:root{--v3251-ink:#0f2f2b;--v3251-brand:#1f5d54;--v3251-line:#d9e4df;--v3251-soft:#f4f8f6;--v3251-muted:#6a7f78;--v3251-cream:#fbfaf6}
.v3251-admin-overlay{position:fixed;inset:0;z-index:12000;display:flex;align-items:center;justify-content:center;padding:18px;background:rgba(8,28,28,.72);backdrop-filter:blur(8px)}
.v3251-admin-panel{width:min(1180px,100%);height:min(92dvh,900px);display:flex;flex-direction:column;overflow:hidden;border:1px solid rgba(255,255,255,.3);border-radius:26px;background:#f7f9f7;box-shadow:0 32px 100px rgba(0,0,0,.28)}
.v3251-admin-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:22px 24px;border-bottom:1px solid var(--v3251-line);background:rgba(255,255,255,.97)}
.v3251-admin-head h2{margin:3px 0 5px;color:var(--v3251-ink);font-size:25px;letter-spacing:-.03em}.v3251-admin-head p{margin:0;color:var(--v3251-muted);font-size:13px;line-height:1.55}.v3251-admin-head>button{width:44px;height:44px;flex:0 0 auto;border:0;border-radius:14px;background:#edf2ef;color:var(--v3251-ink);font-size:26px;cursor:pointer}
.v3251-eyebrow{display:block;color:#548078;font-size:10px;font-weight:900;letter-spacing:.15em}
.v3251-admin-layout{min-height:0;flex:1;display:grid;grid-template-columns:250px minmax(0,1fr)}
.v3251-teacher-nav{min-height:0;overflow:auto;padding:16px;border-right:1px solid var(--v3251-line);background:#f1f5f2}.v3251-teacher-nav button{position:relative;width:100%;display:grid;gap:3px;margin:0 0 8px;padding:14px 42px 14px 14px;border:1px solid #d5e0db;border-radius:15px;background:#fff;color:var(--v3251-ink);text-align:left;cursor:pointer}.v3251-teacher-nav button:hover{border-color:#9ab9b0}.v3251-teacher-nav button.active{border-color:var(--v3251-brand);background:#eaf4f0;box-shadow:0 0 0 2px rgba(31,93,84,.08)}.v3251-teacher-nav button b{font-size:14px}.v3251-teacher-nav button small{overflow:hidden;color:var(--v3251-muted);font-size:11px;text-overflow:ellipsis;white-space:nowrap}.v3251-teacher-nav button em{position:absolute;right:10px;top:12px;padding:4px 6px;border-radius:999px;font-size:9px;font-style:normal;font-weight:900}.v3251-teacher-nav button em.on{background:#e1f3e9;color:#25704f}.v3251-teacher-nav button em.off{background:#f1f2ef;color:#818b87}.v3251-teacher-nav .v3251-new{padding-right:14px;border-style:dashed;background:#fbfcfa}
.v3251-editor-wrap{min-width:0;min-height:0;overflow:auto;padding:18px}.v3251-editor{display:grid;gap:14px;max-width:880px;margin:0 auto}.v3251-section{padding:20px;border:1px solid var(--v3251-line);border-radius:20px;background:#fff}.v3251-section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:16px}.v3251-section h3{margin:4px 0 4px;color:var(--v3251-ink);font-size:19px;letter-spacing:-.02em}.v3251-section p{margin:0;color:var(--v3251-muted);font-size:12px;line-height:1.55}
.v3251-status{display:inline-flex;align-items:center;justify-content:center;padding:6px 9px;border-radius:999px;font-size:11px;font-weight:900}.v3251-status.on{background:#e4f4ec;color:#276d51}.v3251-status.off{background:#f1f2ef;color:#7a8580}
.v3251-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.v3251-field{min-width:0;display:grid;gap:7px}.v3251-field.full{grid-column:1/-1}.v3251-field>span{color:#294641;font-size:12px;font-weight:850}.v3251-field input,.v3251-field textarea{width:100%;min-height:46px;padding:10px 12px;border:1px solid #ccd9d4;border-radius:12px;background:#fffdf9;color:#17352f;outline:0}.v3251-field textarea{min-height:92px;resize:vertical;line-height:1.55}.v3251-field input:focus,.v3251-field textarea:focus{border-color:#5f9186;box-shadow:0 0 0 3px rgba(31,93,84,.10)}.v3251-field small{color:#7a8c86;font-size:10px}
.v3251-toggle-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(230px,.9fr);gap:12px;margin-top:15px}.v3251-toggle-row>label,.v3251-login-summary{display:flex;align-items:center;gap:9px;min-height:54px;padding:12px 14px;border:1px solid #d7e2de;border-radius:14px;background:#f8faf8}.v3251-toggle-row input{width:18px;height:18px;accent-color:var(--v3251-brand)}.v3251-toggle-row label span{font-size:12px;font-weight:800}.v3251-login-summary{display:grid;grid-template-columns:auto 1fr auto}.v3251-login-summary span,.v3251-login-summary small{color:#768984;font-size:10px}.v3251-login-summary b{min-width:0;overflow:hidden;font-size:11px;text-overflow:ellipsis;white-space:nowrap}
.v3251-plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.v3251-plan{display:flex;gap:10px;align-items:flex-start;padding:14px;border:1px solid #d5e1dc;border-radius:16px;background:#fafcfb;cursor:pointer}.v3251-plan:has(input:checked){border-color:#5c9286;background:#edf6f2}.v3251-plan input{width:18px;height:18px;margin-top:2px;accent-color:var(--v3251-brand)}.v3251-plan b,.v3251-plan small{display:block}.v3251-plan b{color:#244840;font-size:12px}.v3251-plan small{margin-top:4px;color:#7b8a86;font-size:10px;line-height:1.45}
.v3251-biz-summary{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#f5faf8}.v3251-biz-state{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}.v3251-biz-state>b{font-size:13px}.v3251-biz-state button{min-height:40px;padding:0 13px;border:0;border-radius:11px;background:#0d2846;color:#fff;font-weight:850;cursor:pointer}
.v3251-catalog-toolbar{display:flex;align-items:end;justify-content:space-between;gap:12px;margin:8px 0 14px}.v3251-search{flex:1;display:grid;gap:6px}.v3251-search>span{font-size:11px;font-weight:850;color:#3b5c55}.v3251-search input{width:100%;min-height:42px;padding:9px 11px;border:1px solid #d1ddd8;border-radius:11px}.v3251-check-actions{display:flex;align-items:center;gap:8px}.v3251-check-actions span{padding:6px 9px;border-radius:999px;background:#e8f2ee;color:#2f665a;font-size:10px;font-weight:900}.v3251-check-actions button{min-height:38px;padding:0 10px;border:1px solid #d0dcd7;border-radius:10px;background:#fff;color:#355a52;font-size:11px;font-weight:850;cursor:pointer}.v3251-assignment-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.v3251-assignment-card{padding:14px;border:1px solid #dce5e1;border-radius:15px;background:#fff}.v3251-assignment-card:has(input:checked){border-color:#7ba79d;background:#f8fbfa}.v3251-assignment-card header{display:flex;justify-content:space-between;gap:10px}.v3251-assignment-card b,.v3251-assignment-card small{display:block}.v3251-assignment-card b{font-size:13px}.v3251-assignment-card small{margin-top:3px;color:#778984;font-size:10px}.v3251-assignment-card em{height:max-content;padding:4px 6px;border-radius:999px;background:#edf3fa;color:#4c7095;font-size:9px;font-style:normal;font-weight:850}.v3251-course-row{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}.v3251-chip{display:inline-flex;align-items:center;gap:5px;padding:7px 8px;border:1px solid #d5dfdb;border-radius:999px;background:#fafcfa;font-size:10px;cursor:pointer}.v3251-chip input{width:15px;height:15px;margin:0;accent-color:var(--v3251-brand)}.v3251-chip.disabled{opacity:.42;cursor:not-allowed}
.v3251-save-bar{position:sticky;bottom:-18px;z-index:3;display:flex;align-items:center;justify-content:space-between;gap:14px;margin:0 -18px -18px;padding:14px 18px;border-top:1px solid var(--v3251-line);background:rgba(255,255,255,.97);backdrop-filter:blur(10px)}.v3251-save-bar b,.v3251-save-bar small{display:block}.v3251-save-bar b{font-size:12px}.v3251-save-bar small{margin-top:3px;color:#7b8b87;font-size:10px}.v3251-save-bar button{min-height:44px;padding:0 16px;border:0;border-radius:12px;background:#245d55;color:#fff;font-weight:900;cursor:pointer}.v3251-save-bar button:disabled{opacity:.6;cursor:wait}.v3251-loading,.v3251-error{padding:30px;text-align:center;color:#70827c}.v3251-error{color:#a33d36}
@media(max-width:820px){.v3251-admin-overlay{padding:0}.v3251-admin-panel{width:100%;height:100dvh;border-radius:0}.v3251-admin-head{padding:16px}.v3251-admin-head h2{font-size:21px}.v3251-admin-layout{grid-template-columns:1fr}.v3251-teacher-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));max-height:180px;border-right:0;border-bottom:1px solid var(--v3251-line);padding:10px;gap:7px}.v3251-teacher-nav button{margin:0;min-width:0}.v3251-editor-wrap{padding:12px}.v3251-plan-grid{grid-template-columns:1fr}.v3251-biz-summary{align-items:flex-start;flex-direction:column}.v3251-biz-state{justify-content:flex-start;width:100%}.v3251-biz-state button{width:100%}.v3251-save-bar{bottom:-12px;margin:0 -12px -12px;padding:12px}}
@media(max-width:560px){.v3251-admin-head p{display:none}.v3251-teacher-nav{grid-template-columns:1fr 1fr;max-height:160px}.v3251-form-grid{grid-template-columns:1fr}.v3251-field.full{grid-column:auto}.v3251-toggle-row{grid-template-columns:1fr}.v3251-assignment-grid{grid-template-columns:1fr}.v3251-catalog-toolbar{align-items:stretch;flex-direction:column}.v3251-check-actions{justify-content:space-between}.v3251-save-bar>div{display:none}.v3251-save-bar button{width:100%}}