/* Kurumsal açık tema (kırmızı-mavi), geniş ve modern yerleşim */
:root{
  --bg: #F7FAFF;
  --surface: #FFFFFF;
  --surface-2: #F1F5FB;
  --text: #0F172A;
  --muted: #475569;
  --border: #E2E8F0;
  --primary: #E84D4D;
  --primary-weak: #FCE9E9;
  --secondary: #3B82F6;
  --secondary-weak: #E8F1FF;
  --accent: #60A5FA;
  --shadow: 0 12px 36px rgba(15,23,42,0.08);
}

* { box-sizing: border-box; }
html, body { margin:0; padding:0; font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; background: var(--bg); color: var(--text); }

.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 28px; }

/* NAV */
.nav-wrap { position: sticky; top:0; z-index: 20; background: rgba(255,255,255,0.9); backdrop-filter: blur(6px); border-bottom: 1px solid var(--border); }
.nav { height: 72px; display:flex; align-items:center; justify-content:space-between; }
.brand { display:flex; align-items:center; gap:12px; }
.logo { height: 44px; display:block; }
.logo.small { height: 28px; opacity: .95; display:block; }
.nav-links { list-style:none; display:flex; gap:18px; padding:0; margin:0; flex-wrap: wrap; align-items: center; }
.nav-links a { color: var(--text); text-decoration:none; padding:10px 12px; border-radius: 10px; }
.nav-links a:hover { background: var(--surface-2); }
.nav-links .admin { border: 1px solid var(--border); }
.btn-sm { padding: 8px 12px; font-size:14px; }

/* HERO */
.hero {
  background: radial-gradient(1200px 400px at 10% 20%, var(--secondary-weak), transparent 60%),
              radial-gradient(1200px 400px at 90% 10%, var(--primary-weak), transparent 60%);
  padding: 36px 0 60px;
}
.hero-inner { display:grid; grid-template-columns: 1.1fr .9fr; align-items:center; gap: 36px; }
.hero-text h1 { font-size: clamp(36px, 5.6vw, 66px); line-height: 1.06; margin: 8px 0 18px; }
.lead { color: var(--muted); font-size: 18px; margin: 0 0 24px; }
.hero-ctas { display:flex; gap:12px; flex-wrap: wrap; }

.btn { display:inline-block; border-radius: 12px; padding: 12px 18px; font-weight: 600; text-decoration:none; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--secondary)); color: #fff; box-shadow: var(--shadow); }
.btn-ghost { background: #fff; border: 1px solid var(--border); color: var(--text); }
.btn-block { display:block; width:100%; text-align:center; }

.trust-badges { display:flex; gap:12px; flex-wrap: wrap; margin-top: 16px; }
.badge-item { display:flex; align-items:center; gap:8px; background:#fff; border:1px solid var(--border); border-radius: 999px; padding:8px 12px; }
.badge-icon { width: 10px; height: 10px; border-radius: 999px; background: linear-gradient(135deg, var(--primary), var(--secondary)); }

.announcement-bar { display:flex; gap:10px; flex-wrap:wrap; margin-top: 16px; }
.pill { padding: 8px 12px; border-radius: 999px; border: 1px solid var(--border); background: #fff; font-size: 14px; }
.pill-info { border-color: var(--accent); }
.pill-success { border-color: #86efac; }
.pill-warning { border-color: #fcd34d; }
.pill-danger { border-color: #fca5a5; }

/* Hero art */
.hero-art { position: relative; height: 400px; display:flex; align-items:center; justify-content:center; }
.blob { position:absolute; filter: blur(30px); opacity:.55; border-radius: 999px; }
.blob-red { width: 280px; height: 280px; background: var(--primary); top: 30px; left: 8%; }
.blob-blue { width: 320px; height: 320px; background: var(--secondary); bottom: 8px; right: 6%; }
.device-mock { width: 340px; border-radius: 18px; border: 1px solid var(--border); background: var(--surface); box-shadow: var(--shadow); position: relative; z-index: 2; }
.mock-header { height: 46px; border-bottom: 1px solid var(--border); background: var(--surface-2); border-top-left-radius: 18px; border-top-right-radius: 18px; }
.mock-body { padding: 16px; }
.mock-line { height: 12px; background: var(--surface-2); border-radius: 8px; margin-bottom: 10px; }
.mock-line.short { width: 60%; }
.mock-card { height: 84px; background: var(--secondary-weak); border: 1px solid #D6E6FF; border-radius: 12px; margin: 10px 0; }
.mock-card.alt { background: var(--primary-weak); border: 1px solid #F6C7C7; }

/* Bölüm başlıkları */
.section { padding: 68px 0; }
.section-alt { background: var(--surface-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { display:flex; align-items:baseline; justify-content:space-between; gap:16px; margin-bottom: 18px; flex-wrap: wrap; }
.section-title { font-size: 32px; margin: 0; }
.section-subtitle { color: var(--muted); margin: 0; }

/* Grid ve Kartlar */
.grid { display:grid; gap: 18px; }
.cards-4 { grid-template-columns: repeat(4, minmax(240px, 1fr)); }
@media (max-width: 1300px) { .cards-4 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 980px) { .cards-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cards-4 { grid-template-columns: 1fr; } }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 18px;
  box-shadow: var(--shadow); transition: transform .15s ease, box-shadow .15s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12); }
.card .badge { display:inline-block; padding: 6px 10px; border-radius: 999px; background: var(--secondary-weak); color: var(--secondary); font-weight:600; font-size: 12px; margin-bottom: 8px; }
.card-meta { display:flex; align-items:center; gap:8px; font-size: 13px; color: var(--muted); }
.color-dot { width: 10px; height: 10px; border-radius: 999px; }

/* Avantajlar */
.features-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 1100px) { .features-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) { .features-3 { grid-template-columns: 1fr; } }
.feature { display:flex; gap:12px; align-items:flex-start; background: var(--surface); border:1px solid var(--border); border-radius: 14px; padding: 16px; box-shadow: var(--shadow); }
.feature-dot { width: 12px; height: 12px; border-radius: 999px; margin-top: 6px; }
.feature-content h3 { margin: 0 0 6px; font-size: 18px; }
.feature-content p { margin: 0 0 8px; color: var(--muted); }
.feature-tag { display:inline-block; font-size: 11px; padding: 4px 8px; border-radius: 999px; background: var(--secondary-weak); color: var(--secondary); }
.ghost { opacity: .98; }

/* Süreçler */
.steps { display:grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 980px) { .steps { grid-template-columns: 1fr; } }
.step { background: var(--surface); border:1px solid var(--border); border-radius: 16px; padding: 16px; box-shadow: var(--shadow); display:flex; gap: 14px; }
.step-num { width: 38px; height: 38px; border-radius: 999px; display:flex; align-items:center; justify-content:center; font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--primary), var(--secondary)); }

/* Planlar */
.pricing { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 980px) { .pricing { grid-template-columns: 1fr; } }
.price-card { background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 18px; box-shadow: var(--shadow); }
.price-card.featured { border-color: var(--secondary); box-shadow: 0 16px 40px rgba(59, 130, 246, 0.18); }
.price-card h3 { margin:0 0 8px; }
.price { font-weight: 800; color: var(--secondary); margin-bottom: 10px; }
.price-card ul { margin: 0 0 14px; color: var(--muted); }

/* Referanslar */
.testimonials { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 980px) { .testimonials { grid-template-columns: 1fr; } }
.t-card { background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 18px; box-shadow: var(--shadow); }
.t-card p { margin:0 0 10px; }
.t-author { color: var(--muted); font-size: 14px; }

/* SSS */
.faq details { background: #fff; border:1px solid var(--border); border-radius: 12px; padding: 12px 14px; margin-bottom: 10px; box-shadow: var(--shadow); }
.faq summary { cursor:pointer; font-weight: 600; }

/* İletişim */
.contact-wrap { display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 980px) { .contact-wrap { grid-template-columns: 1fr; } }
.contact-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 18px; box-shadow: var(--shadow);
}
.contact-list { list-style: none; padding: 0; margin: 0 0 10px; }
.contact-list li { margin-bottom: 8px; }
.contact-list a { color: var(--secondary); text-decoration: none; }
.contact-form {
  background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 18px; box-shadow: var(--shadow);
}
.form-row { display:flex; flex-direction:column; gap:6px; margin-bottom: 10px; }
.form-row input, .form-row textarea {
  padding: 12px; border-radius: 10px; border: 1px solid var(--border); background: #fff; color: var(--text);
}
.alert { padding: 10px 12px; border-radius: 10px; margin-bottom: 10px; border: 1px solid; background: #fff; }
.alert.success { border-color: #86efac; }
.alert.danger { border-color: #fca5a5; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 22px 0; background: #fff; }
.footer-inner { display:flex; align-items:center; justify-content:space-between; gap:12px; }
.footer-brand { display:flex; align-items:center; gap:10px; }
.footer-nav a { color: var(--muted); text-decoration:none; margin-left: 12px; }
.footer-nav a:hover { color: var(--text); }

/* Responsive */
@media (max-width: 1100px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { height: 280px; }
}