:root{--header-height: 60px;--footer-height: 48px;--sidebar-width: 240px;--sidebar-collapsed-width: 64px;--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-primary-light: #dbeafe;--color-danger: #dc2626;--color-danger-light: #fee2e2;--color-success: #16a34a;--color-success-light: #dcfce7;--color-warning: #d97706;--color-warning-light: #fef3c7;--color-bg: #f9fafb;--color-surface: #ffffff;--color-border: #e5e7eb;--color-hover: #f3f4f6;--color-text: #111827;--color-text-muted: #6b7280;--color-text-subtle: #9ca3af;--color-sidebar-bg: #1e293b;--color-sidebar-text: #cbd5e1}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}img,svg{display:block;max-width:100%}button{font-family:inherit}.auth-loading{display:flex;align-items:center;justify-content:center;min-height:100vh;font-size:.9rem;color:var(--color-text-muted)}._header_10qhs_1{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;height:var(--header-height, 60px);padding:0 1.25rem;background:var(--color-surface, #ffffff);border-bottom:1px solid var(--color-border, #e5e7eb);box-shadow:0 1px 3px #0000000f}._left_10qhs_15{display:flex;align-items:center;gap:.75rem}._menuBtn_10qhs_21{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:none;background:transparent;border-radius:6px;cursor:pointer;color:var(--color-text-muted, #6b7280);transition:background .15s}._menuBtn_10qhs_21:hover{background:var(--color-hover, #f3f4f6)}._menuIcon_10qhs_39{display:block;width:18px;height:2px;background:currentColor;position:relative}._menuIcon_10qhs_39:before,._menuIcon_10qhs_39:after{content:"";display:block;width:18px;height:2px;background:currentColor;position:absolute;left:0}._menuIcon_10qhs_39:before{top:-5px}._menuIcon_10qhs_39:after{top:5px}._appName_10qhs_61{font-weight:700;font-size:1.1rem;color:var(--color-primary, #2563eb);letter-spacing:-.02em}._divider_10qhs_68{color:var(--color-text-muted, #9ca3af)}._pageTitle_10qhs_72{font-size:.9rem;color:var(--color-text-muted, #6b7280)}._right_10qhs_77{display:flex;align-items:center;gap:1rem}._userMenu_10qhs_83{display:flex;align-items:center;gap:.75rem}._userName_10qhs_89{font-size:.875rem;color:var(--color-text, #374151)}._logoutBtn_10qhs_94{padding:.375rem .875rem;font-size:.8rem;border:1px solid var(--color-border, #e5e7eb);border-radius:6px;background:transparent;cursor:pointer;color:var(--color-text-muted, #6b7280);transition:background .15s,color .15s}._logoutBtn_10qhs_94:hover{background:var(--color-danger-light, #fee2e2);color:var(--color-danger, #dc2626);border-color:var(--color-danger, #dc2626)}._sidebar_1exam_1{position:fixed;top:var(--header-height, 60px);left:0;bottom:0;z-index:90;width:var(--sidebar-width, 240px);background:var(--color-sidebar-bg, #1e293b);color:var(--color-sidebar-text, #cbd5e1);display:flex;flex-direction:column;overflow:hidden;transition:width .25s ease,transform .25s ease}._sidebar_1exam_1._open_1exam_17{transform:translate(0)}._sidebar_1exam_1._closed_1exam_22{transform:translate(-100%)}._sidebar_1exam_1._collapsed_1exam_27{width:var(--sidebar-collapsed-width, 64px)}._brand_1exam_32{display:flex;align-items:center;gap:.625rem;padding:1rem 1rem .75rem;border-bottom:1px solid rgba(255,255,255,.08);flex-shrink:0}._brandIcon_1exam_41{font-size:1.4rem;flex-shrink:0}._brandName_1exam_46{font-size:1rem;font-weight:700;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._nav_1exam_56{flex:1;overflow-y:auto;overflow-x:hidden;padding:.5rem 0}._nav_1exam_56::-webkit-scrollbar{width:4px}._nav_1exam_56::-webkit-scrollbar-track{background:transparent}._nav_1exam_56::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:4px}._section_1exam_74{padding:.75rem 0 .25rem}._sectionTitle_1exam_78{display:block;padding:0 1rem .375rem;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#ffffff59;white-space:nowrap}._navList_1exam_89{list-style:none;margin:0;padding:0}._navItem_1exam_95{display:flex;align-items:center;gap:.75rem;padding:.6rem 1rem;text-decoration:none;color:var(--color-sidebar-text, #cbd5e1);white-space:nowrap;transition:background .15s,color .15s;border-left:3px solid transparent}._navItem_1exam_95:hover{background:#ffffff12;color:#fff;text-decoration:none}._navItem_1exam_95._active_1exam_113{background:#2563eb40;color:#fff;border-left-color:var(--color-primary, #2563eb)}._navIcon_1exam_119{font-size:1rem;flex-shrink:0;width:22px;text-align:center;line-height:1}._navLabel_1exam_127{font-size:.875rem;font-weight:500}._collapseBtn_1exam_133{display:flex;align-items:center;gap:.625rem;padding:.75rem 1rem;border:none;border-top:1px solid rgba(255,255,255,.08);background:transparent;cursor:pointer;color:#ffffff73;font-size:.875rem;font-family:inherit;transition:background .15s,color .15s;width:100%;text-align:left;flex-shrink:0}._collapseBtn_1exam_133:hover{background:#ffffff0f;color:#fff}._collapseBtnIcon_1exam_156{font-size:1rem;flex-shrink:0;width:22px;text-align:center;display:block}._collapseBtnLabel_1exam_164{font-size:.8rem;white-space:nowrap}._footer_1p1ee_1{display:flex;align-items:center;justify-content:center;height:var(--footer-height, 48px);padding:0 1.25rem;background:var(--color-surface, #ffffff);border-top:1px solid var(--color-border, #e5e7eb);font-size:.8rem;color:var(--color-text-muted, #9ca3af)}._root_13jgk_1{display:flex;flex-direction:column;min-height:100vh}._body_13jgk_7{display:flex;flex:1;position:relative}._content_13jgk_13{flex:1;padding:1.5rem;transition:margin-left .25s ease;min-width:0}@media (min-width: 768px){._withSidebar_13jgk_22{margin-left:var(--sidebar-width, 240px)}._withCollapsedSidebar_13jgk_26{margin-left:var(--sidebar-collapsed-width, 64px)}}._overlay_13jgk_32{display:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:89;background:#0006}@media (max-width: 767px){._overlay_13jgk_32{display:block}}._wrapper_1uqlv_1{display:flex;align-items:center;justify-content:center;min-height:200px;width:100%}._spinner_1uqlv_9{width:36px;height:36px;border:3px solid var(--color-border, #e5e7eb);border-top-color:var(--color-primary, #2563eb);border-radius:50%;animation:_spin_1uqlv_9 .7s linear infinite}@keyframes _spin_1uqlv_9{to{transform:rotate(360deg)}}