:root{--sca-blue: #0b3d63;--sca-blue-light: #1c6ea4;--sca-snow: #f7f9fb;--sca-ink: #17242e;--sca-border: #dbe3ea;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--sca-snow);color:var(--sca-ink)}a{color:var(--sca-blue-light)}.sca-layout{min-height:100%;display:flex;flex-direction:column}.sca-header{background:var(--sca-blue);color:#fff}.sca-nav{max-width:1100px;margin:0 auto;padding:.75rem 1rem;display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}.sca-nav__brand{font-weight:700;font-size:1.1rem;color:#fff;text-decoration:none;margin-right:auto}.sca-nav__links{display:flex;gap:1rem;flex-wrap:wrap;list-style:none;margin:0;padding:0}.sca-nav__links a{color:#fff;text-decoration:none;font-size:.95rem}.sca-nav__links a:hover{text-decoration:underline}.sca-main{flex:1;max-width:1100px;width:100%;margin:0 auto;padding:2rem 1rem}.sca-footer{border-top:1px solid var(--sca-border);padding:1.5rem 1rem;text-align:center;font-size:.85rem;color:#5a6b78}.sca-page-placeholder{border:1px dashed var(--sca-border);border-radius:8px;padding:2rem;background:#fff}