* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background-color: #819A91;
  color: #ffffff;
}

.app-shell {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 24px 32px;
}

.hero {
  text-align: center;
  margin-bottom: 28px;
}

.content-layout {
  display: grid;
  gap: 28px;
  align-items: start;
}

.right-column {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.results-area {
  margin: 32px auto 0;
  display: flex;
  justify-content: center;
  padding: 0 12px;
}

.results-card {
  width: min(100%, 560px);
  background: #000000;
  border-radius: 28px;
  padding: 32px 40px;
  border: 1px solid rgba(159, 225, 203, 0.16);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 190px;
}

.results-label {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  color: #ffffff;
}

.results-value {  
  margin: 0;
  font-size: 2rem;
  color: #f8fafc;
}

.results-note {
  margin: 18px auto 0;
  color: #D85A30;
  font-size: 1rem;
  line-height: 1.7;
  max-width: 100%;
  text-align: center;
  opacity: 0.85;
}

.site-footer {
  margin-top: 32px;
  text-align: center;
  color: #000000;
  font-size: 0.95rem;
  line-height: 1.8;
}

.hero h1 {
  margin: 0;
  font-size: clamp(3rem, 5vw, 4.25rem);
  letter-spacing: -0.04em;
  color: #000000;
  font-weight: 800;
}

.form-card {
  background: #000000;
  border-radius: 32px;
  padding: 40px;
}

.form-card form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 24px;
}

.field-group {
  display: grid;
  gap: 10px;
}

.field-group:has(.pill-group),
.form-card form > button {
  grid-column: 1 / -1;
}

label {
  font-size: 0.95rem;
  font-weight: 600;
  color: #ffffff;
}

input,
select {
  width: 100%;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(159, 225, 203, 0.2);
  background: rgba(21, 25, 27, 0.6);
  font-size: 1rem;
  color: #f8fafc;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%239FE1CB'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
}

.pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill-group input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.pill-group label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid #000000;
  background: rgba(21, 25, 27, 0.6);
  color: #cbd5e1;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.95rem;
  min-width: 110px;
  text-align: center;
}

.pill-group input[type="radio"]:checked + label {
  background: #ffffff;
  border-color: #fefefe;
  color: #000000;
}

.pill-group input[type="radio"] + label:hover {
  background: #ffffff;
  border-color: #ffffff;
}

input:focus,
select:focus {
  outline: none;
  border-color: #F0997B;
  background: rgba(0, 0, 0, 0.85);
  box-shadow: 0 0 0 4px rgba(240, 153, 123, 0.18);
}

button {
  display: inline-block;
  width: 100%;
  padding: .75rem 1.25rem;
  border-radius: 10rem;
  color: #ffffff;
  text-transform: uppercase;
  font-size: 1rem;
  letter-spacing: .15rem;
  transition: color 1s ease;
  position: relative;
  overflow: hidden;
  z-index: 1;
  border: none;
  background: transparent;
}

button::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #D85A30;
  border-radius: 10rem;
  z-index: -2;
}

button::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 100%;
  background-color: #A13A21;
  transition: width .3s ease;
  border-radius: 10rem;
  z-index: -1;
}

button:hover {
  color: #ffffff;
}

button:hover::before {
  width: 100%;
}

@media (max-width: 520px) {
  .form-card form {
    grid-template-columns: 1fr;
  }

  .app-shell {
    padding: 32px 16px;
  }
}