/* styles.css - Colorful theme */
:root{
  --bg: #fff;
  --card: #ffffff;
  --muted: #666;
  --accent1: #ff6b6b;
  --accent2: #ffd93d;
  --accent3: #6be4c3;
  --accent4: #6b8cff;
  --max-width: 1100px;
  --radius: 12px;
  --shadow: 0 6px 20px rgba(15,15,15,0.08);
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

*{box-sizing:border-box}
body{
  font-family:var(--font-sans);
  background: linear-gradient(120deg, rgba(107,140,255,0.06), rgba(255,107,107,0.03));
  color:#111;
  margin:0;
  padding:24px;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* container */
.container{
  max-width:var(--max-width);
  margin:0 auto;
}

/* header */
.site-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px;
  background:linear-gradient(90deg, rgba(107,140,255,0.12), rgba(255,107,107,0.06));
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  margin-bottom:20px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
  color:inherit;
}
.logo{
  width:56px;height:56px;border-radius:12px;background:linear-gradient(135deg,var(--accent4),var(--accent3));
  display:flex;align-items:center;justify-content:center;color:white;font-weight:700;font-size:20px;
  box-shadow:0 6px 18px rgba(107,140,255,0.12);
}
.site-title{font-size:20px;font-weight:700}
.site-sub{font-size:12px;color:var(--muted)}

/* nav */
.nav{
  display:flex;gap:10px;align-items:center;
}
.nav a{padding:8px 12px;border-radius:8px;text-decoration:none;color:inherit;font-weight:600}
.nav a.cta{background:linear-gradient(90deg,var(--accent1),var(--accent2));color:white;box-shadow:0 6px 16px rgba(255,107,107,0.12)}

/* layout */
.main-grid{
  display:grid;
  grid-template-columns: 1fr 320px;
  gap:20px;
  align-items:start;
}

/* posts list */
.posts{
  display:grid;
  grid-template-columns: repeat(auto-fill,minmax(280px,1fr));
  gap:18px;
}
.post-card{
  background:var(--card);
  padding:16px;
  border-radius:12px;
  box-shadow:var(--shadow);
  transition:transform .18s ease, box-shadow .18s ease;
}
.post-card:hover{transform:translateY(-6px);box-shadow:0 12px 30px rgba(15,15,15,0.12)}
.post-title{font-size:18px;margin:0 0 8px}
.post-excerpt{color:var(--muted);font-size:14px}

/* sidebar */
.sidebar{
  position:relative;
}
.widget{background:linear-gradient(180deg,rgba(255,255,255,0.7),rgba(255,255,255,0.5));padding:12px;border-radius:12px;box-shadow:var(--shadow);margin-bottom:14px}
.widget h3{margin:0 0 8px}

/* ad box */
.adbox{padding:10px;border-radius:10px;background:linear-gradient(90deg,rgba(107,140,255,0.03),rgba(255,107,107,0.02));text-align:center;margin:12px 0}

/* post page */
.post-full{background:var(--card);padding:22px;border-radius:12px;box-shadow:var(--shadow)}
.post-meta{color:var(--muted);font-size:13px;margin-bottom:12px}
.content p{line-height:1.7}

/* footer */
.site-footer{margin-top:30px;text-align:center;color:var(--muted);font-size:14px;padding:12px}

/* responsive */
@media (max-width:900px){
  .main-grid{grid-template-columns: 1fr}
  .nav{display:none}
}