:root{--accent: #2563eb;--ink: #16181d;--muted: #5b6270;--border: #e2e5ea;--bg: #ffffff;--bg-soft: #f7f8fa;--danger: #c02626;--radius: 10px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji"}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font);color:var(--ink);background:var(--bg-soft);line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3{line-height:1.25;margin:0 0 .5em}a{color:var(--accent)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}button,input,select,textarea{font-family:inherit;font-size:1rem}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.page{max-width:1200px;margin:0 auto;padding:0 20px 40px}.site-header{display:flex;align-items:center;justify-content:space-between;padding:20px 0}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.25rem}.pro-badge{display:inline-block;background:var(--accent);color:#fff;font-size:.7rem;font-weight:700;letter-spacing:.04em;padding:3px 8px;border-radius:999px;vertical-align:middle;margin-left:8px}.hero{text-align:center;padding:32px 0 24px}.hero h1{font-size:clamp(1.6rem,3.4vw,2.4rem);max-width:780px;margin:0 auto 20px}.benefits{list-style:none;padding:0;margin:0 auto;max-width:720px;display:grid;gap:10px;text-align:left}.benefits li{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;color:var(--muted)}.tool{margin-top:24px}.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}@media (max-width: 900px){.tool-grid{grid-template-columns:1fr}}.tool-column{display:flex;flex-direction:column;gap:20px}.preview-column{position:sticky;top:20px}@media (max-width: 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