.ld{background:var(--bg);color:var(--ink);margin:0}.ld-top{display:flex;justify-content:space-between;align-items:center;padding:18px 6vw;position:sticky;top:0;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:2}.ld-brand{display:flex;align-items:center;gap:8px;color:inherit;text-decoration:none}.ld-brand b{font:700 20px var(--serif)}.ld-brand small{color:var(--muted)}.ld-top nav{display:flex;gap:18px;align-items:center}.ld-top nav a:not(.btn){color:var(--ink-2);text-decoration:none;font-size:14px}.ld-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:60px 6vw 40px;max-width:1200px;margin:0 auto}.ld-hero h1{font:700 clamp(36px,5vw,60px)/1.15 var(--serif);margin:0 0 18px}.ld-hero h1 em{font-style:normal;color:var(--accent)}.ld-hero p{font-size:17px;line-height:1.75;color:var(--ink-2);max-width:560px}.ld-cta{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 10px}.ld-note{color:var(--muted)}.ld-art .mm-card{background:#fff;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:0 20px 50px #00000014;position:relative}.ld-art .mm-cap{margin:0;padding:12px 16px;font:600 16px system-ui,sans-serif}.ld-art .mm-svg{display:block;width:100%}.ld-art .mm-wm{position:absolute;right:10px;bottom:6px;font-size:10px;color:#00000059}.ld-how,.ld-pr{max-width:1100px;margin:0 auto;padding:40px 6vw}.ld h2{font:700 30px var(--serif);margin:0 0 22px}.ld-steps{display:grid;grid-template-columns:1fr 1fr;gap:16px}.ld-steps article,.ld-grid article{padding:22px;border-radius:20px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow)}.ld-steps b{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;font:700 15px var(--serif)}.ld-steps h3,.ld-grid h3{margin:10px 0 6px;font-size:18px}.ld-steps p,.ld-grid p{margin:0;color:var(--ink-2);line-height:1.65;font-size:14px}.ld-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}@media (max-width: 1000px){.ld-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}.ld-grid i{font:700 20px var(--serif);font-style:normal;display:inline-grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--accent-soft);color:var(--accent)}.ld-foot{display:flex;justify-content:space-between;padding:30px 6vw;color:var(--muted);font-size:13px;border-top:1px solid var(--line);margin-top:30px}.ld-foot a{color:var(--ink-2)}@media (max-width: 860px){.ld-hero,.ld-steps{grid-template-columns:1fr}.ld-top nav a:not(.btn){display:none}}