:root {
    --primary-color: #ed1c24;
    --text-color: #2c3e50;
    --background-color: #f8f9fa;
    --box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--background-color);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--box-shadow);
}

.logo-container {
    text-align: center;
    margin-bottom: 30px;
}

.logo {
    width: 80px;
    height: 80px;
    margin-bottom: 15px;
}

h1 {
    color: var(--text-color);
    margin: 0;
    font-size: 24px;
    font-weight: 600;
}

.login-form {
    margin-top: 30px;
    width: 100%;
    box-sizing: border-box;
}

.input-group {
    position: relative;
    margin-bottom: 20px;
    box-sizing: border-box;
    width: 100%;
}

.input-group i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 20px;
}

.input-group .password-toggle {
    left: auto;
    right: 15px;
    cursor: pointer;
}

.input-group input {
    width: calc(100% - 2px); /* Ajuster la largeur en tenant compte des bordures */
    padding: 15px 45px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 15px;
    color: var(--text-color);
    background: #f8fafc;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 3px rgba(237, 28, 36, 0.1);
}

.remember-forgot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.remember-forgot label {
    color: #64748b;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
}

.forgot-password {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
}

.forgot-password:hover {
    text-decoration: underline;
}

.login-btn {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 8px;
    background: var(--primary-color);
    color: white;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.login-btn:hover {
    background: #c41820;
}

.login-btn i {
    font-size: 20px;
    transition: transform 0.3s ease;
}

.login-btn:hover i {
    transform: translateX(5px);
}

.error-message {
    background: #fff5f5;
    border-left: 4px solid #dc3545;
    color: #dc3545;
    padding: 12px 15px;
    border-radius: 8px;
    font-size: 14px;
    margin-top: 20px;
    display: none;
    animation: slideDown 0.3s ease-out;
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.1);
}

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

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    35% { transform: translateX(-10px); }
    65% { transform: translateX(10px); }
}

.shake {
    animation: shake 0.2s cubic-bezier(.36,.07,.19,.97) both;
    transform: translate3d(0, 0, 0);
    backface-visibility: hidden;
    perspective: 1000px;
}