.login-container{display:flex;justify-content:center;align-items:center;width:100%}.login-form{background-color:#fff;padding:40px;border-radius:10px;box-shadow:0 8px 15px #0000001a;width:100%;max-width:400px;transition:transform .3s ease}.login-form h2{text-align:center;font-size:24px;color:#333;margin-bottom:30px}.error-message{color:#ff4d4d;background-color:#fff0f0;padding:10px;border-radius:5px;margin-bottom:20px;font-size:14px;text-align:center}.form-group{margin-bottom:20px}.form-group label{font-size:14px;color:#666;display:block;margin-bottom:8px}.form-group input{width:100%;padding:12px 15px;font-size:16px;border:1px solid #ddd;border-radius:8px;background-color:#fafafa;color:#333;transition:border-color .3s ease}.form-group input:focus{outline:none;border-color:#007bff;background-color:#fff}button[type=submit]{width:100%;padding:12px;background-color:#007bff;color:#fff;border:none;border-radius:8px;font-size:16px;cursor:pointer;transition:background-color .3s 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0;width:180px;z-index:101;display:none;margin-top:.5rem}.dropdown-menu.active{display:block}.dropdown-menu a{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;text-decoration:none;color:var(--dark-text);font-size:.9rem;transition:var(--transition)}.dropdown-menu a:hover{background-color:#f1f5f9}.sidebar-overlay{position:fixed;inset:70px 0 0;background-color:#00000080;z-index:98;display:none;border:none}@media (max-width: 1024px){.sidebar-overlay{display:block}}.dashboard-sidebar{width:280px;background-color:var(--white);box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .3s ease;z-index:99;height:calc(100vh - 70px);position:sticky;top:70px}@media (max-width: 1024px){.dashboard-sidebar{position:fixed;top:70px;left:0;height:calc(100vh - 70px);transform:translate(-100%);z-index:99}.dashboard-sidebar.open{transform:translate(0)}}@media (min-width: 1025px){.dashboard-sidebar{transform:none!important}}@media (min-width: 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12px;margin-bottom:10px;background:#102a17;color:#b9f7ce;border:1px solid #194126;border-radius:10px}.toast-wrap{position:fixed;top:16px;right:16px;z-index:50;display:flex;flex-direction:column;gap:10px}.toast{display:flex;align-items:center;justify-content:space-between;gap:16px;min-width:280px;max-width:420px;padding:12px 14px;background:#0f172a;color:var(--text);border:1px solid var(--border);border-radius:12px;box-shadow:0 6px 24px #00000059}.toast-info{border-color:#334155}.toast-warning{border-color:var(--warn)}.toast-error{border-color:var(--danger)}.toast .toast-close{background:transparent;border:none;color:var(--muted);cursor:pointer}.exam-topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:16px;background:#0b111be6;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border:1px solid var(--border);border-radius:14px;padding:12px 14px;margin:10px 0 16px}.topbar-back{background:#0f172a;border:1px solid var(--border);color:var(--text);border-radius:10px;padding:8px;cursor:pointer}.topbar-title{flex:1;display:flex;align-items:center;gap:14px}.topbar-title h3{margin:0;font-size:16px;font-weight:700}.topbar-progress{flex:1}.topbar-progress .bar{height:8px;background:#0f172a;border:1px solid var(--border);border-radius:999px;overflow:hidden}.topbar-progress .bar span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),#5eead4)}.topbar-progress small{display:block;color:var(--muted);margin-top:6px}.topbar-timer{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:10px;font-weight:800;background:#102a17;color:#aff2c3;border:1px solid #194126}.topbar-timer.warn{background:#2a200f;color:#fbd38d;border-color:#4b3a12}.topbar-timer.danger{background:#2a1010;color:#fca5a5;border-color:#4b1a1a}.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin:4px 2px 16px}.chip{min-width:34px;height:34px;border-radius:999px;border:1px solid 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#2563eb}.opt input{accent-color:#2563eb}.opt-bullet{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:#0b1325;border:1px solid var(--border);font-weight:800}.opt-text{color:#e2e8f0}.nav-row{display:flex;justify-content:space-between;gap:10px;margin-top:14px}.pagination{display:flex;justify-content:center;gap:6px;list-style:none;margin:16px 0 4px;padding:0}.pagination a{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:#0f172a;border:1px solid var(--border);text-decoration:none;color:#dbeafe;cursor:pointer}.pagination .active a{background:#122b51;border-color:#1d4ed8}.pagination .disabled a{opacity:.5;cursor:not-allowed}.written-wrap{display:flex;flex-direction:column;gap:14px}.written-item{border:1px dashed var(--border);border-radius:12px;padding:12px;background:#0b1325}.wq{margin:0 0 8px;font-weight:600}.warea{width:100%;min-height:110px;border-radius:10px;border:1px solid var(--border);background:#091220;color:var(--text);padding:10px;resize:vertical;font-family:inherit}.warea:focus{outline:none;box-shadow:0 0 0 2px #2563eb inset}.submit-row{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:10px}.submit-hint{display:flex;align-items:center;gap:8px;color:#fbbf24}.submit-btn{min-width:220px}.spin{animation:spin .9s linear infinite}