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@media(max-width:980px){.detail-grid{grid-template-columns:1fr}.work-grid{grid-template-columns:repeat(2,1fr)}}
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@media(max-width:760px){.login-screen{display:block;padding:0;background:var(--paper)}.login-screen:before{inset:0 0 auto;height:210px}.login-brand{height:180px;padding:28px}.login-card{position:relative;margin:-16px auto 0;border-radius:24px 24px 0 0;box-shadow:none;padding:28px 24px;min-height:calc(100vh - 164px)}.logout-button{display:none}.session-role{font-size:11px}}
.category-tabs{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:18px}.category-tab{border:1px solid var(--line);background:white;border-radius:13px;padding:14px 16px;text-align:left;color:var(--ink);cursor:pointer;transition:160ms cubic-bezier(.16,1,.3,1)}.category-tab:hover{border-color:oklch(.72 .09 240);transform:translateY(-1px)}.category-tab span,.category-tab small{display:block}.category-tab span{font-weight:700}.category-tab small{color:var(--muted);font-size:11px;margin-top:4px}.category-tab.active{background:var(--navy);border-color:var(--navy);color:white}.category-tab.active small{color:oklch(.8 .03 245)}.category-empty{text-align:center;padding:48px 24px}.category-empty>span{font-size:36px;color:var(--blue)}.category-empty h2{margin:12px 0 7px}
@media(max-width:760px){.category-tabs{display:flex;overflow-x:auto;padding-bottom:4px}.category-tab{min-width:116px}.category-tab:hover{transform:none}}
.teacher-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(280px,.55fr);gap:20px;margin-bottom:20px}.schedule-list{display:grid}.schedule-item{display:grid;grid-template-columns:64px 1fr auto auto;gap:16px;align-items:center;padding:18px 0;border-top:1px solid var(--line)}.schedule-item:first-child{border-top:0}.schedule-item time{font-size:18px;font-weight:700;color:var(--navy)}.schedule-item p{margin-top:5px}.schedule-item.current{border-left:3px solid var(--cyan);padding-left:16px}.teacher-guide{display:flex;flex-direction:column}.teacher-guide h2{margin-bottom:12px}.teacher-tool{border:0;border-top:1px solid var(--line);background:white;display:grid;grid-template-columns:40px 1fr auto;align-items:center;gap:12px;text-align:left;padding:15px 4px;cursor:pointer;color:var(--ink)}.teacher-tool>span{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:oklch(.94 .04 240);color:var(--blue);font-size:18px}.teacher-tool strong,.teacher-tool small{display:block}.teacher-tool small{color:var(--muted);margin-top:3px}.teacher-tool>b{color:var(--blue)}.my-students-panel{margin-bottom:20px}.student-handbook-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.handbook-card{border:1px solid var(--line);border-radius:12px;background:white;display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:12px;text-align:left;padding:13px;cursor:pointer;color:var(--ink)}.handbook-card:hover{border-color:oklch(.72 .09 240);background:oklch(.985 .01 245)}.handbook-card strong,.handbook-card small{display:block}.handbook-card small{color:var(--muted);margin-top:3px}.handbook-card>b{font-size:11px;color:var(--blue)}
@media(max-width:900px){.teacher-grid{grid-template-columns:1fr}}@media(max-width:680px){.teacher-welcome{display:block}.teacher-welcome button{margin-top:16px}.schedule-item{grid-template-columns:52px 1fr auto}.schedule-item button{grid-column:2/-1}.student-handbook-grid{grid-template-columns:1fr}}
.form-section-title{border-top:1px solid var(--line);padding-top:18px;margin:4px 0 15px}.form-section-title strong,.form-section-title small{display:block}.form-section-title small{color:var(--muted);margin-top:4px}.field-help.neutral{color:var(--muted)}.form-error{background:oklch(.96 .035 25);color:var(--red);border-radius:9px;padding:10px 12px;margin:12px 0 0}
.form-grid.single-field{grid-template-columns:minmax(240px,1fr) 1fr}
@media(max-width:680px){.form-grid.single-field{grid-template-columns:1fr}}
.record-empty,.ability-empty{text-align:center;padding:42px 20px}.record-empty>span,.ability-empty>span{display:block;color:var(--cyan);font-size:34px}.record-empty h3,.ability-empty h3{margin:12px 0 7px}.record-empty p,.ability-empty p{max-width:45ch;margin:0 auto 18px;line-height:1.6}.internal-note{background:oklch(.96 .025 80);border-radius:8px;padding:9px 11px;margin-top:10px;color:oklch(.42 .05 70);font-size:12px}.detail-loading{min-height:420px}.skeleton{height:18px;border-radius:8px;background:linear-gradient(90deg,oklch(.94 .015 245),oklch(.98 .008 245),oklch(.94 .015 245));background-size:200% 100%;animation:skeleton-shift 1.2s linear infinite;margin-bottom:16px}.skeleton.wide{width:55%;height:32px}.skeleton.medium{width:34%}.skeleton.block{width:100%;height:260px;margin-top:40px}@keyframes skeleton-shift{to{background-position:-200% 0}}
.archive-button{color:oklch(.5 .1 75);background:oklch(.97 .025 80)}.profile-actions .danger{background:oklch(.97 .025 25)}
.teacher-settings-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);gap:20px}.settings-form label{display:block;font-size:12px;font-weight:600;margin-bottom:16px}.settings-form input,.settings-form textarea{display:block;width:100%;border:1px solid var(--line);border-radius:10px;padding:11px;margin-top:7px;color:var(--ink);background:white}.settings-form input:disabled{background:oklch(.965 .01 245);color:var(--muted)}.settings-form>.primary-button{width:100%}
@media(max-width:800px){.teacher-settings-grid{grid-template-columns:1fr}}
.teacher-totals{display:flex;gap:8px;flex-wrap:wrap}.teacher-totals span{border:1px solid var(--line);background:white;border-radius:10px;padding:9px 12px;color:var(--muted)}.teacher-totals b{color:var(--navy);font-size:16px}.teacher-overview-list{display:grid;gap:18px}.teacher-overview-section{padding:0;overflow:hidden}.teacher-summary{display:grid;grid-template-columns:44px 1fr auto;gap:13px;align-items:center;padding:20px 22px;background:oklch(.975 .012 245);border-bottom:1px solid var(--line)}.teacher-summary h2{margin-bottom:4px}.teacher-summary dl{display:flex;gap:28px;margin:0}.teacher-summary dl div{min-width:84px}.teacher-summary dt{font-size:11px;color:var(--muted);margin-bottom:3px}.teacher-summary dd{margin:0;font-weight:700;color:var(--navy)}.teacher-student-table{padding:0 22px 12px}.teacher-table-head,.teacher-student-row{display:grid;grid-template-columns:minmax(150px,1fr) minmax(180px,1.5fr) 120px 120px;gap:18px;align-items:center}.teacher-table-head{padding:12px 8px 8px;color:var(--muted);font-size:11px}.teacher-student-row{width:100%;border:0;border-top:1px solid var(--line);background:white;color:var(--ink);padding:14px 8px;text-align:left;cursor:pointer}.teacher-student-row:hover{background:oklch(.985 .01 245)}.teacher-student-row span:first-child b,.teacher-student-row span:first-child small{display:block}.teacher-student-row small{color:var(--muted);margin-top:3px}.teacher-student-row time{color:var(--muted)}.low-balance{color:oklch(.55 .15 55)}.teacher-empty{text-align:center;color:var(--muted);padding:28px}.teacher-overview-section .person-avatar{width:44px;height:44px}
@media(max-width:760px){.teacher-totals{margin-top:16px}.teacher-summary{grid-template-columns:44px 1fr}.teacher-summary dl{grid-column:1/-1;padding-left:57px}.teacher-table-head{display:none}.teacher-student-table{padding:0 16px 10px}.teacher-student-row{grid-template-columns:1fr auto;gap:7px 14px}.teacher-student-row span:nth-child(2){grid-column:1}.teacher-student-row strong{grid-column:2;grid-row:1}.teacher-student-row time{grid-column:2;grid-row:2}}