@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, sans-serif;
  background: #f8fbff;
  color: #1f2937;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: auto;
  padding: 0 24px;
}

.section {
  padding: 110px 0;
  position: relative;
}

.section.light {
  background: #ffffff;
}

/* BACKGROUND ELEMENTS */
.bg-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  z-index: -1;
}

.shape-1 {
  width: 400px;
  height: 400px;
  background: #c7d2fe;
  top: -100px;
  left: -100px;
}

.shape-2 {
  width: 500px;
  height: 500px;
  background: #bae6fd;
  bottom: -200px;
  right: -200px;
}

.bg-tooth {
  position: fixed;
  right: -80px;
  top: 40%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, #e0f2fe, transparent);
  border-radius: 50%;
  z-index: -1;
}

/* HERO */
.hero {
  min-height: 95vh;
  display: flex;
  align-items: center;
}

.badge {
  display: inline-block;
  background: #e0f2fe;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 14px;
  margin-bottom: 20px;
}

h1 {
  font-size: 56px;
  line-height: 1.1;
}

h2 {
  font-size: 38px;
  margin-bottom: 20px;
}

p {
  font-size: 18px;
  line-height: 1.7;
}

.btn {
  display: inline-block;
  margin-top: 30px;
  padding: 16px 36px;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: white;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 20px 40px rgba(59,130,246,.4);
}

/* SPLIT */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.tooth-card svg {
  width: 100%;
}

/* GRID */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px,1fr));
  gap: 30px;
}

.card {
  background: #f1f5f9;
  padding: 40px;
  border-radius: 24px;
  font-size: 18px;
  text-align: center;
}

/* TIMELINE */
.timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(200px,1fr));
  gap: 20px;
  font-size: 18px;
}

/* PRICE */
.price {
  text-align: center;
}
.price strong {
  font-size: 42px;
  color: #2563eb;
}

/* FORM */
.form-card {
  max-width: 420px;
}
input, button {
  width: 100%;
  padding: 14px;
  margin-bottom: 14px;
  border-radius: 10px;
  border: 1px solid #cbd5e1;
}
button {
  background: #2563eb;
  color: white;
  border: none;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 40px;
  background: #020617;
  color: #c7d2fe;
}

/* ANIMATIONS */
.fade-in {
  animation: fade 1.4s ease forwards;
}
.reveal {
  opacity: 0;
  transform: translateY(50px);
}
.reveal.active {
  opacity: 1;
  transform: none;
  transition: 1s;
}
@keyframes fade {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: none; }
}

.popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.popup.hidden {
  display: none;
}

.popup-content {
  background: white;
  padding: 40px;
  border-radius: 20px;
  text-align: center;
  max-width: 400px;
  animation: scaleIn 0.4s ease;
}

.popup-content h2 {
  margin-bottom: 10px;
}

.popup-content button {
  margin-top: 20px;
  padding: 12px 30px;
  border-radius: 999px;
  border: none;
  background: #2563eb;
  color: white;
  font-size: 16px;
  cursor: pointer;
}

@keyframes scaleIn {
  from { transform: scale(0.7); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
/* ===== MOBILE VERSION ===== */
@media (max-width: 768px) {

  body {
    overflow-x: hidden;
  }

  h1 {
    font-size: 34px;
    line-height: 1.2;
  }

  h2 {
    font-size: 26px;
  }

  p {
    font-size: 16px;
  }

  .hero {
    min-height: auto;
    padding: 80px 0 60px;
    text-align: center;
  }

  .badge {
    font-size: 13px;
  }

  .btn {
    width: 100%;
    padding: 14px 20px;
    font-size: 16px;
  }

  .split {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .timeline {
    grid-template-columns: 1fr;
  }

  .card {
    padding: 24px;
    font-size: 16px;
  }

  .price strong {
    font-size: 32px;
  }

  .form-card {
    max-width: 100%;
  }

  input, button {
    font-size: 16px;
    padding: 14px;
  }

  footer {
    font-size: 14px;
    padding: 24px;
  }

  .bg-shape,
  .bg-tooth {
    display: none;
  }
}