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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #1e3a8a, #3b82f6);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 40px 32px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

h1 {
  font-size: 24px;
  color: #111827;
  text-align: center;
}

.subtitle {
  color: #6b7280;
  text-align: center;
  margin: 8px 0 28px;
}

.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 6px;
}

.field input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-size: 15px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.field input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.password-wrap {
  position: relative;
}

.password-wrap input {
  padding-right: 70px;
}

#togglePassword {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #3b82f6;
  font-size: 13px;
  cursor: pointer;
  padding: 6px;
}

#togglePassword:hover {
  text-decoration: underline;
}

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  font-size: 14px;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #4b5563;
  cursor: pointer;
}

.checkbox input {
  accent-color: #3b82f6;
}

.link {
  color: #3b82f6;
  text-decoration: none;
  font-size: 14px;
}

.link:hover {
  text-decoration: underline;
}

.btn {
  width: 100%;
  padding: 13px;
  background: #2563eb;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.btn:hover {
  background: #1d4ed8;
}

.error {
  color: #dc2626;
  font-size: 14px;
  margin-bottom: 16px;
  text-align: center;
}

.success {
  color: #16a34a;
  font-size: 14px;
  margin-bottom: 16px;
  text-align: center;
}

.footer {
  text-align: center;
  color: #6b7280;
  margin-top: 20px;
  font-size: 14px;
}