:root{--ink:#20183f;--muted:#655c86;--purple:#7841c6;--purple2:#9c4deb;--bg:#f8f7ff;--line:#d6d1f2;--pale:#eee4ff;--shadow:0 7px 21px rgba(70,38,125,.06)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(ellipse at 89% -10%,#e9dcff 0%,transparent 32%),linear-gradient(155deg,#faf9ff,#f7f5ff 80%);color:var(--ink);font:15px/1.45 'Segoe UI',Arial,sans-serif}.app{max-width:1660px;margin:auto;padding:0 10px 26px}.topbar{min-height:100px;display:flex;align-items:center;gap:20px;padding:8px 22px}.brand-icon img{width:78px;height:76px;object-fit:contain}.topbar h1{font-size:clamp(23px,2.4vw,35px);letter-spacing:-1px;margin:0;font-weight:750;line-height:1.2}.topbar p{font-size:19px;color:var(--muted);margin:3px 0 0}.app-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:18px}.sidebar{display:flex;flex-direction:column;gap:18px}.hero-illustration{height:205px;background:#f0e7ff;border-radius:22px;overflow:hidden}.hero-illustration 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