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

:root {
  --primary: #1e3a5f;
  --primary-light: #2c5282;
  --primary-dark: #152d4a;
  --accent: #e8a838;
  --accent-light: #f5c85a;
  --foreground: #1a1a2e;
  --muted: #6b7280;
  --muted-light: #9ca3af;
  --background: #f8fafc;
  --card: #ffffff;
  --border: #e2e8f0;
  --radius: 0.75rem;
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container: 1280px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--foreground);
  background: var(--background);
  overflow-x: hidden;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  z-index: 50;
  padding: 16px 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
  z-index: 51;
}
.logo svg { color: var(--accent); flex-shrink: 0; }

.nav-list { display: flex; align-items: center; list-style: none; gap: 4px; }
.nav-link {
  display: inline-block;
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--foreground);
  border-radius: 6px;
  white-space: nowrap;
}
.nav-link:hover { color: var(--primary); background: rgba(30,58,95,0.04); }

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(232,168,56,0.1);
  border-radius: var(--radius);
  white-space: nowrap;
}
.header-phone:hover { background: rgba(232,168,56,0.18); color: var(--primary); }
.header-phone svg { stroke: var(--accent); flex-shrink: 0; }

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--primary);
  z-index: 51;
}

@media (max-width: 968px) {
  .nav {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100dvh;
    background: var(--card);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    z-index: 50;
  }
  .nav.open { transform: translateX(0); }
  .nav-list { flex-direction: column; gap: 8px; }
  .nav-link { font-size: 1.125rem; padding: 12px 32px; }
  .header-phone { display: none; }
  .mobile-toggle { display: block; }
}

/* ===== PAGE CONTENT ===== */
.page-wrap { padding-top: 88px; }
.section { padding: 64px 0; }

.section-header { text-align: center; margin-bottom: 48px; }
.section-title { font-size: clamp(2rem, 4vw, 2.5rem); font-weight: 700; color: var(--primary); margin-bottom: 16px; }
.section-line { width: 80px; height: 4px; background: linear-gradient(to right, var(--accent), var(--accent-light)); margin: 0 auto 20px; border-radius: 2px; }
.section-desc { font-size: 1.125rem; color: var(--muted); max-width: 640px; margin: 0 auto; line-height: 1.7; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: var(--card); box-shadow: 0 4px 14px rgba(30,58,95,0.25); }
.btn-primary:hover { background: var(--primary-light); color: var(--card); transform: translateY(-2px); }
.btn-accent { background: var(--accent); color: var(--primary); box-shadow: 0 4px 14px rgba(232,168,56,0.3); }
.btn-accent:hover { background: var(--accent-light); color: var(--primary); transform: translateY(-2px); }

/* ===== BREADCRUMB ===== */
.breadcrumb { margin-bottom: 32px; }
.breadcrumb a { display: inline-flex; align-items: center; gap: 8px; font-size: 0.9rem; font-weight: 500; color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb svg { flex-shrink: 0; }

/* ===== ARTICLE ===== */
.article-page { background: var(--card); min-height: 60vh; }
.article-page-inner { max-width: 800px; margin: 0 auto; }

.article-content h1 { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 700; color: var(--primary); margin-bottom: 8px; line-height: 1.2; }
.article-content .article-date { font-size: 0.85rem; color: var(--muted-light); margin-bottom: 32px; display: block; }
.article-content h3 { font-size: 1.25rem; font-weight: 700; color: var(--primary); margin: 28px 0 12px; }
.article-content h4 { font-size: 1.1rem; font-weight: 600; color: var(--primary); margin: 24px 0 10px; }
.article-content p { font-size: 1rem; color: var(--foreground); line-height: 1.8; margin-bottom: 14px; }
.article-content ol, .article-content ul { padding-left: 24px; margin-bottom: 16px; }
.article-content li { font-size: 1rem; color: var(--foreground); line-height: 1.7; margin-bottom: 8px; }
.article-content strong { color: var(--primary); }
.article-content img { border-radius: 12px; margin-bottom: 24px; }
.article-content a { font-weight: 600; }

.article-nav { display: flex; justify-content: space-between; gap: 16px; margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--border); flex-wrap: wrap; }
.article-nav a { font-size: 0.95rem; font-weight: 600; }
.article-nav .next { text-align: right; }

/* ===== CIKKEK GRID ===== */
.blog { background: var(--card); }
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.blog-card { background: var(--card); border: 1px solid var(--border); border-radius: calc(var(--radius) + 0.25rem); overflow: hidden; display: flex; flex-direction: column; transition: var(--transition); }
.blog-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.blog-card-img { width: 100%; height: 200px; overflow: hidden; }
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.blog-card:hover .blog-card-img img { transform: scale(1.05); }
.blog-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.blog-card-date { display: block; font-size: 0.8rem; color: var(--muted-light); margin-bottom: 8px; }
.blog-card-body h3 { font-size: 1.1rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; line-height: 1.4; }
.blog-card-body h3 a { color: inherit; }
.blog-card-body h3 a:hover { color: var(--accent); }
.blog-card-body p { font-size: 0.9rem; color: var(--muted); line-height: 1.6; margin-bottom: 16px; flex: 1; }
.blog-card-link { display: inline-flex; align-items: center; gap: 6px; font-size: 0.85rem; font-weight: 600; color: var(--accent); }
.blog-card-link:hover { gap: 10px; color: var(--accent-light); }
.blog-card-link svg { transition: transform 0.2s ease; }
.blog-card-link:hover svg { transform: translateX(4px); }

@media (max-width: 1024px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .blog-grid { grid-template-columns: 1fr; } }

/* ===== CTA ===== */
.cta-box {
  background: var(--primary-dark);
  border-radius: 16px;
  padding: 48px;
  text-align: center;
  margin-top: 64px;
}
.cta-box h2 { color: var(--card); font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; margin-bottom: 12px; }
.cta-box p { color: rgba(255,255,255,0.65); margin-bottom: 28px; }

/* ===== FOOTER ===== */
.footer { background: var(--primary-dark); color: rgba(255,255,255,0.5); text-align: center; padding: 48px 0; }
.footer-inner { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.footer-logo-text { display: flex; align-items: center; justify-content: center; gap: 10px; font-weight: 700; font-size: 1.125rem; color: var(--card); margin-bottom: 12px; }
.footer-logo-text svg { color: var(--accent); }
.footer-tagline { font-size: 0.85rem; line-height: 1.6; max-width: 400px; margin: 0 auto 24px; }
.footer-links { display: flex; justify-content: center; gap: 32px; flex-wrap: wrap; margin-bottom: 24px; }
.footer-links a { color: rgba(255,255,255,0.5); font-size: 0.85rem; }
.footer-links a:hover { color: var(--accent); }
.footer-copy { font-size: 0.8rem; color: rgba(255,255,255,0.3); }