/* ============================================================
   Nivora Temizlik Blog — şık, marka uyumlu tema
   Renkler: navy #0B1628 · cyan #06b6d4
   ============================================================ */

:root {
  --navy: #0b1628;
  --navy-800: #122036;
  --cyan: #06b6d4;
  --cyan-600: #0891b2;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-900: #0f172a;
  --max: 1120px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  color: var(--slate-700);
  background: #fff;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  color: var(--navy);
  line-height: 1.12;
  font-weight: 700;
}

a { color: var(--cyan-600); text-decoration: none; transition: color .2s; }
a:hover { color: var(--navy); }

img { max-width: 100%; display: block; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ── Header ─────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 22, 40, .96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-logo {
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--cyan); display: grid; place-items: center;
  flex-shrink: 0;
}
.brand-name { line-height: 1; }
.brand-name b {
  font-family: 'Cormorant Garamond', serif; color: #fff;
  font-size: 22px; font-weight: 700; display: block;
}
.brand-name span {
  font-size: 9px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--cyan); font-weight: 700;
}
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { color: rgba(255, 255, 255, .68); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: #fff; }
.nav-cta {
  background: var(--cyan); color: #fff !important; padding: 9px 18px;
  border-radius: 9px; font-weight: 600; font-size: 14px;
}
.nav-cta:hover { background: var(--cyan-600); }
@media (max-width: 760px) { .nav-links a:not(.nav-cta) { display: none; } }

/* ── Hero ───────────────────────────────────────────────── */
.hero {
  background:
    radial-gradient(ellipse 70% 90% at 50% 0%, rgba(6, 182, 212, .14) 0%, transparent 65%),
    var(--navy);
  color: #fff; padding: 72px 0 88px; text-align: center;
}
.hero .tag {
  display: inline-block; font-size: 12px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--cyan); font-weight: 700; margin-bottom: 14px;
}
.hero h1 { color: #fff; font-size: clamp(36px, 6vw, 60px); margin-bottom: 18px; }
.hero p { color: rgba(255, 255, 255, .66); font-size: 18px; max-width: 640px; margin: 0 auto; }

/* ── Post grid ──────────────────────────────────────────── */
.section { padding: 64px 0; }
.section-head { margin-bottom: 36px; }
.section-head .tag {
  font-size: 12px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--cyan-600); font-weight: 700;
}
.section-head h2 { font-size: 36px; margin-top: 6px; }

.grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
@media (max-width: 900px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid { grid-template-columns: 1fr; } }

.card {
  background: #fff; border: 1px solid var(--slate-200); border-radius: 18px;
  overflow: hidden; display: flex; flex-direction: column;
  transition: box-shadow .25s, border-color .25s, transform .25s;
}
.card:hover {
  box-shadow: 0 18px 40px -18px rgba(11, 22, 40, .25);
  border-color: rgba(6, 182, 212, .4); transform: translateY(-3px);
}
.card-top {
  height: 120px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-800) 100%);
  position: relative; display: grid; place-items: center;
}
.card-top span {
  font-family: 'Cormorant Garamond', serif; color: rgba(255,255,255,.12);
  font-size: 64px; font-weight: 700;
}
.card-top::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(6,182,212,.25), transparent 60%);
}
.card-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.card-kw {
  font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--cyan-600); font-weight: 700; margin-bottom: 8px;
}
.card h3 { font-size: 22px; margin-bottom: 8px; }
.card p { color: var(--slate-500); font-size: 14px; flex: 1; }
.card .more {
  margin-top: 16px; font-weight: 600; font-size: 14px; color: var(--cyan-600);
  display: inline-flex; align-items: center; gap: 6px;
}
.card:hover .more { gap: 10px; }

/* ── Article ────────────────────────────────────────────── */
.article-hero {
  background:
    radial-gradient(ellipse 70% 90% at 50% 0%, rgba(6, 182, 212, .12) 0%, transparent 65%),
    var(--navy);
  color: #fff; padding: 56px 0 60px;
}
.breadcrumb { font-size: 13px; color: rgba(255,255,255,.5); margin-bottom: 18px; }
.breadcrumb a { color: rgba(255,255,255,.7); }
.breadcrumb a:hover { color: #fff; }
.article-hero .kw {
  display: inline-block; font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--cyan); font-weight: 700; margin-bottom: 12px;
}
.article-hero h1 { color: #fff; font-size: clamp(30px, 5vw, 48px); max-width: 820px; }
.article-meta { margin-top: 16px; color: rgba(255,255,255,.55); font-size: 14px; }

.article-body { padding: 56px 0 24px; }
.article-body .wrap { max-width: 760px; }
.article-body p { margin: 0 0 20px; font-size: 17px; color: var(--slate-700); }
.article-body h2 { font-size: 30px; margin: 40px 0 16px; }
.article-body h3 { font-size: 23px; margin: 28px 0 12px; }
.article-body ul, .article-body ol { margin: 0 0 22px; padding-left: 22px; }
.article-body li { margin-bottom: 10px; font-size: 17px; }
.article-body strong { color: var(--navy); }
.article-body a { font-weight: 600; border-bottom: 1px solid rgba(6,182,212,.35); }
.article-body blockquote {
  border-left: 3px solid var(--cyan); background: var(--slate-50);
  padding: 16px 22px; margin: 0 0 24px; border-radius: 0 12px 12px 0;
  font-family: 'Cormorant Garamond', serif; font-size: 21px; color: var(--navy);
}

.faq { background: var(--slate-50); border: 1px solid var(--slate-100); border-radius: 14px; padding: 8px 24px; margin: 8px 0 24px; }
.faq details { border-bottom: 1px solid var(--slate-200); padding: 16px 0; }
.faq details:last-child { border-bottom: 0; }
.faq summary { font-weight: 600; color: var(--navy); cursor: pointer; font-size: 16px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: '+ '; color: var(--cyan-600); font-weight: 700; }
.faq details[open] summary::before { content: '− '; }
.faq details p { margin: 12px 0 0; font-size: 15px; color: var(--slate-600); }

/* ── CTA box ────────────────────────────────────────────── */
.cta-box {
  background: var(--navy); color: #fff; border-radius: 20px;
  padding: 36px; text-align: center; margin: 36px 0;
}
.cta-box h3 { color: #fff; font-size: 28px; margin-bottom: 10px; }
.cta-box p { color: rgba(255,255,255,.6); margin-bottom: 22px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--cyan); color: #fff !important; padding: 13px 26px;
  border-radius: 11px; font-weight: 600; font-size: 15px;
}
.btn:hover { background: var(--cyan-600); color: #fff !important; }
.btn-ghost {
  background: transparent; border: 1px solid rgba(255,255,255,.25); color: #fff !important;
  margin-left: 8px;
}
.btn-ghost:hover { background: rgba(255,255,255,.08); }

/* related */
.related { margin-top: 48px; }
.related h2 { font-size: 26px; margin-bottom: 18px; }
.related-links { display: flex; flex-wrap: wrap; gap: 10px; }
.related-links a {
  background: var(--slate-50); border: 1px solid var(--slate-200);
  border-radius: 10px; padding: 9px 16px; font-size: 14px; color: var(--slate-700);
}
.related-links a:hover { border-color: var(--cyan); color: var(--cyan-600); }

/* ── Footer ─────────────────────────────────────────────── */
.site-footer { background: var(--navy); color: rgba(255,255,255,.55); padding: 48px 0 28px; margin-top: 40px; }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 28px; }
.site-footer h4 { color: #fff; font-size: 18px; margin-bottom: 14px; }
.site-footer a { color: rgba(255,255,255,.55); font-size: 14px; }
.site-footer a:hover { color: var(--cyan); }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 9px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08); margin-top: 32px; padding-top: 20px;
  font-size: 13px; color: rgba(255,255,255,.35); text-align: center;
}
.footer-contact a { color: var(--cyan) !important; font-weight: 600; }