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

body {
    font-family: "Inter", sans-serif;
    /* background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);*/
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    max-width: 1200px;
    width: 100%;
    min-height: 700px;
    background: white;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    display: flex;
    overflow: hidden;
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Carte de connexion */
.login-card {
    flex: 1;
    padding: 50px;
    display: flex;
    flex-direction: column;
    background: white;
}

/* En-tête */
.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.logo-container {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%,
    100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.logo-icon {
    width: 40px;
    height: 40px;
    color: white;
}

.login-title {
    font-size: 32px;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
}

.login-subtitle {
    color: #666;
    font-size: 16px;
}

/* Alertes */
.alert {
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* Formulaire */
.login-form {
    flex: 1;
}

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

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
    font-size: 14px;
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 15px;
    color: #999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
}

.input-icon svg {
    width: 20px;
    height: 20px;
}

.form-input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: 2px solid #e1e1e1;
    border-radius: 12px;
    font-size: 15px;
    font-family: "Inter", sans-serif;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

.form-input:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.form-input.is-invalid {
    border-color: #dc3545;
    background: #fff8f8;
}

.error-message {
    display: block;
    margin-top: 5px;
    color: #dc3545;
    font-size: 13px;
}

/* Options du formulaire */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

/* Checkbox personnalisée */
.checkbox-container {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: #666;
    position: relative;
    padding-left: 30px;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 20px;
    width: 20px;
    background-color: #f8f9fa;
    border: 2px solid #e1e1e1;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.checkbox-container:hover input ~ .checkmark {
    background-color: #e9ecef;
}

.checkbox-container input:checked ~ .checkmark {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-color: transparent;
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-label {
    margin-left: 5px;
}

.forgot-password {
    color: #667eea;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* Bouton de connexion */
.login-button {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}

.login-button::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition:
        width 0.6s,
        height 0.6s;
}

.login-button:hover::before {
    width: 300px;
    height: 300px;
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.4);
}

.button-icon {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.login-button:hover .button-icon {
    transform: translateX(5px);
}

/* Lien d'inscription */
.register-link {
    text-align: center;
    margin-bottom: 30px;
    color: #666;
    font-size: 14px;
}

.register-button {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    margin-left: 5px;
    transition: color 0.3s ease;
}

.register-button:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* Séparateur */
.divider {
    position: relative;
    text-align: center;
    margin: 30px 0;
}

.divider::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e1e1e1;
    transform: translateY(-50%);
}

.divider-text {
    background: white;
    padding: 0 15px;
    color: #999;
    font-size: 14px;
    position: relative;
    z-index: 1;
}

/* Connexion sociale */
.social-login {
    display: flex;
    gap: 15px;
}

.social-button {
    flex: 1;
    padding: 12px;
    border: 2px solid #e1e1e1;
    border-radius: 10px;
    background: white;
    color: #666;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.social-button svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.social-button.google:hover {
    background: #db4437;
    border-color: #db4437;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(219, 68, 55, 0.3);
}

.social-button.github:hover {
    background: #333;
    border-color: #333;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(51, 51, 51, 0.3);
}

/* Arrière-plan décoratif */
.login-background {
    flex: 1;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 50px;
}

.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" opacity="0.1"><circle cx="50" cy="50" r="40" stroke="white" stroke-width="1" fill="none"/><circle cx="50" cy="50" r="30" stroke="white" stroke-width="1" fill="none"/><circle cx="50" cy="50" r="20" stroke="white" stroke-width="1" fill="none"/></svg>')
        repeat;
    background-size: 50px 50px;
}

.background-content {
    position: relative;
    z-index: 1;
    color: white;
    text-align: center;
    max-width: 400px;
}

.background-content h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.4;
}

.background-content p {
    font-size: 18px;
    line-height: 1.6;
    opacity: 0.9;
}

/* Responsive */
@media (max-width: 968px) {
    .login-background {
        display: none;
    }

    .login-card {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    .login-container {
        min-height: auto;
    }

    .login-card {
        padding: 25px;
    }

    .form-options {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }

    .social-login {
        flex-direction: column;
    }
}