*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Segoe UI",Tahoma,Arial,sans-serif;background:#f4f6f8;color:#222;line-height:1.6}
.header{background:#17212b;color:#fff;position:sticky;top:0;z-index:1000;box-shadow:0 2px 10px rgba(0,0,0,.12)}
.header-inner{max-width:1200px;margin:auto;padding:16px 20px;display:flex;justify-content:space-between;align-items:center;gap:20px}
.logo{color:#fff;text-decoration:none;font-size:26px;font-weight:800;white-space:nowrap}.logo span{color:#e74c3c}
nav{display:flex;gap:20px;flex-wrap:wrap}nav a{color:#fff;text-decoration:none;font-weight:600;transition:.2s}nav a:hover{color:#e74c3c}
.hero{text-align:center;background:#fff;padding:45px 20px 35px;border-bottom:1px solid #e5e7eb}.hero h1{font-size:34px;margin-bottom:8px}.hero p{color:#6b7280;margin-bottom:25px}
.search-box{max-width:650px;margin:auto;display:flex;gap:10px}.search-box input{flex:1;padding:14px 16px;border:1px solid #d1d5db;border-radius:8px;font-size:16px;outline:none}.search-box input:focus{border-color:#e74c3c}
.search-box button{border:none;background:#e74c3c;color:#fff;padding:0 25px;border-radius:8px;font-size:16px;font-weight:bold;cursor:pointer}.search-box button:hover{background:#c0392b}
main{max-width:1200px;margin:auto;padding:30px 20px 50px}.section-title{margin-bottom:20px}.section-title h2{font-size:25px}
.news-container{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.news-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 3px 12px rgba(0,0,0,.08);transition:transform .2s,box-shadow .2s}.news-card:hover{transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,.12)}
.news-card img{width:100%;height:210px;object-fit:cover;display:block}.news-content{padding:18px}.news-content h3{font-size:19px;line-height:1.5;margin-bottom:10px}.news-content p{color:#666;font-size:14px;margin-bottom:16px}.news-content a{display:inline-block;color:#e74c3c;text-decoration:none;font-weight:bold}
.loading,.error,.empty{grid-column:1/-1;background:#fff;padding:35px;text-align:center;border-radius:10px;color:#666}
footer{background:#17212b;color:#ddd;text-align:center;padding:25px 15px}

/* Tablet */
@media(max-width:800px){
  .header-inner{padding:14px 18px;gap:12px}
  nav{justify-content:center;gap:15px}
  .hero h1{font-size:28px}
  .news-container{grid-template-columns:repeat(2,1fr)}
}

/* Phone */
@media(max-width:550px){
  .header-inner{
    flex-direction:column;
    padding:13px 14px 12px;
    gap:9px;
  }

  .logo{
    font-size:23px;
    line-height:1.2;
  }

  nav{
    width:100%;
    justify-content:space-between;
    gap:4px;
    flex-wrap:nowrap;
  }

  nav a{
    font-size:14px;
    padding:5px 7px;
    white-space:nowrap;
  }

  .hero{
    padding:28px 14px 22px;
  }

  .hero h1{
    font-size:24px;
    line-height:1.35;
    margin-bottom:7px;
  }

  .hero p{
    font-size:14px;
    margin-bottom:18px;
  }

  .search-box{
    width:100%;
    flex-direction:row;
    gap:7px;
  }

  .search-box input{
    min-width:0;
    padding:12px 13px;
    font-size:15px;
  }

  .search-box button{
    padding:0 18px;
    min-height:46px;
    font-size:15px;
  }

  main{
    padding:24px 14px 38px;
  }

  .section-title{
    margin-bottom:16px;
  }

  .section-title h2{
    font-size:24px;
    line-height:1.4;
  }

  .news-container{
    grid-template-columns:1fr;
    gap:18px;
  }

  .news-card{
    border-radius:12px;
  }

  .news-card:hover{
    transform:none;
  }

  .news-card img{
    height:190px;
  }

  .news-content{
    padding:15px 16px 17px;
  }

  .news-content h3{
    font-size:18px;
    line-height:1.55;
    margin-bottom:8px;
  }

  .news-content p{
    font-size:13px;
    margin-bottom:11px;
  }

  .news-content a{
    font-size:14px;
  }

  footer{
    padding:20px 12px;
    font-size:13px;
  }
}

/* Very small phones */
@media(max-width:380px){
  .logo{font-size:21px}
  nav a{font-size:13px;padding:4px 5px}
  .hero{padding-top:24px}
  .search-box{flex-direction:column}
  .search-box button{width:100%;padding:12px}
  .news-card img{height:175px}
  .news-content h3{font-size:17px}
}