:root{--dark: #1a1a1a;--white: #ffffff;--bg: #f7f7f7;--text: #444;--muted: #888;--border: #e5e5e5;--radius: 10px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,sans-serif;color:var(--text);background:var(--white)}.container{max-width:1100px;margin:0 auto;padding:0 24px}.nav{background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.nav-inner{margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:center;height:64px}.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--dark)}.nav-logo img{width:36px;height:36px;border-radius:50%}.nav-logo span{font-weight:700;font-size:15px;letter-spacing:.5px}.hero{background:var(--dark);text-align:center;padding:80px 20px 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