/* Modern SaaS Login Styles */
:root {
  --primary-color: #4f46e5; /* Indigo 600 */
  --primary-hover: #4338ca; /* Indigo 700 */
  --bg-color: #f3f4f6; /* Gray 100 */
  --card-bg: #ffffff;
  --text-main: #111827; /* Gray 900 */
  --text-muted: #6b7280; /* Gray 500 */
  --border-color: #d1d5db; /* Gray 300 */
  --input-bg: #f9fafb; /* Gray 50 */
  --error-color: #ef4444; /* Red 500 */
}

body {
  font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-color);
  background-image: 
    radial-gradient(at 0% 0%, hsla(253,16%,7%,1) 0, transparent 50%), 
    radial-gradient(at 50% 0%, hsla(225,39%,30%,1) 0, transparent 50%), 
    radial-gradient(at 100% 0%, hsla(339,49%,30%,1) 0, transparent 50%);
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
  height: 100vh;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-wrapper {
  width: 100%;
  max-width: 420px;
  padding: 20px;
}

.card {
  background: var(--card-bg);
  border-radius: 16px;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  padding: 40px;
  backdrop-filter: blur(10px); /* For glassmorphism feel if we make bg transparent later */
}

.header-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  text-align: center;
  margin-bottom: 8px;
}

.header-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-main);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  color: var(--text-main);
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  transition: all 0.2s ease;
  box-sizing: border-box; /* Important for padding */
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
  background: #fff;
}

.btn-primary {
  width: 100%;
  padding: 12px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

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

.btn-primary:active {
  transform: scale(0.98);
}

.captcha-group {
  display: flex;
  gap: 10px;
  align-items: center;
}

.captcha-img {
  border-radius: 8px;
  border: 1px solid var(--border-color);
  height: 46px; /* Match input height roughly */
}

.alert {
  padding: 12px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  text-align: center;
}

.alert-danger {
  background-color: #fee2e2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

.footer-link {
  display: block;
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
}

.footer-link:hover {
  color: var(--primary-color);
}