*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--color-bg:#0f1117;--color-surface:#1a1d27;--color-border:#2a2e3d;--color-text:#e4e6f0;--color-text-muted:#7c82a0;--color-accent:#4f7df9;--color-warn:#f5a623;--font-sans:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}body,html{height:100%;background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:15px;line-height:1.5}.app-shell{display:flex;flex-direction:column;min-height:100vh}.portal-header{background-color:var(--color-surface);border-bottom:1px solid var(--color-border);padding:0 24px;height:56px;display:flex;align-items:center}.portal-header__inner{display:flex;align-items:center;gap:12px}.portal-header__logo{font-size:18px;font-weight:700;letter-spacing:-.3px;color:var(--color-accent)}.portal-header__label{font-size:13px;color:var(--color-text-muted);border-left:1px solid var(--color-border);padding-left:12px}.portal-main{flex:1 1;padding:32px 24px;max-width:960px;width:100%;margin:0 auto}.portal-footer{border-top:1px solid var(--color-border);padding:14px 24px;text-align:center;font-size:12px;color:var(--color-text-muted)}.scaffold-notice{background-color:var(--color-surface);border:1px solid var(--color-warn);border-radius:8px;padding:16px 20px;margin-bottom:32px;display:flex;gap:10px;align-items:flex-start}.scaffold-notice__icon{font-size:18px;line-height:1;flex-shrink:0}.scaffold-notice__text{font-size:13px;color:var(--color-warn);line-height:1.5}.card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:10px;padding:24px}.card h2{font-size:15px;font-weight:600;margin-bottom:12px;color:var(--color-text)}.card p{font-size:14px;color:var(--color-text-muted)}.dash-nav{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}.dash-nav a{display:inline-block;padding:8px 16px;background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;font-size:13px;color:var(--color-text);text-decoration:none;transition:border-color .15s ease}.dash-nav a:hover{border-color:var(--color-accent);color:var(--color-accent)}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:16px;gap:16px}