@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;700&display=swap');

:root {
    --primary: #1a237e;
    --accent: #ff6d00;
    --bg: #f4f7f6;
    --text: #333;
}

* { box-sizing: border-box; }
body { font-family: 'Noto Sans KR', sans-serif; background-color: var(--bg); margin: 0; color: var(--text); line-height: 1.6; }

/* Header & Nav */
header { background: var(--primary); color: white; padding: 40px 0; text-align: center; }
header h1 { margin: 0; font-size: 2.5rem; }
nav { background: white; border-bottom: 2px solid var(--primary); text-align: center; padding: 10px; position: sticky; top: 0; z-index: 1000; }
nav a { margin: 0 15px; text-decoration: none; color: var(--primary); font-weight: bold; }

/* ANA YAPI: Yan Yana Düzen */
.container { 
    max-width: 1200px; 
    margin: 30px auto; 
    display: flex; 
    gap: 30px; 
    padding: 0 20px; 
}

/* Sol Taraf (Makaleler) */
main { flex: 2; }

/* Sağ Taraf (Sidebar) */
aside { flex: 1; min-width: 320px; }

/* Kartlar */
.card { background: white; padding: 25px; border-radius: 12px; margin-bottom: 25px; box-shadow: 0 4px 6px rgba(0,0,0,0.05); border: 1px solid #eee; }
.card h2 { margin-top: 0; font-size: 1.5rem; color: var(--primary); }
.card h2 a { text-decoration: none; color: inherit; }
.card p { color: #666; font-size: 0.95rem; }

/* Sidebar Widget */
.widget { background: white; padding: 20px; border-radius: 12px; margin-bottom: 20px; border: 1px solid #eee; }
.widget h3 { margin-top: 0; border-bottom: 2px solid var(--primary); padding-bottom: 10px; font-size: 1.2rem; }
.widget ul { list-style: none; padding: 0; }
.widget ul li { padding: 10px 0; border-bottom: 1px solid #f0f0f0; }
.widget ul li a { text-decoration: none; color: #555; font-size: 0.9rem; }

/* Arama Kutusu */
.search-box { display: flex; gap: 5px; }
.search-box input { flex: 1; padding: 10px; border: 1px solid #ddd; border-radius: 5px; }
.search-box button { padding: 10px 15px; background: var(--primary); color: white; border: none; border-radius: 5px; cursor: pointer; }

/* Mobil Uyumluluk */
@media (max-width: 900px) {
    .container { flex-direction: column; }
    aside { min-width: 100%; }
}