:root{
      --bg:#ffffff; --muted:#6b7280; --accent:#06b6d4; --accent-2:#f97316; --card:#f8fafc;
      --maxw:1200px; --radius:12px; --gap:20px;
      --shadow: 0 6px 20px rgba(16,24,40,0.08);
    }
    *{box-sizing:border-box}
    html,body{height:100%}
    body{
      margin:0; font-family:Inter,system-ui,Arial,sans-serif; color:#0f172a; background:#f3f4f6; -webkit-font-smoothing:antialiased;
      -moz-osx-font-smoothing:grayscale;
    }
    .container{max-width:var(--maxw); margin:0 auto; padding:28px}

    /* Header */
    header{background:linear-gradient(180deg, rgba(255,255,255,0.6), rgba(255,255,255,0.9)); backdrop-filter: blur(6px); position:sticky; top:0; z-index:40; box-shadow:0 1px 0 rgba(15,23,42,0.04)}
    .top{display:flex; align-items:center; gap:16px; padding:14px 0}
    .logo{display:flex; align-items:center; gap:12px; font-weight:700}
    .logo .mark{width:44px; height:44px; background:linear-gradient(135deg,var(--accent),var(--accent-2)); border-radius:10px; display:grid; place-items:center; color:white; font-weight:800}
    nav{margin-left:16px}
    .menu{display:flex; gap:14px; align-items:center}
    .menu a{color:var(--muted); text-decoration:none; font-weight:600; padding:8px 10px; border-radius:8px}
    .menu a:hover{color:var(--accent); background:rgba(6,182,212,0.06)}
    .search{margin-left:auto; display:flex; gap:8px; align-items:center}
    .search input{padding:8px 12px; border-radius:999px; border:1px solid #e6e9ee; width:220px}
    .cta{background:var(--accent-2); color:white; padding:8px 12px; border-radius:8px; font-weight:700; text-decoration:none}

    /* Hero */
    .hero{display:grid; grid-template-columns: 1fr 360px; gap:28px; align-items:start; margin-top:22px}
    .hero-card{background:white; padding:28px; border-radius:var(--radius); box-shadow:var(--shadow)}
    .hero-card h1{margin:0; font-size:28px; line-height:1.05}
    .meta{color:var(--muted); margin-top:12px}
    .featured-list{display:grid; gap:12px; margin-top:18px}
    .featured-item{display:flex; gap:12px; align-items:center}
    .thumb{width:110px; height:70px; border-radius:8px; overflow:hidden; flex-shrink:0}
    .thumb img{width:100%; height:100%; object-fit:cover}

    /* Grid content */
    .grid{display:grid; grid-template-columns: 1fr 320px; gap:28px; margin-top:28px}
    .cards{display:grid; grid-template-columns: repeat(2,1fr); gap:18px}
    .card{background:white; border-radius:12px; padding:14px; box-shadow: 0 4px 14px rgba(15,23,42,0.04); display:flex; gap:12px}
    .card .thumb{width:160px; height:96px}
    .card h3{margin:0; font-size:16px}
    .card p{margin:6px 0 0; color:var(--muted); font-size:14px}

    /* Sidebar */
    .sidebar{position:relative}
    .widget{background:linear-gradient(180deg,#ffffff,var(--card)); padding:16px; border-radius:12px; margin-bottom:16px}
    .widget h4{margin:0 0 12px 0}
    .tag-cloud{display:flex; flex-wrap:wrap; gap:8px}
    .tag{padding:6px 10px; background:#eef2f7; border-radius:999px; font-size:13px}

    /* Newsletter */
    .newsletter{margin-top:28px; background:linear-gradient(90deg,#06b6d4 0%, #60a5fa 100%); color:white; padding:20px; border-radius:12px}
    .newsletter input{padding:10px; border-radius:8px; border: none; width:60%;}
    .newsletter button{padding:10px 14px; border-radius:8px; border:none; background:rgba(0,0,0,0.08); color:white; font-weight:700}

    /* Footer */
    footer{margin-top:40px; color:var(--muted)}
    .footer-grid{display:flex; gap:20px; justify-content:space-between}
    .small{font-size:13px}

    /* Responsive */
    @media (max-width:1000px){
      .hero{grid-template-columns:1fr}
      .grid{grid-template-columns:1fr}
      .cards{grid-template-columns:1fr}
    }
    @media (max-width:700px){
      .menu{display:none}
      .search input{display:none}
      .container{padding:16px}
      .hero{gap:16px}
      .hero-card{padding:20px}
      .hero-card h1{font-size:22px}
      .hero-card img{width:100%; height:auto; border-radius:8px}
      .hero-card > div:first-child{display:flex; flex-direction:column-reverse; gap:14px}
      .hero aside{margin-top:12px}
    }