* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue',
    Arial, 'Noto Sans', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: #f3e9dc;
  color: #3c2a20;
}

.layout {
  min-height: 100vh;
  padding: 32px 24px 48px;
  max-width: 1200px;
  margin: 0 auto;
}

.hero {
  margin-bottom: 24px;
  background: linear-gradient(135deg, #d9a87a, #b87a4b);
  color: #fff7e6;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 14px 35px rgba(97, 63, 36, 0.25);
}

.eyebrow {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #f8e8ce;
  font-size: 12px;
  margin: 0 0 8px;
}

h1 {
  margin: 0 0 10px;
  font-size: 28px;
}

.subtitle {
  margin: 0;
  color: #fbead2;
}

.tabs {
  background: #fff7e6;
  border: 1px solid #d8bfa3;
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 10px 24px rgba(97, 63, 36, 0.12);
}

.tab-bar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.tab {
  border: 1px solid #c69c6c;
  background: #f0d2aa;
  color: #3c2a20;
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
  box-shadow: 0 6px 14px rgba(97, 63, 36, 0.14);
}

.tab:hover {
  background: #e8c38f;
  border-color: #b68557;
}

.tab.active {
  background: linear-gradient(135deg, #8bcf8b, #6ea66e);
  border-color: #5f8c5f;
  color: #1f120c;
  font-weight: 700;
}

.frames {
  position: relative;
}

.flow-frame {
  width: 100%;
  min-height: 70vh;
  border: 1px solid #d8bfa3;
  border-radius: 10px;
  overflow: hidden;
  background: #fffaf0;
  display: none;
  box-shadow: 0 10px 24px rgba(97, 63, 36, 0.12);
}

.flow-frame.active {
  display: block;
}

.footer {
  margin-top: 24px;
  color: #7a5a45;
  text-align: center;
  font-size: 14px;
}