:root {
  color-scheme: light;
  --bg: #f4f7f8;
  --surface: #ffffff;
  --text: #17212b;
  --muted: #65727f;
  --line: #d8e1e7;
  --accent: #0f766e;
  --accent-soft: #d9f3ee;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--bg);
  font: 16px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

.admin-login-card {
  width: min(440px, 100%);
  padding: clamp(24px, 6vw, 44px);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 18px 46px rgba(23, 33, 43, 0.12);
}

.admin-login-brand {
  margin: 0 0 16px;
  color: var(--accent);
  font-weight: 800;
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(28px, 6vw, 40px);
  line-height: 1.1;
}

.admin-login-card > p:not(.admin-login-brand) {
  color: var(--muted);
}

form,
label {
  display: grid;
  gap: 8px;
}

form {
  gap: 14px;
  margin-top: 24px;
}

label {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

input,
button {
  min-height: 46px;
  border-radius: 7px;
  font: inherit;
}

input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  color: var(--text);
  font-size: 20px;
  letter-spacing: 0.16em;
}

input:focus {
  border-color: var(--accent);
  outline: 3px solid var(--accent-soft);
}

button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #ffffff;
  cursor: pointer;
  font-weight: 800;
}

button:disabled {
  cursor: progress;
  opacity: 0.65;
}

#adminLoginStatus {
  min-height: 48px;
  margin: 14px 0 0;
}

#adminLoginStatus.error {
  color: var(--danger);
  font-weight: 700;
}

a {
  color: var(--accent);
  font-weight: 700;
}