* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #111827;
  color: #f9fafb;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
  padding: 48px 0;
}

.card {
  background: #1f2937;
  border: 1px solid #374151;
  border-radius: 22px;
  padding: 40px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}

.hero {
  text-align: center;
  margin-bottom: 28px;
}

.eyebrow {
  color: #9ca3af;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(2.25rem, 6vw, 4rem);
  margin: 0 0 16px;
}

.subtitle {
  color: #d1d5db;
  font-size: 1.1rem;
  line-height: 1.6;
  max-width: 680px;
  margin: 0 auto 28px;
}

.button-row {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.button {
  display: inline-block;
  padding: 14px 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: bold;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.primary {
  background: #f59e0b;
  color: #111827;
}

.secondary {
  background: transparent;
  color: #f9fafb;
  border: 1px solid #6b7280;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.tile {
  background: #1f2937;
  border: 1px solid #374151;
  border-radius: 18px;
  padding: 24px;
  text-decoration: none;
  color: inherit;
}

.tile:hover {
  border-color: #f59e0b;
}

.tile h2 {
  margin-top: 0;
  font-size: 1.2rem;
}

.tile p {
  color: #d1d5db;
  line-height: 1.5;
}

.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  width: min(460px, 100%);
}

form {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

label {
  color: #d1d5db;
  font-weight: bold;
}

input {
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid #4b5563;
  background: #111827;
  color: #f9fafb;
  font-size: 1rem;
}

.full {
  width: 100%;
  margin-top: 12px;
}

.small-note {
  color: #9ca3af;
  font-size: 0.9rem;
  text-align: center;
  margin-top: 22px;
}

@media (max-width: 850px) {
  .grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .card {
    padding: 28px;
  }
}