*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:             #F4F1E8;
  --text:           #1A1A1A;
  --text-secondary: #4D4A45;
  --text-muted:     #6B6760;
  --border:         #C8C4B4;
  --accent:         #6E9150;
  --accent-hover:   #5E8043;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

html, body {
  height: 100%;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 3rem 1.5rem;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 480px;
  width: 100%;
  gap: 2rem;
}

.logo {
  width: 140px;
  max-width: 100%;
  height: auto;
  display: block;
}

.intro {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 420px;
}

.intro p {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text-secondary);
  letter-spacing: 0.01em;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
  max-width: 280px;
}

.email-input {
  width: 100%;
  padding: 0.65rem 0.875rem;
  font-family: var(--font);
  font-size: 0.9375rem;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 4px;
  outline: none;
  transition: border-color 0.15s ease;
}

.email-input::placeholder {
  color: #A8A49A;
}

.email-input:focus {
  border-color: var(--accent);
}

.submit-btn {
  width: 100%;
  padding: 0.55rem 1.25rem;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 500;
  color: #ffffff;
  background-color: var(--accent);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: background-color 0.15s ease;
}

.submit-btn:hover {
  background-color: var(--accent-hover);
}

.submit-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.01em;
}

@media (max-width: 480px) {
  .logo {
    width: 110px;
  }

  .intro p {
    font-size: 0.875rem;
  }
}