html {
  font-size: 16px;
}

h2 {
  font-size: 1.8rem;
  font-weight: 600;
}

body {
    background-color: #0f172a;
    color: #e2e8f0;
    min-width: 450px;
}

.container {
    min-height: 100vh;
    display: flex;
}

.left-panel {
  flex: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0f172a, #1e293b 60%, #0ea5e9);
  padding: 3rem;
}

.branding {
  text-align: center;
  max-width: 400px;
}

.logo {
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: -1px;
}

.tagline {
  margin-top: 1rem;
  font-size: 1rem;
  color: #cbd5e1;
}

.branding img{
  border-radius: 18px;
}

.right-panel {
    flex: 5;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-color: #111827;
    padding: 2rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5em;
}

.form-wrapper {
  width: 100%;
  max-width: 700px;
  padding: 2.5rem;
  background: #0f172a;
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}


.input-group {
  position: relative;
}


.input-group input {
  width: 100%;
  font-size: 0.95rem;
  padding: 0.8rem 0.75rem;
  background: #1e293b;
  border: 1px solid #334155;
  color: #f1f5f9;
  border-radius: 8px;
  outline: none;
  transition: all 0.2s ease;
}

.input-group input:hover {
  border-color: #475569;
}

.error-message {
  font-size: 0.8rem;
  color: #ef4444;
}

.input-group input:valid,
.input-group input:focus {
  border-color: #10b981;
  color: #00ff99;
}

.input-group label {
  position: absolute;
  left: 0.75rem;
  top: 0.85rem;
  font-size: 1rem;
  color: #aaa;
  pointer-events: none;
  transition: all 0.2s ease;
}

.input-group input:focus + label,
.input-group input:not(:placeholder-shown) + label
{
  top: -0.9rem;
  font-size: 0.8rem;
  left: 0.5rem;
  background: #1e293b;
  padding: 0 0.4rem;
  color: #00ff99;
  border-radius: 4px;
  border: 1px solid #10b981;
}

.input-group input:invalid:not(:focus):not(:placeholder-shown) {
  border-color: #ef4444;
}


button {
  font-size: 1rem;
  font-weight: 600;
  width: 100%;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #0f172a;
  border: none;
  padding: 0.9rem;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 8px 20px rgba(16,185,129,0.3);
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(16,185,129,0.4);
}


.form-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-text {
  font-size: 0.85rem;
  text-align: center;
  color: #94a3b8;
}

.login-text a {
  color: #10b981;
  text-decoration: none;
  font-weight: 500;
}

.login-text a:hover {
  text-decoration: underline;
}

@media (max-width: 1024px) {
  .container {
    flex-direction: column;
  }
  .left-panel {
    flex: 0.8;
    padding: 2rem;
  }
  
  .right-panel {
    padding: 2rem
  }

  .form-wrapper {
    padding: 2rem;
  }

  .logo {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .container {
    flex-direction: column;
  }

  .branding img {
    display: none;
  }

  .left-panel {
    flex: none;
    width: 100%;
    padding: 2rem 1.5rem;
  }

  .right-panel {
    width: 100%;
    padding: 1.5rem;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .form-wrapper {
    padding: 1.5rem;
    border-radius: 12px;
  }

  .logo {
    font-size: 1.8rem;
  }

  button {
    padding: 0.8rem;
  }
}