:root {
  --primary-brown: #5e493a;
  --primary-brown-dark: #4a3a2e;
  --wheat-bg: wheat;
  --white: #ffffff;
  --gray-text: rgb(97, 96, 96);
  --border-gray: #dadce0;
  --success-green: #34a853;
  --error-red: #ea4335;
}

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

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Layout principal */
.admin-login-page {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: calc(100vh - 80px);
}

/* Section gauche - Image de fond */
.admin-login-visual {
  background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.6)),
    url("../../images/barber 13.jpg");
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px;
  color: white;
  text-align: center;
}

.admin-login-visual .logo {
  width: 150px;
  height: 150px;
  object-fit: contain;
  margin-bottom: 30px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  padding: 20px;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.admin-login-visual h1 {
  font-size: 2.5em;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 15px;
}

.admin-login-visual p {
  font-size: 1.1em;
  opacity: 0.9;
  max-width: 400px;
  line-height: 1.6;
}

/* Section droite - Formulaire */
.admin-login-form-section {
  background: var(--wheat-bg);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px;
}

.admin-login-container {
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(94, 73, 58, 0.15);
  padding: 50px 40px;
  width: 100%;
  max-width: 420px;
  position: relative;
  overflow: hidden;
}

.admin-login-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(
    90deg,
    var(--primary-brown),
    var(--primary-brown-dark)
  );
}

.admin-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(
    135deg,
    var(--primary-brown),
    var(--primary-brown-dark)
  );
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.85em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 25px;
}

.admin-login-container h2 {
  color: var(--primary-brown);
  font-size: 1.8em;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.admin-login-container .subtitle {
  color: var(--gray-text);
  font-size: 0.95em;
  margin-bottom: 30px;
}

/* Messages d'alerte */
.admin-alert {
  padding: 15px 20px;
  border-radius: 8px;
  margin-bottom: 25px;
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.admin-alert.success {
  background: #e8f5e9;
  border: 1px solid #a5d6a7;
  color: #2e7d32;
}

.admin-alert.error {
  background: #ffebee;
  border: 1px solid #ef9a9a;
  color: #c62828;
}

.admin-alert.warning {
  background: #fff3e0;
  border: 1px solid #ffcc80;
  color: #e65100;
}

.admin-alert i {
  font-size: 1.2em;
}

/* Formulaire */
.admin-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  position: relative;
}

.form-group label {
  display: block;
  color: var(--primary-brown);
  font-weight: 600;
  margin-bottom: 8px;
  font-size: 0.9em;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.input-wrapper {
  position: relative;
}

.input-wrapper i {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-text);
  transition: color 0.3s ease;
}

.input-wrapper input {
  width: 100%;
  padding: 15px 15px 15px 45px;
  border: 2px solid var(--border-gray);
  border-radius: 10px;
  font-size: 1em;
  transition: all 0.3s ease;
  background: #fafafa;
}

.input-wrapper input:focus {
  outline: none;
  border-color: var(--primary-brown);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(94, 73, 58, 0.1);
}

.input-wrapper input:focus + i,
.input-wrapper:focus-within i {
  color: var(--primary-brown);
}

/* Bouton de connexion */
.admin-btn {
  width: 100%;
  padding: 16px;
  background: linear-gradient(
    135deg,
    var(--primary-brown),
    var(--primary-brown-dark)
  );
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 1em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 10px;
}

.admin-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(94, 73, 58, 0.3);
}

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

/* Lien retour */
.back-link {
  text-align: center;
  margin-top: 25px;
  padding-top: 25px;
  border-top: 1px solid var(--border-gray);
}

.back-link a {
  color: var(--gray-text);
  text-decoration: none;
  font-size: 0.9em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color 0.3s ease;
}

.back-link a:hover {
  color: var(--primary-brown);
}

/* Sécurité info */
.security-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  color: var(--gray-text);
  font-size: 0.8em;
}

.security-info i {
  color: var(--success-green);
}

/* Responsive */
@media (max-width: 900px) {
  .admin-login-page {
    grid-template-columns: 1fr;
  }

  .admin-login-visual {
    display: none;
  }

  .admin-login-form-section {
    min-height: 100vh;
  }
}

@media (max-width: 500px) {
  .admin-login-form-section {
    padding: 20px;
  }

  .admin-login-container {
    padding: 30px 25px;
  }

  .admin-login-container h2 {
    font-size: 1.5em;
  }
}

/* Animation de chargement */
.admin-btn.loading {
  pointer-events: none;
  opacity: 0.8;
}

.admin-btn.loading i {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}