height:1.7}.profile-head button{align-self:start;padding:8px 13px;border:1px solid #c8ad7e;color:#76603e;background:#fffaf0}
.profile-metrics{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;padding:0 12px 14px}.profile-metrics article{display:flex;align-items:center;justify-content:center;gap:10px;border:1px solid #dbc8a5;border-radius:5px}.profile-metrics svg{width:26px;height:26px}.profile-metrics strong,.profile-metrics small{display:block}.profile-metrics strong{font-size:13px}.profile-metrics small{margin-top:4px;color:#34804b}.record-tabs{display:flex;align-items:end;gap:5px;padding:0 14px;border-top:1px solid rgba(170,128,67,.28);border-bottom:1px solid rgba(170,128,67,.28)}.record-tabs button{height:40px;padding:0 22px;border:0;background:none}.record-tabs .is-active{border-radius:18px 18px 0 0;color:#f4d78e;background:#092039}
.record-content{display:grid;grid-template-columns:minmax(0,1fr) 230px;min-height:0;padding:12px}.timeline{position:relative;margin:0;padding:0 8px;list-style:none}.timeline::before{content:"";position:absolute;top:8px;bottom:8px;left:108px;width:1px;background:#bda475}.timeline li{display:grid;grid-template-columns:90px 34px 1fr;min-height:55px;font-size:10px}.timeline time{line-height:1.5}.timeline i{z-index:1;display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#f3ead6;font-style:normal;font-size:16px}.timeline strong{display:block;color:#735b94;font-size:12px}.timeline p{margin:4px 0;line-height:1.45}.trend-card{padding:10px;border:1px solid #d7c39c;border-radius:5px}.trend-card h3{margin:0;font-size:13px}.trend-legend{display:flex;gap:14px;margin:8px 0;font-size:9px}.trend-chart{width:100%;height:150px}.trend-chart polyline{fill:none;stroke-width:2}.trend-chart .grid{stroke:#d8c9ae;stroke-width:1}.trend-chart .blue{stroke:#143a62}.trend-chart .gold{stroke:#bd8b33}
.status-panel{grid-column:3;grid-row:1;display:grid;grid-template-rows:42px 1fr 124px 104px;overflow:hidden}.status-panel>h2{margin:0;padding:12px 16px;font-size:17px}.gauges{display:grid;grid-template-columns:1fr 1fr}.gauge{display:grid;place-items:center;padding:8px;border-right:1px solid rgba(170,128,67,.2);border-bottom:1px solid rgba(170,128,67,.2);text-align:center}.gauge strong{font-size:20px;font-weight:400}.gauge small{display:block;color:#448052}.gauge-arc{position:relative;width:88px;height:45px;overflow:hidden}.gauge-arc::before{content:"";position:absolute;inset:0 0 -43px;border:8px solid #ded7c9;border-bottom:0;border-radius:80px 80px 0 0}.gauge-arc::after{content:"";position:absolute;inset:0 0 -43px;border:8px solid #4b875f;border-right-color:transparent;border-bottom:0;border-radius:80px 80px 0 0;transform:rotate(8deg)}.gauge.gold .gauge-arc::after{border-color:#c38b35;border-right-color:transparent}.gauge.navy .gauge-arc::after{border-color:#274d70;border-right-color:transparent}
.focus-box{padding:12px 16px;border-top:1px solid rgba(170,128,67,.25)}.focus-box h3{margin:0 0 8px;font-size:14px}.focus-box ul{margin:0;padding-left:18px;font-size:10px;line-height:1.9}.status-actions{display:grid;gap:8px;padding:10px 16px}.status-actions button{border:1px solid #b6853f;background:#fffaf0}.status-actions .primary{color:#f8dca1;background:#6d1c27}
.audit-card{grid-column:1/3;grid-row:2;overflow:hidden}.audit-card header{display:flex;align-items:center;justify-content:space-between;padding:9px 16px}.audit-card h2{margin:0;font-size:14px}.audit-table th,.audit-table td{height:25px;padding:0 14px;border-top:1px solid rgba(170,128,67,.2);font-size:9px;text-align:left}.permission-card{grid-column:3;grid-row:2;padding:16px}.permission-card h2{margin:0 0 12px;font-size:15px}.permission-card p{font-size:10px;line-height:1.8}.permission-card a{color:#81512f;font-size:11px;font-weight:700}
.teacher-toast{position:fixed;right:26px;bottom:24px;z-index:99;padding:11px 18px;border:1px solid #c79b53;border-radius:4px;color:#fff1d1;background:#681923;opacity:0;transform:translateY(12px);transition:.2s;pointer-events:none}.teacher-toast.is-visible{opacity:1;transform:none}
@media(max-width:1200px){.class-layout{grid-template-columns:1fr;grid-template-rows:auto}.overview{grid-column:1;grid-row:auto}.bottom-left{grid-column:1;grid-row:auto}.records-grid{grid-template-columns:230px 1fr}.status-panel,.permission-card{grid-column:1/3;grid-row:auto}.audit-card{grid-column:1/3;grid-row:auto}}
@media(max-width:760px){.admin-titlebar{height:auto;align-items:flex-start}.admin-actions{display:none}.class-tabs{height:auto;grid-template-columns:1fr}.class-layout{min-height:0}.class-stats{grid-template-columns:1fr 1fr}.bottom-left{grid-template-columns:1fr}.roster{overflow-x:auto}.roster>*{min-width:760px}.records-canvas{display:block}.records-grid{display:block}.records-grid>*{margin-bottom:12px}.record-content{grid-template-columns:1fr}.trend-card{min-height:230px}.profile-metrics{grid-template-columns:1fr 1fr}.student-main{min-height:720px}.status-panel{min-height:620px}}