* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #f5f7f9;
  color: #17212b;
  line-height: 1.6;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.site-header {
  background: #ffffff;
  border-bottom: 1px solid #dfe5ea;
  padding: 20px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 1px;
}

.tagline {
  font-size: 0.85rem;
  color: #66727d;
}

.prototype-badge {
  border: 1px solid #cbd5dc;
  border-radius: 20px;
  padding: 6px 12px;
  font-size: 0.8rem;
}

.hero {
  padding: 65px 0 35px;
  max-width: 800px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero p {
  color: #5d6872;
  font-size: 1.1rem;
}

.card,
.results,
.how-it-works {
  background: #ffffff;
  border: 1px solid #dfe5ea;
  border-radius: 18px;
  padding: 30px;
  margin-bottom: 30px;
}

textarea {
  width: 100%;
  margin-top: 12px;
  padding: 16px;
  border: 1px solid #cbd5dc;
  border-radius: 10px;
  font: inherit;
  resize: vertical;
}

textarea:focus {
  outline: 2px solid #b8cbd8;
}

button {
  margin-top: 15px;
  padding: 13px 22px;
  border: 0;
  border-radius: 9px;
  background: #17212b;
  color: white;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  opacity: 0.9;
}

.disclaimer {
  margin-top: 15px;
  font-size: 0.8rem;
  color: #737d86;
}

.hidden {
  display: none;
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.eyebrow {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 1px;
  color: #6a747d;
}

.result-header h2 {
  margin: 5px 0 0;
  font-size: 2rem;
}

.score-box {
  border: 1px solid #dfe5ea;
  border-radius: 12px;
  padding: 15px 20px;
  text-align: center;
  min-width: 90px;
}

.score-box span {
  font-size: 2rem;
  font-weight: 800;
}

.score-box small {
  color: #737d86;
}

.result-section {
  margin-top: 30px;
  padding-top: 25px;
  border-top: 1px solid #e6eaed;
}

.result-section h3 {
  margin-top: 0;
}

#reasons {
  padding-left: 22px;
}

.flags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.flag {
  background: #f0f3f5;
  border-radius: 20px;
  padding: 7px 12px;
  font-size: 0.85rem;
}

.source {
  padding: 15px;
  border: 1px solid #e0e5e9;
  border-radius: 10px;
  margin-bottom: 10px;
}

.source strong {
  display: block;
}

.source small {
  color: #6d7780;
}

.source a {
  color: inherit;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.step span {
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #17212b;
  color: white;
  font-weight: 700;
}

.step h3 {
  margin-bottom: 5px;
}

.step p {
  margin-top: 0;
  color: #66727d;
}

footer {
  padding: 35px 0;
  color: #6d7780;
  font-size: 0.8rem;
}

@media (max-width: 700px) {

  .header-inner {
    align-items: flex-start;
  }

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

  .result-header {
    align-items: flex-start;
  }

}