:root {
  --orange-500: #F94E03;
  --orange-600: #FF8C00;
  --black: #050505;
  --white: #FFFFFF;
  --cream-bg: #FAF8F2;
  --cream2-bg: #F5F0E8;
  --black-mute-65: rgba(0, 0, 0, 0.65);
  --black-mute-40: rgba(0, 0, 0, 0.40);
  --font-stack: 'Montserrat', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --shadow-3d-md: 0 4px 0 var(--black);
  --shadow-3d-lg: 0 6px 0 var(--black);
  --shadow-3d-xl: 0 8px 0 var(--black);
  --radius-card: 1.5rem;
  --radius-field: 0.75rem;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-stack);
  color: var(--black);
  background-color: var(--cream-bg);
  background-image:
    radial-gradient(circle at 12% 18%, rgba(249, 78, 3, 0.10), transparent 42%),
    radial-gradient(circle at 88% 84%, rgba(255, 140, 0, 0.10), transparent 40%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.gate {
  width: 100%;
  max-width: 420px;
}

.card {
  background: var(--white);
  border: 2px solid var(--black);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-3d-xl);
  padding: 2.25rem 2rem 1.75rem;
}

.brand {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.brand__logo {
  height: 48px;
  width: auto;
}

.card__title {
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 0.35rem;
  text-align: center;
}

.card__subtitle {
  color: var(--black-mute-65);
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.4;
  margin: 0 0 1.75rem;
  text-align: center;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field__label {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.field__input {
  font-family: var(--font-stack);
  font-size: 1rem;
  font-weight: 500;
  color: var(--black);
  background: var(--cream2-bg);
  border: 2px solid var(--black);
  border-radius: var(--radius-field);
  padding: 0.75rem 0.9rem;
  transition: box-shadow 0.12s ease, transform 0.12s ease;
}

.field__input::placeholder { color: var(--black-mute-40); }

.field__input:focus {
  outline: none;
  box-shadow: var(--shadow-3d-md);
  transform: translateY(-2px);
}

.form__error {
  color: var(--orange-500);
  font-size: 0.85rem;
  font-weight: 700;
  margin: 0;
}

.btn {
  font-family: var(--font-stack);
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.01em;
  color: var(--white);
  background: var(--orange-500);
  border: 2px solid var(--black);
  border-radius: var(--radius-field);
  box-shadow: var(--shadow-3d-lg);
  cursor: pointer;
  margin-top: 0.5rem;
  padding: 0.85rem 1rem;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.btn:hover { background: var(--orange-600); }

.btn:active {
  box-shadow: var(--shadow-3d-md);
  transform: translateY(2px);
}

.btn:disabled {
  cursor: progress;
  opacity: 0.7;
}

.btn:focus-visible {
  outline: 2px solid var(--black);
  outline-offset: 3px;
}

.card__footer {
  color: var(--black-mute-40);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin: 1.75rem 0 0;
  text-align: center;
  text-transform: uppercase;
}