:root {
  --grad: linear-gradient(120deg, #9B27E8, #EE2A7B 55%, #FF8E3C);
  --dark: #17171F;
  --muted: #6B6B78;
  --line: #E4E6EC;
  --bg: #F5F6FA;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--dark);
  padding-bottom: 60px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 22px 28px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
}

.brand { display: flex; align-items: center; gap: 14px; }

.logo {
  width: 46px; height: 46px;
  border-radius: 14px;
  background: var(--grad);
  color: #fff;
  display: grid; place-items: center;
  font-size: 22px;
  box-shadow: 0 8px 18px rgba(238, 42, 123, .35);
}

h1 { font-size: 19px; margin: 0; letter-spacing: -.2px; }
.sub { margin: 2px 0 0; font-size: 13px; color: var(--muted); }

.actions { display: flex; gap: 10px; flex-wrap: wrap; }

.btn {
  border: 0;
  border-radius: 11px;
  background: var(--grad);
  color: #fff;
  font: inherit;
  font-weight: 700;
  font-size: 14px;
  padding: 11px 16px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: transform .12s ease, box-shadow .12s ease, opacity .12s;
  box-shadow: 0 6px 16px rgba(238, 42, 123, .25);
}
.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: .55; cursor: progress; transform: none; }
.btn.ghost { background: #fff; color: var(--dark); border: 1px solid var(--line); box-shadow: none; }
.btn.small { font-size: 13px; padding: 8px 12px; border-radius: 9px; }

.settings {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
  margin: 22px 28px 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 20px;
}
.settings > div { flex: 1 1 380px; }
.settings label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 7px; }
.hint { margin: 7px 0 0; font-size: 12.5px; color: var(--muted); }

input[type="text"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-size: 14px;
  background: #FBFBFD;
}
input[type="text"]:focus { outline: 2px solid rgba(238, 42, 123, .35); border-color: transparent; background: #fff; }

.aviso {
  margin: 16px 28px 0;
  padding: 0;
  font-size: 14px;
  font-weight: 600;
  color: #0F7A4A;
}
.aviso.err { color: #C0223B; }
.aviso:not(:empty) { padding: 12px 16px; background: #fff; border: 1px solid var(--line); border-radius: 12px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 20px;
  padding: 22px 28px;
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.preview { position: relative; background: var(--bg); padding: 14px; }
.preview img { width: 100%; display: block; border-radius: 12px; }

.body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; }
.body label { font-size: 12px; font-weight: 700; color: var(--muted); margin-top: 4px; }

.row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.row.wrap { flex-wrap: wrap; justify-content: flex-start; margin-top: 8px; }

.code {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 1.5px;
  padding: 4px 10px;
  border-radius: 8px;
  background: #F2F3F7;
}
.updated { font-size: 12px; color: var(--muted); }
.redirect { font-size: 12px; color: var(--muted); word-break: break-all; margin: 6px 0 0; }