:root{--color-bg:#fff;--color-bg-alt:#f4f5fa;--color-text:#141a33;--color-text-body:#232a45;--color-text-light:#4a5470;--color-accent:#4553d4;--color-accent-hover:#3641b8;--color-border:#e1e3ec;--color-surface:#fff;--color-shadow:#141a331a;--color-shadow-hover:#141a332e;--color-error:#dc2626;--glass-bg:#ffffffb8;--glass-border:#ffffff2e;--ease-out:cubic-bezier(.16, 1, .3, 1);--font-display:"Source Serif 4", Georgia, "Times New Roman", serif;--font-body:"Plus Jakarta Sans", system-ui, Arial, sans-serif;--radius:20px;--radius-sm:12px}@media (prefers-color-scheme:dark){:root{--color-bg:#0c1020;--color-bg-alt:#121832;--color-text:#eceef4;--color-text-body:#c8ccdc;--color-text-light:#98a3bf;--color-accent:#8b95ff;--color-accent-hover:#7a85f5;--color-border:#222a48;--color-surface:#161c38;--color-shadow:#0000004d;--color-shadow-hover:#00000080;--color-error:#f87171;--glass-bg:#0c1020b8;--glass-border:#ffffff0f}}*{box-sizing:border-box}body{font-family:var(--font-body);background:var(--color-bg);color:var(--color-text-body);margin:0}.shell{min-height:100vh;display:flex}.shell__content{transition:margin-left .4s var(--ease-out);flex:1;margin-left:64px;padding:2rem}.shell:has(.nav-rail--expanded) .shell__content{margin-left:240px}.nav-rail{width:64px;transition:width .4s var(--ease-out), background-color .4s var(--ease-out), border-color .4s var(--ease-out);z-index:100;background:0 0;border-right:1px solid #0000;flex-direction:column;padding:2rem 0 1rem;display:flex;position:fixed;top:0;bottom:0;left:0;overflow:hidden}.nav-rail--expanded{background-color:var(--glass-bg);-webkit-backdrop-filter:blur(20px)saturate(1.4);border-right:1px solid var(--glass-border);width:240px;box-shadow:0 16px 48px -8px var(--color-shadow-hover), 0 4px 16px -4px var(--color-shadow)}.nav-rail__item{color:var(--color-text-body);white-space:nowrap;align-items:center;gap:.75rem;padding:.75rem 1rem;text-decoration:none;display:flex}.nav-rail__item svg{flex-shrink:0}.nav-rail__item:hover{color:var(--color-accent)}.nav-rail__label{opacity:0;transition:opacity .2s var(--ease-out)}.nav-rail--expanded .nav-rail__label{opacity:1}.nav-rail__divider{background:var(--color-border);height:1px;margin:.5rem 1rem}.nav-rail__account{margin-top:auto}.home-grid__title{font-family:var(--font-display);letter-spacing:.08em;text-transform:uppercase;color:var(--color-text);font-size:1rem;font-weight:600}.home-grid__tiles{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1.5rem;margin-top:1.5rem;display:grid}.home-grid__tile{border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-body);background:var(--color-surface);transition:box-shadow .22s var(--ease-out), transform .22s var(--ease-out);flex-direction:column;align-items:center;gap:.75rem;padding:2rem 1rem;text-decoration:none;display:flex}.home-grid__tile:hover{box-shadow:0 8px 32px var(--color-shadow);transform:translateY(-2px)}.shell-status{justify-content:center;align-items:center;min-height:100vh;display:flex}.shell-status--error{color:var(--color-error)}