:root {
  color-scheme: light;
  --bg: #f4f6f5;
  --panel: #ffffff;
  --text: #18201c;
  --muted: #60706a;
  --line: #d7e0dc;
  --accent: #2f6f5e;
  --accent-strong: #235648;
  --warning: #7d3d12;
  --warning-soft: #fff2cf;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(180deg, rgba(47, 111, 94, 0.1), transparent 42%),
    var(--bg);
  color: var(--text);
}

button,
input {
  font: inherit;
}

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

.login-panel {
  display: grid;
  width: min(100%, 390px);
  gap: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 22px 60px rgba(24, 32, 28, 0.14);
  padding: 28px;
}

.login-heading {
  display: grid;
  gap: 6px;
}

.login-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.login-heading h1 {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.2;
}

.login-form {
  display: grid;
  gap: 16px;
}

.login-form label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 800;
}

.login-form input {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: var(--text);
  padding: 0 12px;
}

.login-form input:focus {
  border-color: var(--accent);
  outline: 3px solid rgba(47, 111, 94, 0.18);
}

.login-message {
  min-height: 20px;
  margin: 0;
  border-radius: 8px;
  background: var(--warning-soft);
  color: var(--warning);
  font-size: 0.86rem;
  font-weight: 750;
  padding: 10px 12px;
}

.login-message:empty,
.login-message[hidden] {
  display: none;
}

.login-form button {
  min-height: 44px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #ffffff;
  cursor: pointer;
  font-weight: 850;
  padding: 0 16px;
}

.login-form button:hover {
  background: var(--accent-strong);
}

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

@media (max-width: 520px) {
  .login-shell {
    align-items: start;
    padding: 16px;
  }

  .login-panel {
    margin-top: 32px;
    padding: 22px;
  }
}