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i{display:block;width:120px;height:8px;border-radius:4px}.contact-dot{display:inline-flex;color:var(--border-strong)}.contact-dot.on{color:var(--accent)}.delivery{margin-top:12px;padding-top:12px;border-top:1px dashed var(--border-strong)}.delivery-head{display:flex;justify-content:space-between;gap:10px;font-size:12.5px;font-weight:600;margin-bottom:6px}.delivery-rows{display:flex;flex-direction:column;gap:4px}.delivery-row{display:flex;align-items:center;gap:10px;font-size:12.5px}.delivery-name{width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dv{display:inline-flex;align-items:center;gap:4px;font-size:11.5px;padding:1px 8px;border-radius:10px}.dv.ok{background:#e9f6ef;color:#1f6a44}.dv.bad{background:#fdecec;color:#b42318;cursor:help}.dv.na{background:#f1f2f6;color:var(--muted)}.delivery-fails{margin-top:8px;padding:8px 10px;border-radius:8px;background:#fff5f4;border:1px solid #f2c4bf;color:#b42318;font-size:12px;line-height:1.5;word-break:break-word}@media (max-width: 860px){.sidebar{position:fixed;left:0;top:0;z-index:50;width:min(300px,86vw);transform:translate(-100%);transition:transform .22s ease;box-shadow:none}.sidebar.open{transform:none;box-shadow:8px 0 30px #00000040}.sb-close{display:flex;margin-left:auto;border:0;background:transparent;color:var(--sb-muted);cursor:pointer;padding:6px;border-radius:6px}.scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:#0a0f0c73}.menu-btn{display:flex;align-items:center;justify-content:center;border:1px solid var(--border-strong);background:var(--surface);border-radius:8px;padding:6px;cursor:pointer;color:var(--text)}.topbar{padding:10px 16px}.main-inner{padding:18px 16px 40px}.stat-grid{grid-template-columns:repeat(2,1fr)}.page-title{font-size:20px}.ring{--size: 54px}.save-pill{font-size:0;padding:6px;gap:0}.save-pill.err{font-size:11px;padding:4px 8px;gap:5px}.recap-grid{grid-template-columns:1fr}.step-actions{margin-left:0;width:100%}.step-actions .search{flex:1}.student-metrics .metric{display:none}.student-body{padding-left:16px}.group-progress{width:80px}.topic-row{padding-left:20px}.lecture-dock{bottom:8px}.tt-week,.se-grid,.dash-grid,.chart-grid{grid-template-columns:1fr}.se-list{position:static;max-height:260px}.se-field,.se-label,.cp-chips,.se-mat,.se-sub .row{margin-left:0}.tt-day{min-height:0}.tt-day.empty{display:none}.lecture-row{flex-wrap:wrap}}.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%);z-index:80;display:flex;align-items:center;gap:12px;max-width:calc(100vw - 32px);padding:10px 10px 10px 16px;border-radius:12px;font-size:13.5px;background:#141a2e;color:#fff;box-shadow:0 12px 32px #0a102859;animation:toast-in .18s ease-out}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,10px)}}.toast-undo{display:inline-flex;align-items:center;gap:5px;border:0;cursor:pointer;font:inherit;font-size:13px;font-weight:600;padding:5px 11px;border-radius:8px;background:#9db4ff33;color:#b9c8ff}.toast-undo:hover{background:#9db4ff52}.toast-close{border:0;background:transparent;color:#8d9bcc;cursor:pointer;padding:4px;display:flex;border-radius:6px}.toast-close:hover{color:#fff}.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px;background:radial-gradient(1200px 600px at 20% -10%,#dfe7ff 0%,transparent 60%),var(--bg)}.auth-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px;box-shadow:0 20px 50px #0f1d4a1f}.auth-brand{display:flex;align-items:center;gap:10px;margin-bottom:22px}.auth-title{font-size:20px;font-weight:650;letter-spacing:-.01em}.auth-text{font-size:13px;color:var(--text-2);line-height:1.5;margin:6px 0 16px}.auth-form{display:flex;flex-direction:column;gap:12px}.auth-label{display:flex;flex-direction:column;gap:5px;font-size:12.5px;font-weight:600;color:var(--text-2)}.auth-label .input{font-size:14px;padding:9px 11px;font-weight:400}.auth-submit{justify-content:center;padding:10px;font-size:14px;margin-top:4px}.auth-error{font-size:12.5px;color:#b42318;background:#fff5f4;border:1px solid #f2c4bf;border-radius:8px;padding:8px 10px}.auth-links{display:flex;justify-content:space-between;gap:10px;margin-top:16px;flex-wrap:wrap}.sb-me{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;background:var(--sb-bg-2);font-size:13px}.sb-me svg{color:var(--sb-accent)}.sb-me-role{margin-left:auto;font-size:11px;color:var(--sb-muted)}.sb-user{display:flex;align-items:center;gap:10px;margin-top:auto;padding:12px 14px;border-top:1px solid var(--sb-border)}.sb-user .avatar{background:var(--sb-bg-2);color:var(--sb-accent)}.sb-user-email{font-size:12.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sb-user-role{font-size:11px;color:var(--sb-muted)}.sb-icon-btn.light{color:var(--sb-muted);padding:6px}.sb-icon-btn.light:hover{color:#fff;background:var(--sb-hover)}.sb-user+.sb-footer{margin-top:0}.link-input{width:280px;max-width:100%;color:var(--text-2)}.portal{min-height:100vh}.portal-head{display:flex;align-items:center;gap:12px;padding:14px 32px;background:var(--sb-bg);color:var(--sb-text)}.portal-head .muted-sm{color:var(--sb-muted)}.portal-title{font-weight:650;font-size:15px}@media (max-width: 860px){.portal-head{padding:12px 16px}}