:root {
  --bg: #fff; /**/
  --muted: #6b7280;
  --accent: #8d3630; /*#6C79D8*/
  --accent-2: #541510; /**/
  --cta: #00376b; /*#F70000*/
  --card: #f8fafc;
  --radius: 12px;
  font-family:
    "Inter",
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial;
  color-scheme: light;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: #0f172a;
  line-height: 1.45;
}
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

/* Header */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  flex-wrap: wrap;
  gap: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}
.brand img {
  max-width: 140px;
  height: auto;
}
.logo {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
}
nav {
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}
nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
}
.cta {
  background: var(--cta);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 30px;
  align-items: center;
  padding: 40px 0;
}
.hero h1 {
  font-size: 34px;
  margin: 0 0 12px;
}
.hero p {
  margin: 0 0 18px;
  color: var(--muted);
}
.quick-stats {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.stat {
  background: var(--card);
  padding: 12px;
  border-radius: 10px;
  min-width: 120px;
  text-align: center;
}

/* ===== FORM ===== */
.form-card {
  background: linear-gradient(180deg, #fff, #fafbff);
  padding: 18px;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(18, 26, 64, 0.06);
}
.form-card h3 {
  margin: 0 0 8px;
}

input,
select,
textarea {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #e6e9ef;
  font-size: 14px;
}

button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 14px;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
}


/* Benefits */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 28px 0;
}
.card {
  background: var(--card);
  padding: 18px;
  border-radius: 12px;
}

/* Menu preview */
.menu {
  display: flex;
  gap: 14px;
  align-items: center;
  margin: 24px 0;
  flex-wrap: wrap;
}

.menu img {
  width: 220px;
  height: 140px;
  object-fit: cover;
  border-radius: 10px;
}

/* Pricing & ROI */
.pricing {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin: 24px 0;
}

/* FAQ */
.faq {
  margin: 28px 0;
}
.faq-item {
  border-radius: 10px;
  background: #fff;
  padding: 12px;
  margin-bottom: 8px;
  border: 1px solid #eef2ff;
}
.faq-q {
  display: flex;
  justify-content: space-between;
  cursor: pointer;
}

/* Tam genişlikte bölüm (contact ve footer için) */
.full-width-section {
  width: 100%;
  max-width: 1900px;
  margin: 0;
  background: #f8fafc;
  padding: 40px 0;
  border-top: 1px solid #eef2ff;
  border-bottom: 1px solid #eef2ff;
}

/* İçerik 1100px'te kalır */
.full-width-section .container,
.full-width-footer .container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}
.full-width-section a {
  color: var(--muted);
  opacity: 0.8;
  text-decoration: none;
}

/* Footer */
/* Footer tam genişlikte, max-width: 1900px */
.full-width-footer {
  width: 100%;
  max-width: 1900px;       
  margin: 0 auto;          
  background: var(--cta);
  padding: 28px 0;
  border-top: 1px solid #eef2ff;
  
}

/* Footer içindeki container 1100px'te kalır */
.full-width-footer .container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Footer içindeki linklerin rengini düzelt */
.full-width-footer a {
  color: #fff;
  opacity: 0.8;
  text-decoration: none;
}

.full-width-footer a:hover {
  opacity: 1;
}

.full-width-footer div {
  color: #fff;
}

/* --- PREMIUM DESIGN UPGRADE -------------------------------------- */

/* Buttons more premium */
.cta,
button {
  transition: 0.25s ease;
}
.cta:hover,
button:hover {
  transform: scale(1.04);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
}

/* Cards upgraded */
.card {
  transition: 0.25s ease;
  border: 1px solid #f1e8e8;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.07);
}

/* Menu images premium look */
.menu img {
  transition: 0.35s ease;
}
.menu img:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

/* Headings refined */
h1,
h2,
h3 {
  letter-spacing: -0.5px;
}

#backToTopBtn {
  display: none; /* Başlangıçta gizli */
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 99;
  border: none;
  outline: none;
  background-color: #3b82f6;
  color: white;
  cursor: pointer;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
  opacity: 0.8;
}

#backToTopBtn:hover {
  background-color: #2563eb;
  opacity: 1;
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.whatsapp-button {
  position: fixed;
  bottom: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  background-color: #25d366;
  color: white;
  font-size: 16px;
  font-weight: bold;
  border: none;
  border-radius: 50px;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 9999;
  transition:
    transform 0.2s ease,
    background-color 0.2s ease;
}

.whatsapp-button:hover {
  transform: scale(1.05);
  background-color: #20b954;
}

.whatsapp-icon {
  width: 24px;
  height: 24px;
  margin-right: 8px;
}

/* Responsive */
@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing {
    grid-template-columns: 1fr;
  }
}

/* 768px altı (tablet) */
@media (max-width: 768px) {
  #backToTopBtn {
    width: 40px;
    height: 40px;
    font-size: 16px;
    bottom: 20px;
    right: 20px;
  }

  .whatsapp-button {
    bottom: 15px;
    left: 15px;
    padding: 10px 14px;
    font-size: 14px;
  }

  .whatsapp-icon {
    width: 20px;
    height: 20px;
  }

  .whatsapp-text {
    display: inline;
  }

  .hero h1 {
    font-size: 28px;
  }

  .container {
    padding: 24px;
  }
}

@media (max-width: 600px) {
  /* ===== HEADER ===== */
  nav {
    display: none;
  }
  /* Telefon numarası butonu gizle
   header .cta:last-child {
    display: none; 
  }*/ 

  .brand img {
    max-width: 100px;
  }
  .hero {
    padding: 16px 0;
  }
  .hero h1 {
    font-size: 22px;
  }

  .quick-stats {
    gap: 6px;
  }

  .stat {
    min-width: 80px;
    padding: 8px;
    font-size: 12px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
  
  /* ===== MENU ===== */
  .menu {
    flex-direction: column;
  }

  .menu img {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
  }

  /* ===== FORM ===== */
  .form-card {
    padding: 14px;
  }

  input,
  select,
  textarea {
    font-size: 16px; /* iOS zoom'u engeller */
    padding: 12px;
  }

  /* ===== FULL WIDTH ===== */
  .full-width-section {
    padding: 24px 0;
  }

  .full-width-section .container,
  .full-width-footer .container {
    padding: 0 16px;
  }

  /* ===== FOOTER ===== */
  .full-width-footer {
    padding: 20px 0;
  }

  .full-width-footer .container > div {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }

  /* ===== FAQ ===== */
  .faq-item {
    padding: 10px;
  }
}