:root {
  color-scheme: light;
  --ink: #17201c;
  --muted: #607168;
  --line: #dfe8e3;
  --panel: #ffffff;
  --accent: #147d64;
  --accent-strong: #0f654f;
  --bg: #f5f7f6;
  --danger: #b3261e;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(420px, 1.1fr);
}

.auth-hero {
  background: #17201c;
  color: #fff;
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 80px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--accent);
  font-weight: 800;
}

.brand strong,
.brand span {
  display: block;
}

.brand span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
}

.auth-hero h1 {
  margin: 0;
  font-size: 44px;
  line-height: 1.05;
  letter-spacing: 0;
}

.auth-hero p {
  max-width: 480px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 17px;
  line-height: 1.6;
}

.auth-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px;
}

.auth-form {
  width: min(100%, 430px);
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  gap: 7px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 700;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  font: inherit;
  color: var(--ink);
  background: var(--panel);
}

input:focus {
  outline: 2px solid rgba(20, 125, 100, 0.18);
  border-color: var(--accent);
}

.primary-button {
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  padding: 13px 16px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

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

.form-message {
  min-height: 20px;
  margin: 0;
  color: var(--danger);
  font-size: 13px;
}

.form-message.success {
  color: var(--accent-strong);
}

.auth-links {
  width: min(100%, 430px);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 22px;
}

.auth-links a {
  color: var(--accent-strong);
  font-weight: 800;
  text-decoration: none;
}

@media (max-width: 840px) {
  .auth-shell {
    grid-template-columns: 1fr;
  }

  .auth-hero {
    padding: 32px 24px;
  }

  .brand {
    margin-bottom: 36px;
  }

  .auth-hero h1 {
    font-size: 34px;
  }

  .auth-panel {
    padding: 30px 24px;
  }
}