:root {
  color-scheme: light;
  --bg: #f5efe5;
  --bg-deep: #ebe1d0;
  --panel: rgba(255, 251, 245, 0.88);
  --ink: #1f2227;
  --muted: #6a6257;
  --line: rgba(31, 34, 39, 0.14);
  --accent: #925f1d;
  --accent-strong: #7c4b0c;
  --danger: #b2342a;
  --shadow: 0 20px 40px rgba(31, 34, 39, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top, rgba(146, 95, 29, 0.16), transparent 34%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  color: var(--ink);
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
}

.login-shell {
  width: min(100%, 420px);
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.login-kicker {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.2rem);
  line-height: 1.05;
}

.login-copy {
  margin: 12px 0 24px;
  color: var(--muted);
  line-height: 1.65;
}

label {
  display: grid;
  gap: 8px;
  font-size: 0.92rem;
}

input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.84);
  color: var(--ink);
  font: inherit;
}

input:focus {
  outline: 2px solid rgba(146, 95, 29, 0.24);
  outline-offset: 1px;
  border-color: rgba(146, 95, 29, 0.36);
}

button {
  width: 100%;
  margin-top: 16px;
  padding: 14px 16px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: white;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:disabled {
  opacity: 0.7;
  cursor: wait;
}

.login-error {
  min-height: 1.4em;
  margin: 14px 0 0;
  color: var(--danger);
  font-size: 0.92rem;
}

.login-error:not(.is-visible):empty {
  display: block;
}

.login-footnote {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.55;
}