body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  background: #0f172a;
  color: #e2e8f0;
}

.container {
  max-width: 600px;
  margin: 50px auto;
  padding: 20px;
}

h1 {
  text-align: center;
}

.subtitle {
  text-align: center;
  color: #94a3b8;
  margin-bottom: 20px;
}

.card {
  background: #1e293b;
  padding: 20px;
  border-radius: 12px;
}

label {
  margin-top: 12px;
  display: block;
}

input[type="number"],
select {
  width: 100%;
  padding: 10px;
  border-radius: 6px;
  border: none;
  background: #020617;
  color: white;
  margin-top: 5px;
}

input[type="range"] {
  width: 100%;
  margin-top: 5px;
  accent-color: #6366f1;
}

.tenure-row {
  display: flex;
  gap: 10px;
}

.tenure-row input {
  flex: 2;
}

.tenure-row select {
  flex: 1;
}

button {
  margin-top: 20px;
  padding: 12px;
  width: 100%;
  background: #6366f1;
  border: none;
  border-radius: 8px;
  color: white;
  cursor: pointer;
  font-size: 16px;
}

button:hover {
  background: #4f46e5;
}

.result {
  margin-top: 20px;
  background: #020617;
  padding: 15px;
  border-radius: 8px;
}

.result span {
  font-weight: bold;
  color: #22c55e;
}

.amount-words {
  font-size: 13px;
  color: #94a3b8;
  margin-top: 4px;
  font-style: italic;
}

.words {
  display: block;
  font-size: 12px;
  color: #94a3b8;
  margin-top: 4px;
  font-style: italic;
}

/* Remove arrows in Chrome, Safari, Edge */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Remove arrows in Firefox */
input[type="number"] {
  -moz-appearance: textfield;
}
.seo-section {
  margin-top: 40px;
  color: #cbd5f5;
}

.seo-section h2 {
  margin-top: 20px;
}