:root{color-scheme:light;--bg: #eef2f5;--surface: #ffffff;--surface-2: #f7f9fb;--line: #d8e0e7;--text: #15202b;--muted: #657383;--right: #00a4ad;--left: #e85d82;--accent: #2f6df6;--shadow: 0 18px 50px rgba(31, 45, 61, .12)}*{box-sizing:border-box}body{margin:0;min-height:100vh;overflow-x:hidden;background:var(--bg);color:var(--text);font-family:Segoe UI,Arial,sans-serif}.app-shell{display:grid;grid-template-columns:320px minmax(0,1fr);width:100%;max-width:100vw;min-height:100vh}.sidebar{min-width:0;border-right:1px solid var(--line);background:#fbfcfd;padding:28px}.brand{display:flex;align-items:center;gap:14px;margin-bottom:28px}.brand-mark{display:grid;width:46px;height:46px;place-items:center;border-radius:8px;background:var(--text);color:#fff;font-weight:800;font-size:20px}h1,h2,p{margin:0}.brand h1{font-size:22px}.brand p,.eyebrow,.meta-list dt,.lens-card-header span,.lens-card-header 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