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toast-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.toast--success{border-left-color:var(--good)}.toast--error{border-left-color:var(--bad)}.toast--info{border-left-color:var(--accent)}.toast-message{flex:1;line-height:1.4}.toast-close{border:none;background:transparent;color:var(--ink-faint);font-size:16px;line-height:1;padding:0;cursor:pointer}.toast-close:hover{color:var(--ink)}@media (max-width: 900px){.toast-stack{left:16px;right:16px;max-width:none}}.modal-backdrop--confirm{z-index:200;background:#1c242080}.modal--confirm{width:380px;max-width:calc(100vw - 32px);padding:24px}.confirm-message{font-size:14px;line-height:1.5;color:var(--ink-soft);margin:10px 0 20px}.lesson-table tbody tr[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;background:var(--paper)}.schedule-body{-webkit-overflow-scrolling:touch}@media (max-width: 700px){.lesson-table{min-width:560px}.app-topbar{padding:10px 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.auth-card{width:380px}.platform-login-hint{font-size:13px;line-height:1.5;color:var(--ink-soft);margin:0 0 14px}.platform-login-hint code,.platform-credentials code{font-size:12px;background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:1px 5px}.platform-subdomain{font-size:12px;color:var(--ink-faint)}.platform-overdue{color:var(--bad);font-weight:600}.platform-credentials{display:flex;flex-direction:column;gap:10px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin-bottom:18px}.platform-credentials>div{display:flex;flex-direction:column;gap:3px}.platform-credentials span{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-faint)}.platform-credentials code{font-size:13px;word-break:break-all}.platform-info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px}.platform-info-grid>div{display:flex;flex-direction:column;gap:3px}.platform-info-grid span{font-size:12px;color:var(--ink-faint)}.platform-qr{width:180px;height:180px;border:1px solid var(--line);border-radius:8px;background:#fff;padding:8px;margin-bottom:12px}.dashboard-card-link{text-decoration:none;color:inherit}.dashboard-card--warn{border-color:var(--accent)}.dashboard-card--bad{border-color:var(--bad)}.impersonation-banner{flex-shrink:0;display:flex;align-items:center;gap:10px;padding:9px 16px;background:var(--accent-soft);border-bottom:1px solid var(--accent);color:var(--accent-ink);font-size:13px}.impersonation-banner span{flex:1}.impersonation-banner .btn{padding:5px 12px;font-size:12px}@media (max-width: 700px){.impersonation-banner{font-size:12px;padding:8px 12px}}