body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  background: #fdf2f2;
  color: #1f2937;
}

/* HEADER */
.header {
  background: linear-gradient(135deg, #7a0c0c, #b11212);
  color: white;
  padding: 30px 15px;
  text-align: center;
}

.header h1 {
  margin: 0;
  font-size: 26px;
}

.header p {
  margin-top: 5px;
  font-size: 14px;
}

/* TRACK SECTION */
.track-section {
  padding: 30px 15px;
  max-width: 700px;
  margin: auto;
}

.track-box {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}

.track-box input {
  flex: 1;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
}

.track-box button {
  background: #7a0c0c;
  color: white;
  border: none;
  padding: 14px 18px;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 600;
}

/* RESULT */
.result {
  background: white;
  margin-top: 25px;
  padding: 20px;
  border-radius: 14px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.08);
}

.result p {
  margin: 6px 0;
}

/* CONTACT */
.contact-section {
  background: white;
  padding: 30px 15px;
  margin-top: 30px;
}

.contact-card {
  max-width: 700px;
  margin: auto;
  background: #fdf2f2;
  padding: 20px;
  border-radius: 14px;
}

/* FOOTER */
.footer {
  text-align: center;
  padding: 15px;
  font-size: 13px;
  color: #6b7280;
}

.hidden {
  display: none;
}

/* MOBILE */
@media (max-width: 600px) {
  .track-box {
    flex-direction: column;
  }
}