:root{color-scheme:dark;--bg:#090b10;--panel:#121722;--panel-border:#243044;--text:#edf2ff;--muted:#9cb0d1;--accent:#6cb2ff;--accent-strong:#90c6ff;--danger:#ff8b8b}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100%;background:radial-gradient(circle at top,#152033 0,var(--bg) 55%);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.page{min-height:100vh;display:grid;place-items:center;padding:24px}.shell-page{padding:32px 24px}.card{width:min(720px,100%);background:color-mix(in srgb,var(--panel) 88%,black);border:1px solid var(--panel-border);border-radius:24px;padding:32px;box-shadow:0 24px 80px rgba(0,0,0,.45)}.eyebrow{margin:0 0 8px;color:var(--accent);text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;font-weight:700}h1{margin:0;font-size:clamp(2rem,6vw,3.4rem);line-height:1.05}.lede{color:var(--muted);font-size:1.05rem;line-height:1.6;margin:16px 0 0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));grid-gap:16px;gap:16px;margin-top:28px}.grid>div{padding:16px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);display:flex;flex-direction:column;gap:8px}.label{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.08em}h2{margin:0;font-size:1.4rem}a{color:inherit;text-decoration:none}.button,.button:visited{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04);color:var(--text);font:inherit;font-weight:600;padding:0 16px;cursor:pointer}.button:hover{border-color:rgba(255,255,255,.2)}.button-primary{background:linear-gradient(180deg,var(--accent),#4c8ce0);border-color:transparent;color:#07101f}.button-row{display:flex;gap:12px;margin-top:24px}.auth-card{max-width:560px}.shell{min-height:100vh;display:grid;grid-template-columns:280px 1fr;background:radial-gradient(circle at top,#152033 0,var(--bg) 55%)}.sidebar{border-right:1px solid rgba(255,255,255,.08);padding:24px;display:flex;flex-direction:column;justify-content:space-between;gap:24px;background:rgba(8,12,18,.85);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.sidebar-title{font-size:1.5rem}.sidebar-copy{color:var(--muted);line-height:1.6}.nav-list{display:flex;flex-direction:column;gap:8px}.nav-link{border:1px solid transparent;border-radius:12px;color:var(--muted);padding:12px 14px}.nav-link:hover{color:var(--text);border-color:rgba(255,255,255,.1);background:rgba(255,255,255,.04)}.shell-main{padding:32px}.panel-stack{display:flex;flex-direction:column;gap:24px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.pill{border:1px solid rgba(255,255,255,.08);border-radius:999px;color:var(--accent-strong);padding:8px 12px;font-size:.9rem}.tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:16px;gap:16px}.tool-card{display:flex;flex-direction:column;gap:10px;padding:18px;border-radius:16px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}.empty-state,.tool-card span{color:var(--muted);line-height:1.6}@media (max-width:900px){.shell{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid rgba(255,255,255,.08)}.shell-main{padding:24px}}