:root{--accent:#0077ff;--bg:#f4f4f4;--card:#fff;--text:#222;--muted:#6b7280}*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:var(--bg);font-family:Inter,system-ui,-apple-system,'Segoe UI',Roboto,Arial;color:var(--text)}.container{max-width:1200px;margin:0 auto;padding:20px}.header{display:flex;align-items:center;gap:16px;background:transparent;padding:12px 0}.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text)}.logo img{height:56px;width:auto}.site-name{font-weight:800;color:var(--accent);font-size:18px}.site-tag{font-size:12px;color:var(--muted)}.nav{margin-left:auto;display:flex;align-items:center;gap:14px}.nav a{color:var(--muted);text-decoration:none;font-weight:600;padding:8px 12px;border-radius:8px}.nav a:hover{color:var(--accent);background:rgba(0,119,255,0.06)}.menu-toggle{display:none;flex-direction:column;justify-content:space-between;width:28px;height:22px;cursor:pointer}.menu-toggle span{display:block;height:3px;width:100%;background:var(--accent);border-radius:2px;transition:all .3s}.menu-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.menu-toggle.active span:nth-child(2){opacity:0}.menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.hero{background:var(--card);padding:36px;border-radius:12px;display:flex;gap:24px;align-items:center;box-shadow:0 8px 30px rgba(16,24,40,0.06)}.hero h1{margin:0;font-size:32px;color:var(--accent)}.hero p{margin:8px 0 0 0;color:var(--muted)}.section{margin-top:22px;background:var(--card);padding:24px;border-radius:12px;box-shadow:0 6px 18px rgba(15,23,42,0.04)}.section h3{margin-top:0;color:var(--accent)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.card{background:linear-gradient(180deg,#fff,#fbfbfb);padding:16px;border-radius:10px;display:flex;flex-direction:column;gap:8px;align-items:flex-start}.footer{margin-top:22px;padding:18px;text-align:center;color:var(--muted);font-size:14px}@media(max-width:900px){.hero{flex-direction:column;align-items:flex-start}.nav{display:none}.menu-toggle{display:flex}}@media(max-width:600px){.logo img{height:48px}.hero h1{font-size:24px}.container{padding:12px}}