:root {
  --primary: #0b1c30;
  --secondary: #e77c3a;
  --accent: #ff7600;
  --light: #f4f4f4;
  --dark: #212529;
  --success: #28a745;
  --navy-dark: #08101a;
  --gold-light: #f7f9fc;
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Montserrat', sans-serif;
}

body {
  background: linear-gradient(135deg, var(--primary), var(--navy-dark));
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  overflow: hidden;
}

.auth-container {
  display: flex;
  width: 90%;
  max-width: 900px;
  background-color: var(--light);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(26, 43, 76, 0.25);
  border: 1px solid rgba(212, 175, 55, 0.1);
}

.auth-left, .auth-right {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.auth-left {
  flex: 1;
  background: linear-gradient(rgba(26, 43, 76, 0.85), rgba(26, 43, 76, 0.85)),
              url('../assets/about.jpg') center center / cover no-repeat;
  color: var(--light);
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px;
}

.auth-left::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.05) 50%, transparent 70%);
  pointer-events: none;
}

.auth-left .logo {
  max-width: 250px;
  height: auto;
  margin: 0 auto 20px auto;
  display: block;
  filter: drop-shadow(0 4px 8px rgba(255, 255, 255, 0.3));
}

.auth-left h1 {
  font-size: 2rem;
  margin-bottom: 10px;
  color: var(--secondary);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.auth-left p {
  font-size: 1rem;
  line-height: 1.5;
  opacity: 0.9;
}

.auth-right {
  flex: 1;
  background-color: var(--light);
}

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

  .auth-left, .auth-right {
    padding: 20px;
  }

  .auth-left {
    text-align: center;
  }

  .form-row.double {
    flex-direction: column;
  }
}

.toggle-box {
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
  background-color: #e5e5e5;
  border-radius: 8px;
  padding: 4px;
}

.toggle-box button {
  flex: 1;
  padding: 12px;
  border: none;
  background-color: transparent;
  color: var(--primary);
  font-weight: 600;
  font-size: 1rem;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
}

.toggle-box button.active {
  background-color: var(--secondary);
  color: var(--primary);
  box-shadow: 0 2px 8px rgba(232, 93, 4, 0.3);
}

.toggle-box button:hover:not(.active) {
  background-color: rgba(232, 93, 4, 0.2);
}

.form {
  display: none;
  flex-direction: column;
  gap: 15px;
}

.form.active {
  display: flex;
}

.form h2 {
  color: var(--primary);
  text-align: center;
  margin-bottom: 10px;
  font-size: 1.8rem;
}

.form input {
  padding: 12px;
  border-radius: 8px;
  border: 2px solid #e0e0e0;
  transition: var(--transition);
  font-size: 1rem;
}

.form input:focus {
  border-color: var(--secondary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(232, 93, 4, 0.1);
}

.form input:hover {
  border-color: var(--accent);
}

.forgot-password {
  text-align: right;
  font-size: 0.9rem;
  margin-top: -10px;
  margin-bottom: 10px;
}

.forgot-password a {
  color: var(--accent);
  text-decoration: none;
  transition: var(--transition);
  font-weight: 600;
}

.forgot-password a:hover {
  color: var(--secondary);
  text-decoration: underline;
}

.btn-auth {
  background: linear-gradient(135deg, var(--secondary), var(--accent));
  color: var(--primary);
  padding: 14px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(232, 93, 4, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-auth:hover {
  background: linear-gradient(135deg, var(--accent), var(--secondary));
  box-shadow: 0 6px 20px rgba(232, 93, 4, 0.4);
  transform: translateY(-2px);
}

.btn-auth:active {
  transform: translateY(0);
}

.switch {
  text-align: center;
  font-size: 0.9rem;
  margin-top: 10px;
}

.switch span {
  color: var(--secondary);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
}

.switch span:hover {
  color: var(--accent);
  text-decoration: underline;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 10px;
}

.form-row.double {
  flex-direction: row;
  gap: 10px;
}

.form-row.double input {
  flex: 1;
}

.password-row {
  position: relative;
}

.info-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--secondary);
  background: var(--light);
  padding: 2px;
  border-radius: 50%;
  transition: var(--transition);
}

.info-icon:hover {
  color: var(--accent);
  background: var(--gold-light);
}

.info-icon:hover::after {
  content: "Password must include: 1 uppercase, 1 lowercase, 1 number, 1 special character, and be at least 8 characters long.";
  position: absolute;
  top: 125%;
  right: 0;
  width: 260px;
  background: var(--light);
  color: var(--dark);
  font-size: 0.85rem;
  padding: 12px;
  border: 2px solid var(--secondary);
  border-radius: 8px;
  box-shadow: 0 8px 25px rgba(26, 43, 76, 0.15);
  z-index: 10;
  line-height: 1.4;
}

.form input::placeholder {
  color: #999;
  opacity: 0.8;
}

.form input:focus::placeholder {
  opacity: 0.5;
}

.btn-auth.loading {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-auth.loading::after {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s linear infinite;
  margin-left: 10px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.form input.success {
  border-color: var(--success);
  background-color: rgba(40, 167, 69, 0.05);
}

.form input.error {
  border-color: #dc3545;
  background-color: rgba(220, 53, 69, 0.05);
}

.form.active {
  animation: fadeInUp 0.3s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}