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

:root {
  --primary-400: #fbbf24;
  --gray-50: #f8fafc;
  --gray-200: #e2e8f0;
  --gray-800: #1e293b;
  --card-border: var(--gray-200);
  --card-radius: 12px;
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
  --card-bg: #fff;
  --body-bg: var(--gray-50);
  --font-sans: system-ui, sans-serif;
  --font-mono: 'Courier New', monospace;
}

html {
  font-size: 15px;
  height: 100%;
  min-height: 100vh;
}
body {
  font-family: var(--font-sans);
  background: var(--body-bg);
  color: var(--gray-800);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  height: 100%;
}

@media screen and (min-width: 768px) {
  body::after {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    z-index: 9999;
    width: 50%;
    height: 100%;
    background: url(bg.webp) no-repeat 50%;
    background-size: cover;
  }
}

.login-page {
  padding: 2%;
  height: 100%;
  width: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

@media screen and (max-width: 768px) {
  .login-page {
    width: 100%;
  }
}

.otp-code-form {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--card-radius);
  box-shadow: var(--card-shadow);
  padding: 20px;
  width: 100%;
}

@media screen and (min-width: 768px) {
  .otp-code-form {
    width: 50%;
  }
}

.form-group {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  width: 100%;
  justify-content: center;
  padding: 10px;
}

.form-input {
  width: 50px;
  height: 50px;
  padding: 9px;
  border: 1px solid var(--gray-800);
  border-radius: 3px;
  font-family: inherit;
  font-size: 1em;
  color: var(--gray-800);
  background: var(--card-bg);
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
  outline: none;
  text-align: center;
}
.form-input:focus {
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.12);
}

.otp-code {
  margin: 1.5rem 0 0 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: 2px;
}