:root{--bg:#ffffff;--card:#fcfcfd;--accent:#ffcc00;--muted:#6b7280;--text:#0f172a;--glass:rgba(15,23,42,0.04);}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.header{background:linear-gradient(90deg,#ffffff,#f8fafc);padding:24px 18px;border-bottom:1px solid #eef2f6;position:sticky;top:0;z-index:40}.brand{font-weight:900;font-size:28px;color:var(--text);display:inline-block}.tagline{color:var(--muted);font-size:13px;margin-top:4px}.container{max-width:1150px;margin:26px auto;padding:0 18px}.nav{display:flex;align-items:center;justify-content:space-between;gap:12px}.menu{display:flex;gap:18px;align-items:center}.menu a{color:var(--text);text-decoration:none;font-weight:700;font-size:14px}.hamburger{display:none;border:0;background:none;font-size:22px;cursor:pointer}.hero{display:grid;grid-template-columns:2fr 1fr;gap:18px;margin-top:18px;align-items:start}.hero-card{background:var(--card);padding:18px;border-radius:12px;border:1px solid #eef2f6}.hero-card h1{margin:0;font-size:28px;color:var(--text)}.hero-side{display:flex;flex-direction:column;gap:12px}.slider{position:relative;overflow:hidden;border-radius:10px}.slide{display:none;padding:30px;background:linear-gradient(180deg,#fff,#fbfbff);min-height:180px}.slide.active{display:block}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;margin-top:22px}.card{background:var(--card);padding:16px;border-radius:10px;border:1px solid #eef2f6;transition:transform .18s,box-shadow .18s}.card:hover{transform:translateY(-6px);box-shadow:0 10px 30px rgba(15,23,42,0.06)}.card h3{margin:0;color:var(--text);font-size:18px}.card p{margin:8px 0 0 0;color:var(--muted);font-size:14px}.sidebar{background:var(--card);padding:16px;border-radius:10px;border:1px solid #eef2f6}.ad{margin:18px 0;padding:14px;border-radius:10px;border:1px dashed #ffd966;text-align:center;color:var(--muted)}.footer{margin-top:40px;padding:24px;text-align:center;color:var(--muted);font-size:13px;border-top:1px solid #eef2f6}@media(max-width:900px){.hero{grid-template-columns:1fr;gap:10px}.menu{display:none}.hamburger{display:block}}