* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: #ecfeff;
  color: #164e63;
  line-height: 1.72;
}
a { color: #0e7490; }

.tso-bar {
  background: linear-gradient(110deg, #155e75, #0891b2);
  color: #ecfeff;
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 22px;
}
.tso-logo { font-weight: 800; font-size: 17px; }
.tso-nav { display: flex; flex-wrap: wrap; gap: 12px; font-size: 14px; }
.tso-nav a { color: #a5f3fc; text-decoration: none; font-weight: 600; }
.tso-nav a:hover { color: #fff; }
.tso-btn {
  display: inline-block;
  background: #fde047;
  color: #164e63 !important;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
}
.tso-btn--dark { background: #155e75; color: #ecfeff !important; }

.tso-wrap { max-width: 900px; margin: 0 auto; padding: 28px 22px 64px; }
.tso-hero h1 { margin: 0 0 12px; font-size: clamp(26px, 4vw, 34px); color: #155e75; }
.tso-lead {
  background: #fff;
  border: 1px solid #67e8f9;
  border-radius: 12px;
  padding: 16px;
  margin: 0 0 16px;
}

.tso-steps {
  background: #fff;
  border: 1px solid #67e8f9;
  border-radius: 14px;
  padding: 22px;
  margin-bottom: 20px;
}
.tso-steps h2 { margin: 0 0 12px; font-size: 22px; color: #0e7490; }
.tso-bar-track {
  height: 10px;
  background: #cffafe;
  border-radius: 999px;
  overflow: hidden;
  margin: 14px 0;
}
.tso-bar-fill {
  height: 100%;
  width: 33%;
  background: linear-gradient(90deg, #0891b2, #06b6d4);
  border-radius: 999px;
  transition: width 0.25s ease;
}
.tso-step-label { font-weight: 600; color: #155e75; margin-bottom: 12px; }
.tso-step-btns { display: flex; gap: 8px; flex-wrap: wrap; }

.tso-card {
  background: #fff;
  border: 1px solid #a5f3fc;
  border-radius: 14px;
  padding: 22px;
  margin-bottom: 18px;
}
.tso-card h2 { margin: 0 0 12px; font-size: 21px; color: #0e7490; }

.tso-checklist { list-style: none; padding: 0; margin: 0; }
.tso-checklist li {
  padding: 12px 14px 12px 40px;
  margin-bottom: 8px;
  background: #f0fdfa;
  border: 1px solid #99f6e4;
  border-radius: 10px;
  position: relative;
}
.tso-checklist li::before {
  content: "✓";
  position: absolute;
  left: 14px;
  color: #0d9488;
  font-weight: 800;
}

.tso-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 14px; }
@media (max-width: 640px) { .tso-grid { grid-template-columns: 1fr; } }
.tso-grid div { background: #ecfeff; padding: 14px; border-radius: 10px; border: 1px solid #a5f3fc; }

.tso-faq details {
  background: #f0fdfa;
  border: 1px solid #99f6e4;
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 10px;
}
.tso-faq summary { cursor: pointer; font-weight: 600; color: #155e75; }

.tso-foot { text-align: center; padding: 22px; font-size: 13px; color: #64748b; }

@media (prefers-reduced-motion: reduce) {
  *, *::before { transition: none !important; }
  html { scroll-behavior: auto; }
}