:root{color-scheme:light;--bg: oklch(97.5% .003 250);--bg-sidebar: oklch(96% .005 250);--bg-hover: oklch(93.5% .007 250);--bg-active: oklch(96.5% .02 258);--surface: #ffffff;--border: rgba(12, 18, 36, .08);--border-strong: rgba(12, 18, 36, .16);--border-accent: oklch(85% .05 258);--text: oklch(17% .025 255);--muted: oklch(46% .022 255);--subtle: oklch(68% .015 255);--ink: oklch(17% .025 255);--ink-mid: oklch(30% .03 255);--ink-muted: oklch(46% .022 255);--accent: oklch(48% .13 258);--accent-hover: oklch(43% .13 258);--accent-active: oklch(38% .13 258);--accent-light: oklch(96% .02 258);--accent-border: oklch(85% .05 258);--accent-text: oklch(42% .12 258);--success: oklch(46% .15 145);--warning: oklch(62% .18 75);--shadow-xs: 0 1px 2px rgba(12, 18, 36, .06);--shadow-sm: 0 1px 3px rgba(12, 18, 36, .08), 0 1px 2px rgba(12, 18, 36, .04);--shadow-md: 0 4px 12px rgba(12, 18, 36, .08), 0 2px 4px rgba(12, 18, 36, .04);--shadow-lg: 0 8px 32px rgba(12, 18, 36, .12), 0 4px 12px rgba(12, 18, 36, .06);--shadow-card: 0 1px 3px rgba(12, 18, 36, .07), 0 0 0 1px rgba(12, 18, 36, .06);--shadow-card-hover: 0 8px 24px rgba(12, 18, 36, .11), 0 0 0 1px rgba(12, 18, 36, .09);--radius: 9px;--radius-lg: 16px;--sidebar-w: 280px;--topnav-h: 60px;--z-dropdown: 10;--z-sticky: 20;--z-sidebar: 40;--z-topnav: 100;--z-overlay: 150;--z-modal: 200;--z-toast: 300;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;color:var(--text);background-color:var(--bg)}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button{cursor:pointer;border:none;background:none}a{color:inherit}.topnav{position:sticky;top:0;z-index:var(--z-topnav);height:var(--topnav-h);background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow-xs)}.topnav-inner{height:100%;padding:0 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.15s,color .15s}.topnav-icon-btn:hover{background:var(--bg-hover);color:var(--text)}.topnav-icon-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.layout-wrapper{display:flex;flex-direction:column;height:100dvh}.layout-body{flex:1;min-height:0;display:flex;overflow:hidden;position:relative}.sidebar-toggle-handle{position:absolute;top:12px;left:12px;z-index:calc(var(--z-sidebar) + 1);display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-xs);color:var(--muted);transition:background .15s,color .15s}.sidebar-toggle-handle:hover{background:var(--bg-hover);color:var(--text)}.sidebar-toggle-handle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.sidebar-toggle-handle--open{background:var(--accent-light);color:var(--accent-text);border-color:transparent}.layout-main{flex:1;min-width:0;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column}.layout-content{flex:1}.page-shell{width:100%;max-width:920px;margin:0 auto;padding:36px 36px 72px}.right-sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;transition:width .25s cubic-bezier(.4,0,.2,1)}.right-sidebar--closed{width:0;border-right-color:transparent}.sidebar-inner{flex:1;min-width:var(--sidebar-w);width:var(--sidebar-w);display:flex;flex-direction:column;overflow:hidden}.sidebar-header{padding:60px 12px 12px;border-bottom:1px solid 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44px;gap:16px}.hub-mark{width:68px;height:68px;border-radius:16px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:800;letter-spacing:-.02em}.hub-title{margin:0;font-size:clamp(1.5rem,2.5vw,2rem);font-weight:800;color:var(--ink);letter-spacing:-.03em;text-wrap:balance}.hub-subtitle{margin:0;font-size:.9375rem;color:var(--muted);max-width:48ch;line-height:1.6}.hub-label{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--subtle);margin-bottom:12px;display:block}.dept-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}.dept-card{position:relative;display:flex;flex-direction:column;gap:14px;padding:22px;background:var(--surface);border-radius:14px;box-shadow:var(--shadow-card);text-align:left;cursor:pointer;transition:box-shadow .2s ease,transform .2s ease;border:1px solid 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var(--border);display:flex;justify-content:center}.app-footer span{font-size:.72rem;color:var(--subtle)}.app-footer-version{opacity:.55;font-variant-numeric:tabular-nums}.app-footer-link{color:var(--accent);font-weight:600;text-decoration:none}.app-footer-link:hover{text-decoration:underline}.login-gate{height:100dvh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:24px}.login-card{width:100%;max-width:360px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px 36px 36px;display:flex;flex-direction:column;align-items:center;gap:28px;box-shadow:var(--shadow-md);animation:fade-up .3s ease-out both}.login-mark{width:52px;height:52px;border-radius:13px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800;letter-spacing:-.02em}.login-header{text-align:center}.login-title{font-size:1.15rem;font-weight:700;color:var(--ink);margin:0 0 6px}.login-desc{font-size:.82rem;color:var(--subtle);margin:0}.login-form{width:100%;display:flex;flex-direction:column;gap:16px}.login-field{display:flex;flex-direction:column;gap:6px}.login-field label{font-size:.78rem;font-weight:500;color:var(--ink-muted)}.login-field input{height:42px;padding:0 12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--ink);font-size:.9rem;font-family:inherit;transition:border-color .15s,box-shadow .15s}.login-field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #295ca51f}.login-error{font-size:.78rem;color:var(--accent-text);margin:0}.login-btn{height:44px;display:flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius);font-size:.9rem;font-weight:600;font-family:inherit;cursor:pointer;transition:opacity .15s;margin-top:4px}.login-btn:hover:not(:disabled){opacity:.88}.login-btn:disabled{opacity:.55;cursor:not-allowed}@keyframes fade-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.anim-fade-up{animation:fade-up .22s ease-out both}.anim-delay-1{animation-delay:0ms}.anim-delay-2{animation-delay:55ms}.anim-delay-3{animation-delay:.11s}@media(max-width:1024px){.right-sidebar{position:fixed;top:var(--topnav-h);left:0;height:calc(100dvh - var(--topnav-h));z-index:var(--z-sidebar);box-shadow:var(--shadow-lg);width:var(--sidebar-w)!important;transform:translate(0);transition:transform .25s cubic-bezier(.4,0,.2,1);border-right:none}.right-sidebar--closed{transform:translate(-105%);box-shadow:none}.sidebar-overlay{display:block}}@media(max-width:768px){.page-shell{padding:20px 16px 56px}.hub-header{padding:36px 0 28px}.dept-grid,.func-grid{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){.anim-fade-up{animation:none}.dept-card,.func-card,.right-sidebar,.sidebar-expand-btn svg,.dept-card-arrow,.topnav-icon-btn,.back-btn,.sidebar-dept-link,.sidebar-func-link{transition:none}}