/* shared scaffolding for the design mockup set */
* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: #f3f4f6;
  color: #111827;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.page-header {
  padding: 32px 24px 16px;
  border-bottom: 1px solid #e5e7eb;
  background: #fff;
}
.page-header h1 { font-size: 22px; font-weight: 700; }
.page-header .breadcrumb {
  font-size: 13px; color: #6b7280; margin-bottom: 6px;
}
.page-header .breadcrumb a { color: #4f46e5; text-decoration: none; }

.page-body { padding: 24px; max-width: 1600px; margin: 0 auto; }

.section-title {
  font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: #6b7280; margin-bottom: 12px;
}

.callout {
  background: #fff; border: 1px solid #e5e7eb; border-radius: 12px;
  padding: 16px 20px; margin-bottom: 24px;
}
.callout p { font-size: 14px; color: #374151; }
.callout strong { color: #111827; }

/* phone frame — a stylized device chrome */
.phone-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
  align-items: start;
}
.phone-col {
  display: flex; flex-direction: column; align-items: center;
}
.phone-col h2 {
  font-size: 18px; font-weight: 700; margin-bottom: 4px; text-align: center;
}
.phone-col .blurb {
  font-size: 13px; color: #6b7280; text-align: center; margin-bottom: 16px;
  max-width: 320px;
}
.phone-col .badge {
  display: inline-block; font-size: 11px; font-weight: 600;
  background: #ecfdf5; color: #047857; padding: 3px 8px; border-radius: 999px;
  margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.05em;
}

.phone {
  width: 340px; height: 720px;
  border-radius: 44px;
  background: #111827;
  padding: 12px;
  box-shadow: 0 18px 50px rgba(17,24,39,0.18), 0 4px 12px rgba(17,24,39,0.08);
  position: relative;
}
.phone::before {
  content: '';
  position: absolute; top: 18px; left: 50%; transform: translateX(-50%);
  width: 90px; height: 22px; background: #000; border-radius: 12px; z-index: 2;
}
.phone-screen {
  width: 100%; height: 100%; border-radius: 32px; overflow: hidden;
  background: #fff; position: relative;
}
.phone-status {
  height: 44px; display: flex; align-items: flex-end; justify-content: space-between;
  padding: 0 24px 6px; font-size: 12px; font-weight: 600; color: inherit;
  position: relative; z-index: 1;
}
.phone-status .time { letter-spacing: 0.04em; }
.phone-status .indicators { display: flex; gap: 4px; align-items: center; }
.phone-status .indicators svg { width: 14px; height: 14px; }

/* annotation pills used to label parts of the mockup */
.notes {
  display: flex; flex-wrap: wrap; gap: 6px; justify-content: center;
  margin-top: 16px; max-width: 320px;
}
.notes .pill {
  font-size: 11px; padding: 3px 8px; border-radius: 999px;
  background: #f3f4f6; color: #374151; border: 1px solid #e5e7eb;
}

.legend {
  margin-top: 48px; padding: 20px 24px;
  background: #fff; border: 1px solid #e5e7eb; border-radius: 12px;
}
.legend h3 { font-size: 14px; margin-bottom: 8px; }
.legend p { font-size: 13px; color: #4b5563; margin-bottom: 6px; }

a.btn-back {
  display: inline-block; margin-bottom: 8px;
  font-size: 13px; color: #4f46e5; text-decoration: none;
}
a.btn-back:hover { text-decoration: underline; }