/* netkar blog — minimal, temiz, hızlı */
:root {
  --orange: #f97316;
  --orange-dark: #ea580c;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-800);
  background: #fff;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
.blog-nav {
  border-bottom: 1px solid var(--gray-200);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  background: #fff;
  z-index: 50;
}
.blog-nav-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.blog-nav a.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  text-decoration: none;
}
.blog-nav a.logo span { color: var(--orange); }
.blog-nav-links { display: flex; gap: 1.5rem; align-items: center; }
.blog-nav-links a {
  font-size: 0.875rem;
  color: var(--gray-500);
  text-decoration: none;
  transition: color 0.2s;
}
.blog-nav-links a:hover { color: var(--gray-900); }
.blog-nav-links a.cta {
  background: var(--orange);
  color: #fff;
  padding: 0.4rem 1rem;
  border-radius: 0.5rem;
  font-weight: 500;
}
.blog-nav-links a.cta:hover { background: var(--orange-dark); color: #fff; }

/* ── ARTICLE ── */
.blog-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.blog-breadcrumb {
  font-size: 0.8rem;
  color: var(--gray-400);
  margin-bottom: 1.5rem;
}
.blog-breadcrumb a { color: var(--gray-500); text-decoration: none; }
.blog-breadcrumb a:hover { color: var(--orange); }

.blog-meta {
  font-size: 0.8rem;
  color: var(--gray-400);
  margin-bottom: 0.75rem;
}

h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.3;
  margin-bottom: 1rem;
}

.blog-subtitle {
  font-size: 1.1rem;
  color: var(--gray-500);
  margin-bottom: 2rem;
  line-height: 1.6;
}

h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

p { margin-bottom: 1rem; color: var(--gray-700); }

ul, ol { margin-bottom: 1rem; padding-left: 1.5rem; color: var(--gray-700); }
li { margin-bottom: 0.4rem; }

strong { color: var(--gray-900); }

a { color: var(--orange); }
a:hover { color: var(--orange-dark); }

/* Callout box */
.callout {
  background: var(--gray-50);
  border-left: 4px solid var(--orange);
  padding: 1rem 1.25rem;
  border-radius: 0 0.5rem 0.5rem 0;
  margin: 1.5rem 0;
}
.callout p { margin: 0; font-size: 0.95rem; }

/* Info box */
.info-box {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  padding: 1rem 1.25rem;
  border-radius: 0.5rem;
  margin: 1.5rem 0;
}
.info-box p { margin: 0; font-size: 0.9rem; color: #1e40af; }

/* Warning */
.warning-box {
  background: #fef3c7;
  border: 1px solid #fcd34d;
  padding: 1rem 1.25rem;
  border-radius: 0.5rem;
  margin: 1.5rem 0;
}
.warning-box p { margin: 0; font-size: 0.9rem; color: #92400e; }

/* Example calc */
.calc-example {
  background: var(--gray-900);
  color: #e5e7eb;
  padding: 1.25rem 1.5rem;
  border-radius: 0.75rem;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.85rem;
  line-height: 1.8;
  margin: 1.5rem 0;
  overflow-x: auto;
}
.calc-example .highlight { color: #fbbf24; font-weight: 600; }
.calc-example .result { color: #34d399; font-weight: 700; }
.calc-example .cost { color: #f87171; }

/* CTA block */
.cta-block {
  background: linear-gradient(135deg, var(--gray-900), #1e293b);
  color: #fff;
  padding: 2rem;
  border-radius: 1rem;
  text-align: center;
  margin: 2.5rem 0;
}
.cta-block h3 { color: #fff; margin-top: 0; font-size: 1.2rem; }
.cta-block p { color: #94a3b8; font-size: 0.95rem; }
.cta-block a.cta-btn {
  display: inline-block;
  margin-top: 1rem;
  background: var(--orange);
  color: #fff;
  padding: 0.75rem 2rem;
  border-radius: 0.5rem;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.2s;
}
.cta-block a.cta-btn:hover { background: var(--orange-dark); }

/* Table */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}
th {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  padding: 0.6rem 0.75rem;
  text-align: left;
  font-weight: 600;
  color: var(--gray-700);
}
td {
  border: 1px solid var(--gray-200);
  padding: 0.6rem 0.75rem;
  color: var(--gray-600);
}
tr:hover td { background: var(--gray-50); }

/* ── BLOG INDEX ── */
.blog-list { list-style: none; padding: 0; }
.blog-card {
  display: block;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--gray-100);
  text-decoration: none;
  color: inherit;
  transition: background 0.15s;
}
.blog-card:hover { background: var(--gray-50); margin: 0 -1.5rem; padding: 1.5rem; border-radius: 0.75rem; }
.blog-card h2 { font-size: 1.2rem; margin: 0 0 0.4rem 0; color: var(--gray-900); }
.blog-card p { margin: 0; font-size: 0.9rem; color: var(--gray-500); }
.blog-card .card-meta { font-size: 0.75rem; color: var(--gray-400); margin-bottom: 0.3rem; }

/* ── FOOTER ── */
.blog-footer {
  border-top: 1px solid var(--gray-200);
  padding: 2rem 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--gray-400);
}
.blog-footer a { color: var(--gray-500); text-decoration: none; }

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.2rem; }
  .blog-container { padding: 1.5rem 1rem 3rem; }
  .blog-nav-links a:not(.cta) { display: none; }
}