:root{
  --bg:#ffffff;
  --text:#0b0b0c;
  --muted:#5b5f66;
  --line:#e8eaee;
  --card:#ffffff;
  --shadow: 0 12px 40px rgba(0,0,0,.06);
  --radius: 18px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
}

.wrap{
  min-height:100%;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  padding: 24px;
  gap: 18px;
}

.card{
  width:min(720px, 100%);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px 32px;
  background: var(--card);
  box-shadow: var(--shadow);
}

.eyebrow{
  margin:0 0 10px 0;
  font-size: 13px;
  letter-spacing:.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.title{
  margin:0;
  font-size: clamp(34px, 4vw, 48px);
  line-height:1.06;
  letter-spacing:-0.02em;
}

.subtitle{
  margin: 8px 0 18px 0;
  font-size: 18px;
  font-weight: 600;
}

.desc{
  margin:0 0 22px 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.mono{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;}

.contact{
  display:flex;
  align-items:center;
  gap: 10px;
  flex-wrap: wrap;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.label{
  color: var(--muted);
  font-size: 14px;
}

.email{
  font-size: 16px;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color .15s ease, opacity .15s ease;
}
.email:hover{
  border-bottom-color: var(--text);
  opacity: .85;
}

.copy{
  margin-left: 6px;
  border: 1px solid var(--line);
  background:#fff;
  color: var(--text);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  cursor:pointer;
  transition: transform .08s ease, box-shadow .15s ease, border-color .15s ease;
}
.copy:hover{ border-color: #d7dbe2; box-shadow: 0 8px 18px rgba(0,0,0,.06); }
.copy:active{ transform: translateY(1px); }

.hint{
  margin: 10px 0 0 0;
  min-height: 18px;
  font-size: 13px;
  color: var(--muted);
}

.footer{
  width:min(720px, 100%);
  color: #9aa0a6;
  font-size: 13px;
  padding: 0 4px;
  display:flex;
  justify-content:flex-start;
}