:root{--bg:#f6f8fb;--surface:#fff;--surface-2:#eef3f8;--text:#1e2933;--muted:#637282;--line:#d7e0ea;--primary:#1f6feb;--primary-dark:#1a5fc8;--radius:8px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}h1,h2,p{margin:0}h1{letter-spacing:0;font-size:22px;line-height:1.25}h2{letter-spacing:0;font-size:16px;line-height:1.35}.app-header{border-bottom:1px solid var(--line);background:var(--surface);justify-content:space-between;align-items:center;gap:24px;padding:22px 28px;display:flex}.app-header p{color:var(--muted);margin-top:4px;font-size:13px}.header-actions{align-items:center;gap:8px;display:flex}.contact-link{appearance:none;border:1px solid var(--line);background:var(--surface);min-height:36px;color:var(--text);white-space:nowrap;cursor:pointer;border-radius:6px;justify-content:center;align-items:center;padding:0 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