:root {
  --primary: #1a56db;
  --primary-dark: #123a9e;
  --accent: #ff7a00;
  --whatsapp: #25d366;
  --whatsapp-dark: #1ebe5b;
  --dark: #0f172a;
  --gray: #64748b;
  --light-bg: #f8fafc;
  --border: #e2e8f0;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
  color: var(--dark);
  line-height: 1.6;
  background: #fff;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn-call {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 16px rgba(255, 122, 0, 0.35);
}
.btn-call:hover { background: #e56d00; }

.btn-whatsapp {
  background: var(--whatsapp);
  color: #fff;
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.35);
}
.btn-whatsapp:hover { background: var(--whatsapp-dark); }

.btn-primary {
  background: var(--primary);
  color: #fff;
  width: 100%;
  justify-content: center;
  padding: 14px;
}
.btn-primary:hover { background: var(--primary-dark); }

.btn-lg { padding: 15px 26px; font-size: 1rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  gap: 20px;
}

.logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--dark);
  flex-shrink: 0;
}
.logo span { color: var(--primary); }

.nav {
  display: flex;
  gap: 28px;
  flex: 1;
  justify-content: center;
}
.nav a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--dark);
  transition: color 0.15s ease;
}
.nav a:hover { color: var(--primary); }

.header-cta { display: flex; gap: 10px; flex-shrink: 0; }
.header-cta .btn { padding: 10px 16px; font-size: 0.85rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, #eef4ff 0%, #f8fafc 60%);
  padding: 70px 0 90px;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
}

.badge {
  display: inline-block;
  background: #dbeafe;
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 0.8rem;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero-text h1 {
  font-size: 2.6rem;
  line-height: 1.2;
  margin-bottom: 18px;
  font-weight: 800;
}
.hero-text h1 span { color: var(--primary); }

.hero-text p {
  color: var(--gray);
  font-size: 1.05rem;
  margin-bottom: 28px;
  max-width: 560px;
}

.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 28px; }

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  color: var(--dark);
  font-weight: 600;
  font-size: 0.92rem;
}

.hero-visual { display: flex; justify-content: center; }
.hero-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
  width: 100%;
  max-width: 340px;
  border: 1px solid var(--border);
}
.hero-card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--gray);
  margin-bottom: 10px;
}
.hero-card-row .tag {
  background: #dcfce7;
  color: #15803d;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 6px;
}
.hero-card-title {
  color: var(--primary);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 6px;
}
.hero-card-url { color: #15803d; font-size: 0.85rem; margin-bottom: 10px; }
.hero-card-desc { color: var(--gray); font-size: 0.9rem; }

/* Section titles */
.section-title {
  text-align: center;
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 8px;
}
.section-sub {
  text-align: center;
  color: var(--gray);
  margin-bottom: 44px;
  font-size: 1rem;
}

/* Grid / Cards */
.hizmetler { padding: 90px 0; background: #fff; }
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--light-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card-icon { font-size: 2rem; margin-bottom: 14px; }
.card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.card p { color: var(--gray); font-size: 0.94rem; }

/* Neden biz */
.neden-biz { padding: 90px 0; background: var(--light-bg); }
.feature {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.feature-num {
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--primary);
  margin-bottom: 10px;
}
.feature h4 { margin-bottom: 8px; font-size: 1.02rem; }
.feature p { color: var(--gray); font-size: 0.9rem; }

/* Yorumlar */
.yorumlar { padding: 90px 0; background: #fff; }
.review {
  background: var(--light-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.stars { color: #f59e0b; font-size: 1.1rem; margin-bottom: 12px; letter-spacing: 2px; }
.review p { color: var(--dark); font-size: 0.95rem; margin-bottom: 16px; }
.review-author { font-weight: 700; color: var(--gray); font-size: 0.88rem; }

/* İletişim */
.iletisim { padding: 90px 0; background: var(--light-bg); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}
.contact-icon { font-size: 1.6rem; }
.contact-item h4 { font-size: 1rem; margin-bottom: 4px; }
.contact-item p { color: var(--gray); }
.contact-item a:hover { color: var(--primary); }

.contact-buttons { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 10px; }

.contact-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow);
}
.contact-form h3 { margin-bottom: 18px; font-size: 1.2rem; }
.contact-form label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 6px;
  margin-top: 14px;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.contact-form button { margin-top: 20px; }
.form-note { font-size: 0.8rem; color: var(--gray); margin-top: 12px; text-align: center; }

/* Footer */
.site-footer { background: var(--dark); color: #cbd5e1; padding: 34px 0; }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
.footer-logo { color: #fff; }
.footer-logo span { color: #60a5fa; }
.footer-inner p { font-size: 0.85rem; }
.footer-links { display: flex; gap: 18px; }
.footer-links a:hover { color: #fff; }

/* Floating buttons */
.floating-buttons {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 200;
}
.float-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
  box-shadow: 0 8px 20px rgba(0,0,0,0.25);
  transition: transform 0.15s ease;
}
.float-btn:hover { transform: scale(1.05); }
.float-whatsapp { background: var(--whatsapp); }
.float-call { background: var(--accent); }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    display: none;
    gap: 16px;
  }
  .nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .header-cta { display: none; }
  .hero-text h1 { font-size: 2rem; }
  .grid, .grid-4, .grid-3 { grid-template-columns: 1fr; }
  .float-btn span.label { display: none; }
}