:root {
  color-scheme: light;
  --ink: #151821;
  --muted: #5d6472;
  --line: #d9dde5;
  --surface: #ffffff;
  --page: #f3f6fb;
  --blue: #048bd9;
  --cyan: #37fff3;
  --green: #1ccf8e;
  --magenta: #d90483;
  --shadow: 0 24px 70px rgba(17, 24, 39, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(4, 139, 217, 0.14), rgba(28, 207, 142, 0.12)),
    var(--page);
  font-family: "Open Sans", "Helvetica Neue", Arial, sans-serif;
}

.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 18px;
}

.panel {
  width: min(100%, 430px);
  padding: 42px 34px 36px;
  background: var(--surface);
  border: 1px solid rgba(21, 24, 33, 0.08);
  border-radius: 8px;
  box-shadow: var(--shadow);
  text-align: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background:
    linear-gradient(135deg, transparent 40%, rgba(255, 255, 255, 0.55) 41%, transparent 55%),
    linear-gradient(135deg, var(--blue), var(--cyan) 48%, var(--green));
  box-shadow: inset -9px -7px 0 rgba(217, 4, 131, 0.88);
}

.brand-word {
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: 26px;
  line-height: 1.18;
  letter-spacing: 0;
}

.supporting {
  margin: 12px 0 26px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

.admin-form {
  display: grid;
  gap: 14px;
}

.field-label {
  text-align: left;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.url-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  overflow: hidden;
}

input {
  width: 100%;
  min-width: 0;
  border: 0;
  padding: 14px 14px 14px 16px;
  color: var(--ink);
  font: inherit;
  outline: none;
}

input:focus {
  box-shadow: inset 0 0 0 2px rgba(4, 139, 217, 0.28);
}

.domain-suffix {
  padding: 0 14px;
  color: var(--muted);
  font-size: 15px;
  white-space: nowrap;
}

.primary-button {
  height: 48px;
  border: 0;
  border-radius: 6px;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--magenta));
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.primary-button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.status-message {
  min-height: 22px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.status-message[data-mode="error"] {
  color: #b42318;
}

@media (max-width: 420px) {
  .panel {
    padding: 34px 20px 30px;
  }

  .url-row {
    grid-template-columns: 1fr;
  }

  .domain-suffix {
    padding: 0 16px 12px;
    text-align: left;
  }
}