:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #182022;
  background: #e9f0ed;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 10% 10%, #d1e9dd 0, transparent 34rem),
    linear-gradient(145deg, #f7faf8, #dfe9e5);
}

.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(440px, 100%);
  padding: clamp(24px, 5vw, 38px);
  border: 1px solid #cad8d2;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 22px 70px rgba(31, 62, 51, 0.14);
  backdrop-filter: blur(14px);
}

.stack { display: grid; gap: 16px; }
label { display: grid; gap: 7px; font-size: 0.88rem; font-weight: 700; }

input {
  width: 100%;
  border: 1px solid #aebeb8;
  border-radius: 10px;
  padding: 12px 14px;
  background: #fff;
  color: #182022;
  font: inherit;
}

input:focus { outline: 3px solid rgba(8, 120, 92, 0.18); border-color: #08785c; }

button {
  border: 0;
  border-radius: 10px;
  padding: 12px 18px;
  background: #08785c;
  color: white;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

button:hover { background: #065f49; }
button.secondary { background: #dfe9e5; color: #263a33; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
#status { min-height: 0; margin: 14px 0 0; color: #a12622; }
#status:empty { display: none; }